/* ============================================================
   ZINC TECHNOLOGIES — Futuristic Engineering Design System
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;600&display=swap");

:root {
  /* Palette — deep space + electric */
  --bg-0: #04060d;
  --bg-1: #070b18;
  --bg-2: #0b1124;
  --surface: rgba(14, 22, 44, 0.55);
  --surface-strong: rgba(20, 30, 58, 0.85);
  --line: rgba(120, 160, 230, 0.12);
  --line-bright: rgba(120, 200, 255, 0.28);

  --text: #e7ecff;
  --text-soft: #b6c0db;
  --text-muted: #6f7d9c;

  --primary: #00d4ff;
  --primary-dim: #0090b8;
  --violet: #7c3aed;
  --violet-bright: #a855f7;
  --magenta: #ff2d92;
  --gold: #fbbf24;
  --green: #34d399;

  --gradient-text: linear-gradient(120deg, #ffffff 0%, #b8e8ff 35%, #a78bfa 70%, #ffffff 100%);
  --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, rgba(0,212,255,0.35) 0%, rgba(124,58,237,0.18) 35%, transparent 70%);

  --shadow-soft: 0 10px 40px rgba(0, 30, 80, 0.35);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.18), 0 0 80px rgba(124, 58, 237, 0.12);

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --container: 1240px;
  --pad-x: clamp(16px, 4vw, 28px);
  --section-y: clamp(64px, 10vw, 140px);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

/* ---------- Boot screen (sci-fi loader) ---------- */
.boot-screen {
  position: fixed; inset: 0;
  z-index: 100000;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 24px;
  background: var(--bg-0);
  font-family: var(--font-mono);
  color: var(--text);
  overflow: hidden;
  transition: opacity .85s var(--ease-out), filter .85s var(--ease-out);
}
.boot-screen.done {
  opacity: 0;
  filter: blur(12px);
  pointer-events: none;
}
.boot-screen.flash::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.55), transparent 60%);
  animation: bootFlash .42s ease-out forwards;
  pointer-events: none;
}
@keyframes bootFlash {
  0% { opacity: 0; }
  35% { opacity: 1; }
  100% { opacity: 0; }
}

.boot-bg { position: absolute; inset: 0; pointer-events: none; }
.boot-bg .boot-grid {
  position: absolute; inset: -10%;
  background-image:
    linear-gradient(60deg, rgba(120,160,230,0.08) 1px, transparent 1px),
    linear-gradient(-60deg, rgba(120,160,230,0.08) 1px, transparent 1px);
  background-size: 32px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 30%, transparent 95%);
  animation: bootGridDrift 14s linear infinite;
}
@keyframes bootGridDrift {
  to { background-position: 32px 56px, -32px 56px; }
}
.boot-bg .boot-scan {
  position: absolute; left: 0; right: 0; top: 0; height: 60%;
  background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.18), transparent);
  animation: bootScan 3.4s ease-in-out infinite;
}
@keyframes bootScan {
  0%, 100% { transform: translateY(-110%); opacity: 0; }
  50% { transform: translateY(160%); opacity: 1; }
}
.boot-bg .boot-vignette {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 70% at 50% 50%, transparent 40%, rgba(4, 6, 13, 0.95) 100%);
}

.boot-content {
  position: relative; z-index: 2;
  width: min(560px, 100%);
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
}
.boot-mark {
  position: relative;
  width: 120px; height: 120px;
  margin-bottom: 24px;
}
.boot-ring { width: 100%; height: 100%; }
.boot-ring-spin {
  transform-origin: 60px 60px;
  animation: bootRing 1.4s linear infinite;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.7));
}
.boot-ring-spin-rev {
  transform-origin: 60px 60px;
  animation: bootRing 4s linear infinite reverse;
}
@keyframes bootRing {
  to { transform: rotate(360deg); }
}
.boot-tick { animation: bootTickPulse 1.6s ease-in-out infinite; }
@keyframes bootTickPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
.boot-z {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 52px;
  background: linear-gradient(135deg, #ffffff, #b8e8ff 50%, #a78bfa);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  text-shadow: 0 0 24px rgba(0, 212, 255, 0.3);
  animation: bootZpulse 1.6s ease-in-out infinite;
}
@keyframes bootZpulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.boot-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.32em;
  margin-bottom: 6px;
  background: linear-gradient(120deg, #ffffff, #b8e8ff 50%, #a78bfa);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.boot-tag {
  font-size: 10.5px;
  letter-spacing: 0.32em;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.boot-log {
  width: 100%;
  min-height: 168px;
  text-align: left;
  font-size: 12px;
  color: var(--text-soft);
  margin-bottom: 24px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(4, 6, 13, 0.4);
  backdrop-filter: blur(6px);
}
.boot-line {
  display: flex; align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity .28s var(--ease-out), transform .28s var(--ease-out);
  margin-bottom: 4px;
  letter-spacing: 0.08em;
  font-size: 11.5px;
}
.boot-line.in { opacity: 1; transform: translateX(0); }
.boot-caret { color: var(--primary); }
.boot-text { color: var(--text); }
.boot-dots {
  flex: 1;
  border-bottom: 1px dotted rgba(120, 160, 230, 0.3);
  margin: 0 6px;
  height: 1px;
  align-self: end;
  margin-bottom: 4px;
}
.boot-ok {
  color: var(--green);
  text-shadow: 0 0 8px rgba(52, 211, 153, 0.5);
  font-weight: 600;
}

.boot-bar {
  width: 100%;
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 14px;
}
.boot-bar-track {
  flex: 1;
  height: 6px;
  background: rgba(120, 160, 230, 0.1);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.boot-bar-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--violet-bright));
  box-shadow: 0 0 10px var(--primary);
  border-radius: 4px;
  transition: width 80ms linear;
  position: relative;
}
.boot-bar-fill::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  background-size: 60px 100%;
  animation: bootBarShimmer 1.2s linear infinite;
  mix-blend-mode: overlay;
}
@keyframes bootBarShimmer {
  from { background-position: -60px 0; }
  to { background-position: 200px 0; }
}
.boot-bar-pct {
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 0.12em;
  min-width: 56px;
  text-align: right;
  text-shadow: 0 0 6px rgba(0, 212, 255, 0.4);
}

