:root{--ink:#14213d;--ink2:#3a4a6b;--bg:#fbfaf6;--card:#fff;--line:#e6e2d6;--gold:#e0a21b;--gold2:#8a5f00;--r:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.6 Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg)}
h1,h2,h3{font-family:Poppins,Inter,sans-serif;line-height:1.2;margin:.2em 0 .4em}h1{font-size:clamp(1.8rem,4vw,2.6rem)}h2{font-size:1.5rem}h3{font-size:1.15rem}
a{color:var(--gold2)}code{background:#f1eee4;padding:.1em .35em;border-radius:5px;font-size:.92em}pre{background:#1d2540;color:#f4f1e8;padding:1rem;border-radius:var(--r);overflow:auto;white-space:pre-wrap}pre code{background:none;color:inherit;padding:0}
.top{display:flex;justify-content:space-between;align-items:center;padding:.9rem 5vw;background:var(--ink);color:#fff}.brand{color:#fff;text-decoration:none;font-family:Poppins;font-weight:700;font-size:1.25rem}.brand span{color:var(--gold)}.top nav a{color:#fff;margin-left:1.2rem;text-decoration:none;font-weight:500;font-size:.95rem}
.wrap{max-width:1040px;margin:0 auto;padding:1.5rem 5vw 3rem}
.hero{padding:2rem 0 1.5rem;border-bottom:1px solid var(--line);margin-bottom:1.5rem}.kicker{color:var(--gold2);font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:.8rem;margin:0}.lead{font-size:1.1rem;color:var(--ink2);max-width:62ch}
.btn{display:inline-block;background:var(--gold);color:var(--ink);font-weight:600;padding:.6rem 1.1rem;border-radius:999px;text-decoration:none;border:0;cursor:pointer;font:inherit;font-weight:600}.btn.ghost{background:transparent;border:2px solid var(--ink);margin-left:.6rem}.btn.small{padding:.4rem .9rem;font-size:.9rem}.cta{margin-top:1rem}
.cath{margin-top:1.6rem;color:var(--ink2);border-left:4px solid var(--gold);padding-left:.6rem}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.9rem}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.1rem;text-decoration:none;color:inherit;transition:transform .12s,box-shadow .12s}.card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(20,33,61,.08)}.card h3{margin:.3rem 0;font-family:ui-monospace,Menlo,monospace;font-size:1.05rem}.card p{margin:0 0 .5rem;color:var(--ink2);font-size:.95rem}.cat,.meta{font-size:.78rem;color:var(--gold2);font-weight:600}.meta{color:#7a7f8c;font-weight:500}
.crumb{font-size:.9rem}.use{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.2rem;margin:1.2rem 0}.tabs{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:.6rem}.tab{border:1px solid var(--line);background:#f6f4ec;padding:.45rem .9rem;border-radius:999px;cursor:pointer;font:inherit;font-weight:500}.tab.on{background:var(--ink);color:#fff;border-color:var(--ink)}.pane{display:none}.pane.on{display:block}.copybox{position:relative}.copybox .btn{position:absolute;top:.6rem;right:.6rem}.copybox pre{padding-right:7rem;font-family:Inter,sans-serif;font-size:.95rem}.note{font-size:.88rem;color:var(--ink2)}
.doc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.2rem 1.4rem}.doc table{border-collapse:collapse;width:100%;font-size:.93rem;margin:.6rem 0}.doc th,.doc td{border:1px solid var(--line);padding:.4rem .6rem;text-align:left;vertical-align:top}.doc th{background:#f6f4ec}.doc blockquote{border-left:4px solid var(--gold);margin:.8rem 0;padding:.5rem .9rem;background:#fff8e6;border-radius:0 8px 8px 0}
.foot{border-top:1px solid var(--line);padding:1.2rem 5vw;font-size:.85rem;color:var(--ink2)}
@media (max-width:640px){.top{flex-direction:column;gap:.5rem}.top nav a{margin:0 .5rem}.btn.ghost{margin:.5rem 0 0}.copybox .btn{position:static;margin-top:.5rem}.copybox pre{padding-right:1rem}}