/* N 베일 웹 — 어두운 판, 노바 주황 + 오로라(앱 DESIGN-GUIDE §1). 외부 글꼴·스크립트 없음. */
:root{--bg:#121315;--bg2:#1A1B1D;--card:#222428;--line:#33363a;--text:#fff;--text-2:#b9bdc2;--text-3:#7d8187;--ember:#FF7B00;--amber:#FFB347;--magenta:#E0457B;--indigo:#6C5CE7}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Pretendard","Apple SD Gothic Neo","Malgun Gothic",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--amber)}img{max-width:100%}
.topbar{position:sticky;top:0;z-index:5;background:rgba(18,19,21,.8);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.topbar .in{max-width:1080px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:700}.brand .ic{border-radius:8px}
.topbar nav{display:flex;gap:16px;flex-wrap:wrap}.topbar nav a{color:var(--text-2);text-decoration:none;font-size:15px}.topbar nav a[aria-current]{color:var(--text)}
.doc{max-width:760px;margin:0 auto;padding:32px 20px 80px}.doc h1{font-size:30px;margin:8px 0}.doc h2{margin-top:40px;font-size:22px}.doc .meta{color:var(--text-3);font-size:14px;margin:0}
.doc table{border-collapse:collapse;width:100%;font-size:15px;display:block;overflow-x:auto}.doc th,.doc td{border-bottom:1px solid var(--line);padding:8px;text-align:left}
.doc code{background:var(--card);padding:1px 6px;border-radius:6px}.toc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:20px 0}
footer.site{border-top:1px solid var(--line);color:var(--text-3);font-size:14px}footer.site .wrap{max-width:1080px;margin:0 auto;padding:24px 20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* 홈 */
.hero{position:relative;overflow:hidden;min-height:88vh;display:grid;place-items:center;text-align:center;padding:40px 20px}
.hero canvas{width:min(70vw,360px);height:min(70vw,360px);display:block;margin:0 auto}
.hero h1{font-size:clamp(40px,8vw,72px);margin:18px 0 4px;letter-spacing:-.02em}
.hero p.lead{font-size:clamp(17px,2.4vw,21px);color:var(--text-2);margin:0 0 22px}
.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:99px;padding:6px 14px;color:var(--text-2);font-size:14px;background:rgba(255,255,255,.03)}
.pill i{width:8px;height:8px;border-radius:50%;background:#3ccf8e;box-shadow:0 0 12px #3ccf8e}
.wrapx{max-width:1080px;margin:0 auto;padding:72px 20px}.wrapx h2{font-size:clamp(26px,4vw,36px);margin:0 0 10px}.wrapx .sub{color:var(--text-2);margin:0 0 32px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media(max-width:820px){.grid3{grid-template-columns:1fr}}
.card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:20px;padding:22px}
.card b.k{display:block;font-size:13px;color:var(--amber);letter-spacing:.06em;margin-bottom:6px}.card h3{margin:0 0 6px;font-size:19px}.card p{margin:0;color:var(--text-2);font-size:15px}
.route{background:var(--bg2);border:1px solid var(--line);border-radius:24px;padding:20px}.route canvas{width:100%;height:220px;display:block}
.route .tabs{display:flex;gap:8px;justify-content:center;margin-top:10px}.route button{font:inherit;color:var(--text);background:transparent;border:1px solid var(--line);border-radius:12px;padding:8px 16px;cursor:pointer}
.route button[aria-pressed=true]{border-color:var(--ember);background:rgba(255,123,0,.14)}
.shots{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}.shots img{height:520px;border-radius:28px;border:1px solid var(--line);scroll-snap-align:center;flex:none}
@media(max-width:600px){.shots img{height:440px}}
table.logs{width:100%;border-collapse:collapse}table.logs td{padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}table.logs td:first-child{white-space:nowrap;font-weight:700}
.yes{color:#3ccf8e}.no{color:var(--magenta)}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;gap:12px}.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 16px 16px 60px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:16px;top:14px;width:30px;height:30px;border-radius:50%;background:var(--ember);color:#1a1205;font-weight:800;display:grid;place-items:center}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}