/* Zeno — glass UI on an aurora drawn from the blue → violet brand mark. */
:root{
  --bg:#07081a;
  --text:#f2f3fb;--muted:#a8aecb;--subtle:#7a809f;
  --blue:#3b6cff;--violet:#8b5cf6;--lilac:#c4b5fd;--pink:#f0abfc;
  --grad:linear-gradient(120deg,#2f6bff 0%,#6d5cff 50%,#a26bff 100%);
  --grad-text:linear-gradient(95deg,#7ea6ff 0%,#a78bfa 45%,#f0abfc 100%);
  /* Glass surfaces */
  --glass:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.035));
  --glass-strong:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.06));
  --glass-border:rgba(255,255,255,.14);
  --glass-hi:inset 0 1px 0 rgba(255,255,255,.18),inset 0 0 0 1px rgba(255,255,255,.02);
  --blur:blur(22px) saturate(170%);
  --line:rgba(255,255,255,.09);
  --radius:22px;--radius-lg:30px;
  --shadow:0 30px 70px -30px rgba(3,4,20,.9);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --header-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
button,a{-webkit-tap-highlight-color:transparent}
:focus-visible{outline:2px solid var(--lilac);outline-offset:3px;border-radius:10px}
h1,h2,h3,h4,p{margin:0}
em{font-style:normal;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.icon{width:1em;height:1em;flex-shrink:0}
.wrap{max-width:1200px;margin-inline:auto;padding-inline:32px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-100px;z-index:100;background:var(--text);color:var(--bg);padding:12px 16px;border-radius:12px;font-weight:600}
.skip:focus{top:12px}
[hidden]{display:none!important}

/* Aurora background — glass needs color behind it to read as glass. */
.aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none;background:radial-gradient(120% 80% at 50% -10%,#141a4a 0%,var(--bg) 60%)}
.aurora span{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform}
.aurora span:nth-child(1){width:46vw;height:46vw;left:-10vw;top:-12vw;background:#2f5bff;animation:drift-a 26s ease-in-out infinite alternate}
.aurora span:nth-child(2){width:40vw;height:40vw;right:-8vw;top:6vh;background:#8b3cff;animation:drift-b 30s ease-in-out infinite alternate}
.aurora span:nth-child(3){width:34vw;height:34vw;left:30vw;top:55vh;background:#d946ef;opacity:.28;animation:drift-a 34s ease-in-out infinite alternate-reverse}
.aurora span:nth-child(4){width:30vw;height:30vw;left:-6vw;bottom:-10vw;background:#0ea5e9;opacity:.22;animation:drift-b 28s ease-in-out infinite alternate-reverse}
.aurora::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(80% 60% at 50% 20%,#000 20%,transparent 75%);mask-image:radial-gradient(80% 60% at 50% 20%,#000 20%,transparent 75%)}
@keyframes drift-a{to{transform:translate(12vw,8vh) scale(1.15)}}
@keyframes drift-b{to{transform:translate(-10vw,12vh) scale(.9)}}

/* Three.js backdrop (scene.js) — fades in over the aurora once WebGL is running. */
#scene{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none;opacity:0;transition:opacity 1.6s ease}
.scene-ready #scene{opacity:1}

/* Cursor spotlight on glass cards (app.js sets --mx/--my). */
.spot::after{content:'';position:absolute;inset:0;z-index:3;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .35s;background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.11),transparent 45%)}
.spot:hover::after{opacity:1}

/* Hero entrance */
.hero-copy>*{animation:rise .9s var(--ease) both}
.hero-copy>:nth-child(2){animation-delay:.08s}.hero-copy>:nth-child(3){animation-delay:.16s}.hero-copy>:nth-child(4){animation-delay:.24s}.hero-copy>:nth-child(5){animation-delay:.32s}
.hero-frame{animation:rise-frame 1.2s var(--ease) .15s both}
.chip,.floating-label{animation:rise .9s var(--ease) both,float 7s ease-in-out 1s infinite}
.chip-a{animation-delay:.45s,1.4s}.chip-b{animation-delay:.6s,1.5s;animation-duration:.9s,8s}.floating-label{animation-delay:.75s,1.7s;animation-duration:.9s,9s}
@keyframes rise{from{opacity:0;transform:translateY(22px);filter:blur(6px)}}
@keyframes rise-frame{from{opacity:0;transform:translateY(30px) scale(.96)}}

