/* OmniXAI shared theme and interaction layer. The inline page styles keep the
   static pages portable; this file centralizes system-theme and mobile polish. */
:root {
  color-scheme: light dark;
  --focus-ring: #4c7dff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #edf3ff;
    --ink-2: #c4cde0;
    --mute: #98a4b8;
    --line: rgba(226, 232, 245, .16);
    --paper: #0b1220;
    --white: #111b2d;
  }

  body { background: var(--paper); color: var(--ink); }
  .nav.solid,
  .nav.solid:not(.on-dark) { background: rgba(6, 11, 22, .86); color: #fff; border-color: var(--navy-line); }
  .nav.solid:not(.on-dark) .mobile-nav { background: rgba(10, 18, 32, .98); border-color: var(--navy-line); color: #fff; }
  .nav.solid:not(.on-dark) .mobile-nav a:hover,
  .nav.solid:not(.on-dark) .mobile-nav a:focus-visible { background: rgba(255,255,255,.1); }
  .partners,
  .models,
  .clients,
  .about { background: var(--paper); border-color: var(--line); }
  .logo-row li,
  .bp-main p:not(.bp-tag),
  .about-lead p,
  .timeline p,
  .model-grid .mg p,
  .client-rows p,
  .p-faq p { color: var(--ink-2); }
  .cw-group,
  .signed article,
  .p-eco article { background: var(--white); border-color: var(--line); }
  .dialog,
  dialog { background: #111b2d; color: var(--ink); }
  dialog .btn-ghost { color: var(--ink); border-color: var(--line); }
  #form input, #form select, #form textarea { background: #0b1220; color: var(--ink); border-color: var(--line); }
  .fine, .muted { color: var(--mute); }
  .footer { background: #060b16; }
}

@media (max-width: 720px) {
  .wrap, .hero-inner, .hero-stats { width: min(100% - 32px, 1240px); }
  .section { padding-block: 84px; }
  .display { font-size: clamp(32px, 10vw, 50px); }
  .hero-title { font-size: clamp(42px, 13vw, 68px); }
  .hero-foot { gap: 28px; }
  .hero-cta { width: 100%; }
  .hero-cta .btn-solid, .hero-cta .btn-ghost { flex: 1 1 150px; justify-content: center; }
  .hero-stats dt { font-size: clamp(28px, 9vw, 40px); }
  .hero-stats dd { min-height: 3em; }
  .router-block { margin-top: 82px; }
  .router-fig { padding: 16px; }
  .router-svg text { font-size: 18px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big { width: 100%; justify-content: center; }
  .contact-email { margin-top: -12px; overflow-wrap: anywhere; }
  .nav .btn-pill { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  .marquee-track, .dot, .hero-title em, .system-node, .maas-lines path, .router-map > svg path { animation: none !important; }
  .reveal, .solution-card, .btn-solid::before { transition: none !important; }
}

/* Refined control-plane visual language */
:root {
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-display: "Avenir Next", "SF Pro Display", "Noto Sans SC", "PingFang SC", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "IBM Plex Mono", Menlo, Consolas, monospace;
}

html, body, button, input, select, textarea { font-family: var(--font-body); letter-spacing: 0; }
h1, h2, h3, h4, .brand b, .btn-solid, .btn-ghost, .btn-pill, .nav-links, .hero-stats dt,
.solution-card-copy h3, .system-node b { font-family: var(--font-display); letter-spacing: 0; }
.mono, .kicker, .bp-tag, .sec-label, .board-chrome, .system-node small, .system-readout { font-family: var(--font-mono); letter-spacing: .08em; }

/* Keep the fluid layer atmospheric; the information graphics carry the meaning. */
#fluid-canvas { opacity: .16; filter: blur(5px) saturate(.72); }
.hero::before { background: radial-gradient(52% 55% at 82% 34%, rgba(47,91,255,.24), transparent 72%), radial-gradient(34% 38% at 16% 86%, rgba(54,226,212,.08), transparent 70%), var(--navy); }
.hero-system { opacity: .96; }
.hero-system::before { box-shadow: 0 0 60px rgba(47,91,255,.12), inset 0 0 48px rgba(54,226,212,.04); }
.system-node { animation: node-float 8s ease-in-out infinite; }
.system-node.router { animation-delay: -1.8s; }
.system-node.compute { animation-delay: -3.2s; }
.system-node.network { animation-delay: -4.6s; }
.system-node.apps { animation-delay: -6.1s; }

/* Replace blur-to-sharp motion with a crisp, short rise. */
.reveal { filter: none !important; transform: translateY(16px); transition: opacity .7s cubic-bezier(.2,.7,.1,1), transform .7s cubic-bezier(.2,.7,.1,1); }
.reveal.in { transform: none; }
.display.reveal { transform: translateY(20px); }
.display.reveal.in { transform: none; }
.hero-title .line > span { filter: none !important; animation: clean-rise .8s cubic-bezier(.2,.7,.1,1) both !important; }
.hero-title .line:nth-child(2) > span { animation-delay: .08s !important; }
.hero-title .line:nth-child(3) > span { animation-delay: .16s !important; }
.hero-title em { background-size: 100% 100%; animation: none !important; }
@keyframes clean-rise { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.btn-solid::before { opacity: .35; transition: transform 1.2s cubic-bezier(.2,.7,.1,1); }

/* Original diagrams built from HTML/SVG, with a quiet monitoring-console rhythm. */
.solution-card { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; min-height: 300px; padding: 20px 22px 24px; background: linear-gradient(145deg, rgba(28,48,82,.72), rgba(8,17,32,.95)); border-color: rgba(139,180,255,.2); box-shadow: inset 0 1px rgba(255,255,255,.08), 0 24px 70px -46px rgba(0,0,0,.8); }
.solution-card::after { display: none; }
.solution-card.tall { min-height: 574px; }
.solution-boards { scroll-margin-top: 90px; }
.solution-card.router-board, .solution-card.access-board { min-height: 348px; }
.board-chrome { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: rgba(202,220,255,.58); font-size: 10px; line-height: 1; text-transform: uppercase; }
.live-pill { display: inline-flex; align-items: center; gap: 6px; border: 1px solid rgba(54,226,212,.25); border-radius: 99px; padding: 7px 9px; color: rgba(180,239,232,.72); font-size: 9px; letter-spacing: .06em; white-space: nowrap; }
.live-pill i { width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.solution-card .solution-card-copy { position: relative; z-index: 4; left: auto; right: auto; bottom: auto; margin-top: 0; padding-top: 24px; }
.solution-card-copy small { font-family: var(--font-mono); color: var(--cyan); font-size: 10px; letter-spacing: .13em; }
.solution-card-copy h3 { font-size: clamp(20px, 2vw, 29px); margin-top: 8px; line-height: 1.2; }
.solution-card-copy p { color: rgba(198,213,239,.64); font-size: 13px; margin-top: 7px; max-width: 34em; }
.router-board .solution-card-copy, .access-board .solution-card-copy { padding-top: 18px; }
.router-board .solution-card-copy h3, .access-board .solution-card-copy h3 { font-size: clamp(18px, 1.8vw, 24px); }
.router-board .solution-card-copy p, .access-board .solution-card-copy p { font-size: 12px; line-height: 1.45; }

.maas-map { position: relative; min-height: 0; display: grid; grid-template-columns: 1fr 1.3fr 1fr; align-items: center; gap: 16px; margin-top: 18px; }
.maas-col { position: relative; z-index: 2; display: grid; gap: 8px; }
.maas-col small, .maas-core small, .router-node small, .access-origin small, .access-dest small { color: rgba(176,204,248,.5); font: 9px var(--font-mono); letter-spacing: .12em; }
.maas-col b { color: #eaf2ff; font-size: 15px; margin-bottom: 5px; }
.maas-col span { border: 1px solid rgba(153,190,255,.18); border-radius: 8px; padding: 9px 10px; color: rgba(222,235,255,.78); font-size: 11px; background: rgba(91,139,221,.08); }
.maas-core { position: relative; z-index: 3; display: grid; gap: 7px; padding: 18px 15px; border: 1px solid rgba(76,125,255,.7); border-radius: 14px; background: linear-gradient(145deg, rgba(47,91,255,.48), rgba(23,54,92,.82)); box-shadow: 0 0 42px rgba(47,91,255,.2), inset 0 1px rgba(255,255,255,.14); }
.maas-core b { font: 600 22px var(--font-display); color: white; }
.maas-core span { color: rgba(224,236,255,.68); font-size: 10px; }
.maas-lines { position: absolute; z-index: 1; inset: 4% 0; width: 100%; height: 92%; overflow: visible; }
.maas-lines path { fill: none; stroke: rgba(111,186,255,.37); stroke-width: 1.2; stroke-dasharray: 5 8; animation: diagram-flow 9s linear infinite; }
.maas-lines path:nth-child(2n) { stroke: rgba(54,226,212,.42); animation-delay: -3s; }
@keyframes diagram-flow { to { stroke-dashoffset: -120; } }

.router-map { position: relative; min-height: 0; margin: 12px 0 2px; }
.router-map > svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.router-map > svg path { fill: none; stroke: rgba(110,180,255,.32); stroke-width: 1.2; stroke-dasharray: 5 7; animation: diagram-flow 7s linear infinite; }
.router-center { position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%, -50%); min-width: 118px; padding: 15px 14px; display: grid; gap: 5px; text-align: center; border: 1px solid rgba(76,125,255,.7); border-radius: 50%; aspect-ratio: 1; place-content: center; background: radial-gradient(circle at 50% 38%, rgba(76,125,255,.64), rgba(12,29,54,.94) 68%); box-shadow: 0 0 45px rgba(47,91,255,.24), inset 0 1px rgba(255,255,255,.16); }
.router-center b { color: #fff; font-size: 21px; }
.router-center span { color: rgba(214,232,255,.66); font-size: 10px; }
.provider { position: absolute; z-index: 2; min-width: 82px; padding: 8px 10px; border: 1px solid rgba(153,190,255,.22); border-radius: 8px; background: rgba(10,26,49,.88); box-shadow: 0 10px 24px rgba(0,0,0,.24); }
.provider b { display: block; color: rgba(233,242,255,.88); font-size: 11px; }
.provider span { color: var(--cyan); font: 9px var(--font-mono); }
.provider.p1 { left: 0; top: 3%; }.provider.p2 { right: 0; top: 8%; }.provider.p3 { left: 0; bottom: 3%; }.provider.p4 { right: 4%; bottom: 2%; }

.access-map { position: relative; min-height: 0; display: grid; grid-template-columns: .9fr 1.6fr .9fr; align-items: center; gap: 10px; margin-top: 14px; }
.access-origin, .access-dest { position: relative; z-index: 2; display: grid; gap: 7px; padding: 14px 10px; border: 1px solid rgba(153,190,255,.2); border-radius: 12px; background: rgba(10,26,49,.76); }
.access-origin b, .access-dest b { color: #ecf4ff; font-size: 14px; white-space: nowrap; }
.access-route { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.access-route::before { content: ""; position: absolute; left: 8%; right: 8%; top: 50%; border-top: 1px dashed rgba(100,194,220,.45); z-index: -1; }
.access-route span { padding: 9px 8px; border: 1px solid rgba(54,226,212,.24); border-radius: 99px; background: rgba(12,34,52,.95); color: rgba(206,239,241,.8); font-size: 10px; text-align: center; }
.access-route span:nth-child(2n) { border-color: rgba(143,176,255,.3); }

@media (max-width: 720px) {
  #fluid-canvas { opacity: .08; }
  .hero-system { opacity: .7; }
  .system-node.system-models { left: 5%; }
  .solution-card, .solution-card.tall { min-height: 360px; }
  .solution-card.router-board, .solution-card.access-board { min-height: 340px; }
  .maas-map { min-height: 180px; gap: 7px; }
  .maas-col span { font-size: 10px; padding: 8px 6px; }
  .maas-core { padding: 12px 9px; }
  .maas-core b { font-size: 17px; }
  .router-map, .access-map { min-height: 160px; }
  .provider { min-width: 70px; padding: 7px 8px; }
  .access-route span { font-size: 9px; padding-inline: 5px; }
}

/* Product-view explorer: an original control-plane composition for the deck content. */
.solution-explorer { position: relative; display: grid; grid-template-columns: minmax(220px, .32fr) minmax(0, 1fr); min-height: 610px; border: 1px solid rgba(139,180,255,.2); border-radius: 24px; overflow: hidden; background: linear-gradient(135deg, rgba(22,39,69,.82), rgba(7,15,29,.98)); box-shadow: inset 0 1px rgba(255,255,255,.08), 0 32px 90px -58px rgba(0,0,0,.9); }
.solution-explorer::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(137,177,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(137,177,255,.06) 1px, transparent 1px); background-size: 46px 46px; mask-image: linear-gradient(90deg, #000, transparent 72%); opacity: .48; }
.solution-tabs { position: relative; z-index: 2; display: grid; align-content: center; gap: 10px; padding: 32px 20px; border-right: 1px solid rgba(139,180,255,.14); background: rgba(4,11,23,.28); }
.solution-tab { position: relative; display: grid; grid-template-columns: 34px 1fr 20px; grid-template-rows: auto auto; align-items: center; gap: 2px 8px; padding: 17px 16px; border: 1px solid transparent; border-radius: 14px; color: rgba(202,220,248,.68); text-align: left; transition: border-color .35s ease, background .35s ease, color .35s ease, transform .35s ease; }
.solution-tab > span { grid-row: 1 / 3; color: rgba(143,176,255,.56); font: 11px var(--font-mono); letter-spacing: .08em; }
.solution-tab b { font: 600 17px var(--font-display); color: inherit; }
.solution-tab small { color: rgba(190,210,239,.5); font-size: 11px; }
.solution-tab i { grid-column: 3; grid-row: 1 / 3; color: var(--cyan); font: 18px var(--font-display); opacity: .45; transition: transform .35s ease, opacity .35s ease; }
.solution-tab:hover, .solution-tab:focus-visible { color: #f2f7ff; border-color: rgba(143,176,255,.32); background: rgba(105,147,233,.1); transform: translateX(3px); outline: none; }
.solution-tab.active { color: #f6f9ff; border-color: rgba(54,226,212,.36); background: linear-gradient(110deg, rgba(47,91,255,.25), rgba(54,226,212,.07)); box-shadow: inset 3px 0 var(--cyan), 0 16px 36px -28px rgba(54,226,212,.9); }
.solution-tab.active > span { color: var(--cyan); }
.solution-tab.active i { opacity: 1; transform: translate(3px,-3px); }
.solution-stage { position: relative; z-index: 1; min-width: 0; }
.solution-panel { min-height: 610px; display: grid; grid-template-columns: minmax(230px, .72fr) minmax(0, 1.28fr); gap: 28px; padding: 58px 50px 44px; animation: panel-in .55s cubic-bezier(.2,.7,.1,1) both; }
.solution-panel[hidden] { display: none; }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.solution-panel-copy { align-self: center; max-width: 30em; }
.panel-index { color: var(--cyan); font: 10px var(--font-mono); letter-spacing: .14em; }
.solution-panel-copy h4 { margin-top: 18px; color: #f7faff; font: 600 clamp(28px, 3.4vw, 50px)/1.1 var(--font-display); letter-spacing: -.02em; }
.solution-panel-copy h4 em { color: #93b1ff; font-style: normal; }
.solution-panel-copy > p { margin-top: 22px; color: rgba(202,216,239,.68); font-size: 14px; line-height: 1.8; max-width: 28em; }
.panel-stats { display: grid; gap: 12px; margin-top: 30px; }
.panel-stats div { display: flex; justify-content: space-between; gap: 16px; padding-top: 11px; border-top: 1px solid rgba(145,180,239,.16); }
.panel-stats dt { color: rgba(227,238,255,.9); font-size: 12px; }
.panel-stats dd { color: rgba(164,190,232,.54); font: 10px var(--font-mono); letter-spacing: .06em; text-align: right; }
.solution-panel-visual { position: relative; align-self: stretch; min-height: 440px; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; padding: 18px; border: 1px solid rgba(139,180,255,.18); border-radius: 18px; background: radial-gradient(75% 75% at 52% 46%, rgba(47,91,255,.14), transparent 70%), rgba(5,13,27,.5); overflow: hidden; }
.solution-panel-visual::before { content: ""; position: absolute; inset: 12px; border: 1px solid rgba(139,180,255,.08); border-radius: 12px; pointer-events: none; }
.visual-chrome, .visual-footer { position: relative; z-index: 2; display: flex; justify-content: space-between; gap: 12px; color: rgba(191,214,247,.5); font: 9px var(--font-mono); letter-spacing: .1em; }
.visual-footer { padding-top: 12px; border-top: 1px solid rgba(139,180,255,.12); font-size: 8px; }
.visual-footer span + span { color: rgba(54,226,212,.58); }
.solution-panel-visual .maas-map { min-height: 0; height: 100%; margin: 20px 0; }
.solution-panel-visual .router-map { min-height: 0; height: 100%; margin: 20px 8px; }
.solution-panel-visual .access-map { min-height: 0; height: 100%; margin: 20px 8px; }
.solution-panel-visual .maas-col span { background: rgba(91,139,221,.08); }
.core-pulse { display: flex; gap: 5px; margin-top: 5px; }
.core-pulse i { display: block; width: 4px; height: 4px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); animation: pulse-dot 1.8s ease-in-out infinite; }
.core-pulse i:nth-child(2) { animation-delay: .25s; }.core-pulse i:nth-child(3) { animation-delay: .5s; }
@keyframes pulse-dot { 0%, 100% { opacity: .35; transform: scale(.7); } 45% { opacity: 1; transform: scale(1); } }
.router-map-large .provider span { color: rgba(170,207,255,.62); }
.access-map-large .access-origin span, .access-map-large .access-dest span { color: rgba(170,207,255,.54); font: 10px var(--font-mono); }
.solution-panel-visual .access-route span { padding: 12px 8px; }

/* Follow the operating-system theme while keeping the diagrams legible. */
@media (prefers-color-scheme: light) {
  .solution-explorer {
    border-color: rgba(47,91,255,.2);
    background: linear-gradient(135deg, rgba(248,251,255,.98), rgba(232,240,252,.98));
    box-shadow: inset 0 1px rgba(255,255,255,.9), 0 28px 70px -52px rgba(29,61,122,.45);
  }
  .solution-explorer::before {
    background-image: linear-gradient(rgba(47,91,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(47,91,255,.08) 1px, transparent 1px);
    opacity: .62;
  }
  .solution-tabs { border-color: rgba(39,73,133,.14); background: rgba(255,255,255,.46); }
  .solution-tab { color: #596b87; }
  .solution-tab > span { color: rgba(47,91,255,.62); }
  .solution-tab small { color: #71829b; }
  .solution-tab:hover, .solution-tab:focus-visible { color: #152b4a; border-color: rgba(47,91,255,.25); background: rgba(255,255,255,.7); }
  .solution-tab.active { color: #102746; border-color: rgba(47,91,255,.34); background: linear-gradient(110deg, rgba(47,91,255,.12), rgba(54,226,212,.08)); box-shadow: inset 3px 0 var(--cyan), 0 16px 36px -28px rgba(47,91,255,.5); }
  .solution-panel-copy h4 { color: #142846; }
  .solution-panel-copy h4 em { color: #3f65d6; }
  .solution-panel-copy > p { color: #5a6b84; }
  .panel-stats div { border-color: rgba(39,73,133,.16); }
  .panel-stats dt { color: #29405f; }
  .panel-stats dd { color: #647590; }
  .solution-panel-visual { border-color: rgba(47,91,255,.2); background: radial-gradient(75% 75% at 52% 46%, rgba(47,91,255,.1), transparent 70%), rgba(255,255,255,.7); }
  .solution-panel-visual::before { border-color: rgba(47,91,255,.12); }
  .visual-chrome, .visual-footer { color: #63738c; }
  .visual-footer { border-color: rgba(39,73,133,.16); }
  .maas-col b { color: #1b3659; }
  .maas-col span { border-color: rgba(47,91,255,.18); color: #47607f; background: rgba(47,91,255,.06); }
  .router-map-large .provider span, .access-map-large .access-origin span, .access-map-large .access-dest span { color: #617491; }
  .solution-panel-visual .access-route span { background: rgba(255,255,255,.82); color: #3e5a7e; }
}

@media (max-width: 900px) {
  .solution-explorer { grid-template-columns: 1fr; min-height: auto; }
  .solution-tabs { grid-template-columns: repeat(3, 1fr); align-content: stretch; padding: 14px; border-right: 0; border-bottom: 1px solid rgba(139,180,255,.14); }
  .solution-tab { grid-template-columns: 1fr 16px; grid-template-rows: auto auto; padding: 13px 12px; }
  .solution-tab > span { grid-row: auto; grid-column: 1; }
  .solution-tab b { font-size: 14px; }
  .solution-tab small { font-size: 10px; }
  .solution-tab i { grid-column: 2; grid-row: 1 / 3; }
  .solution-panel { min-height: auto; grid-template-columns: 1fr; gap: 30px; padding: 38px 28px 30px; }
  .solution-panel-copy { max-width: 40em; }
  .solution-panel-visual { min-height: 420px; }
}

@media (max-width: 560px) {
  .solution-head h3 { font-size: 28px; }
  .solution-explorer { border-radius: 18px; }
  .solution-tabs { gap: 7px; padding: 9px; }
  .solution-tab { padding: 11px 8px; }
  .solution-tab b { font-size: 12px; }
  .solution-tab small { display: none; }
  .solution-panel { padding: 30px 18px 18px; }
  .solution-panel-copy h4 { font-size: 31px; }
  .solution-panel-copy > p { font-size: 13px; line-height: 1.7; }
  .panel-stats dd { font-size: 9px; }
  .solution-panel-visual { min-height: 350px; padding: 13px; }
  .solution-panel-visual .maas-map { margin-inline: -2px; }
  .solution-panel-visual .maas-col { gap: 6px; }
  .solution-panel-visual .maas-col b { font-size: 13px; }
  .solution-panel-visual .maas-col span { padding: 7px 6px; font-size: 9px; }
  .solution-panel-visual .maas-core { padding: 11px 9px; }
  .solution-panel-visual .maas-core b { font-size: 17px; }
  .solution-panel-visual .router-map { margin-inline: 0; }
  .solution-panel-visual .provider { min-width: 65px; padding: 6px 7px; }
  .solution-panel-visual .provider b { font-size: 10px; }
  .solution-panel-visual .provider span { font-size: 8px; }
  .solution-panel-visual .access-map { margin-inline: 0; gap: 6px; }
  .solution-panel-visual .access-origin, .solution-panel-visual .access-dest { padding: 10px 7px; }
  .solution-panel-visual .access-origin b, .solution-panel-visual .access-dest b { font-size: 12px; white-space: normal; }
  .solution-panel-visual .access-route { gap: 6px; }
  .solution-panel-visual .access-route span { padding: 8px 4px; font-size: 8px; }
  .visual-footer { font-size: 7px; letter-spacing: .05em; }
}

