/* ═══════════════════════════════════════════════════════════════
   LUMINA BINAURAL AI — Website Stylesheet
   Dark luxury aesthetic with teal/cyan accent
═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #0a0a0c;
  --bg-2: #111116;
  --bg-3: #18181f;
  --card: #14141a;
  --card-border: rgba(255,255,255,0.06);
  --accent: #00e5ff;
  --accent-2: #00bcd4;
  --accent-glow: rgba(0,229,255,0.18);
  --accent-glow-strong: rgba(0,229,255,0.35);
  --purple: #7c3aed;
  --text: #f0f0f5;
  --text-2: #9999aa;
  --text-3: #555566;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 40px rgba(0,229,255,0.2);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

/* ═══ SCROLLBAR ═══ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent-2); border-radius: 3px; }

/* ═══ SELECTION ═══ */
::selection { background: rgba(0,229,255,0.25); color: var(--text); }

/* ════════════════════════════════════════════
   NOTIFICATION BAR
════════════════════════════════════════════ */
.notif-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: linear-gradient(135deg, #00bcd4, #006064);
  color: #000;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 20px;
  font-family: var(--font-body); font-size: .875rem; font-weight: 500;
  transition: transform .4s ease;
}
.notif-bar.hidden { transform: translateY(-100%); }
.notif-icon { font-size: 1.1rem; }
.notif-bar p { flex: 1; }
.notif-btn {
  background: rgba(0,0,0,0.2); color: #000;
  border: 1px solid rgba(0,0,0,0.3);
  padding: 5px 14px; border-radius: 20px;
  font-weight: 600; cursor: pointer; font-size: .8rem;
  transition: background .2s;
}
.notif-btn:hover { background: rgba(0,0,0,0.35); }
.notif-close {
  background: none; border: none; cursor: pointer;
  font-size: 1rem; color: rgba(0,0,0,0.6); padding: 4px;
  line-height: 1;
}

/* ════════════════════════════════════════════
   NAV
════════════════════════════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  background: rgba(10,10,12,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  transition: background .3s;
}
.nav.scrolled { background: rgba(10,10,12,0.95); }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 40px;
  height: 68px;
}
.nav-logo {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 700;
  flex-shrink: 0;
}
.logo-icon { color: var(--accent); font-size: 1.4rem; line-height: 1; }

/* ── NAV LOGO IMAGE ── */
.nav-logo-img-wrap {
  position: relative; width: 36px; height: 36px; flex-shrink: 0;
}
.nav-logo-img {
  width: 36px; height: 36px; border-radius: 10px;
  object-fit: cover;
  display: block;
  position: relative; z-index: 1;
  transition: transform .3s ease;
}
.nav-logo:hover .nav-logo-img { transform: scale(1.08) rotate(-3deg); }
.nav-logo-ring {
  position: absolute; inset: -3px; border-radius: 13px;
  border: 1.5px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--purple)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out; mask-composite: exclude;
  animation: ringPulse 3s ease-in-out infinite;
}
@keyframes ringPulse {
  0%,100% { opacity: .5; } 50% { opacity: 1; }
}

/* ── HERO INTERACTIVE LOGO SHOWCASE ── */
.hero-logo-showcase {
  position: relative;
  width: 180px; height: 180px;
  margin-bottom: 28px;
  display: flex; align-items: center; justify-content: center;
  animation: fadeSlideUp .8s ease both;
}

/* Rings */
.hls-outer-ring, .hls-mid-ring, .hls-inner-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(0,229,255,0.15);
}
.hls-outer-ring {
  width: 180px; height: 180px;
  border-color: rgba(0,229,255,0.12);
  animation: ringRotate 20s linear infinite;
}
.hls-mid-ring {
  width: 140px; height: 140px;
  border-color: rgba(124,58,237,0.2);
  animation: ringRotate 14s linear infinite reverse;
}
.hls-inner-ring {
  width: 104px; height: 104px;
  border-color: rgba(0,229,255,0.25);
  animation: ringRotate 8s linear infinite;
}
@keyframes ringRotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* Pulse glow behind logo */
.hls-pulse {
  position: absolute; width: 80px; height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,229,255,0.3), transparent 70%);
  animation: hlsPulse 2.5s ease-in-out infinite;
}
@keyframes hlsPulse {
  0%,100% { transform: scale(1); opacity: .5; }
  50% { transform: scale(1.4); opacity: 1; }
}

