:root{
  --bg:#0b1220; --ink:#f3f6ff; --ink-soft:rgba(220,230,255,0.7);
  --glass-bg:rgba(255,255,255,0.10); --glass-edge:rgba(255,255,255,0.55);
  --glass-shadow:0 10px 40px rgba(10,20,60,0.45), 0 30px 80px rgba(10,20,60,0.3);
  --accent:#6db8ff; --accent-2:#b98cff;
  --radius:24px;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(0.22,0.61,0.36,1); --spring:cubic-bezier(0.34,1.56,0.64,1);
  --t-fast:0.25s; --t-med:0.45s; --t-slow:0.7s;
}
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{ font-family:var(--sans); color:var(--ink); background:var(--bg); min-height:100vh;
  -webkit-font-smoothing:antialiased; overflow-x:hidden; line-height:1.65; }

/* Colorful moving backdrop the glass refracts */
.backdrop{ position:fixed; inset:0; z-index:-2; overflow:hidden; }
.blob{ position:absolute; border-radius:50%; filter:blur(60px); opacity:0.85; mix-blend-mode:screen; }
.b1{ width:52vw; height:52vw; left:-10vw; top:-8vw; background:radial-gradient(circle,#3b82f6,transparent 70%); animation:drift1 22s var(--ease) infinite alternate; }
.b2{ width:44vw; height:44vw; right:-8vw; top:6vw; background:radial-gradient(circle,#a855f7,transparent 70%); animation:drift2 26s var(--ease) infinite alternate; }
.b3{ width:48vw; height:48vw; left:14vw; bottom:-14vw; background:radial-gradient(circle,#22d3ee,transparent 70%); animation:drift3 30s var(--ease) infinite alternate; }
.b4{ width:36vw; height:36vw; right:10vw; bottom:0; background:radial-gradient(circle,#f472b6,transparent 70%); animation:drift1 28s var(--ease) infinite alternate-reverse; }
@keyframes drift1{ to{ transform:translate(8vw,6vw) scale(1.15); } }
@keyframes drift2{ to{ transform:translate(-6vw,8vw) scale(1.1); } }
@keyframes drift3{ to{ transform:translate(6vw,-6vw) scale(1.2); } }

.filters{ position:absolute; width:0; height:0; }
/* Warp only a refraction layer behind the frost — never the text/borders,
   which is what made the effect look chewed. */
.warp{ position:relative; isolation:isolate; }
.warp::after{ content:""; position:absolute; inset:-2px; border-radius:inherit; z-index:-1; pointer-events:none;
  backdrop-filter:blur(6px) saturate(150%); -webkit-backdrop-filter:blur(6px) saturate(150%);
  filter:url(#liquid); opacity:0.9; }
/* Gentle, staggered float so the glass feels alive.
   Only after the scroll-reveal finishes, so it doesn't fight the entrance. */
.card.warp.in{ animation:float 9s var(--ease) infinite; }
.card.warp.in:nth-child(2){ animation-duration:11s; animation-delay:-3s; }
.card.warp.in:nth-child(3){ animation-duration:13s; animation-delay:-6s; }
.hero-glass.warp{ animation:float 12s var(--ease) infinite; }
.cta.warp.in{ animation:float 14s var(--ease) infinite; }
@keyframes float{ 0%,100%{ transform:translateY(0) rotate(0deg); } 50%{ transform:translateY(-10px) rotate(-0.4deg); } }

/* The glass material */
.glass{
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(18px) saturate(160%); backdrop-filter:blur(18px) saturate(160%);
  border:1px solid var(--glass-edge); border-radius:var(--radius);
  box-shadow:var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.6), inset 0 -8px 20px rgba(10,20,60,0.18);
  position:relative;
}
.glass::before{ content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background:linear-gradient(150deg, rgba(255,255,255,0.5) 0%, rgba(255,255,255,0.06) 30%, transparent 55%); }

/* Nav */
.nav{ position:fixed; top:16px; left:50%; transform:translateX(-50%); z-index:50;
  display:flex; align-items:center; justify-content:space-between; gap:30px;
  width:min(980px,calc(100% - 32px)); padding:12px 20px; border-radius:999px; }
.brand{ display:flex; align-items:center; gap:9px; font-weight:600; font-size:1.05rem; color:var(--ink); text-decoration:none; letter-spacing:-0.3px; }
.logo{ width:24px; height:24px; filter:drop-shadow(0 2px 6px rgba(109,184,255,0.6)); }
.nav-right{ display:flex; align-items:center; gap:18px; }
.nav-right a{ color:var(--ink-soft); font-size:0.9rem; font-weight:500; text-decoration:none; transition:color var(--t-fast) var(--ease); }
.nav-right a:hover{ color:var(--ink); }
.nav-cta{ padding:8px 16px; border-radius:999px; background:rgba(255,255,255,0.16); border:1px solid var(--glass-edge); color:var(--ink)!important; }
.sound-btn{ width:34px; height:34px; border-radius:50%; border:1px solid var(--glass-edge); background:rgba(255,255,255,0.12);
  cursor:pointer; display:grid; place-items:center; padding:0; transition:all var(--t-fast) var(--ease); }
.sound-btn:hover{ background:rgba(255,255,255,0.24); }
.sound-btn .ico{ width:13px; height:13px; border-radius:50%; background:var(--ink-soft); transition:all var(--t-med) var(--ease); }
.sound-btn.on .ico{ background:var(--accent); box-shadow:0 0 0 4px rgba(109,184,255,0.3); animation:spulse 2.4s var(--ease) infinite; }
@keyframes spulse{ 0%,100%{ transform:scale(1); } 50%{ transform:scale(0.65); } }

