/* ============================================================
   Demo — panel biura księgowego (klikalny mockup)
   ============================================================ */

.demo-banner {
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
  padding: 10px 22px;
  text-align: center;
  font-size: 12px;
  color: var(--text-2);
  letter-spacing: 0.04em;
}
.demo-banner strong { color: var(--text); font-family: var(--font-serif); font-weight: 500; }

.demo-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: calc(100vh - 60px);
  background: var(--bg);
}

.demo-sidebar {
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  padding: 24px 20px;
  overflow-y: auto;
}

.demo-sidebar-title {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-left: 6px;
}

.demo-client-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.demo-client {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  border: 1px solid transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  transition: background var(--transition-base);
}

.demo-client:hover { background: var(--bg-3); }

.demo-client.active {
  background: var(--bg);
  border: 1px solid var(--border-2);
  color: var(--text);
}

.demo-client-name {
  font-family: var(--font-serif);
  font-size: 13px;
}

.demo-client-pending {
  font-size: 11px;
  font-family: var(--font-serif);
  color: var(--text-3);
}
.demo-client-pending.attention { color: var(--rose); }
.demo-client-pending.warn { color: var(--warm); }
.demo-client-pending.ok { color: var(--accent); }

.demo-content {
  padding: 32px 36px;
  max-width: 1200px;
  overflow-y: auto;
}

.demo-content-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.demo-content-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.5px;
}

.demo-content-meta {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

.demo-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.demo-kpi {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 18px 20px;
}

.demo-kpi-label {
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.demo-kpi-value {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--text);
}
.demo-kpi-value.attention { color: var(--rose); }
.demo-kpi-value.warn { color: var(--warm); }
.demo-kpi-value.ok { color: var(--accent); }

.demo-kpi-suffix { font-size: 14px; color: var(--text-3); }

.demo-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--rule);
}

.demo-section-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.3px;
}

.demo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.demo-table th {
  text-align: left;
  font-weight: 500;
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.demo-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}

.demo-table tr:hover td { background: var(--bg-2); }

.demo-table .vendor {
  font-family: var(--font-serif);
  color: var(--text);
  font-size: 14px;
}

.demo-table .amount {
  font-family: var(--font-serif);
  color: var(--text);
  text-align: right;
  white-space: nowrap;
}

.demo-source-badge {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  background: var(--bg-3);
  color: var(--text-2);
  border: 1px solid var(--border);
}

.demo-status-badge {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  text-transform: uppercase;
}
.demo-status-badge.new { background: var(--warm-soft); color: var(--warm); border: 1px solid var(--warm); }
.demo-status-badge.pending { background: var(--bg-3); color: var(--text-3); border: 1px solid var(--border-2); }
.demo-status-badge.accepted { background: var(--accent-soft); color: var(--accent); border: 1px solid var(--accent); }
.demo-status-badge.exported { background: var(--bg-2); color: var(--text-3); border: 1px solid var(--border); }

.demo-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .demo-shell { grid-template-columns: 1fr; }
  .demo-sidebar { border-right: none; border-bottom: 1px solid var(--border); max-height: 240px; }
  .demo-content { padding: 22px; }
  .demo-kpis { grid-template-columns: 1fr 1fr; gap: 10px; }
  .demo-content-title { font-size: 22px; }
}