:root{
  --red:#ef4b3a;--red-2:#ff6a52;--bg:#08080b;--panel:#121216;--panel-2:#15151b;
  --line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);--ink:#f4f4f7;--muted:#a1a1aa;--muted-2:#71717a;
  --ok:#22c55e;--teal:#2dd4bf;
  --disp:'Cabinet Grotesk',system-ui,sans-serif;--body:'General Sans',system-ui,-apple-system,sans-serif;
  --mono:ui-monospace,'SF Mono','JetBrains Mono',Consolas,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}
h1,h2,h3{font-family:var(--disp);font-weight:800;letter-spacing:-.02em;margin:0;line-height:1.15}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.bg{position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(1100px 640px at 18% -8%,rgba(239,75,58,.12),transparent 60%),linear-gradient(180deg,#08080b,#0a0a0c 45%,#08080b)}
.eyebrow{font-family:var(--mono);text-transform:uppercase;letter-spacing:.2em;font-size:11px;color:var(--red-2)}

/* header */
header{position:sticky;top:0;z-index:30;background:rgba(8,8,11,.75);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.hd{max-width:100%;margin:0;padding:13px clamp(16px,3.5vw,52px);display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hd .logo{height:30px;width:auto}
.hd .home{display:flex;align-items:center;gap:11px}
.hd .ttl{font-family:var(--disp);font-weight:800;font-size:16px;border-left:1px solid var(--line-2);padding-left:12px}
.hd .spacer{flex:1}
.me{font-family:var(--mono);font-size:12px;color:var(--muted);display:flex;align-items:center;gap:10px}
.me a{color:var(--red-2)}
.btn{font-family:var(--body);font-weight:600;font-size:14px;border:0;border-radius:10px;padding:10px 16px;cursor:pointer;background:linear-gradient(135deg,var(--red-2),var(--red));color:#fff;box-shadow:0 10px 26px -14px rgba(239,75,58,.8);transition:transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:none;border:1px solid var(--line-2);color:var(--muted);box-shadow:none}
.btn.sm{padding:7px 12px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:default;transform:none}

.wrap{max-width:100%;margin:0;padding:clamp(22px,4vw,36px) clamp(16px,3.5vw,52px) 80px}
.crumbs{font-family:var(--mono);font-size:12px;color:var(--muted-2);margin-bottom:14px}
.crumbs a{color:var(--muted)}

.layout{display:grid;grid-template-columns:230px 1fr;gap:24px}
@media (max-width:820px){.layout{grid-template-columns:1fr}}
.cats{display:flex;flex-direction:column;gap:4px;align-self:start;position:sticky;top:74px}
@media (max-width:820px){.cats{flex-direction:row;flex-wrap:wrap;position:static}}
.cat{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;border:1px solid transparent;color:var(--muted);font-size:14px;cursor:pointer;background:none;text-align:left;width:100%}
.cat:hover{background:rgba(255,255,255,.03);color:var(--ink)}
.cat.on{background:rgba(239,75,58,.1);border-color:rgba(239,75,58,.3);color:var(--ink)}
.cat .ic{font-size:16px}
.cat .n{font-family:var(--mono);font-size:11px;color:var(--muted-2);margin-left:auto}

.listhead{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.listhead h1{font-size:clamp(22px,3vw,28px)}
.listhead .sub{color:var(--muted);font-size:14px}

.threads{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:rgba(255,255,255,.02)}
.trow{display:flex;align-items:center;gap:14px;padding:15px 18px;border-top:1px solid var(--line)}
.trow:first-child{border-top:0}
.trow:hover{background:rgba(255,255,255,.02)}
.trow .tmain{min-width:0}
.trow .tt{font-weight:600;font-size:15.5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.trow .tt a:hover{color:var(--red-2)}
.trow .tmeta{font-size:12.5px;color:var(--muted-2);margin-top:3px}
.trow .tcount{margin-left:auto;text-align:center;flex:0 0 auto}
.trow .tcount b{display:block;font-size:17px;font-family:var(--disp)}
.trow .tcount span{font-family:var(--mono);font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted-2)}
.chip{display:inline-flex;align-items:center;gap:5px;width:auto;flex:0 0 auto;font-family:var(--mono);font-size:9.5px;letter-spacing:.05em;text-transform:uppercase;border:1px solid var(--line-2);border-radius:999px;padding:3px 8px;color:var(--muted);vertical-align:middle}
.chip.cat{color:var(--red-2);border-color:rgba(239,75,58,.3);background:rgba(239,75,58,.06)}
.chip.pin{color:var(--teal);border-color:rgba(45,212,191,.34)}
.chip.lock{color:var(--muted-2)}
.empty{color:var(--muted-2);font-size:14px;padding:34px 18px;text-align:center}

