/* ==========================================================================
   AI Lab Solutions — site styles
   ========================================================================== */

:root {
  --navy-950: #060e1f;
  --navy-900: #0a1733;
  --navy-800: #0f2148;
  --navy-700: #16305f;
  --blue-700: #1e40af;
  --blue-600: #1d4ed8;
  --blue-500: #2563eb;
  --blue-400: #3b82f6;
  --blue-300: #60a5fa;
  --blue-100: #dbeafe;
  --blue-50: #eff6ff;
  --ink-900: #0f172a;
  --ink-700: #334155;
  --ink-500: #64748b;
  --ink-300: #cbd5e1;
  --ink-200: #e2e8f0;
  --ink-100: #f1f5f9;
  --ink-50: #f8fafc;
  --white: #ffffff;

  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --shadow-md: 0 10px 30px rgba(15, 23, 42, .10);
  --shadow-lg: 0 24px 60px rgba(2, 8, 23, .28);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container: 1200px;
  --bg: #ffffff;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-700);
  background: var(--white);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  color: var(--ink-900);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--blue-500); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.icon {
  width: 1em; height: 1em;
  fill: none; stroke: currentColor; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
  flex: none;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  border: 2px solid transparent; border-radius: 8px;
  font-weight: 700; font-size: .95rem; line-height: 1.2; white-space: nowrap;
  cursor: pointer; transition: background .18s, color .18s, transform .18s, box-shadow .18s, border-color .18s;
}
.btn .icon { width: 1.1em; height: 1.1em; }
.btn-primary { background: var(--blue-500); color: #fff; }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(37, 99, 235, .35); }
.btn-outline { border-color: var(--blue-500); color: var(--blue-600); background: transparent; }
.btn-outline:hover { background: var(--blue-50); }
.btn-light { background: #fff; color: var(--navy-900); }
.btn-light:hover { background: var(--blue-50); transform: translateY(-1px); }
.btn-ghost { border-color: rgba(255, 255, 255, .45); color: #fff; background: transparent; }
.btn-ghost:hover { background: rgba(255, 255, 255, .1); border-color: #fff; }
.btn-lg { padding: 15px 28px; font-size: 1.02rem; }
.btn-sm { padding: 9px 16px; font-size: .85rem; }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid var(--blue-300); outline-offset: 2px; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--blue-600); font-weight: 700; font-size: .9rem;
  transition: gap .18s;
}
.link-arrow:hover { gap: 10px; }
.link-arrow .icon { width: 1em; height: 1em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-200);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 74px; }

.brand { display: flex; align-items: center; gap: 10px; color: var(--navy-900); }
.brand-mark { width: 40px; height: 34px; color: var(--navy-900); }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-top { font-weight: 800; font-size: 1.1rem; letter-spacing: .02em; color: currentColor; }
.brand-bottom { margin-top: 3px; font-size: .58rem; font-weight: 600; letter-spacing: .3em; color: var(--ink-500); }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a { font-weight: 600; font-size: .93rem; color: var(--ink-700); transition: color .15s; }
.site-nav a:not(.btn):hover, .site-nav a[aria-current="page"] { color: var(--blue-600); }
.site-nav .btn { margin-left: 6px; }

.nav-toggle {
  display: none; align-items: center; justify-content: center;
  width: 44px; height: 44px; border: 0; border-radius: 8px;
  background: transparent; color: var(--navy-900); cursor: pointer;
}
.nav-toggle .icon { width: 26px; height: 26px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section-tight { padding: 56px 0; }
.section-alt { background: var(--ink-50); }
.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { font-size: 1.08rem; color: var(--ink-500); }
.lead { font-size: 1.15rem; color: var(--ink-500); }

