:root{color-scheme:dark;--bg:#121518;--panel:#0b0e10;--raised:#1b2025;--ink:#f0f2f3;--muted:#a3acb4;--line:#30373e;--accent:#f3cf98;--accent-hover:#ffdfae}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:30px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Segoe UI",sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
:lang(ko){word-break:keep-all}
a{color:inherit;text-underline-offset:4px}
button,input{font:inherit}
button,a,input,summary{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
button:disabled{cursor:default;opacity:.45}
header,main,footer{max-width:1160px;margin:auto}

/* Header */
header{height:84px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:23px;font-weight:630;letter-spacing:-.8px;text-decoration:none}
.brand img{border-radius:7px}
.brand>span{font-size:12px;letter-spacing:0;font-weight:400;color:var(--muted);margin-left:4px}
nav{display:flex;align-items:center;gap:30px}
nav a{font-size:13px;text-decoration:none;color:var(--muted)}
nav a:hover,nav a[aria-current=page]{color:var(--ink)}
.lang{border:1px solid var(--line);border-radius:6px;padding:3px 9px}
.nav-button{color:var(--ink);display:flex;gap:14px;align-items:center}
.nav-button span{font-size:23px;color:var(--accent)}

/* Hero */
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:58px;align-items:center;padding:52px 0 40px}
.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:600;color:var(--muted);margin:0 0 18px;text-transform:uppercase}
h1{font-size:clamp(40px,4.5vw,62px);line-height:1.06;letter-spacing:-3px;font-weight:580;margin:0}
:lang(ko) h1{letter-spacing:-2px;line-height:1.14}
h1 span{color:var(--accent)}
.intro{font-size:17px;color:var(--muted);line-height:1.6;margin:24px 0}
.hero-actions{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;padding:12px 19px;border-radius:8px;font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap;border:0}
.primary{background:var(--accent);color:#231a0c}
.primary:hover{background:var(--accent-hover)}
.button.pending{background:var(--raised);color:var(--muted);border:1px solid var(--line);cursor:default}
.price-note{font-size:13px;margin:0;color:var(--ink)}
.price-note span{display:block;font-size:11px;color:var(--muted)}
.fine{font-size:11px;color:var(--muted);margin:15px 0 0}

/* Hero legend: | and ‹ › explained */
.legend{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 24px 20px}
.legend-bar{display:flex;align-items:center;gap:8px;height:38px;padding:0 12px;border-radius:9px;background:linear-gradient(#2b3036,#23282d);font-size:12px;overflow:hidden}
.legend-group{display:flex;gap:6px;align-items:center;padding:4px 8px;border-radius:6px}
.legend-group.hidden{border:1px dashed #5b646d;color:var(--muted)}
.legend-group.fixed{background:rgba(255,255,255,.06)}
.legend-group svg{width:15px;height:15px;opacity:.9}
.legend-divider{width:1px;height:16px;background:rgba(240,242,243,.65)}
.legend-arrow{color:var(--accent);font-size:18px;line-height:1}
.legend dl{margin-top:18px}
.legend figcaption{font-size:11px;color:var(--muted);margin-top:14px}

