/* ============================================================
   BinaryCookie — design system
   Space Grotesk (display) + Manrope (body/UI)
   Light theme default, dark theme via [data-theme="dark"]
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

:root {
  /* ---- type ---- */
  --font-display: "Space Grotesk", "Manrope", sans-serif;
  --font-body: "Manrope", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* ---- radius / motion ---- */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --ease: cubic-bezier(.16,.84,.44,1);
  --dur-fast: 160ms;
  --dur: 320ms;
  --dur-slow: 620ms;

  /* ---- light theme (default) ---- */
  --bg: #F6F7FB;
  --bg-raise: #FFFFFF;
  --surface: #FFFFFF;
  --surface-2: #EEF1F8;
  --ink: #0B1220;
  --ink-soft: #1B2333;
  --muted: #565F7A;
  --subtle: #8991AB;
  --line: #E3E7F1;
  --line-strong: #CBD1E3;
  --accent: #4A4CF0;
  --accent-2: #12B79E;
  --accent-soft: #EDEDFE;
  --accent-fg: #FFFFFF;
  --danger: #E24C4C;
  --shadow-color: 224deg 35% 42%;
  --shadow-sm: 0 1px 2px hsl(var(--shadow-color) / 0.06), 0 1px 1px hsl(var(--shadow-color) / 0.04);
  --shadow-md: 0 8px 24px -8px hsl(var(--shadow-color) / 0.16);
  --shadow-lg: 0 24px 64px -16px hsl(var(--shadow-color) / 0.22);
  --grid-line: rgba(11, 18, 32, 0.05);
  --noise-opacity: 0.025;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #090C13;
  --bg-raise: #0F1420;
  --surface: #10151F;
  --surface-2: #161C2A;
  --ink: #EEF1FA;
  --ink-soft: #D9DEEC;
  --muted: #9BA3C0;
  --subtle: #6A7392;
  --line: #232B3E;
  --line-strong: #303A54;
  --accent: #7C81FF;
  --accent-2: #2FE3C4;
  --accent-soft: rgba(124,129,255,0.14);
  --accent-fg: #0A0C16;
  --danger: #FF6B6B;
  --shadow-color: 230deg 60% 4%;
  --shadow-sm: 0 1px 2px hsl(var(--shadow-color) / 0.4);
  --shadow-md: 0 8px 24px -8px hsl(var(--shadow-color) / 0.6);
  --shadow-lg: 0 24px 64px -16px hsl(var(--shadow-color) / 0.7);
  --grid-line: rgba(255, 255, 255, 0.045);
  --noise-opacity: 0.05;
  color-scheme: dark;
}

html, body { padding: 0; margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
  overflow-x: hidden;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center top;
}

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--ink); margin: 0; font-weight: 600; letter-spacing: -0.01em; line-height: 1.08; }
h1 { font-size: clamp(2.4rem, 5vw + 1rem, 4.4rem); font-weight: 650; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.7rem, 2.6vw + 1rem, 2.6rem); letter-spacing: -0.015em; }
h3 { font-size: 1.15rem; font-weight: 650; }
p { margin: 0; color: var(--muted); }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

::selection { background: var(--accent); color: var(--accent-fg); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute; left: -999px; top: 0; z-index: 999;
  background: var(--accent); color: var(--accent-fg);
  padding: 12px 18px; border-radius: 0 0 var(--r-sm) 0; font-weight: 600;
}
.skip:focus { left: 0; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 32px; }

.noise { display: none; } /* replaced by subtle grid background above */

/* ============================================================
   Reveal-on-scroll (single orchestrated pattern, not per-card spam)
   ============================================================ */
/* uses the individual `translate` property so it composes with 3D tilt transforms */
[data-reveal] {
  opacity: 0;
  translate: 0 18px;
  transition: opacity var(--dur-slow) var(--ease), translate var(--dur-slow) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
[data-reveal].is-visible { opacity: 1; translate: 0 0; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; translate: none; transition: none; }
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.nav-inner {
  display: flex; align-items: center; gap: 28px;
  height: 72px;
}
.brand {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--font-display); font-weight: 650; font-size: 1.05rem;
  letter-spacing: -0.01em; color: var(--ink); margin-right: auto;
  flex-shrink: 0;
}
.brand-mark {
  display: grid; place-items: center;
  width: 30px; height: 30px; border-radius: 8px;
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  transition: transform var(--dur) var(--ease);
}
.brand:hover .brand-mark { transform: rotate(-8deg); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative;
  padding: 8px 14px; border-radius: 999px;
  font-size: 14.5px; font-weight: 550; color: var(--muted);
  transition: color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); background: var(--surface-2); }
.nav-links a[aria-current="page"] { color: var(--ink); background: var(--surface-2); }

.nav-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  color: var(--ink); flex-shrink: 0;
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}
.theme-toggle:hover { border-color: var(--line-strong); transform: translateY(-1px); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px; border-radius: 999px;
  background: var(--ink); color: var(--bg);
  font-size: 14px; font-weight: 600;
  transition: background-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent); color: var(--accent-fg); transform: translateY(-1px); }

.menu-btn {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  flex-shrink: 0;
}
.menu-btn span { display: block; width: 16px; height: 1.5px; background: var(--ink); margin: 0 auto; transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease); }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-panel {
  border-bottom: 1px solid var(--line);
  background: var(--bg-raise);
  overflow: hidden;
  animation: panel-open var(--dur) var(--ease);
}
@keyframes panel-open { from { max-height: 0; opacity: 0; } to { max-height: 480px; opacity: 1; } }
.mobile-panel .wrap { display: flex; flex-direction: column; padding-top: 16px; padding-bottom: 24px; gap: 4px; }
.mobile-panel a:not(.btn) { padding: 12px 4px; font-size: 15px; font-weight: 550; color: var(--muted); border-bottom: 1px solid var(--line); }
.mobile-panel a[aria-current="page"] { color: var(--ink); }
.mobile-panel .btn { margin-top: 16px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: var(--r-sm);
  font-size: 14.5px; font-weight: 600; letter-spacing: -0.005em;
  border: 1px solid transparent; white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent); color: var(--accent-fg); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--ink); transform: translateY(-2px); }
.btn-full { width: 100%; justify-content: center; }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding: 76px 0 96px; overflow: hidden; }
.hero-glow {
  position: absolute; inset: -20% -10% auto -10%; height: 640px;
  background: radial-gradient(60% 60% at 30% 20%, var(--accent-soft), transparent 70%);
  pointer-events: none; z-index: 0;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero-copy { max-width: 34rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 600; color: var(--muted);
  padding: 7px 14px 7px 10px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface);
  margin-bottom: 22px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 3px var(--accent-soft); }

