*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 var(--font);-webkit-font-smoothing:antialiased;overflow-wrap:anywhere}
img,svg{max-width:100%}
a{color:var(--link);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--link-h)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.3;margin:0;color:var(--ink-strong,var(--ink))}
p{margin:0 0 1em}
code{font:.9em/1.4 var(--mono);background:var(--code-bg);padding:.1em .35em;border-radius:4px}
pre{background:var(--pre-bg);color:var(--pre-ink);padding:14px 16px;border-radius:var(--radius-s);overflow:auto;font:13.5px/1.6 var(--mono);margin:0 0 1.2em}
pre code{background:none;padding:0;color:inherit}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
main,article,aside{min-width:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:.55em 1.1em;border-radius:var(--radius-btn);font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:.95rem;line-height:1.3}
.btn-aff{background:var(--cta);color:var(--cta-ink);border-color:var(--cta-line,var(--cta))}
.btn-aff:hover{background:var(--cta-h);color:var(--cta-ink)}
.btn-lg{font-size:1.05rem;padding:.75em 1.6em}
.bc-disc{font-size:.78rem;color:var(--muted)}
.crumbs{font-size:.85rem;color:var(--muted);margin:0 0 14px;display:flex;flex-wrap:wrap;gap:2px 0}
.crumbs a{color:var(--muted)}
.crumbs i{font-style:normal;margin:0 .5em;opacity:.6}
.lst{margin:0 0 1.1em;padding-left:1.35em}
.lst li{margin:.3em 0}
.note{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:var(--radius-s);margin:0 0 1.2em;background:var(--note-bg);border:1px solid var(--line);font-size:.95rem}
.note strong{flex:none;font-size:.78rem;padding:.15em .6em;border-radius:99px;background:var(--primary);color:var(--primary-ink);line-height:1.6;margin-top:.15em}
.note-warn strong{background:var(--warn);color:var(--warn-ink)}
.note-ok strong{background:var(--ok);color:var(--ok-ink)}
.note-ad strong{background:var(--muted);color:var(--bg)}
.keybox{margin:0 0 1.4em;padding:14px 16px;border-radius:var(--radius);background:var(--key-bg);border:1px solid var(--line)}
.keybox-label{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.05em;color:var(--primary);margin-bottom:4px}
.keybox p{margin:0;font-size:1.02rem}
.tbl-wrap{overflow-x:auto;margin:0 0 1.4em;border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface)}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
.tbl th,.tbl td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl thead th{background:var(--thead-bg);font-weight:800;white-space:nowrap}
.tbl tbody th{font-weight:700;white-space:nowrap}
.tbl.wide{min-width:940px}
.tbl tr:last-child th,.tbl tr:last-child td{border-bottom:0}
.faq{margin:1.8em 0 1em}
.faq h2{margin-bottom:12px}
.faq details{border:1px solid var(--line);border-radius:var(--radius-s);background:var(--surface);margin:0 0 8px;padding:0 14px}
.faq summary{cursor:pointer;font-weight:700;padding:12px 0;list-style-position:outside}
.faq details[open] summary{color:var(--primary)}
.faq details p{margin:0 0 12px;color:var(--ink)}
.steps{list-style:none;counter-reset:st;margin:0 0 1.4em;padding:0}
.steps>li{counter-increment:st;position:relative;padding:0 0 18px 54px;margin:0}
.steps>li::before{content:counter(st);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--step-bg);color:var(--step-ink);display:grid;place-items:center;font-weight:800;font-family:var(--font-head)}
.steps>li:not(:last-child)::after{content:"";position:absolute;left:18px;top:42px;bottom:4px;width:2px;background:var(--line)}
.step-t{font-size:1.06rem;margin:4px 0 4px}
.step-note{font-size:.9rem;color:var(--muted)}