/* Shared glass surface */
.site-header .header-inner,.pill,.button.ghost,.chip,.floating-label,.frame-label,.ticker,.filters button,.product-card,.card-info,.tag,.video-toggle,.detail,.principles article,.closing,.footer-inner,dialog,.language-picker select,.menu{
  background:var(--glass);border:1px solid var(--glass-border);box-shadow:var(--glass-hi);
  -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur)}

/* Type */
h1{font-size:clamp(42px,5.4vw,74px);line-height:1.06;letter-spacing:-.035em;font-weight:600;text-wrap:balance}
html[lang=vi] h1{font-size:clamp(38px,4.9vw,66px);line-height:1.12}
h2{font-size:clamp(32px,3.6vw,48px);line-height:1.15;letter-spacing:-.03em;font-weight:600;text-wrap:balance}
h3{font-size:20px;line-height:1.3;letter-spacing:-.01em;font-weight:600}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--lilac)}
.eyebrow::before{content:'';width:18px;height:1px;background:currentColor;opacity:.6}
.lead{font-size:18px;color:var(--muted);line-height:1.7;max-width:32em}

/* Buttons */
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 26px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:600;white-space:nowrap;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,border-color .25s}
.button .icon{font-size:18px;transition:transform .25s var(--ease)}
.button:hover .icon{transform:translate(2px,-2px)}
.button.small{height:42px;padding:0 18px;font-size:14px}
.primary{position:relative;background:var(--grad);color:#fff;box-shadow:0 12px 34px -10px rgba(99,92,255,.8),inset 0 1px 0 rgba(255,255,255,.35)}
.primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px -12px rgba(120,92,255,.95),inset 0 1px 0 rgba(255,255,255,.35)}
.button.ghost:hover{background:var(--glass-strong);border-color:rgba(255,255,255,.3)}
.light{background:#fff;color:#15173a;box-shadow:0 12px 30px -12px rgba(0,0,0,.5)}
.light:hover{transform:translateY(-2px)}

/* Header — floating glass pill */
.site-header{position:sticky;top:0;z-index:50;padding-top:14px}
.header-inner{height:var(--header-h);display:flex;align-items:center;gap:24px;max-width:1200px;margin-inline:auto;padding-inline:10px 10px;border-radius:999px;transition:background .3s,box-shadow .3s}
.site-header{padding-inline:32px}
.site-header.scrolled .header-inner{background:linear-gradient(160deg,rgba(20,22,50,.72),rgba(20,22,50,.5));box-shadow:var(--glass-hi),0 20px 40px -20px rgba(0,0,0,.7)}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;padding-left:8px}
.brand-symbol{width:34px;height:34px;border-radius:10px;background:#fff;box-shadow:0 6px 18px -6px rgba(90,90,255,.8)}
.brand-name{font-size:21px;font-weight:700;letter-spacing:-.03em;line-height:1}
.brand-ai{margin-left:4px;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.site-header nav{display:flex;align-items:center;gap:2px;margin-inline:auto}
.site-header nav a{padding:9px 16px;border-radius:999px;font-size:14px;font-weight:500;color:var(--muted);transition:color .2s,background .2s}
.site-header nav a:hover{color:var(--text);background:rgba(255,255,255,.08)}
.header-actions{display:flex;align-items:center;gap:8px}
.language-picker select{appearance:none;-webkit-appearance:none;font:inherit;font-size:13px;font-weight:600;color:var(--text);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m7 10 5 5 5-5' fill='none' stroke='%23a8aecb' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E"),var(--glass);background-repeat:no-repeat;background-position:right 10px center,0 0;background-size:14px,auto;border-radius:999px;height:42px;padding:0 30px 0 14px;cursor:pointer}
.language-picker select option{background:#15173a;color:var(--text)}
.menu{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:50%;font-size:19px}

