@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=JetBrains+Mono:wght@500;600&family=Noto+Sans+JP:wght@500;700;900&family=Noto+Sans+KR:wght@500;700;900&family=Noto+Sans+SC:wght@500;700;900&display=swap');

:root{
  --terra:#C83E20; --glow:#FF6B4A; --vellum:#F2EFE9; --paper:#FAF8F3; --well:#EDE9DF;
  --ink:#141615; --graphite:#383733; --muted:#5C5A54; --emerald:#156F4B; --obsidian:#0B0C0E;
  --obsidian-card:#121417; --obsidian-well:#1B1E23;
  --shadow-card:0 0 0 1px rgba(20,22,21,.07),0 1px 2px rgba(20,22,21,.06),0 3px 4px -2px rgba(20,22,21,.08);
  --shadow-btn:0 0 0 1px rgba(20,22,21,.08),0 1px 2px rgba(20,22,21,.08);
  --radius:8px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans','Noto Sans SC','Noto Sans JP','Noto Sans KR',Inter,-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--vellum);color:var(--ink);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
html[lang="ko"] body{word-break:keep-all;overflow-wrap:break-word}
a{color:var(--terra);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* Header — same obsidian bar as the dashboard */
.topbar{background:var(--obsidian);position:sticky;top:0;z-index:50}
.topbar-in{max-width:1120px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center}
.brand img{height:26px;width:auto;display:block}
.topnav{margin-left:auto;display:flex;gap:4px;align-items:center}
.topnav a{color:#C8C4BC;font-size:14px;font-weight:600;padding:8px 13px;border-radius:9999px}
.topnav a:hover{background:var(--obsidian-well);color:#FAF8F3;text-decoration:none}
.topnav a.on{background:#383733;color:#FAF8F3}
.langwrap{position:relative;display:inline-block;margin-left:8px}
.langwrap::after{content:"▾";position:absolute;right:9px;top:50%;transform:translateY(-54%);color:#C8C4BC;font-size:10px;pointer-events:none}
.langwrap select{appearance:none;-webkit-appearance:none;background:var(--obsidian-well);color:#FAF8F3;border:0;border-radius:6px;font-family:inherit;font-size:12.5px;font-weight:700;padding:8px 24px 8px 11px;cursor:pointer}
.langwrap select:focus{outline:2px solid var(--terra);outline-offset:1px}

/* Hero */
.hero{padding:72px 0 0}
.hero h1{font-size:52px;font-weight:800;letter-spacing:-0.025em;line-height:1.1;text-wrap:balance;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--terra)}
.lede{margin-top:20px;font-size:18px;font-weight:500;color:var(--graphite);max-width:58ch;line-height:1.6}
.badges{display:flex;gap:8px;margin-top:26px;flex-wrap:wrap}
.badge{background:var(--paper);box-shadow:var(--shadow-btn);border-radius:9999px;font-size:13px;font-weight:700;padding:8px 14px;display:inline-flex;gap:7px;align-items:center}
.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--emerald)}
.badge .dot.t{background:var(--terra)}
.cta-row{margin-top:30px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.btn{display:inline-block;background:var(--terra);color:var(--paper);font-size:15.5px;font-weight:700;border-radius:6px;padding:13px 22px;box-shadow:var(--shadow-btn)}
.btn:hover{text-decoration:none;filter:brightness(.96)}
.btn.ghost{background:var(--paper);color:var(--ink)}
.btn.disabled{background:var(--well);color:var(--muted);cursor:default}
.shortcut{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:600;color:var(--muted)}
.shortcut b{background:var(--paper);box-shadow:var(--shadow-btn);border-radius:3px;padding:3px 7px;color:var(--ink);font-weight:600}
.shot{margin-top:48px;background:var(--paper);border-radius:12px 12px 0 0;box-shadow:var(--shadow-card);padding:10px 10px 0;overflow:hidden}
.shot img{display:block;width:100%;border-radius:8px 8px 0 0}

