:root{--bg:#fff;--fg:#3c3c43;--muted:#6b6b76;--line:#e6e6ea;--card:#fafafb;--accent:#4f86a1;--accent-2:#3a6d86;--top:#e4572e;--ok:#2e8b57;--bad:#c0392b;--warn:#b7791f;--code:#f3f4f6;--max:1180px}
@media (prefers-color-scheme:dark){:root{--bg:#121417;--fg:#dfe2e6;--muted:#9aa1ab;--line:#2a2f36;--card:#1a1e23;--accent:#7fb3cf;--accent-2:#a7d0e6;--code:#1f242b}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.75 ui-sans-serif,system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--bg);padding:8px;z-index:99}
.site-header{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:20}
.site-header .wrap{display:flex;align-items:center;gap:20px;height:56px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--fg);font-size:18px}
.nav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav a{padding:6px 10px;border-radius:6px;color:var(--fg);font-size:15px}.nav a:hover,.nav a.active{background:var(--card);color:var(--accent);text-decoration:none}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:6px;font-size:18px;padding:2px 10px;color:var(--fg)}
.page{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;padding-top:28px;padding-bottom:48px}
.main{min-width:0}
h1{font-size:30px;line-height:1.3;margin:0 0 10px}h2{font-size:22px;margin:38px 0 12px;padding-bottom:6px;border-bottom:1px solid var(--line)}h3{font-size:18px;margin:26px 0 8px}
.post .meta,.post-item .meta,.home .meta{color:var(--muted);font-size:14px}
.lead{font-size:17px;color:var(--fg)}
.content p,.content ul,.content ol{margin:0 0 14px}
.content li{margin:4px 0}
code{background:var(--code);padding:2px 6px;border-radius:4px;font-size:.9em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
pre{background:var(--code);padding:14px;border-radius:8px;overflow:auto;font-size:14px;line-height:1.6}pre code{background:none;padding:0}
blockquote{margin:16px 0;padding:10px 16px;border-left:4px solid var(--accent);background:var(--card);border-radius:0 8px 8px 0}blockquote p{margin:0 0 6px}
.callout-warning{border-color:var(--warn)}.callout-danger{border-color:var(--bad)}.callout-tip{border-color:var(--ok)}
.table-wrap{overflow-x:auto;margin:14px 0;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:14.5px}th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}th{background:var(--card);font-weight:600;white-space:nowrap}
.ta-c{text-align:center}.ta-r{text-align:right}.nowrap{white-space:nowrap}
table.kv th{width:120px}
.rank-table td:nth-child(2){min-width:130px}
.table-note{font-size:13.5px;color:var(--muted);margin-top:-4px}
.yes{color:var(--ok);font-weight:700}.no{color:var(--bad)}
.chg{color:var(--muted)}.chg-up{color:var(--ok)}.chg-down{color:var(--bad)}.chg-new{color:var(--accent);font-weight:600}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:7px 16px;border-radius:6px;font-size:14px;font-weight:600;line-height:1.5}.btn:hover{background:var(--accent-2);text-decoration:none;color:#fff}
.btn-sm{padding:3px 10px;font-size:13px}.btn-ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn-ghost:hover{background:var(--card);color:var(--accent)}
.toc{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 18px;margin:18px 0;font-size:14.5px}.toc-title{font-weight:600;margin-bottom:6px}.toc ul{list-style:none;margin:0;padding:0;columns:2;column-gap:24px}.toc li{margin:3px 0;break-inside:avoid}.toc-l3{padding-left:16px;font-size:13.5px}
.crumb{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.tag{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:4px;padding:1px 8px;font-size:12.5px;margin:0 6px 6px 0;color:var(--muted)}.tag:hover{color:var(--accent);text-decoration:none;border-color:var(--accent)}
.tags.big .tag{font-size:14px;padding:4px 10px}.tag b{color:var(--accent);margin-left:4px}
.tag-mini{font-size:11px;background:var(--card);border:1px solid var(--line);border-radius:3px;padding:0 5px;color:var(--muted);margin-left:4px;white-space:nowrap}
.post-list{margin-top:8px}.section-title{margin-top:44px}
.post-item{padding:20px 0;border-bottom:1px solid var(--line)}.post-item h2{font-size:20px;margin:0 0 6px;border:0;padding:0}.post-item h2 a{color:var(--fg)}.post-item h2 a:hover{color:var(--accent)}
