/* ═══════════════════════════════════════════════════════════════
   AirSleep — Landing page styles
   Built on the AirSleep Design System tokens (colors_and_type.css)
   Display: Comfortaa (echoes the store creatives) · Body: DM Sans
═══════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Comfortaa:wght@400;500;600;700&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700;9..40,800&display=swap');

:root{
  /* base surfaces */
  --bg:#0A0E1A;
  --surface:#141828;
  --surface-2:#2A2B3D;
  --surface-3:#1A1E30;
  /* brand */
  --primary:#5C6BC0;
  --accent-2:#7986CB;
  --accent:#5C6BC0;            /* tweakable CTA color */
  --accent-soft:rgba(92,107,192,0.16);
  /* text */
  --t1:#E8EAF6;
  --t2:#9FA8DA;
  --t3:#C4C7E2;
  --divider:rgba(159,168,218,0.16);
  --logo-bg:#172855;
  --star:#cdd6ff;
  /* type */
  --display:'Comfortaa', 'DM Sans', system-ui, sans-serif;
  --body:'DM Sans', system-ui, -apple-system, sans-serif;
  /* layout */
  --maxw:1120px;
  --pad:20px;
  --radius:22px;
  --ease:cubic-bezier(0.33,1,0.68,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--t1);
  font-family:var(--body);font-size:17px;line-height:1.5;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
::selection{background:rgba(121,134,203,.35);color:#fff}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
.eyebrow{
  font-family:var(--body);font-size:12px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-2);margin:0 0 14px;
}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.01em;margin:0}
.section{position:relative;padding:84px 0}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(28px,5.4vw,42px);line-height:1.16}
.section-head p{color:var(--t2);font-size:17px;margin:16px 0 0}

/* ───────────────────────── Google Play badge ───────────────────── */
.gp-badge{
  display:inline-flex;align-items:center;gap:13px;
  background:#000;border:1px solid rgba(255,255,255,.22);
  border-radius:14px;padding:12px 20px 12px 18px;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s;
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.gp-badge:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.42);box-shadow:0 16px 40px rgba(0,0,0,.55)}
.gp-badge:active{transform:translateY(0)}
.gp-badge svg{width:26px;height:28px;flex:none}
.gp-badge .gp-txt{display:flex;flex-direction:column;line-height:1.05}
.gp-badge .gp-txt small{font-size:10px;letter-spacing:.06em;color:#cfd3df;font-weight:500}
.gp-badge .gp-txt b{font-family:var(--display);font-size:19px;font-weight:600;color:#fff;letter-spacing:.01em}
.cta-cluster{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.cta-cluster.center{align-items:center}
.coming-soon{display:inline-flex;align-items:center;gap:8px;color:var(--t2);font-size:13.5px;font-weight:500}
.coming-soon .ios-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px var(--accent-2)}

/* ───────────────────────── Android smart banner ───────────────── */
.android-banner{
  position:fixed;top:0;left:0;right:0;z-index:1200;
  display:none;align-items:center;gap:12px;
  padding:10px 14px;padding-top:calc(10px + env(safe-area-inset-top));
  background:rgba(16,20,36,.92);
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--divider);
  transform:translateY(-110%);transition:transform .42s var(--ease);
  box-shadow:0 6px 24px rgba(0,0,0,.4);
}
html[data-banner="show"] .android-banner{display:flex;transform:translateY(0)}
.android-banner .ab-close{
  appearance:none;border:0;background:transparent;color:var(--t2);
  font-size:18px;width:26px;height:26px;border-radius:8px;cursor:pointer;flex:none;line-height:1;
}
.android-banner .ab-close:hover{background:rgba(255,255,255,.08);color:var(--t1)}
.android-banner .ab-icon{width:44px;height:44px;border-radius:11px;flex:none;background:var(--logo-bg);box-shadow:0 2px 8px rgba(0,0,0,.4)}
.android-banner .ab-meta{flex:1;min-width:0}
.android-banner .ab-meta b{font-size:15px;font-weight:700;display:block;line-height:1.2}
.android-banner .ab-meta span{font-size:12.5px;color:var(--t2);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.android-banner .ab-get{
  flex:none;background:var(--accent);color:#fff;font-weight:700;font-size:14px;
  border:0;border-radius:999px;padding:9px 20px;cursor:pointer;letter-spacing:.02em;
  box-shadow:0 4px 14px var(--accent-soft);
}
.android-banner .ab-get:hover{filter:brightness(1.08)}

