:root{--bg:#f5f6f8;--fg:#1d2330;--mut:#6b7385;--card:#fff;--line:#e2e5ec;--pri:#1f6feb;--ok:#1a7f4b;--err:#c4281c;--warn:#b26a00}
@media(prefers-color-scheme:dark){:root{--bg:#14171d;--fg:#e6e9ef;--mut:#8d95a6;--card:#1c2028;--line:#2b303b;--pri:#5b9bff;--ok:#4cc38a;--err:#ff6b5e;--warn:#e0a040}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
body.center{display:grid;place-items:center;min-height:100vh;padding:16px}
a{color:var(--pri);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:1.4rem;margin:.2em 0 .5em}h2{font-size:1.1rem;margin:1em 0 .4em}h3{font-size:.95rem;margin:.1em 0 .5em}
.muted{color:var(--mut)}.small{font-size:.85em}.warn{color:var(--warn)}.overdue{color:var(--err);font-weight:600}
.top{display:flex;gap:16px;align-items:center;padding:8px 16px;background:var(--card);border-bottom:1px solid var(--line);flex-wrap:wrap;position:sticky;top:0;z-index:5}
.brand{font-weight:700;color:var(--fg)}
.top nav{display:flex;gap:4px;flex:1}.top nav a{padding:6px 10px;border-radius:6px;color:var(--fg)}.top nav a.on{background:var(--bg);font-weight:600}
.who{display:flex;gap:8px;align-items:center}
main{max-width:1200px;margin:0 auto;padding:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px}
.card.narrow{width:100%;max-width:380px}
.btn{display:inline-block;background:var(--pri);color:#fff;border:0;border-radius:6px;padding:8px 14px;font:inherit;cursor:pointer}
.btn.alt{background:#6b7385}.btn.small{padding:4px 10px;font-size:.9em}.btn:hover{filter:brightness(1.08);text-decoration:none}
button.link{background:none;border:0;color:var(--pri);cursor:pointer;font:inherit;padding:0}button.link:hover{text-decoration:underline}
form.inline{display:inline}
input,select,textarea{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:7px 9px;width:100%}
textarea{resize:vertical}
label{display:block;margin:0 0 10px;font-size:.9em;color:var(--mut)}label input,label select,label textarea{margin-top:3px;color:var(--fg)}
label.check{display:flex;gap:8px;align-items:center;color:var(--fg)}label.check input{width:auto;margin:0}
.row{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}.row>label{flex:1;min-width:160px}.row.end{justify-content:flex-end}.grow{flex:1}
.row input,.row select{flex:1;min-width:0;width:auto}
.form{max-width:720px}
.flash{padding:9px 12px;border-radius:8px;margin-bottom:12px;border:1px solid}.flash.ok{background:#e6f6ed;border-color:#b5e1c8;color:#14532d}.flash.err{background:#fdecea;border-color:#f3b9b3;color:#7f1d1d}
@media(prefers-color-scheme:dark){.flash.ok{background:#12301f;border-color:#1f5a3a;color:#bdf0d2}.flash.err{background:#3a1816;border-color:#6b2b27;color:#ffc9c3}}
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:12px;border-bottom:1px solid var(--line)}
.tabs a{padding:8px 12px;color:var(--mut);border-bottom:2px solid transparent}.tabs a.on{color:var(--fg);border-color:var(--pri);font-weight:600}.tabs b{background:var(--line);border-radius:10px;padding:0 7px;font-size:.8em}
.tabs.mini{margin-bottom:8px}
.filters{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap;align-items:center}.filters input[type=search]{flex:2;min-width:200px}.filters select{flex:1;min-width:130px;width:auto}
table.list{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.list th{text-align:left;font-size:.8em;color:var(--mut);padding:8px 10px;border-bottom:1px solid var(--line);font-weight:600}
.list td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}.list tr:last-child td{border-bottom:0}.list tr:hover td{background:rgba(127,127,127,.06)}
.list td input{padding:4px 6px}.list td.num{width:48px;color:var(--mut)}.list td.act{white-space:nowrap}.subj{color:var(--fg);font-weight:500}
.prio-high .flag{color:var(--err)}
.badge{display:inline-block;padding:1px 8px;border-radius:10px;font-size:.8em;white-space:nowrap}
.b-open{background:#dbeafe;color:#1e40af}.b-wait{background:#fef3c7;color:#92400e}.b-snooze{background:#ede9fe;color:#5b21b6}.b-closed{background:#e5e7eb;color:#374151}
.tag{display:inline-block;margin-left:6px;padding:0 7px;background:var(--bg);border:1px solid var(--line);border-radius:10px;font-size:.78em;color:var(--mut)}
.pager{display:flex;gap:16px;justify-content:center;margin:14px 0}.empty{text-align:center;padding:40px}
.item-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap}.item-head h1{margin:0}.meta{margin:.3em 0;color:var(--mut)}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:16px;align-items:start}
@media(max-width:900px){.cols{grid-template-columns:1fr}}
.msg{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--line);border-radius:8px;padding:10px 14px;margin-bottom:10px}
.msg header{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:4px}
.msg.in{border-left-color:#1f6feb}.msg.out{border-left-color:#1a7f4b}.msg.note{border-left-color:#d4a017;background:rgba(212,160,23,.08)}.msg.system{border-left-color:transparent;background:none;border-color:transparent;color:var(--mut);font-size:.85em;padding:2px 14px}
.msg.system header{display:none}
.body{overflow-wrap:anywhere;word-break:break-word}.body.quoted{color:var(--mut);border-left:2px solid var(--line);padding-left:10px;margin-top:6px}
.chip{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:0 8px;font-size:.75em;color:var(--mut)}
.att{margin-top:6px;font-size:.9em}summary{cursor:pointer;color:var(--mut);font-size:.85em;margin-top:6px}
.composer .tabs a{cursor:pointer}ul.plain{list-style:none;margin:0;padding:0}ul.plain li{padding:2px 0}
hr{border:0;border-top:1px solid var(--line);margin:10px 0}