/* Interactive menu bar demo */
.demo{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.demo-top{display:flex;justify-content:space-between;align-items:start;gap:20px;padding:25px 28px 0}
.demo-top .eyebrow{margin:0 0 6px;font-size:9px}
.readout{margin:0;line-height:1.1}
.readout output{display:block;font-size:33px;letter-spacing:-1px;font-variant-numeric:tabular-nums;font-weight:400}
.readout>span{display:block;font-size:10px;color:var(--muted);margin-top:7px}
.demo-hint{margin:0;font-size:12px;text-align:right;color:var(--ink)}
.demo-hint span{color:var(--muted);font-size:11px}
.stage-wrap{margin:24px 28px 26px;border-radius:10px;overflow:hidden;border:1px solid #262c32;background:#000}
.stage{position:relative;width:960px;height:250px;transform-origin:0 0;background:radial-gradient(120% 140% at 20% 0%,#3a3350 0%,#1f2a3a 45%,#121a24 100%);overflow:hidden;user-select:none;-webkit-user-select:none}
.mbar{position:absolute;left:0;top:0;width:960px;height:32px;background:rgba(30,34,40,.62);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);font-size:13px;color:#f4f5f6}
.mbar .menus{position:absolute;left:14px;top:0;height:32px;display:flex;align-items:center;gap:17px;white-space:nowrap}
.mbar .menus b{font-weight:650}
.mbar .apple{width:14px;height:16px;display:block}
.notch{position:absolute;left:386px;top:0;width:188px;height:32px;background:#000;border-radius:0 0 13px 13px;z-index:5}
.slot{position:absolute;top:0;height:32px;display:flex;align-items:center;justify-content:center}
.icon svg{width:16px;height:16px;display:block}
.icon{width:30px;color:#f4f5f6}
button.icon{background:none;border:0;padding:0;border-radius:5px}
button.icon:hover{background:rgba(255,255,255,.14)}
.clock{font-size:13px;white-space:nowrap}
.divider{width:18px;background:none;border:0;padding:0;border-radius:5px}
.divider:hover{background:rgba(255,255,255,.14)}
.divider::after{content:"";width:1px;height:14px;background:rgba(244,245,246,.65)}
.arrow{width:28px;background:none;border:0;color:#f4f5f6;font-size:19px;line-height:1;border-radius:5px;padding:0 0 2px}
.arrow:hover{background:rgba(255,255,255,.14)}
.rail{position:absolute;top:0;height:32px;overflow:hidden;z-index:4;cursor:grab;touch-action:pan-y}
.rail.dragging{cursor:grabbing}
.rail-track{position:absolute;top:0;left:0;height:32px;display:flex}
.rail-edge{position:absolute;left:0;top:9px;width:1px;height:14px;background:rgba(244,245,246,.65);z-index:2}
.rail-fade{position:absolute;top:0;width:18px;height:32px;z-index:1;pointer-events:none;opacity:0;transition:opacity .15s}
.rail-fade.left{left:0;background:linear-gradient(90deg,rgba(35,39,46,1),rgba(35,39,46,0))}
.rail-fade.right{right:0;background:linear-gradient(270deg,rgba(35,39,46,1),rgba(35,39,46,0))}
.rail-fade.on{opacity:1}
.clipped{opacity:.9}
.tip{position:absolute;top:38px;padding:5px 10px;border-radius:7px;background:rgba(40,44,50,.96);border:1px solid rgba(255,255,255,.12);font-size:12px;white-space:nowrap;z-index:6;pointer-events:none;box-shadow:0 8px 24px rgba(0,0,0,.35)}
.stage-note{position:absolute;left:480px;bottom:26px;transform:translateX(-50%);font-size:13px;color:rgba(244,245,246,.8);text-align:center;width:80%;margin:0}
.demo-controls{display:flex;gap:14px;align-items:center;flex-wrap:wrap;padding:17px 23px;border-top:1px solid var(--line);background:#171c20}
.demo-controls button{background:transparent;border:1px solid #49515a;color:var(--ink);padding:6px 14px;font-size:12px;border-radius:6px;min-width:64px}
.demo-controls button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#231a0c}
.segmented{display:inline-flex}
.segmented button{border-radius:0}
.segmented button:first-child{border-radius:6px 0 0 6px}
.segmented button:last-child{border-radius:0 6px 6px 0;border-left:0}
.spacer{flex:1}
.demo-caption{font-size:10px;text-align:center;margin:0;padding:13px 15px;color:var(--muted)}

/* Details, features, purchase, FAQ */
.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:44px 0 50px}
h2{font-size:27px;line-height:1.2;font-weight:550;letter-spacing:-1px;margin:0 0 22px}
.details-grid h2{font-size:14px;letter-spacing:0;color:var(--ink);font-weight:500;margin-bottom:16px}
dl{margin:0}
dl>div{display:grid;grid-template-columns:106px 1fr;gap:15px;border-top:1px solid var(--line);padding:16px 0;font-size:12px}
dt{color:var(--ink)}
dd{margin:0;color:var(--muted)}
.features{padding:0 0 46px}
.features h2{font-size:14px;letter-spacing:0;font-weight:500;margin-bottom:16px}
.features ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.features li{background:var(--bg);padding:18px 20px;font-size:12px;color:var(--muted)}
.features li strong{display:block;color:var(--ink);font-weight:500;font-size:13px;margin-bottom:4px}
.purchase{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:42px 0;display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}
.purchase h2{font-size:36px;margin:0 0 17px}
.purchase .eyebrow{margin-bottom:13px}
.price{font-size:28px;line-height:1.2;margin:0 0 15px;letter-spacing:-.8px}
.price>span{font-size:11px;color:var(--muted);letter-spacing:0;margin-left:10px}
.purchase-terms{font-size:12px;color:var(--muted);margin:0}
.purchase-panel{padding:26px;border:1px solid var(--line);border-radius:12px;background:var(--raised)}
.release-tag{font-size:11px;color:var(--accent)}
.availability{font-size:14px;color:var(--muted);margin:13px 0 20px}
.purchase-panel .text-link{display:block;margin-top:13px;font-size:12px;color:var(--muted)}
.faq{padding:46px 0 30px;max-width:780px}
.faq h2{font-size:21px;margin:0 0 10px}
details{border-bottom:1px solid var(--line);padding:15px 0}
summary{font-size:14px;cursor:pointer}
details p{font-size:13px;color:var(--muted);max-width:680px;margin:12px 0 3px}

