/* ============================================================
   CampusCash — Premium 3D Landing Design System
   Audience: Indian college students (16–30)
   Direction: glass + depth + money-green/gold (finance color psychology), GenZ-leaning
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Core surfaces — deep emerald vault (premium + trustworthy, money-coded) */
  --bg: #050d0a;
  --bg-2: #081310;
  --ink: #f3fff8;
  --ink-soft: #a9c4b6;
  --ink-mute: #6f8c7d;

  /* Brand — money green → mint → gold
     MBA/marketing color psychology for a finance product:
     GREEN = growth, wealth, safety, trust (universally = money)
     MINT  = fresh, modern, GenZ-friendly
     GOLD  = value, premium, reward */
  --violet: #16d99a;        /* primary money-green (var name kept for compat) */
  --violet-2: #34e3b0;
  --cyan: #5eead4;          /* mint */
  --pink: #f5c451;          /* gold accent */
  --gold: #f5c451;
  --green: #16d99a;

  --grad-brand: linear-gradient(120deg, #16d99a 0%, #34e3b0 45%, #5eead4 100%);
  --grad-brand-soft: linear-gradient(120deg, rgba(22,217,154,.18), rgba(94,234,212,.12));
  --glow-violet: rgba(22,217,154,.45);
  --glow-cyan: rgba(94,234,212,.32);
  --glow-gold: rgba(245,196,81,.30);

  /* Glass */
  --glass: rgba(255,255,255,.045);
  --glass-2: rgba(255,255,255,.07);
  --stroke: rgba(255,255,255,.10);
  --stroke-strong: rgba(94,234,212,.22);

  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 24px 60px -20px rgba(0,0,0,.7);
  --shadow-glow: 0 0 0 1px rgba(22,217,154,.25), 0 30px 80px -30px var(--glow-violet);

  --ease: cubic-bezier(.22,1,.36,1);
  --ease-bounce: cubic-bezier(.34,1.56,.64,1);

  --maxw: 1160px;
  --font-display: 'Space Grotesk', 'Outfit', sans-serif;
  --font-ui: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

* { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust:100%; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

a { color: inherit; text-decoration: none; }
img, svg { display:block; max-width:100%; }

::selection { background: rgba(22,217,154,.4); color:#fff; }

/* ---------- Ambient background ---------- */
.bg-mesh {
  position: fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden;
  background:
    radial-gradient(40% 50% at 15% 10%, rgba(22,217,154,.24), transparent 70%),
    radial-gradient(35% 45% at 85% 20%, rgba(94,234,212,.16), transparent 70%),
    radial-gradient(45% 55% at 70% 90%, rgba(245,196,81,.13), transparent 70%),
    radial-gradient(50% 60% at 30% 95%, rgba(52,227,176,.16), transparent 70%),
    var(--bg);
}
.bg-grid {
  position: fixed; inset:0; z-index:0; pointer-events:none; opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
          mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}
.bg-noise {
  position: fixed; inset:0; z-index:0; pointer-events:none; opacity:.35; mix-blend-mode:overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}
/* floating 3D-ish orbs (CSS-only depth) */
.bg-orb {
  position: fixed; border-radius:50%; filter: blur(60px); z-index:0; pointer-events:none; opacity:.55;
  animation: float 18s var(--ease) infinite;
}
.bg-orb.o1 { width:380px; height:380px; background:var(--violet); top:-80px; left:-60px; }
.bg-orb.o2 { width:300px; height:300px; background:var(--cyan); top:40%; right:-80px; animation-delay:-6s; }
.bg-orb.o3 { width:260px; height:260px; background:var(--pink); bottom:-60px; left:35%; animation-delay:-11s; }
@keyframes float {
  0%,100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px,-30px) scale(1.08); }
  66% { transform: translate(-25px,35px) scale(.95); }
}

/* cursor glow */
.cursor-glow {
  position: fixed; width:520px; height:520px; border-radius:50%; pointer-events:none; z-index:1;
  background: radial-gradient(circle, var(--glow-violet), transparent 60%);
  transform: translate(-50%,-50%); left:-9999px; top:-9999px; opacity:0; transition: opacity .4s ease;
  mix-blend-mode: screen;
}