.boot-status {
  font-size: 10.5px;
  letter-spacing: 0.32em;
  color: var(--text-muted);
  animation: bootStatusBlink 1.2s ease-in-out infinite;
}
.boot-status.ready {
  color: var(--green);
  text-shadow: 0 0 10px rgba(52, 211, 153, 0.6);
  animation: none;
}
@keyframes bootStatusBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

@media (max-width: 600px) {
  .boot-content { width: 100%; }
  .boot-mark { width: 92px; height: 92px; margin-bottom: 18px; }
  .boot-z { font-size: 38px; }
  .boot-name { font-size: 17px; letter-spacing: 0.28em; }
  .boot-tag { font-size: 9.5px; margin-bottom: 22px; }
  .boot-log { font-size: 10.5px; min-height: 132px; padding: 12px 14px; }
  .boot-line { font-size: 10px; }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  cursor: none;
}
@media (max-width: 900px) { body { cursor: auto; } }

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease-out); }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; padding: 0; margin: 0; }

::selection { background: rgba(0, 212, 255, 0.35); color: #fff; }

/* ---------- Backdrop layers ---------- */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -3;
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(124, 58, 237, 0.18), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(0, 212, 255, 0.12), transparent 60%),
    radial-gradient(700px 500px at 50% 110%, rgba(255, 45, 146, 0.10), transparent 60%),
    var(--bg-0);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(to right, rgba(120, 160, 230, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 160, 230, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 40%, transparent 100%);
}

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: linear-gradient(90deg, var(--primary), var(--violet-bright), var(--magenta));
  z-index: 9999;
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
  transition: width .15s linear;
}

/* ---------- Cursor follower ---------- */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; pointer-events: none;
  z-index: 10000; will-change: transform;
  transform: translate3d(-100px, -100px, 0);
}
.cursor-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 14px var(--primary);
  transition: transform .08s linear, opacity .25s;
}
.cursor-ring {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.35);
  transition: transform .25s var(--ease-out), width .25s var(--ease-out),
              height .25s var(--ease-out), border-color .25s, opacity .25s;
}
.cursor-ring.hover {
  width: 60px; height: 60px;
  border-color: rgba(168, 85, 247, 0.6);
  background: rgba(168, 85, 247, 0.08);
}
@media (max-width: 900px) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  padding: 0 var(--pad-x);
  margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px;
  font-family: var(--font-display);
  font-weight: 500; font-size: 14px;
  letter-spacing: 0.06em; text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid var(--line-bright);
  color: var(--text);
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
  transition: transform .35s var(--ease-out), border-color .35s, color .35s, background .35s;
}
.btn::before {
  content: ""; position: absolute; inset: 0;
  background: var(--gradient-primary);
  opacity: 0; transition: opacity .35s var(--ease-out);
  z-index: -1;
}
.btn:hover { transform: translateY(-2px); border-color: transparent; color: #fff; }
.btn:hover::before { opacity: 1; }
.btn .arrow { transition: transform .35s var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--gradient-primary);
  border: 1px solid transparent;
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.25);
}
.btn-primary::before { background: linear-gradient(135deg, #7c3aed 0%, #00d4ff 100%); }
.btn-primary:hover { box-shadow: 0 16px 50px rgba(124, 58, 237, 0.4); }

.btn-ghost { padding: 12px 22px; font-size: 13px; }

/* ---------- Section title ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary);
  padding: 6px 14px;
  border: 1px solid rgba(0, 212, 255, 0.25);
  background: rgba(0, 212, 255, 0.06);
  border-radius: 999px;
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 18px 0 18px;
  background: var(--gradient-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.section-lead {
  font-size: 1.05rem; color: var(--text-soft);
  max-width: 640px; line-height: 1.7;
}
.section-head {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; margin-bottom: clamp(36px, 6vw, 64px);
}
.section-head .section-title { word-wrap: break-word; }
.section-head .section-lead { margin: 0 auto; }

/* ---------- NAVBAR ---------- */
.nav-wrap {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  transition: background .4s var(--ease-out), backdrop-filter .4s, padding .4s,
              border-color .4s, opacity .8s var(--ease-out), transform .8s var(--ease-out);
  border-bottom: 1px solid transparent;
}
html.booting .nav-wrap { opacity: 0; transform: translateY(-12px); }
.nav-wrap.scrolled {
  background: rgba(4, 6, 13, 0.7);
  backdrop-filter: blur(18px) saturate(150%);
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 52px; transition: height .35s var(--ease-out); }
.nav-wrap.scrolled .brand img { height: 44px; }
.brand-mark {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 600;
  font-size: 18px; letter-spacing: 0.08em;
}

.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  position: relative;
  padding: 10px 16px;
  font-size: 14px; font-weight: 500;
  color: var(--text-soft);
  border-radius: 999px;
  transition: color .25s, background .25s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 50%; bottom: 4px;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--primary); opacity: 0;
  transform: translateX(-50%) translateY(4px);
  transition: opacity .25s, transform .25s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { opacity: 1; transform: translateX(-50%) translateY(0); }

.nav-cta { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  background: transparent; border: 1px solid var(--line-bright);
  width: 44px; height: 44px; border-radius: 12px;
  color: var(--text);
  align-items: center; justify-content: center;
}

@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta .btn { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 16px; right: 16px;
    background: rgba(7, 11, 24, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    margin-top: 8px;
  }
  .nav-links.open a { width: 100%; }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  padding: clamp(110px, 18vw, 160px) 0 clamp(60px, 10vw, 100px);
  overflow: hidden;
  isolation: isolate;
}
.hero-video, .hero-fallback {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-video { opacity: 0.45; }
.hero-fallback {
  background:
    radial-gradient(circle at 30% 40%, rgba(0, 140, 200, 0.35), transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(124, 58, 237, 0.35), transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(255, 45, 146, 0.25), transparent 60%),
    linear-gradient(180deg, #04060d 0%, #0a1130 100%);
}
.hero-overlay {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(4,6,13,0.6) 0%, rgba(4,6,13,0.3) 35%, rgba(4,6,13,0.85) 80%, var(--bg-0) 100%);
}
#particle-canvas {
  position: absolute; inset: 0; z-index: -1;
  width: 100%; height: 100%;
}

