*,*::before,*::after{box-sizing:border-box}
:root{--font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;--heavy:"Microsoft YaHei","PingFang SC",sans-serif;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;
--bg:#f4f3f1;--surface:#ffffff;--ink:#1b1b1f;--muted:#55555f;--line:#dedcd8;--panel:#1b1b1f;--panel-ink:#f4f3f1;--row:#2a2a30;--gold:#ffb400;--gold-s:#fff3d1;--primary:#b53a14;--link:#b53a14;--link-h:#6e2209;--focus:#b53a14;--ok:#1b7a4a;--warn:#9a5b00;--cta:#b53a14;--cta-ink:#ffffff}
[data-theme=dark]{--bg:#141417;--surface:#1f1f24;--ink:#f1f0ee;--muted:#b4b3bb;--line:#34343c;--panel:#0d0d10;--panel-ink:#f1f0ee;--row:#26262d;--gold:#ffc233;--gold-s:#3a2f10;--primary:#ff8a5c;--link:#ffab85;--link-h:#ffd3bf;--focus:#ffc233;--ok:#5fd39c;--warn:#f0a44a;--cta:#c9471a;--cta-ink:#ffffff}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.85 var(--font);overflow-wrap:anywhere}
a{color:var(--link);text-underline-offset:3px}a:hover{color:var(--link-h)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1,h2,h3{margin:0;line-height:1.3}p{margin:0 0 1em}
code{font:.86em var(--mono);background:var(--gold-s);padding:.1em .4em;border-radius:4px}
pre{font:.84rem/1.6 var(--mono);background:#0d0d10;color:#f1f0ee;padding:12px 14px;border-radius:8px;overflow-x:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip:focus{position:static;width:auto;height:auto;clip:auto;display:block;background:#fff;color:#000;padding:6px}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}
.hd{background:#1b1b1f;color:#f1f0ee;position:sticky;top:0;z-index:40;border-bottom:4px solid;border-image:linear-gradient(90deg,#ff5a5a 0 20%,#ff9f43 20% 40%,#ffd93d 40% 60%,#6fd08c 60% 80%,#8ab4f8 80%) 1}
.hd .wrap{display:flex;align-items:center;gap:14px;padding:9px 0}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#f1f0ee;margin-right:auto}
.logo i{display:grid;place-items:center;width:44px;height:40px;color:#ffc233;font-style:normal}.logo i svg{width:44px;height:36px}
.logo b{display:block;font:900 1.35rem var(--heavy);letter-spacing:.06em}.logo small{display:block;font-size:.72rem;color:#b4b3bb;line-height:1.2}
.site-nav{display:flex;gap:2px;flex-wrap:wrap}
.site-nav a{color:#e4e3e0;text-decoration:none;padding:.28em .8em;font-size:.92rem;border-radius:6px}
.site-nav a:hover{background:#2a2a30;color:#fff}.site-nav a[aria-current]{background:#ffc233;color:#1b1b1f;font-weight:800}
.theme-btn,.nav-btn{font:inherit;font-size:.8rem;background:transparent;color:#f1f0ee;border:1px solid #55555f;border-radius:6px;padding:.25em .8em;cursor:pointer}.nav-btn{display:none}
.pg{padding:20px 0 56px}
.crumbs{font-size:.82rem;color:var(--muted);margin:0 0 10px}.crumbs a{color:var(--muted)}.crumbs i{font-style:normal;margin:0 .4em}
.ph{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:stretch;margin:0 0 16px;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.ph .tb{display:grid;place-items:center;min-width:92px;padding:10px;background:var(--t,#ffc233);color:#1b1b1f;font:900 1.6rem var(--heavy);text-align:center;line-height:1.1}
.ph .tb small{display:block;font:700 .66rem var(--font);opacity:.8}
.ph .tx{padding:14px 18px 14px 0}.ph h1{font:900 clamp(1.5rem,3.8vw,2.15rem)/1.25 var(--heavy)}.ph p{margin:4px 0 0;color:var(--muted);font-size:.86rem}
.lay{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;align-items:start}
.main{min-width:0}
.body{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:6px 26px 22px}
.body h2{font:900 1.26rem var(--heavy);margin:1.5em 0 .55em;display:flex;align-items:center;gap:.5em}.body h2::before{content:"";flex:none;width:12px;height:22px;background:linear-gradient(#ff5a5a 0 25%,#ff9f43 25% 50%,#ffd93d 50% 75%,#6fd08c 75%);border-radius:2px}
