:root{--bg:#f4f5f7;--card:#fff;--tx:#1f2937;--mu:#6b7280;--bd:#e5e7eb;--pr:#2563eb;--rd:#dc2626}
@media (prefers-color-scheme:dark){:root{--bg:#111827;--card:#1f2937;--tx:#f3f4f6;--mu:#9ca3af;--bd:#374151;--pr:#60a5fa;--rd:#f87171}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--tx);font:15px/1.45 system-ui,sans-serif}
a{color:var(--pr);text-decoration:none}h1{font-size:22px;margin:8px 0 14px}h2{font-size:17px;margin:22px 0 10px}
.top{display:flex;align-items:center;gap:20px;padding:10px 16px;background:var(--card);border-bottom:1px solid var(--bd);flex-wrap:wrap}
.brand{font-weight:700;font-size:18px;color:var(--tx)}.top nav{display:flex;gap:16px;flex:1}.logout{display:flex;gap:10px;align-items:center;margin:0}
.who{color:var(--mu);font-size:13px}.link{background:none;border:0;color:var(--pr);cursor:pointer;font:inherit;padding:0}
.wrap{padding:16px;max-width:1300px;margin:0 auto}.muted{color:var(--mu);font-size:13px}.pad{padding:12px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:16px;margin-bottom:16px}.narrow{max-width:520px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.proj{display:flex;flex-direction:column;gap:6px;color:var(--tx)}.proj:hover{box-shadow:0 2px 8px #0002}
label{display:block;margin-bottom:12px;font-size:13px;color:var(--mu)}label.chk{display:flex;gap:8px;align-items:center;color:var(--tx);font-size:14px}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:8px 10px;border:1px solid var(--bd);border-radius:6px;background:var(--bg);color:var(--tx);font:inherit}
input[type=checkbox]{display:inline;width:auto;margin:0}input[type=color]{width:60px;height:36px;padding:2px}input.sm{width:70px}
.btn{display:inline-block;padding:8px 16px;border:0;border-radius:6px;background:var(--pr);color:#fff;cursor:pointer;font:inherit}
.btn.sm{padding:4px 10px}.btn.ghost{background:transparent;color:var(--pr);border:1px solid var(--pr)}.btn.on{background:var(--pr);color:#fff}.btn.danger{background:var(--rd)}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px}.flash.ok{background:#dcfce7;color:#166534}.flash.err{background:#fee2e2;color:#991b1b}
.list a{display:flex;justify-content:space-between;gap:10px;padding:9px 4px;border-bottom:1px solid var(--bd);color:var(--tx)}.list a:last-child{border:0}
.dot{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:8px}
.board{display:grid;grid-template-columns:repeat(4,minmax(240px,1fr));gap:12px;overflow-x:auto;align-items:start}
.col{background:var(--bd);border-radius:10px;padding:10px;min-height:120px}.col h3{margin:0 0 8px;font-size:14px}
.cards{display:flex;flex-direction:column;gap:8px;min-height:30px}.col.over{outline:2px dashed var(--pr)}
.task{display:block;background:var(--card);border-radius:8px;padding:10px;color:var(--tx);border-left:4px solid var(--bd);box-shadow:0 1px 2px #0001}
.task.prio-high{border-left-color:#f59e0b}.task.prio-critical{border-left-color:var(--rd)}.task.prio-low{border-left-color:#9ca3af}
.task.dragging{opacity:.4}.task .t{display:block;margin-bottom:6px}.meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--mu)}
.av{width:22px;height:22px;border-radius:50%;background:var(--pr);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:11px}.av.none{background:#9ca3af}
.tag{background:var(--bd);padding:1px 6px;border-radius:10px}.late{color:var(--rd);font-weight:600}
.st{font-style:normal;font-size:12px;padding:2px 8px;border-radius:10px;color:#fff;background:#9ca3af}.st-in_progress{background:#d97706}.st-review{background:#2563eb}.st-done{background:#16a34a}
.quick input{margin-top:8px;background:var(--card)}
.two{display:grid;grid-template-columns:3fr 2fr;gap:16px;align-items:start}.cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}.cols.c3{grid-template-columns:repeat(3,1fr)}
.cmt{border-bottom:1px solid var(--bd);padding:8px 0}.cmt p{margin:4px 0 0}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--bd);vertical-align:middle}th{font-size:12px;color:var(--mu)}
.bar{display:inline-block;width:70%;height:10px;background:var(--bd);border-radius:5px;overflow:hidden;vertical-align:middle}.bar i{display:block;height:100%}
.okc{background:#16a34a}.warn{background:#f59e0b}.crit{background:var(--rd)}
fieldset{border:1px solid var(--bd);border-radius:8px;margin-bottom:12px}legend{font-size:13px;color:var(--mu)}
@media(max-width:800px){.two{grid-template-columns:1fr}.board{grid-template-columns:repeat(4,80vw)}.cols,.cols.c3{grid-template-columns:1fr}}
.big{font-size:34px;font-weight:700;line-height:1}.big small{font-size:16px;color:var(--mu)}
.stack{display:flex;height:26px;border-radius:6px;overflow:hidden;background:var(--bd)}.stack i{color:#fff;font-style:normal;font-size:12px;display:flex;align-items:center;justify-content:center;background:#9ca3af}
.stack i.st-in_progress{background:#d97706}.stack i.st-review{background:#2563eb}.stack i.st-done{background:#16a34a}.st-stress{background:var(--rd)}
.prose h3{margin:18px 0 6px}.prose blockquote{margin:10px 0;padding:10px 14px;border-left:4px solid var(--pr);background:var(--bg);border-radius:6px}.prose ul,.prose ol{padding-left:22px}
.prose pre,.prose code{background:var(--bg);border-radius:6px}.prose h1{font-size:22px}
pre.prompt{white-space:pre-wrap;background:var(--bg);padding:12px;border-radius:8px;border:1px solid var(--bd);font:inherit;margin:0 0 10px}
.prob{border-left:4px solid var(--bd)}.prob.st-relevant{border-left-color:#f59e0b}.prob.st-in_progress{border-left-color:#2563eb}.prob.st-solved{border-left-color:#16a34a;opacity:.8}.prob.st-na{opacity:.55}
.steps li{margin-bottom:12px}
.top nav{flex-wrap:wrap;gap:12px}
.hero{text-align:center;padding:48px 8px 28px;max-width:760px;margin:0 auto}.hero h1{font-size:34px;line-height:1.2;margin:0 0 14px}.hero p{font-size:17px;color:var(--mu);margin:0 0 24px}
.feats .ico{font-size:28px;margin-bottom:6px}.auth{margin:30px auto}.logout a{margin-right:6px}
.ro{background:#fef3c7;color:#92400e;text-align:center;padding:8px 12px;font-size:14px}.ro a{color:#92400e;font-weight:600}