/* ---------- Layout ---------- */
.wrap { width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; position:relative; z-index:2; }
section { position:relative; z-index:2; padding: clamp(70px, 10vw, 130px) 0; }
.eyebrow {
  display:inline-flex; align-items:center; gap:8px; font-family:var(--font-ui);
  font-size:.78rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:var(--cyan); padding:7px 14px; border:1px solid var(--stroke); border-radius:100px;
  background:var(--glass); backdrop-filter: blur(8px);
}
.eyebrow::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--cyan); box-shadow:0 0 10px var(--cyan); }
.section-head { text-align:center; max-width:720px; margin:0 auto 56px; }
.section-head h2 {
  font-family:var(--font-display); font-weight:700; letter-spacing:-.02em; line-height:1.08;
  font-size: clamp(2rem, 4.4vw, 3.1rem); margin:18px 0 14px;
}
.section-head p { color:var(--ink-soft); font-size:1.05rem; }

.grad-text {
  background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;
}

/* ---------- Navbar ---------- */
.nav {
  position:fixed; top:0; left:0; right:0; z-index:50; transition: all .4s var(--ease);
  padding:18px 0;
}
.nav.scrolled { padding:10px 0; }
.nav-inner {
  max-width:var(--maxw); margin:0 auto; padding:0 24px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
  transition: all .4s var(--ease);
}
.nav.scrolled .nav-inner {
  background:rgba(10,10,22,.7); backdrop-filter: blur(18px) saturate(140%);
  border:1px solid var(--stroke); border-radius:100px; padding:10px 14px 10px 20px;
  box-shadow: var(--shadow);
}
.brand { display:flex; align-items:center; gap:11px; font-family:var(--font-display); font-weight:700; font-size:1.25rem; letter-spacing:-.02em; }
.brand .mark {
  width:38px; height:38px; border-radius:11px; display:grid; place-items:center;
  background:var(--grad-brand); box-shadow:0 8px 24px -6px var(--glow-violet); font-size:20px;
  transform: rotate(-6deg);
}
.nav-links { display:flex; align-items:center; gap:6px; }
.nav-links a {
  font-family:var(--font-ui); font-weight:500; font-size:.95rem; color:var(--ink-soft);
  padding:9px 14px; border-radius:100px; transition: all .25s var(--ease);
}
.nav-links a:hover { color:var(--ink); background:var(--glass); }
.nav-cta { display:flex; align-items:center; gap:10px; }

/* buttons */
.btn {
  font-family:var(--font-ui); font-weight:600; font-size:.98rem; cursor:pointer; border:none;
  display:inline-flex; align-items:center; gap:9px; padding:13px 24px; border-radius:100px;
  transition: transform .3s var(--ease-bounce), box-shadow .3s var(--ease), background .3s var(--ease);
  will-change: transform;
}
.btn-primary {
  color:#0a0a14; background:var(--grad-brand); background-size:160% 160%;
  box-shadow:0 10px 30px -8px var(--glow-violet);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow:0 18px 44px -10px var(--glow-violet); background-position:100% 0; }
.btn-ghost {
  color:var(--ink); background:var(--glass); border:1px solid var(--stroke);
}
.btn-ghost:hover { transform: translateY(-3px); background:var(--glass-2); border-color:var(--stroke-strong); }
.btn-lg { padding:16px 30px; font-size:1.05rem; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(120px, 16vh, 180px); padding-bottom: clamp(50px,8vw,90px); }
.hero-grid {
  display:grid; grid-template-columns: 1.05fr .95fr; gap:clamp(30px,5vw,70px); align-items:center;
}
.hero-badge {
  display:inline-flex; align-items:center; gap:10px; font-family:var(--font-ui); font-weight:600;
  font-size:.85rem; color:var(--ink); padding:8px 8px 8px 16px; border-radius:100px;
  background:var(--glass); border:1px solid var(--stroke); margin-bottom:26px;
}
.hero-badge .pill { background:var(--grad-brand); color:#0a0a14; font-size:.72rem; font-weight:700;
  padding:4px 11px; border-radius:100px; letter-spacing:.04em; }
.hero h1 {
  font-family:var(--font-display); font-weight:700; letter-spacing:-.035em; line-height:1.02;
  font-size: clamp(2.6rem, 6vw, 4.6rem); margin-bottom:22px;
}
.hero p.lead { font-size: clamp(1.05rem,1.6vw,1.22rem); color:var(--ink-soft); max-width:520px; margin-bottom:34px; }
.hero p.lead b { color:var(--ink); font-weight:600; }
.hero-cta { display:flex; flex-wrap:wrap; gap:14px; margin-bottom:40px; }
.hero-meta { display:flex; align-items:center; gap:22px; flex-wrap:wrap; color:var(--ink-mute); font-size:.92rem; }
.hero-meta .dot { width:4px; height:4px; border-radius:50%; background:var(--ink-mute); }
.hero-meta b { color:var(--ink-soft); font-weight:600; }