/* Logo image */
.hls-img-wrap {
  position: relative; z-index: 5;
  width: 72px; height: 72px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 0 30px rgba(0,229,255,0.35), 0 8px 24px rgba(0,0,0,0.6);
  transition: transform .3s ease;
  cursor: pointer;
}
.hls-img-wrap:hover { transform: scale(1.08); }
.hls-img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform .4s ease;
}
.hls-img-wrap:hover .hls-img { transform: scale(1.05); }

/* Orbiting dots */
.hls-orbit {
  position: absolute; border-radius: 50%;
  display: flex; align-items: flex-start; justify-content: center;
  animation: orbitSpin linear infinite;
}
.hls-orbit-1 { width: 140px; height: 140px; animation-duration: 6s; }
.hls-orbit-2 { width: 160px; height: 160px; animation-duration: 9s; animation-direction: reverse; }
.hls-orbit-3 { width: 180px; height: 180px; animation-duration: 13s; }
@keyframes orbitSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.hls-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--c);
  box-shadow: 0 0 10px var(--c), 0 0 20px var(--c);
  margin-top: -5px;
  animation: dotCounter linear infinite;
}
.hls-orbit-1 .hls-dot { animation-duration: 6s; }
.hls-orbit-2 .hls-dot { animation-duration: 9s; animation-direction: reverse; }
.hls-orbit-3 .hls-dot { animation-duration: 13s; }
@keyframes dotCounter { from { transform: rotate(0deg); } to { transform: rotate(-360deg); } }

/* Frequency labels that float around */
.hls-freq-labels { position: absolute; inset: 0; pointer-events: none; }
.hls-freq {
  position: absolute; font-family: var(--font-mono); font-size: .6rem;
  color: var(--accent); opacity: .6; letter-spacing: .05em;
  top: 50%; left: 50%;
  transform: rotate(var(--angle)) translateY(-100px) rotate(calc(-1 * var(--angle)));
  white-space: nowrap;
}

/* Footer logo size tweak */
.footer-logo .nav-logo-img { width: 32px; height: 32px; border-radius: 9px; }
.footer-logo .nav-logo-ring { border-radius: 12px; }
.logo-text { font-size: 1.1rem; letter-spacing: -.02em; }
.logo-sub {
  font-size: .7rem; color: var(--accent); background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.2); border-radius: 4px;
  padding: 2px 6px; font-family: var(--font-mono); letter-spacing: .05em;
}
.nav-links {
  display: flex; gap: 8px; list-style: none; margin-left: auto;
}
.nav-links a {
  font-size: .875rem; color: var(--text-2); padding: 8px 14px;
  border-radius: 8px; transition: color .2s, background .2s;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-links .nav-cta {
  background: var(--accent); color: #000 !important; font-weight: 700;
  border-radius: 10px; padding: 8px 20px;
}
.nav-links .nav-cta:hover { background: var(--accent-2); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px; margin-left: auto;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: all .3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu {
  display: none; flex-direction: column; gap: 4px;
  padding: 12px 24px 16px; border-top: 1px solid var(--card-border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text-2); font-size: .95rem; padding: 10px 12px;
  border-radius: 8px; transition: all .2s; font-weight: 500;
}
.mobile-menu a:hover { color: var(--text); background: var(--card); }

