:root{--bg: #f7f4ee;--paper: #fffdf9;--paper-2: #efeae0;--line: #d9d2c3;--line-strong: #b8ae99;--ink: #1c1b18;--ink-2: #4a4740;--muted: #78736a;--green: #0f6b5c;--green-2: #0a5447;--green-soft: #dcefe9;--amber: #b45309;--amber-soft: #fbe9d2;--red: #b42318;--red-soft: #fde2df;--radius: 6px;--serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;--sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;--mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #15171a;--paper: #1c1f23;--paper-2: #23272c;--line: #30353c;--line-strong: #4a515a;--ink: #ebe7df;--ink-2: #c9c3b6;--muted: #938d80;--green: #4fb39d;--green-2: #7fcdbb;--green-soft: #173631;--amber: #f0a04b;--amber-soft: #3b2a14;--red: #f08a7e;--red-soft: #3a1d1a}}:root[data-theme=dark]{--bg: #15171a;--paper: #1c1f23;--paper-2: #23272c;--line: #30353c;--line-strong: #4a515a;--ink: #ebe7df;--ink-2: #c9c3b6;--muted: #938d80;--green: #4fb39d;--green-2: #7fcdbb;--green-soft: #173631;--amber: #f0a04b;--amber-soft: #3b2a14;--red: #f08a7e;--red-soft: #3a1d1a}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.75;font-size:16px}a{color:var(--green);text-decoration:none}a:hover{color:var(--green-2);text-decoration:underline;text-underline-offset:3px}img{max-width:100%;height:auto}h1,h2,h3,h4{font-family:var(--serif);line-height:1.3;margin:0 0 .5em;font-weight:700;letter-spacing:.01em}h1{font-size:clamp(1.7rem,4vw,2.5rem)}h2{font-size:clamp(1.3rem,3vw,1.65rem);margin-top:2em;padding-bottom:.3em;border-bottom:2px solid var(--ink)}h3{font-size:1.15rem;margin-top:1.5em}p{margin:0 0 1em}.container{max-width:1140px;margin:0 auto;padding:0 16px}.narrow{max-width:840px}.num{font-family:var(--mono);font-variant-numeric:tabular-nums}.topbar{background:var(--ink);color:var(--bg);font-size:.78rem;letter-spacing:.02em}.topbar .container{display:flex;justify-content:space-between;gap:12px;height:30px;align-items:center}.topbar a{color:var(--bg);opacity:.85}.topbar a:hover{opacity:1}.topbar .right{display:flex;gap:14px}@media(max-width:640px){.topbar .right{display:none}}.site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line-strong)}.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;padding:6px 16px}.logo{display:flex;align-items:baseline;gap:8px;color:var(--ink);font-family:var(--serif);font-weight:800;font-size:1.35rem;white-space:nowrap;flex-shrink:0}.logo:hover{text-decoration:none}.logo .mark{font-family:var(--mono);font-size:.8rem;font-weight:600;color:var(--paper);background:var(--green);padding:2px 6px;border-radius:3px;letter-spacing:.08em;position:relative;top:-2px}.logo small{font-family:var(--mono);font-size:.7rem;color:var(--muted);font-weight:400;letter-spacing:.1em}@media(max-width:1100px){.logo small{display:none}}.nav{display:flex;gap:2px;flex-wrap:nowrap;align-items:center}.nav a{padding:6px 9px;color:var(--ink);font-size:.9rem;white-space:nowrap;border-bottom:2px solid transparent;display:inline-block}.nav-group{position:relative}.nav-menu{display:none;position:absolute;top:100%;left:0;min-width:150px;background:var(--paper);border:1px solid var(--line-strong);border-radius:var(--radius);padding:6px;box-shadow:0 10px 24px -12px #00000059;z-index:60}.nav-menu a{display:block;padding:7px 10px;border-bottom:0;border-radius:4px}.nav-menu a:hover,.nav-menu a[aria-current=page]{background:var(--paper-2);color:var(--green)}.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu{display:block}.nav a:hover{text-decoration:none;border-bottom-color:var(--line-strong)}.nav a[aria-current=page]{border-bottom-color:var(--green);color:var(--green)}.nav .hot:after{content:"榜";font-family:var(--serif);font-size:10px;background:var(--amber);color:#fff;border-radius:2px;padding:0 4px;margin-left:4px;vertical-align:top}.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:var(--radius);padding:6px 10px;color:var(--ink);font-size:1rem}@media(max-width:900px){.nav-toggle{display:block}.nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line-strong);padding:8px 16px 12px;flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav-menu{display:block;position:static;border:0;box-shadow:none;padding:0 0 0 14px}.nav-group>a span{display:none}}.masthead{padding:40px 0 24px;border-bottom:1px solid var(--line-strong)}.masthead .kicker{font-family:var(--mono);font-size:.78rem;color:var(--green);letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}.masthead h1{max-width:900px;margin-bottom:.4em}.masthead .lead{max-width:760px;color:var(--ink-2);font-size:1.05rem;margin-bottom:14px}.masthead .facts{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.85rem;color:var(--muted);font-family:var(--mono)}.masthead .facts b{color:var(--ink);font-weight:600}.article-head{padding:28px 0 10px}.breadcrumb{font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-bottom:10px}.breadcrumb a{color:var(--muted)}.breadcrumb span{margin:0 6px}.meta-row{color:var(--muted);font-size:.85rem;display:flex;gap:14px;flex-wrap:wrap;margin:8px 0 20px;font-family:var(--mono)}.section{padding:32px 0 8px}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap;border-bottom:2px solid var(--ink)}.section-head h2{margin:0;border:0;padding-bottom:6px}.section-head p{margin:0 0 6px;color:var(--muted);font-size:.9rem}.section-head .more{font-size:.9rem;white-space:nowrap;font-family:var(--mono)}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.grid{display:grid;gap:14px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.quick{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;background:var(--paper)}.quick>div{padding:14px 16px;border-right:1px solid var(--line)}.quick>div:last-child{border-right:0}.quick .q-tag{font-family:var(--mono);font-size:.72rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}.quick .q-title{font-family:var(--serif);font-weight:700;font-size:1.05rem;margin:2px 0 6px}.quick .q-pick{font-size:.92rem}.quick .q-pick b{color:var(--green)}.quick .q-why{font-size:.8rem;color:var(--muted);margin:4px 0 0}@media(max-width:1000px){.quick{grid-template-columns:repeat(3,1fr)}.quick>div:nth-child(3n){border-right:0}.quick>div{border-bottom:1px solid var(--line)}}@media(max-width:620px){.quick{grid-template-columns:1fr}.quick>div{border-right:0}}.badge{display:inline-block;font-family:var(--mono);font-size:.7rem;padding:1px 7px;border-radius:3px;border:1px solid var(--line-strong);color:var(--ink-2);background:var(--paper-2);line-height:1.6;white-space:nowrap}.badge.ok{color:var(--green);border-color:var(--green);background:var(--green-soft)}.badge.warn{color:var(--amber);border-color:var(--amber);background:var(--amber-soft)}.badge.pin{color:var(--paper);border-color:var(--ink);background:var(--ink)}.badge.src{border-style:dashed}.airport{display:grid;grid-template-columns:64px 1fr;gap:0;position:relative;background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--green);border-radius:var(--radius);overflow:hidden}.airport.pinned{border-left-color:var(--amber)}.airport.watch{border-left-color:var(--red);opacity:.9}.airport>.rank{padding:16px 0 0 14px;font-family:var(--serif);font-size:1.6rem;font-weight:800;color:var(--line-strong);line-height:1}.airport>.body{padding:14px 18px 14px 4px}.airport .title{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.airport .title h3{margin:0;font-size:1.2rem}.airport .title h3 a{color:var(--ink)}.airport .highlight{margin:6px 0 2px;color:var(--ink-2)}.airport .audience{color:var(--muted);font-size:.88rem;margin:0 0 10px}.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));gap:6px 14px;margin:0 0 12px;padding:10px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line);font-size:.88rem}.specs div span{display:block;color:var(--muted);font-size:.72rem;font-family:var(--mono);letter-spacing:.04em}.specs div b{font-weight:600;font-family:var(--mono)}.specs .price b{color:var(--green);font-size:1.05rem}.airport .actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}@media(max-width:600px){.airport{grid-template-columns:1fr}.airport>.rank{position:absolute;right:12px;top:10px;padding:0;font-size:1.1rem}.airport>.body{padding:14px}}.btn-row{display:flex;gap:10px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border-radius:var(--radius);font-weight:600;border:1px solid var(--ink);background:var(--paper);color:var(--ink);font-size:.95rem}.btn:hover{text-decoration:none;background:var(--paper-2)}.btn.primary{background:var(--green);color:#fff;border-color:var(--green)}.btn.primary:hover{background:var(--green-2);color:#fff}.btn.sm{padding:5px 11px;font-size:.85rem}.filters{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;padding:12px 14px;background:var(--paper);border:1px solid var(--line-strong);border-bottom:0;border-radius:var(--radius) var(--radius) 0 0;font-size:.85rem}.filters .group{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.filters .group>span{font-family:var(--mono);font-size:.72rem;color:var(--muted);letter-spacing:.06em;margin-right:2px}.filters button{font:inherit;font-size:.8rem;padding:3px 10px;border:1px solid var(--line-strong);background:var(--paper);color:var(--ink);border-radius:999px;cursor:pointer}.filters button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.filters .count{margin-left:auto;font-family:var(--mono);color:var(--muted);font-size:.78rem}.table-wrap{overflow-x:auto;margin:0 0 1.2em;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--paper)}.filters+.table-wrap{border-radius:0 0 var(--radius) var(--radius)}table{width:100%;border-collapse:collapse;font-size:.88rem}th,td{padding:9px 11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--paper-2);font-weight:600;white-space:nowrap;font-family:var(--mono);font-size:.76rem;letter-spacing:.04em;color:var(--ink-2)}th[data-sort]{cursor:pointer;user-select:none}th[data-sort]:hover{color:var(--green)}th[aria-sort=ascending]:after{content:" ↑"}th[aria-sort=descending]:after{content:" ↓"}tr:last-child td{border-bottom:none}tbody tr:hover td{background:color-mix(in srgb,var(--green-soft) 40%,transparent)}td.num,th.num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}td .sub{display:block;color:var(--muted);font-size:.75rem;font-family:var(--mono)}tr[hidden]{display:none}.qa-list{list-style:none;padding:0;margin:0;display:grid;gap:8px}.qa-list li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px}.qa-list li a{color:var(--ink);font-weight:600}.qa-list li small{display:block;color:var(--muted)}.num-list{counter-reset:n;list-style:none;padding:0;margin:0;display:grid;gap:8px}.num-list li{counter-increment:n;display:flex;gap:12px;align-items:baseline;padding-bottom:8px;border-bottom:1px dashed var(--line)}.num-list li:before{content:counter(n,decimal-leading-zero);font-family:var(--serif);color:var(--amber);font-weight:800;font-size:1.1rem}.rules{list-style:none;padding:0;margin:0;display:grid;gap:10px}.rules li{padding:10px 14px 10px 16px;background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--amber);border-radius:var(--radius)}.rules li b{font-family:var(--serif)}details.faq{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;margin-bottom:8px}details.faq summary{cursor:pointer;font-weight:600;font-family:var(--serif)}details.faq p{margin:8px 0 0;color:var(--ink-2)}.callout{border-left:4px solid var(--green);background:var(--green-soft);padding:12px 16px;border-radius:0 var(--radius) var(--radius) 0;margin:1.2em 0}.callout.warn{border-color:var(--amber);background:var(--amber-soft)}.callout.danger{border-color:var(--red);background:var(--red-soft)}.callout b.label{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px;color:var(--ink-2)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start}@media(max-width:960px){.article-layout{grid-template-columns:1fr}}.toc{position:sticky;top:76px;font-size:.88rem}.toc ol{list-style:none;padding:0;margin:8px 0 0}.toc li{margin:5px 0}.toc li.l3{padding-left:14px;font-size:.83rem}.toc a{color:var(--ink-2)}.prose{max-width:760px}.prose h2,.prose h3{scroll-margin-top:80px}.prose blockquote{border-left:4px solid var(--green);background:var(--green-soft);padding:10px 16px;margin:1.2em 0;border-radius:0 var(--radius) var(--radius) 0}.prose blockquote p:last-child{margin:0}.prose ul,.prose ol{padding-left:1.4em}.prose li{margin:.3em 0}.prose table{margin:1em 0}.prose code{font-family:var(--mono);background:var(--paper-2);padding:1px 6px;border-radius:3px;font-size:.88em}.prose pre{background:var(--ink);color:var(--bg);padding:14px 16px;border-radius:var(--radius);overflow-x:auto}.prose pre code{background:none;padding:0;color:inherit}.prose img{border-radius:var(--radius)}.tags{display:flex;gap:6px;flex-wrap:wrap;margin:20px 0}.tags a{font-family:var(--mono);font-size:.78rem;background:var(--paper-2);border:1px solid var(--line);padding:2px 9px;border-radius:3px;color:var(--ink-2)}.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:28px 0}.prev-next a{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);color:var(--ink)}.prev-next a small{display:block;color:var(--muted);font-family:var(--mono);font-size:.75rem}@media(max-width:600px){.prev-next{grid-template-columns:1fr}}.side-box{margin-bottom:16px}.side-box h4{margin:0 0 8px;font-size:.95rem}.side-box ol{padding-left:1.2em;margin:0;font-size:.88rem}.side-box li{margin:5px 0}.chips{display:flex;gap:6px;flex-wrap:wrap;margin:14px 0 22px}.chips a{font-size:.83rem;padding:4px 11px;border-radius:999px;border:1px solid var(--line-strong);background:var(--paper);color:var(--ink)}.chips a:hover{border-color:var(--green);color:var(--green);text-decoration:none}.post-card{display:flex;flex-direction:column;gap:6px}.post-card .cover{aspect-ratio:16/7;border-radius:3px;background:var(--paper-2);border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-2);font-family:var(--serif);font-weight:700;font-size:1.05rem;padding:10px;text-align:center}.post-card .cat{font-family:var(--mono);font-size:.72rem;color:var(--amber);letter-spacing:.06em}.post-card h3{margin:0;font-size:1.05rem}.post-card h3 a{color:var(--ink)}.post-card .meta{color:var(--muted);font-size:.78rem;font-family:var(--mono)}.post-card .desc{color:var(--ink-2);font-size:.88rem;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.site-footer{margin-top:48px;border-top:2px solid var(--ink);background:var(--paper);padding:32px 0 24px;font-size:.88rem}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:24px}@media(max-width:760px){.footer-grid{grid-template-columns:repeat(2,1fr)}}.footer-grid h4{margin:0 0 10px;font-size:.95rem}.footer-grid ul{list-style:none;padding:0;margin:0}.footer-grid li{margin:5px 0}.footer-grid a{color:var(--ink-2)}.footer-bottom{color:var(--muted);font-size:.8rem;border-top:1px solid var(--line);padding-top:16px}.subscribe{text-align:center;padding:28px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.steps{grid-template-columns:1fr}}.steps .card b.n{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:3px;background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:.8rem;margin-bottom:8px}.muted{color:var(--muted)}.small{font-size:.85rem}.search-form{display:flex;gap:8px;max-width:520px}.search-form input{flex:1;padding:9px 14px;border-radius:var(--radius);border:1px solid var(--line-strong);background:var(--paper);color:var(--ink);font-size:1rem}.changelog{list-style:none;padding:0;margin:0}.changelog li{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:.9rem}.changelog li time{font-family:var(--mono);color:var(--muted);font-size:.8rem}.pblock{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--green);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px;scroll-margin-top:80px}.pblock.pinned{border-left-color:var(--amber)}.pblock.watch{border-left-color:var(--red)}.pb-head{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:start}.pb-rank{font-family:var(--serif);font-size:2rem;font-weight:800;color:var(--line-strong);line-height:1;padding-top:2px}.pb-title h3{margin:0 0 4px;font-size:1.35rem}.pb-title h3 a{color:var(--ink)}.pb-meta{font-size:.82rem;color:var(--muted);margin-bottom:6px}.pb-badges{display:flex;gap:6px;flex-wrap:wrap}.pb-score{text-align:right;min-width:150px}.pb-total{font-family:var(--serif);font-size:2rem;font-weight:800;color:var(--green);line-height:1}.pb-dims{display:flex;gap:8px;justify-content:flex-end;margin-top:6px}.pb-dims span{display:grid;text-align:center;font-size:.7rem;color:var(--muted)}.pb-dims i{font-style:normal}.pb-dims b{color:var(--ink);font-weight:600}.pb-review{margin:14px 0 12px;color:var(--ink-2);line-height:1.8}.pb-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px;padding-top:12px;border-top:1px dashed var(--line)}.pb-grid h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;margin:0 0 8px}.pb-table{font-size:.85rem}.pb-table th{background:none;padding:4px 8px 4px 0;width:84px;color:var(--muted);border-bottom:1px dashed var(--line)}.pb-table td{padding:4px 0;border-bottom:1px dashed var(--line)}.pb-list{list-style:none;padding:0;margin:0 0 8px;font-size:.88rem}.pb-list li{padding-left:18px;position:relative;margin:3px 0}.pb-list.ok li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}.pb-list.no li:before{content:"✗";position:absolute;left:0;color:var(--red);font-weight:700}.pb-checks{margin:0;padding-left:1.2em;font-size:.88rem}.pb-checks li{margin:3px 0}@media(max-width:900px){.pb-grid{grid-template-columns:1fr}.pb-head{grid-template-columns:40px 1fr}.pb-score{grid-column:1 / -1;text-align:left}.pb-dims{justify-content:flex-start}.pb-rank{font-size:1.4rem}}.jump{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 16px}.jump a{font-family:var(--mono);font-size:.78rem;padding:3px 9px;border:1px solid var(--line);border-radius:3px;background:var(--paper);color:var(--ink-2)}.score-table th{white-space:normal}.pb-table td.num{text-align:left}.pb-grid-4{grid-template-columns:1.3fr 1fr 1fr .9fr}@media(max-width:1000px){.pb-grid-4{grid-template-columns:1fr 1fr}}@media(max-width:600px){.pb-grid-4{grid-template-columns:1fr}}.pb-shot{display:block;border:1px solid var(--line);border-radius:3px;overflow:hidden;background:#fff;max-width:200px}.pb-shot img{display:block;width:100%;height:auto}.shot{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}.shot img{display:block;width:100%;height:auto}.shot-cap{font-size:.82rem;color:var(--muted);margin:8px 0 0;font-family:var(--mono)}#lib-tags a[aria-current=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.lib-card .specs{font-size:.8rem}