:root{
  --bg:#0f1419; --panel:#161d24; --text:#e8edf2; --muted:#9aa7b4; --line:#26313b;
  --accent:#f7931a; --warn-bg:#2a2214; --warn-line:#f7931a;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
header.top{border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:800;font-size:22px;letter-spacing:-.5px;color:var(--text);text-decoration:none;display:inline-flex;align-items:center;gap:8px}
nav a{color:var(--muted);text-decoration:none;font-size:15px;margin-left:18px}
nav a:hover{color:var(--text)}
.hero{padding:88px 0 56px}
.badge{display:inline-block;font-size:13px;font-weight:600;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:3px 12px;margin-bottom:22px}
.hero h1{font-size:clamp(34px,6vw,54px);line-height:1.1;letter-spacing:-1.2px;margin:0 0 18px}
.hero p.lead{font-size:19px;color:var(--muted);max-width:600px;margin:0 0 28px}
.btn{display:inline-block;background:var(--accent);color:#14100a;font-weight:700;text-decoration:none;padding:12px 22px;border-radius:10px}
.points{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;padding:8px 0 64px}
.point{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}
.point h3{margin:0 0 6px;font-size:16px}
.point p{margin:0;color:var(--muted);font-size:15px}
section.guides{border-top:1px solid var(--line);padding:48px 0 64px}
section.guides h2{margin:0 0 16px;font-size:24px}
.card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;color:var(--text)}
.card:hover{border-color:var(--accent)}
.card strong{display:block;font-size:18px;margin-bottom:4px}
.card span{color:var(--muted);font-size:15px}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:14px;padding:28px 0 40px}
/* guide article */
article{padding:48px 0 64px}
article h1{font-size:clamp(28px,5vw,40px);line-height:1.15;letter-spacing:-.8px}
article h2{margin-top:36px;font-size:22px}
article blockquote{background:var(--warn-bg);border-left:4px solid var(--warn-line);margin:20px 0;padding:10px 16px;border-radius:0 8px 8px 0}
article hr{border:0;border-top:1px solid var(--line);margin:32px 0}
article code{background:var(--panel);padding:1px 6px;border-radius:4px}
article li{margin:4px 0}
.table-scroll{overflow-x:auto}
article table{border-collapse:collapse;width:100%;font-size:15px;min-width:520px}
article th,article td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
article th{background:var(--panel)}
.guide-nav{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;margin-top:36px;font-size:15px}
.guide-nav a{text-decoration:none}
.guide-nav .next{font-weight:600;text-align:right;margin-left:auto}
.logo-icon{width:30px;height:32px;display:block}
.logo .wm span{color:var(--accent)}
.card+.card{margin-top:12px}
.product .lead{font-size:19px;color:var(--muted)}
.steps{padding-left:22px}.steps li{margin:10px 0}
.product .points{padding:4px 0 8px}
.points.two{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.note{background:var(--warn-bg);border-left:4px solid var(--warn-line);padding:12px 16px;border-radius:0 8px 8px 0;margin:36px 0 0;font-size:15px}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line);margin-top:10px}
.alert strong,.hl{color:var(--accent)}
.badge.price{background:var(--accent);color:#14100a;margin-left:6px}