:root{--ink:#1d2433;--muted:#5b6475;--bg:#fbfaf7;--card:#fff;--line:#e7e2d8;--red:#a8322d;--red-d:#86241f;--gold:#b8892f;--teal:#1f5f6b;--soft:#f3efe6;--r:14px;--max:1080px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}a:hover{color:var(--red)}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:9}
.wrap{max-width:var(--max);margin:0 auto;padding:0 18px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:58px}
.brand{font-weight:800;text-decoration:none;color:var(--ink);font-size:1.08rem;letter-spacing:.2px;display:flex;align-items:center;gap:8px}
.brand .seal{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--red);color:#fff;font-size:.95rem}
nav.main{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;border-top:1px solid var(--line)}
nav.main::-webkit-scrollbar{display:none}
nav.main ul{display:flex;gap:4px;list-style:none;margin:0;padding:6px 0;white-space:nowrap}
nav.main a{display:block;padding:7px 12px;border-radius:999px;text-decoration:none;color:var(--ink);font-size:.93rem}
nav.main a[aria-current=page]{background:var(--red);color:#fff}
nav.main a:hover{background:var(--soft)}nav.main a[aria-current=page]:hover{background:var(--red-d)}
.hero{position:relative;color:#fff;background:#222}
.hero img{width:100%;height:62vh;min-height:340px;max-height:560px;object-fit:cover;opacity:.78}
.hero .txt{position:absolute;inset:auto 0 0 0;padding:28px 0 30px;background:linear-gradient(transparent,rgba(0,0,0,.72))}
.hero h1{font-size:clamp(1.9rem,6vw,3.1rem);line-height:1.15;margin:0 0 8px}
.hero p{margin:0;max-width:640px;font-size:1.05rem}
.hero .credit{position:absolute;right:8px;top:8px;font-size:.7rem;background:rgba(0,0,0,.45);padding:2px 6px;border-radius:4px}
.hero .credit a{color:#fff}
.pagehead{padding-top:30px;padding-bottom:6px}
.pagehead h1{font-size:clamp(1.7rem,5vw,2.5rem);line-height:1.2;margin:0 0 8px}
.lede{font-size:1.1rem;color:var(--muted);max-width:760px;margin:0}
main section{padding:18px 0}
h2{font-size:1.45rem;line-height:1.3;margin:26px 0 10px}
h3{font-size:1.15rem;margin:0 0 6px;line-height:1.35}
.zh{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-weight:700;color:var(--red)}
.py{color:var(--muted);font-style:italic;font-size:.92rem}
.grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:640px){.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:1fr 1fr}}
@media(min-width:960px){.grid.three{grid-template-columns:1fr 1fr 1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.card .body{padding:16px 18px}
.card p{margin:.4em 0}
.card figure{margin:0}
.card img{aspect-ratio:3/2;object-fit:cover;width:100%}
figure{margin:18px 0}
figcaption{font-size:.74rem;color:var(--muted);padding:6px 2px 0;line-height:1.4}
.card figcaption{padding:6px 18px 0}
.meta{font-size:.9rem;color:var(--muted)}
.tag{display:inline-block;background:var(--soft);border-radius:999px;padding:2px 10px;font-size:.8rem;margin:2px 4px 2px 0;color:var(--ink)}
.note{background:#fff8e6;border:1px solid #efd9a2;border-left:5px solid var(--gold);border-radius:10px;padding:12px 16px;margin:16px 0}
.note.solemn{background:#f4f5f7;border-color:#d7dbe2;border-left-color:#59606d}
ol.steps{counter-reset:s;list-style:none;padding:0;margin:10px 0}
ol.steps>li{counter-increment:s;position:relative;padding:4px 0 12px 46px}
ol.steps>li::before{content:counter(s);position:absolute;left:0;top:2px;width:32px;height:32px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.95rem}
.day{border-left:4px solid var(--red);padding:2px 0 2px 16px;margin:14px 0}
.day h3{color:var(--red)}
.cards-lang{display:grid;gap:12px;grid-template-columns:1fr}
@media(min-width:640px){.cards-lang{grid-template-columns:1fr 1fr}}
.lang{background:#fff;border:2px solid var(--ink);border-radius:var(--r);padding:16px}
.lang .big{font-size:1.7rem;line-height:1.35;font-weight:800;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif}
.lang .en{color:var(--muted);font-size:.95rem}
table{border-collapse:collapse;width:100%;background:#fff;border-radius:10px;overflow:hidden;font-size:.95rem}
th,td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--soft)}
.tablewrap{overflow-x:auto}
.quick{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}
@media(min-width:760px){.quick{grid-template-columns:repeat(3,1fr)}}
.quick a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;text-decoration:none;color:var(--ink);font-weight:600}
.quick a span{display:block;font-weight:400;color:var(--muted);font-size:.85rem}
.quick a:hover{border-color:var(--red)}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:650}
.checked{font-size:.85rem;color:var(--muted);margin:22px 0 0}
footer.site{margin-top:40px;border-top:1px solid var(--line);background:#fff;font-size:.88rem;color:var(--muted)}
footer.site .wrap{padding-top:20px;padding-bottom:28px}
footer.site ul{list-style:none;padding:0;margin:0 0 10px;display:flex;flex-wrap:wrap;gap:6px 16px}
.bc{font-size:.85rem;color:var(--muted);padding-top:14px}
.bc a{color:var(--muted)}
@media(min-width:900px){body{font-size:17.5px}nav.main{border-top:0}.bar{min-height:64px}.hdr{display:flex;align-items:center;justify-content:space-between}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media print{header.site,footer.site,nav{display:none}}
.answer{font-size:1.05rem;background:#fff;border:1px solid var(--line);border-left:5px solid var(--red);border-radius:10px;padding:14px 16px;margin:16px 0 4px}
.updated{font-size:.82rem;color:var(--muted);margin:4px 0 0}