:root{--bg:#0a0c10;--panel:rgba(255,255,255,.04);--line:rgba(125,211,252,.22);--ice:#7dd3fc;--ice2:#bae6fd;--text:#e8f4fb;--muted:#94a3b8;--radius:18px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,rgba(56,189,248,.16),transparent 60%),radial-gradient(900px 500px at -10% 20%,rgba(125,211,252,.08),transparent 60%),var(--bg);color:var(--text);font:17px/1.7 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;min-height:100vh}
.wrap{max-width:820px;margin:0 auto;padding:0 18px}
a{color:var(--ice);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ice2)}
.site-header{position:sticky;top:0;z-index:10;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:rgba(10,12,16,.72);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;font-size:1.1rem}
.brand img{border-radius:10px;box-shadow:0 0 18px rgba(125,211,252,.35)}
.brand b{color:var(--ice)}
nav{display:flex;gap:6px;flex-wrap:wrap}
nav a{text-decoration:none;color:var(--text);padding:7px 13px;border-radius:999px;font-size:.95rem}
nav a:hover{background:var(--panel)}
nav .shop-btn{background:linear-gradient(135deg,rgba(125,211,252,.95),rgba(56,189,248,.8));color:#04121c;font-weight:700}
nav .shop-btn:hover{color:#04121c;filter:brightness(1.08)}
main{padding:28px 18px 10px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:var(--radius);padding:28px clamp(18px,4vw,40px);box-shadow:0 10px 40px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.06)}
h1{font-size:clamp(1.7rem,4.5vw,2.4rem);line-height:1.2;margin:.1em 0 .4em;background:linear-gradient(90deg,#e0f2fe,#7dd3fc);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:1.35rem;margin:1.6em 0 .5em;color:var(--ice2)}
h3{font-size:1.1rem;color:var(--ice2)}
.meta{color:var(--muted);font-size:.9rem;margin-top:-.2em;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.pill{border:1px solid var(--line);border-radius:999px;padding:2px 10px;color:var(--ice);font-size:.82rem}
.content li{margin:.25em 0}
.content strong{color:#fff}
blockquote{margin:1.2em 0;padding:.6em 1.1em;border-left:4px solid var(--ice);background:var(--panel);border-radius:0 12px 12px 0}
.callout{margin:1.4em 0;border:1px solid rgba(125,211,252,.45);background:linear-gradient(135deg,rgba(125,211,252,.14),rgba(125,211,252,.04));border-radius:16px;padding:14px 18px;box-shadow:0 0 24px rgba(56,189,248,.12)}
.callout-title{font-weight:700;color:var(--ice2);margin-bottom:4px}
.callout-body p{margin:.35em 0}
.callout-warning{border-color:rgba(251,191,36,.5);background:rgba(251,191,36,.08)}
.table-wrap{overflow-x:auto;margin:1em 0;border-radius:12px;border:1px solid var(--line)}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid rgba(125,211,252,.12)}
th{background:rgba(125,211,252,.1);color:var(--ice2)}
tr:last-child td{border-bottom:0}
code{background:var(--panel);padding:2px 6px;border-radius:6px}
.related{margin:22px 0;padding:18px 22px;border:1px dashed var(--line);border-radius:var(--radius);background:var(--panel)}
.related h2{margin:0;font-size:1.1rem}
.related ul{margin:.4em 0 0;padding-left:1.1em}
.muted{color:var(--muted);font-size:.88rem;margin:.1em 0}
ul.map li{margin:.3em 0}
.site-footer{margin-top:30px;border-top:1px solid var(--line);padding:22px 0 34px;color:var(--muted);font-size:.92rem;text-align:center}
.site-footer strong{color:var(--text)}
.site-footer p{margin:.3em 0}
@media (max-width:560px){body{font-size:16px}.site-header .wrap{justify-content:center}.card{padding:22px 16px}}