/* Layout */
main{ max-width:1080px; margin:0 auto; padding:0 clamp(24px,5vw,48px); }
.btn{ display:inline-block; font-weight:600; font-size:0.98rem; text-decoration:none; cursor:pointer; border:none;
  padding:14px 26px; border-radius:999px; transition:transform var(--t-fast) var(--spring), box-shadow var(--t-fast) var(--ease); }
.btn:hover{ transform:translateY(-2px); }
.btn.primary{ background:linear-gradient(150deg,#fff,#cfe4ff); color:#0b1220; box-shadow:0 8px 26px rgba(109,184,255,0.5); }
.btn.ghost{ color:var(--ink); padding:13px 24px; }

/* Hero */
.hero{ text-align:center; padding:170px 0 60px; }
.chip{ display:inline-block; padding:8px 18px; border-radius:999px; font-size:0.85rem; font-weight:600; color:var(--ink); margin-bottom:26px; }
.hero h1{ font-weight:700; font-size:clamp(44px,8vw,88px); line-height:1.08; letter-spacing:-2.5px; }
.hero h1 .grad{ background:linear-gradient(120deg,var(--accent),var(--accent-2)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p{ margin:28px auto 0; max-width:54ch; font-size:clamp(17px,2vw,21px); color:var(--ink-soft); }
.hero-cta{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-top:36px; }
.hero-glass{ width:min(560px,100%); margin:64px auto 0; padding:34px; display:flex; flex-direction:column; gap:18px; }
.hg-row{ display:flex; align-items:center; gap:14px; }
.hg-dot{ width:38px; height:38px; border-radius:50%; background:linear-gradient(150deg,var(--accent),var(--accent-2)); flex:none; }
.hg-line{ height:12px; border-radius:99px; background:rgba(255,255,255,0.35); flex:1; }
.hg-line.short{ max-width:55%; }
.hg-big{ height:120px; border-radius:16px; background:linear-gradient(150deg,rgba(255,255,255,0.28),rgba(255,255,255,0.08)); }

/* Feature band */
.band{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; padding:40px 0; }
.feature{ padding:30px 26px; }
.feature .fi{ font-size:1.6rem; color:var(--accent); margin-bottom:14px; }
.feature h3{ font-size:1.15rem; font-weight:600; letter-spacing:-0.3px; }
.feature p{ color:var(--ink-soft); font-size:0.95rem; margin-top:10px; }

/* Showcase */
.showcase{ padding:70px 0; }
.section-head{ text-align:center; margin-bottom:40px; }
.eyebrow{ font-size:0.8rem; font-weight:600; letter-spacing:1.4px; text-transform:uppercase; color:var(--accent); }
.section-head h2{ margin-top:14px; font-weight:700; font-size:clamp(28px,4.5vw,46px); letter-spacing:-1.3px; }
.grid{ display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:20px; }
.card{ padding:30px 28px; }
.card.wide{ grid-column:1 / -1; }
.card h3{ font-size:1.2rem; font-weight:600; letter-spacing:-0.3px; }
.card p{ color:var(--ink-soft); margin-top:10px; font-size:0.96rem; }
.pills{ display:flex; gap:10px; margin-top:18px; }
.pill{ padding:8px 18px; border-radius:999px; background:rgba(255,255,255,0.16); border:1px solid var(--glass-edge); font-size:0.88rem; font-weight:600; transition:all var(--t-fast) var(--ease); }
.pill:hover{ background:rgba(255,255,255,0.28); box-shadow:0 0 20px rgba(109,184,255,0.5); }

/* CTA */
.get{ padding:40px 0 80px; }
.cta{ text-align:center; padding:60px 40px; }
.cta h2{ font-weight:700; font-size:clamp(28px,4.5vw,44px); letter-spacing:-1.3px; }
.cta p{ color:var(--ink-soft); margin:16px auto 28px; max-width:48ch; }

footer{ max-width:1080px; margin:0 auto; padding:30px clamp(24px,5vw,48px) 80px; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px; color:var(--ink-soft); font-size:0.9rem; border-top:1px solid rgba(255,255,255,0.12); }
footer .brand{ color:var(--ink); }

/* Motion */
.reveal{ opacity:0; transform:translateY(22px); animation:rise .9s var(--ease) forwards; }
.d1{animation-delay:.05s}.d2{animation-delay:.18s}.d3{animation-delay:.34s}.d4{animation-delay:.5s}
@keyframes rise{ to{ opacity:1; transform:translateY(0); } }
.sr{ opacity:0; transform:translateY(26px); transition:opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease); }
.sr.in{ opacity:1; transform:translateY(0); }
a:focus-visible,button:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

@media (max-width:820px){ .band{ grid-template-columns:1fr; } }
@media (max-width:640px){
  .grid{ grid-template-columns:1fr; }
  .card.wide{ grid-column:auto; }
  .nav-right a:not(.nav-cta){ display:none; }
  .hero{ padding:130px 0 40px; }
}
@media (prefers-reduced-motion:reduce){
  .reveal,.sr,.sound-btn.on .ico,.card.warp.in,.hero-glass.warp,.cta.warp.in{ animation:none; transition:none; opacity:1; transform:none; }
  .blob{ animation:none; }
  #liquid animate{ display:none; }
}
@media (prefers-reduced-transparency:reduce){
  .glass{ background:rgba(20,30,55,0.92); -webkit-backdrop-filter:none; backdrop-filter:none; }
}