/* ---------- v26 solution explorer polish ---------- */
:root {
  --font-body: "Source Han Sans SC", "Noto Sans CJK SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-display: "Source Han Sans SC", "Noto Sans CJK SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

html, body, button, input, select, textarea { font-family: var(--font-body); font-synthesis: none; }
h1, h2, h3, h4, h5, h6, .brand b, .btn-solid, .btn-ghost, .btn-pill, .nav-links,
.hero-stats dt, .solution-card-copy h3, .system-node b, .solution-tab b, .solution-panel-copy h4,
.visual-metrics b, .visual-activity b { font-family: var(--font-display); }
.mono, .kicker, .bp-tag, .sec-label, .board-chrome, .system-node small, .system-readout,
.panel-index, .visual-chrome, .visual-footer, .signal-index, .visual-metrics small { font-family: var(--font-mono); }

.explorer-signal {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 0 14px;
  overflow: hidden;
  border: 1px solid rgba(139,180,255,.17);
  border-radius: 14px;
  background: rgba(139,180,255,.14);
}
.explorer-signal::before {
  content: "PLATFORM BLUEPRINT / 1 · 2 · 3";
  position: absolute;
  top: 10px;
  right: 15px;
  z-index: 1;
  color: rgba(167,197,239,.5);
  font: 9px var(--font-mono);
  letter-spacing: .12em;
}
.explorer-signal > div {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 10px;
  align-items: center;
  min-height: 78px;
  padding: 26px 20px 14px;
  background: rgba(9,20,38,.68);
}
.explorer-signal .signal-index {
  grid-row: 1 / 3;
  color: var(--cyan);
  font-size: 10px;
  letter-spacing: .1em;
}
.explorer-signal b { color: rgba(241,247,255,.94); font-size: 15px; line-height: 1.1; }
.explorer-signal small { color: rgba(184,207,240,.54); font-size: 11px; margin-top: 3px; }

.solution-explorer {
  min-height: 660px;
  border-color: rgba(136,181,255,.28);
  border-radius: 26px;
  background:
    radial-gradient(48% 70% at 83% 43%, rgba(42,100,218,.2), transparent 72%),
    linear-gradient(135deg, rgba(18,36,66,.96), rgba(5,13,27,.99) 62%);
  box-shadow: inset 0 1px rgba(255,255,255,.1), 0 38px 100px -62px rgba(0,0,0,.95);
}
.solution-explorer::before { background-size: 42px 42px; opacity: .58; mask-image: linear-gradient(90deg, #000 12%, rgba(0,0,0,.82) 58%, transparent 100%); }
.solution-explorer::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .2;
  background: linear-gradient(105deg, transparent 20%, rgba(78,150,255,.16) 47%, transparent 60%);
  transform: translateX(-100%);
  animation: explorer-sweep 10s ease-in-out infinite;
}
@keyframes explorer-sweep { 0%, 65% { transform: translateX(-100%); } 88%, 100% { transform: translateX(100%); } }

.solution-tabs {
  align-content: center;
  padding: 88px 20px 30px;
  border-right-color: rgba(139,180,255,.2);
  background: linear-gradient(180deg, rgba(3,10,22,.6), rgba(9,22,43,.38));
}
.solution-tabs::before {
  content: "PRODUCT LAYERS";
  position: absolute;
  top: 27px;
  left: 21px;
  color: rgba(162,194,236,.52);
  font: 10px var(--font-mono);
  letter-spacing: .16em;
}
.solution-tabs::after {
  content: "MODEL · ROUTE · ACCESS";
  position: absolute;
  right: 21px;
  bottom: 23px;
  color: rgba(128,164,215,.35);
  font: 8px var(--font-mono);
  letter-spacing: .12em;
  writing-mode: vertical-rl;
}
.solution-tab {
  min-height: 96px;
  padding: 18px 16px;
  border-radius: 16px;
  border-color: rgba(139,180,255,.06);
  background: rgba(10,25,50,.32);
}
.solution-tab > span { color: rgba(146,183,239,.68); }
.solution-tab b { font-size: 18px; letter-spacing: .01em; }
.solution-tab small { font-size: 11px; }
.solution-tab i { font-size: 20px; }
.solution-tab.active { background: linear-gradient(110deg, rgba(47,91,255,.34), rgba(54,226,212,.1)); border-color: rgba(93,210,224,.48); box-shadow: inset 3px 0 var(--cyan), 0 18px 40px -28px rgba(54,226,212,.9); }

.solution-panel { min-height: 660px; padding: 50px 46px 36px; gap: 34px; }
.solution-panel-copy { align-self: center; }
.panel-index { display: inline-flex; align-items: center; gap: 8px; color: #67e7de; letter-spacing: .16em; }
.panel-index::before { content: ""; display: inline-block; width: 20px; height: 1px; background: currentColor; }
.solution-panel-copy h4 { margin-top: 19px; font-size: clamp(30px, 3.25vw, 46px); line-height: 1.08; }
.solution-panel-copy h4 em { color: #9eb9ff; background: linear-gradient(90deg, #96b4ff, #59e3d9); -webkit-background-clip: text; background-clip: text; color: transparent; }
.solution-panel-copy > p { margin-top: 24px; color: rgba(202,219,244,.72); font-size: 14px; line-height: 1.85; }
.panel-stats { gap: 0; margin-top: 34px; }
.panel-stats div { padding: 13px 0; border-top-color: rgba(141,184,244,.2); }
.panel-stats dt { font-size: 12px; }
.panel-stats dd { color: rgba(166,197,237,.62); }

.solution-panel-visual {
  min-height: 500px;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  padding: 20px;
  border-color: rgba(129,181,255,.28);
  border-radius: 20px;
  background:
    radial-gradient(90% 75% at 58% 48%, rgba(43,95,194,.2), transparent 72%),
    linear-gradient(155deg, rgba(16,34,64,.92), rgba(4,13,28,.9));
  box-shadow: inset 0 1px rgba(255,255,255,.08), 0 22px 52px -38px rgba(0,0,0,.88);
}
.solution-panel-visual::before { inset: 12px; border-color: rgba(140,189,255,.12); }
.solution-panel-visual::after {
  content: "";
  position: absolute;
  inset: 18px;
  pointer-events: none;
  border-radius: 12px;
  background: repeating-linear-gradient(0deg, transparent 0 31px, rgba(131,175,239,.035) 32px);
  mix-blend-mode: screen;
}
.visual-chrome, .visual-footer { z-index: 3; }
.visual-chrome { color: rgba(202,224,254,.62); font-size: 9px; }
.visual-metrics {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 15px;
}
.visual-metrics span { display: grid; gap: 4px; padding: 10px 11px; border: 1px solid rgba(135,181,243,.16); border-radius: 9px; background: rgba(10,27,53,.56); }
.visual-metrics b { color: #f0f6ff; font-size: 19px; line-height: 1; }
.visual-metrics b span { display: inline; padding: 0; border: 0; background: transparent; color: var(--cyan); font-size: 11px; }
.visual-metrics small { color: rgba(167,199,240,.5); font-size: 8px; letter-spacing: .1em; }
.visual-activity { position: relative; z-index: 3; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 0 2px; color: rgba(177,207,245,.58); font: 8px var(--font-mono); letter-spacing: .08em; }
.visual-activity > span { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.visual-activity i { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: pulse-dot 1.7s ease-in-out infinite; }
.visual-activity b { color: rgba(210,229,252,.72); font-size: 10px; font-weight: 500; letter-spacing: .02em; }
.visual-activity em { color: var(--cyan); font-size: 8px; font-style: normal; }
.visual-footer { padding-top: 13px; border-top-color: rgba(139,180,255,.18); }
.visual-footer span + span { color: rgba(92,224,214,.68); }

.solution-panel-visual .maas-map, .solution-panel-visual .router-map, .solution-panel-visual .access-map { position: relative; z-index: 2; margin: 18px 0 10px; }
.solution-panel-visual .maas-map { min-height: 210px; }
.solution-panel-visual .router-map, .solution-panel-visual .access-map { min-height: 220px; }
.maas-col span { border-radius: 9px; background: rgba(94,148,229,.12); border-color: rgba(132,183,248,.25); }
.maas-core { border-color: rgba(84,167,255,.8); background: linear-gradient(145deg, rgba(45,97,213,.58), rgba(15,41,79,.92)); box-shadow: 0 0 56px rgba(47,91,255,.3), inset 0 1px rgba(255,255,255,.17); }
.router-center { min-width: 132px; box-shadow: 0 0 64px rgba(47,91,255,.32), inset 0 1px rgba(255,255,255,.17); }
.provider { border-color: rgba(142,188,248,.3); background: rgba(7,22,45,.92); }
.provider::before { content: ""; position: absolute; left: -4px; top: 50%; width: 4px; height: 4px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.access-origin, .access-dest { border-color: rgba(135,184,243,.28); background: rgba(8,25,49,.82); }
.access-route span { background: rgba(12,39,65,.96); border-color: rgba(68,210,205,.36); }

@media (prefers-color-scheme: light) {
  .explorer-signal { border-color: rgba(47,91,255,.16); background: rgba(47,91,255,.11); }
  .explorer-signal > div { background: rgba(248,251,255,.82); }
  .explorer-signal b { color: #17345d; }
  .explorer-signal small { color: #637997; }
  .solution-explorer { background: radial-gradient(52% 82% at 86% 42%, rgba(76,135,255,.19), transparent 70%), linear-gradient(135deg, #eef4ff, #e3edfc 62%, #dce8fa); border-color: rgba(47,91,255,.2); }
  .solution-explorer::before { background-image: linear-gradient(rgba(47,91,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(47,91,255,.08) 1px, transparent 1px); }
  .solution-tabs { background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(231,240,253,.65)); border-color: rgba(47,91,255,.14); }
  .solution-tabs::before, .solution-tabs::after { color: rgba(75,105,148,.65); }
  .solution-tab { color: #4f6888; background: rgba(255,255,255,.4); }
  .solution-tab > span { color: rgba(47,91,255,.68); }
  .solution-tab small { color: #7186a2; }
  .solution-tab:hover, .solution-tab:focus-visible { color: #14345e; background: rgba(255,255,255,.72); }
  .solution-tab.active { color: #133052; background: linear-gradient(110deg, rgba(47,91,255,.16), rgba(54,226,212,.1)); border-color: rgba(47,91,255,.36); }
  .solution-panel-copy h4 { color: #15345a; }
  .solution-panel-copy h4 em { color: #3d67d8; background: linear-gradient(90deg, #3564df, #0f8f9c); -webkit-background-clip: text; background-clip: text; }
  .solution-panel-copy > p { color: #5a6f8e; }
  .panel-index { color: #147f87; }
  .panel-stats div { border-color: rgba(47,91,255,.16); }
  .panel-stats dt { color: #29486d; }
  .panel-stats dd { color: #6d809b; }
  .solution-panel-visual { border-color: rgba(47,91,255,.2); background: radial-gradient(90% 75% at 58% 48%, rgba(66,124,236,.16), transparent 72%), linear-gradient(155deg, rgba(248,251,255,.82), rgba(226,237,253,.78)); box-shadow: inset 0 1px rgba(255,255,255,.95), 0 22px 50px -36px rgba(31,74,145,.4); }
  .solution-panel-visual::before { border-color: rgba(47,91,255,.14); }
  .solution-panel-visual::after { background: repeating-linear-gradient(0deg, transparent 0 31px, rgba(47,91,255,.045) 32px); mix-blend-mode: multiply; }
  .visual-chrome, .visual-footer { color: #627796; }
  .visual-metrics span { border-color: rgba(47,91,255,.15); background: rgba(255,255,255,.58); }
  .visual-metrics b { color: #19385e; }
  .visual-metrics small { color: #6f84a1; }
  .visual-activity { color: #6c83a0; }
  .visual-activity b { color: #385675; }
  .visual-footer { border-color: rgba(47,91,255,.14); }
  .maas-col b { color: #1b3a61; }
  .maas-col span { background: rgba(47,91,255,.07); border-color: rgba(47,91,255,.18); color: #4b6688; }
  .maas-core { background: linear-gradient(145deg, rgba(63,110,222,.78), rgba(31,69,133,.92)); }
  .provider { background: rgba(249,252,255,.84); border-color: rgba(47,91,255,.2); }
  .provider b { color: #29496e; }
  .provider span { color: #5b789d; }
  .access-origin, .access-dest { background: rgba(249,252,255,.78); border-color: rgba(47,91,255,.18); }
  .access-origin b, .access-dest b { color: #29496e; }
  .access-route span { background: rgba(255,255,255,.82); color: #3f5f84; }
}

@media (max-width: 900px) {
  .explorer-signal::before { display: none; }
  .explorer-signal > div { min-height: 70px; padding: 16px 14px 12px; }
  .solution-explorer { min-height: auto; }
  .solution-tabs { padding: 48px 14px 14px; }
  .solution-tabs::after { display: none; }
  .solution-panel { min-height: auto; padding: 36px 28px 28px; }
  .solution-panel-visual { min-height: 500px; }
}

@media (max-width: 560px) {
  .explorer-signal { grid-template-columns: 1fr; }
  .explorer-signal > div { min-height: 58px; padding: 12px 14px; }
  .explorer-signal > div + div { border-top: 1px solid rgba(139,180,255,.14); }
  .solution-tabs { grid-template-columns: repeat(3, 1fr); padding: 40px 8px 8px; }
  .solution-tabs::before { top: 17px; left: 12px; font-size: 8px; }
  .solution-tab { min-height: 82px; padding: 10px 8px; }
  .solution-tab b { font-size: 12px; }
  .solution-tab > span { font-size: 9px; }
  .solution-tab small { display: none; }
  .solution-panel { padding: 30px 17px 17px; gap: 22px; }
  .solution-panel-copy h4 { font-size: 31px; }
  .solution-panel-visual { min-height: 430px; padding: 13px; }
  .visual-metrics { gap: 5px; }
  .visual-metrics span { padding: 8px 7px; }
  .visual-metrics b { font-size: 16px; }
  .visual-metrics small { font-size: 7px; }
  .visual-activity { gap: 6px; }
  .visual-activity b { font-size: 8px; }
  .solution-panel-visual .maas-map { min-height: 172px; }
  .solution-panel-visual .router-map, .solution-panel-visual .access-map { min-height: 174px; }
}

@media (prefers-reduced-motion: reduce) {
  .solution-explorer::after, .visual-activity i { animation: none; }
}

/* ---------- v27: editorial AI infrastructure design system ---------- */
:root {
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", Arial, sans-serif;
  --font-mono: "SF Mono", "IBM Plex Mono", Menlo, Consolas, monospace;
  --brand-blue: #4778ff;
  --brand-cyan: #39d4d0;
  --warm-paper: #f5f7fa;
  --section-pad: clamp(76px, 8.7vw, 128px);
}

html, body, button, input, select, textarea { font-family: var(--font-body); }
body { letter-spacing: 0; line-height: 1.72; }
h1, h2, h3, h4, h5, h6, .brand b, .btn-solid, .btn-ghost, .btn-pill, .nav-links,
.hero-stats dt, .solution-card-copy h3, .system-node b, .solution-tab b, .solution-panel-copy h4,
.visual-metrics b, .visual-activity b { font-family: var(--font-display); letter-spacing: 0; }
.wrap, .hero-inner, .hero-stats { width: min(1280px, calc(100% - 64px)); }
.section { padding-block: var(--section-pad); }
.display { max-width: 15em; font-size: clamp(36px, 4.7vw, 68px); line-height: 1.14; font-weight: 600; letter-spacing: -.025em; }
.sec-label { font-size: 11px; letter-spacing: .12em; margin-bottom: 22px; text-transform: uppercase; }
.sec-label span { display: grid; place-items: center; width: 27px; height: 27px; border: 1px solid currentColor; border-radius: 50%; font-size: 9px; letter-spacing: 0; }
.muted { color: #8792a3; }
.dark .muted { color: rgba(221,231,248,.55); }
.dark .fine, .dark .sec-label { color: rgba(215,228,249,.58); }

/* Floating product navigation inspired by the restrained reference-site headers. */
.nav { padding: 14px max(32px, calc((100% - 1280px)/2)); gap: 24px; min-height: 76px; border-bottom-color: rgba(255,255,255,.08); }
.nav.solid { background: rgba(248,250,253,.9); border-color: rgba(17,35,64,.09); box-shadow: 0 8px 30px rgba(15,32,58,.07); }
.nav.solid.on-dark { background: rgba(7,14,28,.82); border-color: rgba(255,255,255,.11); }
.brand b { font-size: 16px; font-weight: 650; }
.brand small { font-size: 9px; letter-spacing: .22em; }
.nav-links { gap: 7px; font-size: 13px; }
.nav-links a { padding: 10px 13px; border-radius: 999px; opacity: .8; transition: background .25s ease, opacity .25s ease; }
.nav-links a:hover { background: rgba(255,255,255,.12); opacity: 1; }
.nav.solid:not(.on-dark) .nav-links a:hover { background: rgba(47,91,255,.08); }
.btn-pill { padding: 9px 17px; border-color: rgba(255,255,255,.58); font-size: 12px; }
.nav.solid:not(.on-dark) .btn-pill { border-color: rgba(18,38,68,.28); }

/* Cinematic, product-first hero with a custom isometric infrastructure illustration. */
.hero { min-height: min(100svh, 1000px); min-height: max(760px, 100svh); justify-content: center; background: #070d19; }
.hero::before { background: radial-gradient(50% 66% at 80% 34%, rgba(50,100,221,.32), transparent 72%), radial-gradient(30% 45% at 8% 94%, rgba(28,173,173,.16), transparent 70%), linear-gradient(130deg,#070d19 6%,#0b1730 64%,#07101e); }
.hero::after { background: linear-gradient(90deg,rgba(5,10,19,.62),rgba(5,10,19,.28) 54%,rgba(5,10,19,.04)),linear-gradient(0deg,rgba(5,10,19,.94),transparent 27%,rgba(5,10,19,.16)); }
.hero-inner { position: relative; z-index: 3; padding: 164px 0 154px; }
.hero-title { position: relative; max-width: 8.3em; font-size: clamp(55px, 7vw, 104px); font-weight: 600; line-height: 1.07; letter-spacing: -.035em; }
.hero-title em { background-image: linear-gradient(92deg,#a8c6ff,#61d9df 78%); }
.hero .kicker { margin-bottom: 28px; font-size: 11px; letter-spacing: .1em; }
.hero-lede { max-width: 510px; font-size: clamp(15px,1.15vw,17px); color: rgba(224,233,248,.74); line-height: 1.9; }
.hero-foot { max-width: 790px; align-items: center; margin-top: 33px; gap: 34px; }
.hero-cta { gap: 11px; }
.btn-solid { border-radius: 8px; background: linear-gradient(110deg,#3d6df6,#4d81ff); box-shadow: 0 12px 38px -18px rgba(59,113,255,.85); font-size: 14px; font-weight: 600; }
.btn-solid:hover { background: linear-gradient(110deg,#517eff,#5b8cff); transform: translateY(-2px); box-shadow: 0 18px 46px -19px rgba(65,121,255,.88); }
.btn-solid.big { padding: 15px 24px; font-size: 15px; }
.btn-ghost { border-radius: 8px; padding: 13px 21px; font-size: 14px; }
.btn-ghost:hover { background: rgba(255,255,255,.13); }
.hero-system { position: absolute; z-index: 1; right: max(-2%, calc((100% - 1430px)/2 - 20px)); top: 7%; width: min(70vw, 940px); height: 80%; opacity: 1; pointer-events: none; }
.hero-system::before, .hero-system::after { display: none; }
.hero-illustration { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 40px 55px rgba(14,42,105,.22)); animation: hero-art-arrive 1.4s cubic-bezier(.2,.75,.1,1) both, hero-art-breathe 12s ease-in-out 1.4s infinite; }
.hero-art-glow { position: absolute; inset: 9%; border-radius: 50%; background: radial-gradient(closest-side,rgba(55,115,255,.22),transparent); filter: blur(32px); }
.hero-art-caption { position: absolute; right: 10%; bottom: 4%; color: rgba(184,207,245,.43); font: 9px var(--font-mono); letter-spacing: .2em; }
@keyframes hero-art-arrive { from { opacity: 0; transform: translate(26px,12px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes hero-art-breathe { 50% { transform: translateY(-7px); } }
.hero-scroll { position: absolute; left: 0; bottom: 46px; display: inline-flex; align-items: center; gap: 10px; color: rgba(207,222,244,.48); font-size: 11px; letter-spacing: .08em; pointer-events: auto; }
.hero-scroll span { display: block; width: 24px; height: 1px; background: rgba(89,218,218,.7); transform-origin: left; animation: scroll-line 1.9s ease-in-out infinite; }
@keyframes scroll-line { 50% { transform: scaleX(.4); opacity: .45; } }
.hero-hint { display: none; }
.hero-stats { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); z-index: 4; grid-template-columns: repeat(4,1fr); border-top-color: rgba(196,216,248,.18); }
.hero-stats div { padding: 19px 22px 21px 0; }
.hero-stats div+div { padding-left: 22px; }
.hero-stats dt { font-size: clamp(27px,3vw,40px); font-weight: 550; }
.hero-stats dd { margin-top: 7px; color: rgba(214,228,249,.58); font-size: 11px; }
.hero-stats sup { color: #64dfd7; }