.hero-grid-floor {
  position: absolute;
  bottom: 0; left: 50%;
  width: 200%; height: 60vh;
  transform: translateX(-50%) perspective(700px) rotateX(60deg);
  transform-origin: 50% 100%;
  background-image:
    linear-gradient(to right, rgba(0, 212, 255, 0.18) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(124, 58, 237, 0.18) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to top, #000 10%, transparent 90%);
  z-index: -1;
  animation: gridFlow 18s linear infinite;
}
@keyframes gridFlow {
  from { background-position: 0 0; }
  to { background-position: 0 64px; }
}

.hero-inner {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
  max-width: 1100px; margin: 0 auto;
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 28px 0 24px;
  background: var(--gradient-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero-title .gradient-line {
  display: inline-block;
  background: linear-gradient(135deg, #00d4ff 0%, #a855f7 50%, #ff2d92 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  background-size: 200% 100%;
  animation: gradShift 8s ease-in-out infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  color: var(--text-soft);
  max-width: 680px; margin: 0 auto 36px;
  line-height: 1.7;
}
.hero-ctas { display: inline-flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

.hero-meta {
  position: absolute; bottom: 36px; left: 0; right: 0;
  display: flex; justify-content: space-between; align-items: end;
  padding: 0 32px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--text-muted);
  z-index: 3;
}
.hero-meta .scroll-cue {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-soft);
}
.hero-meta .scroll-cue::after {
  content: ""; width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  animation: scrollCue 2.2s ease-in-out infinite;
}
@keyframes scrollCue {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
@media (max-width: 700px) {
  .hero-meta { font-size: 10px; padding: 0 16px; }
}

/* ---------- Sanskrit shloka (subtle animated credo) ---------- */
.shloka {
  display: inline-flex;
  align-items: center;
  margin-bottom: 18px;
}
.shloka-text {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 0.05em;
  background: linear-gradient(
    90deg,
    rgba(184, 232, 255, 0.55) 0%,
    rgba(0, 212, 255, 0.95) 25%,
    rgba(168, 85, 247, 0.95) 50%,
    rgba(255, 45, 146, 0.85) 75%,
    rgba(184, 232, 255, 0.55) 100%
  );
  background-size: 280% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shlokaFlow 9s linear infinite;
}
@keyframes shlokaFlow {
  0%   { background-position:   0% 50%; }
  100% { background-position: 280% 50%; }
}
@media (max-width: 600px) {
  .shloka-text { font-size: 13px; }
  .shloka { margin-bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  .shloka-text { animation: none; }
}

/* ---------- Floating formulas ---------- */
.formula {
  position: absolute;
  font-family: var(--font-mono);
  color: rgba(184, 232, 255, 0.42);
  font-size: 14px;
  letter-spacing: 0.02em;
  pointer-events: none;
  user-select: none;
  text-shadow: 0 0 18px rgba(0, 212, 255, 0.4);
  z-index: 1;
  white-space: nowrap;
  animation: floatY 8s ease-in-out infinite;
}
.formula.f1 { top: 18%; left: 6%; animation-delay: 0s; }
.formula.f2 { top: 28%; right: 7%; animation-delay: 1.2s; font-size: 13px; }
.formula.f3 { bottom: 30%; left: 8%; animation-delay: 2.4s; }
.formula.f4 { bottom: 22%; right: 10%; animation-delay: 3.6s; font-size: 13px; }
.formula.f5 { top: 50%; left: 3%; animation-delay: 4.8s; font-size: 12px; opacity: .6; }
.formula.f6 { top: 60%; right: 4%; animation-delay: 6s; font-size: 12px; opacity: .6; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); opacity: 0.42; }
  50% { transform: translateY(-14px); opacity: 0.7; }
}
@media (max-width: 900px) {
  .formula { display: none; }
  .formula.f1, .formula.f2 { display: block; font-size: 11px; opacity: 0.35; }
}

/* ---------- Marquee strip ---------- */
.marquee {
  position: relative;
  margin: 0;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(0,212,255,0.04), rgba(124,58,237,0.04));
  overflow: hidden;
}
.marquee-track {
  display: flex; gap: 64px;
  animation: marquee 40s linear infinite;
  width: max-content;
}
.marquee-item {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--font-display); font-weight: 500;
  font-size: 22px; color: var(--text-soft);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.marquee-item .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary);
}
.marquee-item .accent {
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- Section base ---------- */
.section {
  position: relative;
  padding: var(--section-y) 0;
  isolation: isolate;
}
.section .glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: var(--gradient-glow);
  filter: blur(40px);
  z-index: -1;
  pointer-events: none;
  opacity: .5;
}

/* ---------- Innovations cards ---------- */
.innovations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 980px) { .innovations-grid { grid-template-columns: 1fr; } }

.innovation-card {
  position: relative;
  padding: 36px 32px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(20, 30, 58, 0.45), rgba(10, 16, 36, 0.55));
  border: 1px solid var(--line);
  overflow: hidden;
  isolation: isolate;
  min-height: 420px;
  display: flex; flex-direction: column;
  transition: transform .5s var(--ease-out), border-color .35s;
  transform-style: preserve-3d;
}
.innovation-card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%),
                              rgba(0, 212, 255, 0.18), transparent 40%);
  opacity: 0; transition: opacity .35s var(--ease-out);
  z-index: -1;
}
.innovation-card::after {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(0,212,255,0.6), rgba(124,58,237,0.6), 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 .35s var(--ease-out);
  pointer-events: none;
}
.innovation-card:hover { transform: translateY(-8px); }
.innovation-card:hover::before, .innovation-card:hover::after { opacity: 1; }

.innovation-card .serial {
  font-family: var(--font-mono);
  font-size: 13px; letter-spacing: 0.2em;
  color: var(--primary);
  margin-bottom: auto;
}
.innovation-card .icon-orb {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(0,212,255,0.18), rgba(124,58,237,0.18));
  border: 1px solid var(--line-bright);
  display: flex; align-items: center; justify-content: center;
  margin: 24px 0 22px;
  position: relative;
}
.innovation-card .icon-orb::before {
  content: "";
  position: absolute; inset: -8px;
  border-radius: 24px;
  background: var(--gradient-glow);
  opacity: 0; transition: opacity .4s;
  z-index: -1;
}
.innovation-card:hover .icon-orb::before { opacity: 1; }
.innovation-card .icon-orb svg { width: 28px; height: 28px; color: var(--primary); }