.hero h1 { margin-bottom: 22px; }
.hero h1 .accent { color: var(--accent); }
.hero-sub { font-size: 17.5px; line-height: 1.6; max-width: 30rem; color: var(--muted); }
.hero-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.hero-note { display: flex; align-items: center; gap: 10px; margin-top: 28px; font-size: 13.5px; color: var(--subtle); }
.hero-note-line { width: 24px; height: 1px; background: var(--line-strong); }

/* -- hero visual: layered interface stack (replaces old orbit system) -- */
.visual { position: relative; height: 460px; z-index: 1; }
.stack-frame {
  position: absolute; inset: 0;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  padding: 22px;
  display: grid; grid-template-rows: auto 1fr auto; gap: 14px;
}
.stack-frame-head { display: flex; align-items: center; justify-content: space-between; }
.stack-dots { display: flex; gap: 6px; }
.stack-dots span { width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.stack-frame-label { font-family: var(--font-mono); font-size: 11.5px; color: var(--subtle); letter-spacing: 0.02em; }
.stack-nodes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.stack-node {
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface-2);
  padding: 16px; display: flex; flex-direction: column; justify-content: space-between;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.stack-node:hover { transform: translateY(-3px); border-color: var(--accent); }
.stack-node .n-code { font-family: var(--font-display); font-weight: 700; font-size: 15px; color: var(--ink); }
.stack-node .n-label { font-size: 12.5px; color: var(--subtle); margin-top: 10px; }
.stack-node.accent { background: var(--ink); border-color: var(--ink); }
.stack-node.accent .n-code, .stack-node.accent .n-label { color: var(--bg); }
.stack-frame-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; border-top: 1px solid var(--line); }
.stack-metric { display: flex; flex-direction: column; gap: 4px; }
.stack-metric .m-label { font-size: 11.5px; color: var(--subtle); }
.stack-metric .m-value { font-family: var(--font-display); font-size: 20px; font-weight: 650; }
.stack-bars { display: flex; align-items: flex-end; gap: 3px; height: 26px; }
.stack-bars i { width: 4px; border-radius: 2px; background: var(--accent); display: block; }

.float-card {
  position: absolute; z-index: 2;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md); box-shadow: var(--shadow-md);
  padding: 14px 18px;
}
.float-card.one { top: -26px; right: 6%; }
.float-card.two { bottom: -22px; left: -6%; }
.fc-label { font-size: 11.5px; color: var(--subtle); }
.fc-value { font-family: var(--font-display); font-weight: 650; font-size: 19px; margin-top: 3px; }
.mini-bars { display: flex; align-items: flex-end; gap: 3px; height: 20px; margin-top: 8px; }
.mini-bars i { width: 4px; border-radius: 2px; background: var(--accent-2); display: block; }
.mini-bars i:nth-child(1){height:40%;} .mini-bars i:nth-child(2){height:65%;} .mini-bars i:nth-child(3){height:50%;}
.mini-bars i:nth-child(4){height:90%;} .mini-bars i:nth-child(5){height:70%;} .mini-bars i:nth-child(6){height:100%;background:var(--accent);}

/* legacy selectors kept mapped to new visual (in case referenced) */
.orbit, .core-glow, .core, .node { display: none; }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--surface); overflow: hidden; padding: 18px 0;
}
.marquee-track { display: flex; width: max-content; animation: marquee 32s linear infinite; }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-item { display: flex; align-items: center; gap: 14px; font-family: var(--font-display); font-size: 15px; font-weight: 600; color: var(--subtle); padding-right: 14px; white-space: nowrap; }
.diamond { width: 5px; height: 5px; background: var(--line-strong); transform: rotate(45deg); display: inline-block; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 96px 0; }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: 56px; }
.section-head h2 span { color: var(--accent); }
.section-head p { font-size: 16px; max-width: 30rem; }
.section-index {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.03em;
  color: var(--accent); margin-bottom: 14px; font-weight: 500;
}

/* philosophy cards */
.phil-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.phil-card { background: var(--surface); padding: 36px 32px; transition: background-color var(--dur) var(--ease); }
.phil-card:hover { background: var(--surface-2); }
.phil-card .num { font-family: var(--font-mono); color: var(--subtle); font-size: 13px; margin-bottom: 20px; }
.phil-card h3 { margin-bottom: 10px; }
.phil-card p { font-size: 14.5px; }

/* services list */
.services-wrap { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.service {
  display: grid; grid-template-columns: 56px 1fr 32px; align-items: center; gap: 24px;
  padding: 28px 8px; border-bottom: 1px solid var(--line);
  transition: padding-left var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.service:hover { background: var(--surface); padding-left: 20px; }
.service .num { font-family: var(--font-mono); color: var(--subtle); font-size: 13px; }
.service h3 { margin-bottom: 6px; }
.service p { font-size: 14.5px; max-width: 34rem; }
.service .arrow { font-size: 18px; color: var(--subtle); transition: transform var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease); justify-self: end; }
.service:hover .arrow { transform: translate(3px, -3px); color: var(--accent); }

/* products */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.product-card {
  display: flex; flex-direction: column; gap: 18px;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface); padding: 28px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--line-strong); }
.product-top { display: flex; align-items: center; justify-content: space-between; }
.tag { font-size: 12.5px; font-weight: 600; color: var(--muted); background: var(--surface-2); padding: 5px 10px; border-radius: 999px; }
.status { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--accent-2); }
.status i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); }
.product-graphic { border-radius: var(--r-md); background: var(--surface-2); border: 1px solid var(--line); padding: 20px; min-height: 200px; display: grid; place-items: center; }
.product-card h3 { font-size: 1.4rem; }
.product-card p { font-size: 14.5px; }
.product-link { font-size: 14px; font-weight: 600; color: var(--ink); display: inline-flex; align-items: center; gap: 6px; margin-top: auto; transition: gap var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease); }
.product-card:hover .product-link { color: var(--accent); gap: 10px; }

.phone { width: 168px; height: 300px; border-radius: 26px; border: 6px solid var(--ink); background: var(--surface); padding: 14px; }
.phone-screen { height: 100%; display: flex; flex-direction: column; gap: 10px; }
.mini-logo { width: 32px; height: 32px; border-radius: 8px; background: var(--ink); color: var(--bg); display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: 12px; }
.screen-title { font-family: var(--font-display); font-weight: 650; font-size: 17px; line-height: 1.25; margin-top: 6px; }
.pill { height: 34px; border-radius: 10px; background: var(--surface-2); margin-top: auto; }
.pill.two { height: 34px; margin-top: 8px; background: var(--accent-soft); }