.linkcards{list-style:none;margin:0 0 1.4em;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.linkcards li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);padding:12px 14px;display:flex;flex-direction:column;gap:2px}
.linkcards li>a{font-weight:800;text-decoration:none}
.linkcards li>span{font-size:.88rem;color:var(--muted)}
.chips{list-style:none;padding:0;margin:0 0 1.2em;display:flex;flex-wrap:wrap;gap:8px}
.chips li{padding:.2em .8em;border-radius:99px;background:var(--chip-bg);border:1px solid var(--line);font-size:.86rem}
.cross{margin:1.4em 0;padding:12px 14px;border-left:4px solid var(--accent);background:var(--cross-bg);border-radius:0 var(--radius-s) var(--radius-s) 0;font-size:.98rem}
.cross-lead{color:var(--muted);margin-right:.5em}
.cross a{font-weight:800}
.ctabox{margin:1.4em 0;padding:18px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center}
.ctabox-t{margin:0;font-weight:700;flex:1 1 240px}
.bc-list{display:grid;gap:16px;margin:0 0 1.6em}
.bc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.bc-head{display:flex;align-items:center;flex-wrap:wrap;gap:8px 10px;margin-bottom:6px}
.bc-name{font-size:1.2rem;margin:0}
.bc-name small{font-size:.75em;font-weight:400;color:var(--muted)}
.bc-rank{display:inline-grid;place-items:center;min-width:30px;height:30px;padding:0 6px;border-radius:8px;background:var(--rank-bg);color:var(--rank-ink);font-weight:800;font-family:var(--font-head)}
.bc-badge{font-size:.76rem;font-weight:800;padding:.1em .7em;border-radius:99px;background:var(--gold);color:var(--gold-ink)}
.bc-tag{margin:0 0 .6em;color:var(--ink)}
.bc-why{margin:0 0 .6em;font-size:.95rem;background:var(--key-bg);padding:8px 10px;border-radius:var(--radius-s)}
.bc-why b,.bc-fit b,.bc-warn b{color:var(--primary);margin-right:.5em;font-size:.82rem}
.bc-specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:6px 18px;margin:0 0 .7em}
.bc-specs div{min-width:0}
.bc-specs dt{font-size:.76rem;color:var(--muted);font-weight:700}
.bc-specs dd{margin:0;font-size:.92rem}
.bc-empty{margin:0 0 .7em;padding:8px 10px;border-radius:var(--radius-s);background:var(--note-bg);font-size:.92rem;color:var(--muted)}
.bc-fit,.bc-warn{margin:0 0 .5em;font-size:.92rem}
.bc-warn{color:var(--muted)}
.bc-foot{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}
.bc-src{font-size:.78rem;color:var(--muted);flex:1 1 220px}
.bc.is-top{border:2px solid var(--gold);background:var(--top-bg);box-shadow:var(--top-shadow)}
.bc.is-top .bc-name{font-size:1.4rem}
.bc.is-top .btn-aff{padding:.7em 1.5em;font-size:1.05rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.theme-btn,.nav-btn{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:var(--radius-btn);padding:.4em .75em;cursor:pointer;font:inherit;font-size:.86rem}
.nav-btn{display:none}
.toc{list-style:none;margin:0;padding:0}
.toc a{display:block;padding:5px 10px;border-left:2px solid var(--line);color:var(--muted);text-decoration:none;font-size:.9rem}
.toc a.on,.toc a:hover{color:var(--primary);border-left-color:var(--primary)}
.foot-disc{font-size:.82rem;color:var(--muted);line-height:1.7}
@media(max-width:820px){.nav-btn{display:inline-block}.bc-head .bc-name{font-size:1.1rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

:root{--font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;--font-head:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;
--bg:#eaf5ff;--surface:#fff;--surface2:#f5faff;--ink:#14204a;--ink-strong:#0e1738;--muted:#55628a;--line:#b9cdef;--primary:#1656d8;--primary-ink:#fff;--accent:#ff5c8a;--link:#1450c8;--link-h:#0c3796;--focus:#ff5c8a;