/* Sections */
section{padding:72px 0}
section.alt{background:var(--paper);box-shadow:0 0 0 1px rgba(20,22,21,.06)}
.kicker{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--terra)}
h2{font-size:32px;font-weight:800;letter-spacing:-0.02em;line-height:1.2;margin-top:10px;text-wrap:balance}
.sec-lede{margin-top:12px;color:var(--graphite);font-weight:500;max-width:62ch}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px}
.card{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:22px}
section.alt .card{background:var(--vellum)}
.card .ic{width:40px;height:40px;border-radius:8px;background:var(--well);display:flex;align-items:center;justify-content:center;color:var(--terra)}
.card .ic svg{width:21px;height:21px}
.card h3{font-size:16.5px;font-weight:700;letter-spacing:-0.01em;margin-top:14px}
.card p{font-size:14.5px;color:var(--graphite);font-weight:500;margin-top:6px;line-height:1.6}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.step{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:22px}
.step .num{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--terra);background:var(--well);border-radius:9999px;padding:4px 10px;display:inline-block}
.step h3{font-size:15.5px;font-weight:700;margin-top:12px}
.step p{font-size:14px;color:var(--graphite);font-weight:500;margin-top:5px}

/* Dark BYOK panel */
.dark{background:var(--obsidian);color:#F2EFE9;border-radius:12px;padding:44px;box-shadow:var(--shadow-card)}
.dark h2{color:#FAF8F3}
.dark .sec-lede{color:#C8C4BC}
.dark .cols{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}
.dark h3{font-size:16px;font-weight:700;color:#FAF8F3}
.dark p{font-size:14.5px;color:#C8C4BC;font-weight:500;margin-top:6px}
.mono-chip{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;background:var(--obsidian-well);color:#C8C4BC;border-radius:6px;padding:5px 9px;display:inline-block;margin:4px 4px 0 0}

/* FAQ / prose */
.faq{margin-top:32px;display:grid;gap:12px}
.faq details{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:18px 22px}
.faq summary{font-weight:700;font-size:15.5px;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin-top:8px;color:var(--graphite);font-weight:500;font-size:14.5px}
.prose{max-width:760px}
.prose h2{font-size:24px;margin-top:40px}
.prose h2:first-of-type{margin-top:8px}
.prose h3{font-size:17px;font-weight:700;margin-top:26px}
.prose p,.prose li{color:var(--graphite);font-weight:500;font-size:15.5px}
.prose p{margin-top:10px}
.prose ul{margin:10px 0 0 20px;display:grid;gap:6px}
.prose table{width:100%;border-collapse:collapse;margin-top:14px;background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-card);overflow:hidden;font-size:14px}
.prose th,.prose td{text-align:left;padding:11px 14px;vertical-align:top}
.prose th{background:var(--well);font-weight:700;color:var(--ink)}
.prose tr+tr td{border-top:1px solid rgba(20,22,21,.07)}
.prose td:first-child{font-family:'JetBrains Mono',monospace;font-size:12.5px;font-weight:600;color:var(--ink);white-space:nowrap}
.callout{background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:20px 22px;margin-top:24px}
.callout p{margin-top:4px}
.page-head{padding:56px 0 8px}
.page-head h1{font-size:38px;font-weight:800;letter-spacing:-0.02em;line-height:1.15}
.meta-line{margin-top:10px;color:var(--muted);font-weight:600;font-size:13.5px;font-family:'JetBrains Mono',monospace}

/* Footer */
footer{background:var(--obsidian);color:#9E9B93;margin-top:0}
.foot-in{max-width:1120px;margin:0 auto;padding:44px 24px 36px;display:flex;gap:32px;flex-wrap:wrap;align-items:flex-start}
.foot-in img{height:24px}
.foot-nav{margin-left:auto;display:flex;gap:22px;flex-wrap:wrap}
.foot-nav a{color:#C8C4BC;font-size:14px;font-weight:600}
.foot-base{max-width:1120px;margin:0 auto;padding:0 24px 30px;font-size:13px;font-weight:500;display:flex;gap:16px;flex-wrap:wrap}
.foot-base span{margin-right:auto}

@media (max-width:860px){
  .grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .dark .cols{grid-template-columns:1fr}
  .hero h1{font-size:38px}
  .dark{padding:28px}
}
@media (max-width:560px){
  .grid,.steps{grid-template-columns:1fr}
  .topnav a{padding:7px 8px;font-size:12.5px;white-space:nowrap}
  .topnav a[href*="#how"],.topnav a[href*="#features"]{display:none}
  .langwrap{margin-left:2px}
  .topbar-in{gap:10px;padding:0 14px}
  .wrap{padding:0 16px}
  .hero{padding-top:48px}
}