.dash { width: 100%; max-width: 220px; display: flex; flex-direction: column; gap: 12px; }
.dash-row { display: flex; gap: 8px; }
.dash-box { flex: 1; height: 44px; border-radius: 8px; background: var(--surface); border: 1px solid var(--line); }
.dash-chart { height: 90px; border-radius: 8px; background: var(--surface); border: 1px solid var(--line); background-image: linear-gradient(135deg, var(--accent-soft) 25%, transparent 25%); }

/* process */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.process-step { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px 24px; background: var(--surface); transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.process-step:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.process-step .num { font-family: var(--font-mono); font-size: 13px; color: var(--subtle); margin-bottom: 18px; }
.process-step.active { border-color: var(--accent); background: var(--accent-soft); }
.process-step.active .num { color: var(--accent); }
.process-step h3 { margin-bottom: 8px; }
.process-step p { font-size: 14px; }

/* statement */
.statement-box { text-align: center; padding: 72px 40px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); }
.kicker { font-family: var(--font-mono); font-size: 13px; color: var(--accent); margin-bottom: 18px; }
.muted-title { color: var(--subtle); }
.statement-box h2 { font-size: clamp(1.8rem, 3.6vw, 3rem); }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-email { display: inline-block; margin-top: 26px; font-family: var(--font-display); font-size: 22px; font-weight: 650; color: var(--accent); }
.contact-email:hover { text-decoration: underline; }
.contact-form { display: flex; flex-direction: column; gap: 16px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); padding: 32px; box-shadow: var(--shadow-sm); }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 13px; font-weight: 600; color: var(--muted); }
.field input, .field textarea {
  border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--bg-raise);
  padding: 13px 14px; font-size: 15px; color: var(--ink);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.field input:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); outline: none; }
.field input::placeholder, .field textarea::placeholder { color: var(--subtle); }
.field textarea { min-height: 120px; resize: vertical; }

/* page hero (interior pages) */
.page-hero { padding: 64px 0 72px; border-bottom: 1px solid var(--line); }
.page-hero h1 { margin-top: 16px; max-width: 40rem; }
.page-hero p { margin-top: 22px; font-size: 17px; max-width: 34rem; }

/* work cards */
.work-card { display: grid; grid-template-columns: 72px 1fr; gap: 24px; padding: 44px 0; border-bottom: 1px solid var(--line); }
.work-card .num { font-family: var(--font-mono); font-size: 13px; color: var(--subtle); }
.work-card h2 { font-size: 1.7rem; }
.outcomes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.outcomes li { font-size: 14px; color: var(--ink-soft); padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--surface); }

.cta-row {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 56px 32px; margin: 0 auto 96px; max-width: 1240px;
  border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface-2); flex-wrap: wrap;
}

/* feature grid (yatrasplit) */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 40px; }
.feature { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); padding: 28px; }
.feature .num { font-family: var(--font-mono); font-size: 13px; color: var(--subtle); margin-bottom: 16px; }
.feature h3 { margin-bottom: 8px; }
.feature p { font-size: 14.5px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 40px; }
.steps .num { font-family: var(--font-mono); font-size: 13px; color: var(--accent); }
.steps h3 { margin-top: 14px; }

.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-family: var(--font-display); font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 20px; color: var(--subtle); transition: transform var(--dur-fast) var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 14px; font-size: 14.5px; max-width: 40rem; }

.ys-hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; padding: 72px 0 96px; }
.trip-phone { border: 1px solid var(--line); border-radius: 28px; background: var(--surface); box-shadow: var(--shadow-lg); padding: 8px; }
.trip-screen { border-radius: 20px; background: var(--surface-2); padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.trip-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r-sm); background: var(--surface); font-size: 14px; }
.trip-row strong { font-weight: 650; }

/* legal */
.legal { padding: 72px 0 96px; max-width: 720px; }
.legal h1 { margin-top: 14px; }
.legal h2 { margin-top: 40px; margin-bottom: 12px; font-size: 1.25rem; }
.legal p { margin-top: 12px; font-size: 15px; }
.legal p + h2 { margin-top: 44px; }

/* footer */
footer { border-top: 1px solid var(--line); padding: 72px 0 32px; margin-top: 40px; }
.footer-top { display: grid; grid-template-columns: 1.2fr 2fr; gap: 48px; padding-bottom: 48px; }
.footer-note { margin-top: 14px; font-size: 14px; color: var(--subtle); }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.foot-label { font-size: 12.5px; font-weight: 650; color: var(--subtle); margin-bottom: 14px; text-transform: none; }
.footer-cols a { display: block; padding: 7px 0; font-size: 14.5px; color: var(--muted); transition: color var(--dur-fast) var(--ease); }
.footer-cols a:hover { color: var(--ink); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 28px; border-top: 1px solid var(--line); font-size: 13px; color: var(--subtle); }

/* ============================================================
   3D LAYER — WebGL scenes, tilt, depth, CSS 3D objects
   ============================================================ */
:root { --grad: linear-gradient(120deg, var(--accent) 0%, #8B5CF6 45%, var(--accent-2) 100%); }

/* scroll progress */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 200;
  background: var(--grad); transform-origin: 0 50%; transform: scaleX(0);
  pointer-events: none;
}
.is-scrolled .nav { box-shadow: 0 10px 30px -18px hsl(var(--shadow-color) / 0.5); }

/* gradient text */
.grad-text {
  background: var(--grad); background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: grad-shift 8s ease-in-out infinite alternate;
}
.hero h1 .accent { background: var(--grad); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: grad-shift 8s ease-in-out infinite alternate; }
@keyframes grad-shift { from { background-position: 0% 50%; } to { background-position: 100% 50%; } }

/* magnetic buttons */
.btn-primary, .nav-cta { translate: var(--bx, 0px) var(--by, 0px); transition: translate 220ms var(--ease), transform var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease); }
.btn-primary { position: relative; overflow: hidden; isolation: isolate; }
.btn-primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--grad); opacity: 0; transition: opacity var(--dur) var(--ease);
}
.btn-primary:hover { background: var(--ink); color: #fff; box-shadow: 0 14px 34px -12px color-mix(in srgb, var(--accent) 70%, transparent); }
.btn-primary:hover::after { opacity: 1; }
[data-theme="dark"] .btn-primary:hover { color: #0A0C16; }

/* ---------- WebGL hosts ---------- */
.scene-canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; opacity: 0; transition: opacity 900ms var(--ease); }
.scene-ready .scene-canvas { opacity: 1; }
.scene-host { position: absolute; inset: -8% -12%; z-index: 0; }
.scene-ready .css-fallback { opacity: 0; visibility: hidden; }