/* ---------- Placeholder photos (swap with real images in assets/img) ---------- */
.ph {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--navy-800) 0%, var(--blue-600) 100%);
  color: rgba(255, 255, 255, .85);
}
.ph::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .16) 1px, transparent 1.4px);
  background-size: 16px 16px;
  opacity: .7;
}
.ph::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 40%, rgba(6, 14, 31, .35) 100%);
}
.ph > .icon {
  position: absolute; inset: 0; margin: auto;
  width: 38%; height: 38%; max-width: 120px; max-height: 120px;
  stroke-width: 1.4; opacity: .9; z-index: 1;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, .3));
}
.ph > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2; }
.ph--slate { background: linear-gradient(135deg, #1e293b 0%, #475569 100%); }
.ph--warm { background: linear-gradient(135deg, #7c2d12 0%, #f97316 100%); }
.ph--amber { background: linear-gradient(135deg, #78350f 0%, #f59e0b 100%); }
.ph--teal { background: linear-gradient(135deg, #134e4a 0%, #14b8a6 100%); }
.ph--sky { background: linear-gradient(135deg, #1e3a8a 0%, #60a5fa 100%); }
.ph--law { background: linear-gradient(135deg, #1c1917 0%, #b45309 100%); }
.ph--deep { background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-700) 100%); }
.ph--glow { background: radial-gradient(circle at 30% 30%, #3b82f6 0%, var(--navy-900) 60%); }

/* ---------- Home hero ---------- */
.hero-home {
  position: relative; overflow: hidden;
  padding: 96px 0 120px;
  background: var(--navy-950); color: #fff;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 75% 20%, rgba(37, 99, 235, .45), transparent 60%),
    radial-gradient(600px 400px at 10% 90%, rgba(59, 130, 246, .25), transparent 60%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 90%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 90%);
}
.hero-skyline { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 220px; pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero-home h1 { color: #fff; font-size: clamp(2.5rem, 5.2vw, 4rem); margin-bottom: 20px; }
.hero-home .lead { color: rgba(255, 255, 255, .82); max-width: 540px; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-actions .btn-ghost .play {
  display: inline-grid; place-items: center;
  width: 26px; height: 26px; border-radius: 50%;
  background: #fff; color: var(--navy-900);
}
.hero-actions .btn-ghost .play .icon { width: 12px; height: 12px; margin-left: 1px; }

.module-stack {
  justify-self: end; width: 100%; max-width: 340px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, .14); border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .10), rgba(255, 255, 255, .04));
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, .15);
  backdrop-filter: blur(8px);
}
.module-stack li a {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 14px; border-radius: 12px;
  font-weight: 600; color: #fff;
  transition: background .18s, transform .18s;
}
.module-stack li a:hover { background: rgba(255, 255, 255, .1); transform: translateX(3px); }
.module-stack .icon-badge { background: var(--blue-500); color: #fff; width: 40px; height: 40px; border-radius: 10px; }
.module-stack li + li { border-top: 1px solid rgba(255, 255, 255, .08); }

/* ---------- Inner page hero ---------- */
.page-hero { position: relative; overflow: hidden; background: var(--navy-950); color: #fff; }
.page-hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; min-height: 360px; }
.page-hero h1 { color: #fff; }
.page-hero .lead { color: rgba(255, 255, 255, .8); max-width: 520px; }
.page-hero .copy { padding: 64px 0; position: relative; z-index: 1; }
.page-hero .hero-photo { align-self: stretch; min-height: 320px; border-radius: 0; }
.page-hero .hero-photo::after { background: linear-gradient(90deg, var(--navy-950) 0%, rgba(6, 14, 31, .25) 35%, rgba(6, 14, 31, 0) 100%); }
.page-hero .hero-photo > .icon { max-width: 150px; max-height: 150px; opacity: .55; }
.page-hero.compact .container { min-height: 260px; }
.page-hero.compact .copy { padding: 56px 0; }
.page-hero.solid .container { display: block; }

/* ---------- Icon badges ---------- */
.icon-badge {
  display: grid; place-items: center; flex: none;
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--blue-50); color: var(--blue-600);
}
.icon-badge .icon { width: 26px; height: 26px; }
.icon-badge.round { border-radius: 50%; }

/* ---------- Module grid (home) ---------- */
.module-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.module-card {
  display: block; text-align: center;
  padding: 26px 16px 24px;
  border: 1px solid var(--ink-200); border-radius: var(--radius);
  background: #fff;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.module-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--blue-100); }
.module-card .icon-badge { margin: 0 auto 14px; }
.module-card h3 { font-size: 1.02rem; margin-bottom: 6px; }
.module-card p { font-size: .85rem; color: var(--ink-500); line-height: 1.45; }

/* ---------- Industry cards ---------- */
.industry-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.industry-card {
  display: flex; flex-direction: column; overflow: hidden;
  border: 1px solid var(--ink-200); border-radius: var(--radius); background: #fff;
  transition: transform .2s, box-shadow .2s;
}
.industry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.industry-card .ph { aspect-ratio: 4 / 3; }
.industry-card .body { padding: 16px 16px 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.industry-card h3 { font-size: .98rem; margin: 0; line-height: 1.3; }
.industry-card .link-arrow { margin-top: auto; font-size: .85rem; }