/* A deliberate light/dark rhythm keeps long-form content scannable. */
.partners { padding: 36px 0 28px; border-bottom: 1px solid rgba(15,35,64,.08); }
.partners-head { margin-bottom: 22px; }
.partners-head h2 { font-size: 12px; color: #66748a; letter-spacing: .04em; }
.partners-head p, .partners-note { font-size: 12px; }
.logo-row { gap: 60px; }
.logo-row li { font-size: 18px; font-weight: 550; }
.logo-row li svg { width: 28px; height: 28px; }
.partners-note { margin-top: 21px; }
.about, .business, .clients { background: var(--warm-paper); }
.about-grid { margin-top: 54px; gap: clamp(38px,6vw,86px); }
.about-lead .big { font-size: clamp(19px,1.55vw,23px); line-height: 1.65; font-weight: 500; }
.about-lead p { font-size: 15px; line-height: 1.9; }
.timeline li { padding-bottom: 25px; }
.timeline h3 { font-size: 17px; font-weight: 600; }
.timeline p { font-size: 13.5px; line-height: 1.8; }
.strength { margin-top: 64px; border-top-color: rgba(12,27,49,.16); }
.strength-item { padding-top: 24px; }
.strength-item strong { font-size: clamp(28px,3vw,43px); font-weight: 600; }
.strength-item span { font-size: 13px; line-height: 1.7; }
.training-story { display: grid; grid-template-columns: .62fr 1.38fr; align-items: center; gap: 30px; margin-top: 58px; padding: 20px 24px 20px 36px; border: 1px solid rgba(32,65,116,.11); border-radius: 20px; background: linear-gradient(120deg,#fff,rgba(235,243,255,.88)); box-shadow: 0 24px 70px -50px rgba(35,70,130,.45); }
.training-story-copy>span { color: #4772dc; font: 9px var(--font-mono); letter-spacing: .18em; }
.training-story-copy h3 { margin-top: 15px; color: #172a49; font-size: clamp(26px,3vw,39px); font-weight: 600; line-height: 1.24; }
.training-story-copy p { max-width: 28em; margin-top: 13px; color: #63748d; font-size: 13px; line-height: 1.85; }
.training-story-copy a { display: inline-flex; align-items: center; gap: 11px; margin-top: 20px; color: #315cce; font-size: 12px; font-weight: 600; }
.training-story-copy a b { transition: transform .25s ease; }
.training-story-copy a:hover b { transform: translate(3px,-3px); }
.training-story>img { display: block; width: 100%; min-width: 0; height: auto; border-radius: 15px; }

.pains { background: radial-gradient(70% 80% at 91% 8%,rgba(53,95,186,.22),transparent 68%),linear-gradient(135deg,#0c1424,#0a1426 54%,#0b1b2a); }
.pains .display { max-width: 11.5em; }
.pain-list { grid-template-columns: repeat(5,1fr); margin-top: 58px; border-top: 1px solid rgba(195,216,247,.18); }
.pain-list li { position: relative; min-height: 220px; padding: 23px 18px 23px 0; border-right-color: rgba(195,216,247,.13); }
.pain-list li+li { padding-left: 18px; }
.pain-list span { font-size: 10px; color: rgba(137,176,239,.77); }
.pain-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-top: 26px; border: 1px solid rgba(112,161,245,.27); border-radius: 12px; background: linear-gradient(135deg,rgba(74,122,231,.16),rgba(50,202,199,.07)); }
.pain-icon svg { width: 23px; height: 23px; stroke: #84b7ff; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.pain-list h3 { margin: 16px 0 6px; font-size: 16px; font-weight: 600; }
.pain-list p { color: rgba(218,229,246,.62); font-size: 12px; line-height: 1.8; }
.pain-answer { margin-top: 48px; font-size: clamp(19px,2vw,27px); }

.business { background: var(--paper); }
.business .display { max-width: 12em; }
.biz { grid-template-columns: repeat(3,1fr); margin-top: 48px; border-color: var(--line); }
.biz-tab { padding: 18px 18px 19px 0; font-size: 16px; }
.biz-tab span { font-size: 10px; }
.biz-panel { gap: clamp(35px,6vw,84px); padding-top: 44px; }
.biz-panel.active .bp-main, .biz-panel.active .bp-steps li { animation-duration: .58s; }
.bp-main h3 { font-weight: 600; }
.bp-main p:not(.bp-tag) { font-size: 15px; line-height: 1.9; }
.bp-steps li { font-size: 13px; line-height: 1.75; padding-block: 17px; }
.bp-steps b { font-size: 15px; }

.platform { background: radial-gradient(74% 48% at 78% 35%,rgba(35,79,154,.18),transparent 72%),linear-gradient(135deg,#070d19,#0a1324 64%,#081523); }
.stack { gap: 9px; margin-top: 56px; }
.layer { position: relative; min-height: 84px; grid-template-columns: 205px 1fr; gap: 20px; padding: 18px 23px; border-radius: 15px; background: linear-gradient(95deg,rgba(255,255,255,.055),rgba(255,255,255,.016)); transition: border-color .3s ease, background .3s ease, transform .4s cubic-bezier(.2,.7,.1,1); }
.layer:hover { border-color: rgba(110,168,255,.42); background: linear-gradient(95deg,rgba(63,112,204,.15),rgba(255,255,255,.025)); transform: translateX(5px); }
.layer h3 { font-size: 16px; font-weight: 600; }
.layer h3 small { font-size: 9px; }
.layer li { padding: 6px 11px; border-color: rgba(170,197,238,.2); color: rgba(233,241,252,.78); font-size: 12px; }
.layer.accent { border-color: rgba(98,151,255,.6); background: linear-gradient(95deg,rgba(47,91,255,.25),rgba(54,226,212,.045)); }
.stack-values { margin-top: 23px; font-size: 12px; text-align: center; letter-spacing: .1em; }
.router-block { margin-top: 105px; gap: 52px; }
.router-copy h3 { font-size: clamp(27px,2.5vw,36px); font-weight: 600; }
.router-copy>p:not(.bp-tag) { font-size: 14px; line-height: 1.85; }
.ha { margin-top: 27px; gap: 17px 22px; }
.ha li { font-size: 12px; }
.ha b { font-size: 14px; }
.router-fig { padding: 22px; border-radius: 18px; background: radial-gradient(82% 70% at 52% 42%,rgba(53,108,216,.23),transparent 75%),rgba(255,255,255,.025); }
.router-fig:hover { border-color: rgba(105,165,255,.44); }
.solution-boards { margin-top: 110px; }
.solution-head { margin-bottom: 25px; }
.solution-head h3 { font-size: clamp(23px,2.6vw,34px); }
.solution-head p { font-size: 13px; line-height: 1.8; }
.solution-explorer { min-height: 640px; }
.solution-panel { min-height: 638px; }

.global { background: radial-gradient(55% 70% at 79% 38%,rgba(44,97,192,.22),transparent 72%),linear-gradient(125deg,#0b1426,#0a192c 55%,#091222); }
.global-grid { gap: clamp(30px,5vw,68px); }
.global-copy>p { max-width: 38em; font-size: 14px; line-height: 1.9; }
.access { margin-top: 30px; }
.access h3 { font-size: 14px; }
.access li { padding-block: 12px; font-size: 13px; }
.access li span { font-size: 11px; }
.globe-fig { max-width: 570px; }
.edge-values { margin-top: 50px; border-top-color: rgba(200,221,249,.24); }
.edge-values div { padding-top: 19px; }
.edge-values b { font-size: 16px; }
.edge-values span { font-size: 12px; line-height: 1.7; }

.scenes { background: linear-gradient(135deg,#0d1729,#10213a 52%,#091525); }
.scene-grid { gap: 16px; margin-top: 52px; }
.scene { position: relative; overflow: hidden; min-height: 310px; padding: 28px; border-color: rgba(161,191,240,.18); border-radius: 19px; background: linear-gradient(145deg,rgba(255,255,255,.065),rgba(255,255,255,.018)); transition: transform .4s ease,border-color .35s ease,box-shadow .4s ease; }
.scene:hover { transform: translateY(-5px); border-color: rgba(119,176,255,.45); box-shadow: 0 25px 55px -43px rgba(70,139,255,.65); }
.scene h3 { font-size: clamp(18px,1.6vw,23px); font-weight: 600; }
.scene>p:not(.bp-tag) { font-size: 13px; line-height: 1.8; }
.scene.wide { min-height: 330px; }
.agent-flow { margin-top: 23px; gap: 10px; }
.agent-flow div { font-size: 12px; line-height: 1.8; border-color: rgba(164,193,238,.17); background: rgba(6,16,34,.35); }
.agent-flow div.core { background: linear-gradient(135deg,rgba(49,98,206,.24),rgba(39,194,188,.08)); }
.scene-art { position: relative; height: 132px; margin: 22px -2px 18px; overflow: hidden; border: 1px solid rgba(150,187,239,.17); border-radius: 15px; background: radial-gradient(55% 120% at 51% 110%,rgba(50,108,224,.23),transparent 75%),rgba(5,16,34,.42); }
.scene-art-aigc { display: flex; align-items: center; justify-content: space-around; }
.aigc-canvas { position: relative; display: grid; place-items: center; width: 86px; height: 86px; border: 1px solid rgba(114,166,253,.4); border-radius: 22px; background: linear-gradient(145deg,rgba(66,119,226,.26),rgba(48,203,202,.1)); transform: rotate(-8deg); box-shadow: 0 0 36px rgba(48,107,233,.17); }
.aigc-canvas b { color: #d7e8ff; font-size: 29px; font-weight: 600; transform: rotate(8deg); }
.aigc-canvas span { position: absolute; bottom: -20px; color: rgba(204,222,246,.48); font-size: 9px; white-space: nowrap; transform: rotate(8deg); }
.aigc-canvas i { position: absolute; display: block; width: 6px; height: 6px; border-radius: 50%; background: #67e1dc; box-shadow: 0 0 12px #67e1dc; }
.aigc-canvas i:nth-child(1) { top: -4px; right: 13px; }.aigc-canvas i:nth-child(2) { bottom: 15px; left: -4px; }.aigc-canvas i:nth-child(3) { top: 26px; right: -4px; }
.aigc-flow { display: flex; align-items: center; gap: 9px; color: rgba(224,237,254,.76); font-size: 10px; }
.aigc-flow span { padding: 8px 10px; border: 1px solid rgba(140,181,239,.25); border-radius: 8px; background: rgba(9,25,49,.72); }
.aigc-flow em { width: 19px; height: 1px; background: linear-gradient(90deg,#5387ff,#51dcd4); }
.scene-art-enterprise { display: grid; place-items: center; }
.app-orbit { position: absolute; width: 170px; height: 80px; border: 1px solid rgba(89,155,252,.39); border-radius: 50%; transform: rotate(-23deg); }
.app-orbit-b { width: 230px; height: 105px; border-color: rgba(70,215,208,.3); transform: rotate(24deg); }
.app-core { position: relative; z-index: 2; display: grid; place-items: center; width: 52px; height: 52px; border: 1px solid rgba(121,174,255,.62); border-radius: 16px; background: linear-gradient(145deg,#316bd5,#12294d); color: white; font-size: 18px; box-shadow: 0 0 37px rgba(61,122,242,.33); }
.app-chip { position: absolute; z-index: 3; padding: 6px 9px; border: 1px solid rgba(154,187,236,.24); border-radius: 8px; background: rgba(9,22,42,.95); color: rgba(215,230,251,.8); font-size: 9px; }
.app-chip-a { top: 15px; left: calc(50% - 20px); }.app-chip-b { right: 12%; top: 50%; }.app-chip-c { bottom: 15px; left: calc(50% - 15px); }.app-chip-d { left: 12%; top: 50%; }

.clients { background: var(--warm-paper); }
.clients .display+.client-wall { margin-top: 53px; }
.cw-group { border-radius: 17px; box-shadow: 0 16px 45px -38px rgba(31,51,80,.42); }
.cw-train { background: linear-gradient(135deg,#101a2b,#122745); color: #fff; }
.signed-head { margin-top: 45px; }
.signed article { min-height: 205px; border-radius: 15px; box-shadow: 0 12px 40px -38px rgba(31,51,80,.5); }
.signed article:hover { transform: translateY(-5px); box-shadow: 0 24px 50px -32px rgba(27,55,102,.24); }

.delivery { background: radial-gradient(72% 90% at 87% 8%,rgba(50,96,183,.17),transparent 66%),linear-gradient(135deg,#080f1c,#0a1628); }
.steps { margin-top: 58px; }
.steps li { padding-right: 23px; }
.steps h3 { font-size: 16px; font-weight: 600; }
.steps p { font-size: 12px; line-height: 1.8; }
.steps span { width: 34px; height: 34px; box-shadow: 0 0 0 6px rgba(54,226,212,.05); }
.modes { margin-top: 56px; gap: 10px; }
.modes div { padding: 19px; border-color: rgba(175,200,239,.16); border-radius: 13px; background: rgba(255,255,255,.035); transition: background .25s ease,transform .3s ease; }
.modes div:hover { transform: translateY(-4px); background: rgba(74,119,205,.12); }
.modes b { font-size: 14px; }
.modes span { color: rgba(209,225,247,.6); font-size: 11px; }

.contact { padding-block: clamp(88px,10vw,142px); background: radial-gradient(55% 85% at 84% 42%,rgba(60,111,235,.32),transparent 73%),linear-gradient(125deg,#080f1c,#0b1831 72%,#091423); }
.contact::before { width: 760px; height: 760px; right: -190px; top: -280px; background: radial-gradient(closest-side,rgba(42,102,235,.3),transparent); }
.contact-title { font-size: clamp(53px,7.4vw,108px); font-weight: 600; letter-spacing: -.035em; }
.contact-lede { font-size: 15px; line-height: 1.9; }
.contact-email { font-size: 13px; }
.contact-email a { color: #a9c8ff; }
.footer { padding-block: 32px 36px; background: #070d18; }
.footer-inner { grid-template-columns: 1fr 1.2fr auto; gap: 24px; }

/* Scroll reveals enhance sections without hiding any content before the observer runs. */
.reveal, .stack .layer.reveal { opacity: 1; filter: none; transform: none; }
.reveal.in { animation: section-arrive .68s cubic-bezier(.2,.72,.14,1) both; animation-delay: var(--reveal-delay, 0ms); }
@keyframes section-arrive { from { opacity: .24; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.hero-art-glow { transform: translate(var(--art-x,0), var(--art-y,0)); transition: transform .22s ease-out; }
.pain-icon { transition: transform .3s ease, background .3s ease, border-color .3s ease; }
.pain-list li:hover .pain-icon { transform: translateY(-3px) rotate(-4deg); border-color: rgba(112,190,255,.58); background: linear-gradient(135deg,rgba(74,122,231,.3),rgba(50,202,199,.15)); }
.scene::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; background: linear-gradient(105deg,transparent 35%,rgba(125,177,255,.12) 50%,transparent 65%); transform: translateX(-120%); }
.scene:hover::after { opacity: 1; animation: scene-glint 1.1s ease-out both; }
@keyframes scene-glint { to { transform: translateX(120%); } }
.training-story { transition: transform .4s ease, box-shadow .4s ease; }
.training-story:hover { transform: translateY(-3px); box-shadow: 0 30px 76px -48px rgba(35,70,130,.55); }

/* Light mode keeps the information layout while shifting surfaces and type to a clean paper palette. */
@media (prefers-color-scheme: light) {
  .about, .business, .clients { background: #f5f7fa; }
  .training-story { background: linear-gradient(120deg,#fff,#eaf1fb); border-color: rgba(37,69,118,.1); }
  .pains { background: radial-gradient(70% 80% at 91% 8%,rgba(53,95,186,.22),transparent 68%),linear-gradient(135deg,#101b2e,#0c1b31 54%,#0b202a); }
  .platform { background: radial-gradient(74% 48% at 78% 35%,rgba(35,79,154,.2),transparent 72%),linear-gradient(135deg,#0b1322,#101e33 64%,#091a27); }
  .global { background: radial-gradient(55% 70% at 79% 38%,rgba(44,97,192,.24),transparent 72%),linear-gradient(125deg,#0d1830,#0d2139 55%,#0b1728); }
  .scenes { background: linear-gradient(135deg,#101a30,#152747 52%,#0c1b2c); }
  .delivery { background: radial-gradient(72% 90% at 87% 8%,rgba(50,96,183,.19),transparent 66%),linear-gradient(135deg,#0b1423,#0d1a2e); }
}

@media (max-width: 1080px) {
  .wrap, .hero-inner, .hero-stats { width: min(100% - 44px, 1280px); }
  .hero-system { width: min(74vw,820px); right: -10%; top: 8%; opacity: .74; }
  .hero-title { max-width: 7em; font-size: clamp(54px,8vw,82px); }
  .hero-inner { padding-block: 166px 160px; }
  .pain-list { grid-template-columns: repeat(3,1fr); }
  .pain-list li:nth-child(3) { border-right: 0; }
  .pain-list li:nth-child(4) { padding-left: 0; }
  .training-story { grid-template-columns: .78fr 1.22fr; }
}
@media (max-width: 720px) {
  :root { --section-pad: 76px; }
  .wrap, .hero-inner, .hero-stats { width: min(100% - 36px, 1280px); }
  .nav { padding: 12px 18px; min-height: 66px; }
  .hero { min-height: 820px; }
  .hero-inner { padding: 134px 0 205px; }
  .hero-system { top: 17%; right: -27%; width: 110vw; height: 48%; opacity: .46; }
  .hero-art-caption { display: none; }
  .hero-title { max-width: 8.4em; font-size: clamp(45px,12vw,66px); line-height: 1.08; }
  .hero .kicker { max-width: 30em; margin-bottom: 22px; font-size: 9px; line-height: 1.7; }
  .hero-foot { display: block; margin-top: 23px; }
  .hero-lede { max-width: 31em; font-size: 13px; line-height: 1.8; }
  .hero-cta { margin-top: 20px; }
  .hero-cta .btn-solid, .hero-cta .btn-ghost { min-height: 44px; padding: 11px 16px; font-size: 12px; }
  .hero-scroll { bottom: 151px; font-size: 10px; }
  .hero-stats { grid-template-columns: repeat(2,1fr); }
  .hero-stats div { padding: 15px 12px 16px 0; }
  .hero-stats div:nth-child(3) { padding-left: 0; border-left: 0; }
  .hero-stats div:nth-child(2n) { padding-left: 14px; border-left: 1px solid var(--navy-line); }
  .hero-stats dt { font-size: 26px; }
  .hero-stats dd { min-height: 2.7em; font-size: 9px; }
  .partners { padding-block: 30px 24px; }
  .partners-head { margin-bottom: 18px; }
  .partners-head p { font-size: 11px; }
  .logo-row { gap: 42px; }
  .logo-row li { font-size: 16px; }
  .about-grid { grid-template-columns: 1fr; gap: 35px; margin-top: 36px; }
  .about-lead .big { font-size: 18px; }
  .timeline li { grid-template-columns: 58px 1fr; gap: 12px; padding-left: 20px; }
  .strength { grid-template-columns: 1fr 1fr; margin-top: 44px; }
  .strength-item { min-height: 112px; padding: 18px 9px 17px 0 !important; border-left: 0 !important; border-bottom: 1px solid var(--line); }
  .strength-item:nth-child(even) { padding-left: 15px !important; border-left: 1px solid var(--line) !important; }
  .training-story { grid-template-columns: 1fr; gap: 15px; margin-top: 40px; padding: 22px 14px 15px; }
  .training-story-copy { padding: 0 8px; }
  .training-story-copy h3 { font-size: 28px; }
  .training-story>img { margin-inline: -4px; width: calc(100% + 8px); }
  .pain-list { grid-template-columns: 1fr 1fr; margin-top: 35px; }
  .pain-list li { min-height: 194px; padding: 18px 12px 18px 0; }
  .pain-list li+li { padding-left: 12px; }
  .pain-list li:nth-child(odd) { padding-left: 0; border-right: 1px solid rgba(195,216,247,.13); }
  .pain-list li:nth-child(even) { border-right: 0; }
  .pain-list li:nth-child(3) { border-right: 1px solid rgba(195,216,247,.13); }
  .pain-icon { margin-top: 18px; width: 36px; height: 36px; }
  .pain-list h3 { font-size: 14px; }
  .pain-list p { font-size: 11px; }
  .pain-answer { margin-top: 32px; }
  .biz { grid-template-columns: repeat(3,1fr); margin-top: 35px; }
  .biz-tab { padding: 13px 5px 14px 0; font-size: 12px; line-height: 1.4; }
  .biz-tab span { font-size: 9px; }
  .biz-panel { grid-template-columns: 1fr; gap: 23px; padding-top: 30px; }
  .bp-main h3 { font-size: 30px; }
  .layer { grid-template-columns: 1fr; gap: 13px; padding: 17px; }
  .layer ul { gap: 6px; }
  .layer li { padding: 6px 9px; font-size: 10px; }
  .router-block { grid-template-columns: 1fr; gap: 26px; margin-top: 75px; }
  .ha { grid-template-columns: 1fr 1fr; }
  .solution-boards { margin-top: 76px; }
  .solution-head { margin-bottom: 20px; }
  .solution-head h3 { font-size: 26px; }
  .solution-explorer { min-height: auto; }
  .solution-panel { min-height: auto; }
  .global-grid { grid-template-columns: 1fr; }
  .globe-fig { justify-self: center; max-width: 430px; }
  .edge-values { grid-template-columns: 1fr 1fr; }
  .edge-values div { padding: 16px 10px 14px 0; }
  .edge-values div:nth-child(even) { padding-left: 14px; border-left: 1px solid var(--navy-line); }
  .scene-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
  .scene, .scene.wide { grid-column: auto; min-height: 0; padding: 22px 18px; }
  .scene-art { height: 112px; margin-block: 18px 14px; }
  .aigc-canvas { width: 68px; height: 68px; }
  .aigc-flow { gap: 5px; font-size: 8px; }
  .aigc-flow span { padding: 7px 6px; }
  .aigc-flow em { width: 9px; }
  .app-orbit { width: 145px; height: 72px; }
  .app-orbit-b { width: 190px; height: 92px; }
  .agent-flow { grid-template-columns: 1fr; }
  .client-wall, .signed { grid-template-columns: 1fr; }
  .cw-cats { grid-template-columns: 1fr; }
  .cw-cats div, .cw-cats div+div { padding: 14px 0; border-left: 0; border-top: 1px solid var(--navy-line); }
  .signed-head { align-items: flex-start; flex-direction: column; gap: 4px; }
  .steps { grid-template-columns: 1fr; gap: 22px; margin-top: 38px; }
  .steps::before, .steps::after { display: none; }
  .steps li { padding: 0; }
  .steps h3 { margin: 13px 0 5px; }
  .modes { grid-template-columns: 1fr 1fr; margin-top: 38px; }
  .modes div { padding: 14px; }
  .contact { padding-block: 88px; }
  .contact-title { font-size: clamp(49px,13vw,72px); }
  .contact-lede { font-size: 13px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big { width: 100%; justify-content: center; }
  .footer-inner { grid-template-columns: 1fr; gap: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-illustration, .hero-scroll span, .scene *, .training-story-copy a b, .reveal.in { animation: none !important; transition: none !important; }
}