/* posts (thread page) */
.thead h1{font-size:clamp(22px,3vw,30px);margin-bottom:8px}
.thead .tmeta{color:var(--muted-2);font-size:13px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.post{border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:14px 0;background:rgba(255,255,255,.02)}
.post.op{border-color:var(--line-2);border-left:3px solid var(--red)}
.post .phead{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.post .av{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-family:var(--disp);font-weight:800;font-size:14px;background:linear-gradient(135deg,rgba(239,75,58,.2),rgba(239,75,58,.05));border:1px solid rgba(239,75,58,.28);color:var(--red-2)}
.post .pwho{font-weight:600;font-size:14px}
.post .pwhen{font-family:var(--mono);font-size:11px;color:var(--muted-2)}
.post .modbtns{margin-left:auto;display:flex;gap:6px}
.post .body{font-size:15px;color:#e8e8ea;white-space:pre-wrap;word-wrap:break-word;max-width:80ch}

/* forms */
.compose{border:1px solid var(--line-2);border-radius:14px;padding:18px;background:var(--panel);margin-top:8px}
label{display:block;font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin:12px 0 5px}
input[type=text],textarea,select{width:100%;background:#0d0d11;border:1px solid var(--line-2);border-radius:10px;color:var(--ink);font-family:var(--body);font-size:14px;padding:11px 13px}
textarea{min-height:120px;resize:vertical}
.row{display:flex;gap:12px;flex-wrap:wrap}.row>div{flex:1;min-width:150px}
.formfoot{display:flex;align-items:center;gap:12px;margin-top:14px}
.hint{color:var(--muted-2);font-size:12.5px}
.signincta{border:1px dashed var(--line-2);border-radius:12px;padding:16px 18px;color:var(--muted);font-size:14px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:10px}

/* modal */
.modal{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.6);backdrop-filter:blur(3px);display:none;align-items:flex-start;justify-content:center;padding:40px 16px;overflow:auto}
.modal.on{display:flex}
.modal .box{width:100%;max-width:620px;background:linear-gradient(165deg,var(--panel-2),var(--panel));border:1px solid var(--line-2);border-radius:18px;padding:24px}
.modal h2{font-size:20px;margin-bottom:4px}
.toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:#101014;border:1px solid var(--line-2);border-radius:10px;padding:11px 16px;font-size:13.5px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:60;max-width:90vw}
.toast.on{opacity:1}
.foot{max-width:100%;margin:0;padding:24px clamp(16px,3.5vw,52px);border-top:1px solid var(--line);font-family:var(--mono);font-size:11px;color:var(--muted-2);letter-spacing:.04em;text-align:center}
.foot a{color:var(--red-2)}

/* wider screens: give the home a roomy sidebar; small screens: tidy the header */
@media (min-width:1500px){.layout{grid-template-columns:280px 1fr;gap:32px}}
@media (max-width:560px){
  .hd .ttl{display:none}
  .me{font-size:11px}
  .hd{gap:10px}
  .trow{flex-wrap:wrap}
  .trow .tcount{margin-left:0}
}