.innovation-card h3 {
  font-family: var(--font-display);
  font-size: 1.85rem; font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.innovation-card .tagline {
  font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.22em;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.innovation-card p {
  color: var(--text-soft); margin: 0 0 24px;
  line-height: 1.7;
}
.innovation-card .card-link {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 500; font-size: 14px;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--text);
  transition: gap .3s var(--ease-out), color .3s;
}
.innovation-card .card-link svg {
  width: 16px; height: 16px;
  transition: transform .3s var(--ease-out);
}
.innovation-card:hover .card-link { color: var(--primary); gap: 14px; }
.innovation-card:hover .card-link svg { transform: translateX(4px); }

/* card decorative micro-pattern */
.innovation-card .pattern {
  position: absolute; right: -40px; top: -40px;
  width: 220px; height: 220px;
  background-image:
    radial-gradient(circle, rgba(0,212,255,0.14) 1px, transparent 1px);
  background-size: 14px 14px;
  opacity: 0.5; pointer-events: none;
}

/* ---------- Stats / Pillars ---------- */
.pillars {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px; align-items: center;
}
@media (max-width: 980px) { .pillars { grid-template-columns: 1fr; gap: 40px; } }

.pillars-visual {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 30%, rgba(0,212,255,0.18), transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(124,58,237,0.20), transparent 60%),
    linear-gradient(180deg, #0a1130, #04060d);
  border: 1px solid var(--line);
}
.pillars-visual svg.orbit {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.pillars-visual .core {
  position: absolute; left: 50%; top: 50%;
  width: 100px; height: 100px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary), transparent 70%);
  filter: blur(2px);
  animation: corePulse 4s ease-in-out infinite;
}
@keyframes corePulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.9; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 1; }
}
.pillars-visual .core::after {
  content: "Z";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700;
  font-size: 42px; color: #fff;
  text-shadow: 0 0 18px rgba(0, 212, 255, 0.7);
}

.pillars-list { display: flex; flex-direction: column; gap: 24px; }
.pillar-item {
  display: flex; gap: 22px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: border-color .35s, transform .35s var(--ease-out), background .35s;
}
.pillar-item:hover {
  border-color: var(--line-bright);
  transform: translateX(6px);
  background: var(--surface-strong);
}
.pillar-item .num {
  font-family: var(--font-mono);
  font-size: 36px; font-weight: 300;
  color: transparent;
  -webkit-text-stroke: 1px var(--primary);
  line-height: 1;
  min-width: 48px;
}
.pillar-item h4 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 600;
}
.pillar-item p { margin: 0; color: var(--text-soft); font-size: 15px; }

/* ---------- Stats counters ---------- */
.stats-band {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 40px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(20, 30, 58, 0.45), rgba(10, 16, 36, 0.4));
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
@media (max-width: 900px) { .stats-band { grid-template-columns: repeat(2, 1fr); } }
.stat {
  text-align: center;
  padding: 16px;
}
.stat .value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  line-height: 1; margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.stat .label {
  font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.22em;
  color: var(--text-muted);
}

/* ---------- Vision / Video showcase ---------- */
.vision-showcase {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 9;
  background: #000;
}
.vision-showcase iframe,
.vision-showcase video,
.vision-showcase img {
  width: 100%; height: 100%;
  object-fit: cover;
  border: 0;
}
.vision-play {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, rgba(4,6,13,0.4), rgba(4,6,13,0.7));
  cursor: pointer;
  transition: background .4s;
}
.vision-play:hover { background: linear-gradient(180deg, rgba(4,6,13,0.2), rgba(4,6,13,0.5)); }
.play-button {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line-bright);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  transition: transform .35s var(--ease-out);
}
.play-button::before {
  content: ""; position: absolute; inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.4);
  animation: ripple 2.4s ease-out infinite;
}
.play-button::after {
  content: ""; position: absolute; inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.4);
  animation: ripple 2.4s ease-out infinite 1.2s;
}
@keyframes ripple {
  0% { transform: scale(0.95); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}
.play-button svg {
  width: 32px; height: 32px; color: #fff;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.5));
  margin-left: 4px;
}
.vision-play:hover .play-button { transform: scale(1.05); }

/* ---------- Vision Console (animated mission console) ---------- */
.vision-console {
  position: relative;
  background:
    radial-gradient(circle at 50% 50%, rgba(0,212,255,0.08), transparent 70%),
    linear-gradient(180deg, #060914 0%, #04060d 100%);
  padding: 0;
}
.vision-console > .vision-play { background: transparent; }
.vision-console > .vision-play:hover { background: rgba(4,6,13,0.25); }

/* Background hex grid + scanline */
.console-bg { position: absolute; inset: 0; overflow: hidden; }
.hex-grid {
  position: absolute; inset: -10%;
  background-image:
    linear-gradient(60deg, rgba(120,160,230,0.06) 1px, transparent 1px),
    linear-gradient(-60deg, rgba(120,160,230,0.06) 1px, transparent 1px),
    linear-gradient(to right, rgba(120,160,230,0.04) 1px, transparent 1px);
  background-size: 28px 48px, 28px 48px, 28px 28px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 30%, transparent 95%);
  animation: hexDrift 22s linear infinite;
}
@keyframes hexDrift {
  to { background-position: 28px 48px, -28px 48px, 28px 0; }
}
.console-scan {
  position: absolute; left: 0; right: 0; top: 0; height: 60%;
  background: linear-gradient(180deg, transparent, rgba(0,212,255,0.08), transparent);
  animation: consoleScan 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes consoleScan {
  0%, 100% { transform: translateY(-100%); opacity: 0; }
  50% { transform: translateY(140%); opacity: 1; }
}