.post-item .excerpt{margin:8px 0;color:var(--fg);font-size:15px}
.top{display:inline-block;background:var(--top);color:#fff;font-size:11px;font-weight:700;padding:1px 6px;border-radius:3px;margin-right:8px;vertical-align:middle}
.more{margin-top:14px}.more a{margin-right:16px}
.ap-card{border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:18px 0;background:var(--bg)}.ap-card h3{margin:0 0 6px;font-size:20px}
.rank-no{display:inline-block;background:var(--accent);color:#fff;border-radius:6px;padding:0 9px;font-size:15px;margin-right:4px}
.ap-meta{font-size:14px;color:var(--muted);margin:0 0 10px}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:10px 0}.pc ul{margin:4px 0 0;padding-left:20px;font-size:14.5px}
.coupon{background:#fff7e6;border:1px dashed #e0a94b;border-radius:6px;padding:6px 12px;font-size:14.5px;display:inline-block}@media (prefers-color-scheme:dark){.coupon{background:#2a2414}}
.ap-actions{margin:14px 0 4px}.ap-actions .btn{margin-right:8px}
.st{font-size:12.5px;padding:1px 7px;border-radius:3px;color:#fff;white-space:nowrap}.st-scam{background:var(--bad)}.st-warn{background:var(--warn)}
.related{margin-top:36px;padding-top:4px}.related h2{font-size:18px;margin-top:0}.related ul{padding-left:20px}
.post-mini{list-style:none;padding:0;margin:0}.post-mini li{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px dashed var(--line)}.post-mini .date{color:var(--muted);font-size:13px;white-space:nowrap}
.sidebar .card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:18px}.sidebar h4{margin:0 0 10px;font-size:15px}
.author{text-align:center}.author img{border-radius:50%}.author .name{font-weight:700;font-size:18px;margin-top:8px}.author .bio{color:var(--muted);font-size:13.5px}
.stats{display:flex;justify-content:center;gap:18px;margin:12px 0 8px;font-size:12.5px;color:var(--muted)}.stats a{color:var(--muted);display:flex;flex-direction:column}.stats b{color:var(--fg);font-size:16px}
.social a{margin:0 6px;font-size:13.5px}
.hot{margin:0;padding:0;list-style:none}.hot li{display:flex;gap:8px;padding:5px 0;font-size:14px;line-height:1.45}.hot .n{flex:0 0 18px;height:18px;line-height:18px;text-align:center;border-radius:3px;background:var(--line);font-size:11px;color:var(--muted)}.hot li:nth-child(-n+3) .n{background:var(--top);color:#fff}.hot a{color:var(--fg)}.hot a:hover{color:var(--accent)}
.cats{list-style:none;margin:0;padding:0}.cats li{display:flex;justify-content:space-between;padding:4px 0;font-size:14.5px}.cats .cnt{color:var(--muted);font-size:13px}.cats.big li{font-size:17px;padding:8px 0;border-bottom:1px solid var(--line)}
.site-footer{border-top:1px solid var(--line);padding:22px 0 30px;color:var(--muted);font-size:14px;text-align:center}.site-footer p{margin:4px 0}.small{font-size:13px;color:var(--muted)}
.notice{background:var(--card);border:1px solid var(--line);padding:10px 14px;border-radius:6px}
@media (max-width:900px){.page{grid-template-columns:1fr}.sidebar{order:2}.toc ul{columns:1}.pc{grid-template-columns:1fr}.nav-toggle{display:block}.nav{display:none;position:absolute;left:0;right:0;top:56px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;padding:8px 16px}body.nav-open .nav{display:flex}h1{font-size:24px}h2{font-size:20px}}
.speedtest{margin:16px 0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--card)}.speedtest img{display:block;width:100%;height:auto}.speedtest figcaption{padding:10px 14px;font-size:13px;color:var(--muted);line-height:1.6}
.reading{background:var(--card);border-left:4px solid var(--accent);padding:10px 16px;border-radius:0 8px 8px 0;font-size:14.5px;margin:0 0 18px}.reading ul{margin:6px 0 0;padding-left:20px}
.src{display:inline-block;font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:3px;padding:0 5px;margin-left:8px;vertical-align:middle}
.report{margin:16px 0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#0d1726}.report img{display:block;width:100%;height:auto}.report figcaption{padding:10px 14px;font-size:13px;color:var(--muted);background:var(--card);line-height:1.6}