/* Hero */
.hero{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:56px;padding-top:72px;padding-bottom:104px}
.hero-copy,.hero-art{min-width:0}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 16px 7px 8px;border-radius:999px;color:var(--text);font-size:13px;font-weight:500}
.pill .icon{box-sizing:content-box;padding:5px;border-radius:50%;background:var(--grad);color:#fff;font-size:12px}
.hero h1{margin-top:24px}
.hero .lead{margin-top:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero-bottom{display:flex;align-items:center;gap:16px;margin-top:44px;font-size:14px;color:var(--muted);line-height:1.5}
.hero-bottom strong{color:var(--text);font-weight:500}
.mini-icons{display:flex;padding-left:8px}
.mini-icons img{width:42px;height:42px;object-fit:cover;border:2px solid rgba(255,255,255,.2);border-radius:13px;margin-left:-8px;box-shadow:0 8px 18px -8px rgba(0,0,0,.8)}
.hero-art{position:relative;padding:28px 0 28px 28px}
.hero-art::before{content:'';position:absolute;inset:10% 0 0 18%;background:var(--grad);filter:blur(90px);opacity:.5;border-radius:50%;z-index:-1}
.hero-frame{position:relative;aspect-ratio:4/5;width:min(100%,500px);margin-inline:auto;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.18);box-shadow:var(--shadow),0 0 0 6px rgba(255,255,255,.04)}
.world{width:100%;height:100%;object-fit:cover;object-position:50% 50%;background:#0d0f26}
.hero-frame::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,8,26,.25) 0%,transparent 30%,transparent 60%,rgba(7,8,26,.55) 100%);pointer-events:none}
.frame-label{position:absolute;top:18px;right:18px;z-index:1;padding:6px 12px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#e7e9f7}
.chip{position:absolute;z-index:2;display:flex;align-items:center;gap:12px;padding:10px 16px 10px 10px;border-radius:18px;background:linear-gradient(160deg,rgba(40,42,90,.55),rgba(20,22,50,.4));box-shadow:var(--glass-hi),0 20px 40px -18px rgba(0,0,0,.8)}
.chip img{width:40px;height:40px;border-radius:12px}
.chip strong{display:block;font-size:14px;font-weight:600;line-height:1.3}
.chip span{font-size:12px;color:var(--muted)}
.chip-a{top:10%;left:0}
.chip-b{top:42%;right:-24px}
.bars{display:flex;align-items:flex-end;gap:3px;height:14px;margin-top:4px}
.bars i{width:3px;border-radius:2px;background:var(--grad-text);animation:eq 1.1s ease-in-out infinite alternate}
.bars i:nth-child(1){height:40%;animation-delay:-.2s}.bars i:nth-child(2){height:90%;animation-delay:-.5s}.bars i:nth-child(3){height:60%;animation-delay:-.1s}.bars i:nth-child(4){height:100%;animation-delay:-.7s}.bars i:nth-child(5){height:50%;animation-delay:-.3s}.bars i:nth-child(6){height:80%;animation-delay:-.9s}.bars i:nth-child(7){height:35%;animation-delay:-.4s}
@keyframes eq{to{transform:scaleY(.35)}}
@keyframes float{50%{transform:translateY(-10px)}}
.floating-label{position:absolute;z-index:2;left:36%;right:-12px;bottom:0;display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:20px;background:linear-gradient(160deg,rgba(40,42,90,.6),rgba(20,22,50,.45));font-size:14px;line-height:1.5;color:var(--muted);box-shadow:var(--glass-hi),0 24px 50px -20px rgba(0,0,0,.85)}
.floating-label strong{color:var(--text);font-weight:600}
.floating-icon{display:grid;place-items:center;width:42px;height:42px;flex-shrink:0;border-radius:13px;background:var(--grad);font-size:18px;color:#fff;box-shadow:0 8px 20px -6px rgba(110,92,255,.9)}

