:root {
  color-scheme: light;
  --surface-1:      #fcfcfb;
  --surface-2:      #ffffff;
  --page:           #f9f9f7;
  --text-primary:   #0b0b0b;
  --text-secondary: #52514e;
  --text-muted:     #898781;
  --grid:           #e1e0d9;
  --baseline:       #c3c2b7;
  --border:         rgba(11,11,11,0.10);
  --series-1:       #2a78d6;
  --series-1-bg:    #eaf2fc;
  --good:           #0ca30c;
  --good-bg:        #e8f7e8;
  --warning:        #b3790a;
  --warning-bg:     #fff4dc;
  --serious:        #b8502b;
  --serious-bg:     #fdece3;
  --critical:       #d03b3b;
  --critical-bg:    #fbe6e6;
  --muted-bg:       #eeede8;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --surface-1:      #1a1a19;
    --surface-2:      #222221;
    --page:           #0d0d0d;
    --text-primary:   #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted:     #898781;
    --grid:           #2c2c2a;
    --baseline:       #383835;
    --border:         rgba(255,255,255,0.10);
    --series-1:       #3987e5;
    --series-1-bg:    #17293e;
    --good:           #0ca30c;
    --good-bg:        #123312;
    --warning:        #fab219;
    --warning-bg:     #3a2c08;
    --serious:        #ec835a;
    --serious-bg:     #3a2115;
    --critical:       #e66767;
    --critical-bg:    #3a1414;
    --muted-bg:       #262624;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page);
  color: var(--text-primary);
}
a { color: var(--series-1); }
.app { max-width: 1180px; margin: 0 auto; padding: 24px 20px 60px; }
.narrow { max-width: 440px; margin: 60px auto; padding: 0 20px; }

header.top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; flex-wrap: wrap; margin-bottom: 8px;
}
header.top h1 { font-size: 22px; margin: 0 0 4px; }
header.top p { margin: 0; color: var(--text-secondary); font-size: 14px; max-width: 60ch; }
.top-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; align-items: center; }
.top-actions .who { font-size: 12.5px; color: var(--text-secondary); margin-right: 4px; }

button, .btn {
  font-family: inherit; font-size: 13px; font-weight: 600;
  border-radius: 8px; padding: 9px 14px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-primary);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
button.primary, .btn.primary { background: var(--series-1); border-color: var(--series-1); color: #fff; }
button.subtle, .btn.subtle { background: transparent; border-color: transparent; color: var(--text-secondary); }
button.danger { color: var(--critical); }
button:hover, .btn:hover { filter: brightness(0.97); }
button.small { padding: 5px 9px; font-size: 12px; }
button:disabled { opacity: 0.6; cursor: default; }
button.block, .btn.block { width: 100%; justify-content: center; }

.card-panel {
  background: var(--surface-1); border: 1px solid var(--border); border-radius: 14px; padding: 24px;
}
.logo-mark { font-weight: 800; font-size: 18px; letter-spacing: -0.01em; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.kpi { background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.kpi .label { font-size: 12px; color: var(--text-secondary); margin-bottom: 6px; }
.kpi .value { font-size: 26px; font-weight: 700; }
.kpi .value.critical { color: var(--critical); }
.kpi .value.warning { color: var(--warning); }

.alerts { background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 20px; overflow: hidden; }
.alerts-head { padding: 12px 16px; font-weight: 700; font-size: 14px; display: flex; justify-content: space-between; align-items: center; }
.alerts-head .automation-note { font-weight: 400; font-size: 11.5px; color: var(--text-muted); }
.alert-row { display: flex; align-items: center; gap: 10px; padding: 10px 16px; border-top: 1px solid var(--grid); font-size: 13px; }
.status-chip {
  display: inline-flex; align-items: center; gap: 5px; font-size: 11px; font-weight: 700;
  padding: 3px 8px; border-radius: 100px; white-space: nowrap; text-transform: uppercase; letter-spacing: 0.02em;
}
.status-chip.good { background: var(--good-bg); color: var(--good); }
.status-chip.warning { background: var(--warning-bg); color: var(--warning); }
.status-chip.serious { background: var(--serious-bg); color: var(--serious); }
.status-chip.critical { background: var(--critical-bg); color: var(--critical); }
.status-chip.muted { background: var(--muted-bg); color: var(--text-muted); }
.delivery-chip {
  display: inline-flex; align-items: center; gap: 4px; font-size: 11.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 100px; background: var(--series-1-bg); color: var(--series-1); white-space: nowrap;
}
.alert-row .title { font-weight: 600; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.alert-row .when { color: var(--text-secondary); white-space: nowrap; }
.empty-note { padding: 14px 16px; color: var(--text-secondary); font-size: 13px; }