/* ════════════════════════════════════════════
   HERO
════════════════════════════════════════════ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
}
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .25;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #00bcd4, transparent);
  top: -100px; left: -100px;
  animation-delay: 0s;
}
.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #7c3aed, transparent);
  bottom: 0; right: -50px;
  animation-delay: -3s;
}
.orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #00e5ff, transparent);
  top: 50%; right: 30%;
  animation-delay: -5s; opacity: .12;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-20px) scale(1.05); }
  66% { transform: translate(-20px,15px) scale(.95); }
}
#wave-canvas {
  position: absolute; bottom: 0; left: 0; right: 0;
  width: 100%; opacity: .15;
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 560px; flex-shrink: 0;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,229,255,0.08); border: 1px solid rgba(0,229,255,0.2);
  color: var(--accent); padding: 6px 14px;
  border-radius: 20px; font-size: .8rem; font-weight: 600;
  font-family: var(--font-mono); letter-spacing: .05em;
  margin-bottom: 28px;
  animation: fadeSlideUp .8s ease both;
}
.badge-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.8); }
}
.hero-title {
  font-family: var(--font-display); font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800; line-height: 1.05; letter-spacing: -.03em;
  margin-bottom: 24px;
  animation: fadeSlideUp .8s ease .15s both;
}
.gradient-text {
  background: linear-gradient(135deg, var(--accent), #7c3aed, var(--accent));
  background-size: 200% 200%;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradShift 4s ease-in-out infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.hero-desc {
  color: var(--text-2); font-size: 1.05rem; line-height: 1.7;
  margin-bottom: 36px; max-width: 480px;
  animation: fadeSlideUp .8s ease .3s both;
}
.hero-cta-group {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeSlideUp .8s ease .45s both;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: #000;
  padding: 14px 28px; border-radius: var(--radius);
  font-weight: 700; font-size: .95rem;
  transition: all .25s; box-shadow: 0 0 30px rgba(0,229,255,0.3);
}
.btn-primary svg { width: 18px; height: 18px; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 50px rgba(0,229,255,0.5); background: #26f0ff; }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: var(--text); padding: 14px 24px; border-radius: var(--radius);
  font-weight: 600; font-size: .95rem;
  transition: all .25s;
}
.btn-secondary svg { width: 16px; height: 16px; }
.btn-secondary:hover { background: rgba(255,255,255,0.08); transform: translateY(-2px); }
.hero-stats {
  display: flex; align-items: center; gap: 28px;
  animation: fadeSlideUp .8s ease .6s both;
}
.stat { text-align: center; }
.stat-num { display: block; font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; color: var(--accent); line-height: 1; }
.stat-label { font-size: .75rem; color: var(--text-3); margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--card-border); }

/* Hero phone */
.hero-phones {
  position: relative; z-index: 1;
  margin-left: auto; flex-shrink: 0;
  animation: fadeSlideUp 1s ease .3s both;
}
.phone-mockup {
  position: relative; display: inline-block;
}
.phone-shell {
  width: 240px;
  background: #1a1a22;
  border-radius: 40px;
  border: 2px solid rgba(255,255,255,0.1);
  padding: 20px 12px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.8), 0 0 0 1px rgba(255,255,255,0.05) inset;
  position: relative; overflow: hidden;
}
.phone-notch {
  width: 80px; height: 24px;
  background: #0a0a0c; border-radius: 0 0 16px 16px;
  margin: 0 auto 12px;
}
.phone-screen { border-radius: 20px; overflow: hidden; }
.phone-img { width: 100%; display: none; border-radius: 4px; }
.phone-img.active { display: block; }
.phone-glow {
  position: absolute; bottom: -40px; left: 50%; transform: translateX(-50%);
  width: 200px; height: 100px;
  background: radial-gradient(ellipse, rgba(0,229,255,0.3), transparent 70%);
  pointer-events: none;
}

.hero-scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-3); font-size: .75rem; font-family: var(--font-mono);
  letter-spacing: .1em;
  animation: fadeIn 1s ease 1.5s both;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ════════════════════════════════════════════
   MARQUEE
════════════════════════════════════════════ */
.marquee-strip {
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  background: var(--bg-2); overflow: hidden; padding: 14px 0;
}
.marquee-track {
  display: flex; gap: 32px; align-items: center;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  width: max-content;
}
.marquee-track span { font-family: var(--font-mono); font-size: .8rem; color: var(--text-2); letter-spacing: .05em; }
.marquee-track .dot { color: var(--accent); font-size: .5rem; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ════════════════════════════════════════════
   SECTION COMMONS
════════════════════════════════════════════ */
.section-label {
  font-family: var(--font-mono); font-size: .75rem; letter-spacing: .15em;
  color: var(--accent); text-transform: uppercase; margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -.03em;
  margin-bottom: 16px;
}
.section-sub {
  color: var(--text-2); font-size: 1rem; max-width: 540px; line-height: 1.7;
  margin-bottom: 60px;
}