/* Top HUD bar */
.hud-top {
  position: absolute; top: 18px; left: 18px; right: 18px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  z-index: 2;
}
.hud-cell {
  display: flex; flex-direction: column; gap: 4px;
  padding: 10px 14px;
  background: rgba(4,6,13,0.55);
  border: 1px solid var(--line);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  font-family: var(--font-mono);
}
.hud-label {
  font-size: 9px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-muted);
}
.hud-val {
  font-size: 12px; color: var(--text); font-weight: 500;
  display: inline-flex; align-items: center; gap: 8px;
}
.led {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
  animation: pulse 1.6s ease-in-out infinite;
}
.led.purple { background: var(--violet-bright); box-shadow: 0 0 8px var(--violet-bright); }
.led.pink { background: var(--magenta); box-shadow: 0 0 8px var(--magenta); }
.bars { display: inline-flex; gap: 2px; align-items: end; height: 14px; }
.bars i {
  width: 3px; background: var(--primary);
  border-radius: 1px; box-shadow: 0 0 6px var(--primary);
  animation: barJump 1s ease-in-out infinite;
}
.bars i:nth-child(1) { height: 30%; animation-delay: 0s; }
.bars i:nth-child(2) { height: 60%; animation-delay: .1s; }
.bars i:nth-child(3) { height: 90%; animation-delay: .2s; }
.bars i:nth-child(4) { height: 70%; animation-delay: .3s; }
.bars i:nth-child(5) { height: 45%; animation-delay: .4s; }
@keyframes barJump {
  0%, 100% { transform: scaleY(0.5); }
  50% { transform: scaleY(1.4); }
}

/* Center wireframe core */
.console-core {
  position: absolute;
  left: 50%; top: 50%;
  width: 56%; max-width: 460px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  z-index: 1;
}
.wire-frame { animation: wireSpin 28s linear infinite; transform-origin: center; }
@keyframes wireSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.orbit-ring.r1 { animation: ringSpin 18s linear infinite; transform-origin: center; }
.orbit-ring.r2 { animation: ringSpin 26s linear infinite reverse; transform-origin: center; }
.orbit-ring.r3 { animation: ringSpin 34s linear infinite; transform-origin: center; }
.orbit-ring.r4 { animation: ringSpin 22s linear infinite reverse; transform-origin: center; }
@keyframes ringSpin {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}
.node-orbit { transform-origin: 0 0; }
.node-orbit.n1 { animation: nodeOrbit 9s linear infinite; }
.node-orbit.n2 { animation: nodeOrbit 14s linear infinite reverse; }
.node-orbit.n3 { animation: nodeOrbit 20s linear infinite; }
@keyframes nodeOrbit {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}

/* Side panels */
.panel {
  position: absolute;
  width: 220px;
  padding: 14px;
  background: rgba(4,6,13,0.6);
  border: 1px solid var(--line);
  border-radius: 10px;
  backdrop-filter: blur(8px);
  z-index: 2;
  font-family: var(--font-mono);
}
.panel-left { left: 18px; top: 50%; transform: translateY(-50%); }
.panel-right { right: 18px; top: 50%; transform: translateY(-50%); }
.panel-title {
  font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--primary); margin-bottom: 12px;
}
.metric { margin-bottom: 12px; }
.metric:last-child { margin-bottom: 0; }
.metric-row {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-soft);
  letter-spacing: 0.1em; margin-bottom: 5px;
}
.metric-val { color: var(--text); font-weight: 600; }
.bar {
  height: 4px; background: rgba(120,160,230,0.12);
  border-radius: 2px; overflow: hidden;
}
.bar i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--primary), rgba(0,212,255,0.6));
  width: 0;
  border-radius: 2px;
  box-shadow: 0 0 8px var(--primary);
  animation: barFill 2s var(--ease-out) forwards, barShimmer 3s ease-in-out infinite 2s;
}
.bar.v i { background: linear-gradient(90deg, var(--violet-bright), rgba(168,85,247,0.6)); box-shadow: 0 0 8px var(--violet-bright); }
.bar.p i { background: linear-gradient(90deg, var(--magenta), rgba(255,45,146,0.6)); box-shadow: 0 0 8px var(--magenta); }
@keyframes barFill {
  to { width: var(--w); }
}
@keyframes barShimmer {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.3); }
}

.waveform {
  width: 100%; height: 48px; margin-bottom: 10px;
}
.wave {
  stroke-dasharray: 200;
  animation: waveFlow 3s linear infinite;
}
.wave.w2 { animation-duration: 4.5s; opacity: 0.6; }
@keyframes waveFlow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -200; }
}
.readout {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-soft);
  letter-spacing: 0.1em; padding: 6px 0;
  border-top: 1px solid var(--line);
}
.readout:first-of-type { border-top: 0; }
.readout .mono { color: var(--text); font-weight: 600; }
.readout .ok { color: var(--green); text-shadow: 0 0 6px rgba(52,211,153,0.5); }

/* Bottom HUD ribbon */
.hud-bot {
  position: absolute; bottom: 16px; left: 16px; right: 16px;
  display: flex; align-items: center; gap: 14px;
  padding: 8px 14px;
  background: rgba(4,6,13,0.55);
  border: 1px solid var(--line);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  z-index: 2;
}
.hud-tag {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text);
  white-space: nowrap;
}
.hud-tag.right { margin-left: auto; }
.hud-stream {
  flex: 1;
  display: flex; gap: 12px;
  overflow: hidden;
  color: var(--text-muted);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 20%, #000 80%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 20%, #000 80%, transparent);
}
.hud-stream span {
  animation: hexFlicker 1.4s ease-in-out infinite;
}
.hud-stream span:nth-child(2n) { animation-delay: .2s; color: var(--primary); }
.hud-stream span:nth-child(3n) { animation-delay: .5s; color: var(--violet-bright); }
@keyframes hexFlicker {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* Play overlay tweaks */
.vision-console .vision-play { z-index: 4; }

/* Mobile fluid for console */
@media (max-width: 980px) {
  .panel { width: 180px; padding: 10px; }
  .console-core { width: 60%; }
}
@media (max-width: 760px) {
  .hud-top { grid-template-columns: 1fr 1fr; gap: 8px; top: 12px; left: 12px; right: 12px; }
  .hud-cell { padding: 8px 10px; }
  .hud-cell:nth-child(3), .hud-cell:nth-child(4) { display: none; }
  .panel-left, .panel-right { display: none; }
  .console-core { width: 70%; max-width: 280px; }
  .hud-bot { flex-direction: row; padding: 6px 10px; font-size: 9px; gap: 8px; bottom: 10px; left: 10px; right: 10px; }
  .hud-stream { display: none; }
}

/* ---------- Domain grid ---------- */
.domain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .domain-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .domain-grid { grid-template-columns: 1fr; } }