.tabs { display: flex; gap: 4px; margin-bottom: 14px; border-bottom: 1px solid var(--grid); }
.tab-btn { border: none; background: none; border-radius: 0; padding: 10px 4px; margin-right: 18px; color: var(--text-secondary); font-weight: 600; border-bottom: 2px solid transparent; cursor:pointer; }
.tab-btn.active { color: var(--text-primary); border-bottom-color: var(--series-1); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.filters input, .filters select {
  font-family: inherit; font-size: 13px; padding: 8px 10px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-primary);
}
.filters input[type="text"] { min-width: 220px; flex: 1; }

.tender-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; }
.card { background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.card .ref { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.03em; }
.card h3 { margin: 0; font-size: 16px; line-height: 1.3; }
.card .meta-line { font-size: 12.5px; color: var(--text-secondary); display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.card .meta-line b { color: var(--text-primary); font-weight: 600; }
.card .dates { font-size: 12.5px; color: var(--text-secondary); display: flex; flex-direction: column; gap: 3px; }
.countdown-box { border-radius: 10px; padding: 10px 12px; display: flex; flex-direction: column; gap: 2px; }
.countdown-box .cd-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; font-weight: 700; }
.countdown-box .cd-value { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.links { font-size: 12.5px; display: flex; flex-wrap: wrap; gap: 8px; }
.watchers { display: flex; flex-wrap: wrap; gap: 6px; }
.watcher-chip { font-size: 11.5px; background: var(--muted-bg); color: var(--text-secondary); padding: 3px 8px; border-radius: 100px; }
.card-actions { display: flex; gap: 6px; margin-top: auto; padding-top: 4px; flex-wrap: wrap; }

.user-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.user-card { background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; display: flex; flex-direction: column; gap: 4px; }
.user-card .name { font-weight: 700; font-size: 14.5px; }
.user-card .email, .user-card .dept { font-size: 12.5px; color: var(--text-secondary); }
.user-card .watch-count { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.mailbox-badge { font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 100px; display: inline-flex; width: fit-content; margin-top: 4px; }
.mailbox-badge.connected { background: var(--good-bg); color: var(--good); }
.mailbox-badge.disconnected { background: var(--muted-bg); color: var(--text-muted); }

dialog { border: none; border-radius: 14px; padding: 0; width: min(560px, 92vw); background: var(--surface-1); color: var(--text-primary); }
dialog::backdrop { background: rgba(0,0,0,0.45); }
.dialog-inner { padding: 20px 22px 22px; max-height: 82vh; overflow-y: auto; }
.dialog-inner h2 { margin: 0 0 14px; font-size: 17px; }
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 4px; color: var(--text-secondary); }
.field input, .field select, .field textarea {
  width: 100%; font-family: inherit; font-size: 13.5px; padding: 8px 10px;
  border-radius: 8px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-primary);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.doc-link-row { display: flex; gap: 6px; margin-bottom: 6px; }
.doc-link-row input { flex: 1; }
.checkbox-list { display: flex; flex-direction: column; gap: 6px; max-height: 180px; overflow-y: auto; border: 1px solid var(--grid); border-radius: 8px; padding: 8px; }
.checkbox-list label { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 400; color: var(--text-primary); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

.empty-state { text-align: center; padding: 50px 20px; color: var(--text-secondary); }
.empty-state h3 { color: var(--text-primary); margin-bottom: 6px; }

footer.hint { margin-top: 30px; font-size: 12px; color: var(--text-muted); line-height: 1.7; border-top: 1px solid var(--grid); padding-top: 14px; }
footer.hint b { color: var(--text-secondary); }

.error-banner { background: var(--critical-bg); color: var(--critical); padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 14px; display: none; }
.error-banner.show { display: block; }
.hint-text { color: var(--text-muted); font-size: 12px; margin-top: 6px; }

@media (max-width: 760px) {
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .field-row { grid-template-columns: 1fr; }
}