/* ---------- Dark CTA band ---------- */
.band {
  position: relative; overflow: hidden;
  padding: 44px 0; background: var(--navy-950); color: #fff;
}
.band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(700px 300px at 20% 50%, rgba(37, 99, 235, .35), transparent 70%),
    radial-gradient(500px 300px at 90% 50%, rgba(59, 130, 246, .2), transparent 70%);
}
.band .container { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.band h2 { color: #fff; margin: 0; font-size: 1.35rem; letter-spacing: .06em; text-transform: uppercase; line-height: 1.35; }
.band p { margin: 6px 0 0; color: rgba(255, 255, 255, .75); }
.band.band-blue { background: var(--blue-600); }
.band.band-blue::before { background: radial-gradient(600px 300px at 80% 50%, rgba(255, 255, 255, .15), transparent 70%); }
.band.band-blue .btn-primary { background: #fff; color: var(--blue-600); }
.band .network-dots {
  position: absolute; right: 36%; top: 50%; transform: translateY(-50%);
  width: 240px; height: 120px; opacity: .25; pointer-events: none;
}

.band.band-sentence h2 { text-transform: none; letter-spacing: -.01em; font-size: 1.5rem; }
.pt-0 { padding-top: 0 !important; }

/* ---------- Steps (how OMNI works) ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { position: relative; padding: 28px; border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff; }
.step .num { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--blue-500); color: #fff; font-weight: 800; margin-bottom: 14px; }
.step h3 { font-size: 1.05rem; }
.step p { font-size: .92rem; color: var(--ink-500); }

/* ---------- Products page ---------- */
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product-card {
  display: grid; grid-template-columns: 200px 1fr; overflow: hidden;
  border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff;
  transition: box-shadow .2s, transform .2s;
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.product-card .ph { min-height: 190px; }
.product-card .body { padding: 26px 26px 24px; display: flex; flex-direction: column; gap: 10px; }
.product-card h3 { margin: 0; font-size: 1.25rem; }
.product-card p { color: var(--ink-500); font-size: .96rem; }
.product-card .link-arrow { margin-top: auto; }

/* ---------- Solutions page ---------- */
.solution-list { display: grid; gap: 0; }
.solution-row {
  display: grid; grid-template-columns: 240px 1fr auto; gap: 28px; align-items: center;
  padding: 24px 0; border-bottom: 1px solid var(--ink-200);
}
.solution-row:first-child { padding-top: 0; }
.solution-row .ph { aspect-ratio: 16 / 10; border-radius: var(--radius); }
.solution-row h3 { font-size: 1.25rem; margin-bottom: 6px; }
.solution-row p { color: var(--ink-500); }
.solution-row .meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pill {
  display: inline-block; padding: 4px 10px;
  border-radius: 999px; background: var(--blue-50); color: var(--blue-700);
  font-size: .75rem; font-weight: 700; letter-spacing: .02em;
}

/* ---------- OMNI page ---------- */
.omni-hero { background: var(--white); }
.omni-grid { display: grid; grid-template-columns: 1fr 1.35fr; gap: 48px; align-items: center; }
.omni-hero h1 { font-size: clamp(2.6rem, 5vw, 4rem); margin-bottom: 4px; }
.omni-hero .tagline { font-size: clamp(1.3rem, 2.4vw, 1.8rem); font-weight: 800; color: var(--ink-900); margin-bottom: 18px; letter-spacing: -.02em; }
.omni-hero .lead { margin-bottom: 26px; }
.omni-hero .hero-actions { gap: 12px; }

.omni-diagram { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; }
.omni-diagram .omni-title { text-align: center; font-weight: 800; letter-spacing: .12em; color: var(--blue-600); margin-bottom: 8px; font-size: 1rem; }
.omni-list { display: grid; gap: 12px; }
.omni-list li { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: .92rem; color: var(--ink-700); white-space: nowrap; }
.omni-list .icon-badge { width: 36px; height: 36px; border-radius: 9px; }
.omni-list .icon-badge .icon { width: 18px; height: 18px; }
.omni-list.right li { flex-direction: row-reverse; text-align: right; }