.domain-card {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .4s var(--ease-out), border-color .35s, background .35s;
}
.domain-card:hover {
  transform: translateY(-6px);
  border-color: var(--line-bright);
  background: var(--surface-strong);
}
.domain-card .domain-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(124,58,237,0.2));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  color: var(--primary);
}
.domain-card h4 {
  margin: 0 0 8px;
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.15rem;
}
.domain-card p {
  margin: 0 0 20px; font-size: 14px;
  color: var(--text-soft); line-height: 1.6;
}
.domain-card .pill-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--primary);
}
.domain-card .pill-link svg { width: 12px; transition: transform .3s; }
.domain-card:hover .pill-link svg { transform: translateX(3px); }
.domain-card .corner {
  position: absolute; right: -30px; top: -30px;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.15), transparent 70%);
  border-radius: 50%;
  opacity: 0; transition: opacity .35s;
}
.domain-card:hover .corner { opacity: 1; }

/* ---------- Team ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  justify-items: center;
}
@media (max-width: 900px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .team-grid { grid-template-columns: 1fr; } }

.team-card {
  width: 100%; max-width: 280px;
  text-align: center;
}
.team-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(124,58,237,0.15));
  border: 1px solid var(--line);
  margin-bottom: 18px;
}
.team-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out); }
.team-card:hover .team-photo img { transform: scale(1.05); }
.team-photo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(4,6,13,0.85));
}
.team-name {
  font-family: var(--font-display); font-weight: 600;
  font-size: 1.2rem; margin: 0 0 4px;
}
.team-role {
  font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.2em;
  color: var(--text-muted);
}

/* ---------- CTA Newsletter ---------- */
.cta-band {
  position: relative;
  padding: 80px 56px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0% 0%, rgba(0,212,255,0.18), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(124,58,237,0.18), transparent 50%),
    linear-gradient(180deg, rgba(20, 30, 58, 0.7), rgba(10, 16, 36, 0.6));
  border: 1px solid var(--line-bright);
  text-align: center;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(120, 160, 230, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 160, 230, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 100%);
}
.cta-band > * { position: relative; }
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 600; letter-spacing: -0.02em;
  margin: 14px 0 14px;
  background: var(--gradient-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.cta-band p { color: var(--text-soft); max-width: 540px; margin: 0 auto 32px; }
.signup-form {
  display: flex; gap: 10px; max-width: 520px; margin: 0 auto;
  padding: 6px;
  border-radius: 999px;
  background: rgba(4, 6, 13, 0.6);
  border: 1px solid var(--line);
}
.signup-form input {
  flex: 1;
  background: transparent; border: 0; outline: 0;
  padding: 14px 18px;
  color: var(--text); font-family: var(--font-body);
  font-size: 15px;
}
.signup-form input::placeholder { color: var(--text-muted); }
.signup-form button {
  padding: 14px 22px;
  border-radius: 999px;
  background: var(--gradient-primary);
  border: 0; color: #fff;
  font-family: var(--font-display); font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; font-size: 13px;
  transition: transform .3s var(--ease-out), box-shadow .3s;
}
.signup-form button:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,212,255,0.35); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-form {
  padding: 40px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }
.field {
  position: relative; margin-bottom: 18px;
}
.field input, .field textarea {
  width: 100%;
  background: rgba(4, 6, 13, 0.5);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color .3s, background .3s;
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field textarea:focus {
  border-color: var(--primary);
  background: rgba(4, 6, 13, 0.8);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.12);
}
.field input::placeholder, .field textarea::placeholder {
  color: var(--text-muted);
  font-family: var(--font-mono); font-size: 13px;
  letter-spacing: 0.04em;
}

.contact-info {
  padding: 40px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(20, 30, 58, 0.6), rgba(10, 16, 36, 0.45));
  border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 28px;
}
.contact-info .info-block {
  display: flex; gap: 18px;
}
.contact-info .info-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,212,255,0.18), rgba(124,58,237,0.18));
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-info .label {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.contact-info .val {
  font-family: var(--font-display); font-weight: 500;
  color: var(--text); font-size: 16px;
}

/* ---------- Footer ---------- */
.footer {
  position: relative;
  padding: 100px 0 40px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(4,6,13,0.7));
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
}
.footer-brand img { height: 48px; margin-bottom: 18px; }
.footer-brand p { color: var(--text-soft); max-width: 360px; line-height: 1.7; }

.footer h5 {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 18px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: var(--text-soft); font-size: 15px;
  transition: color .25s, transform .25s var(--ease-out);
  width: fit-content;
}
.footer-links a:hover { color: var(--primary); transform: translateX(4px); }

.social {
  display: flex; gap: 12px;
  margin-top: 18px;
}
.social a {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-soft);
  transition: transform .3s var(--ease-out), border-color .3s, color .3s, background .3s;
}
.social a:hover {
  transform: translateY(-3px);
  color: #fff;
  border-color: transparent;
  background: var(--gradient-primary);
}

.footer-base {
  margin-top: 60px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
  color: var(--text-muted);
  font-size: 13px;
}
.footer-base .sanskrit {
  font-family: var(--font-display); font-style: italic;
  background: var(--gradient-text);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ---------- Capabilities (AR + AI) ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
@media (max-width: 900px) { .cap-grid { grid-template-columns: 1fr; gap: 20px; } }

.cap-card {
  position: relative;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(20, 30, 58, 0.55), rgba(10, 16, 36, 0.5));
  border: 1px solid var(--line);
  overflow: hidden;
  isolation: isolate;
  transition: border-color .35s, transform .5s var(--ease-out);
}
.cap-card:hover {
  border-color: var(--line-bright);
  transform: translateY(-6px);
}
.cap-card::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(600px circle at 0% 0%, rgba(0, 212, 255, 0.10), transparent 50%),
    radial-gradient(600px circle at 100% 100%, rgba(168, 85, 247, 0.10), transparent 50%);
  z-index: -1;
}
.cap-ai::before {
  background:
    radial-gradient(600px circle at 0% 0%, rgba(168, 85, 247, 0.12), transparent 50%),
    radial-gradient(600px circle at 100% 100%, rgba(255, 45, 146, 0.10), transparent 50%);
}