/* Ticker — a glass band */
.ticker{overflow:hidden;margin-inline:32px;padding:18px 0;border-radius:999px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.ticker-track{display:flex;width:max-content;animation:ticker 40s linear infinite}
.ticker-group{display:flex;align-items:center;gap:40px;padding-right:40px;white-space:nowrap;font-size:14px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ticker .dot{width:6px;height:6px;border-radius:50%;background:var(--grad);box-shadow:0 0 10px rgba(139,92,246,.9)}
@keyframes ticker{to{transform:translateX(-50%)}}

/* Sections */
.products{padding-top:120px;padding-bottom:110px}
.section-top{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}
.section-top h2{margin-top:16px}
.section-top>p{max-width:24em;color:var(--muted);font-size:16px}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:40px 0 28px}
.filters button{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:999px;font-size:14px;font-weight:500;color:var(--muted);transition:color .2s,background .2s,border-color .2s}
.filters button:hover{color:var(--text);border-color:rgba(255,255,255,.3)}
.filters button span{font-size:11px;font-weight:600;padding:2px 7px;border-radius:999px;background:rgba(255,255,255,.1)}
.filters .active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 10px 26px -10px rgba(110,92,255,.9),inset 0 1px 0 rgba(255,255,255,.3)}
.filters .active span{background:rgba(255,255,255,.22)}

/* Cards */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.product-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;transition:border-color .3s,transform .45s var(--ease),box-shadow .45s var(--ease)}
.product-card:hover{border-color:rgba(255,255,255,.28);transform:translateY(-5px);box-shadow:var(--glass-hi),var(--shadow),0 0 60px -20px rgba(120,92,255,.55)}
.feature{height:460px;padding:0;background:#0d0f26}
.card-visual{position:absolute;inset:0;overflow:hidden}
.card-visual>video,.card-visual>img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease),opacity .4s}
.card-visual>video{object-position:center 32%;opacity:.85}
.card-visual.playing>video{opacity:1}
.music-visual>img{object-position:center 30%;opacity:.9}
.product-card:hover .card-visual>img,.product-card:hover .card-visual>video{transform:scale(1.05)}
.card-visual::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,8,26,.2) 0%,transparent 30%,rgba(7,8,26,.55) 65%,rgba(7,8,26,.85));pointer-events:none}
.tag{position:absolute;left:18px;top:18px;z-index:1;display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.04em}
.tag .icon{font-size:14px}
.visual-word{position:absolute;left:24px;right:24px;bottom:124px;z-index:1;font-size:clamp(26px,2.6vw,34px);line-height:1.15;letter-spacing:-.025em;font-weight:600;text-shadow:0 2px 20px rgba(0,0,0,.4)}
.music-title em{background:linear-gradient(120deg,#f0abfc,#c4b5fd);-webkit-background-clip:text;background-clip:text}
.video-toggle{position:absolute;right:18px;top:18px;z-index:2;display:grid;place-items:center;width:46px;height:46px;border-radius:50%;font-size:17px;transition:background .2s,transform .2s}
.video-toggle:hover{background:var(--glass-strong);transform:scale(1.07)}
.card-info{display:flex;align-items:center;gap:14px;padding:14px 14px 14px 14px;border-radius:20px}
.feature .card-info{position:absolute;left:14px;right:14px;bottom:14px;z-index:1;background:linear-gradient(160deg,rgba(30,32,70,.55),rgba(15,17,40,.45))}
.card-info>img,.compact-icon{width:48px;height:48px;border-radius:14px;flex-shrink:0;box-shadow:0 8px 20px -8px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.1)}
.card-info>div,.compact>div{min-width:0}
.card-info h3{font-size:18px}
.card-info p,.compact p{font-size:14px;color:var(--muted);margin-top:2px;line-height:1.5}
.detail{margin-left:auto;flex-shrink:0;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;font-size:18px;transition:all .25s var(--ease)}
.detail::after{content:'';position:absolute;inset:0}
.product-card:hover .detail,.detail:focus-visible{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 20px -6px rgba(110,92,255,.9)}
.compact{display:flex;align-items:center;gap:20px;padding:22px}
.compact .compact-icon{width:64px;height:64px;border-radius:18px}
.small-label{display:block;margin-bottom:4px;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--lilac)}