.body h3{font-size:1.04rem;margin:1em 0 .3em}
.keybox{background:var(--panel);color:var(--panel-ink);border-radius:10px;padding:12px 16px;margin:16px 0 1.2em}
.keybox a{color:#ffc233}.keybox-label{display:inline-block;font-weight:900;font-size:.76rem;background:#ffc233;color:#1b1b1f;border-radius:4px;padding:0 .5em;margin-right:.6em}.keybox p{display:inline;margin:0}
.voice{border-left:4px solid var(--gold);background:var(--gold-s);border-radius:0 8px 8px 0;padding:9px 14px;margin:0 0 1.2em;font-size:.94rem}.voice b{margin-right:.5em}
.lst{padding-left:1.4em;margin:0 0 1.1em}.lst li{margin:.25em 0}.lst li::marker{color:var(--primary)}
.note{display:flex;gap:10px;padding:10px 14px;margin:0 0 1.1em;border-radius:8px;background:var(--bg);font-size:.94rem}
.note strong{flex:none;color:var(--primary)}.note-warn{background:var(--gold-s)}
.tbl-wrap{overflow-x:auto;margin:0 0 1.3em;border:1px solid var(--line);border-radius:10px}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem;min-width:460px}.tbl.wide{min-width:760px}
.tbl th,.tbl td{padding:8px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.tbl thead th{background:#1b1b1f;color:#f1f0ee;white-space:nowrap}.tbl tbody th{white-space:nowrap}.tbl tr:last-child>*{border-bottom:0}
.pill{display:inline-block;font-size:.72rem;padding:.02em .6em;border-radius:999px;border:1px solid var(--line);white-space:nowrap}
.pill-ok{background:#6fd08c;color:#10301b;border-color:transparent}.pill-conflict{background:#ff9f43;color:#3a1c00;border-color:transparent}.pill-gap,.pill-none{color:var(--muted);border-style:dashed}
.dimtable td,.dimtable th{text-align:center}.dimtable tbody th{text-align:left}
.steps{margin:0 0 1.2em;padding:0;list-style:none;counter-reset:s}.steps li{padding:0 0 12px 3em;position:relative;counter-increment:s}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:2em;height:2em;border-radius:6px;background:#ffc233;color:#1b1b1f;display:grid;place-items:center;font:900 .95rem var(--heavy)}
.steps h3{margin:0 0 2px!important;font-size:1rem}.steps p{margin:0}.step-note{font-size:.88rem;color:var(--muted)}
.faq{margin:1.4em 0 .6em}.faq details{border:1px solid var(--line);border-radius:8px;margin:0 0 8px;padding:0 14px}
.faq summary{cursor:pointer;padding:10px 0;font-weight:800}.faq details p{margin:0 0 10px;color:var(--muted)}
.ctabox{background:var(--panel);color:var(--panel-ink);border-radius:12px;padding:14px 18px;margin:1.3em 0;text-align:center}.ctabox-t{font-weight:800;margin:0 0 10px}.bc-disc{display:block;font-size:.78rem;opacity:.75;margin-top:8px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:.5em 1.2em;background:var(--cta);color:var(--cta-ink);font-weight:900;font-size:.9rem;text-decoration:none;border-radius:8px;border:0;cursor:pointer}.btn:hover{filter:brightness(1.12);color:#fff}
.btn-aff{background:var(--cta);color:#fff}.btn-lg{padding:.7em 1.6em;font-size:1rem}.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}.btn-ghost:hover{background:var(--gold-s);color:var(--ink)}
.ctabox .btn-aff{background:#ffc233;color:#1b1b1f}
.linkcards{list-style:none;margin:0 0 1.2em;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.linkcards li{border:1px solid var(--line);border-radius:10px;padding:10px 14px;background:var(--surface)}.linkcards a{font-weight:900}.linkcards span{display:block;font-size:.84rem;color:var(--muted)}
.cross{border-top:1px dashed var(--line);padding:9px 2px;margin:0 0 1.2em;font-size:.92rem}.cross-lead{color:var(--muted);margin-right:.5em}
.chips{list-style:none;margin:0 0 1.2em;padding:0;display:flex;flex-wrap:wrap;gap:8px}.chips li{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:.05em .8em;font-size:.88rem}