/* ════════════════════════════════════════════
   FEATURES
════════════════════════════════════════════ */
.features { padding: 120px 0; }
.features .section-sub { margin-bottom: 60px; }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: all .3s; position: relative; overflow: hidden;
  opacity: 0; transform: translateY(20px);
  animation: fadeSlideUp .6s ease forwards;
}
.feature-card[data-delay="0"] { animation-delay: .1s; }
.feature-card[data-delay="1"] { animation-delay: .2s; }
.feature-card[data-delay="2"] { animation-delay: .3s; }
.feature-card[data-delay="3"] { animation-delay: .4s; }
.feature-card[data-delay="4"] { animation-delay: .5s; }
.feature-card[data-delay="5"] { animation-delay: .6s; }
.feature-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(var(--c-r,0),var(--c-g,229),var(--c-b,255),0.05), transparent);
  opacity: 0; transition: opacity .3s;
}
.feature-card:hover { border-color: rgba(255,255,255,0.12); transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 0 20px color-mix(in srgb, var(--c) 30%, transparent);
}
.feature-icon svg {
  width: 24px; height: 24px;
  stroke: var(--c);
}
.feature-card h3 {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  margin-bottom: 10px; letter-spacing: -.02em;
}
.feature-card p { font-size: .9rem; color: var(--text-2); line-height: 1.6; }
.feature-tag {
  display: inline-block; margin-top: 12px;
  background: rgba(0,229,255,0.1); border: 1px solid rgba(0,229,255,0.25);
  color: var(--accent); padding: 3px 10px; border-radius: 20px;
  font-size: .7rem; font-family: var(--font-mono); letter-spacing: .05em;
}

/* ════════════════════════════════════════════
   SCREENS SECTION
════════════════════════════════════════════ */
.screens { padding: 120px 0; background: var(--bg-2); }
.screens-showcase {
  display: flex; gap: 48px; align-items: flex-start;
  max-width: 1200px; margin: 60px auto 0;
  padding: 0 24px;
}
.screen-tabs {
  display: flex; flex-direction: column; gap: 8px;
  flex-shrink: 0; width: 220px;
}
.screen-tab {
  display: flex; align-items: center; gap: 12px;
  background: none; border: 1px solid var(--card-border);
  color: var(--text-2); padding: 14px 16px;
  border-radius: var(--radius); cursor: pointer;
  text-align: left; transition: all .25s; width: 100%;
  font-family: var(--font-body);
}
.tab-icon { font-size: 1.2rem; flex-shrink: 0; }
.screen-tab div strong { display: block; font-size: .85rem; color: var(--text); margin-bottom: 2px; }
.screen-tab div small { font-size: .72rem; color: var(--text-3); }
.screen-tab.active {
  background: rgba(0,229,255,0.08); border-color: rgba(0,229,255,0.3);
  color: var(--accent);
}
.screen-tab.active strong { color: var(--accent); }
.screen-tab:hover:not(.active) { background: var(--card); border-color: rgba(255,255,255,0.1); color: var(--text); }