--cta:#d63a20;--cta-h:#b02c15;--cta-ink:#fff;--gold:#ffc42e;--gold-ink:#3b2a00;--top-bg:#fff7d6;--top-shadow:6px 6px 0 var(--ink);
--code-bg:#e3eeff;--pre-bg:#14204a;--pre-ink:#e8f0ff;--note-bg:#f1f7ff;--key-bg:#fffbe6;--thead-bg:#e2eeff;--chip-bg:#fff;--cross-bg:#fff0f5;--step-bg:#1656d8;--step-ink:#fff;--rank-bg:#14204a;--rank-ink:#ffc42e;
--ok:#12805c;--ok-ink:#fff;--warn:#ffc42e;--warn-ink:#3b2a00;--radius:20px;--radius-s:12px;--radius-btn:99px;--sticker:3px solid var(--ink);--shadow:4px 4px 0 var(--ink)}
[data-theme=dark]{--bg:#0d1531;--surface:#17224b;--surface2:#1c2a5c;--ink:#e9f0ff;--ink-strong:#fff;--muted:#a2b1de;--line:#31437f;--primary:#7fb0ff;--primary-ink:#0b1230;--accent:#ff8fb0;--link:#8fbcff;--link-h:#bcd6ff;--focus:#ffc42e;
--cta:#ff7a59;--cta-h:#ff9679;--cta-ink:#1c0a04;--gold:#ffc42e;--gold-ink:#3b2a00;--top-bg:#2a2640;--top-shadow:6px 6px 0 #000;--code-bg:#22316a;--pre-bg:#0a1029;--pre-ink:#dbe6ff;--note-bg:#1a2755;--key-bg:#28285a;--thead-bg:#1f2d63;--chip-bg:#1c2a5c;--cross-bg:#2b2350;--step-bg:#7fb0ff;--step-ink:#0b1230;--rank-bg:#ffc42e;--rank-ink:#14204a;--ok:#46d6a6;--ok-ink:#06231a;--sticker:3px solid #000;--shadow:4px 4px 0 #000}
body{background:var(--bg) radial-gradient(circle at 12% -10%,rgba(255,196,46,.25),transparent 45%),radial-gradient(circle at 96% 8%,rgba(255,92,138,.16),transparent 40%)}
.hd{background:var(--surface);border-bottom:var(--sticker);position:sticky;top:0;z-index:20}
.hd .wrap{display:flex;align-items:center;gap:14px;padding:10px 0}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink-strong);margin-right:auto}
.logo svg{width:40px;height:40px;flex:none}
.logo b{font-size:1.35rem;font-family:var(--font-head);letter-spacing:.04em}
.logo small{display:block;font-size:.72rem;color:var(--muted);font-weight:500;letter-spacing:0}
.site-nav{display:flex;gap:6px;flex-wrap:wrap}
.site-nav a{padding:.35em .9em;border-radius:99px;text-decoration:none;color:var(--ink);font-weight:700;font-size:.92rem;border:2px solid transparent}
.site-nav a:hover,.site-nav a[aria-current]{border-color:var(--ink);background:var(--gold);color:#3b2a00}
.skip:focus{position:static;width:auto;height:auto;clip:auto;background:#fff;padding:6px}
.hero{padding:44px 0 26px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}
.hero h1{font-size:clamp(1.9rem,4.6vw,3rem);letter-spacing:.01em}
.hero h1 em{font-style:normal;background:linear-gradient(transparent 58%,var(--gold) 58%);padding:0 .1em}
.hero-lede{font-size:1.06rem;max-width:34em;margin:14px 0 18px}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px}
.btn-ink{background:var(--surface);color:var(--ink);border:var(--sticker);box-shadow:var(--shadow)}
.btn-ink:hover{background:var(--gold);color:#3b2a00}
.btn-aff{border:var(--sticker);box-shadow:var(--shadow)}
.ticket-hero{background:var(--surface);border:var(--sticker);border-radius:var(--radius);box-shadow:8px 8px 0 var(--ink);padding:18px 20px;position:relative}
.ticket-hero::before,.ticket-hero::after{content:"";position:absolute;top:50%;width:22px;height:22px;background:var(--bg);border:var(--sticker);border-radius:50%;transform:translateY(-50%)}
.ticket-hero::before{left:-13px}.ticket-hero::after{right:-13px}
.ticket-hero .k{font-size:.78rem;font-weight:800;color:var(--accent);letter-spacing:.1em}
.ticket-hero h2{font-size:1.6rem;margin:2px 0 6px}
.ticket-hero p{margin:0 0 12px;font-size:.95rem}
.portals{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:26px 0 8px}