/* ---------- v28: typography, contrast and motion polish ---------- */
:root {
  --font-body: "HarmonyOS Sans SC", "PingFang SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --font-display: "HarmonyOS Sans SC", "PingFang SC", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --warm-paper: #f4f6f9;
  --section-pad: clamp(68px, 7.4vw, 108px);
}

html, body, button, input, select, textarea { font-synthesis: none; }
body { line-height: 1.7; }
.display { font-weight: 500; letter-spacing: -.035em; line-height: 1.16; }
.hero-title { font-weight: 500; letter-spacing: -.045em; line-height: 1.09; }
.hero-title em { font-weight: 500; }
h1, h2, h3, h4, h5, h6, .brand b, .nav-links, .btn-solid, .btn-ghost, .btn-pill,
.hero-stats dt, .solution-panel-copy h4, .solution-tab b { font-weight: 500; }
.brand b, .btn-solid, .btn-ghost, .btn-pill { letter-spacing: -.01em; }
.nav-links a { font-weight: 450; }
.hero-lede { max-width: 540px; }
.hero-illustration { filter: drop-shadow(0 34px 48px rgba(14,42,105,.18)); }
.hero-system { translate: var(--hero-shift-x, 0) var(--hero-shift-y, 0); transition: translate .32s cubic-bezier(.2,.7,.1,1); }
.hero-art-glow { opacity: .8; animation: halo-breathe 8s ease-in-out infinite; }
@keyframes halo-breathe { 50% { opacity: .42; scale: .94; } }
.hero-art-caption { bottom: 2%; }

/* The platform lives in an intentionally dark control-room surface on both themes. */
.explorer-signal { background: rgba(139,180,255,.13); border-color: rgba(139,180,255,.18); }
.explorer-signal > div { background: linear-gradient(120deg, rgba(13,28,51,.92), rgba(7,17,33,.92)); }
.solution-explorer {
  background: radial-gradient(48% 70% at 83% 43%, rgba(42,100,218,.18), transparent 72%),
              linear-gradient(135deg, rgba(18,36,66,.97), rgba(5,13,27,.99) 62%);
  border-color: rgba(136,181,255,.25);
}
.solution-explorer::before {
  background-image: linear-gradient(rgba(137,177,255,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(137,177,255,.055) 1px, transparent 1px);
}
.solution-tabs { background: linear-gradient(180deg, rgba(3,10,22,.68), rgba(9,22,43,.42)); }
.solution-tab.active { background: linear-gradient(110deg, rgba(47,91,255,.24), rgba(54,226,212,.06)); }
.solution-panel-visual { background: radial-gradient(75% 75% at 52% 46%, rgba(47,91,255,.12), transparent 70%), rgba(5,13,27,.54); }

/* Give diagrams a clear visual hierarchy instead of bright blocks interrupting the dark section. */
.layer { overflow: hidden; }
.layer::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, transparent, rgba(94,153,255,.72), rgba(54,226,212,.72), transparent); opacity: 0; transition: opacity .35s ease; }
.layer:hover::before, .layer:focus-within::before { opacity: 1; }
.stack .layer:nth-child(1) { transition-delay: 0ms; }
.stack .layer:nth-child(2) { transition-delay: 35ms; }
.stack .layer:nth-child(3) { transition-delay: 70ms; }
.stack .layer:nth-child(4) { transition-delay: 105ms; }
.stack-values { color: rgba(209,225,249,.5); }
.scene-art { background-image: linear-gradient(rgba(125,177,255,.035) 1px,transparent 1px), linear-gradient(90deg,rgba(125,177,255,.035) 1px,transparent 1px), radial-gradient(55% 120% at 51% 110%,rgba(50,108,224,.23),transparent 75%),linear-gradient(140deg,rgba(5,16,34,.6),rgba(10,26,48,.3)); background-size: 24px 24px,24px 24px,auto,auto; }
.aigc-canvas { animation: art-drift 7s ease-in-out infinite; }
.app-core { animation: core-glow 4.5s ease-in-out infinite; }
@keyframes art-drift { 50% { translate: 0 -4px; box-shadow: 0 0 50px rgba(48,107,233,.27); } }
@keyframes core-glow { 50% { box-shadow: 0 0 48px rgba(61,122,242,.52); } }
.agent-flow div { transition: border-color .3s ease, background .3s ease, translate .3s ease; }
.agent-flow div:hover { translate: 0 -2px; border-color: rgba(101,169,255,.45); }
.training-story { background: linear-gradient(125deg,#fff 0%,#f7faff 58%,#edf3fb 100%); }
.training-story>img { box-shadow: 0 18px 46px -36px rgba(31,64,117,.3); }
.cw-group, .signed article { transition: transform .35s cubic-bezier(.2,.7,.1,1), box-shadow .35s ease, border-color .35s ease; }
.cw-group:hover, .signed article:hover { translate: 0 -3px; }
.contact-title { font-weight: 520; }

@media (prefers-color-scheme: dark) {
  :root { --warm-paper: #101a2a; }
  .about, .business, .clients { background: var(--warm-paper); color: var(--ink); }
  .about-lead .big, .timeline h3, .strength-item strong,
  .business .display, .clients .display, .signed article h3 { color: #edf3ff; }
  .about-lead p, .timeline p, .strength-item span,
  .clients .signed-head > span, .signed article p { color: #b7c3d6; }
  .strength { border-top-color: rgba(222,233,249,.22); }
  .strength-item + .strength-item { border-left-color: rgba(222,233,249,.14); }
  .training-story { background: linear-gradient(125deg,#17243a,#142039 60%,#111d31); border-color: rgba(151,185,238,.18); box-shadow: 0 24px 70px -48px rgba(0,0,0,.55); }
  .training-story-copy h3 { color: #edf3ff; }
  .training-story-copy p { color: #aebbd0; }
  .training-story-copy a { color: #a9c8ff; }
  .training-story > img { box-shadow: 0 14px 38px -30px rgba(0,0,0,.62); }
  .signed article { background: #152238; border-color: rgba(195,215,246,.13); }
  .cw-group:not(.cw-train) { background: #152238; border-color: rgba(195,215,246,.13); }
  .cw-group h3 { color: #9abaff; }
  .explorer-signal > div { background: linear-gradient(120deg,rgba(13,28,51,.96),rgba(7,17,33,.96)); }
}

@media (max-width: 1080px) {
  :root { --section-pad: clamp(66px, 7vw, 90px); }
  .hero-system { translate: var(--hero-shift-x, 0) var(--hero-shift-y, 0); }
}
@media (max-width: 720px) {
  :root { --section-pad: 66px; }
  .display { font-size: clamp(33px, 9vw, 47px); line-height: 1.2; letter-spacing: -.03em; }
  .hero { min-height: 790px; }
  .hero-inner { padding-top: 126px; padding-bottom: 194px; }
  .hero-title { font-size: clamp(43px, 11.2vw, 61px); line-height: 1.11; }
  .hero-system { translate: 0 0; }
  .hero-art-glow { animation: none; }
  .hero-stats dd { max-width: 15em; }
  .partners { padding-block: 27px 23px; }
  .about-grid { margin-top: 32px; }
  .training-story { border-radius: 16px; }
  .solution-boards { margin-top: 62px; }
  .solution-panel { padding-inline: 19px; }
  .solution-panel-visual { min-height: 325px; padding: 12px; }
  .client-wall, .signed { gap: 12px; }
  .signed article { min-height: 0; }
  .footer { padding-block: 28px; }
  .hero-art-caption { display: none; }
}

@media (hover: none) {
  .hero-system { translate: 0 0; }
  .cw-group:hover, .signed article:hover { translate: 0 0; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-art-glow, .aigc-canvas, .app-core { animation: none !important; }
  .hero-system { translate: 0 0 !important; transition: none !important; }
  .layer, .scene, .agent-flow div, .cw-group, .signed article { transition: none !important; }
  .layer:hover, .scene:hover, .agent-flow div:hover, .cw-group:hover, .signed article:hover { translate: 0 0 !important; }
}
section[id] { scroll-margin-top: 84px; }

/* Shorter reveals and tighter spacing keep the long-form page light on its feet. */
.about-grid { margin-top: 44px; }
.timeline li { padding-bottom: 21px; }
.timeline { position: relative; }
.timeline::after { content: ""; position: absolute; left: -1px; top: -38%; width: 2px; height: 38%; pointer-events: none; background: linear-gradient(180deg, transparent, #4c7dff, #36e2d4, transparent); animation: timeline-scan 7s ease-in-out infinite; }
@keyframes timeline-scan { 0%, 18% { transform: translateY(0); opacity: 0; } 35% { opacity: .82; } 82% { opacity: .82; } 100% { transform: translateY(365%); opacity: 0; } }
.strength { margin-top: 52px; }
.training-story { margin-top: 46px; }
.router-block { margin-top: 78px; }
.solution-boards { margin-top: 80px; }
.solution-explorer, .solution-panel { min-height: 568px; }
.solution-panel { padding-top: 42px; padding-bottom: 34px; }
.solution-panel-visual { min-height: 410px; }
.signed-head { margin-top: 34px; }
.signed article { min-height: 178px; }
.scene, .scene.wide { min-height: 286px; }
.scene.wide { min-height: 306px; }
.reveal.in { animation: v28-rise .68s cubic-bezier(.2,.72,.14,1) both; animation-delay: var(--reveal-delay, 0ms); }
@keyframes v28-rise { from { opacity: 0; transform: translate3d(0,16px,0); } to { opacity: 1; transform: none; } }
.btn-solid, .btn-ghost, .btn-pill { transition: transform .28s cubic-bezier(.2,.7,.1,1), box-shadow .3s ease, background .3s ease, border-color .3s ease; }
.btn-solid:focus-visible, .btn-ghost:focus-visible, .solution-tab:focus-visible, .biz-tab:focus-visible { outline: 2px solid #8cb2ff; outline-offset: 4px; }
.partners { background-image: linear-gradient(90deg, rgba(47,91,255,.035), transparent 28%, transparent 72%, rgba(54,226,212,.035)); }
.timeline::after { will-change: transform, opacity; }

@media (prefers-color-scheme: light) {
  .about, .business, .clients { background-color: #f4f6f9; }
  .signed article { background: #fff; border-color: rgba(20,42,75,.09); }
  .cw-group:not(.cw-train) { background: #fff; border-color: rgba(20,42,75,.09); }
}
@media (prefers-color-scheme: dark) {
  .about, .business, .clients { background-color: #101a2a; }
  .training-story { background-image: linear-gradient(125deg,#17243a,#142039 60%,#111d31); }
}
@media (max-width: 1080px) {
  .solution-explorer, .solution-panel { min-height: 530px; }
}
@media (max-width: 720px) {
  .about-grid { margin-top: 32px; }
  .timeline li { padding-bottom: 18px; }
  .timeline::after { animation-duration: 9s; }
  .strength { margin-top: 40px; }
  .training-story { margin-top: 38px; }
  .router-block { margin-top: 68px; }
  .solution-explorer, .solution-panel { min-height: auto; }
  .solution-panel-visual { min-height: 325px; }
  .scene, .scene.wide { min-height: 0; }
  .signed article { min-height: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .timeline::after { animation: none !important; }
  .reveal.in { animation: none !important; opacity: 1; transform: none; }
}
.hero-illustration-mobile { display: none; }
@media (max-width: 720px) {
  .hero-illustration { display: none; }
  .hero-illustration-mobile { display: block; position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 20px 34px rgba(14,42,105,.22)); animation: hero-art-arrive 1.1s cubic-bezier(.2,.75,.1,1) both; }
  .hero-system { top: 23%; right: -7%; width: 73vw; height: 33%; opacity: .44; }
  .hero-art-glow { inset: 16%; }
  .hero-inner { z-index: 3; }
  .hero-title { text-shadow: 0 2px 20px rgba(5,11,22,.46); }
  .hero-lede { text-shadow: 0 1px 12px rgba(5,11,22,.68); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-illustration-mobile { animation: none !important; }
}

/* ---------- v29: reference-inspired editorial control surface ---------- */
:root {
  --font-body: "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", "Noto Sans CJK SC", system-ui, sans-serif;
  --font-display: "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", "Noto Sans CJK SC", system-ui, sans-serif;
  --violet: #7656ff;
  --violet-soft: #a58bff;
  --ice: #b5d7ff;
}
html, body, button, input, select, textarea { font-family: var(--font-body); }
body { background: #f6f7fa; }
h1, h2, h3, h4, h5, h6, .brand b, .btn-solid, .btn-ghost, .btn-pill, .nav-links, .hero-stats dt,
.solution-panel-copy h4, .solution-tab b { font-family: var(--font-display); }
h1, h2, h3, h4 { font-weight: 600; }

/* A compact glass capsule echoes Luchen's calm navigation while staying legible over the dark hero. */
.nav {
  inset: auto;
  top: 16px;
  left: 50%;
  translate: -50% 0;
  width: min(1380px, calc(100% - 40px));
  min-height: 58px;
  padding: 9px 14px 9px 20px;
  border: 1px solid rgba(220,231,255,.22);
  border-radius: 999px;
  background: rgba(8,14,29,.38);
  backdrop-filter: blur(18px) saturate(1.25);
  -webkit-backdrop-filter: blur(18px) saturate(1.25);
  box-shadow: 0 18px 60px -35px rgba(0,0,0,.8), inset 0 1px rgba(255,255,255,.12);
}
.nav.solid, .nav.solid.on-dark { background: rgba(9,15,29,.78); border-color: rgba(173,196,241,.22); box-shadow: 0 12px 42px -25px rgba(0,0,0,.7), inset 0 1px rgba(255,255,255,.13); }
.nav.solid:not(.on-dark) { color: #10182c; background: rgba(247,249,253,.86); border-color: rgba(22,45,85,.13); }
.nav.solid:not(.on-dark) .mobile-nav { background: rgba(247,249,253,.96); color: #10182c; border-color: rgba(22,45,85,.13); }
.brand { gap: 9px; }
.brand b { font-size: 15px; letter-spacing: -.02em; }
.brand small { font-size: 8px; letter-spacing: .24em; }
.nav-links { gap: 4px; font-size: 13px; }
.nav-links a { padding: 9px 12px; border-radius: 999px; opacity: .78; }
.nav-links a:hover { background: rgba(255,255,255,.1); }
.nav.solid:not(.on-dark) .nav-links a:hover { background: rgba(38,91,255,.08); }
.btn-pill { padding: 8px 16px; border-radius: 999px; font-size: 12px; }

.hero {
  min-height: max(820px, 100svh);
  background: #050711;
  isolation: isolate;
}
.hero::before {
  background:
    radial-gradient(58% 45% at 73% 7%, rgba(124,82,255,.65), transparent 72%),
    radial-gradient(44% 56% at 90% 70%, rgba(48,144,255,.22), transparent 70%),
    radial-gradient(35% 45% at 18% 84%, rgba(25,218,204,.12), transparent 75%),
    linear-gradient(180deg, #101535 0%, #080b18 36%, #050711 100%);
}
.hero::after {
  background:
    linear-gradient(90deg, rgba(3,7,17,.72), rgba(3,7,17,.18) 55%, rgba(3,7,17,.04)),
    linear-gradient(0deg, rgba(3,7,17,.9), transparent 26%, rgba(3,7,17,.08));
}
.hero::before { animation: hero-sky-shift 18s ease-in-out infinite alternate; }
@keyframes hero-sky-shift { 0% { filter: hue-rotate(0deg) saturate(.9); transform: scale(1); } 100% { filter: hue-rotate(15deg) saturate(1.12); transform: scale(1.04); } }
.hero-system { right: max(-3%, calc((100% - 1450px)/2 - 25px)); top: 5%; width: min(72vw, 980px); height: 85%; }
.hero-system::after { content: ""; position: absolute; inset: 8% -2% 4% 4%; background: linear-gradient(rgba(145,155,255,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(145,155,255,.055) 1px, transparent 1px); background-size: 42px 42px; mask-image: radial-gradient(ellipse at 50% 48%, #000 16%, transparent 74%); opacity: .65; pointer-events:none; }
.hero-art-glow { background: radial-gradient(closest-side, rgba(118,80,255,.3), rgba(48,184,255,.08) 54%, transparent 76%); }
.hero-inner { padding-top: 192px; padding-bottom: 176px; }
.hero .kicker { color: rgba(222,230,255,.72); letter-spacing: .11em; }
.hero-title { max-width: 9.4em; font-size: clamp(52px, 5.35vw, 80px); line-height: 1.1; font-weight: 600; letter-spacing: -.045em; }
.hero-title em { background-image: linear-gradient(95deg, #a9a2ff 0%, #82b9ff 45%, #65e6d5 100%); text-shadow: 0 0 28px rgba(120,140,255,.18); }
.hero-lede { color: rgba(231,237,255,.68); font-size: clamp(14px, 1.1vw, 17px); }
.hero-cta .btn-solid { background: linear-gradient(120deg, #5c43ff, #7e6aff 58%, #39cbc4); box-shadow: 0 16px 52px -20px rgba(105,75,255,.95); }
.hero-cta .btn-ghost { border-color: rgba(218,229,255,.35); }
.hero-stats { border-top-color: rgba(222,231,255,.19); }
.hero-stats div { padding-top: 22px; }
.hero-stats dt { font-weight: 600; }
.hero-stats dd { color: rgba(215,226,250,.56); }

.partners { padding: 38px 0 30px; background: #fff; border-bottom: 1px solid rgba(22,41,75,.08); }
.partners-head h2 { color: #17243e; font-size: 13px; font-weight: 600; }
.partners-head p, .partners-note { color: #7a879d; }
.logo-row { gap: 68px; }
.logo-row li { color: #263653; font-weight: 600; }

.about, .business, .clients { background: #f7f8fa; }
.about .display, .business .display, .clients .display { font-weight: 600; letter-spacing: -.045em; }
.display { font-size: clamp(38px, 4.45vw, 68px); }
.about-grid { margin-top: 52px; }
.about-lead .big { color: #17243d; font-weight: 500; }
.timeline { border-left-color: rgba(25,53,98,.14); }
.timeline li::before { background: #f7f8fa; }
.strength { border-top-color: rgba(21,42,77,.16); }

.business { background: #fff; }
.biz { margin-top: 58px; }
.biz-tab { font-weight: 600; }
.biz-panel { padding-top: 52px; }
.bp-main h3 { font-weight: 600; letter-spacing: -.035em; }
.bp-steps li { padding-block: 20px; }
.bp-steps li:hover { color: #152a51; }

.platform {
  background:
    radial-gradient(70% 35% at 74% 2%, rgba(115,75,255,.18), transparent 72%),
    radial-gradient(55% 48% at 84% 72%, rgba(37,126,255,.14), transparent 75%),
    linear-gradient(145deg, #070b17 0%, #0a1122 55%, #0b1326 100%);
}
.platform .display { max-width: 12em; }
.constellation-figure { position: relative; overflow: hidden; margin: 44px 0 44px; min-height: 312px; border: 1px solid rgba(139,174,255,.22); border-radius: 24px; background: linear-gradient(140deg, rgba(12,23,49,.95), rgba(7,13,29,.72)); box-shadow: inset 0 1px rgba(255,255,255,.08), 0 30px 80px -55px rgba(84,90,255,.62); }
.constellation-figure::after { content: "ARCHITECTURE / 04 LAYERS"; position: absolute; right: 22px; top: 18px; color: rgba(186,208,255,.48); font: 9px var(--font-mono); letter-spacing: .16em; }
.constellation-figure img { display: block; width: 100%; height: 312px; object-fit: cover; opacity: .92; }
.constellation-figure figcaption { position: absolute; left: 24px; bottom: 18px; color: rgba(187,209,248,.58); font: 9px var(--font-mono); letter-spacing: .16em; }
.stack { position: relative; z-index: 1; margin-top: 28px; }
.layer { border-radius: 18px; background: linear-gradient(100deg, rgba(18,34,66,.72), rgba(10,19,37,.65)); }
.layer.accent { background: linear-gradient(100deg, rgba(57,85,194,.38), rgba(16,35,61,.8)); }
.router-block { margin-top: 88px; }
.router-copy h3 { font-weight: 600; }
.router-fig { background: radial-gradient(82% 70% at 52% 42%,rgba(92,83,255,.25),transparent 75%),rgba(255,255,255,.025); }
.solution-boards { margin-top: 92px; }

.global { background: radial-gradient(62% 70% at 80% 35%, rgba(112,79,255,.16), transparent 72%), linear-gradient(130deg,#0b1326,#0a162d 58%,#090e1d); }
.globe-fig { position: relative; min-height: 490px; }
.globe-fig canvas { position: relative; z-index: 2; }
.edge-map-art { position: absolute; inset: 0; z-index: 1; display: block; width: 100%; height: 100%; object-fit: contain; opacity: .52; mix-blend-mode: screen; pointer-events: none; }
.globe-fig figcaption { z-index: 3; }

.scenes { background: linear-gradient(145deg,#0e162a,#111e37 54%,#0b1324); }
.scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.scene.wide { grid-column: 1 / -1; min-height: 420px; }
.scene { border-radius: 22px; background: linear-gradient(145deg, rgba(255,255,255,.085), rgba(255,255,255,.02)); }
.scene.wide h3 { font-size: clamp(22px, 2.2vw, 32px); }
.agent-flow-art { display: block; width: min(100%, 900px); height: 210px; object-fit: contain; margin: 16px auto 6px; opacity: .9; }
.scene.wide .agent-flow { display: none; }

.clients { background: #f7f8fa; }
.cw-group, .signed article { background: #fff; }
.cw-train { background: linear-gradient(145deg,#101a31,#162b4e); }

.contact { background: radial-gradient(58% 90% at 82% 35%, rgba(116,78,255,.35), transparent 72%), linear-gradient(130deg,#090e1c,#0d1834 68%,#09101e); }
.contact-title { font-weight: 600; }