.raw-shot{margin:0 0 18px}.raw-shot summary{cursor:pointer;color:var(--accent);font-size:14px;padding:6px 0}.raw-shot .speedtest{margin-top:8px}
.lib-filters{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 6px}.lib-filters input,.lib-filters select{font:inherit;font-size:14px;padding:6px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg)}.lib-filters input{flex:1 1 200px;min-width:160px}
.lib-count{margin:0 0 14px}
.lib-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.lib-card{border:1px solid var(--line);border-radius:10px;padding:16px 18px;background:var(--bg);display:flex;flex-direction:column;gap:10px}
.lib-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.lib-head h2{font-size:19px;margin:0;border:0;padding:0}.lib-head h2 a{color:var(--fg)}.lib-head h2 a:hover{color:var(--accent)}
.lib-kv{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px 12px;font-size:13px}.lib-kv span{display:block;color:var(--muted);font-size:11.5px}.lib-kv b{font-weight:600}
.lib-sum{margin:0;font-size:14px;color:var(--fg)}
.lib-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:auto;padding-top:8px;border-top:1px dashed var(--line)}
.empty{text-align:center;padding:40px 16px;border:1px dashed var(--line);border-radius:10px;margin:16px 0}
@media (max-width:900px){.lib-grid{grid-template-columns:1fr}.lib-kv{grid-template-columns:1fr 1fr}}
.hub-links{font-size:14px;margin:8px 0 4px}.hub-links a{display:inline-block;margin:4px 10px 4px 0;padding:3px 10px;border:1px solid var(--line);border-radius:6px;background:var(--card)}
.blog-sec{margin:28px 0}.blog-sec h2 a{color:var(--fg)}.blog-sec h2 .cnt{font-size:13px;color:var(--muted);font-weight:400;margin-left:6px}.blog-sec .post-mini li a .top{margin-right:6px}
.quick{list-style:none;margin:0;padding:0}.quick li{padding:4px 0;font-size:14.5px;border-bottom:1px dashed var(--line)}.quick li:last-child{border:0}
.hub-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin:14px 0}.hub-card{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:var(--card)}.hub-card b{display:block;margin-bottom:6px}.hub-card a{display:block;font-size:14px;padding:2px 0}
@media (max-width:900px){.hub-grid{grid-template-columns:1fr}}
.ap-full{padding:22px 24px}.ap-head{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}.ap-head h3{margin:0 0 4px;font-size:22px}.ap-head .ap-meta{margin:0}.ap-cta{margin-left:auto;display:flex;gap:8px;align-items:center}.ap-full h4{margin:22px 0 8px;font-size:16px;padding-bottom:4px;border-bottom:1px solid var(--line)}
.coupon-box{display:flex;flex-wrap:wrap;gap:18px;background:#fff7e6;border:1px dashed #e0a94b;border-radius:8px;padding:10px 14px;margin:10px 0;font-size:14px}.coupon-box>div{display:flex;flex-direction:column}.coupon-box code{font-size:16px;font-weight:700}@media (prefers-color-scheme:dark){.coupon-box{background:#2a2414}}
.claims{margin:8px 0 0;padding-left:20px;font-size:14.5px}.claims li{margin:3px 0}
.plan-table table{font-size:13.5px}.plan-table th,.plan-table td{padding:6px 8px;white-space:nowrap}.plan-table td.small{white-space:normal;min-width:120px}
.region-table table{font-size:13.5px}
.unlock-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:8px 0}.um-cell{border:1px solid var(--line);border-radius:8px;padding:8px 10px;display:flex;flex-direction:column;font-size:13.5px}.um-cell b{font-size:14px}.um-yes{border-left:4px solid var(--ok)}.um-yes span{color:var(--ok)}.um-na{border-left:4px solid var(--line)}.um-na span{color:var(--muted)}
.diff-note{color:var(--warn)}
@media (max-width:900px){.ap-cta{margin-left:0}.unlock-matrix{grid-template-columns:1fr 1fr}}
.st-ok{background:var(--ok)}.st-na{background:var(--muted)}
.market-table table{font-size:13.5px}.market-table td{padding:6px 8px}
.market-item{border:1px solid var(--line);border-radius:8px;margin:8px 0;background:var(--bg)}.market-item summary{cursor:pointer;padding:10px 14px;list-style:none}.market-item summary::-webkit-details-marker{display:none}.market-item[open] summary{border-bottom:1px solid var(--line)}.market-body{padding:4px 14px 10px;font-size:14.5px}