/* hero visual (home) */
.visual-3d { perspective: 1200px; }
.visual-3d .hero-halo {
  position: absolute; inset: 12% 10%; border-radius: 50%; z-index: -1;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 30%, transparent), transparent 70%);
  filter: blur(30px); animation: halo 6s ease-in-out infinite alternate;
}
@keyframes halo { from { transform: scale(0.9); opacity: .7; } to { transform: scale(1.08); opacity: 1; } }
.visual-3d .float-card {
  transform: translate3d(var(--px, 0), var(--py, 0), 0);
  transition: transform 400ms var(--ease);
  backdrop-filter: blur(12px) saturate(150%); -webkit-backdrop-filter: blur(12px) saturate(150%);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  animation: bob 6s ease-in-out infinite;
}
.visual-3d .float-card.two { animation-delay: -2s; }
.visual-3d .float-card.three { animation-delay: -4s; }
@keyframes bob { 0%,100% { translate: 0 0; } 50% { translate: 0 -10px; } }
.float-card.one { top: 4%; right: 2%; }
.float-card.two { bottom: 6%; left: 0; }
.float-card.three { bottom: 22%; right: -2%; display: flex; align-items: center; gap: 10px; }
.float-card.three:hover { border-color: var(--accent); }
.fc-live { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 var(--accent-2); animation: ping 2s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-2) 60%, transparent); } 100% { box-shadow: 0 0 0 10px transparent; } }

/* perspective floor grid under heroes */
.hero-floor {
  position: absolute; left: -20%; right: -20%; bottom: -8%; height: 55%; z-index: 0; pointer-events: none;
  perspective: 600px; overflow: hidden;
  -webkit-mask-image: linear-gradient(to top, #000 10%, transparent 90%); mask-image: linear-gradient(to top, #000 10%, transparent 90%);
}
.hero-floor::before {
  content: ""; position: absolute; inset: -100% 0 0 0;
  background-image:
    linear-gradient(color-mix(in srgb, var(--accent) 35%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 35%, transparent) 1px, transparent 1px);
  background-size: 56px 56px;
  transform: rotateX(72deg); transform-origin: 50% 100%;
  animation: floor-run 3.5s linear infinite;
}
@keyframes floor-run { from { background-position: 0 0; } to { background-position: 0 56px; } }

/* interior page hero ambient scene */
.page-hero { position: relative; overflow: hidden; }
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero-scene { position: absolute; top: 0; bottom: 0; right: -4%; width: min(48%, 560px); z-index: 0; pointer-events: none; }
.page-hero-scene::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--bg) 0%, transparent 40%); }

/* ---------- 3D tilt cards ---------- */
.tilt {
  position: relative; transform-style: preserve-3d;
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
}
.tilt.is-tilting { transition: transform 80ms linear, box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease), opacity var(--dur-slow) var(--ease), translate var(--dur-slow) var(--ease); }
.tilt:hover { transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateZ(0); }
.product-card.tilt:hover, .process-step.tilt:hover { transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(-4px); }
.tilt > .glare {
  position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: 3;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--accent) 16%, transparent), transparent 45%);
  opacity: 0; transition: opacity var(--dur) var(--ease);
}
.tilt:hover > .glare { opacity: 1; }
.tilt::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none; z-index: 2;
  background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%), var(--accent), transparent 60%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity var(--dur) var(--ease);
}
.tilt:hover::before { opacity: 1; }
.phil-grid .tilt::before { display: none; }
.product-card .product-graphic { transform: translateZ(40px); }
.product-card h3, .feature h3 { transform: translateZ(24px); }

/* ---------- CSS 3D cube (fallback + statement) ---------- */
.css-fallback { position: absolute; inset: 0; display: grid; place-items: center; transition: opacity 600ms var(--ease); }
.cube-scene { --s: 120px; width: var(--s); height: var(--s); perspective: 700px; }
.cube3d { position: relative; width: 100%; height: 100%; transform-style: preserve-3d; animation: cube-spin 14s linear infinite; }
.cube3d span {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: calc(var(--s) * 0.2); color: var(--ink);
  border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, color-mix(in srgb, var(--surface) 70%, transparent));
  box-shadow: inset 0 0 30px color-mix(in srgb, var(--accent) 22%, transparent);
  backdrop-filter: blur(3px);
}
.cube3d span:nth-child(1) { transform: rotateY(0deg) translateZ(calc(var(--s) / 2)); }
.cube3d span:nth-child(2) { transform: rotateY(90deg) translateZ(calc(var(--s) / 2)); }
.cube3d span:nth-child(3) { transform: rotateY(180deg) translateZ(calc(var(--s) / 2)); }
.cube3d span:nth-child(4) { transform: rotateY(-90deg) translateZ(calc(var(--s) / 2)); }
.cube3d span:nth-child(5) { transform: rotateX(90deg) translateZ(calc(var(--s) / 2)); color: var(--accent-2); }
.cube3d span:nth-child(6) { transform: rotateX(-90deg) translateZ(calc(var(--s) / 2)); color: var(--accent-2); }
@keyframes cube-spin { from { transform: rotateX(-22deg) rotateY(0deg); } to { transform: rotateX(-22deg) rotateY(360deg); } }

.statement-box { position: relative; overflow: hidden; isolation: isolate; }
.statement-box .cube-scene { --s: 84px; margin: 0 auto 34px; }
.statement-box::before {
  content: ""; position: absolute; inset: auto -20% -60% -20%; height: 120%; z-index: -1;
  background: radial-gradient(50% 50% at 50% 50%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%);
}

/* ---------- Obliq product card graphic: exploded isometric stack ---------- */
.product-card.featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1.1fr; gap: 28px 40px; align-items: center; }
.product-card.featured .product-top { grid-column: 1 / -1; }
.product-card.featured .product-graphic { grid-row: 2 / span 4; grid-column: 2; min-height: 300px; }
.product-card.featured .fc-copy { display: flex; flex-direction: column; gap: 14px; }
.product-card.featured h3 { font-size: 2rem; }
.tag-new { background: var(--grad); color: #fff; }
.ob-stack-scene { width: 260px; height: 240px; perspective: 900px; display: grid; place-items: center; }
.ob-stack { position: relative; width: 170px; height: 170px; transform-style: preserve-3d; transform: rotateX(58deg) rotateZ(-40deg); transition: transform 700ms var(--ease); }
.ob-stack i {
  position: absolute; inset: 0; border-radius: 16px; display: flex; align-items: flex-end; justify-content: flex-start; padding: 12px;
  font-style: normal; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; color: #fff;
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow: 0 24px 40px -18px rgba(10, 12, 40, 0.55);
  transition: transform 700ms var(--ease);
}
.ob-stack i:nth-child(1) { background: linear-gradient(135deg, var(--accent), #6F59F6); transform: translateZ(0px); }
.ob-stack i:nth-child(2) { background: linear-gradient(135deg, #6F59F6, #8B5CF6); transform: translateZ(26px) scale(0.9); }
.ob-stack i:nth-child(3) { background: linear-gradient(135deg, #5C7CF2, #2FB5C4); transform: translateZ(52px) scale(0.8); }
.ob-stack i:nth-child(4) { background: linear-gradient(135deg, #2FB5C4, var(--accent-2)); transform: translateZ(78px) scale(0.7); }
.product-card:hover .ob-stack, .ob-stack-scene:hover .ob-stack { transform: rotateX(56deg) rotateZ(-30deg); }
.product-card:hover .ob-stack i:nth-child(2) { transform: translateZ(46px) scale(0.9); }
.product-card:hover .ob-stack i:nth-child(3) { transform: translateZ(92px) scale(0.8); }
.product-card:hover .ob-stack i:nth-child(4) { transform: translateZ(138px) scale(0.7); }
@media (prefers-reduced-motion: no-preference) { .ob-stack { animation: stack-float 7s ease-in-out infinite; } }
@keyframes stack-float { 0%,100% { translate: 0 0; } 50% { translate: 0 -8px; } }