/* 3D phone card */
.hero-visual { perspective: 1400px; transform: translateY(var(--py, 0px)); }
.phone-3d {
  position:relative; transform-style:preserve-3d; transform: rotateX(8deg) rotateY(-14deg);
  transition: transform .25s var(--ease); will-change:transform;
}
/* tilted back-plane = real 3D thickness */
.phone-3d::before {
  content:""; position:absolute; inset:6% -4% -10% 4%; z-index:-2; transform: translateZ(-60px) rotateX(4deg);
  border-radius:38px; background:linear-gradient(160deg,#0c2a1f,#06140f); opacity:.85;
  box-shadow:0 40px 90px -30px rgba(22,217,154,.5);
}
.phone {
  width:min(310px, 78vw); margin:0 auto; border-radius:38px; padding:12px;
  background:linear-gradient(160deg, #0d1f1a, #07120f);
  border:1px solid var(--stroke-strong);
  box-shadow: var(--shadow-glow), inset 0 1px 0 rgba(255,255,255,.08);
}
.phone-screen {
  border-radius:28px; background:linear-gradient(180deg,#0a1814,#050d0a);
  padding:18px; min-height:520px; display:flex; flex-direction:column; gap:14px; overflow:hidden;
}
.ps-top { display:flex; align-items:center; justify-content:space-between; }
.ps-top .chip { font-size:.7rem; color:var(--ink-mute); }
.ps-bal { font-family:var(--font-display); font-size:2.1rem; font-weight:700; }
.ps-bal small { font-size:.9rem; color:var(--cyan); }
.ps-row { display:flex; gap:10px; }
.ps-card { flex:1; background:var(--glass); border:1px solid var(--stroke); border-radius:14px; padding:12px; }
.ps-card .k { font-size:.66rem; color:var(--ink-mute); text-transform:uppercase; letter-spacing:.08em; }
.ps-card .v { font-family:var(--font-display); font-weight:600; font-size:1.05rem; margin-top:4px; }
.ps-list { display:flex; flex-direction:column; gap:8px; margin-top:4px; }
.ps-item { display:flex; align-items:center; gap:10px; background:var(--glass); border:1px solid var(--stroke);
  border-radius:12px; padding:9px 11px; font-size:.82rem; }
.ps-item .ic { width:30px; height:30px; border-radius:9px; display:grid; place-items:center; font-size:15px;
  background:var(--grad-brand-soft); border:1px solid var(--stroke); }
.ps-item .am { margin-left:auto; font-family:var(--font-display); font-weight:600; }
.ps-voice { margin-top:auto; display:flex; align-items:center; gap:10px; justify-content:center;
  background:var(--grad-brand); color:#0a0a14; font-weight:600; font-size:.85rem; padding:11px; border-radius:14px; }
.ps-eq { display:flex; align-items:flex-end; gap:3px; height:16px; }
.ps-eq i { width:3px; background:#0a0a14; border-radius:2px; animation:eq 1s ease-in-out infinite; }
.ps-eq i:nth-child(2){animation-delay:.15s;} .ps-eq i:nth-child(3){animation-delay:.3s;}
.ps-eq i:nth-child(4){animation-delay:.45s;} .ps-eq i:nth-child(5){animation-delay:.6s;}
@keyframes eq { 0%,100%{height:5px;} 50%{height:16px;} }
/* glow halo behind phone */
.phone-3d::after {
  content:""; position:absolute; inset:-12% -16%; z-index:-1; border-radius:50%;
  background:radial-gradient(circle, var(--glow-violet), transparent 65%); filter:blur(40px); opacity:.6;
}