/* About */
.about{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-top:40px;padding-bottom:110px}
.about h2{margin-top:16px}
.about h2 span{color:var(--subtle)}
.about-copy{padding-top:36px}
.about-copy p{color:var(--muted);font-size:16px;line-height:1.75}
.about-copy .about-lead{color:var(--text);font-size:21px;line-height:1.55;letter-spacing:-.01em;font-weight:500;margin-bottom:20px}
.text-link{display:inline-flex;align-items:center;gap:10px;margin-top:28px;font-size:15px;font-weight:600;color:var(--lilac);border-bottom:1px solid rgba(196,181,253,.35);padding-bottom:6px;transition:gap .25s var(--ease),border-color .25s}
.text-link:hover{gap:14px;border-color:var(--lilac)}

/* Principles */
.vision{padding-bottom:120px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.principles article{position:relative;overflow:hidden;padding:32px 28px;border-radius:var(--radius);transition:border-color .3s,transform .45s var(--ease)}
.principles article::before{content:'';position:absolute;width:160px;height:160px;right:-60px;top:-60px;border-radius:50%;background:var(--grad);filter:blur(50px);opacity:.28;transition:opacity .4s}
.principles article:hover{border-color:rgba(255,255,255,.28);transform:translateY(-4px)}
.principles article:hover::before{opacity:.5}
.num{position:relative;display:inline-grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--grad);color:#fff;font-size:14px;font-weight:700;box-shadow:0 10px 24px -8px rgba(110,92,255,.9),inset 0 1px 0 rgba(255,255,255,.35)}
.principles h3{position:relative;margin:28px 0 10px}
.principles p{position:relative;font-size:15px;color:var(--muted);line-height:1.7}

/* Closing — glass panel over a glowing orb */
.closing-wrap{position:relative}
.closing-wrap::before{content:'';position:absolute;left:50%;top:50%;width:min(720px,80%);height:280px;transform:translate(-50%,-50%);background:var(--grad);filter:blur(100px);opacity:.55;border-radius:50%;z-index:-1}
.closing{position:relative;overflow:hidden;text-align:center;padding:88px 32px;border-radius:36px}
.closing::before{content:'';position:absolute;inset:0;background:radial-gradient(60% 90% at 50% 0%,rgba(255,255,255,.14),transparent 70%);pointer-events:none}
.closing h2{position:relative;margin:18px auto 36px;font-size:clamp(34px,4.6vw,60px);max-width:14em}
.closing .eyebrow::before{display:none}
.closing-actions{position:relative;display:flex;flex-wrap:wrap;justify-content:center;gap:12px}

/* Footer */
.site-footer{margin-top:120px;padding:0 32px 24px}
.footer-inner{max-width:1200px;margin-inline:auto;border-radius:var(--radius-lg);padding:0 36px}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1.3fr;gap:40px;padding-top:44px;padding-bottom:40px}
.footer-brand p{margin-top:16px;color:var(--muted);font-size:15px;max-width:22em}
.footer-col{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-col h4{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--subtle);margin-bottom:6px}
.footer-col a,.footer-col button{padding:0;border:0;background:none;font-size:15px;color:var(--muted);transition:color .2s}
.footer-col a:hover,.footer-col button:hover{color:var(--text)}
.footer-mail{display:inline-flex;align-items:center;gap:8px;color:var(--lilac)!important}
.footer-mail .icon{font-size:17px}
.footer-company{font-size:14px;color:var(--subtle)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:22px;padding-bottom:26px;border-top:1px solid var(--line);font-size:13px;color:var(--subtle)}
.footer-bottom small{font-size:inherit}
.to-top{display:inline-flex;align-items:center;gap:6px;color:var(--muted)}
.to-top:hover{color:var(--text)}