/* 3D phone for YatraSplit card */
.phone { transform: rotateY(-18deg) rotateX(8deg); box-shadow: 18px 24px 40px -18px hsl(var(--shadow-color) / 0.55); transition: transform 700ms var(--ease); }
.product-graphic { perspective: 900px; position: relative; overflow: hidden; }
.product-card:hover .phone { transform: rotateY(-4deg) rotateX(2deg) translateZ(20px); }

/* ============================================================
   OBLIQ PAGE
   ============================================================ */
.ob-mark {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--grad); color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 15px;
  transform: skewX(-12deg); box-shadow: 0 8px 20px -8px color-mix(in srgb, var(--accent) 70%, transparent);
}
.ob-mark > b { transform: skewX(12deg); font-weight: 700; }

.ob-hero { position: relative; overflow: hidden; padding: 72px 0 110px; }
.ob-hero .hero-glow { background: radial-gradient(55% 60% at 70% 30%, color-mix(in srgb, var(--accent-2) 16%, transparent), transparent 70%), radial-gradient(50% 50% at 20% 10%, var(--accent-soft), transparent 70%); }
.ob-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.ob-hero h1 { font-size: clamp(2.4rem, 4.4vw, 4rem); letter-spacing: -0.03em; margin-top: 22px; }
.ob-hero .lead { margin-top: 24px; max-width: 34rem; font-size: 17.5px; }
.ob-visual { position: relative; height: 560px; }
.ob-visual .scene-host { inset: -10% -18% -6% -10%; }
.ob-chip {
  position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 14px; border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  box-shadow: var(--shadow-md);
  transform: translate3d(var(--px, 0), var(--py, 0), 0); transition: transform 400ms var(--ease);
  animation: bob 7s ease-in-out infinite;
}
.ob-chip .fc-label { margin: 0; }
.ob-chip .fc-value { font-size: 16px; margin: 2px 0 0; }
.ob-chip .ic { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); flex-shrink: 0; }
.ob-chip .ic svg { width: 18px; height: 18px; }
.ob-chip.c1 { top: 6%; left: -2%; }
.ob-chip.c2 { top: 44%; right: -4%; animation-delay: -2.5s; }
.ob-chip.c3 { bottom: 4%; left: 8%; animation-delay: -5s; }
.ob-chip.c2 .ic { background: color-mix(in srgb, var(--accent-2) 16%, transparent); color: var(--accent-2); }

.ob-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.ob-stat { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); padding: 26px 24px; }
.ob-stat .v { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 3vw, 2.8rem); letter-spacing: -0.02em; }
.ob-stat .l { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

.feature-grid.four { grid-template-columns: repeat(4, 1fr); }
.feature .f-ic {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px;
  background: var(--accent-soft); color: var(--accent); transform: translateZ(30px);
}
.feature .f-ic svg { width: 22px; height: 22px; }
.feature:nth-child(even) .f-ic { background: color-mix(in srgb, var(--accent-2) 14%, transparent); color: var(--accent-2); }

/* tenant tiers — isometric exploded diagram */
.tiers-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.tiers-3d { height: 460px; perspective: 1100px; display: grid; place-items: center; }
.tiers-iso { position: relative; width: 280px; height: 280px; transform-style: preserve-3d; transform: rotateX(60deg) rotateZ(-38deg); }
.tiers-iso .slab {
  position: absolute; inset: 0; border-radius: 22px; transform-style: preserve-3d;
  border: 1px solid rgba(255,255,255,0.4); color: #fff;
  box-shadow: 0 40px 60px -30px rgba(10, 12, 40, 0.6);
  display: flex; align-items: flex-end; padding: 18px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
  transition: transform 800ms var(--ease), filter var(--dur) var(--ease);
}
.tiers-iso .slab:nth-child(1) { background: linear-gradient(135deg, var(--accent), #6F59F6); transform: translateZ(0); }
.tiers-iso .slab:nth-child(2) { background: linear-gradient(135deg, #6F59F6, #8B5CF6); transform: translateZ(60px) scale(0.86); }
.tiers-iso .slab:nth-child(3) { background: linear-gradient(135deg, #5C7CF2, #2FB5C4); transform: translateZ(120px) scale(0.72); }
.tiers-iso .slab:nth-child(4) { background: linear-gradient(135deg, #2FB5C4, var(--accent-2)); transform: translateZ(180px) scale(0.58); }
.tiers-iso .slab.dim { filter: saturate(0.3) brightness(0.9); opacity: 0.55; }
.tiers-iso .slab.lit { filter: drop-shadow(0 0 22px color-mix(in srgb, var(--accent) 60%, transparent)); }
@media (prefers-reduced-motion: no-preference) { .tiers-iso { animation: iso-sway 10s ease-in-out infinite; } }
@keyframes iso-sway { 0%,100% { transform: rotateX(60deg) rotateZ(-38deg); } 50% { transform: rotateX(56deg) rotateZ(-26deg); } }
.tier-list { display: flex; flex-direction: column; gap: 12px; }
.tier { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); cursor: default; transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.tier:hover, .tier.active { border-color: var(--accent); background: var(--accent-soft); transform: translateX(6px); }
.tier .n { font-family: var(--font-mono); font-size: 12.5px; color: var(--accent); padding-top: 3px; }
.tier h3 { font-size: 1.05rem; margin-bottom: 4px; }
.tier p { font-size: 14px; }