/* ───────────────────────── Top nav ─────────────────────────────── */
.nav{position:absolute;top:0;left:0;right:0;z-index:40;padding-top:18px}
.nav .wrap{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:11px}
.brand img{width:34px;height:34px}
.brand b{font-family:var(--display);font-size:20px;font-weight:700;letter-spacing:.005em}
.nav .nav-cta{display:none}

/* ───────────────────────── HERO (shared) ───────────────────────── */
.hero{position:relative;overflow:hidden;isolation:isolate}
.hero canvas#stars{position:absolute;inset:0;width:100%;height:100%;z-index:-2;pointer-events:none}
.hero .glow{position:absolute;inset:0;z-index:-1;pointer-events:none}

.rating-row{display:flex;align-items:center;gap:10px;color:var(--t2);font-size:14px;font-weight:500}
.stars-mini{display:inline-flex;gap:2px}
.stars-mini svg{width:16px;height:16px}
.rating-row b{color:var(--t1);font-weight:700}

.hero h1{font-size:clamp(34px,7.4vw,62px);line-height:1.06;letter-spacing:-.02em}
.hero .sub{color:var(--t2);font-size:clamp(16px,2.4vw,19px);line-height:1.5;margin:18px 0 26px;max-width:30ch}
.trust-inline{display:flex;flex-wrap:wrap;gap:8px 8px;margin-top:26px}
.trust-pill{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--t3);
  background:rgba(255,255,255,.04);border:1px solid var(--divider);border-radius:999px;padding:7px 13px}
.trust-pill svg{width:15px;height:15px;color:var(--accent-2)}

/* default (variant A) hero background */
.hero{
  background:
    radial-gradient(120% 80% at 50% 120%, rgba(74,58,160,.55) 0%, rgba(33,26,84,.0) 55%),
    radial-gradient(90% 70% at 85% -10%, rgba(60,72,150,.35) 0%, rgba(10,14,26,0) 60%),
    linear-gradient(180deg,#070a16 0%, #0A0E1A 42%, #120f30 100%);
}

/* ===== Variant A : Starry split, tilted phone ===== */
html[data-hero="a"] .hero-a{display:block}
html[data-hero="a"] .hero-b{display:none}
.hero-a{display:none}
.hero-a .wrap{display:grid;grid-template-columns:1.05fr .95fr;grid-template-areas:"top phone" "bottom phone";align-items:center;gap:24px;
  padding-top:128px;padding-bottom:72px;min-height:88vh}
.hero-a .copy-top{grid-area:top;max-width:520px}
.hero-a .copy-bottom{grid-area:bottom;max-width:520px}
.hero-a .phone-stage{grid-area:phone;position:relative;display:flex;justify-content:center;align-items:center;perspective:1600px}
.hero-a .phone{transform:rotateZ(-7deg) rotateY(15deg) rotateX(3deg);transition:transform .6s var(--ease)}
.hero-a .phone-stage:hover .phone{transform:rotateZ(-4deg) rotateY(9deg) rotateX(2deg)}

/* ===== Variant B : Centered spotlight ===== */
html[data-hero="b"] .hero-b{display:block}
html[data-hero="b"] .hero-a{display:none}
.hero-b{display:none}
.hero-b .wrap{display:flex;flex-direction:column;align-items:center;text-align:center;
  padding-top:124px;padding-bottom:64px}
.hero-b .icon-chip{width:78px;height:78px;border-radius:20px;box-shadow:0 14px 40px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.06);margin-bottom:24px}
.hero-b h1{max-width:16ch}
.hero-b .sub{max-width:46ch;margin-inline:auto;text-align:center}
.hero-b .cta-cluster{align-items:center}
.hero-b .trust-inline{justify-content:center}
.hero-b .phone-stage{margin-top:54px;position:relative;display:flex;justify-content:center}
.hero-b .phone{transform:translateY(0);filter:drop-shadow(0 50px 90px rgba(0,0,0,.7))}
.hero-b .phone-stage::after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:120px;
  background:linear-gradient(180deg,rgba(10,14,26,0),var(--bg));pointer-events:none}