.next{margin-top:20px;border:1px solid var(--line);border-radius:12px;padding:12px 18px;font-size:.92rem;background:var(--surface)}.next h2{font:900 .96rem var(--heavy);margin:0 0 6px}.next ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 18px}
.side{position:sticky;top:78px;display:grid;gap:12px;font-size:.9rem}
.sc{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px}.sc h2{font:900 .9rem var(--heavy);margin:0 0 6px}
.sc ul{list-style:none;margin:0;padding:0}.sc li{display:flex;gap:8px;align-items:center;padding:4px 0}.sc li i{flex:none;font-style:normal;font:900 .7rem var(--heavy);color:#1b1b1f;background:var(--t);border-radius:4px;padding:0 .4em;min-width:3.2em;text-align:center}.sc a{text-decoration:none;color:var(--ink)}.sc a:hover{color:var(--link)}
.sc-top{background:#1b1b1f;color:#f1f0ee;border-color:#1b1b1f}.sc-top h2{color:#ffc233}.sc-top b{display:block;font-size:1.1rem;margin:2px 0 4px}.sc-top p{margin:0 0 10px;font-size:.86rem;color:#c9c8cf}.sc-top .btn{background:#ffc233;color:#1b1b1f}
/* 分档榜 */
.board{border-radius:12px;overflow:hidden;background:var(--panel);margin:0 0 1.4em;border:1px solid #2a2a30}
.board .row{display:grid;grid-template-columns:96px minmax(0,1fr);border-bottom:2px solid #0d0d10}.board .row:last-child{border-bottom:0}
.board .lab{display:grid;place-items:center;background:var(--t);color:#1b1b1f;font:900 1.5rem var(--heavy);text-align:center;padding:10px 6px;line-height:1.1}
.board .lab small{display:block;font:700 .64rem var(--font);opacity:.75}
.board .items{display:flex;flex-wrap:wrap;gap:8px;padding:12px;background:var(--row);align-content:center;min-height:64px}
.board .it{display:inline-flex;flex-direction:column;justify-content:center;min-width:104px;padding:6px 12px;border-radius:8px;background:#34343c;color:#f1f0ee;text-decoration:none;font-weight:800;font-size:.92rem;border:2px solid transparent;line-height:1.35}
.board .it small{font-weight:400;font-size:.72rem;color:#c9c8cf}.board a.it:hover{border-color:var(--t,#ffc233);color:#fff}
.board .row.hang .it{background:#3b2020;border-color:#ff5a5a}
.board .say{grid-column:1/-1;background:#0d0d10;color:#c9c8cf;font-size:.84rem;padding:6px 14px}
/* 上榜卡 */
.bc-list{display:grid;gap:12px;margin:0 0 1.3em}
.bc{display:grid;grid-template-columns:84px minmax(0,1fr);background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.bc .tier{display:grid;place-items:center;background:var(--t);color:#1b1b1f;font:900 1.25rem var(--heavy);text-align:center;line-height:1.15;padding:8px 4px}
.bc .tier small{display:block;font:800 .7rem var(--font);opacity:.8}
.bc .in{padding:12px 18px 14px;display:flex;flex-direction:column;gap:6px}
.bc.is-top{border:2px solid #ff5a5a}
.bc h3{font:900 1.14rem var(--heavy);display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}.bc h3 small{color:var(--muted);font:400 .8rem var(--font)}
.bc .badge{font-size:.7rem;font-weight:900;background:#ff5a5a;color:#1b1b1f;border-radius:4px;padding:0 .5em}
.bc .rv{margin:0;font-size:.9rem;font-weight:700}.bc-tag{margin:0;color:var(--muted);font-size:.9rem}.bc .obs{font-size:.8rem;color:var(--muted);margin:0}
.bc-foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.bc-specs{margin:0;display:grid;gap:2px;font-size:.86rem}.bc-specs div{display:flex;gap:8px}.bc-specs dt{flex:none;color:var(--muted)}.bc-specs dd{margin:0}
.bc-empty{font-size:.86rem;color:var(--muted);margin:0}
/* 首页 */
.hero{background:#1b1b1f;color:#f1f0ee;padding:30px 0 26px}
.hero .wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:28px;align-items:center}
.hero h1{font:900 clamp(2rem,5vw,3.2rem)/1.15 var(--heavy)}.hero h1 em{font-style:normal;color:#ffc233}