/* ---------- Marquee ---------- */
.marquee { padding:22px 0; border-top:1px solid var(--stroke); border-bottom:1px solid var(--stroke);
  background:rgba(255,255,255,.015); overflow:hidden; position:relative; z-index:2; }
.marquee-track { display:flex; gap:48px; white-space:nowrap; width:max-content; animation: scroll 28s linear infinite; }
.marquee:hover .marquee-track { animation-play-state:paused; }
.marquee span { font-family:var(--font-display); font-weight:600; font-size:1.05rem; color:var(--ink-soft);
  display:inline-flex; align-items:center; gap:12px; }
.marquee span::before { content:"✦"; color:var(--cyan); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Bento features ---------- */
.bento { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.tile {
  position:relative; background:var(--glass); border:1px solid var(--stroke); border-radius:var(--radius);
  padding:28px; overflow:hidden; transition: transform .5s var(--ease), border-color .4s var(--ease), background .4s var(--ease);
  backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 18px 40px -28px rgba(0,0,0,.6);
}
.tile::before {
  content:""; position:absolute; inset:0; border-radius:inherit; padding:1px; opacity:.5; transition:opacity .4s var(--ease);
  background:var(--grad-brand); -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude; pointer-events:none;
}
.tile:hover { transform: translateY(-6px); background:var(--glass-2); }
.tile:hover::before { opacity:1; }
.tile .ic {
  width:54px; height:54px; border-radius:15px; display:grid; place-items:center; font-size:26px; margin-bottom:18px;
  background:var(--grad-brand-soft); border:1px solid var(--stroke); box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}
.tile h3 { font-family:var(--font-display); font-weight:600; font-size:1.25rem; margin-bottom:9px; letter-spacing:-.01em; }
.tile p { color:var(--ink-soft); font-size:.96rem; }
.tile.span2 { grid-column: span 2; }
.tile.span3 { grid-column: span 3; }
.tile .glow-corner { position:absolute; right:-40px; top:-40px; width:160px; height:160px; border-radius:50%;
  background:radial-gradient(circle,var(--glow-violet),transparent 70%); filter:blur(20px); opacity:.4; pointer-events:none; }

/* ---------- Voice demo ---------- */
.voice-demo { display:grid; grid-template-columns: 1fr 1fr; gap:clamp(24px,4vw,56px); align-items:center;
  background:linear-gradient(135deg, rgba(22,217,154,.12), rgba(94,234,212,.06));
  border:1px solid var(--stroke-strong); border-radius:28px; padding:clamp(28px,4vw,52px);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 30px 80px -40px var(--glow-violet);
}
.voice-visual { perspective:1000px; transform: translateY(calc(var(--py, 0px) * -1)); }
.mic-orb {
  position:relative; width:240px; height:240px; margin:0 auto; border-radius:50%;
  background:radial-gradient(circle at 35% 30%, #5eead4, #16d99a 55%, #0c2a1f);
  box-shadow: 0 30px 80px -20px var(--glow-violet), inset 0 4px 20px rgba(255,255,255,.25);
  display:grid; place-items:center; font-size:64px; transform-style:preserve-3d;
  animation: orbBob 5s var(--ease) infinite;
}
@keyframes orbBob { 0%,100%{transform:translateY(0) rotateY(0);} 50%{transform:translateY(-14px) rotateY(12deg);} }
.mic-orb.listening { animation: orbPulse 1.4s var(--ease) infinite; }
@keyframes orbPulse { 0%,100%{box-shadow:0 0 0 0 var(--glow-violet), 0 30px 80px -20px var(--glow-violet);} 50%{box-shadow:0 0 0 26px transparent, 0 30px 80px -20px var(--glow-violet);} }
.mic-ring { position:absolute; inset:-14px; border-radius:50%; border:1px solid rgba(255,255,255,.25); animation: ring 4s linear infinite; }
@keyframes ring { to { transform: rotate(360deg); } }
.voice-transcript { font-family:var(--font-display); font-size:clamp(1.4rem,3vw,2rem); font-weight:500; line-height:1.3;
  min-height:3.2em; margin-bottom:18px; }
.voice-transcript .hl { background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent; }
.voice-sub { color:var(--ink-mute); margin-bottom:22px; min-height:1.4em; }
.voice-btn { font-family:var(--font-ui); font-weight:600; }