/* ───────────────────────── Phone mock ──────────────────────────── */
.phone{
  width:296px;flex:none;border-radius:40px;background:#0a0c12;
  padding:9px;box-shadow:0 40px 90px rgba(0,0,0,.7), inset 0 0 0 2px rgba(255,255,255,.07);
  position:relative;
}
.phone::before{content:"";position:absolute;top:0;bottom:0;left:-2px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,.22),transparent)}
.phone-screen{position:relative;border-radius:32px;overflow:hidden;background:var(--bg);aspect-ratio:9/19.3}
.phone-notch{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:8px;height:8px;border-radius:50%;
  background:#05070d;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.10);z-index:6}

.app{display:flex;flex-direction:column;height:100%;font-family:var(--body)}
.app-bar{display:flex;align-items:center;justify-content:space-between;padding:34px 16px 8px}
.app-bar b{font-size:19px;font-weight:700}
.app-bar .menu{width:22px;height:22px;color:var(--t2)}
.chips{display:flex;gap:8px;padding:8px 16px 12px;overflow:hidden}
.chip{flex:none;font-size:12.5px;font-weight:600;color:var(--t2);background:rgba(255,255,255,.04);
  border:1px solid var(--divider);border-radius:999px;padding:7px 14px;white-space:nowrap}
.chip.on{color:var(--t1);background:var(--accent-soft);border-color:var(--accent-2)}
.sgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 16px 12px;overflow:hidden}
.scard{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1/.9;background:var(--surface)}
.scard img{width:100%;height:100%;object-fit:cover}
.scard span{position:absolute;left:0;right:0;bottom:0;padding:18px 8px 7px;font-size:12px;font-weight:600;color:#fff;
  background:linear-gradient(180deg,transparent,rgba(0,0,0,.72))}
.scard.active{box-shadow:inset 0 0 0 2.5px var(--accent)}
.scard.active span{color:#cdd4ff}
.eq{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:flex-end;gap:3px;height:22px;z-index:2}
.eq i{width:3px;background:#fff;border-radius:2px;animation:eq .8s var(--ease) infinite alternate}
.eq i:nth-child(2){animation-delay:.18s}.eq i:nth-child(3){animation-delay:.34s}.eq i:nth-child(4){animation-delay:.1s}
@keyframes eq{from{height:5px}to{height:16px}}
.miniplayer{margin-top:auto;display:flex;align-items:center;gap:10px;padding:10px 12px;
  background:var(--surface);border-top:1px solid var(--divider)}
.miniplayer .mp-thumbs{display:flex}
.miniplayer .mp-thumbs img{width:30px;height:30px;border-radius:7px;object-fit:cover;margin-left:-8px;border:1.5px solid var(--surface)}
.miniplayer .mp-thumbs img:first-child{margin-left:0}
.miniplayer .mp-meta{flex:1;min-width:0}
.miniplayer .mp-meta b{font-size:13.5px;font-weight:700;display:block}
.miniplayer .mp-meta small{font-size:11.5px;color:var(--t2)}
.miniplayer .mp-play{width:38px;height:38px;border-radius:50%;background:var(--accent);display:grid;place-items:center;flex:none}
.miniplayer .mp-play svg{width:17px;height:17px;color:#fff}
.app-nav{display:flex;justify-content:space-around;padding:9px 0 12px;background:var(--surface);border-top:1px solid var(--divider)}
.app-nav div{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10px;color:var(--t2)}
.app-nav div.on{color:var(--accent-2)}
.app-nav svg{width:19px;height:19px}

/* ───────────────────────── Trust strip ─────────────────────────── */
.strip{border-top:1px solid var(--divider);border-bottom:1px solid var(--divider);background:rgba(255,255,255,.015)}
.strip .wrap{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 40px;padding-block:26px}
.strip .item{display:flex;align-items:center;gap:11px;font-size:15px;font-weight:600;color:var(--t3)}
.strip .item svg{width:22px;height:22px;color:var(--accent-2);flex:none}