/* ---- techy thread table (Discourse-style) ---- */
.tgrid{--cols:minmax(0,1fr) 132px 86px 86px 96px}
.thead-row{display:grid;grid-template-columns:var(--cols);gap:14px;align-items:center;padding:11px 20px;border-bottom:1px solid var(--line-2);
  font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted-2);background:rgba(255,255,255,.015)}
.thead-row .hnum{text-align:center}
.thead-row .hact{text-align:right}
.trow2{display:grid;grid-template-columns:var(--cols);gap:14px;align-items:center;padding:14px 20px;border-top:1px solid var(--line);color:var(--ink);position:relative;transition:background .12s}
.trow2:first-of-type{border-top:0}
.trow2:hover{background:rgba(239,75,58,.05)}
.trow2::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--red-2),var(--red));opacity:0;transition:opacity .12s}
.trow2:hover::before{opacity:1}
.t-topic{min-width:0}
.t-title{font-weight:600;font-size:15px;display:flex;align-items:center;gap:7px;line-height:1.3;color:var(--ink)}
.trow2:hover .t-title{color:var(--red-2)}
.t-title .pin-i{width:14px;height:14px;color:var(--teal);flex:0 0 auto}
.t-title .lock-i{width:13px;height:13px;color:var(--muted-2);flex:0 0 auto}
.t-cat{display:flex;align-items:center;gap:7px;margin-top:5px;font-size:12px;color:var(--muted-2);font-family:var(--mono);letter-spacing:.02em}
.cat-sq{width:10px;height:10px;border-radius:3px;flex:0 0 auto;box-shadow:0 0 9px -1px currentColor}
.t-part .avs{display:flex}
.av2{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-family:var(--disp);font-weight:800;font-size:10.5px;color:#0a0a0c;border:2px solid #0c0c10;margin-left:-9px}
.av2:first-child{margin-left:0}
.t-num{text-align:center;font-family:var(--mono);font-size:15px;color:#dcdce2}
.t-num.t-views{color:var(--muted)}
.t-num.t-views.hot{color:var(--red-2);font-weight:600}
.t-act{text-align:right;font-family:var(--mono);font-size:12px;color:var(--muted-2)}
@media (max-width:760px){
  .tgrid{--cols:minmax(0,1fr) 52px 70px}
  .thead-row .hpart,.thead-row .hviews,.t-part,.t-num.t-views{display:none}
  .thead-row,.trow2{padding-left:14px;padding-right:14px;gap:10px}
}

/* ---- Latest / Top / Categories tabs + category grid ---- */
.forumtabs{display:flex;align-items:flex-end;gap:12px;margin:0 0 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.ftablist{display:flex;gap:2px}
.fsearch{margin-left:auto;margin-bottom:7px;display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.03);border:1px solid var(--line-2);border-radius:10px;padding:8px 12px;min-width:230px;transition:border-color .12s}
.fsearch:focus-within{border-color:var(--red)}
.fsearch svg{width:15px;height:15px;color:var(--muted-2);flex:0 0 auto}
.fsearch input{background:none;border:0;outline:none;color:var(--ink);font-family:var(--body);font-size:14px;width:100%}
.fsearch input::placeholder{color:var(--muted-2)}
.fsearch input::-webkit-search-cancel-button{filter:invert(.6)}
@media (max-width:620px){.fsearch{min-width:0;flex:1 1 100%;margin-left:0}}
.ftab{font-family:var(--body);font-weight:600;font-size:15px;color:var(--muted);background:none;border:0;padding:11px 15px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .12s}
.ftab:hover{color:var(--ink)}
.ftab.on{color:var(--ink);border-bottom-color:var(--red)}
.threads.gridmode{border:0;background:none;overflow:visible;border-radius:0}
.catgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:14px}
.catcard{display:block;border:1px solid var(--line);border-left:3px solid var(--cc,#888);border-radius:12px;padding:16px 18px;background:linear-gradient(165deg,var(--panel-2),var(--panel));transition:transform .14s,box-shadow .14s;cursor:pointer}
.catcard:hover{transform:translateY(-2px);box-shadow:0 18px 40px -26px #000}
.catcard h3{font-size:16px;display:flex;align-items:center;gap:9px}
.catcard p{color:var(--muted);font-size:13px;margin:9px 0 12px;line-height:1.45}
.catcard .cnt{font-family:var(--mono);font-size:10.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.07em}