.screen-phone-wrap {
  flex-shrink: 0; display: flex; flex-direction: column; align-items: center; gap: 20px;
}
.screen-phone {
  position: relative; display: inline-block;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.7));
}
.sp-shell {
  width: 260px;
  background: #1c1c24;
  border-radius: 44px;
  border: 2.5px solid rgba(255,255,255,0.1);
  padding: 22px 14px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04) inset;
}
.sp-notch {
  width: 90px; height: 26px;
  background: #0a0a0c; border-radius: 0 0 18px 18px;
  margin: 0 auto 14px;
}
.sp-screen { border-radius: 22px; overflow: hidden; position: relative; min-height: 430px; }
.sp-img {
  width: 100%; display: none; border-radius: 4px;
  transition: opacity .4s;
}
.sp-img.active { display: block; animation: screenFade .4s ease; }
@keyframes screenFade { from { opacity: 0; } to { opacity: 1; } }
.sp-glow {
  position: absolute; bottom: -50px; left: 50%; transform: translateX(-50%);
  width: 220px; height: 120px;
  background: radial-gradient(ellipse, rgba(0,229,255,0.25), transparent 70%);
  pointer-events: none;
}
.screen-dots { display: flex; gap: 8px; }
.sdot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--card-border); border: none; cursor: pointer;
  transition: all .25s;
}
.sdot.active { background: var(--accent); transform: scale(1.3); }

.screen-desc-wrap { flex: 1; min-height: 300px; }
.screen-desc {
  display: none; opacity: 0;
  animation: fadeSlideUp .4s ease forwards;
}
.screen-desc.active { display: block; }
.screen-desc h3 {
  font-family: var(--font-display); font-size: 1.8rem;
  font-weight: 800; margin-bottom: 16px; letter-spacing: -.03em;
}
.screen-desc p { color: var(--text-2); line-height: 1.7; margin-bottom: 24px; }
.screen-desc ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.screen-desc li {
  color: var(--text-2); font-size: .9rem; padding: 10px 14px;
  background: var(--card); border-radius: 10px;
  border: 1px solid var(--card-border);
}

/* ════════════════════════════════════════════
   AI GUIDE SECTION
════════════════════════════════════════════ */
.ai-guide {
  padding: 120px 0; position: relative; overflow: hidden;
}
.ai-bg { position: absolute; inset: 0; pointer-events: none; }
.ai-orb {
  position: absolute; border-radius: 50%;
  filter: blur(100px); opacity: .15;
}
.ai-orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #7c3aed, transparent);
  top: -200px; right: -100px;
}
.ai-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #00e5ff, transparent);
  bottom: -100px; left: -100px;
}
.ai-inner {
  display: flex; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}
.ai-text { flex: 1; }
.ai-text p { color: var(--text-2); line-height: 1.7; margin-bottom: 40px; }
.ai-steps { display: flex; flex-direction: column; gap: 24px; }
.ai-step { display: flex; gap: 20px; align-items: flex-start; }
.step-num {
  font-family: var(--font-mono); font-size: 1.4rem; font-weight: 700;
  color: var(--accent); opacity: .5; flex-shrink: 0; width: 36px;
  line-height: 1.3;
}
.step-body strong { display: block; font-size: 1rem; margin-bottom: 4px; }
.step-body p { color: var(--text-2); font-size: .875rem; }