/* 3D product mock: compliance calendar */
.ob-mock-stage { perspective: 1600px; margin-top: 48px; }
.ob-mock {
  border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow-lg);
  overflow: hidden; transform: rotateX(18deg) scale(0.94); transform-origin: 50% 0%;
  transition: transform 900ms var(--ease);
}
.ob-mock.is-visible, .ob-mock:hover { transform: rotateX(0deg) scale(1); }
.ob-mock-bar { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.ob-mock-bar .stack-dots span { background: var(--line-strong); }
.ob-mock-bar .url { font-family: var(--font-mono); font-size: 12px; color: var(--subtle); margin-left: 8px; }
.ob-mock-body { display: grid; grid-template-columns: 200px 1fr; min-height: 380px; }
.ob-side { border-right: 1px solid var(--line); padding: 18px 14px; display: flex; flex-direction: column; gap: 4px; }
.ob-side .brandrow { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; margin-bottom: 16px; padding: 0 6px; }
.ob-side .brandrow .ob-mark { width: 26px; height: 26px; font-size: 12px; border-radius: 7px; }
.ob-side a { font-size: 13px; color: var(--muted); padding: 8px 10px; border-radius: 8px; }
.ob-side a.on { background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.ob-main { padding: 22px; display: flex; flex-direction: column; gap: 16px; }
.ob-main-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.ob-main-head h4 { font-size: 1.1rem; }
.ob-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.ob-kpi { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.ob-kpi .k { font-size: 11.5px; color: var(--subtle); }
.ob-kpi .n { font-family: var(--font-display); font-weight: 700; font-size: 22px; margin-top: 2px; }
.ob-kpi.warn .n { color: #E8883A; }
.ob-kpi.ok .n { color: var(--accent-2); }
.ob-table { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.ob-row { display: grid; grid-template-columns: 1.4fr 1fr 0.9fr 0.9fr; gap: 12px; align-items: center; padding: 11px 14px; font-size: 13px; border-bottom: 1px solid var(--line); }
.ob-row:last-child { border-bottom: 0; }
.ob-row.head { background: var(--surface-2); font-size: 11.5px; color: var(--subtle); font-weight: 650; text-transform: uppercase; letter-spacing: 0.04em; }
.ob-row strong { font-weight: 650; color: var(--ink); }
.ob-row .sub { display: block; font-size: 11.5px; color: var(--subtle); }
.pill-s { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 650; padding: 4px 9px; border-radius: 999px; width: max-content; }
.pill-s::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill-s.due { color: #E8883A; background: color-mix(in srgb, #E8883A 14%, transparent); }
.pill-s.auto { color: var(--accent); background: var(--accent-soft); }
.pill-s.done { color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 14%, transparent); }
.avatar { width: 24px; height: 24px; border-radius: 50%; display: inline-grid; place-items: center; font-size: 10px; font-weight: 700; color: #fff; background: var(--grad); margin-right: 8px; vertical-align: middle; }

.role-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.role-card { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); padding: 24px; }
.role-card .who { font-family: var(--font-mono); font-size: 12px; color: var(--accent); margin-bottom: 14px; }
.role-card h3 { margin-bottom: 8px; }
.role-card p { font-size: 14px; }

.filing-marquee .marquee-item { color: var(--ink-soft); }
.filing-marquee .diamond { background: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .wrap { padding: 0 24px; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: flex; }
  .hero-grid, .ys-hero, .contact-grid, .section-head { grid-template-columns: 1fr; }
  .section-head { gap: 20px; }
  .visual { height: 380px; margin-top: 20px; }
  .phil-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .work-card { grid-template-columns: 1fr; gap: 12px; }
  .outcomes { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 24px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .cta-row { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .section { padding: 64px 0; }
  .hero { padding: 44px 0 64px; }
  .nav-inner { height: 64px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .phil-card, .feature, .product-card { padding: 24px; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
  .cta-row { padding: 36px 24px; }
  .float-card { display: none; }
  .stack-nodes { grid-template-columns: 1fr; }
  .marquee-item { font-size: 13px; }
}

/* beta badge */
.beta-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 8px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase;
  color: #fff; background: var(--grad); background-size: 200% 100%; animation: grad-shift 4s ease-in-out infinite alternate;
  box-shadow: 0 8px 24px -10px color-mix(in srgb, var(--accent) 80%, transparent);
}
.beta-badge .fc-live { background: #fff; }
.beta-strip {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  padding: 22px 26px; border-radius: var(--r-lg); border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  background: linear-gradient(120deg, var(--accent-soft), color-mix(in srgb, var(--accent-2) 10%, transparent));
}
.beta-strip p { color: var(--ink-soft); max-width: 40rem; }
.live-url { font-family: var(--font-mono); font-size: 13px; color: var(--accent); }
.live-url:hover { text-decoration: underline; }

/* ---------- 3D layer: responsive ---------- */
@media (max-width: 1080px) {
  .feature-grid.four { grid-template-columns: repeat(2, 1fr); }
  .role-grid { grid-template-columns: repeat(2, 1fr); }
  .ob-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 920px) {
  .ob-hero-grid, .tiers-wrap { grid-template-columns: 1fr; }
  .ob-visual { height: 440px; }
  .product-card.featured { grid-template-columns: 1fr; }
  .product-card.featured .product-graphic { grid-row: auto; grid-column: auto; min-height: 260px; }
  .page-hero-scene { width: 70%; right: -25%; opacity: 0.55; }
  .ob-mock-body { grid-template-columns: 1fr; }
  .ob-side { display: none; }
  .tiers-3d { height: 380px; }
}
@media (max-width: 640px) {
  .visual-3d { height: 340px; }
  .ob-visual { height: 360px; }
  .ob-chip.c2 { display: none; }
  .ob-chip { padding: 10px 12px; }
  .ob-chip .fc-value { font-size: 14px; }
  .feature-grid.four, .role-grid { grid-template-columns: 1fr; }
  .ob-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ob-kpis { grid-template-columns: 1fr 1fr; }
  .ob-row { grid-template-columns: 1.4fr 1fr; }
  .ob-row > :nth-child(3), .ob-row > :nth-child(4) { display: none; }
  .ob-mock { transform: none; }
  .tiers-iso { width: 200px; height: 200px; }
  .tiers-3d { height: 320px; }
  .ob-stack-scene { width: 220px; height: 220px; }
  .page-hero-scene { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .ob-mock { transform: none; }
  .hero-floor::before, .cube3d { animation: none; }
}
/* ============================================================
   OBLIQ BRAND — deep green aurora (teal · gold · indigo)
   ============================================================ */
:root { --ob-deep: #0B2A24; --ob-deep-2: #0F332C; --ob-teal: #2FD3A8; --ob-gold: #D9C267; --ob-indigo: #7C81FF; }