.cap-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
  margin-bottom: 18px;
}
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--primary);
  padding: 6px 12px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 999px;
}
.chip.ai { color: var(--violet-bright); background: rgba(168, 85, 247, 0.08); border-color: rgba(168, 85, 247, 0.3); }
.chip-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; animation: pulse 2.4s ease-in-out infinite; }
.cap-num {
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.18em; color: var(--text-muted);
}
.cap-card h3 {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.015em;
  margin: 0 0 14px;
}
.cap-card > p {
  color: var(--text-soft); margin: 0 0 24px;
  line-height: 1.7;
}
.cap-list {
  display: flex; flex-direction: column; gap: 10px;
  margin-top: 22px;
}
.cap-list li {
  display: flex; gap: 10px;
  font-size: 14px; color: var(--text-soft);
  font-family: var(--font-mono);
}
.cap-list .tick {
  color: var(--primary);
  text-shadow: 0 0 8px rgba(0,212,255,0.6);
}
.cap-ai .cap-list .tick { color: var(--violet-bright); text-shadow: 0 0 8px rgba(168,85,247,0.6); }

.cap-stage {
  position: relative;
  height: 240px;
  margin: 8px 0 4px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.10), transparent 70%),
    linear-gradient(180deg, rgba(4,6,13,0.6), rgba(10,16,36,0.4));
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.cap-ai .cap-stage {
  background:
    radial-gradient(circle at 50% 50%, rgba(168, 85, 247, 0.12), transparent 70%),
    linear-gradient(180deg, rgba(4,6,13,0.6), rgba(10,16,36,0.4));
}
.cap-stage::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(120, 160, 230, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(120, 160, 230, 0.06) 1px, transparent 1px);
  background-size: 20px 20px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, #000 40%, transparent 100%);
}

/* AR scan frame */
.ar-scan-frame {
  position: relative;
  width: 160px; height: 200px;
  border-radius: 14px;
  background: rgba(0, 212, 255, 0.04);
  display: flex; align-items: center; justify-content: center;
}
.ar-scan-frame .corner {
  position: absolute; width: 22px; height: 22px;
  border: 2px solid var(--primary);
  filter: drop-shadow(0 0 6px rgba(0,212,255,0.6));
}
.ar-scan-frame .tl { top: -3px; left: -3px; border-right: 0; border-bottom: 0; border-radius: 4px 0 0 0; }
.ar-scan-frame .tr { top: -3px; right: -3px; border-left: 0; border-bottom: 0; border-radius: 0 4px 0 0; }
.ar-scan-frame .bl { bottom: -3px; left: -3px; border-right: 0; border-top: 0; border-radius: 0 0 0 4px; }
.ar-scan-frame .br { bottom: -3px; right: -3px; border-left: 0; border-top: 0; border-radius: 0 0 4px 0; }
.ar-scanline {
  position: absolute; left: 4px; right: 4px; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  box-shadow: 0 0 16px var(--primary);
  animation: arScan 2.6s ease-in-out infinite;
}
@keyframes arScan {
  0%, 100% { top: 4px; opacity: 0.9; }
  50% { top: calc(100% - 6px); opacity: 1; }
}
.ar-target { width: 110px; height: 140px; }
.ar-target svg { width: 100%; height: 100%; }
.ar-popup {
  position: absolute;
  top: -16px; right: -64px;
  width: 130px;
  padding: 10px;
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(168,85,247,0.18), rgba(20,30,58,0.85));
  border: 1px solid rgba(168,85,247,0.45);
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 30px rgba(168,85,247,0.25);
  animation: arFloat 4s ease-in-out infinite;
}
@keyframes arFloat {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-6px) rotate(-2deg); }
}
.ar-popup-bar {
  height: 30px; border-radius: 6px;
  background: linear-gradient(135deg, rgba(0,212,255,0.4), rgba(168,85,247,0.3));
  margin-bottom: 8px;
}
.ar-popup-row { display: flex; gap: 4px; margin-bottom: 4px; }
.ar-popup-row span { height: 4px; flex: 1; background: rgba(184,232,255,0.3); border-radius: 2px; }
.ar-popup-row span.thin { flex: .5; }
.ar-popup-row span.wide { flex: 1; }
.ar-popup-tag {
  font-family: var(--font-mono); font-size: 8px;
  letter-spacing: 0.18em; color: var(--violet-bright);
  margin-top: 6px;
}
.ar-bracket {
  position: absolute;
  width: 30px; height: 1px;
  background: linear-gradient(90deg, var(--primary), transparent);
}
.ar-bracket.b1 { top: 28%; right: -32px; }
.ar-bracket.b2 { top: 68%; left: -32px; transform: scaleX(-1); }

@media (max-width: 600px) {
  .ar-popup { right: -20px; width: 110px; }
}

/* AI neural network */
.neural-net {
  width: 100%;
  max-width: 360px;
  height: auto;
  position: relative;
  z-index: 1;
}
.net-nodes circle {
  fill: url(#nodeG);
  stroke: rgba(168, 85, 247, 0.7);
  stroke-width: 1.2;
  filter: drop-shadow(0 0 6px rgba(168, 85, 247, 0.6));
}
.net-nodes circle:nth-child(odd) { animation: nodePulse 3s ease-in-out infinite; }
.net-nodes circle:nth-child(even) { animation: nodePulse 3s ease-in-out infinite 1.5s; }
@keyframes nodePulse {
  0%, 100% { opacity: 0.85; }
  50% { opacity: 1; r: 8.5; }
}
.syn-pulse .pulse {
  stroke-dasharray: 30 200;
  stroke-dashoffset: 230;
  animation: synFlow 2.4s linear infinite;
}
.syn-pulse .pulse.p1 { animation-delay: 0s; }
.syn-pulse .pulse.p2 { animation-delay: .4s; }
.syn-pulse .pulse.p3 { animation-delay: .8s; }
.syn-pulse .pulse.p4 { animation-delay: 1.2s; }
.syn-pulse .pulse.p5 { animation-delay: 1.6s; }
.syn-pulse .pulse.p6 { animation-delay: 2.0s; }
@keyframes synFlow {
  to { stroke-dashoffset: 0; }
}