.omni-stack { display: flex; flex-direction: column; align-items: center; padding: 10px 0 26px; }
.omni-stack .layer {
  position: relative; display: grid; place-items: center;
  height: 66px; margin-top: -26px;
  border: 1px solid rgba(191, 219, 254, .6); border-radius: 50%;
  color: #fff; font-weight: 700; font-size: .92rem; text-align: center; line-height: 1.15;
  background: linear-gradient(180deg, #3b82f6 0%, #1d4ed8 55%, #10306e 100%);
  box-shadow: 0 14px 30px rgba(2, 8, 23, .35), inset 0 -10px 18px rgba(0, 0, 0, .25), inset 0 2px 0 rgba(255, 255, 255, .35);
}
.omni-stack .layer-top {
  z-index: 8; width: 128px; height: 128px; margin: 0 0 -8px;
  background: radial-gradient(circle at 50% 32%, #93c5fd 0%, #2563eb 55%, #1e3a8a 100%);
  box-shadow: 0 0 60px rgba(59, 130, 246, .65), 0 14px 30px rgba(2, 8, 23, .4);
  font-size: 1rem;
}
.omni-stack .layer:nth-child(2) { z-index: 7; width: 200px; }
.omni-stack .layer:nth-child(3) { z-index: 6; width: 228px; }
.omni-stack .layer:nth-child(4) { z-index: 5; width: 256px; }
.omni-stack .layer:nth-child(5) { z-index: 4; width: 284px; }
.omni-stack .layer:nth-child(6) { z-index: 3; width: 312px; }
.omni-stack .layer:nth-child(7) { z-index: 2; width: 340px; font-size: .88rem; }

.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature-card {
  text-align: center; padding: 30px 22px;
  border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff;
}
.feature-card .icon-badge { margin: 0 auto 16px; width: 60px; height: 60px; border-radius: 14px; }
.feature-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.feature-card p { font-size: .9rem; color: var(--ink-500); }

.security-band { position: relative; overflow: hidden; background: var(--navy-950); color: #fff; }
.security-band .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; min-height: 380px; }
.security-band .copy { padding: 64px 0; position: relative; z-index: 1; }
.security-band h2 { color: #fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.security-band .server-art { position: absolute; left: 0; top: 0; bottom: 0; width: 55%; pointer-events: none; }
.security-band .server-art::after { background: linear-gradient(90deg, rgba(6, 14, 31, 0) 0%, rgba(6, 14, 31, .6) 70%, var(--navy-950) 100%); }
.checklist { display: grid; gap: 14px; position: relative; z-index: 1; }
.checklist li { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 1rem; }
.checklist .icon { width: 22px; height: 22px; color: var(--blue-300); }
.checklist.dark-text li { color: var(--ink-700); }

/* ---------- Case Studies ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.tab {
  padding: 9px 20px; border: 1px solid var(--ink-200); border-radius: 999px;
  background: #fff; color: var(--ink-700); font-weight: 600; font-size: .9rem; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.tab:hover { border-color: var(--blue-300); color: var(--blue-600); }
.tab.is-active { background: var(--blue-500); border-color: var(--blue-500); color: #fff; }

.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.case-card {
  display: flex; flex-direction: column; overflow: hidden;
  border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff;
  transition: transform .2s, box-shadow .2s;
}
.case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.case-card.is-hidden { display: none; }
.case-card .ph { aspect-ratio: 16 / 10; }
.case-card .body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.case-card h3 { font-size: 1.08rem; margin: 0; line-height: 1.3; }
.case-card p { font-size: .9rem; color: var(--ink-500); }
.case-tag { font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--blue-600); }
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-top: 12px; border-top: 1px solid var(--ink-200); margin-top: auto; }
.stat strong { display: block; font-size: 1.6rem; font-weight: 800; color: var(--blue-600); line-height: 1.1; letter-spacing: -.02em; }
.stat span { font-size: .78rem; color: var(--ink-500); line-height: 1.3; display: block; }
.case-empty { display: none; padding: 48px 24px; text-align: center; color: var(--ink-500); border: 1px dashed var(--ink-300); border-radius: var(--radius-lg); }
.case-empty.is-visible { display: block; }