.aurora {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--ob-deep); color: #EAF4F0;
}
.aurora::before, .aurora::after, .aurora > .orb {
  content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(60px); pointer-events: none;
}
.aurora::before { width: 46vmax; height: 46vmax; left: -14vmax; top: -18vmax; background: radial-gradient(closest-side, rgba(31, 168, 136, 0.75), transparent); animation: orb-a 18s ease-in-out infinite alternate; }
.aurora::after { width: 40vmax; height: 40vmax; right: -12vmax; bottom: -16vmax; background: radial-gradient(closest-side, rgba(92, 96, 214, 0.7), transparent); animation: orb-b 22s ease-in-out infinite alternate; }
.aurora > .orb { width: 22vmax; height: 22vmax; right: 12%; top: -4vmax; background: radial-gradient(closest-side, rgba(201, 180, 88, 0.35), transparent); animation: orb-c 16s ease-in-out infinite alternate; }
@keyframes orb-a { to { transform: translate(18vmax, 10vmax) scale(1.15); } }
@keyframes orb-b { to { transform: translate(-16vmax, -8vmax) scale(1.1); } }
@keyframes orb-c { to { transform: translate(-22vmax, 14vmax) scale(0.85); } }
.aurora h2, .aurora h3 { color: #F4FBF8; }
.aurora p { color: rgba(234, 244, 240, 0.72); }
.aurora .section-index { color: var(--ob-teal); }
.aurora .muted-title { color: rgba(234, 244, 240, 0.45); }

/* Obliq-branded gradient */
.ob-grad { background: linear-gradient(120deg, var(--ob-teal), var(--ob-gold) 50%, var(--ob-indigo)); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: grad-shift 8s ease-in-out infinite alternate; }
.ob-hero .aurora-glow { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .55;
  background: radial-gradient(40% 50% at 12% 0%, rgba(47, 211, 168, 0.28), transparent 70%), radial-gradient(30% 40% at 78% 8%, rgba(217, 194, 103, 0.18), transparent 70%), radial-gradient(40% 50% at 92% 90%, rgba(124, 129, 255, 0.25), transparent 70%); }
.product-graphic.aurora { border-color: transparent; }

/* module pills (hero) */
.module-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.module-pills span { font-size: 12.5px; font-weight: 600; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-soft); }

/* app window mock: a page in the editor */
.app-stage { perspective: 1800px; margin-top: 48px; }
.app-win {
  border-radius: 18px; overflow: hidden; background: #0E1614; border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 50px 100px -40px rgba(0,0,0,0.7), 0 0 0 1px rgba(47,211,168,0.08);
  transform: rotateX(16deg) rotateY(-8deg) scale(0.95); transform-origin: 50% 20%;
  transition: transform 1000ms var(--ease); color: #DDE7E3;
}
.app-win.is-visible, .app-win:hover { transform: rotateX(0) rotateY(0) scale(1); }
.app-bar { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,0.07); background: #111C19; }
.app-bar .stack-dots span { background: rgba(255,255,255,0.18); }
.app-bar .crumbs { font-size: 12.5px; color: rgba(221,231,227,0.55); margin-left: 8px; }
.app-bar .crumbs b { color: #DDE7E3; font-weight: 600; }
.app-body { display: grid; grid-template-columns: 210px 1fr 250px; min-height: 440px; }
.app-side { border-right: 1px solid rgba(255,255,255,0.07); padding: 16px 12px; display: flex; flex-direction: column; gap: 2px; font-size: 13px; }
.app-side .ws { display: flex; align-items: center; gap: 8px; font-weight: 700; padding: 4px 8px 14px; color: #fff; }
.app-side .lbl { font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: rgba(221,231,227,0.4); padding: 12px 8px 4px; }
.app-side a { padding: 6px 8px; border-radius: 7px; color: rgba(221,231,227,0.75); display: flex; gap: 8px; align-items: center; }
.app-side a.on { background: rgba(47,211,168,0.12); color: var(--ob-teal); }
.app-side a.sub { padding-left: 26px; }
.app-doc { padding: 30px 36px; display: flex; flex-direction: column; gap: 12px; font-size: 14px; }
.app-doc h4 { color: #fff; font-size: 1.6rem; font-weight: 700; }
.app-doc .props { display: flex; gap: 8px; flex-wrap: wrap; }
.app-doc .props span { font-size: 11.5px; padding: 3px 9px; border-radius: 6px; background: rgba(255,255,255,0.06); color: rgba(221,231,227,0.8); }
.app-doc .props span.t { background: rgba(124,129,255,0.18); color: #B7BAFF; }
.app-doc .props span.g { background: rgba(217,194,103,0.16); color: var(--ob-gold); }
.app-doc h5 { font-family: var(--font-display); font-size: 1rem; color: #fff; margin: 8px 0 0; }
.app-doc .wl { color: var(--ob-teal); background: rgba(47,211,168,0.1); padding: 1px 5px; border-radius: 4px; font-family: var(--font-mono); font-size: 12.5px; }
.app-doc .check { display: flex; gap: 10px; align-items: center; color: rgba(221,231,227,0.85); }
.app-doc .check i { width: 15px; height: 15px; border-radius: 4px; border: 1.5px solid rgba(221,231,227,0.4); flex-shrink: 0; }
.app-doc .check.done i { background: var(--ob-teal); border-color: var(--ob-teal); }
.app-doc .check.done span { text-decoration: line-through; color: rgba(221,231,227,0.45); }
.app-doc pre { margin: 0; padding: 12px 14px; border-radius: 8px; background: #09110F; border: 1px solid rgba(255,255,255,0.06); font-family: var(--font-mono); font-size: 12px; color: #9FE7D2; overflow: hidden; }
.app-doc .vault-embed { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-radius: 10px; border: 1px dashed rgba(217,194,103,0.45); background: rgba(217,194,103,0.06); font-size: 12.5px; }
.app-doc .vault-embed b { color: var(--ob-gold); }
.app-doc .vault-embed .dots { font-family: var(--font-mono); letter-spacing: 2px; color: rgba(221,231,227,0.6); }
.app-rail { border-left: 1px solid rgba(255,255,255,0.07); padding: 18px 16px; display: flex; flex-direction: column; gap: 16px; font-size: 12.5px; }
.app-rail .lbl { font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: rgba(221,231,227,0.4); margin-bottom: 8px; }
.app-rail .bl { display: block; padding: 7px 10px; border-radius: 7px; background: rgba(255,255,255,0.04); margin-bottom: 6px; color: rgba(221,231,227,0.85); }
.mini-graph { border-radius: 10px; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); height: 150px; }
.mini-graph svg { width: 100%; height: 100%; }
@media (prefers-reduced-motion: no-preference) {
  .mini-graph circle { animation: node-pulse 3s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
  .mini-graph circle:nth-child(3n) { animation-delay: -1s; }
  .mini-graph circle:nth-child(3n+1) { animation-delay: -2s; }
}
@keyframes node-pulse { 50% { transform: scale(1.35); } }