/* ---------- Reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal.in {
  opacity: 1; transform: translateY(0);
}
.reveal-stagger > * {
  opacity: 0; transform: translateY(28px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal-stagger.in > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.in > *:nth-child(1) { transition-delay: .05s; }
.reveal-stagger.in > *:nth-child(2) { transition-delay: .15s; }
.reveal-stagger.in > *:nth-child(3) { transition-delay: .25s; }
.reveal-stagger.in > *:nth-child(4) { transition-delay: .35s; }
.reveal-stagger.in > *:nth-child(5) { transition-delay: .45s; }
.reveal-stagger.in > *:nth-child(6) { transition-delay: .55s; }

/* ---------- Scroll-to-top ---------- */
.scroll-top {
  position: fixed; right: 24px; bottom: 24px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  opacity: 0; pointer-events: none;
  transition: opacity .35s, transform .35s var(--ease-out);
  z-index: 50;
  box-shadow: 0 10px 30px rgba(0,212,255,0.35);
}
.scroll-top.show { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-3px); }

/* ---------- Misc ---------- */
.divider-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-bright), transparent);
  margin: 0;
  border: 0;
}

/* ============================================================
   FLUID MOBILE PASS
   ============================================================ */

/* Tablets and below — gentle scale-down */
@media (max-width: 980px) {
  .hero-meta {
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    text-align: center;
    bottom: 20px;
  }
  .hero-meta > div { flex: 1 1 auto; min-width: 140px; text-align: center !important; }
  .hero-meta .scroll-cue { order: -1; flex-basis: 100%; margin-bottom: 4px; }

  .innovation-card { min-height: auto; padding: 32px 26px 28px; }

  .pillars { gap: 48px; }
  .pillars-visual { max-width: 460px; margin: 0 auto; }

  .footer-inner { gap: 40px; }
  .footer-base { justify-content: center; text-align: center; }
}

/* Phones */
@media (max-width: 700px) {
  body { font-size: 15px; }

  .nav-wrap { padding: 14px 0; }
  .brand img { height: 40px; }
  .nav-wrap.scrolled .brand img { height: 34px; }

  .btn { padding: 12px 20px; font-size: 12.5px; }
  .btn-ghost { padding: 10px 18px; font-size: 11.5px; }

  .hero { min-height: auto; padding-top: 110px; padding-bottom: 40px; }
  .hero-inner { padding: 0; }
  .hero-title { font-size: clamp(2.2rem, 11vw, 3.6rem) !important; line-height: 1.02; margin: 22px 0 18px; }
  .hero-sub { font-size: 0.98rem; margin-bottom: 28px; }
  .hero-ctas { flex-direction: column; width: 100%; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .hero-grid-floor { height: 40vh; }

  .hero-meta {
    position: static;
    margin-top: 32px;
    bottom: auto;
    padding: 0;
  }

  .marquee { padding: 16px 0; }
  .marquee-track { gap: 36px; }
  .marquee-item { font-size: 16px; }

  .section { padding: 64px 0; }
  .section-title { font-size: clamp(1.7rem, 8vw, 2.3rem); }
  .section-lead { font-size: 0.96rem; }

  .innovation-card h3 { font-size: 1.55rem; }
  .innovation-card .pattern { width: 160px; height: 160px; }

  .pillars { gap: 32px; }
  .pillars-visual { max-width: 320px; }
  .pillars-visual .core { width: 80px; height: 80px; }
  .pillars-visual .core::after { font-size: 32px; }
  .pillar-item { padding: 18px; gap: 16px; }
  .pillar-item .num { font-size: 28px; min-width: 40px; }

  .stats-band { padding: 24px 16px; gap: 8px; margin-top: 48px; }
  .stat { padding: 12px 8px; }
  .stat .value { font-size: 1.85rem; }
  .stat .label { font-size: 9.5px; letter-spacing: 0.18em; }

  .cap-card { padding: 26px 22px; }
  .cap-card h3 { font-size: 1.45rem; }
  .cap-stage { height: 220px; }
  .cap-list li { font-size: 13px; }

  .domain-card { padding: 22px 20px; }
  .domain-card h4 { font-size: 1.05rem; }
  .domain-card p { font-size: 13.5px; }

  .vision-showcase { aspect-ratio: 4 / 3; }
  .play-button { width: 72px; height: 72px; }
  .play-button svg { width: 26px; height: 26px; }

  .cta-band { padding: 48px 22px; border-radius: var(--radius-lg); }
  .signup-form { flex-direction: column; gap: 8px; padding: 8px; border-radius: 16px; }
  .signup-form input { width: 100%; text-align: center; padding: 14px; }
  .signup-form button { width: 100%; padding: 14px; }

  .contact-form { padding: 26px 20px; }
  .contact-info { padding: 26px 20px; gap: 22px; }
  .contact-info .info-block { gap: 14px; }

  .footer { padding: 64px 0 32px; }
  .footer-inner { gap: 32px; }
  .footer-brand img { height: 38px; }
  .footer-brand p { font-size: 14px; }
  .footer-base { font-size: 12px; gap: 10px; }
  .footer-base .sanskrit { font-size: 13px; }
  .social a { width: 36px; height: 36px; }

  .scroll-top { right: 16px; bottom: 16px; width: 42px; height: 42px; }

  .formula { display: none; }
}

/* Tiny phones — extra protection against overflow */
@media (max-width: 380px) {
  :root { --pad-x: 14px; }
  .hero-title { font-size: clamp(1.9rem, 10vw, 3rem) !important; }
  .eyebrow { font-size: 10px; padding: 5px 12px; }
  .innovation-card { padding: 26px 20px 22px; }
  .innovation-card h3 { font-size: 1.4rem; }
  .stats-band { grid-template-columns: 1fr 1fr; }
  .cap-stage { height: 200px; }
  .ar-scan-frame { width: 130px; height: 170px; }
  .ar-popup { right: -8px; width: 96px; padding: 8px; }
}

/* Landscape short screens — keep hero usable */
@media (max-height: 600px) and (orientation: landscape) {
  .hero { min-height: auto; padding-top: 100px; padding-bottom: 60px; }
  .hero-meta { position: static; margin-top: 24px; }
}

/* Make all media + iframes inherently fluid */
img, video, iframe, svg { max-width: 100%; height: auto; }
.vision-showcase iframe, .vision-showcase video, .vision-showcase img { height: 100%; }

/* Prevent horizontal overflow from any decorative element */
html, body { overflow-x: hidden; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}