@media (max-width: 1080px) {
  .nav { width: calc(100% - 28px); }
  .hero-system { width: min(75vw, 820px); right: -12%; }
  .hero-title { font-size: clamp(54px, 8vw, 84px); }
  .constellation-figure { min-height: 280px; }
  .constellation-figure img { height: 280px; }
}
@media (max-width: 720px) {
  .nav { top: 12px; min-height: 52px; padding: 7px 8px 7px 14px; border-radius: 17px; }
  .brand b { font-size: 14px; }
  .brand small { font-size: 7px; }
  .nav-menu-toggle { width: 38px; height: 38px; border-radius: 12px; }
  .mobile-nav { left: 0; right: 0; top: 62px; border-radius: 16px; }
  .hero { min-height: 790px; }
  .hero::before { animation: none; }
  .hero-inner { padding-top: 132px; padding-bottom: 190px; }
  .hero-title { max-width: 8em; font-size: clamp(44px, 11.4vw, 62px); line-height: 1.12; }
  .hero-system { top: 22%; right: -2%; width: 76vw; height: 33%; opacity: .48; }
  .hero-system::after { background-size: 26px 26px; }
  .hero-lede { font-size: 13px; }
  .partners { padding-block: 26px 22px; }
  .logo-row { gap: 44px; }
  .constellation-figure { margin: 30px 0 30px; min-height: 220px; border-radius: 17px; }
  .constellation-figure img { height: 220px; object-fit: cover; object-position: 58% center; }
  .constellation-figure figcaption { left: 15px; bottom: 13px; font-size: 7px; }
  .constellation-figure::after { top: 12px; right: 12px; font-size: 7px; }
  .scene-grid { grid-template-columns: 1fr; }
  .scene.wide { grid-column: auto; min-height: 0; }
  .agent-flow-art { height: 155px; margin-top: 12px; }
  .globe-fig { min-height: 340px; }
  .globe-fig canvas { opacity: .38; }
  .edge-map-art { opacity: .7; }
}
@media (prefers-reduced-motion: reduce) {
  .hero::before { animation: none !important; }
}

/* ---------- v30: measured reference proportions / original OmniXAI visual system ---------- */
:root {
  --ref-wrap: min(1024px, calc(100% - 48px));
  --ref-ink: #111827;
  --ref-gray: #6b7280;
  --ref-line: rgba(15, 23, 42, .1);
  --ref-purple: #7655ff;
  --ref-cyan: #63ddd5;
}
html, body, button, input, select, textarea { font-family: "PingFang SC", "Microsoft YaHei", "Microsoft YaHei UI", system-ui, sans-serif; }
body { color: var(--ref-ink); }

/* Infinigence measured: 70px transparent utility header; Luchen measured: 16px/24px nav labels. */
.nav {
  top: 0;
  left: 0;
  translate: none;
  width: 100%;
  min-height: 70px;
  height: 70px;
  padding: 0 max(32px, calc((100% - 1024px) / 2));
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,.12);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(4,8,20,.34), transparent);
  backdrop-filter: blur(12px) saturate(1.05);
  -webkit-backdrop-filter: blur(12px) saturate(1.05);
  box-shadow: none;
}
.nav.solid, .nav.solid.on-dark {
  background: rgba(6, 10, 22, .78);
  border-bottom-color: rgba(181, 205, 245, .17);
  box-shadow: 0 14px 40px -32px rgba(0,0,0,.9);
}
.nav.solid:not(.on-dark) {
  background: rgba(255,255,255,.92);
  border-bottom-color: rgba(15,23,42,.09);
  color: #121a2e;
}
.brand { gap: 10px; }
.brand b { font-size: 16px; font-weight: 600; letter-spacing: -.02em; }
.brand small { font-size: 9px; letter-spacing: .18em; }
.nav-links { gap: 28px; margin-left: auto; font-size: 14px; line-height: 24px; }
.nav-links a { padding: 0; border-radius: 0; opacity: .78; font-weight: 500; }
.nav-links a:hover, .nav.solid:not(.on-dark) .nav-links a:hover { background: none; opacity: 1; }
.nav-tools { gap: 12px; }
.btn-pill { padding: 8px 17px; font-size: 13px; }

.wrap, .hero-inner, .hero-stats { width: var(--ref-wrap); }
.hero {
  min-height: 790px;
  height: max(790px, 100svh);
  background: #050711;
}
.hero::before {
  background:
    radial-gradient(58% 48% at 69% 4%, rgba(122, 75, 255, .72), transparent 72%),
    radial-gradient(48% 56% at 90% 62%, rgba(37, 128, 255, .18), transparent 72%),
    radial-gradient(36% 42% at 11% 86%, rgba(36, 208, 199, .1), transparent 70%),
    linear-gradient(180deg, #15163b 0%, #080b19 33%, #050711 100%);
}
.hero::after {
  background: linear-gradient(90deg, rgba(3,7,17,.82), rgba(3,7,17,.18) 58%, rgba(3,7,17,.03)), linear-gradient(0deg, rgba(3,7,17,.95), transparent 30%, rgba(3,7,17,.08));
}
.hero-inner { padding-top: 206px; padding-bottom: 164px; }
.hero .kicker { font-size: 12px; line-height: 22px; letter-spacing: .12em; margin-bottom: 20px; }
.hero-title {
  max-width: 7.6em;
  font-size: clamp(40px, 3.2vw, 48px);
  line-height: 1.12;
  letter-spacing: -.045em;
  font-weight: 600;
}
.hero-title em { background-image: linear-gradient(96deg, #ad9fff 0%, #8cb8ff 48%, #65e6d5 100%); }
.hero-foot { margin-top: 34px; gap: 28px; }
.hero-lede { max-width: 510px; font-size: 15px; line-height: 1.75; }
.hero-cta .btn-solid, .hero-cta .btn-ghost { min-height: 42px; padding: 11px 20px; font-size: 14px; }
.hero-stats { margin-bottom: 0; }
.hero-stats div { padding: 20px 24px 24px 0; }
.hero-stats dt { font-size: clamp(30px, 3.2vw, 44px); }
.hero-stats dd { font-size: 12px; line-height: 1.5; }

/* Hero scene carousel: three original diagrams, cross-faded like the reference site's video/Swiper hero. */
.hero-system {
  right: max(0px, calc((100% - 1320px) / 2));
  top: 74px;
  width: min(58vw, 770px);
  height: 610px;
  aspect-ratio: auto;
  opacity: 1;
  transition: translate .32s cubic-bezier(.2,.7,.1,1);
}
.hero-system::before { inset: 11% 8%; border-color: rgba(135, 160, 255, .14); }
.hero-system::after { inset: 10% -8% 2% 4%; background-size: 38px 38px; opacity: .42; }
.hero-illustration, .hero-illustration-mobile { opacity: .08; }
.hero-scenes { position: absolute; inset: 0; z-index: 2; }
.hero-scene { position: absolute; inset: 0; opacity: 0; visibility: hidden; transform: translate3d(24px, 10px, 0) scale(.985); transition: opacity .8s ease, transform 1s cubic-bezier(.2,.7,.1,1), visibility .8s; }
.hero-scene.is-active { opacity: 1; visibility: visible; transform: none; }
.hero-scene-image { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 35px 48px rgba(8, 25, 69, .34)); }
.hero-scene-meta { position: absolute; right: 11%; bottom: 7%; display: grid; gap: 5px; color: rgba(210, 224, 250, .6); font: 10px/1.2 var(--font-mono); letter-spacing: .15em; text-align: right; }
.hero-scene-meta b { color: rgba(240, 247, 255, .86); font: 500 13px/1.3 "PingFang SC", "Microsoft YaHei", sans-serif; letter-spacing: .02em; }
.hero-scene-dots { position: absolute; right: 11%; bottom: 2.2%; display: flex; gap: 7px; }
.hero-scene-dots i { display: block; width: 22px; height: 2px; border-radius: 99px; background: rgba(193, 208, 244, .28); transition: width .35s ease, background .35s ease; }
.hero-scene-dots i.is-active { width: 42px; background: var(--ref-cyan); box-shadow: 0 0 13px rgba(99, 221, 213, .8); }
.hero-art-caption { right: 14%; bottom: .5%; }

.partners { padding: 36px 0 28px; }
.partners-head { margin-bottom: 22px; }
.partners-head h2 { font-size: 14px; }
.partners-head p, .partners-note { font-size: 12px; }
.logo-row { gap: 58px; }
.logo-row li { font-size: 19px; }

/* Luchen's editorial rhythm: quieter light sections, 48px-ish display titles, large negative space. */
.section { padding: clamp(108px, 12vw, 156px) 0; }
.display { font-size: clamp(38px, 4.15vw, 58px); line-height: 1.16; letter-spacing: -.05em; }
.sec-label { font-size: 11px; letter-spacing: .14em; margin-bottom: 22px; }
.about-grid { margin-top: 56px; gap: 64px; }
.about-lead .big { font-size: 20px; line-height: 1.7; }
.about-lead p { font-size: 15px; line-height: 1.8; }
.timeline li { padding: 18px 0 20px 52px; }
.timeline h3 { font-size: 16px; }
.timeline p { font-size: 13px; }
.training-story { border-radius: 22px; }

.business { background: #fff; }
.biz { margin-top: 50px; }
.biz-tabs { gap: 0; border-bottom-color: rgba(17, 24, 39, .16); }
.biz-tab { padding: 14px 18px 16px 0; margin-right: 42px; font-size: 15px; }
.bp-main h3 { font-size: clamp(30px, 3vw, 42px); }
.bp-main p:not(.bp-tag) { font-size: 15px; line-height: 1.8; }
.bp-steps li { font-size: 13.5px; padding-block: 18px; }
.bp-steps b { font-size: 16px; }

.platform, .global, .scenes, .delivery, .contact { background-color: #080d1c; }
.platform .display, .global .display, .scenes .display, .delivery .display, .contact-title { font-size: clamp(40px, 4.5vw, 64px); }
.platform .display { max-width: 12em; }
.constellation-figure { margin-top: 42px; min-height: 292px; border-radius: 20px; }
.constellation-figure img { height: 292px; }
.stack { margin-top: 34px; gap: 9px; }
.layer { padding: 21px 24px; border-radius: 16px; }
.layer h3 { font-size: 17px; }
.layer li { font-size: 12.5px; }
.router-block { margin-top: 92px; }
.router-copy h3 { font-size: clamp(28px, 2.8vw, 40px); }
.solution-boards { margin-top: 94px; }
.solution-head h3 { font-size: clamp(24px, 2.7vw, 36px); }
.solution-head p { font-size: 13px; }
.solution-explorer, .solution-panel { min-height: 568px; }

.global { background: radial-gradient(60% 78% at 76% 32%, rgba(105, 78, 255, .2), transparent 72%), linear-gradient(130deg,#0b1326,#0a152d 58%,#090e1d); }
.global-grid { gap: 68px; }
.global-copy>p { font-size: 15px; line-height: 1.8; }
.edge-values { margin-top: 52px; }
.edge-values b { font-size: 17px; }
.edge-values span { font-size: 13px; }
.scene-grid { margin-top: 60px; gap: 14px; }
.scene { border-radius: 19px; padding: 30px; }
.scene h3 { font-size: clamp(20px, 2vw, 28px); }
.scene>p:not(.bp-tag) { font-size: 13.5px; line-height: 1.75; }

.contact { padding: clamp(112px, 13vw, 168px) 0; }
.contact-title { font-weight: 600; line-height: 1.08; }
.contact-lede { font-size: 15px; line-height: 1.8; }

/* More restrained reference-like motion: draw, scan, and crossfade instead of random bouncing. */
.hero-system::before { animation: ref-orbit 22s linear infinite; }
@keyframes ref-orbit { to { transform: rotateX(62deg) rotateZ(360deg); } }
.constellation-figure::before, .solution-panel-visual::before { animation: ref-scan 7s linear infinite; }
@keyframes ref-scan { 0% { transform: translateX(-20%); opacity: 0; } 18% { opacity: .8; } 78% { opacity: .8; } 100% { transform: translateX(120%); opacity: 0; } }

@media (max-width: 1080px) {
  .nav { padding-inline: 24px; }
  .wrap, .hero-inner, .hero-stats { width: calc(100% - 64px); }
  .hero-system { width: min(65vw, 700px); right: -6%; }
  .hero-title { font-size: clamp(40px, 4.6vw, 48px); }
}
@media (max-width: 720px) {
  .nav { min-height: 62px; height: 62px; padding: 0 18px; }
  .brand b { font-size: 14px; }
  .brand small { font-size: 8px; }
  .nav-menu-toggle { width: 38px; height: 38px; border-radius: 12px; }
  .mobile-nav { left: 18px; right: 18px; top: 72px; border-radius: 16px; }
  .wrap, .hero-inner, .hero-stats { width: calc(100% - 36px); }
  .hero { min-height: 760px; height: 760px; }
  .hero-inner { padding-top: 132px; padding-bottom: 188px; }
  .hero .kicker { font-size: 10px; letter-spacing: .1em; margin-bottom: 16px; }
  .hero-title { max-width: 8.4em; font-size: clamp(40px, 11.1vw, 52px); line-height: 1.1; }
  .hero-foot { display: block; margin-top: 26px; }
  .hero-lede { max-width: 29em; font-size: 13px; line-height: 1.7; }
  .hero-cta { margin-top: 20px; }
  .hero-cta .btn-solid, .hero-cta .btn-ghost { min-height: 40px; padding: 9px 16px; font-size: 13px; }
  .hero-system { top: 64px; right: -20%; width: 108vw; height: 420px; opacity: .78; }
  .hero-system::after { background-size: 25px 25px; opacity: .25; }
  .hero-scene-meta { right: 13%; bottom: 7%; font-size: 8px; }
  .hero-scene-meta b { font-size: 11px; }
  .hero-scene-dots { right: 13%; bottom: 3%; }
  .hero-art-caption { display: none; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stats div { padding: 15px 12px 18px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 14px !important; }
  .hero-stats dt { font-size: 30px; }
  .hero-stats dd { font-size: 10px; }
  .section { padding: 86px 0; }
  .display { font-size: clamp(34px, 9.5vw, 47px); }
  .about-grid { margin-top: 36px; }
  .partners { padding-block: 26px 20px; }
  .logo-row { gap: 42px; }
  .logo-row li { font-size: 17px; }
  .solution-explorer, .solution-panel { min-height: auto; }
  .solution-panel { padding-top: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-system::before, .constellation-figure::before, .solution-panel-visual::before { animation: none !important; }
  .hero-scene { transition: none !important; }
}

/* v31: tighten the reference-site rhythm and keep the hero information visible. */
:root {
  --ref-wrap: min(1024px, calc(100% - 48px));
  --ref-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
body, button, input, select, textarea { font-family: var(--ref-display); }
.hero-inner { padding-top: 154px; padding-bottom: 136px; }
.hero-title { font-size: clamp(42px, 3.25vw, 49px); line-height: 1.1; letter-spacing: -.035em; }
.hero-lede { color: rgba(225, 234, 249, .72); font-size: 15px; line-height: 1.8; }
.hero-foot { display: block; max-width: 530px; margin-top: 30px; }
.hero-cta { gap: 10px; }
.hero-cta { margin-top: 20px; }
.hero-cta .btn-solid, .hero-cta .btn-ghost { min-height: 42px; padding: 10px 19px; font-size: 14px; }
.hero-system { top: 3%; height: 84%; }
.hero-scene-image { filter: drop-shadow(0 28px 42px rgba(9, 28, 74, .38)); }
.hero-system::after { opacity: .3; }
.hero-scene-meta { bottom: 8%; }
.hero-stats dt { font-size: clamp(31px, 3.15vw, 44px); }
.hero-stats dd { font-size: 12px; }
.constellation-figure img, .edge-map-art, .agent-flow-art, .training-story > img { content-visibility: visible; }
.constellation-figure { min-height: 320px; }
.constellation-figure img { height: 320px; object-fit: contain; }
.global-grid { align-items: center; }
.global-copy > p { max-width: 34em; }
.scene { overflow: hidden; }
@media (prefers-reduced-motion: reduce) {
  .hero-scene-image, .hero-scene-meta, .hero-scene-dots i { transition: none !important; animation: none !important; }
}
@media (max-width: 720px) {
  .hero { min-height: 860px; height: 860px; }
  .hero-inner { padding-top: 210px; padding-bottom: 205px; }
  .hero-title { font-size: clamp(40px, 11.4vw, 52px); }
  .hero-lede { font-size: 13px; }
  .hero-foot { max-width: 30em; }
  .hero-system { top: 62px; right: -76%; width: 132vw; height: 300px; opacity: .42; }
  .hero-scenes { opacity: .82; }
  .hero-scene-meta { right: 20%; bottom: 5%; }
  .hero-scene-dots { right: 20%; bottom: 1%; }
  .hero-scroll { display: none; }
  .constellation-figure { min-height: 242px; }
  .constellation-figure img { height: 242px; object-fit: contain; }
}

/* ---------- v35: measured overflow, contrast and responsive density pass ---------- */
:root {
  --v35-wrap: min(1080px, calc(100% - 48px));
  --v35-section-pad: clamp(84px, 8.2vw, 118px);
  --v35-light-ink: #162640;
  --v35-light-muted: #5c6d84;
  --v35-dark-ink: #f3f7ff;
  --v35-dark-muted: #afbdd3;
}

html { overflow-x: clip; }
body { overflow-x: clip; }
.wrap, .hero-inner, .hero-stats { width: var(--v35-wrap); }
.section { padding-block: var(--v35-section-pad); }
.display {
  max-width: 15ch;
  font-size: clamp(35px, 3.65vw, 55px);
  line-height: 1.13;
  letter-spacing: -.035em;
  overflow-wrap: anywhere;
}
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch;
  font-size: clamp(35px, 3.8vw, 56px);
}
.contact-title { font-size: clamp(48px, 6.2vw, 82px); line-height: 1.06; }
.muted { color: var(--v35-light-muted) !important; }
.about .display, .business .display, .clients .display { color: var(--v35-light-ink); }
.about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p { color: #566981; }
.about-grid { margin-top: 42px; gap: clamp(34px, 4.8vw, 58px); }
.strength { margin-top: 42px; }
.training-story { margin-top: 36px; }
.biz { margin-top: 38px; }
.biz-panel { padding-top: 36px; gap: clamp(30px, 4.5vw, 58px); }
.router-block { margin-top: 58px; gap: 40px; }
.solution-boards { margin-top: 60px; }
.solution-explorer, .solution-panel { min-height: 492px; }
.solution-panel { padding: 38px 38px 32px; }
.solution-panel-visual { min-height: 352px; }
.global-grid { gap: clamp(32px, 4.5vw, 52px); }
.globe-fig { min-width: 0; max-width: 100%; min-height: 410px; overflow: hidden; }
.scene-grid { margin-top: 42px; gap: 14px; }
.scene, .scene.wide { min-height: 258px; padding: 24px; min-width: 0; }
.scene.wide { min-height: 286px; }
.scene h3, .scene p, .scene li, .layer h3, .layer li, .signed article h3, .signed article p {
  overflow-wrap: anywhere;
  word-break: break-word;
}
.layer, .scene, .solution-panel, .client-wall, .signed, .contact .wrap { min-width: 0; }
.layer ul, .scene-art, .solution-panel-visual, .signed article { min-width: 0; max-width: 100%; }
.constellation-figure img, .edge-map-art, .agent-flow-art, .training-story > img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}
.constellation-figure { min-height: 292px; }
.constellation-figure img { height: 292px; }
.clients .display + .client-wall { margin-top: 38px; }
.signed-head { margin-top: 30px; }
.signed article { min-height: 156px; }
.steps { margin-top: 42px; }
.modes { margin-top: 42px; }
.contact { padding-block: clamp(92px, 9vw, 118px); }
.contact { overflow: clip; }
.contact::before { right: 0; }
.contact .wrap { position: relative; min-height: 360px; }
.contact .wrap > * { position: relative; z-index: 2; }
.contact .wrap::after {
  content: "";
  position: absolute;
  z-index: 1;
  right: 1%;
  top: 50%;
  width: min(30vw, 360px);
  aspect-ratio: 1;
  transform: translateY(-50%);
  border: 1px solid rgba(131, 167, 255, .28);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(82, 119, 255, .3) 0 2%, transparent 2.5% 24%, rgba(85, 211, 210, .1) 24.5% 25%, transparent 25.5% 53%, rgba(137, 120, 255, .15) 53.5% 54%, transparent 54.5%), repeating-conic-gradient(from 12deg, rgba(154, 188, 255, .22) 0 1deg, transparent 1deg 18deg);
  box-shadow: 0 0 0 28px rgba(98, 105, 255, .035), 0 0 0 56px rgba(55, 199, 208, .025), 0 0 70px rgba(68, 108, 255, .22);
  opacity: .86;
  pointer-events: none;
}

@media (prefers-color-scheme: dark) {
  .muted, .dark .muted, .platform .muted, .global .muted, .scenes .muted, .delivery .muted { color: var(--v35-dark-muted) !important; }
  body { background: #08101d; }
  .partners { background: #0d1728; border-bottom-color: rgba(205, 221, 246, .12); }
  .partners-head h2, .logo-row li { color: #d7e3f5; }
  .partners-head p, .partners-note { color: #9daec5; }
  .about, .business, .clients { background: #0f1a2b; color: var(--v35-dark-ink); }
  .about .display, .business .display, .clients .display { color: var(--v35-dark-ink); }
  .about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p { color: #b6c3d6; }
  .timeline { border-left-color: rgba(206, 224, 249, .2); }
  .timeline li::before { background: #0f1a2b; }
  .strength { border-top-color: rgba(222, 233, 249, .22); }
  .biz { border-color: rgba(211, 225, 247, .18); }
  .biz-tab { color: #c9d6e9; }
  .biz-tab.active { color: #fff; border-bottom-color: #6c8fff; }
  .biz-panel h3, .bp-steps b { color: #f0f5ff; }
  .bp-steps li { border-top-color: rgba(212, 226, 247, .15); color: #b6c3d6; }
}

@media (max-width: 1080px) {
  :root { --v35-wrap: min(100% - 40px, 980px); }
  .hero-system { width: min(66vw, 760px); right: -8%; }
  .display { font-size: clamp(34px, 4.8vw, 50px); }
  .contact .wrap::after { right: -5%; width: 34vw; }
}

