/* AI Rank Bank — dense, Digg-style layout */
:root{--bg:#fff;--fg:#111;--mut:#666;--line:#e6e6e6;--soft:#f6f6f4;--acc:#0a7cff;--acc2:#ff4f00;--ok:#14935b;--bad:#d33;font-size:14px}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}a:hover{color:var(--acc)}
.wrap{max-width:1560px;margin:0 auto 0 0;padding:0 20px}
/* top bar */
.top{border-bottom:2px solid var(--fg);background:var(--bg);position:sticky;top:0;z-index:20}
.top .wrap{display:flex;align-items:center;gap:18px;height:46px}
.brand{font-weight:900;font-size:19px;letter-spacing:-.5px;white-space:nowrap}.brand b{color:var(--acc2)}
.topnav{display:flex;gap:14px;font-size:13px;font-weight:600;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.topnav a{color:var(--mut)}.topnav a.on,.topnav a:hover{color:var(--fg)}
.top .sp{flex:1}
.pill{font-size:11px;font-weight:700;border:1px solid var(--line);border-radius:20px;padding:3px 9px;color:var(--mut);white-space:nowrap}
.ticker{background:var(--soft);border-bottom:1px solid var(--line);font-size:12px;color:var(--mut)}
.ticker .wrap{display:flex;gap:18px;height:28px;align-items:center;overflow:hidden;white-space:nowrap}
.ticker b{color:var(--fg)}
/* 3-col */
.grid3{display:grid;grid-template-columns:170px minmax(0,1fr) 290px;gap:22px;padding-top:14px}
.side h4,.rail h4{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut);margin:14px 0 6px;border-bottom:1px solid var(--line);padding-bottom:4px}
.side h4:first-child,.rail h4:first-child{margin-top:0}
.side a{display:flex;justify-content:space-between;padding:4px 0;font-size:13px;font-weight:600}
.side a span{color:var(--mut);font-weight:400}
/* feed */
.feedhead{display:flex;align-items:baseline;gap:10px;border-bottom:1px solid var(--fg);padding-bottom:6px;margin-bottom:2px}
.feedhead h1,.feedhead h2{margin:0;font-size:20px;letter-spacing:-.4px}
.feedhead .sub{color:var(--mut);font-size:12px}
.item{display:grid;grid-template-columns:28px 92px minmax(0,1fr);gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.item .rk{font-weight:900;font-size:18px;color:#bbb;text-align:right;padding-top:2px}
.thumb{width:92px;height:64px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:22px;color:#fff;letter-spacing:-1px}
.item h3{margin:0 0 2px;font-size:16px;line-height:1.25;letter-spacing:-.2px}
.item p{margin:0 0 4px;color:#333;font-size:13px}
.meta{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:11.5px;color:var(--mut)}
.meta .k{font-weight:700;color:var(--fg)}
.tag{display:inline-block;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:1px 6px;border-radius:3px;background:var(--soft);color:#444}
.tag.v{background:#e8f1ff;color:#0a58c2}.tag.a{background:#fff0e8;color:#b33a00}.tag.t{background:#eaf7ef;color:#11744a}
/* rail */
.rail ol{margin:0;padding:0;list-style:none;counter-reset:r}
.rail li{counter-increment:r;display:grid;grid-template-columns:18px 1fr;gap:6px;padding:6px 0;border-bottom:1px dotted var(--line);font-size:13px}
.rail li:before{content:counter(r);font-weight:900;color:var(--acc2)}
.rail li small{display:block;color:var(--mut);font-size:11.5px}
.box{background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:10px 12px;font-size:12.5px;color:#333;margin-bottom:10px}
.box p{margin:0 0 6px}
.stat{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:8px 0}
.stat div{background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:6px 8px}
.stat b{display:block;font-size:17px}
.stat span{font-size:11px;color:var(--mut)}
/* article / tool page */
.crumb{font-size:12px;color:var(--mut);margin:0 0 6px}
.toolhead h1{font-size:26px;letter-spacing:-.6px;margin:0 0 4px;line-height:1.15}
.toolhead .tl{color:#333;font-size:14.5px;margin:0 0 8px}
.panel{border:1px solid var(--fg);border-radius:6px;padding:12px;margin:12px 0 16px;background:var(--bg)}
.drop{border:2px dashed #bbb;border-radius:6px;padding:18px;text-align:center;color:var(--mut);cursor:pointer;background:var(--soft)}
.drop.hot{border-color:var(--acc);color:var(--acc)}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0}
.btn{font:inherit;font-weight:700;font-size:13px;border:1px solid var(--fg);background:var(--fg);color:#fff;border-radius:4px;padding:7px 12px;cursor:pointer}
.btn.g{background:var(--bg);color:var(--fg)}.btn:disabled{opacity:.4;cursor:default}
textarea,select,input[type=text]{font:inherit;width:100%;border:1px solid #ccc;border-radius:4px;padding:8px;background:var(--bg);color:var(--fg)}
textarea{min-height:140px;resize:vertical}
.status{font-size:12px;color:var(--mut);min-height:18px}