/* ---------- About ---------- */
.founders { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.founder {
  overflow: hidden; border-radius: var(--radius-lg); background: #fff; color: var(--ink-700);
  border: 1px solid var(--ink-200); box-shadow: var(--shadow-md);
}
.founder .ph { aspect-ratio: 1 / 1; }
.founder .ph::before { background-image: none; }
.founder .ph .initials {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 3rem; font-weight: 800; letter-spacing: .04em; color: rgba(255, 255, 255, .9); z-index: 1;
}
.founder .body { padding: 16px 18px 18px; }
.founder h3 { margin: 0 0 2px; font-size: 1.05rem; }
.founder p { margin: 0; font-size: .82rem; color: var(--ink-500); }

.pillar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pillar { text-align: center; padding: 28px 20px; border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff; }
.pillar .icon-badge { margin: 0 auto 16px; width: 60px; height: 60px; border-radius: 14px; }
.pillar h3 { font-size: 1.02rem; margin-bottom: 6px; }
.pillar p { font-size: .88rem; color: var(--ink-500); }

.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.story-grid h2 { margin-bottom: 16px; }

.band-mountain {
  position: relative; overflow: hidden; padding: 72px 0;
  background: linear-gradient(180deg, #0a1733 0%, #16305f 60%, #1d4ed8 100%); color: #fff;
}
.band-mountain .mountains { position: absolute; inset: auto 0 0 0; width: 100%; height: 60%; pointer-events: none; }
.band-mountain .container { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.band-mountain h2 { color: #fff; font-size: clamp(1.6rem, 3.4vw, 2.6rem); letter-spacing: .04em; text-transform: uppercase; margin: 0; line-height: 1.25; }
.band-mountain .brand { color: #fff; --bg: #16305f; }
.band-mountain .brand-mark { width: 54px; height: 46px; color: #fff; }
.band-mountain .brand-top { font-size: 1.5rem; }
.band-mountain .brand-bottom { color: rgba(255, 255, 255, .7); font-size: .72rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.contact-methods { display: grid; gap: 22px; margin-top: 32px; }
.contact-method { display: flex; align-items: flex-start; gap: 16px; }
.contact-method .icon-badge { border-radius: 50%; }
.contact-method h3 { margin: 4px 0 2px; font-size: 1.05rem; }
.contact-method p { color: var(--ink-500); font-size: .95rem; }
.contact-method a:hover { color: var(--blue-600); }

.form-card { padding: 28px; border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: #fff; box-shadow: var(--shadow-md); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: .85rem; font-weight: 600; color: var(--ink-700); }
.field label .req { color: var(--blue-600); }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 12px;
  border: 1px solid var(--ink-300); border-radius: 8px;
  font: inherit; font-size: .95rem; color: var(--ink-900); background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(37, 99, 235, .15); }
.field textarea { min-height: 120px; resize: vertical; }
.field .error { display: none; font-size: .78rem; color: #dc2626; }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #dc2626; }
.field.is-invalid .error { display: block; }
.form-card .btn { width: 100%; margin-top: 18px; }
.form-note { margin-top: 12px; font-size: .78rem; color: var(--ink-500); text-align: center; }
.form-success { display: none; text-align: center; padding: 36px 12px; }
.form-success .icon-badge { margin: 0 auto 16px; width: 64px; height: 64px; }
.form-card.is-sent form { display: none; }
.form-card.is-sent .form-success { display: block; }

.network { padding: 36px; border: 1px solid var(--ink-200); border-radius: var(--radius-lg); background: var(--ink-50); display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.network .map { width: 100%; height: auto; }
.network h2 { font-size: 1.6rem; }
.network p { color: var(--ink-500); }