@media (max-width: 720px) {
  :root {
    --v35-wrap: calc(100% - 36px);
    --v35-section-pad: 66px;
  }
  .wrap, .hero-inner, .hero-stats { width: var(--v35-wrap); }
  .section { padding-block: var(--v35-section-pad); }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(31px, 8.4vw, 42px);
    line-height: 1.14;
    letter-spacing: -.025em;
  }
  .contact-title { font-size: clamp(42px, 11vw, 58px); line-height: 1.08; }
  .display .nw, .hero-title .nw, .contact-title .nw { white-space: normal; display: inline; }
  .about-grid { margin-top: 30px; gap: 28px; }
  .about-lead .big { font-size: 18px; line-height: 1.65; }
  .about-lead p, .bp-main p:not(.bp-tag) { font-size: 14px; line-height: 1.78; }
  .timeline li { padding-left: 42px; padding-bottom: 16px; }
  .training-story { grid-template-columns: 1fr; gap: 18px; margin-top: 30px; padding: 20px; }
  .training-story-copy h3 { font-size: 28px; }
  .strength { margin-top: 30px; grid-template-columns: 1fr 1fr; gap: 0; }
  .strength-item { min-width: 0; padding: 16px 12px 0 0; }
  .strength-item:nth-child(even) { padding-left: 12px; }
  .strength-item strong { font-size: clamp(25px, 7.3vw, 32px); }
  .strength-item span { font-size: 12px; line-height: 1.55; }
  .biz { margin-top: 30px; }
  .biz-tab { min-width: 0; padding: 13px 8px 14px 0; margin-right: 0; font-size: 12px; line-height: 1.4; overflow-wrap: anywhere; }
  .biz-tab span { display: block; margin-bottom: 4px; }
  .biz-panel { grid-template-columns: 1fr; gap: 26px; padding-top: 28px; }
  .bp-main h3 { font-size: 29px; line-height: 1.2; }
  .bp-steps li { padding-block: 14px; font-size: 12px; }
  .bp-steps b { display: block; margin-bottom: 3px; font-size: 14px; }
  .constellation-figure { min-height: 194px; margin: 26px 0 28px; border-radius: 16px; }
  .constellation-figure img { height: 194px; }
  .constellation-figure figcaption { left: 14px; bottom: 12px; font-size: 7px; }
  .constellation-figure::after { right: 14px; top: 12px; font-size: 7px; }
  .stack { margin-top: 24px; gap: 8px; }
  .layer { grid-template-columns: 1fr; gap: 12px; min-height: 0; padding: 16px; border-radius: 14px; }
  .layer h3 { font-size: 16px; }
  .layer h3 small { display: block; margin-top: 3px; }
  .layer ul { gap: 6px; }
  .layer li { max-width: 100%; padding: 6px 9px; font-size: 11px; }
  .router-block { margin-top: 48px; grid-template-columns: 1fr; gap: 22px; }
  .router-copy h3 { font-size: 28px; }
  .router-fig { min-height: 260px; padding: 14px; }
  .solution-boards { margin-top: 46px; }
  .solution-explorer { min-height: 0; border-radius: 17px; }
  .solution-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; padding: 9px; }
  .solution-tab { min-width: 0; padding: 11px 9px; border-radius: 11px; }
  .solution-tab b { font-size: 12px; line-height: 1.35; overflow-wrap: anywhere; }
  .solution-tab small { display: none; }
  .solution-tab i { font-size: 14px; }
  .solution-panel { min-height: 0; grid-template-columns: 1fr; gap: 22px; padding: 28px 17px 20px; }
  .solution-panel-copy h4 { font-size: 31px; line-height: 1.14; }
  .solution-panel-copy > p { margin-top: 14px; font-size: 13px; line-height: 1.7; }
  .panel-stats { margin-top: 20px; gap: 9px; }
  .solution-panel-visual { min-height: 268px; padding: 11px; }
  .solution-panel-visual .maas-map, .solution-panel-visual .router-map, .solution-panel-visual .access-map { margin: 12px 2px; }
  .global-grid { grid-template-columns: 1fr; gap: 24px; }
  .global-copy > p { font-size: 14px; line-height: 1.75; }
  .access { margin-top: 22px; }
  .access li { padding-block: 10px; font-size: 12px; }
  .globe-fig { height: 286px; min-height: 0; margin-top: 4px; }
  .globe-fig canvas, .edge-map-art { max-height: 286px; }
  .scene-grid { grid-template-columns: 1fr; margin-top: 30px; gap: 12px; }
  .scene, .scene.wide { min-height: 0; padding: 19px; border-radius: 16px; }
  .scene h3 { font-size: 20px; line-height: 1.3; }
  .scene > p:not(.bp-tag) { font-size: 12px; line-height: 1.7; }
  .scene-art { height: 112px; margin: 15px -1px 14px; }
  .agent-flow-art { height: 124px; margin: 10px auto 2px; }
  .clients .display + .client-wall { margin-top: 28px; }
  .cw-group { min-width: 0; padding: 20px; }
  .cw-cats dd { overflow-wrap: anywhere; word-break: break-word; }
  .signed-head { margin-top: 24px; gap: 3px; }
  .signed { gap: 10px; }
  .signed article { min-height: 0; padding: 17px; }
  .steps { margin-top: 30px; }
  .steps li { padding-right: 0; }
  .modes { grid-template-columns: 1fr 1fr; margin-top: 30px; gap: 8px; }
  .modes div { min-width: 0; padding: 14px; }
  .modes b, .modes span { overflow-wrap: anywhere; }
  .contact { padding-block: 74px; }
  .contact .wrap { min-height: 0; overflow: hidden; }
  .contact .wrap::after { right: 0; top: auto; bottom: -12%; width: 62vw; opacity: .38; }
  .hero { overflow: clip; }
  .contact-lede { font-size: 13px; line-height: 1.75; }
  .contact-actions { gap: 9px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big { min-height: 48px; padding: 13px 17px; font-size: 14px; }
  .hero-system { top: 62px; right: 0; width: 100%; height: 300px; opacity: .28; }
  .hero-system, .hero-scenes { overflow: clip; }
  .hero-scene { transform: none !important; }
  section[aria-labelledby] { scroll-margin-top: 88px; }
}

@media (max-width: 340px) {
  :root { --v35-wrap: calc(100% - 28px); }
  .nav { width: calc(100% - 20px); }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { font-size: 30px; }
  .hero-title { font-size: 39px; }
  .biz-tab { font-size: 11px; }
  .layer li { font-size: 10px; }
  .solution-tab { padding-inline: 7px; }
  .solution-tab b { font-size: 11px; }
  .modes { grid-template-columns: 1fr; }
}

/* v39-final: last cascade layer for viewport-specific type and spacing. */
.section { padding-block: clamp(76px, 5.8vw, 88px); }
.display,
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch;
  font-size: clamp(34px, 3vw, 44px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 560;
  text-wrap: balance;
}
.display .muted { font-weight: 500; }
.contact-title {
  max-width: 12ch !important;
  font-size: clamp(54px, 4.65vw, 64px);
  line-height: 1.1;
  letter-spacing: -.025em;
  font-weight: 560;
  text-wrap: balance;
}
.about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .global-copy > p, .signed article p,
.scene > p:not(.bp-tag), .steps p, .modes span { line-height: 1.78; }
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(34px, 5vw, 64px); }
.about-grid { margin-top: 36px; }
.biz { margin-top: 54px; }
.stack { margin-top: 58px; }
.router-block { margin-top: 92px; }
.global-grid { align-items: center; }
.global-copy > p { margin-top: 22px; }
.scene-grid { margin-top: 56px; }
.clients .display + .client-wall { margin-top: 34px; }
.signed-head { margin-top: 44px; }
.steps, .modes { margin-top: 58px; }
.about .about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .signed article p { color: #53657d; }

@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span,
  .bp-main p:not(.bp-tag), .signed article p, .global-copy > p,
  .scene > p:not(.bp-tag), .steps p, .modes span,
  .solution-card-copy p { color: #c2cee1 !important; }
  .muted, .dark .muted, .platform .muted, .global .muted,
  .scenes .muted, .delivery .muted { color: #aebdd2 !important; }
  .bp-steps li, .access li { color: #c2cee1; }
}

@media (max-width: 1080px) {
  .section { padding-block: 70px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: clamp(33px, 4vw, 42px); }
  .contact-title { font-size: clamp(50px, 6vw, 60px); }
}

@media (max-width: 720px) {
  .section { padding-block: 58px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(29px, 8vw, 36px);
    line-height: 1.2;
  }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 28px; }
  .about-grid { margin-top: 28px; }
  .biz, .scene-grid, .steps, .modes { margin-top: 32px; }
  .stack { margin-top: 34px; }
  .router-block { margin-top: 52px; }
  .global-copy > p { margin-top: 16px; }
  .signed-head { margin-top: 28px; }
}

@media (max-width: 340px) {
  .section { padding-block: 50px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: 28px; }
  .contact-title { font-size: 38px; }
}

/* Keep the exploration cue below the primary consultation action on desktop. */
@media (min-width: 721px) {
  .hero-scroll { bottom: 10px; }
}

/* v61-final: last cascade for the solution explorer. */
.solution-panel { grid-template-columns: minmax(260px, .9fr) minmax(0, 1.1fr) !important; gap: 28px !important; }
.solution-panel-copy h4 { font-size: clamp(28px, 2.55vw, 38px) !important; line-height: 1.16 !important; }
.solution-panel-copy > p { max-width: 34em !important; }
.maas-map { grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) minmax(0, 1fr); }
.maas-lines, .router-map > svg { z-index: 0; pointer-events: none; }
.maas-core { position: relative; z-index: 3; background: linear-gradient(145deg, rgba(39,86,181,.98), rgba(13,35,67,.98)) !important; }
.solution-panel-visual .maas-col span { position: relative; z-index: 2; background: rgba(11,27,51,.98) !important; overflow-wrap: anywhere; }
.router-center, .provider, .access-origin, .access-route, .access-dest { z-index: 2; }
.provider, .access-origin, .access-dest { background-color: rgba(10,25,48,.98); }
.solution-panel-visual .access-route span { background-color: rgba(10,31,53,.98); }

@media (prefers-color-scheme: light) {
  .maas-core { background: linear-gradient(145deg, rgba(63,110,222,.98), rgba(31,69,133,.98)); }
  .solution-panel-visual .maas-col span { background: rgba(249,252,255,.98); }
  .provider, .access-origin, .access-dest { background-color: rgba(249,252,255,.98); }
  .solution-panel-visual .access-route span { background-color: rgba(255,255,255,.98); }
}

@media (max-width: 900px) {
  .solution-explorer { grid-template-columns: minmax(0,1fr); }
  .solution-tabs { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .solution-panel { grid-template-columns: minmax(0,1fr) !important; }
  .solution-panel-visual { min-height: 380px !important; }
}

@media (max-width: 720px) {
  .section { padding-block: 56px; }
  .solution-boards { margin-top: 34px; }
  .solution-tab, .solution-panel { min-width: 0; }
  .solution-tab { overflow-wrap: anywhere; }
  .solution-panel-visual { min-height: clamp(340px,88vw,390px) !important; }
  .maas-map { gap: 6px; }
  .maas-col { gap: 6px; }
  .maas-col span { padding: 7px 6px; font-size: 9px; line-height: 1.35; }
  .maas-col b { font-size: 12px; line-height: 1.3; }
  .maas-core { padding: 11px 8px; }
  .maas-core b { font-size: 16px; }
  .provider { min-width: 0; max-width: 30%; overflow-wrap: anywhere; }
  .provider b { font-size: 10px; }
  .provider span { font-size: 8px; }
  .access-origin b, .access-dest b { white-space: normal; overflow-wrap: anywhere; }
}

@media (max-width: 380px) {
  .solution-panel-visual { padding: 10px; }
  .solution-panel-visual .visual-metrics { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .solution-panel-visual .visual-metrics span { min-width: 0; padding: 7px 5px; }
  .solution-panel-visual .visual-metrics b { font-size: 15px; }
  .solution-panel-visual .visual-metrics small { font-size: 6px; letter-spacing: .05em; }
  .visual-activity { flex-wrap: wrap; }
  .visual-activity > * { max-width: 100%; }
}

/* v61-final: last cascade for the solution explorer. */
.solution-panel { grid-template-columns: minmax(260px, .9fr) minmax(0, 1.1fr); gap: 28px; }
.solution-panel-copy h4 { font-size: clamp(28px, 2.55vw, 38px); line-height: 1.16; }
.solution-panel-copy > p { max-width: 34em; }
.maas-map { grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) minmax(0, 1fr); }
.maas-lines, .router-map > svg { z-index: 0; pointer-events: none; }
.maas-core { position: relative; z-index: 3; background: linear-gradient(145deg, rgba(39,86,181,.98), rgba(13,35,67,.98)); }
.solution-panel-visual .maas-col span { position: relative; z-index: 2; background: rgba(11,27,51,.98); overflow-wrap: anywhere; }
.router-center, .provider, .access-origin, .access-route, .access-dest { z-index: 2; }
.provider, .access-origin, .access-dest { background-color: rgba(10,25,48,.98); }
.solution-panel-visual .access-route span { background-color: rgba(10,31,53,.98); }

@media (prefers-color-scheme: light) {
  .maas-core { background: linear-gradient(145deg, rgba(63,110,222,.98), rgba(31,69,133,.98)); }
  .solution-panel-visual .maas-col span { background: rgba(249,252,255,.98); }
  .provider, .access-origin, .access-dest { background-color: rgba(249,252,255,.98); }
  .solution-panel-visual .access-route span { background-color: rgba(255,255,255,.98); }
}

@media (max-width: 900px) {
  .solution-explorer { grid-template-columns: minmax(0,1fr); }
  .solution-tabs { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .solution-panel { grid-template-columns: minmax(0,1fr); }
  .solution-panel-visual { min-height: 380px; }
}

@media (max-width: 720px) {
  .section { padding-block: 56px; }
  .solution-boards { margin-top: 34px; }
  .solution-tab, .solution-panel { min-width: 0; }
  .solution-tab { overflow-wrap: anywhere; }
  .solution-panel-visual { min-height: clamp(340px,88vw,390px); }
  .maas-map { gap: 6px; }
  .maas-col { gap: 6px; }
  .maas-col span { padding: 7px 6px; font-size: 9px; line-height: 1.35; }
  .maas-col b { font-size: 12px; line-height: 1.3; }
  .maas-core { padding: 11px 8px; }
  .maas-core b { font-size: 16px; }
  .provider { min-width: 0; max-width: 30%; overflow-wrap: anywhere; }
  .provider b { font-size: 10px; }
  .provider span { font-size: 8px; }
  .access-origin b, .access-dest b { white-space: normal; overflow-wrap: anywhere; }
}

@media (max-width: 380px) {
  .solution-panel-visual { padding: 10px; }
  .solution-panel-visual .visual-metrics { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .solution-panel-visual .visual-metrics span { min-width: 0; padding: 7px 5px; }
  .solution-panel-visual .visual-metrics b { font-size: 15px; }
  .solution-panel-visual .visual-metrics small { font-size: 6px; letter-spacing: .05em; }
  .visual-activity { flex-wrap: wrap; }
  .visual-activity > * { max-width: 100%; }
}

/* Final measured pass for typography, section rhythm and diagram separation. */
.section { padding-block: clamp(72px, 5.5vw, 84px); }
.solution-boards { margin-top: clamp(52px, 5vw, 64px); }
.solution-explorer,
.solution-panel,
.solution-panel-copy,
.solution-panel-visual,
.maas-map,
.maas-col,
.maas-core,
.router-map,
.access-map { min-width: 0; }

.solution-panel { grid-template-columns: minmax(260px, .9fr) minmax(0, 1.1fr); gap: 28px; }
.solution-panel-copy h4 { font-size: clamp(28px, 2.55vw, 38px); line-height: 1.16; }
.solution-panel-copy > p { max-width: 34em; }
.maas-map { grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) minmax(0, 1fr); }
.maas-lines { z-index: 0; pointer-events: none; }
.maas-core {
  position: relative;
  z-index: 3;
  background: linear-gradient(145deg, rgba(39, 86, 181, .98), rgba(13, 35, 67, .98));
}
.solution-panel-visual .maas-col span {
  position: relative;
  z-index: 2;
  background: rgba(11, 27, 51, .98);
  overflow-wrap: anywhere;
}
.router-map > svg { z-index: 0; pointer-events: none; }
.router-center, .provider, .access-origin, .access-route, .access-dest { z-index: 2; }
.provider, .access-origin, .access-dest { background-color: rgba(10, 25, 48, .98); }
.solution-panel-visual .access-route span { background-color: rgba(10, 31, 53, .98); }

@media (prefers-color-scheme: light) {
  .maas-core { background: linear-gradient(145deg, rgba(63, 110, 222, .98), rgba(31, 69, 133, .98)); }
  .solution-panel-visual .maas-col span { background: rgba(249, 252, 255, .98); }
  .provider, .access-origin, .access-dest { background-color: rgba(249, 252, 255, .98); }
  .solution-panel-visual .access-route span { background-color: rgba(255, 255, 255, .98); }
}

@media (max-width: 900px) {
  .solution-explorer { grid-template-columns: minmax(0, 1fr); }
  .solution-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .solution-panel { grid-template-columns: minmax(0, 1fr); }
  .solution-panel-visual { min-height: 380px; }
}

@media (max-width: 720px) {
  .section { padding-block: 56px; }
  .solution-boards { margin-top: 34px; }
  .solution-tabs { min-width: 0; }
  .solution-tab { min-width: 0; overflow-wrap: anywhere; }
  .solution-panel { min-width: 0; }
  .solution-panel-visual { min-height: clamp(340px, 88vw, 390px); }
  .maas-map { gap: 6px; }
  .maas-col { gap: 6px; }
  .maas-col span { padding: 7px 6px; font-size: 9px; line-height: 1.35; }
  .maas-col b { font-size: 12px; line-height: 1.3; }
  .maas-core { padding: 11px 8px; }
  .maas-core b { font-size: 16px; }
  .provider { min-width: 0; max-width: 30%; overflow-wrap: anywhere; }
  .provider b { font-size: 10px; }
  .provider span { font-size: 8px; }
  .access-origin b, .access-dest b { white-space: normal; overflow-wrap: anywhere; }
}

@media (max-width: 380px) {
  .solution-panel-visual { padding: 10px; }
  .solution-panel-visual .visual-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .solution-panel-visual .visual-metrics span { min-width: 0; padding: 7px 5px; }
  .solution-panel-visual .visual-metrics b { font-size: 15px; }
  .solution-panel-visual .visual-metrics small { font-size: 6px; letter-spacing: .05em; }
  .visual-activity { flex-wrap: wrap; }
  .visual-activity > * { max-width: 100%; }
}

/* v41-end: final cascade, after all compatibility layers. */
.hero { overflow: clip !important; isolation: isolate; }
.hero-illustration, .hero-illustration-mobile { display: none !important; }
.hero-scene { transform: none !important; transition: none !important; }
.hero-scene:not(.is-active) { opacity: 0 !important; visibility: hidden !important; }
.hero-scene.is-active { opacity: 1 !important; visibility: visible !important; }
.hero-title { max-width: min(7.6em, 100%) !important; font-size: clamp(48px, 5.2vw, 76px) !important; line-height: 1.08 !important; text-wrap: balance; }
.hero-lede { max-width: min(520px, 100%) !important; overflow-wrap: anywhere; }
.hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
.hero-stats dd { overflow-wrap: anywhere; }
@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px) !important; }
  .hero-system { right: -4% !important; width: min(64vw, 720px) !important; }
}
@media (max-width: 720px) {
  #fluid-canvas, .hero-grain { display: none !important; }
  .hero::before { background: radial-gradient(70% 42% at 80% 12%, rgba(64,104,255,.24), transparent 72%), linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%) !important; }
  .hero::after { background: linear-gradient(180deg, rgba(4,8,18,.18), rgba(4,8,18,.72) 72%, rgba(4,8,18,.96)) !important; }
  .hero { min-height: 0 !important; height: auto !important; }
  .hero-system { top: 62px !important; right: 0 !important; width: 100% !important; height: 188px !important; opacity: .58 !important; }
  .hero-scenes { opacity: .9 !important; }
  .hero-inner { width: calc(100% - 36px) !important; padding-top: 228px !important; padding-bottom: 74px !important; }
  .hero-title { max-width: 100% !important; font-size: clamp(36px, 10vw, 46px) !important; line-height: 1.12 !important; }
  .hero-foot { display: block !important; margin-top: 24px !important; }
  .hero-lede { font-size: 13px !important; line-height: 1.75 !important; }
  .hero-cta { display: flex !important; width: 100% !important; gap: 8px !important; margin-top: 20px !important; }
  .hero-cta a { flex: 1 1 0; min-width: 0; justify-content: center; padding-inline: 12px; font-size: 12px; }
  .hero-scroll { display: none !important; }
  .hero-stats { width: calc(100% - 36px) !important; grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .hero-stats div { padding: 14px 10px 16px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 12px !important; border-left: 1px solid var(--navy-line) !important; }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px) !important; }
  .hero-stats dd { min-height: 2.8em !important; font-size: 10px !important; line-height: 1.55 !important; }
  .hero-scene-meta { right: 7% !important; bottom: 11% !important; max-width: 46% !important; white-space: normal !important; font-size: 7px !important; }
  .hero-scene-meta b { font-size: 10px !important; line-height: 1.35 !important; }
  .hero-scene-dots { right: 7% !important; bottom: 3% !important; }
}
@media (max-width: 360px) {
  .hero-inner, .hero-stats { width: calc(100% - 28px) !important; }
  .hero-inner { padding-top: 214px !important; padding-bottom: 62px !important; }
  .hero-system { height: 174px !important; }
  .hero-title { font-size: 34px !important; }
  .hero-lede { font-size: 12px !important; }
}