/* AI Chat Phone */
.ai-demo { flex-shrink: 0; }
.ai-chat-phone {
  position: relative;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.6));
}
.acp-shell {
  width: 290px;
  background: #16161e;
  border-radius: 40px;
  border: 2px solid rgba(255,255,255,0.08);
  overflow: hidden;
  box-shadow: 0 0 60px rgba(0,229,255,0.1);
}
.acp-screen { padding: 0; display: flex; flex-direction: column; height: 500px; }
.acp-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 20px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-family: var(--font-display); font-size: .9rem; font-weight: 700;
}
.acp-logo { color: var(--accent); }
.acp-status { font-family: var(--font-mono); font-size: .65rem; color: #10b981; letter-spacing: .05em; }
.acp-messages {
  flex: 1; padding: 16px; display: flex; flex-direction: column; gap: 12px;
  overflow-y: auto; overflow-x: hidden;
}
.acp-messages::-webkit-scrollbar { width: 3px; }
.acp-messages::-webkit-scrollbar-thumb { background: var(--accent-2); }
.chat-msg { display: flex; max-width: 85%; }
.chat-msg.bot { align-self: flex-start; }
.chat-msg.user { align-self: flex-end; flex-direction: row-reverse; }
.msg-bubble {
  padding: 10px 14px; border-radius: 16px;
  font-size: .82rem; line-height: 1.5;
}
.chat-msg.bot .msg-bubble {
  background: rgba(0,229,255,0.08); border: 1px solid rgba(0,229,255,0.15);
  color: var(--text); border-bottom-left-radius: 4px;
}
.chat-msg.user .msg-bubble {
  background: var(--accent); color: #000; font-weight: 500;
  border-bottom-right-radius: 4px;
}
.chat-msg.typing .msg-bubble { display: flex; gap: 4px; align-items: center; padding: 14px 16px; }
.typing-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); opacity: .6;
  animation: typingDot 1.2s ease-in-out infinite;
}
.typing-dot:nth-child(2) { animation-delay: .2s; }
.typing-dot:nth-child(3) { animation-delay: .4s; }
@keyframes typingDot {
  0%, 100% { transform: translateY(0); opacity: .4; }
  50% { transform: translateY(-4px); opacity: 1; }
}
.acp-input-wrap {
  display: flex; gap: 10px; padding: 14px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
#chat-input {
  flex: 1; background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text); padding: 10px 14px;
  border-radius: 12px; font-family: var(--font-body); font-size: .82rem;
  outline: none; transition: border-color .2s;
}
#chat-input:focus { border-color: rgba(0,229,255,0.4); }
#chat-input::placeholder { color: var(--text-3); }
#chat-send {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--accent); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s; flex-shrink: 0;
}
#chat-send:hover { transform: scale(1.05); background: #26f0ff; }
#chat-send svg { width: 16px; height: 16px; stroke: #000; }

/* ════════════════════════════════════════════
   BREATHWORK SECTION
════════════════════════════════════════════ */
.breathwork { padding: 120px 0; background: var(--bg-2); }
.breath-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.breath-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); padding: 28px;
  text-align: center; transition: all .3s;
  cursor: pointer;
}
.breath-card:hover { border-color: rgba(0,229,255,0.3); transform: translateY(-4px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.breath-icon {
  width: 60px; height: 60px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.breath-icon svg { width: 28px; height: 28px; stroke: #fff; }
.breath-card h4 {
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  margin-bottom: 6px;
}
.breath-pattern {
  font-family: var(--font-mono); font-size: .8rem; color: var(--accent);
  margin-bottom: 10px;
}
.breath-card p { font-size: .85rem; color: var(--text-2); margin-bottom: 20px; line-height: 1.5; }
.breath-try {
  background: rgba(0,229,255,0.1); color: var(--accent);
  border: 1px solid rgba(0,229,255,0.25); padding: 8px 20px;
  border-radius: 20px; cursor: pointer; font-size: .8rem; font-weight: 600;
  transition: all .2s; font-family: var(--font-body);
}
.breath-try:hover { background: var(--accent); color: #000; }

/* Breathwork Modal */
.breath-modal {
  position: fixed; inset: 0; z-index: 2000;
  display: flex; align-items: center; justify-content: center;
}
.breath-modal.hidden { display: none; }
.bm-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
}
.bm-box {
  position: relative; z-index: 1;
  background: #16161e; border: 1px solid rgba(0,229,255,0.2);
  border-radius: 28px; padding: 48px; width: 90%; max-width: 420px;
  text-align: center; box-shadow: 0 0 80px rgba(0,229,255,0.15);
}
.bm-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; color: var(--text-2);
  font-size: 1.2rem; cursor: pointer; transition: color .2s;
}
.bm-close:hover { color: var(--text); }
.bm-box h3 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 800;
  margin-bottom: 32px; letter-spacing: -.02em;
}
.bm-circle-wrap { margin-bottom: 28px; display: flex; justify-content: center; }
.bm-circle {
  width: 160px; height: 160px; border-radius: 50%;
  border: 3px solid rgba(0,229,255,0.3);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; position: relative;
  background: rgba(0,229,255,0.04);
  transition: all .5s ease;
}
.bm-circle.inhale { border-color: var(--accent); box-shadow: 0 0 40px rgba(0,229,255,0.3), inset 0 0 30px rgba(0,229,255,0.08); }
.bm-circle.hold { border-color: #f59e0b; box-shadow: 0 0 40px rgba(245,158,11,0.3); }
.bm-circle.exhale { border-color: #7c3aed; box-shadow: 0 0 40px rgba(124,58,237,0.3); }
#bm-phase { font-family: var(--font-mono); font-size: .75rem; letter-spacing: .1em; color: var(--text-2); }
#bm-count { font-family: var(--font-display); font-size: 3rem; font-weight: 800; line-height: 1; }
#bm-instruction { color: var(--text-2); font-size: .875rem; margin-bottom: 28px; }
.bm-controls { display: flex; gap: 12px; justify-content: center; }
.bm-btn {
  padding: 11px 28px; border-radius: 12px;
  background: var(--accent); color: #000; font-weight: 700;
  border: none; cursor: pointer; font-size: .875rem;
  font-family: var(--font-body); transition: all .2s;
}
.bm-btn:hover { background: #26f0ff; }
.bm-btn-ghost {
  background: var(--card); color: var(--text);
  border: 1px solid var(--card-border);
}
.bm-btn-ghost:hover { background: var(--bg-3); }