.portal{display:block;text-decoration:none;color:var(--ink-strong);border:var(--sticker);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 16px 14px;position:relative;overflow:hidden;min-height:150px;transition:transform .12s}
.portal:hover{transform:translate(-2px,-2px)}
.portal .big{position:absolute;right:-6px;bottom:-22px;font-size:6.4rem;font-weight:900;opacity:.18;line-height:1}
.portal h3{font-size:1.15rem;margin-bottom:4px}
.portal p{font-size:.88rem;margin:0;max-width:88%}
.portal:nth-child(1){background:#bfe0ff}.portal:nth-child(2){background:#ffd0dc}.portal:nth-child(3){background:#c7f2df}.portal:nth-child(4){background:#ffe8a3}
.portal{color:#14204a}[data-theme=dark] .portal{color:#14204a}
.home-body{padding:10px 0 30px}
.home-body>h2{font-size:1.5rem;margin:34px 0 12px;display:flex;align-items:center;gap:10px}
.home-body>h2::before{content:"";width:14px;height:14px;border:var(--sticker);background:var(--gold);border-radius:50%}
.page{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;padding:26px 0 44px;align-items:start}
.content{background:var(--surface);border:var(--sticker);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 30px}
.content h1{font-size:clamp(1.6rem,3.4vw,2.2rem);margin-bottom:10px}
.content h2{font-size:1.4rem;margin:1.6em 0 .6em;padding-bottom:.25em;border-bottom:3px dotted var(--line)}
.content h3{font-size:1.1rem;margin:1.2em 0 .4em}
.lede{font-size:1.06rem;color:var(--ink);margin:0 0 1.2em;padding:10px 14px;border-left:5px solid var(--gold);background:var(--key-bg);border-radius:0 12px 12px 0}
.meta{font-size:.8rem;color:var(--muted);margin:0 0 14px}
.rail{position:sticky;top:76px;display:grid;gap:16px}
.rail-card{background:var(--surface);border:var(--sticker);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 16px}
.rail-card h2{font-size:1rem;margin-bottom:8px}
.rail-card ul{list-style:none;margin:0;padding:0}
.rail-card li a{display:block;padding:5px 8px;border-radius:8px;text-decoration:none;font-size:.92rem;color:var(--ink)}
.rail-card li a:hover,.rail-card li a[aria-current]{background:var(--gold);color:#3b2a00}
.rail-hot{background:var(--top-bg)}
.rail-hot strong{display:block;font-size:1.2rem}
.rail-hot p{font-size:.86rem;margin:4px 0 10px}
.rail-hot small{display:block;margin-top:6px;color:var(--muted);font-size:.74rem}
.bc--ticket{border:var(--sticker);box-shadow:var(--shadow);position:relative}
.bc--ticket .bc-foot{border-top:3px dotted var(--line)}
.ft{background:var(--surface);border-top:var(--sticker);padding:28px 0 22px;margin-top:20px}
.ft-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:22px}
.ft h2{font-size:.95rem;margin-bottom:8px}
.ft ul{list-style:none;padding:0;margin:0}.ft li{margin:3px 0;font-size:.9rem}
.ft p{font-size:.86rem;color:var(--muted)}
.ft-bot{margin-top:16px;padding-top:12px;border-top:2px dotted var(--line);font-size:.8rem;color:var(--muted)}
.notfound{text-align:center;padding:90px 0}
.notfound b{font-size:6rem;font-family:var(--font-head);color:var(--accent);display:block;line-height:1}
@media(max-width:980px){.page{grid-template-columns:minmax(0,1fr)}.rail{position:static;grid-template-columns:1fr 1fr}.portals{grid-template-columns:repeat(2,1fr)}.hero-grid{grid-template-columns:1fr}.ft-grid{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.site-nav{display:none;width:100%;order:9}.site-nav.open{display:flex;flex-direction:column;padding-bottom:8px}.hd .wrap{flex-wrap:wrap}.content{padding:20px 16px;box-shadow:3px 3px 0 var(--ink)}}
@media(max-width:560px){.rail{grid-template-columns:1fr}.portals{grid-template-columns:1fr}.ft-grid{grid-template-columns:1fr}}