/* v41-tail: final collision and overflow guard. */
.hero { overflow: clip !important; isolation: isolate; }
.hero-illustration, .hero-illustration-mobile { display: none !important; }
.hero-scene { transform: none !important; transition: none !important; }
.hero-scene:not(.is-active) { opacity: 0 !important; visibility: hidden !important; }
.hero-scene.is-active { opacity: 1 !important; visibility: visible !important; }
.hero-title { max-width: min(7.6em, 100%) !important; font-size: clamp(48px, 5.2vw, 76px) !important; line-height: 1.08 !important; text-wrap: balance; }
.hero-lede { max-width: min(520px, 100%) !important; overflow-wrap: anywhere; }
.hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
.hero-stats dd { overflow-wrap: anywhere; }
@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px) !important; }
  .hero-system { right: -4% !important; width: min(64vw, 720px) !important; }
}
@media (max-width: 720px) {
  #fluid-canvas, .hero-grain { display: none !important; }
  .hero::before { background: radial-gradient(70% 42% at 80% 12%, rgba(64,104,255,.24), transparent 72%), linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%) !important; }
  .hero::after { background: linear-gradient(180deg, rgba(4,8,18,.18), rgba(4,8,18,.72) 72%, rgba(4,8,18,.96)) !important; }
  .hero { min-height: 0 !important; height: auto !important; }
  .hero-system { top: 62px !important; right: 0 !important; width: 100% !important; height: 188px !important; opacity: .58 !important; }
  .hero-scenes { opacity: .9 !important; }
  .hero-inner { width: calc(100% - 36px) !important; padding-top: 228px !important; padding-bottom: 74px !important; }
  .hero-title { max-width: 100% !important; font-size: clamp(36px, 10vw, 46px) !important; line-height: 1.12 !important; }
  .hero-foot { display: block !important; margin-top: 24px !important; }
  .hero-lede { font-size: 13px !important; line-height: 1.75 !important; }
  .hero-cta { display: flex !important; width: 100% !important; gap: 8px !important; margin-top: 20px !important; }
  .hero-cta a { flex: 1 1 0; min-width: 0; justify-content: center; padding-inline: 12px; font-size: 12px; }
  .hero-scroll { display: none !important; }
  .hero-stats { width: calc(100% - 36px) !important; grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .hero-stats div { padding: 14px 10px 16px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 12px !important; border-left: 1px solid var(--navy-line) !important; }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px) !important; }
  .hero-stats dd { min-height: 2.8em !important; font-size: 10px !important; line-height: 1.55 !important; }
  .hero-scene-meta { right: 7% !important; bottom: 11% !important; max-width: 46% !important; white-space: normal !important; font-size: 7px !important; }
  .hero-scene-meta b { font-size: 10px !important; line-height: 1.35 !important; }
  .hero-scene-dots { right: 7% !important; bottom: 3% !important; }
}
@media (max-width: 360px) {
  .hero-inner, .hero-stats { width: calc(100% - 28px) !important; }
  .hero-inner { padding-top: 214px !important; padding-bottom: 62px !important; }
  .hero-system { height: 174px !important; }
  .hero-title { font-size: 34px !important; }
  .hero-lede { font-size: 12px !important; }
}

/* v41-end: last word on hero geometry. */
.hero { overflow: clip !important; isolation: isolate; min-height: 0; }
.hero-illustration, .hero-illustration-mobile { display: none !important; }
.hero-scene { transform: none !important; transition: none !important; }
.hero-scene:not(.is-active) { opacity: 0 !important; visibility: hidden !important; }
.hero-scene.is-active { opacity: 1 !important; visibility: visible !important; }
.hero-title { max-width: min(7.6em, 100%) !important; font-size: clamp(48px, 5.2vw, 76px) !important; line-height: 1.08 !important; text-wrap: balance; }
.hero-lede { max-width: min(520px, 100%) !important; overflow-wrap: anywhere; }
.hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
.hero-stats dd { overflow-wrap: anywhere; }

@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px) !important; }
  .hero-system { right: -4% !important; width: min(64vw, 720px) !important; }
}

@media (max-width: 720px) {
  #fluid-canvas, .hero-grain { display: none !important; }
  .hero::before { background: radial-gradient(70% 42% at 80% 12%, rgba(64,104,255,.24), transparent 72%), linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%) !important; }
  .hero::after { background: linear-gradient(180deg, rgba(4,8,18,.18), rgba(4,8,18,.72) 72%, rgba(4,8,18,.96)) !important; }
  .hero { min-height: 0 !important; height: auto !important; }
  .hero-system { top: 62px !important; right: 0 !important; width: 100% !important; height: 188px !important; opacity: .58 !important; }
  .hero-scenes { opacity: .9 !important; }
  .hero-inner { width: calc(100% - 36px) !important; padding-top: 228px !important; padding-bottom: 74px !important; }
  .hero-title { max-width: 100% !important; font-size: clamp(36px, 10vw, 46px) !important; line-height: 1.12 !important; }
  .hero-foot { display: block !important; margin-top: 24px !important; }
  .hero-lede { font-size: 13px !important; line-height: 1.75 !important; }
  .hero-cta { display: flex !important; width: 100% !important; gap: 8px !important; margin-top: 20px !important; }
  .hero-cta a { flex: 1 1 0; min-width: 0; justify-content: center; padding-inline: 12px; font-size: 12px; }
  .hero-scroll { display: none !important; }
  .hero-stats { width: calc(100% - 36px) !important; grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .hero-stats div { padding: 14px 10px 16px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 12px !important; border-left: 1px solid var(--navy-line) !important; }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px) !important; }
  .hero-stats dd { min-height: 2.8em !important; font-size: 10px !important; line-height: 1.55 !important; }
  .hero-scene-meta { right: 7% !important; bottom: 11% !important; max-width: 46% !important; white-space: normal !important; font-size: 7px !important; }
  .hero-scene-meta b { font-size: 10px !important; line-height: 1.35 !important; }
  .hero-scene-dots { right: 7% !important; bottom: 3% !important; }
}

@media (max-width: 360px) {
  .hero-inner, .hero-stats { width: calc(100% - 28px) !important; }
  .hero-inner { padding-top: 214px !important; padding-bottom: 62px !important; }
  .hero-system { height: 174px !important; }
  .hero-title { font-size: 34px !important; }
  .hero-lede { font-size: 12px !important; }
}

/* v41-end: the final cascade layer for collision-free responsive layout. */
.hero,
.hero-system,
.hero-scenes { overflow: clip; }
.hero { isolation: isolate; }
.hero-inner,
.hero-stats,
.hero-title,
.hero-lede,
.hero-cta,
.hero-stats div,
.hero-stats dd { min-width: 0; }
.hero-title {
  max-width: min(7.6em, 100%);
  font-size: clamp(48px, 5.2vw, 76px);
  line-height: 1.08;
  letter-spacing: -.025em;
  text-wrap: balance;
}
.hero-title .line,
.hero-title .line > span { max-width: 100%; }
.hero-lede { max-width: min(520px, 100%); overflow-wrap: anywhere; }
.hero-cta a { max-width: 100%; white-space: nowrap; }
.hero-scenes { contain: layout paint; }
.hero-scene-image { object-fit: contain; object-position: center; }
.hero-scene-meta {
  max-width: 42%;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
.hero-scene-meta span,
.hero-scene-meta b { display: block; max-width: 100%; }
.hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.hero-stats dd { overflow-wrap: anywhere; }

@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px); }
  .hero-system { right: -4%; width: min(64vw, 720px); }
}

@media (max-width: 720px) {
  #fluid-canvas,
  .hero-grain { display: none !important; }
  .hero::before {
    background: radial-gradient(70% 42% at 80% 12%, rgba(64,104,255,.24), transparent 72%), linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%);
  }
  .hero::after { background: linear-gradient(180deg, rgba(4,8,18,.18), rgba(4,8,18,.72) 72%, rgba(4,8,18,.96)); }
  .hero { min-height: 0; height: auto; }
  .hero-system { top: 62px; right: 0; width: 100%; height: 188px; opacity: .58; }
  .hero-scenes { opacity: .9; }
  .hero-inner { width: calc(100% - 36px); padding-top: 228px; padding-bottom: 74px; }
  .hero .kicker { max-width: 100%; font-size: 10px; letter-spacing: .08em; line-height: 1.5; }
  .hero-title { max-width: 100%; font-size: clamp(36px, 10vw, 46px); line-height: 1.12; }
  .hero-foot { display: block; margin-top: 24px; }
  .hero-lede { font-size: 13px; line-height: 1.75; }
  .hero-cta { display: flex; width: 100%; gap: 8px; margin-top: 20px; }
  .hero-cta a { flex: 1 1 0; justify-content: center; min-width: 0; padding-inline: 12px; font-size: 12px; }
  .hero-scroll { display: none; }
  .hero-stats { width: calc(100% - 36px); grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-stats div { padding: 14px 10px 16px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 12px !important; border-left: 1px solid var(--navy-line) !important; }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px); }
  .hero-stats dd { min-height: 2.8em; font-size: 10px; line-height: 1.55; }
  .hero-scene-meta { right: 7%; bottom: 11%; max-width: 46%; font-size: 7px; letter-spacing: .08em; white-space: normal; }
  .hero-scene-meta b { font-size: 10px; line-height: 1.35; }
  .hero-scene-dots { right: 7%; bottom: 3%; }
  .hero-scene-dots i { width: 14px; }
  .hero-scene-dots i.is-active { width: 24px; }
  .section,
  .contact { padding-block: 58px; }
  .contact-title { font-size: clamp(38px, 10vw, 50px); }
}

@media (max-width: 360px) {
  .hero-inner,
  .hero-stats { width: calc(100% - 28px); }
  .hero-inner { padding-top: 214px; padding-bottom: 62px; }
  .hero-system { height: 174px; }
  .hero-title { font-size: 34px; }
  .hero-lede { font-size: 12px; }
  .hero-cta a { font-size: 11px; padding-inline: 8px; }
  .hero-scene-meta { right: 5%; max-width: 50%; font-size: 6px; }
  .hero-scene-meta b { font-size: 9px; }
}

/* v41-final: enforce the measured hero lanes after every legacy layer. */
.hero { overflow: clip; isolation: isolate; }
.hero-inner, .hero-stats, .hero-title, .hero-lede, .hero-cta, .hero-stats div, .hero-stats dd { min-width: 0; }
.hero-title { max-width: min(7.6em, 100%); font-size: clamp(48px, 5.2vw, 76px); line-height: 1.08; letter-spacing: -.025em; text-wrap: balance; }
.hero-title .line, .hero-title .line > span { max-width: 100%; }
.hero-lede { max-width: min(520px, 100%); overflow-wrap: anywhere; }
.hero-cta a { max-width: 100%; white-space: nowrap; }
.hero-scenes { contain: layout paint; }
.hero-scene-image { object-fit: contain; object-position: center; }
.hero-scene-meta { max-width: 42%; overflow-wrap: anywhere; text-wrap: balance; }
.hero-scene-meta span, .hero-scene-meta b { display: block; max-width: 100%; }
.hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.hero-stats dd { overflow-wrap: anywhere; }

@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px); }
  .hero-system { right: -4%; width: min(64vw, 720px); }
}

@media (max-width: 720px) {
  #fluid-canvas, .hero-grain { display: none !important; }
  .hero::before { background: radial-gradient(70% 42% at 80% 12%, rgba(64,104,255,.24), transparent 72%), linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%); }
  .hero::after { background: linear-gradient(180deg, rgba(4,8,18,.18), rgba(4,8,18,.72) 72%, rgba(4,8,18,.96)); }
  .hero { min-height: 0; height: auto; }
  .hero-system { top: 62px; right: 0; width: 100%; height: 188px; opacity: .58; }
  .hero-scenes { opacity: .9; }
  .hero-inner { width: calc(100% - 36px); padding-top: 228px; padding-bottom: 74px; }
  .hero .kicker { max-width: 100%; font-size: 10px; letter-spacing: .08em; line-height: 1.5; }
  .hero-title { max-width: 100%; font-size: clamp(36px, 10vw, 46px); line-height: 1.12; }
  .hero-foot { display: block; margin-top: 24px; }
  .hero-lede { font-size: 13px; line-height: 1.75; }
  .hero-cta { display: flex; width: 100%; gap: 8px; margin-top: 20px; }
  .hero-cta a { flex: 1 1 0; justify-content: center; min-width: 0; padding-inline: 12px; font-size: 12px; }
  .hero-scroll { display: none; }
  .hero-stats { width: calc(100% - 36px); grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-stats div { padding: 14px 10px 16px 0 !important; }
  .hero-stats div:nth-child(even) { padding-left: 12px !important; border-left: 1px solid var(--navy-line) !important; }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px); }
  .hero-stats dd { min-height: 2.8em; font-size: 10px; line-height: 1.55; }
  .hero-scene-meta { right: 7%; bottom: 11%; max-width: 46%; font-size: 7px; letter-spacing: .08em; white-space: normal; }
  .hero-scene-meta b { font-size: 10px; line-height: 1.35; }
  .hero-scene-dots { right: 7%; bottom: 3%; }
  .hero-scene-dots i { width: 14px; }
  .hero-scene-dots i.is-active { width: 24px; }
  .section, .contact { padding-block: 58px; }
  .contact-title { font-size: clamp(38px, 10vw, 50px); }
}

@media (max-width: 360px) {
  .hero-inner, .hero-stats { width: calc(100% - 28px); }
  .hero-inner { padding-top: 214px; padding-bottom: 62px; }
  .hero-system { height: 174px; }
  .hero-title { font-size: 34px; }
  .hero-lede { font-size: 12px; }
  .hero-cta a { font-size: 11px; padding-inline: 8px; }
  .hero-scene-meta { right: 5%; max-width: 50%; font-size: 6px; }
  .hero-scene-meta b { font-size: 9px; }
}

/* v39-contrast: readable supporting copy on navy surfaces. */
.hero-lede, .contact-lede, .contact-email { color: rgba(225, 234, 249, .78) !important; }
.contact-email a { color: #b8d2ff !important; }
.contact-actions .btn-ghost.big { color: #edf3ff; border-color: rgba(225, 234, 249, .42); }

/* v39-final correction: apply after every legacy cascade layer. */
.contact-title { max-width: 10ch !important; }
@media (max-width: 720px) {
  .hero-stats dt { font-size: clamp(26px, 8vw, 34px); }
  .hero-stats dd { font-size: 10px; }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
}
@media (max-width: 340px) {
  .contact-title { max-width: 12ch !important; font-size: 38px; }
}

/* v39-correction: final mobile type correction. */
.contact-title { max-width: 10ch; }
@media (max-width: 720px) {
  .hero-stats dt { font-size: clamp(26px, 8vw, 34px); }
  .hero-stats dd { font-size: 10px; }
  .contact-title { max-width: 12ch; font-size: clamp(40px, 10.5vw, 52px); }
}
@media (max-width: 340px) {
  .contact-title { max-width: 12ch; font-size: 38px; }
}

/* v39-correction: keep the final type scale below the mobile compatibility
   layer and prevent the contact headline from breaking into one word per row. */
.contact-title { max-width: 10ch !important; }
@media (max-width: 720px) {
  .hero-stats dt { font-size: clamp(26px, 8vw, 34px); }
  .hero-stats dd { font-size: 10px; }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
}
@media (max-width: 340px) {
  .contact-title { max-width: 12ch !important; font-size: 38px; }
}

/* v39-last: final cascade after legacy compatibility rules. */
.section { padding-block: clamp(76px, 5.8vw, 88px); }
.display, .platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch;
  font-size: clamp(34px, 3vw, 44px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 560;
  text-wrap: balance;
}
.display .muted { font-weight: 500; }
.contact-title { max-width: 8ch; font-size: clamp(54px, 4.65vw, 64px); line-height: 1.1; letter-spacing: -.025em; font-weight: 560; text-wrap: balance; }
.about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .global-copy > p, .signed article p, .scene > p:not(.bp-tag), .steps p, .modes span { line-height: 1.78; }
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(34px, 5vw, 64px); }
.about-grid { margin-top: 36px; } .biz { margin-top: 54px; } .stack { margin-top: 58px; } .router-block { margin-top: 92px; }
.global-grid { align-items: center; } .global-copy > p { margin-top: 22px; } .scene-grid { margin-top: 56px; }
.clients .display + .client-wall { margin-top: 34px; } .signed-head { margin-top: 44px; } .steps, .modes { margin-top: 58px; }
.about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p { color: #53657d; }
@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p, .global-copy > p, .scene > p:not(.bp-tag), .steps p, .modes span, .solution-card-copy p { color: #c2cee1 !important; }
  .muted, .dark .muted, .platform .muted, .global .muted, .scenes .muted, .delivery .muted { color: #aebdd2 !important; }
  .bp-steps li, .access li { color: #c2cee1; }
}
@media (max-width: 1080px) {
  .section { padding-block: 70px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { font-size: clamp(33px, 4vw, 42px); }
  .contact-title { font-size: clamp(50px, 6vw, 60px); }
}
@media (max-width: 720px) {
  .section { padding-block: 58px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { max-width: none; font-size: clamp(29px, 8vw, 36px); line-height: 1.2; }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 28px; }
  .about-grid { margin-top: 28px; } .biz, .scene-grid, .steps, .modes { margin-top: 32px; } .stack { margin-top: 34px; } .router-block { margin-top: 52px; }
  .global-copy > p { margin-top: 16px; } .signed-head { margin-top: 28px; }
}
@media (max-width: 340px) {
  .section { padding-block: 50px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { font-size: 28px; }
  .contact-title { font-size: 38px; }
}

/* v60: final contrast and desktop hero sizing pass. */
.hero-lede { color: rgba(225, 234, 249, .84) !important; }
.hero-stats dd { color: rgba(205, 219, 240, .76) !important; }
.hero-scene-meta span { color: rgba(205, 220, 246, .78) !important; }
.hero-scene-meta b { color: #f3f8ff !important; }

@media (min-width: 721px) {
  .hero {
    min-height: max(680px, 100svh);
    height: auto;
  }
  .hero-inner { padding-bottom: clamp(28px, 4vh, 56px); }
  .hero-stats { margin-top: clamp(18px, 3vh, 42px) !important; }
}

/* v41: final collision and legibility guard.
   Keep the hero artwork and copy in separate lanes at every viewport. */
.hero {
  overflow: clip;
  isolation: isolate;
}
.hero-inner,
.hero-stats {
  min-width: 0;
}
.hero-title {
  max-width: min(7.6em, 100%);
  font-size: clamp(48px, 5.2vw, 76px);
  line-height: 1.08;
  letter-spacing: -.025em;
  text-wrap: balance;
}
.hero-title .line,
.hero-title .line > span {
  max-width: 100%;
}
.hero-lede {
  max-width: min(520px, 100%);
  overflow-wrap: anywhere;
}
.hero-cta {
  min-width: 0;
}
.hero-cta a {
  max-width: 100%;
  white-space: nowrap;
}
.hero-scenes {
  contain: layout paint;
}
.hero-scene-image {
  object-fit: contain;
  object-position: center;
}
.hero-scene-meta {
  max-width: 42%;
  overflow-wrap: anywhere;
  text-wrap: balance;
}
.hero-scene-meta span,
.hero-scene-meta b {
  display: block;
  max-width: 100%;
}
.hero-stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.hero-stats div,
.hero-stats dd {
  min-width: 0;
}
.hero-stats dd {
  overflow-wrap: anywhere;
}
.contact .wrap,
.footer .wrap {
  min-width: 0;
}

@media (max-width: 1080px) {
  .hero-title { font-size: clamp(44px, 6.2vw, 66px); }
  .hero-system { right: -4%; width: min(64vw, 720px); }
}

@media (max-width: 720px) {
  /* The fluid canvas is decorative and competes with copy on narrow screens. */
  #fluid-canvas,
  .hero-grain { display: none !important; }
  .hero::before {
    background:
      radial-gradient(70% 42% at 80% 12%, rgba(64, 104, 255, .24), transparent 72%),
      linear-gradient(180deg, #101a33 0%, #07101f 54%, #060b16 100%);
  }
  .hero::after {
    background: linear-gradient(180deg, rgba(4, 8, 18, .18), rgba(4, 8, 18, .72) 72%, rgba(4, 8, 18, .96));
  }
  .hero {
    min-height: 0;
    height: auto;
  }
  .hero-system {
    top: 62px;
    right: 0;
    width: 100%;
    height: 188px;
    opacity: .58;
  }
  .hero-scenes { opacity: .9; }
  .hero-inner {
    width: calc(100% - 36px);
    padding-top: 228px;
    padding-bottom: 74px;
  }
  .hero .kicker {
    max-width: 100%;
    font-size: 10px;
    letter-spacing: .08em;
    line-height: 1.5;
  }
  .hero-title {
    max-width: 100%;
    font-size: clamp(36px, 10vw, 46px);
    line-height: 1.12;
  }
  .hero-foot {
    display: block;
    margin-top: 24px;
  }
  .hero-lede {
    font-size: 13px;
    line-height: 1.75;
  }
  .hero-cta {
    display: flex;
    width: 100%;
    gap: 8px;
    margin-top: 20px;
  }
  .hero-cta a {
    flex: 1 1 0;
    justify-content: center;
    min-width: 0;
    padding-inline: 12px;
    font-size: 12px;
  }
  .hero-scroll { display: none; }
  .hero-stats {
    width: calc(100% - 36px);
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-stats div {
    padding: 14px 10px 16px 0 !important;
  }
  .hero-stats div:nth-child(even) {
    padding-left: 12px !important;
    border-left: 1px solid var(--navy-line) !important;
  }
  .hero-stats dt { font-size: clamp(25px, 7.4vw, 32px); }
  .hero-stats dd {
    min-height: 2.8em;
    font-size: 10px;
    line-height: 1.55;
  }
  .hero-scene-meta {
    right: 7%;
    bottom: 11%;
    max-width: 46%;
    font-size: 7px;
    letter-spacing: .08em;
    white-space: normal;
  }
  .hero-scene-meta b { font-size: 10px; line-height: 1.35; }
  .hero-scene-dots { right: 7%; bottom: 3%; }
  .hero-scene-dots i { width: 14px; }
  .hero-scene-dots i.is-active { width: 24px; }
  .section { padding-block: 58px; }
  .contact { padding-block: 58px; }
  .contact-title { font-size: clamp(38px, 10vw, 50px); }
}