/* ════════════════════════════════════════════
   TESTIMONIALS
════════════════════════════════════════════ */
.testimonials { padding: 120px 0; }
.testi-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 60px;
}
.testi-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: all .3s;
}
.testi-card:hover { border-color: rgba(0,229,255,0.2); transform: translateY(-3px); }
.testi-stars { color: #f59e0b; font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testi-card > p {
  color: var(--text-2); font-size: .9rem; line-height: 1.7;
  margin-bottom: 24px; font-style: italic;
}
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; color: #000; flex-shrink: 0;
}
.testi-author strong { display: block; font-size: .875rem; }
.testi-author small { color: var(--text-3); font-size: .75rem; }

/* ════════════════════════════════════════════
   DOWNLOAD
════════════════════════════════════════════ */
.download {
  padding: 120px 0; position: relative; overflow: hidden;
  background: var(--bg-2);
}
.dl-bg { position: absolute; inset: 0; pointer-events: none; }
.dl-orb {
  position: absolute; border-radius: 50%;
  filter: blur(100px); opacity: .2;
}
.dl-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #00bcd4, transparent);
  top: -100px; left: -100px;
}
.dl-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #7c3aed, transparent);
  bottom: 0; right: -50px;
}
.dl-inner {
  display: flex; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}
.dl-text { flex: 1; }
.dl-text p { color: var(--text-2); line-height: 1.7; margin-bottom: 32px; }
.dl-badges { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.dl-badge {
  display: flex; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid rgba(255,255,255,0.1);
  padding: 14px 20px; border-radius: var(--radius);
  color: var(--text); transition: all .25s; min-width: 160px;
}
.dl-badge svg { width: 24px; height: 24px; flex-shrink: 0; color: var(--accent); }
.dl-badge div small { display: block; font-size: .65rem; color: var(--text-2); }
.dl-badge div strong { font-size: .95rem; font-family: var(--font-display); }
.dl-badge:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 0 30px rgba(0,229,255,0.15); }

.btn-notify {
  background: rgba(0,229,255,0.08); border: 1px solid rgba(0,229,255,0.25);
  color: var(--accent); padding: 12px 22px; border-radius: var(--radius);
  cursor: pointer; font-size: .875rem; font-weight: 600;
  font-family: var(--font-body); transition: all .2s;
}
.btn-notify:hover { background: rgba(0,229,255,0.15); }

/* Download phone stack */
.dl-phones { position: relative; flex-shrink: 0; width: 280px; height: 480px; }
.dl-phone { position: absolute; }
.dp-shell {
  background: #1c1c24; border-radius: 40px;
  border: 2px solid rgba(255,255,255,0.08);
  overflow: hidden; box-shadow: var(--shadow);
}
.dp-screen img { width: 100%; display: block; }
.dl-phone-back {
  top: 20px; left: -30px; z-index: 1;
  transform: rotate(-6deg);
  opacity: .65;
}
.dl-phone-back .dp-shell { width: 200px; }
.dl-phone-front {
  bottom: 0; right: 0; z-index: 2;
  transform: rotate(3deg);
}
.dl-phone-front .dp-shell { width: 220px; }

