:root{color-scheme:light dark;box-sizing:border-box;padding-top:env(safe-area-inset-top,0);padding-bottom:env(safe-area-inset-bottom,0);--bg:#f4f7f8;--card:#fff;--tx:#14262b;--mut:#5d7178;--bd:#dbe4e7;--ac:#0f766e;--ac2:#e0f2f1}
@media(prefers-color-scheme:dark){:root{--bg:#0d1a1d;--card:#15272b;--tx:#e6f0f2;--mut:#93a9af;--bd:#264047;--ac:#2dd4bf;--ac2:#12373a}}
*,*:before,*:after{box-sizing:inherit}html{height:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif}
a{color:var(--ac);text-decoration:none}
.top{position:sticky;top:env(safe-area-inset-top,0);z-index:9;display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 14px;background:var(--card);border-bottom:1px solid var(--bd)}
.logo{font-weight:700;color:var(--tx);white-space:nowrap}.top form,.hero form{display:flex;gap:6px;flex:1;min-width:220px;max-width:520px}
input,select{font-size:16px;padding:9px 12px;border:1px solid var(--bd);border-radius:8px;background:var(--bg);color:var(--tx);min-width:0}input{flex:1}
button{padding:0 16px;border:0;border-radius:8px;background:var(--ac);color:#fff;font-weight:600;cursor:pointer;min-height:38px}
.wrap{max-width:1000px;margin:0 auto;padding:16px 14px 30px}
.hero{background:linear-gradient(135deg,#0f766e,#155e75 60%,#1e3a8a);color:#fff;border-radius:16px;padding:28px 18px;text-align:center;margin-bottom:20px}
.hero h1{margin:0 0 6px;font-size:clamp(22px,5vw,34px)}.hero p{margin:0 0 16px;opacity:.9}.hero form{margin:0 auto;max-width:560px}
h1{font-size:22px;margin:10px 0}h1 small{font-size:13px;color:var(--mut);font-weight:400}h2{font-size:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.cls{display:flex;flex-direction:column;gap:2px;background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:12px;color:var(--tx)}
.cls b{font-size:22px;color:var(--ac)}.cls i{font-style:normal;font-size:12px;color:var(--mut)}.cls:hover{border-color:var(--ac)}
.bc{font-size:13px;color:var(--mut)}
.list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.it{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:12px 14px;scroll-margin-top:80px}.it:target{border-color:var(--ac);box-shadow:0 0 0 2px var(--ac2)}
.it h3{margin:0 0 6px;font-size:15px;word-break:break-word}.tags{display:flex;flex-wrap:wrap;gap:6px;font-size:12px}
.tag{padding:1px 8px;border-radius:10px;background:var(--ac2);color:var(--ac)}.tag.A{background:#dcfce7;color:#166534}.tag.M{background:#fef3c7;color:#92400e}.tag.D,.tag.X{background:#fee2e2;color:#991b1b}
.sub{font-size:12px;color:var(--mut);margin:6px 0 0}.note{font-size:13px;color:var(--mut);margin:6px 0 0;word-break:break-word}
.pg{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:20px 0}.pg a,.pg span{padding:6px 12px;border:1px solid var(--bd);border-radius:8px;background:var(--card)}.pg .cur{background:var(--ac);color:#fff;border-color:var(--ac)}.pg span{border:0;background:none}
.panel{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}#more{display:block;margin:16px auto;padding:10px 24px}
footer{text-align:center;color:var(--mut);font-size:12px;padding:0 14px 30px}
.skip{position:absolute;left:-9999px}.skip:focus{left:8px;top:8px;z-index:99;background:var(--card);padding:8px 12px;border-radius:8px}
:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
.it{content-visibility:auto;contain-intrinsic-size:auto 110px}.it[hidden]{display:none}
.tools{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:8px 0 14px;font-size:14px}.tools input[type=search]{max-width:260px}
.cn{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:14px;margin:10px 0}
mark{background:#fde68a;color:#14262b;border-radius:3px;padding:0 1px}
.pg a[rel]{font-weight:600}
@media(prefers-color-scheme:dark){.tag.A{background:#14532d;color:#bbf7d0}.tag.M{background:#78350f;color:#fde68a}.tag.D,.tag.X{background:#7f1d1d;color:#fecaca}}
@media(max-width:480px){.top{padding:8px 10px}.logo{width:100%}.top form{min-width:0;max-width:none}.wrap{padding:12px 10px 24px}}
@media print{.top,.pg,.tools,.cn,footer{display:none}.it{break-inside:avoid;border-color:#999}}

.detail{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:16px 18px}.detail h1{word-break:break-word;font-size:20px}
dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:14px 0}dt{color:var(--mut)}dd{margin:0;word-break:break-word}
.note2{white-space:pre-wrap;word-break:break-word}.rel{padding-left:18px;margin:6px 0}.rel li{margin:4px 0}
@media(max-width:480px){dl{grid-template-columns:1fr}dt{margin-top:6px;font-size:13px}}