/* ───────────────────────── Features ────────────────────────────── */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fcard{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--surface);
  border:1px solid var(--divider);padding:26px;min-height:230px;display:flex;flex-direction:column;
  transition:transform .25s var(--ease),border-color .25s}
.fcard:hover{transform:translateY(-4px);border-color:rgba(121,134,203,.4)}
.fcard .ficon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--accent-soft);border:1px solid rgba(121,134,203,.3);margin-bottom:18px}
.fcard .ficon svg{width:24px;height:24px;color:var(--accent-2)}
.fcard h3{font-size:20px;font-weight:600;margin-bottom:9px}
.fcard p{color:var(--t2);font-size:14.5px;line-height:1.5;margin:0}
.fcard.wide{grid-column:span 2;flex-direction:row;align-items:center;gap:28px;min-height:0;padding:0;overflow:hidden}
.fcard.wide .fc-body{padding:28px 4px 28px 30px;flex:1}
.fcard.wide .fc-media{flex:none;width:44%;align-self:stretch;position:relative;min-height:230px}
.fcard.wide .fc-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.fcard.wide .fc-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--surface),transparent 28%)}

/* ───────────────────────── Screenshot gallery ──────────────────── */
.shots{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 0 22px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch}
.shots::-webkit-scrollbar{display:none}
.shots::before,.shots::after{content:"";flex:none;width:max(0px,calc((100vw - var(--maxw))/2 - var(--pad) + var(--pad)))}
.shot{flex:none;width:230px;scroll-snap-align:center;border-radius:26px;overflow:hidden;
  border:1px solid var(--divider);background:var(--surface);box-shadow:0 20px 50px rgba(0,0,0,.45)}
.shot img{width:100%;height:auto}

/* ───────────────────────── Sound collage ───────────────────────── */
.snd-collage{overflow:hidden;position:relative;margin-top:52px}
.snd-collage::before,.snd-collage::after{
  content:'';position:absolute;top:0;bottom:0;width:140px;z-index:2;pointer-events:none}
.snd-collage::before{left:0;background:linear-gradient(to right,var(--bg) 20%,transparent)}
.snd-collage::after {right:0;background:linear-gradient(to left, var(--bg) 20%,transparent)}
.snd-row{display:flex;gap:10px;margin-bottom:10px}
.snd-row:last-child{margin-bottom:0}
.snd-track{display:flex;gap:10px;width:max-content;
  animation:snd-left 36s linear infinite}
.snd-row.rev .snd-track{animation-name:snd-right}
.snd-img{width:148px;height:148px;border-radius:12px;object-fit:cover;flex-shrink:0;display:block}
@keyframes snd-left {from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes snd-right{from{transform:translateX(-50%)}to{transform:translateX(0)}}
@media(prefers-reduced-motion:reduce){.snd-track{animation:none}}
.lib-foot{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:44px;flex-wrap:wrap;
  color:var(--t2);font-size:14.5px}
.lib-foot .pip{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--t3)}
.lib-foot .pip b{color:var(--accent-2)}

/* ───────────────────────── Science ─────────────────────────────── */
.science{text-align:center}
.science .stat{font-family:var(--display);font-weight:700;font-size:clamp(80px,16vw,150px);line-height:.92;
  letter-spacing:-.03em;background:linear-gradient(180deg,#fff 0%,var(--accent-2) 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px}
.science h2{font-size:clamp(26px,4.6vw,38px);line-height:1.18;max-width:18ch;margin:0 auto 16px}
.science .cite{color:var(--t2);font-size:14px;font-style:italic}
.science .waves{display:flex;align-items:center;justify-content:center;gap:4px;height:46px;margin:30px auto 0;max-width:340px}
.science .waves i{flex:1;background:linear-gradient(180deg,var(--accent-2),var(--primary));border-radius:3px;opacity:.7;
  transform-origin:bottom;animation:wv 2.4s var(--ease) infinite alternate}
@keyframes wv{from{transform:scaleY(.32)}to{transform:scaleY(1)}}
@media (prefers-reduced-motion:reduce){.science .waves i,.eq i{animation:none}}