/* Dialog */
dialog{width:min(480px,calc(100% - 32px));padding:36px;border-radius:var(--radius-lg);color:var(--text);background:linear-gradient(160deg,rgba(40,42,90,.75),rgba(18,20,48,.7));box-shadow:var(--glass-hi),0 40px 100px -20px rgba(0,0,0,.9)}
dialog[open]{animation:pop .35s var(--ease)}
dialog::backdrop{background:rgba(5,6,20,.55);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}}
#dialog-icon{width:64px;height:64px;border-radius:18px;margin-bottom:24px;box-shadow:0 12px 28px -10px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.12)}
dialog h2{margin:10px 0 14px;font-size:32px}
dialog p{color:var(--muted);line-height:1.7}
.availability{margin:20px 0 28px;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.05);border:1px dashed rgba(255,255,255,.2);font-size:14px}
.close-dialog{position:absolute;right:16px;top:16px;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--glass-border);background:rgba(255,255,255,.06);font-size:18px}
.close-dialog:hover{background:rgba(255,255,255,.14)}
.close-action{width:100%}

/* Scroll reveal (only added by JS when motion is allowed) */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease),border-color .3s,box-shadow .45s var(--ease)}
.reveal.in{opacity:1;transform:none}
.product-card.reveal.in:hover,.principles article.reveal.in:hover{transform:translateY(-5px)}

/* Responsive */
@media(max-width:1080px){
  .header-cta{display:none}
  .hero{gap:32px}
  .chip-b{right:0}
  .about{gap:48px}
}
@media(max-width:860px){
  .wrap{padding-inline:20px}
  .site-header{padding-inline:14px;padding-top:10px}
  :root{--header-h:58px}
  .menu{display:inline-flex}
  .site-header nav{display:none;position:absolute;top:calc(var(--header-h) + 18px);left:14px;right:14px;flex-direction:column;align-items:stretch;gap:2px;padding:10px;margin:0;border-radius:22px;background:linear-gradient(160deg,rgba(30,32,70,.92),rgba(15,17,40,.9));border:1px solid var(--glass-border);box-shadow:var(--glass-hi),0 30px 60px -20px rgba(0,0,0,.8);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur)}
  .site-header nav.open{display:flex}
  .site-header nav a{padding:14px 14px;font-size:16px;border-radius:14px}
  .header-actions{margin-left:auto}
  .hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:72px;gap:40px}
  .hero-art{padding:20px 0 24px 0}
  .chip-a{left:-6px}.chip-b{right:-6px}
  .frame-label{display:none}
  .floating-label{left:30%;right:-6px}
  .lead{font-size:17px}
  .ticker{margin-inline:14px}
  .products{padding-top:80px;padding-bottom:80px}
  .section-top{flex-direction:column;align-items:flex-start;gap:16px}
  .cards{grid-template-columns:1fr}
  .feature{height:420px}
  .about{grid-template-columns:1fr;gap:0;padding-bottom:80px}
  .about-copy{padding-top:24px}
  .principles{grid-template-columns:1fr;gap:14px}
  .vision{padding-bottom:80px}
  .closing{padding:64px 24px;border-radius:28px}
  .site-footer{margin-top:80px;padding-inline:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding-top:36px}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:480px){
  .brand-name{font-size:19px}
  .brand-symbol{width:32px;height:32px;border-radius:9px}
  .hero-actions .button{flex:1;padding:0 18px}
  .chip{padding:8px 12px 8px 8px;gap:10px}
  .chip img{width:34px;height:34px;border-radius:10px}
  .card-info p{font-size:13px}
  .compact{padding:18px;gap:16px}
  .compact .compact-icon{width:52px;height:52px;border-radius:14px}
  .visual-word{font-size:25px;left:20px}
  .principles article{padding:26px 22px}
  dialog{padding:28px 22px}
  .footer-bottom{flex-direction:column-reverse;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .ticker-track{flex-wrap:wrap}
}