:root{--ink:#1d2433;--muted:#5b6475;--line:#dfe3ea;--bg:#fbfbf8;--card:#fff;--accent:#1f5fbf;--accent-ink:#fff;--warn:#8a4b00}
@media (prefers-color-scheme:dark){:root{--ink:#e8eaee;--muted:#a9b0bd;--line:#333a46;--bg:#14171c;--card:#1c2027;--accent:#6ea2ff;--accent-ink:#0b1220;--warn:#ffb866}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:860px;margin:0 auto;padding:0 16px}
a{color:var(--accent)}
.top{border-bottom:1px solid var(--line);background:var(--card)}
.top .wrap{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;padding:12px 16px}
.brand{font-weight:700;text-decoration:none;color:var(--ink)}
.top nav{display:flex;gap:14px;flex-wrap:wrap}.top nav a{text-decoration:none}
h1{font-size:1.9rem;line-height:1.25;margin:28px 0 8px}
h2{font-size:1.3rem;margin:32px 0 8px}h3{font-size:1.05rem;margin:18px 0 4px}
.lead{font-size:1.1rem}.small,.updated{color:var(--muted);font-size:.9rem}
.upload{background:var(--card);border:2px dashed var(--line);border-radius:10px;padding:20px;margin:20px 0}
.upload label{display:block;font-weight:600;margin-bottom:8px}
.upload input[type=file]{display:block;width:100%;margin-bottom:12px}
button,.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);border:0;border-radius:8px;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn.light{background:transparent;color:var(--accent);border:1px solid var(--accent)}
button:disabled{opacity:.6}
.grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.grid li{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px}
.grid strong{display:block;font-size:1.1rem}
.note{color:var(--warn);font-weight:600}
.status{font-weight:600;margin:8px 0}.err{color:var(--warn)}
.files{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.file{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;overflow-wrap:anywhere}
.file h2{font-size:1rem;margin:0 0 8px}
.file img{width:100%;height:auto;border:1px solid var(--line);background:#fff}
.dl{display:flex;flex-direction:column;gap:4px}
.plans{display:flex;flex-direction:column;gap:8px;max-width:460px}.plans button{width:100%;text-align:left}
.code input{padding:8px;font:inherit;max-width:200px}
.tablewrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.95rem;background:var(--card)}
th,td{border:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
pre.code{background:var(--card);border:1px solid var(--line);padding:12px;overflow-x:auto;font-size:.8rem}
strong.code{font-family:ui-monospace,monospace;font-size:1.2rem}
footer{border-top:1px solid var(--line);margin-top:48px;padding:16px 0;color:var(--muted);font-size:.9rem}
footer .guides{display:flex;flex-wrap:wrap;gap:6px 14px}
.start{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:4px 24px;align-items:start}
.start .side h2{margin-top:16px}
.how{padding-left:22px;margin:0 0 12px}.how li{margin-bottom:4px}
.trust{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.example{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.example figure{margin:0}
.example img{display:block;width:100%;height:auto;border:1px solid var(--line);background:#fff}
.example figcaption{color:var(--muted);font-size:.9rem;margin-top:4px}