/* Footer */
footer{padding:35px 0 30px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;border-top:1px solid var(--line);margin-top:25px}
footer .brand{font-size:16px}
footer p{font-size:11px;color:var(--muted);margin:3px 0 0}
footer nav{gap:22px;flex-wrap:wrap}
footer nav a{font-size:11px}
footer small{flex-basis:100%;font-size:10px;color:#929ca5}

/* Accessibility */
.skip{position:absolute;top:-100px;left:12px;z-index:100}
.skip:focus{top:12px;background:var(--accent);color:#111;padding:10px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible,.rail:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Documents */
.document{max-width:820px;padding:64px 0}
.document h1{font-size:48px;letter-spacing:-2px}
.document h2{font-size:25px;margin-top:34px}
.document p,.document li{font-size:16px;color:var(--muted)}
.document strong{color:var(--ink);font-weight:600}
.document .notice{padding:20px;background:var(--raised);border-radius:10px;border:1px solid var(--line)}
.document table{width:100%;border-collapse:collapse;font-size:14px}
.document td,.document th{border-bottom:1px solid var(--line);padding:12px 8px;text-align:left;vertical-align:top}
.document th{color:var(--ink);font-weight:500}
.document td{color:var(--muted)}
.document code{font-size:.9em;background:var(--raised);border:1px solid var(--line);border-radius:5px;padding:1px 6px;color:var(--ink);word-break:break-all}
.download-meta{font-size:12px!important;margin-top:10px}

@media(max-width:1240px){header,main,footer{margin-left:40px;margin-right:40px}}
@media(max-width:900px){
  .hero{gap:30px;grid-template-columns:1fr}
  h1{font-size:46px;letter-spacing:-2px}
  .intro{font-size:15px}
  .stage-wrap{margin:22px 20px}
  .details-grid,.purchase{gap:35px}
  .details-grid dl>div{grid-template-columns:85px 1fr;gap:8px}
  .features ul{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  header,main,footer{margin-left:16px;margin-right:16px}
  header{height:68px}
  .brand{font-size:19px}
  .brand>span,header nav>a.hide-sm{display:none}
  nav{gap:14px}
  .nav-button{font-size:12px;gap:8px}
  .hero{padding:34px 0 26px}
  h1{font-size:40px;letter-spacing:-1.8px}
  .eyebrow{font-size:9px}
  .demo-top{padding:18px 17px 0;flex-direction:column;gap:10px}
  .demo-hint{text-align:left}
  .readout output{font-size:27px}
  .stage-wrap{margin:18px 12px}
  .demo-controls{gap:8px;padding:12px}
  .demo-controls button{font-size:11px;padding:6px 10px;min-width:0}
  .spacer{display:none}
  .details-grid{grid-template-columns:1fr;gap:25px;padding:32px 0}
  .details-grid dl>div{grid-template-columns:96px 1fr}
  .features ul{grid-template-columns:1fr}
  .purchase{grid-template-columns:1fr;gap:25px;padding:32px 0}
  .purchase h2{font-size:30px}
  .purchase-panel{padding:22px}
  .faq{padding:33px 0}
  .document{padding-top:40px}
  .document h1{font-size:36px}
  .document table{font-size:12px}
  .document td,.document th{padding:9px 4px}
  footer nav{gap:16px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
.rail-track .slot{position:relative;left:auto;flex:none}