.hero .lead{color:#c9c8cf;margin:.8em 0 1.1em}.ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-ghost{color:#f1f0ee;border-color:#55555f}.hero .btn-ghost:hover{background:#2a2a30;color:#fff}
.hero .board{margin:0}
.sec-h{font:900 1.4rem var(--heavy);margin:1.8em 0 .7em}
.lists{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.lists a{display:block;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-top:5px solid var(--t,#ffc233);border-radius:10px;padding:12px 14px}
.lists a:hover{border-color:var(--t,#ffc233);color:var(--ink)}.lists a i{font-style:normal;font:900 .74rem var(--heavy);color:var(--muted)}.lists a b{display:block;font:900 1.05rem var(--heavy);margin:2px 0}.lists a span{font-size:.85rem;color:var(--muted)}
.feat{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;background:var(--surface);border:2px solid #ff5a5a;border-radius:14px;padding:18px 22px;margin:26px 0}
.feat-tag{display:inline-block;background:#ff5a5a;color:#1b1b1f;font-weight:900;font-size:.76rem;padding:0 .8em;border-radius:4px}
.feat-h{font:900 1.6rem var(--heavy);margin:6px 0 4px}.feat-p{margin:0 0 8px}.feat-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 10px}
.feat-list li{background:var(--gold-s);border-radius:6px;padding:0 .7em;font-size:.88rem}.feat-s{margin:8px 0 0;font-size:.86rem;color:var(--muted)}.feat-act{text-align:center}.feat-act small{display:block;margin-top:6px;font-size:.75rem;color:var(--muted)}
.ft{background:#1b1b1f;color:#c9c8cf;padding:22px 0 28px;font-size:.86rem}
.ft ul{list-style:none;padding:0;margin:0 0 10px;display:flex;flex-wrap:wrap;gap:6px 16px}.ft a{color:#fff}.ft p{margin:0 0 6px}
.ft .friend-links{border-top-color:#34343c}.ft .friend-links .label,.ft .friend-links a{color:#c9c8cf}
.notfound{text-align:center;padding:80px 0}.notfound b{display:block;font:900 5rem/1 var(--heavy);color:#ff5a5a}
@media(max-width:960px){.lay,.hero .wrap,.feat{grid-template-columns:minmax(0,1fr)}.side{position:static}}
@media(max-width:820px){.site-nav{display:none;width:100%;order:9}.site-nav.open{display:flex;flex-direction:column}.hd .wrap{flex-wrap:wrap}.nav-btn{display:inline-block}}
@media(max-width:640px){.body{padding:4px 14px 16px}.board .row{grid-template-columns:64px minmax(0,1fr)}.board .lab{font-size:1.1rem}.board .it{min-width:0}.bc{grid-template-columns:1fr}.bc .tier{justify-items:start;padding:6px 16px}.ph{grid-template-columns:1fr}.ph .tb{justify-items:start;padding:8px 16px}.ph .tx{padding:4px 16px 14px}.tbl-wrap::after{content:"← 左右滑动查看完整表格 →";display:block;position:sticky;left:0;width:calc(100vw - 34px);box-sizing:border-box;text-align:center;font-size:.72rem;padding:5px 0;opacity:.75}}

.toc{background:var(--bg);border:1px solid var(--line);border-left:5px solid var(--gold);border-radius:8px;padding:10px 16px;margin:0 0 1.3em;font-size:.9rem}.toc b{font-family:var(--heavy)}.toc ol{margin:4px 0 0;padding-left:1.4em;columns:2;column-gap:24px}.toc li{break-inside:avoid}.toc a{text-decoration:none}.toc a.on{font-weight:800}
.related{margin-top:16px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 18px}.related h2{font:900 1rem var(--heavy);margin:0 0 8px}.related ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.related li{border-top:4px solid var(--gold);background:var(--bg);border-radius:8px;padding:8px 12px}.related a{font-weight:800}.related span{display:block;font-size:.82rem;color:var(--muted)}
@media(max-width:640px){.toc ol{columns:1}}

.friend-links{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;border-top:1px solid var(--line);padding:18px 0;margin:24px 0 16px}
.friend-links .label{font-weight:700;font-size:.88rem;color:var(--muted);margin-right:4px}
.friend-links a{font-size:.88rem;color:var(--muted);text-decoration:none}
.friend-links a:hover{color:var(--link);text-decoration:underline}