:root {
  --bg: #f5f6f8; --panel: #fff; --ink: #1d2330; --muted: #6b7280; --line: #e3e6eb;
  --accent: #1f5fd1; --ok: #0a7a2f; --warn: #c25e00; --bad: #b42318;
  --zadanie: #1f5fd1; --odpoved: #6d3fc0; --predpoklad: #d97706; --technolog: #0a7a2f;
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--ink);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); height: 100vh; display: flex; flex-direction: column; }
header { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 10px 16px; background: #10213f; color: #fff; }
header .muted { color: #b8c4da; }
.brand small { font-weight: 400; opacity: .7; }
.spacer { flex: 1; }
.status { padding: 2px 10px; border-radius: 999px; background: #33415c; font-weight: 600; font-size: 13px; }
.status.caka_na_technologa { background: #d97706; } .status.schvalena { background: var(--ok); }
.status.vratena { background: var(--bad); } .status.mimo_katalogu { background: #7c3aed; }
.local { font-size: 12px; padding: 2px 8px; border-radius: 6px; background: #17345f; }
.local::before { content: "●"; margin-right: 5px; color: #4ade80; }
.local.down::before { color: #f87171; }
.roles { display: flex; gap: 2px; background: #22365a; border-radius: 8px; padding: 2px; }
.roles label { padding: 4px 10px; border-radius: 6px; cursor: pointer; }
.roles label:has(input:checked) { background: #fff; color: #10213f; font-weight: 600; }
.roles input { display: none; }
button, select, input, textarea { font: inherit; }
button { border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 6px; padding: 5px 12px; cursor: pointer; }
button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
button.ok { background: var(--ok); color: #fff; border-color: var(--ok); }
button.bad { background: var(--bad); color: #fff; border-color: var(--bad); }
button:disabled { opacity: .5; cursor: default; }
main { flex: 1; display: grid; grid-template-columns: minmax(300px, 1fr) minmax(320px, 1fr) minmax(420px, 1.4fr); gap: 12px; padding: 12px; min-height: 0; }
.col { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; overflow: auto; min-height: 0; }
.col.chat { display: flex; flex-direction: column; }
h2 { margin: 0 0 10px; font-size: 16px; } h3 { margin: 16px 0 6px; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.muted { color: var(--muted); font-weight: 400; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.chips button { font-size: 12px; padding: 3px 9px; border-radius: 999px; background: #eef3fd; border-color: #cddbf6; }
.messages { flex: 1; overflow: auto; display: flex; flex-direction: column; gap: 8px; padding: 4px 0; }
.msg { padding: 8px 11px; border-radius: 10px; max-width: 92%; white-space: pre-wrap; }
.msg.obchodnik { align-self: flex-end; background: #e8effc; }
.msg.asistent { align-self: flex-start; background: #f1f2f4; }
.msg.technolog { align-self: flex-start; background: #e6f4ea; border-left: 3px solid var(--ok); }
.msg .who { display: block; font-size: 11px; color: var(--muted); margin-bottom: 2px; }
.msg.pending { color: var(--muted); font-style: italic; }
#composer textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 8px; padding: 8px; }
.row { display: flex; gap: 8px; margin-top: 6px; flex-wrap: wrap; }
.product { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; font-weight: 600; }
.product select { flex: 1; }
table { width: 100%; border-collapse: collapse; }
td, th { padding: 5px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; }
.n { text-align: right; white-space: nowrap; }
#param-table input, #param-table select { width: 100%; padding: 3px 5px; border: 1px solid var(--line); border-radius: 5px; }
#param-table tr.req td:first-child::after { content: " *"; color: var(--bad); }
.src { display: inline-block; font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 999px; color: #fff; margin-top: 3px; }
.src.zadanie { background: var(--zadanie); } .src.odpoved { background: var(--odpoved); }
.src.predpoklad { background: var(--predpoklad); } .src.technolog { background: var(--technolog); }
.src.default { background: #fff; color: var(--predpoklad); border: 1px solid var(--predpoklad); }
.src.missing { background: #fff; color: var(--bad); border: 1px dashed var(--bad); }
.ev { display: block; font-size: 12px; color: var(--muted); font-style: italic; }
.note { padding: 8px 10px; border-radius: 8px; background: #f6f7f9; margin: 8px 0; }
.note.warn { background: #fdf0e4; border-left: 3px solid var(--warn); }
.history { padding-left: 16px; font-size: 12px; margin: 0; }
.history .technolog { color: var(--technolog); font-weight: 600; }
.history del { color: var(--bad); } .history ins { color: var(--ok); text-decoration: none; }
.calc-body { position: relative; }
.wm { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; pointer-events: none;
  font-size: 34px; font-weight: 800; color: rgba(194, 30, 30, .13); transform: rotate(-22deg); text-align: center; }
.rule { font-size: 11px; color: var(--muted); font-family: ui-monospace, monospace; }
tr.added { background: #e6f4ea; } tr.changed { background: #fff6e0; } tr.removed { background: #fde8e8; text-decoration: line-through; }
.totals td { border: 0; padding: 2px 6px; } .totals .big { font-size: 18px; font-weight: 700; }
.stamp { display: inline-block; border: 3px solid var(--ok); color: var(--ok); padding: 4px 10px; font-weight: 700; transform: rotate(-3deg); margin: 8px 0; }
ul.list { padding-left: 18px; margin: 0; } ul.list.assume li { color: var(--predpoklad); }
dialog { width: min(1000px, 92vw); max-height: 86vh; border: 0; border-radius: 12px; padding: 20px; }
dialog .close { float: right; }
@media (max-width: 1100px) { main { grid-template-columns: 1fr; } body { height: auto; } }