:root{--bg:#f4f1ea;--card:#fff;--text:#1c1b18;--muted:#6f6b60;--line:#ddd7c8;--gold:#b8860b;--win:#2e7d4f;--winbg:#e3f3e8}
@media (prefers-color-scheme:dark){:root{--bg:#0f1318;--card:#171d25;--text:#e8e4d8;--muted:#8d9199;--line:#2a323d;--gold:#d4af37;--win:#5fcf8b;--winbg:#14301f}}
:root[data-theme=dark]{--bg:#0f1318;--card:#171d25;--text:#e8e4d8;--muted:#8d9199;--line:#2a323d;--gold:#d4af37;--win:#5fcf8b;--winbg:#14301f}
:root[data-theme=light]{--bg:#f4f1ea;--card:#fff;--text:#1c1b18;--muted:#6f6b60;--line:#ddd7c8;--gold:#b8860b;--win:#2e7d4f;--winbg:#e3f3e8}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.4 system-ui,-apple-system,Segoe UI,sans-serif}
main{max-width:960px;margin:0 auto;padding:24px 16px 60px}
h1{margin:0 0 4px;font-size:26px;letter-spacing:.5px}
h1 span{color:var(--gold)}
.brand .bn{font-size:34px;font-weight:800;letter-spacing:.3px;line-height:1.1}.bn span{color:var(--gold)}
.brand .tl{font-size:15px;font-weight:500;margin:3px 0 0;letter-spacing:0}
.by{margin:2px 0 0;color:var(--muted);font-size:12px}
.hr{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
:root{--ind:#4f46e5}@media(prefers-color-scheme:dark){:root{--ind:#818cf8}}:root[data-theme=dark]{--ind:#818cf8}:root[data-theme=light]{--ind:#4f46e5}
.optbox{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:6px 0 10px}
.opt{position:relative;display:block;width:100%;text-align:left;border:none;border-radius:0;background:transparent;padding:14px 16px;cursor:pointer;color:var(--text)}
.opt+.opt{border-top:1px solid var(--line)}
.opt:hover{background:rgba(212,175,55,.05)}
.opt.sel{background:rgba(212,175,55,.09);box-shadow:inset 3px 0 0 var(--gold)}
.opt b{display:block;font-size:15px}
.opt p{margin:0;color:var(--muted);font-size:14px;font-weight:400}
.opt .tick{position:absolute;top:14px;right:16px;color:var(--gold);font-size:13px;display:none}.opt.sel .tick{display:block}
.bdg{display:inline-block;font-size:12px;font-weight:600;padding:2px 10px;border-radius:999px;margin:6px 0}
.bdg.gr{color:var(--win);background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.3)}
.bdg.i{color:var(--ind);background:rgba(99,102,241,.16);border:1px solid rgba(99,102,241,.35)}
#about{margin-top:8px;padding-top:0;color:var(--muted);font-size:14px;line-height:1.65}
#about h1,#about h2{font-size:18px;font-weight:700;color:var(--text);margin:0 0 8px}#about h3{font-size:15px;color:var(--text);margin:18px 0 6px}
#about dt{font-weight:600;color:var(--text)}#about dd{margin:0 0 6px}#about ul{padding-left:20px;margin:6px 0}
.sub{color:var(--muted);margin:0 0 18px}
.sub p{margin:0 0 10px}.sub b{color:var(--text)}
.pri{background:var(--gold);color:#111;border-color:var(--gold);font-weight:600}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.55);display:grid;place-items:center;z-index:10;padding:16px}
.mc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;max-width:380px;width:100%;position:relative}
.mc h2{margin:0 0 8px}.mc p{color:var(--muted);margin:0 0 16px}
.mc .x{position:absolute;top:8px;right:8px;padding:2px 10px}
#dp{white-space:pre-line}