/* module cards with bullet lists */
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; }
.module { border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); padding: 26px; display: flex; flex-direction: column; gap: 12px; }
.module .m-head { display: flex; align-items: center; gap: 12px; transform: translateZ(30px); }
.module .m-ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; color: #fff; background: linear-gradient(135deg, var(--c1, #1FA888), var(--c2, #2FD3A8)); box-shadow: 0 10px 22px -10px var(--c1, #1FA888); }
.module .m-ic svg { width: 21px; height: 21px; }
.module h3 { font-size: 1.12rem; }
.module ul { display: flex; flex-direction: column; gap: 8px; }
.module li { position: relative; padding-left: 18px; font-size: 14px; color: var(--muted); line-height: 1.5; }
.module li::before { content: ""; position: absolute; left: 2px; top: 8px; width: 6px; height: 6px; border-radius: 2px; background: var(--c1, var(--ob-teal)); transform: rotate(45deg); }
.module code, .ob-inline-code { font-family: var(--font-mono); font-size: 12.5px; padding: 1px 5px; border-radius: 4px; background: var(--surface-2); color: var(--ink-soft); }
.module.wide { grid-column: span 2; }
.m-teal { --c1: #1FA888; --c2: #2FD3A8; }
.m-indigo { --c1: #5B5FD6; --c2: #8B8FFF; }
.m-gold { --c1: #B89B32; --c2: #D9C267; }
.m-blue { --c1: #2F7FD6; --c2: #5BA8FF; }
.m-rose { --c1: #C2477A; --c2: #F07AA8; }

/* whiteboard templates */
.tpl-groups { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 8px; }
.tpl-group { border: 1px solid var(--line); border-radius: 12px; padding: 14px; background: var(--surface-2); }
.tpl-group .who { font-family: var(--font-mono); font-size: 11px; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 10px; }
.tpl-group .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.tpl-group .chips span { font-size: 12px; padding: 4px 9px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft); }

/* knowledge graph band */
.graph-band { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: center; padding: 110px 0; }
.graph-stage { position: relative; height: 480px; }
.graph-stage .scene-host { inset: -6%; }
.graph-points { display: flex; flex-direction: column; gap: 14px; margin-top: 26px; }
.graph-points div { display: flex; gap: 12px; align-items: flex-start; color: rgba(234,244,240,0.8); font-size: 15px; }
.graph-points div::before { content: ""; width: 10px; height: 10px; margin-top: 6px; border-radius: 50%; background: var(--ob-teal); box-shadow: 0 0 14px var(--ob-teal); flex-shrink: 0; }

/* vault */
.vault-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.vault-stage { perspective: 1200px; display: grid; place-items: center; min-height: 420px; }
.vault-card {
  width: min(380px, 100%); border-radius: 20px; padding: 22px; color: #E7EFEC;
  background: linear-gradient(160deg, #10302A, #0B1F1B 60%, #151935);
  border: 1px solid rgba(217,194,103,0.3);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.06);
  transform: rotateY(-16deg) rotateX(10deg); transition: transform 800ms var(--ease);
}
.vault-stage:hover .vault-card { transform: rotateY(0) rotateX(0); }
@media (prefers-reduced-motion: no-preference) { .vault-card { animation: vault-float 7s ease-in-out infinite; } }
@keyframes vault-float { 50% { translate: 0 -10px; } }
.vault-card .vh { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.vault-card .vh b { font-family: var(--font-display); font-size: 16px; color: #fff; }
.vault-card .lock { font-family: var(--font-mono); font-size: 11px; color: var(--ob-gold); padding: 4px 8px; border-radius: 6px; background: rgba(217,194,103,0.12); }
.vault-row { display: flex; justify-content: space-between; align-items: center; padding: 11px 12px; border-radius: 10px; background: rgba(255,255,255,0.04); margin-bottom: 8px; font-size: 13px; }
.vault-row .k { color: rgba(231,239,236,0.55); font-size: 11.5px; }
.vault-row .v { font-family: var(--font-mono); letter-spacing: 1px; }
.vault-row .otp { font-family: var(--font-mono); font-size: 17px; color: var(--ob-teal); letter-spacing: 3px; }
.vault-row .ring { width: 22px; height: 22px; border-radius: 50%; background: conic-gradient(var(--ob-teal) var(--otp, 70%), rgba(255,255,255,0.1) 0); }
.vault-warn { display: flex; gap: 8px; align-items: center; font-size: 12px; color: #F2C66D; padding: 9px 12px; border-radius: 10px; background: rgba(242,198,109,0.08); border: 1px solid rgba(242,198,109,0.25); }
.vault-tags { display: flex; gap: 6px; margin-top: 12px; flex-wrap: wrap; }
.vault-tags span { font-size: 11px; padding: 3px 8px; border-radius: 6px; background: rgba(124,129,255,0.16); color: #C3C6FF; }
.vault-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin-top: 26px; }
.vault-list div { font-size: 14px; color: var(--muted); padding-left: 22px; position: relative; }
.vault-list div::before { content: ""; position: absolute; left: 0; top: 4px; width: 12px; height: 12px; border-radius: 4px; border: 2px solid var(--ob-gold); }

/* integrations */
.int-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 40px; }
.int { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: var(--surface); display: flex; flex-direction: column; gap: 8px; }
.int .logo { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: 14px; color: #fff; }
.int h3 { font-size: 1rem; }
.int p { font-size: 13px; }

@media (max-width: 1080px) {
  .module-grid { grid-template-columns: repeat(2, 1fr); }
  .module.wide { grid-column: span 2; }
  .tpl-groups { grid-template-columns: repeat(2, 1fr); }
  .int-grid { grid-template-columns: repeat(2, 1fr); }
  .app-body { grid-template-columns: 190px 1fr; }
  .app-rail { display: none; }
}
@media (max-width: 920px) {
  .graph-band, .vault-wrap { grid-template-columns: 1fr; }
  .graph-stage { height: 380px; }
  .app-body { grid-template-columns: 1fr; }
  .app-side { display: none; }
  .app-win { transform: none; }
}
@media (max-width: 640px) {
  .module-grid, .tpl-groups, .int-grid, .vault-list { grid-template-columns: 1fr; }
  .module.wide { grid-column: auto; }
  .app-doc { padding: 22px 18px; }
  .graph-band { padding: 72px 0; }
  .graph-stage { height: 320px; }
}
@media (prefers-reduced-motion: reduce) {
  .aurora::before, .aurora::after, .aurora > .orb { animation: none; }
  .app-win { transform: none; }
}

/* deeper Obliq gradient on light backgrounds for contrast */
:root:not([data-theme="dark"]) .ob-grad { background-image: linear-gradient(120deg, #0F8F70, #A3841C 50%, #4A4CF0); }
:root:not([data-theme="dark"]) .aurora .ob-grad { background-image: linear-gradient(120deg, var(--ob-teal), var(--ob-gold) 50%, var(--ob-indigo)); }