/* ---------- Stats ---------- */
.stats { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.stat {
  text-align:center; padding:34px 18px; background:var(--glass); border:1px solid var(--stroke);
  border-radius:var(--radius); backdrop-filter:blur(8px); position:relative; overflow:hidden;
}
.stat .num { font-family:var(--font-display); font-weight:700; font-size:clamp(2.4rem,5vw,3.4rem); line-height:1;
  background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat .lbl { color:var(--ink-soft); margin-top:10px; font-size:.95rem; }

/* ---------- Steps ---------- */
.steps { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.step { position:relative; padding:30px 26px; background:var(--glass); border:1px solid var(--stroke);
  border-radius:var(--radius); transition: transform .5s var(--ease); }
.step:hover { transform: translateY(-6px); }
.step .n { font-family:var(--font-display); font-weight:700; font-size:2.6rem; line-height:1;
  background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent; opacity:.9; }
.step h3 { font-family:var(--font-display); font-weight:600; font-size:1.2rem; margin:14px 0 8px; }
.step p { color:var(--ink-soft); font-size:.95rem; }

/* ---------- Reviews ---------- */
.reviews { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.review { background:var(--glass); border:1px solid var(--stroke); border-radius:var(--radius); padding:26px;
  backdrop-filter:blur(8px); transition: transform .5s var(--ease), border-color .4s var(--ease); }
.review:hover { transform: translateY(-6px); border-color:var(--stroke-strong); }
.stars { color:var(--cyan); letter-spacing:2px; margin-bottom:12px; font-size:1rem; }
.review p { color:var(--ink-soft); font-size:.97rem; margin-bottom:18px; }
.review .who { display:flex; align-items:center; gap:12px; }
.avatar { width:42px; height:42px; border-radius:12px; display:grid; place-items:center; font-family:var(--font-display);
  font-weight:700; background:var(--grad-brand-soft); border:1px solid var(--stroke); }
.who .nm { font-weight:600; font-family:var(--font-ui); font-size:.95rem; }
.who .rl { color:var(--ink-mute); font-size:.82rem; }

/* ---------- FAQ ---------- */
.faq { max-width:760px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }
.faq-item { background:var(--glass); border:1px solid var(--stroke); border-radius:18px; overflow:hidden;
  transition: border-color .3s var(--ease); }
.faq-item.open { border-color:var(--stroke-strong); }
.faq-q { width:100%; text-align:left; background:none; border:none; color:var(--ink); cursor:pointer;
  font-family:var(--font-display); font-weight:500; font-size:1.08rem; padding:20px 22px; display:flex;
  align-items:center; justify-content:space-between; gap:16px; }
.faq-q .pm { width:26px; height:26px; border-radius:50%; border:1px solid var(--stroke-strong); display:grid; place-items:center;
  font-size:1.1rem; transition: transform .3s var(--ease), background .3s; flex:none; }
.faq-item.open .pm { transform: rotate(45deg); background:var(--grad-brand); color:#0a0a14; border-color:transparent; }
.faq-a { max-height:0; overflow:hidden; transition: max-height .4s var(--ease); }
.faq-a p { padding:0 22px 22px; color:var(--ink-soft); font-size:.98rem; }