/* ───────────────────────── Social proof ────────────────────────── */
.proof-top{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:44px}
.proof-score{display:flex;align-items:baseline;gap:14px}
.proof-score .num{font-family:var(--display);font-size:64px;font-weight:700;line-height:1}
.proof-score .of{color:var(--t2);font-size:15px}
.proof-stars{display:inline-flex;gap:3px}
.proof-stars svg{width:22px;height:22px}
.tcards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tcard{background:var(--surface-2);border:1px solid var(--divider);border-radius:var(--radius);padding:26px 24px;
  display:flex;flex-direction:column;gap:16px}
.tcard .q{font-size:16px;line-height:1.55;color:var(--t1)}
.tcard .who{display:flex;align-items:center;gap:12px;margin-top:auto}
.tcard .av{width:40px;height:40px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-weight:700;font-size:15px;color:#fff;font-family:var(--display)}
.tcard .who b{font-size:14.5px;font-weight:700;display:block}
.tcard .who small{font-size:12.5px;color:var(--t2)}
.tcard .tstars{display:inline-flex;gap:2px}.tcard .tstars svg{width:14px;height:14px}

/* ───────────────────────── Final CTA ───────────────────────────── */
.final{position:relative;overflow:hidden;text-align:center;
  background:radial-gradient(90% 120% at 50% 0%, rgba(74,58,160,.45),rgba(10,14,26,0) 60%), var(--surface-3)}
.final .wrap{padding-block:96px;position:relative;z-index:2}
.final .icon-chip{width:84px;height:84px;border-radius:22px;margin:0 auto 26px;box-shadow:0 16px 44px rgba(0,0,0,.55)}
.final h2{font-size:clamp(30px,5.6vw,48px);line-height:1.1;max-width:16ch;margin:0 auto 16px}
.final p{color:var(--t2);font-size:17px;margin:0 auto 30px;max-width:40ch}
.final .fineprint{margin-top:18px;color:var(--t2);font-size:13.5px}

/* ───────────────────────── Footer ──────────────────────────────── */
footer{border-top:1px solid var(--divider);padding:54px 0 64px;background:var(--bg)}
footer .wrap{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;align-items:flex-start}
footer .f-brand{max-width:300px}
footer .f-brand .brand{margin-bottom:14px}
footer .f-brand p{color:var(--t2);font-size:14px;line-height:1.55;margin:0}
footer .f-links{display:flex;gap:56px;flex-wrap:wrap}
footer .f-col h4{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--t2);margin:0 0 14px}
footer .f-col a,footer .f-col span{display:block;color:var(--t3);font-size:14px;margin-bottom:10px;transition:color .15s}
footer .f-col a:hover{color:var(--t1)}
footer .f-bottom{width:100%;border-top:1px solid var(--divider);margin-top:18px;padding-top:22px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--t2);font-size:13px}

/* ───────────────────────── reveal anim ─────────────────────────── */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
  .reveal.in{opacity:1;transform:none}
}

/* ───────────────────────── Responsive ──────────────────────────── */
@media (max-width:920px){
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .fcard.wide{grid-column:span 2}
  .mosaic{grid-template-columns:repeat(4,1fr)}
  .tcards{grid-template-columns:1fr}
  .tcard{flex-direction:row;align-items:center}
  .tcard .q{flex:1}
}
@media (max-width:760px){
  .section{padding:60px 0}
  .hero-a .wrap{grid-template-columns:1fr;grid-template-areas:"top" "phone" "bottom";text-align:center;padding-top:118px;min-height:0;gap:32px}
  .hero-a .copy-top,.hero-a .copy-bottom{max-width:none;margin:0 auto;display:flex;flex-direction:column;align-items:center}
  .hero-a .sub{max-width:42ch}
  .hero-a .cta-cluster{align-items:center}
  .hero-a .trust-inline{justify-content:center}
  .hero-a .phone{transform:rotateZ(-3deg)}
  .fcard.wide{flex-direction:column;grid-column:span 2}
  .fcard.wide .fc-media{width:100%;min-height:200px}
  .fcard.wide .fc-media::after{background:linear-gradient(180deg,transparent 55%,var(--surface))}
  .fcard.wide .fc-body{padding:6px 26px 28px}
}
@media (max-width:560px){
  :root{--pad:18px}
  .features-grid{grid-template-columns:1fr}
  .fcard.wide{grid-column:span 1}
  .mosaic{grid-template-columns:repeat(3,1fr);gap:9px}
  .tcards{grid-template-columns:1fr}
  .tcard{flex-direction:column;align-items:flex-start}
  .strip .wrap{gap:14px 22px}
  .strip .item{font-size:13.5px;width:100%;justify-content:center}
  .section-head{margin-bottom:34px}
}