/* ════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════ */
.footer {
  background: var(--bg); border-top: 1px solid var(--card-border);
  padding: 80px 0 40px;
}
.footer-inner {
  display: flex; gap: 80px; margin-bottom: 60px;
}
.footer-brand { max-width: 260px; }
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-brand > p { color: var(--text-2); font-size: .875rem; line-height: 1.6; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--card); border: 1px solid var(--card-border);
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem; color: var(--text-2);
  transition: all .2s;
}
.footer-social a:hover { border-color: var(--accent); color: var(--accent); }
.footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
.fl-col { display: flex; flex-direction: column; gap: 10px; min-width: 120px; }
.fl-col strong { font-size: .8rem; color: var(--text); font-family: var(--font-mono); letter-spacing: .05em; margin-bottom: 4px; }
.fl-col a { font-size: .875rem; color: var(--text-2); transition: color .2s; }
.fl-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--card-border); padding-top: 28px;
  text-align: center;
}
.footer-bottom p { font-size: .8rem; color: var(--text-3); }

/* ════════════════════════════════════════════
   NOTIFICATION PROMPT (BOTTOM)
════════════════════════════════════════════ */
.notif-prompt {
  position: fixed; bottom: 24px; right: 24px; z-index: 1500;
  max-width: 360px;
  background: #16161e; border: 1px solid rgba(0,229,255,0.25);
  border-radius: 20px; padding: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04) inset;
  animation: slideInRight .4s ease;
}
.notif-prompt.hidden { display: none; }
@keyframes slideInRight { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.np-inner { display: flex; gap: 14px; align-items: flex-start; }
.np-icon { font-size: 1.5rem; flex-shrink: 0; }
.np-inner div strong { display: block; font-size: .9rem; margin-bottom: 4px; }
.np-inner div p { font-size: .8rem; color: var(--text-2); }
.np-btns { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.np-allow {
  background: var(--accent); color: #000; font-weight: 700;
  padding: 7px 16px; border-radius: 8px; border: none;
  cursor: pointer; font-size: .8rem; font-family: var(--font-body);
  transition: background .2s;
}
.np-allow:hover { background: #26f0ff; }
.np-deny {
  background: none; border: 1px solid var(--card-border);
  color: var(--text-2); padding: 7px 14px; border-radius: 8px;
  cursor: pointer; font-size: .8rem; font-family: var(--font-body);
  transition: all .2s;
}
.np-deny:hover { border-color: rgba(255,255,255,0.15); color: var(--text); }

/* ════════════════════════════════════════════
   ANIMATIONS
════════════════════════════════════════════ */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .screens-showcase { flex-direction: column; align-items: center; }
  .screen-tabs { flex-direction: row; flex-wrap: wrap; width: 100%; }
  .screen-tab { flex: 1; min-width: 120px; }
  .ai-inner { flex-direction: column; }
  .dl-inner { flex-direction: column; align-items: flex-start; }
  .dl-phones { margin: 0 auto; }
  .footer-inner { flex-direction: column; gap: 40px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero { flex-direction: column; padding: 100px 24px 60px; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-cta-group { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-phones { margin: 40px auto 0; }
  .features-grid { grid-template-columns: 1fr; }
  .breath-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
  .screens-showcase { gap: 24px; }
  .screen-tabs { gap: 6px; }
  .screen-tab { min-width: 80px; }
  .footer-links { gap: 32px; }
}
@media (max-width: 480px) {
  .breath-grid { grid-template-columns: 1fr; }
  .screen-tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 8px; }
  .hero-title { font-size: 2.4rem; }
  .section-title { font-size: 1.8rem; }
  .dl-phones { width: 100%; height: 320px; }
  .dl-phone-back .dp-shell { width: 150px; }
  .dl-phone-front .dp-shell { width: 170px; }
  .notif-prompt { left: 12px; right: 12px; bottom: 12px; max-width: none; }
}