@media (max-width: 360px) {
  .hero-inner,
  .hero-stats { width: calc(100% - 28px); }
  .hero-inner { padding-top: 214px; padding-bottom: 62px; }
  .hero-system { height: 174px; }
  .hero-title { font-size: 34px; }
  .hero-lede { font-size: 12px; }
  .hero-cta a { font-size: 11px; padding-inline: 8px; }
  .hero-scene-meta { right: 5%; max-width: 50%; font-size: 6px; }
  .hero-scene-meta b { font-size: 9px; }
}

/* Final hero collision guard. Keep this block last so legacy responsive
   layers cannot re-enable the fallback artwork or cross-fade two scenes. */
.hero-illustration,
.hero-illustration-mobile { display: none !important; }
.hero-scenes { z-index: 3; overflow: clip; isolation: isolate; }
.hero-scene {
  transform: none !important;
  transition: none !important;
  pointer-events: none;
}
.hero-scene.is-active { opacity: 1; visibility: visible; transform: none !important; }
.hero-scene:not(.is-active) { opacity: 0; visibility: hidden; }
.hero-scene-image { display: block; max-width: 100%; max-height: 100%; }
.hero-scene-meta { white-space: nowrap; }

@media (max-width: 720px) {
  .hero-system { overflow: clip; }
  .hero-scenes { opacity: .78; }
  .hero-scene-meta {
    right: 8%;
    bottom: 9%;
    max-width: 42%;
    font-size: 8px;
    letter-spacing: .1em;
    white-space: normal;
  }
  .hero-scene-meta b { font-size: 11px; }
  .hero-scene-dots { right: 8%; bottom: 2%; }
  .hero-scene-dots i { width: 16px; }
  .hero-scene-dots i.is-active { width: 28px; }
}

@media (max-width: 360px) {
  .hero-scene-meta { right: 6%; max-width: 48%; font-size: 7px; }
  .hero-scene-meta b { font-size: 10px; }
}

/* Hero collision guard: the rotating scene is the only hero illustration.
   The older infrastructure artwork remains in the markup for fallback history,
   but must not occupy the same pixels as the scene carousel. */
.hero-illustration,
.hero-illustration-mobile {
  display: none !important;
}
.hero-scenes {
  z-index: 3;
  overflow: clip;
  isolation: isolate;
}
.hero-scene {
  transform: none !important;
  transition: none !important;
  pointer-events: none;
}
.hero-scene.is-active {
  opacity: 1;
  visibility: visible;
  transform: none !important;
}
.hero-scene:not(.is-active) {
  opacity: 0;
  visibility: hidden;
}
.hero-scene-image {
  display: block;
  max-width: 100%;
  max-height: 100%;
}
.hero-scene-meta,
.hero-scene-dots {
  white-space: nowrap;
}

@media (max-width: 720px) {
  .hero-system {
    overflow: clip;
  }
  .hero-scenes {
    opacity: .78;
  }
  .hero-scene-meta {
    right: 8%;
    bottom: 9%;
    max-width: 42%;
    font-size: 8px;
    letter-spacing: .1em;
    white-space: normal;
  }
  .hero-scene-meta b {
    font-size: 11px;
  }
  .hero-scene-dots {
    right: 8%;
    bottom: 2%;
  }
  .hero-scene-dots i {
    width: 16px;
  }
  .hero-scene-dots i.is-active {
    width: 28px;
  }
}

@media (max-width: 360px) {
  .hero-scene-meta {
    right: 6%;
    max-width: 48%;
    font-size: 7px;
  }
  .hero-scene-meta b {
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact .wrap::after { animation: none; }
}

/* v40: final measured type and geometry layer.
   This sits last so every page section follows one predictable scale. */
:root {
  --v40-wrap: min(1160px, calc(100% - 56px));
  --v40-display: clamp(32px, 3.15vw, 48px);
  --v40-body: 15px;
  --v40-body-leading: 1.78;
  --v40-dark-copy: #c8d5e8;
  --v40-dark-muted: #aabbd3;
}

html { overflow-x: clip; }
body { overflow-x: clip; }
.wrap, .hero-inner, .hero-stats { width: var(--v40-wrap); }
.section { padding-block: clamp(72px, 7vw, 104px); }
.display,
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 15ch;
  font-size: var(--v40-display);
  line-height: 1.18;
  letter-spacing: -.018em;
  font-weight: 600;
  text-wrap: balance;
  overflow-wrap: normal;
  word-break: keep-all;
}
.sec-label { margin-bottom: 20px; }
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(32px, 5vw, 64px); }
.about-grid { margin-top: 38px; }
.about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .global-copy > p, .signed article p,
.scene > p:not(.bp-tag), .steps p, .modes span {
  font-size: var(--v40-body);
  line-height: var(--v40-body-leading);
}
.about .about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .signed article p { color: #53657d; }
.stack { margin-top: 54px; }
.router-block { margin-top: 76px; }
.solution-boards { margin-top: 70px; }
.scene-grid { margin-top: 48px; }
.clients .display + .client-wall { margin-top: 38px; }
.signed-head { margin-top: 42px; }
.steps, .modes { margin-top: 52px; }

/* Keep information graphics in their lane, with stable aspect ratios. */
.hero-scenes, .hero-system, .globe-fig, .solution-panel-visual, .scene-art, .aigc-canvas { overflow: hidden; }
.hero-system { width: min(58vw, 790px); right: max(-1%, calc((100% - 1280px) / 2 - 10px)); }
.hero-title { max-width: 7.9em; font-size: clamp(52px, 6.6vw, 94px); line-height: 1.06; }
.hero-lede { max-width: 520px; font-size: 15px; line-height: 1.84; }
.hero-stats dt { font-size: clamp(28px, 3vw, 42px); }
.hero-stats dd { font-size: 12px; }
.solution-explorer, .solution-panel { min-height: 560px; }
.solution-panel { padding: 46px 42px 34px; gap: 30px; }
.solution-panel-copy h4 { font-size: clamp(30px, 3.05vw, 44px); line-height: 1.12; }
.solution-panel-copy > p { max-width: 30em; font-size: 14px; line-height: 1.8; }
.solution-panel-visual { min-height: 430px; }
.globe-fig { min-height: 390px; }
.contact { padding-block: clamp(70px, 7vw, 92px); }
.contact .wrap { min-height: 0; }
.contact-title { max-width: 9ch !important; font-size: clamp(52px, 5.2vw, 72px); line-height: 1.08; }
.contact-lede { max-width: 34em; font-size: 15px; line-height: 1.8; margin: 20px 0 26px; }
.contact-email { margin: 0 0 30px; font-size: 14px; }
.footer { padding-block: 28px 32px; }

@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span,
  .bp-main p:not(.bp-tag), .signed article p, .global-copy > p,
  .scene > p:not(.bp-tag), .steps p, .modes span,
  .solution-card-copy p { color: var(--v40-dark-copy) !important; }
  .muted, .dark .muted, .platform .muted, .global .muted,
  .scenes .muted, .delivery .muted { color: var(--v40-dark-muted) !important; }
  .bp-steps li, .access li { color: var(--v40-dark-copy); }
}

@media (max-width: 1080px) {
  :root { --v40-wrap: min(100% - 44px, 920px); }
  .hero-system { width: min(62vw, 700px); right: -5%; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: clamp(31px, 4vw, 43px); }
  .solution-explorer, .solution-panel { min-height: 500px; }
  .solution-panel { padding: 38px 32px 30px; }
}

@media (max-width: 720px) {
  :root { --v40-wrap: calc(100% - 36px); --v40-body: 14px; }
  .section { padding-block: 62px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(29px, 8.2vw, 37px);
    line-height: 1.2;
  }
  .hero { min-height: 780px; height: auto; }
  .hero-inner { padding-top: 236px; padding-bottom: 158px; }
  .hero-system { top: 58px; right: -8%; width: 112%; height: 220px; opacity: .38; }
  .hero-scenes { opacity: .66; }
  .hero-title { max-width: none; font-size: clamp(38px, 10.6vw, 49px); line-height: 1.1; }
  .hero-lede { max-width: 32em; font-size: 13px; line-height: 1.75; }
  .hero-stats dt { font-size: clamp(25px, 7.8vw, 33px); }
  .hero-stats dd { font-size: 10px; min-height: 3em; }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 26px; }
  .about-grid { margin-top: 26px; }
  .about-lead .big { font-size: 18px; line-height: 1.62; }
  .biz, .scene-grid, .steps, .modes { margin-top: 30px; }
  .stack { margin-top: 32px; }
  .router-block { margin-top: 48px; }
  .solution-boards { margin-top: 44px; }
  .solution-explorer, .solution-panel { min-height: 0; }
  .solution-tabs { padding: 10px; }
  .solution-tab { min-height: 78px; padding: 10px 8px; }
  .solution-tab b { font-size: 12px; line-height: 1.35; }
  .solution-panel { gap: 20px; padding: 28px 17px 18px; }
  .solution-panel-copy h4 { font-size: 30px; line-height: 1.16; }
  .solution-panel-copy > p { font-size: 13px; line-height: 1.72; }
  .solution-panel-visual { min-height: 390px; padding: 12px; }
  .global-grid { grid-template-columns: 1fr; }
  .globe-fig { min-height: 260px; height: 260px; }
  .scene-grid { grid-template-columns: 1fr; }
  .scene, .scene.wide { min-height: 0; padding: 18px; }
  .scene h3 { font-size: 20px; line-height: 1.32; }
  .scene > p:not(.bp-tag) { font-size: 13px; line-height: 1.72; }
  .clients .display + .client-wall { margin-top: 28px; }
  .signed-head { margin-top: 26px; }
  .steps, .modes { margin-top: 30px; }
  .contact { padding-block: 58px; }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .contact-lede { font-size: 13px; line-height: 1.75; margin: 16px 0 20px; }
  .contact-email { margin-bottom: 22px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big { min-height: 46px; padding: 11px 15px; font-size: 13px; }
  .footer { padding-block: 24px 26px; }
}

@media (max-width: 340px) {
  :root { --v40-wrap: calc(100% - 28px); }
  .section { padding-block: 52px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: 28px; }
  .hero-inner { padding-top: 214px; padding-bottom: 144px; }
  .hero-title { font-size: 36px; }
  .hero-system { height: 194px; }
  .contact-title { font-size: 38px; }
}

/* ---------- v37: final geometry and contrast pass ---------- */
/* Keep the visual language measured like the reference sites while preserving
   OmniXAI's own dark infrastructure system and illustrations. */
:root {
  --v37-section-pad: clamp(72px, 6.4vw, 94px);
}

.section { padding-block: var(--v37-section-pad); }
.display,
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 15ch;
  font-size: clamp(32px, 3.35vw, 51px);
  line-height: 1.14;
  letter-spacing: -.035em;
}
.contact-title {
  font-size: clamp(46px, 5.6vw, 76px);
  line-height: 1.06;
}

/* SVG labels can extend a few pixels beyond their flex box; clip the art
   viewport instead of allowing the overflow to collide with copy. */
.hero-system, .hero-scenes, .globe-fig, .solution-panel-visual,
.aigc-canvas, .scene-art { overflow: hidden; }
.aigc-canvas { max-width: 100%; }

/* The canvas is the interactive globe. The decorative map remains a fallback
   only when the canvas library reports that it could not initialise. */
.globe-fig:not(.no-globe) .edge-map-art { display: none; }
.globe-fig.no-globe #globe { display: none; }
.globe-fig.no-globe .edge-map-art { display: block; }

/* Remove the hard minimum that created the large empty band above the footer. */
.contact { padding-block: clamp(68px, 5vw, 76px); }
.contact .wrap { min-height: 0; }
.footer { padding-block: 28px 30px; }

@media (prefers-color-scheme: dark) {
  /* v30's white card rule came after the earlier dark-theme rule. */
  .signed article {
    background: #152238 !important;
    border-color: rgba(195, 215, 246, .16);
  }
  .signed article h3 { color: #edf3ff !important; }
  .signed article p { color: #b6c3d6 !important; }
}

@media (max-width: 1080px) {
  :root { --v37-section-pad: 70px; }
  .display,
  .platform .display, .global .display, .scenes .display, .delivery .display {
    font-size: clamp(31px, 4.2vw, 46px);
  }
}

/* v39-last: final cascade after the legacy mobile compatibility rules. */
.section { padding-block: clamp(76px, 5.8vw, 88px); }
.display, .platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch; font-size: clamp(34px, 3vw, 44px); line-height: 1.2;
  letter-spacing: -.02em; font-weight: 560; text-wrap: balance;
}
.display .muted { font-weight: 500; }
.contact-title { max-width: 8ch; font-size: clamp(54px, 4.65vw, 64px); line-height: 1.1; letter-spacing: -.025em; font-weight: 560; text-wrap: balance; }
.about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .global-copy > p,
.signed article p, .scene > p:not(.bp-tag), .steps p, .modes span { line-height: 1.78; }
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(34px, 5vw, 64px); }
.about-grid { margin-top: 36px; } .biz { margin-top: 54px; } .stack { margin-top: 58px; }
.router-block { margin-top: 92px; } .global-grid { align-items: center; }
.global-copy > p { margin-top: 22px; } .scene-grid { margin-top: 56px; }
.clients .display + .client-wall { margin-top: 34px; } .signed-head { margin-top: 44px; }
.steps, .modes { margin-top: 58px; }
.about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p { color: #53657d; }
@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span, .bp-main p:not(.bp-tag), .signed article p,
  .global-copy > p, .scene > p:not(.bp-tag), .steps p, .modes span, .solution-card-copy p { color: #c2cee1 !important; }
  .muted, .dark .muted, .platform .muted, .global .muted, .scenes .muted, .delivery .muted { color: #aebdd2 !important; }
  .bp-steps li, .access li { color: #c2cee1; }
}
@media (max-width: 1080px) {
  .section { padding-block: 70px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { font-size: clamp(33px, 4vw, 42px); }
  .contact-title { font-size: clamp(50px, 6vw, 60px); }
}
@media (max-width: 720px) {
  .section { padding-block: 58px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { max-width: none; font-size: clamp(29px, 8vw, 36px); line-height: 1.2; }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 28px; }
  .about-grid { margin-top: 28px; } .biz, .scene-grid, .steps, .modes { margin-top: 32px; }
  .stack { margin-top: 34px; } .router-block { margin-top: 52px; }
  .global-copy > p { margin-top: 16px; } .signed-head { margin-top: 28px; }
}
@media (max-width: 340px) {
  .section { padding-block: 50px; }
  .display, .platform .display, .global .display, .scenes .display, .delivery .display { font-size: 28px; }
  .contact-title { font-size: 38px; }
}

/* ---------- v39: editorial type scale and balanced section rhythm ---------- */
/* The reference sites use a restrained headline ladder: one clear hero,
   then compact section titles with generous but controlled body copy. */
:root {
  --v39-section-pad: clamp(76px, 5.8vw, 88px);
  --v39-display-size: clamp(34px, 3vw, 44px);
  --v39-dark-body: #c2cee1;
  --v39-dark-support: #aebdd2;
  --v39-light-body: #53657d;
}

.section { padding-block: var(--v39-section-pad); }
.display,
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch;
  font-size: var(--v39-display-size);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 560;
  text-wrap: balance;
}
.display .muted { font-weight: 500; }
.contact-title {
  max-width: 12ch !important;
  font-size: clamp(54px, 4.65vw, 64px);
  line-height: 1.1;
  letter-spacing: -.025em;
  font-weight: 560;
  text-wrap: balance;
}

.about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .global-copy > p, .signed article p,
.scene > p:not(.bp-tag), .steps p, .modes span {
  line-height: 1.78;
}
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(34px, 5vw, 64px); }
.about-grid { margin-top: 36px; }
.biz { margin-top: 54px; }
.stack { margin-top: 58px; }
.router-block { margin-top: 92px; }
.global-grid { align-items: center; }
.global-copy > p { margin-top: 22px; }
.scene-grid { margin-top: 56px; }
.clients .display + .client-wall { margin-top: 34px; }
.signed-head { margin-top: 44px; }
.steps, .modes { margin-top: 58px; }

.about .about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .signed article p { color: var(--v39-light-body); }

@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span,
  .bp-main p:not(.bp-tag), .signed article p,
  .global-copy > p, .scene > p:not(.bp-tag), .steps p, .modes span,
  .solution-card-copy p { color: var(--v39-dark-body) !important; }
  .muted, .dark .muted, .platform .muted, .global .muted,
  .scenes .muted, .delivery .muted { color: var(--v39-dark-support) !important; }
  .bp-steps li, .access li { color: var(--v39-dark-body); }
}

@media (max-width: 1080px) {
  :root { --v39-section-pad: 70px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: clamp(33px, 4vw, 42px); }
  .contact-title { font-size: clamp(50px, 6vw, 60px); }
}

@media (max-width: 720px) {
  :root { --v39-section-pad: 58px; }
  .section { padding-block: var(--v39-section-pad); }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(29px, 8vw, 36px);
    line-height: 1.2;
  }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 28px; }
  .about-grid { margin-top: 28px; }
  .biz, .scene-grid, .steps, .modes { margin-top: 32px; }
  .stack { margin-top: 34px; }
  .router-block { margin-top: 52px; }
  .global-copy > p { margin-top: 16px; }
  .signed-head { margin-top: 28px; }
}

@media (max-width: 340px) {
  :root { --v39-section-pad: 50px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: 28px; }
  .contact-title { font-size: 38px; }
}

@media (max-width: 720px) {
  :root { --v37-section-pad: 58px; }
  .section { padding-block: var(--v37-section-pad); }
  .display,
  .platform .display, .global .display, .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(29px, 8vw, 37px);
    line-height: 1.16;
  }
  .contact-title { font-size: clamp(40px, 10.5vw, 54px); }

  /* The mobile infrastructure SVG and the rotating scene occupied the same
     pixels. Keep the richer scene carousel and give it a contained top lane. */
  .hero-illustration-mobile { display: none !important; }
  .hero-system {
    top: 58px;
    right: 0;
    width: 100%;
    height: 218px;
    opacity: .32;
  }
  .hero-scenes { opacity: .72; }
  .hero-scene-meta { right: 10%; bottom: 5%; }
  .hero-scene-dots { right: 10%; bottom: 1%; }
  .hero-inner { padding-top: 238px; padding-bottom: 166px; }
  .hero-title { font-size: clamp(38px, 10.6vw, 49px); }
  .hero-lede { max-width: 31em; font-size: 13px; line-height: 1.72; }
  .hero { min-height: 790px; height: auto; }

  .contact { padding-block: 56px; }
  .contact-lede { margin: 18px 0 24px; }
  .contact-email { margin: 0 0 24px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big {
    min-height: 46px;
    padding: 11px 15px;
    font-size: 13px;
  }
  .footer { padding-block: 24px 26px; }
  .footer-inner { gap: 13px; }
  .footer p { line-height: 1.55; }
}

@media (max-width: 340px) {
  :root { --v37-section-pad: 50px; }
  .wrap, .hero-inner, .hero-stats { width: calc(100% - 28px); }
  .display,
  .platform .display, .global .display, .scenes .display, .delivery .display {
    font-size: 28px;
  }
  .hero-system { height: 196px; }
  .hero-inner { padding-top: 214px; padding-bottom: 148px; }
  .hero-title { font-size: 36px; }
  .hero-lede { font-size: 12px; }
  .contact-title { font-size: 38px; }
  .contact { padding-block: 48px; }
  .contact-actions { gap: 7px; }
  .contact-actions .btn-solid.big, .contact-actions .btn-ghost.big {
    min-height: 44px;
    font-size: 12px;
  }
}

/* v39-final: last cascade layer for viewport-specific type and spacing. */
.section { padding-block: clamp(76px, 5.8vw, 88px); }
.display,
.platform .display, .global .display, .scenes .display, .delivery .display {
  max-width: 14ch;
  font-size: clamp(34px, 3vw, 44px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 560;
  text-wrap: balance;
}
.display .muted { font-weight: 500; }
.contact-title {
  max-width: 12ch !important;
  font-size: clamp(54px, 4.65vw, 64px);
  line-height: 1.1;
  letter-spacing: -.025em;
  font-weight: 560;
  text-wrap: balance;
}
.about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .global-copy > p, .signed article p,
.scene > p:not(.bp-tag), .steps p, .modes span { line-height: 1.78; }
.about-grid, .biz-panel, .router-block, .global-grid { gap: clamp(34px, 5vw, 64px); }
.about-grid { margin-top: 36px; }
.biz { margin-top: 54px; }
.stack { margin-top: 58px; }
.router-block { margin-top: 92px; }
.global-grid { align-items: center; }
.global-copy > p { margin-top: 22px; }
.scene-grid { margin-top: 56px; }
.clients .display + .client-wall { margin-top: 34px; }
.signed-head { margin-top: 44px; }
.steps, .modes { margin-top: 58px; }
.about .about-lead p, .timeline p, .strength-item span,
.bp-main p:not(.bp-tag), .signed article p { color: #53657d; }

@media (prefers-color-scheme: dark) {
  .about .about-lead p, .timeline p, .strength-item span,
  .bp-main p:not(.bp-tag), .signed article p, .global-copy > p,
  .scene > p:not(.bp-tag), .steps p, .modes span,
  .solution-card-copy p { color: #c2cee1 !important; }
  .muted, .dark .muted, .platform .muted, .global .muted,
  .scenes .muted, .delivery .muted { color: #aebdd2 !important; }
  .bp-steps li, .access li { color: #c2cee1; }
}

@media (max-width: 1080px) {
  .section { padding-block: 70px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: clamp(33px, 4vw, 42px); }
  .contact-title { font-size: clamp(50px, 6vw, 60px); }
}

@media (max-width: 720px) {
  .section { padding-block: 58px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display {
    max-width: none;
    font-size: clamp(29px, 8vw, 36px);
    line-height: 1.2;
  }
  .contact-title { max-width: 12ch !important; font-size: clamp(40px, 10.5vw, 52px); }
  .about-grid, .biz-panel, .router-block, .global-grid { gap: 28px; }
  .about-grid { margin-top: 28px; }
  .biz, .scene-grid, .steps, .modes { margin-top: 32px; }
  .stack { margin-top: 34px; }
  .router-block { margin-top: 52px; }
  .global-copy > p { margin-top: 16px; }
  .signed-head { margin-top: 28px; }
}

@media (max-width: 340px) {
  .section { padding-block: 50px; }
  .display, .platform .display, .global .display,
  .scenes .display, .delivery .display { font-size: 28px; }
  .contact-title { font-size: 38px; }
}