/* Паттерны: Кабинет — материальная «приборная панель» в духе chat-engine:
   фаски 1px (светлая кромка сверху, тёмная снизу), утопленные колодцы,
   нажимающиеся кнопки, синий акцент доверия. Рабочая среда отличается
   от витрины. Без фреймворков, системный шрифт. */

:root {
  --cb-bg: #14181f;
  --cb-panel: #1b212b;
  --cb-well: #10141a;
  --cb-edge-light: rgba(255, 255, 255, 0.09);
  --cb-edge-dark: rgba(0, 0, 0, 0.55);
  --cb-border: #2a3341;
  --cb-text: #dfe6f0;
  --cb-muted: #9aa7b8;
  --cb-trust: #4d8dff;
  --cb-trust-dim: rgba(77, 141, 255, 0.16);
  --cb-ok: #55b06e;
  --cb-warn: #e0a03c;
  --cb-err: #e06c5c;
  --cb-font: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

.cb-body {
  margin: 0; background: var(--cb-bg); color: var(--cb-text);
  font: 15px/1.5 var(--cb-font);
}

/* ---------- шапка ---------- */

.cb-top { background: var(--cb-panel); border-bottom: 1px solid var(--cb-edge-dark); box-shadow: inset 0 1px 0 var(--cb-edge-light); }
.cb-top__inner {
  max-width: 1280px; margin: 0 auto; padding: 10px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.cb-top__brand { display: flex; align-items: center; gap: 10px; }
.cb-top__brand div { display: flex; flex-direction: column; line-height: 1.25; }
.cb-top__mark {
  display: grid; place-items: center; width: 34px; height: 34px;
  border-radius: 8px; font-weight: 800; font-size: 12px; color: #fff;
  background: var(--cb-trust);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), inset 0 -2px 0 rgba(0, 0, 0, 0.3);
}
.cb-top__hint { font-size: 12px; color: var(--cb-muted); }
.cb-top__end { display: flex; align-items: center; gap: 12px; }
.cb-badge {
  font-size: 12px; font-weight: 700; color: var(--cb-warn);
  border: 1px solid var(--cb-warn); border-radius: 6px; padding: 3px 10px;
  background: rgba(224, 160, 60, 0.1);
}
.cb-back {
  font-size: 13px; color: var(--cb-trust); text-decoration: none;
  border: 1px solid var(--cb-border); border-radius: 7px; padding: 6px 12px;
  background: var(--cb-well);
  box-shadow: inset 0 1px 0 var(--cb-edge-light), inset 0 -1px 0 var(--cb-edge-dark);
}
.cb-back:hover { border-color: var(--cb-trust); }

/* ---------- раскладка ---------- */

.cb-main { max-width: 1280px; margin: 0 auto; padding: 18px 20px 60px; }

/* ---------- KPI со sparklines ---------- */

.cb-kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-bottom: 16px; }
.cb-kpi {
  background: var(--cb-panel); border: 1px solid var(--cb-border); border-radius: 10px;
  padding: 12px 14px;
  box-shadow: inset 0 1px 0 var(--cb-edge-light), inset 0 -1px 0 var(--cb-edge-dark);
}
.cb-kpi--warn { border-color: var(--cb-warn); box-shadow: inset 0 0 0 1px rgba(224, 160, 60, 0.25), inset 0 1px 0 var(--cb-edge-light); }
.cb-kpi__label { font-size: 12px; color: var(--cb-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.cb-kpi__row { display: flex; align-items: flex-end; gap: 12px; margin-top: 4px; }
.cb-kpi__num { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; line-height: 1; font-variant-numeric: tabular-nums; }
.cb-kpi--warn .cb-kpi__num { color: var(--cb-warn); }
.cb-kpi__note { font-size: 12px; color: var(--cb-warn); padding-bottom: 2px; }
.cb-spark { width: 110px; height: 30px; flex: none; }

/* ---------- тулбар ---------- */

.cb-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-bottom: 12px; padding: 10px 14px;
  background: var(--cb-well); border: 1px solid var(--cb-border); border-radius: 10px;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.35), inset 0 -1px 0 var(--cb-edge-light);
}
.cb-toolbar__hint { font-size: 13px; color: var(--cb-muted); }
.cb-toolbar__fail { display: flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; }
.cb-toolbar__fail input { accent-color: var(--cb-err); width: 15px; height: 15px; }

/* ---------- доска ---------- */

.cb-board { display: flex; gap: 12px; align-items: flex-start; overflow-x: auto; padding-bottom: 8px; }
@media (min-width: 1200px) { .cb-board { overflow-x: visible; } .cb-col { flex: 1 1 0; min-width: 0; } }