.bar{height:4px;background:var(--line);border-radius:2px;overflow:hidden;margin:4px 0}.bar i{display:block;height:100%;width:0;background:var(--acc);transition:width .2s}
.out{white-space:pre-wrap;background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:10px;min-height:60px;font-size:13.5px}
.preview{max-width:100%;max-height:420px;display:block;margin:8px auto;border-radius:4px}
.checker{background:repeating-conic-gradient(#ddd 0 25%,#fff 0 50%) 0 0/16px 16px}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sent{display:grid;grid-template-columns:1fr 90px;gap:8px;padding:5px 0;border-bottom:1px solid var(--line);font-size:13px}
.sent .POSITIVE{color:var(--ok);font-weight:700}.sent .NEGATIVE{color:var(--bad);font-weight:700}
.article h2{font-size:16px;margin:18px 0 6px;padding-bottom:4px;border-bottom:1px solid var(--line)}
.article p,.article li{font-size:14px;color:#222}
.article ol,.article ul{padding-left:20px;margin:6px 0}
.article li{margin:3px 0}
.faq h3{font-size:14px;margin:10px 0 2px}.faq p{margin:0 0 6px}
.specs{width:100%;border-collapse:collapse;font-size:12.5px}
.specs td{border-bottom:1px solid var(--line);padding:5px 0;vertical-align:top}.specs td:first-child{color:var(--mut);width:42%}
.doc{max-width:760px}.doc h1{font-size:26px;margin:4px 0 10px}.doc h2{font-size:16px;margin:18px 0 6px}
/* footer */
.foot{border-top:2px solid var(--fg);margin-top:30px;padding:16px 0 30px;font-size:12px;color:var(--mut)}
/* wide screens: the fixed left rail overlays the footer's left end —
   shift the footer to start where the content column starts */
@media (min-width:1151px){.foot{margin-left:238px}}
.foot .wrap{display:flex;flex-wrap:wrap;gap:6px 16px}.foot a{font-weight:600;color:#333}
@media (max-width:1000px){.grid3{grid-template-columns:minmax(0,1fr) 260px}.side{display:none}}
@media (max-width:720px){.grid3{grid-template-columns:1fr}.item{grid-template-columns:22px 64px minmax(0,1fr);gap:9px}.thumb{width:64px;height:48px;font-size:16px}.cols2{grid-template-columns:1fr}.pill{display:none}}


/* ===== global side menu (all pages) ===== */
.glayout{display:grid;grid-template-columns:212px minmax(0,1fr);gap:26px;max-width:1560px;margin:0 auto 0 0;padding:0 20px;align-items:start}
.glayout>main,.glayout>.article{grid-column:2}
.lrail{position:fixed;top:62px;left:20px;width:212px;max-height:calc(100vh - 76px);overflow-y:auto;scrollbar-width:none;z-index:15}
.lrail::-webkit-scrollbar{display:none}
.lnav{display:flex;flex-direction:column;gap:2px;margin-bottom:18px}
.lnav a{display:flex;align-items:center;gap:11px;color:var(--fg);text-decoration:none;font-size:15px;font-weight:600;padding:9px 10px;border-radius:8px}
.lnav a:hover{background:#e7e7e2}
.lnav a.on{background:#111;color:#fff}
.lnav a svg{width:20px;height:20px;flex:none}
.lsubs{display:flex;flex-direction:column;gap:2px;margin:2px 0 8px}
.ltab{display:block;width:100%;box-sizing:border-box;text-align:left;background:none;border:0;font:inherit;font-size:14px;font-weight:550;color:#333;text-decoration:none;padding:7px 10px 7px 41px;border-radius:8px;cursor:pointer}
.ltab:hover{background:#e7e7e2}
.ltab.on{background:#e2e2dd;color:var(--fg);font-weight:650}
.lsec{font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--mut);margin:16px 10px 6px;padding-top:14px;border-top:1px solid var(--line)}
.llabs{display:flex;flex-direction:column;gap:2px;margin-bottom:18px}
.llabs a{display:flex;align-items:center;gap:11px;padding:6px 10px;border-radius:8px;color:var(--fg);text-decoration:none;font-size:14.5px;font-weight:550}
.llabs a:hover{background:#e7e7e2}
.llabs a.on{background:#e2e2dd;font-weight:650}
.av{width:20px;height:20px;border-radius:50%;color:#fff;font-size:10.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none}
.llabs .av{width:28px;height:28px;font-size:12px}
@media (max-width:1150px){
.glayout{grid-template-columns:minmax(0,1fr)}
.glayout>main,.glayout>.article{grid-column:1}
.lrail{position:static;padding-top:10px;max-height:none;overflow:visible;left:auto;top:auto;width:auto}
.lnav{flex-direction:row;flex-wrap:wrap;align-items:center;margin-bottom:6px}
.lsubs{flex-direction:row;margin:0}
.ltab{width:auto;padding:7px 12px}
.lsec,.llabs{display:none}
}
.mlinks{display:flex;flex-direction:column;gap:2px;margin-bottom:18px}
.mlinks a{display:block;padding:7px 10px;border-radius:8px;color:var(--fg);text-decoration:none;font-size:14.5px;font-weight:550}
.mlinks a:hover{background:#e7e7e2}
@media (max-width:1150px){.mlinks{flex-direction:row;flex-wrap:wrap;margin-bottom:0}}