/* ---------- CTA ---------- */
.cta-box { position:relative; text-align:center; padding:clamp(40px,6vw,80px) 24px; border-radius:32px;
  border:1px solid var(--stroke); background:var(--grad-brand-soft); overflow:hidden; backdrop-filter:blur(10px); }
.cta-box::before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 50% 0%, var(--glow-violet), transparent 60%);
  opacity:.6; pointer-events:none; }
.cta-box h2 { font-family:var(--font-display); font-weight:700; font-size:clamp(2rem,4.5vw,3rem); letter-spacing:-.02em;
  position:relative; margin-bottom:14px; }
.cta-box p { color:var(--ink-soft); margin-bottom:30px; position:relative; font-size:1.05rem; }
.cta-box .hero-cta { justify-content:center; position:relative; }

/* ---------- Footer ---------- */
.footer { position:relative; z-index:2; border-top:1px solid var(--stroke); padding:40px 0; }
.footer-inner { max-width:var(--maxw); margin:0 auto; padding:0 24px; display:flex; align-items:center;
  justify-content:space-between; gap:20px; flex-wrap:wrap; color:var(--ink-mute); font-size:.9rem; }
.footer-links { display:flex; gap:22px; }
.footer-links a:hover { color:var(--ink); }
.footer .brand { font-size:1.05rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity:0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.visible { opacity:1; transform:none; }
.reveal.d1 { transition-delay:.08s; } .reveal.d2 { transition-delay:.16s; }
.reveal.d3 { transition-delay:.24s; } .reveal.d4 { transition-delay:.32s; }

/* ---------- Mobile menu ---------- */
.mobile-toggle { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px; }
.mobile-toggle span { width:24px; height:2px; background:var(--ink); border-radius:2px; transition: all .3s var(--ease); }
.mobile-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.mobile-toggle.open span:nth-child(2){ opacity:0; }
.mobile-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { position:fixed; inset:0 0 0 auto; width:min(82vw,320px); z-index:60; background:rgba(8,8,18,.96);
  backdrop-filter:blur(20px); border-left:1px solid var(--stroke); padding:90px 28px 28px;
  display:flex; flex-direction:column; gap:6px; transform: translateX(100%); transition: transform .45s var(--ease); }
.mobile-menu.open { transform:none; }
.mobile-menu a { font-family:var(--font-ui); font-weight:500; font-size:1.05rem; color:var(--ink-soft);
  padding:14px 16px; border-radius:14px; }
.mobile-menu a:hover { background:var(--glass); color:var(--ink); }
.mobile-menu .btn { justify-content:center; margin-top:14px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid, .voice-demo { grid-template-columns:1fr; }
  .hero-visual { order:-1; margin-bottom:10px; }
  .bento, .steps, .reviews, .stats { grid-template-columns:1fr 1fr; }
  .tile.span2, .tile.span3 { grid-column: span 2; }
  .nav-links { display:none; }
  .nav-cta .btn-ghost { display:none; }
  .mobile-toggle { display:flex; }
}
@media (max-width: 600px) {
  .bento, .steps, .reviews, .stats { grid-template-columns:1fr; }
  .tile.span2, .tile.span3 { grid-column: span 1; }
  .phone-3d { transform: rotateX(4deg) rotateY(-8deg); }
  .hero-cta .btn { flex:1; justify-content:center; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration:.001ms !important; animation-iteration-count:1 !important;
    transition-duration:.001ms !important; scroll-behavior:auto !important; }
  .reveal { opacity:1; transform:none; }
  .bg-orb, .mic-orb, .mic-ring, .ps-eq i { animation:none !important; }
}

/* keyboard focus */
a:focus-visible, button:focus-visible { outline:2px solid var(--cyan); outline-offset:3px; border-radius:8px; }