.cb-col {
  flex: 0 0 246px; min-width: 246px;
  background: var(--cb-panel); border: 1px solid var(--cb-border); border-radius: 10px;
  box-shadow: inset 0 1px 0 var(--cb-edge-light), inset 0 -1px 0 var(--cb-edge-dark);
  display: flex; flex-direction: column;
}
.cb-col.is-over { outline: 2px dashed var(--cb-trust); outline-offset: -2px; }
.cb-col__head { padding: 10px 12px 8px; border-bottom: 1px solid var(--cb-border); }
.cb-col__title-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.cb-col__title { font-weight: 700; font-size: 14px; }
.cb-col__count {
  font-size: 12px; font-weight: 700; color: var(--cb-trust);
  background: var(--cb-trust-dim); border: 1px solid rgba(77, 141, 255, 0.4);
  border-radius: 999px; padding: 1px 9px; font-variant-numeric: tabular-nums;
}
.cb-col--warn .cb-col__count { color: var(--cb-warn); background: rgba(224, 160, 60, 0.12); border-color: rgba(224, 160, 60, 0.45); }

/* WIP-шкала: утопленный колодец с заполнением; перегруз — warning */
.cb-wip { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.cb-wip__well {
  flex: 1; height: 10px; border-radius: 5px; background: var(--cb-well); overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5), inset 0 -1px 0 var(--cb-edge-light);
}
.cb-wip__fill {
  display: block; height: 100%; width: 0;
  background: var(--cb-trust); border-radius: 5px;
  transition: width 0.25s ease;
}
.cb-col--warn .cb-wip__fill { background: var(--cb-warn); }
.cb-wip__label { font-size: 11px; color: var(--cb-muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.cb-wip__flag { font-size: 11px; font-weight: 700; color: var(--cb-warn); }
.cb-wip__flag[hidden] { display: none; }

.cb-col__body { padding: 10px; display: flex; flex-direction: column; gap: 8px; min-height: 60px; flex: 1; }

/* карточка */
.cb-card {
  background: var(--cb-well); border: 1px solid var(--cb-border); border-radius: 8px;
  padding: 10px 12px; cursor: grab;
  box-shadow: inset 0 1px 0 var(--cb-edge-light), inset 0 -1px 0 var(--cb-edge-dark), 0 4px 10px -6px rgba(0, 0, 0, 0.6);
}
.cb-card.is-dragging { opacity: 0.5; cursor: grabbing; }
.cb-card__top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.cb-card__name { font-weight: 700; font-size: 14px; }
.cb-card__time { font-size: 11px; color: var(--cb-muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.cb-card__gist { font-size: 13px; color: var(--cb-muted); margin-top: 3px; }
.cb-card__nav { display: flex; gap: 6px; margin-top: 8px; }

.cb-btn {
  font: inherit; font-size: 12px; font-weight: 700; cursor: pointer;
  color: var(--cb-text); background: var(--cb-panel);
  border: 1px solid var(--cb-border); border-radius: 6px; padding: 5px 12px;
  box-shadow: inset 0 1px 0 var(--cb-edge-light), inset 0 -2px 0 var(--cb-edge-dark);
}
.cb-btn:hover { border-color: var(--cb-trust); color: var(--cb-trust); }
.cb-btn:active {
  transform: translate(1px, 1px);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}
.cb-btn:focus-visible { outline: 2px solid var(--cb-trust); outline-offset: 1px; }
.cb-btn--accent { color: #fff; background: var(--cb-trust); border-color: var(--cb-trust); }
.cb-btn--accent:hover { color: #fff; filter: brightness(1.1); }

/* empty state */
.cb-empty {
  border: 1px dashed var(--cb-border); border-radius: 8px; padding: 14px 12px;
  color: var(--cb-muted); font-size: 13px; text-align: center;
}
.cb-empty[hidden] { display: none; }

/* ---------- журнал ---------- */

.cb-logbox { margin-top: 16px; }
.cb-logbox h2 { font-size: 14px; margin: 0 0 8px; color: var(--cb-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.cb-log {
  list-style: none; margin: 0; padding: 10px 14px;
  background: var(--cb-well); border: 1px solid var(--cb-border); border-radius: 10px;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.35), inset 0 -1px 0 var(--cb-edge-light);
  max-height: 200px; overflow-y: auto;
}
.cb-log li { font-size: 13px; padding: 3px 0; border-bottom: 1px dashed rgba(255, 255, 255, 0.06); font-variant-numeric: tabular-nums; }
.cb-log li:last-child { border-bottom: 0; }
.cb-log li time { color: var(--cb-trust); margin-right: 8px; }
.cb-log__empty { color: var(--cb-muted); font-size: 13px; }

/* ---------- футер ---------- */

.cb-footer { border-top: 1px solid var(--cb-border); margin-top: 28px; padding-top: 14px; color: var(--cb-muted); font-size: 13px; }
.cb-footer code { background: rgba(255, 255, 255, 0.07); border-radius: 5px; padding: 1px 6px; }
.cb-footer a { color: var(--cb-trust); }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}