/* ---------- Video modal ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 24px; background: rgba(6, 14, 31, .8); }
.modal.is-open { display: flex; }
.modal-box { position: relative; width: 100%; max-width: 900px; border-radius: var(--radius-lg); overflow: hidden; background: #000; box-shadow: var(--shadow-lg); }
.modal-close { position: absolute; top: 10px; right: 10px; z-index: 2; width: 40px; height: 40px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .15); color: #fff; cursor: pointer; display: grid; place-items: center; }
.modal-close:hover { background: rgba(255, 255, 255, .3); }
.modal-close .icon { width: 20px; height: 20px; }
.video-frame { position: relative; aspect-ratio: 16 / 9; background: var(--navy-950); }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-placeholder { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; color: rgba(255, 255, 255, .8); padding: 24px; }
.video-placeholder .play { width: 72px; height: 72px; border-radius: 50%; background: var(--blue-500); display: grid; place-items: center; margin: 0 auto 16px; color: #fff; }
.video-placeholder .play .icon { width: 28px; height: 28px; margin-left: 4px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, .75); --bg: var(--navy-950); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 64px 0 48px; }
.site-footer .brand { color: #fff; margin-bottom: 16px; }
.site-footer .brand-mark { color: #fff; }
.site-footer .brand-bottom { color: rgba(255, 255, 255, .6); }
.site-footer h4 { color: #fff; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.site-footer li + li { margin-top: 10px; }
.site-footer a { color: rgba(255, 255, 255, .75); font-size: .93rem; transition: color .15s; }
.site-footer a:hover { color: #fff; }
.site-footer p { font-size: .93rem; }
.footer-contact li { display: flex; align-items: center; gap: 10px; }
.footer-contact .icon { width: 18px; height: 18px; color: var(--blue-300); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .1); padding: 22px 0; font-size: .85rem; }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- Light page intros / about hero ---------- */
.page-intro { padding: 64px 0 40px; }
.page-intro .lead { max-width: 640px; }
.about-hero { padding: 72px 0; }
.about-hero .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.about-hero .lead { margin-bottom: 26px; }

/* ---------- Expandable card details ---------- */
.detail { display: none; padding-top: 12px; border-top: 1px solid var(--ink-200); font-size: .88rem; color: var(--ink-500); }
.detail ul { display: grid; gap: 6px; }
.detail li { display: flex; gap: 8px; align-items: flex-start; }
.detail li .icon { width: 16px; height: 16px; color: var(--blue-500); margin-top: 4px; }
.detail dl { margin: 0; }
.detail dt { font-weight: 700; color: var(--ink-900); margin-top: 10px; }
.detail dt:first-child { margin-top: 0; }
.detail dd { margin: 2px 0 0; }
[data-expandable].is-open .detail { display: block; }
.detail-toggle { background: none; border: 0; padding: 0; cursor: pointer; font: inherit; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .module-grid { grid-template-columns: repeat(3, 1fr); }
  .industry-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid, .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .omni-grid { grid-template-columns: 1fr; }
  .omni-diagram { grid-template-columns: 1fr; justify-items: center; }
  .omni-list, .omni-list.right { grid-template-columns: repeat(4, auto); gap: 10px 22px; }
  .omni-list.right li { flex-direction: row; text-align: left; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: absolute; left: 0; right: 0; top: 74px;
    display: none; flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px 24px 20px;
    background: #fff; border-bottom: 1px solid var(--ink-200); box-shadow: var(--shadow-md);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--ink-100); }
  .site-nav .btn { margin: 14px 0 0; }

  .hero-home { padding: 72px 0 110px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .module-stack { justify-self: stretch; max-width: none; }
  .page-hero .container { grid-template-columns: 1fr; gap: 0; }
  .page-hero .hero-photo { min-height: 200px; order: -1; }
  .page-hero .hero-photo::after { background: linear-gradient(180deg, rgba(6, 14, 31, 0) 40%, var(--navy-950) 100%); }
  .page-hero .copy { padding: 24px 0 56px; }
  .product-grid { grid-template-columns: 1fr; }
  .solution-row { grid-template-columns: 1fr; gap: 16px; }
  .solution-row .ph { aspect-ratio: 16 / 7; }
  .security-band .container { grid-template-columns: 1fr; }
  .security-band .server-art { width: 100%; height: 45%; bottom: auto; }
  .security-band .server-art::after { background: linear-gradient(180deg, rgba(6, 14, 31, 0) 20%, var(--navy-950) 100%); }
  .security-band .copy { padding: 220px 0 56px; }
  .story-grid, .contact-grid, .network, .steps { grid-template-columns: 1fr; }
  .about-hero .container { grid-template-columns: 1fr; gap: 36px; }
  .founders { max-width: 520px; }
}

@media (max-width: 600px) {
  .section { padding: 56px 0; }
  .module-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .industry-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .case-grid { grid-template-columns: 1fr; }
  .feature-grid, .pillar-grid, .founders { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .product-card { grid-template-columns: 1fr; }
  .product-card .ph { min-height: 150px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 20px; }
  .band h2 { font-size: 1.1rem; }
  .omni-list, .omni-list.right { grid-template-columns: repeat(2, auto); }
  .omni-stack .layer:nth-child(7) { width: 300px; }
  .hero-actions .btn { width: 100%; }
  .network { padding: 24px; }
}