* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --brand: #7b0100;
  --brand-light: #a01010;
  --gold: #d4af37;
  --bg: #f5f0e8;
  --card: #ffffff;
  --text: #333333;
  --muted: #888888;
  --border: #e8e4de;
  --green: #2d5a3d;
  --green-bg: #d4edda;
  --red-bg: #f8d7da;
  --blue-bg: #d1ecf1;
  --sidebar-w: 220px;
}

body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: var(--sidebar-w); background: var(--brand); color: white; display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 10; }
.sidebar-brand { padding: 24px 20px 16px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar-brand h1 { font-size: 20px; font-weight: 400; letter-spacing: 0.2em; }
.sidebar-brand span { font-size: 10px; letter-spacing: 0.15em; opacity: 0.6; }
.sidebar-nav { flex: 1; padding: 12px 0; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: rgba(255,255,255,0.7); text-decoration: none; font-size: 14px; transition: all 0.15s; }
.nav-item:hover { color: white; background: rgba(255,255,255,0.1); }
.nav-item.active { color: white; background: rgba(255,255,255,0.15); border-right: 3px solid var(--gold); }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.1); }
.db-status { font-size: 11px; opacity: 0.6; }
.db-status.online { color: #90ee90; opacity: 1; }
.db-status.offline { color: #ff9999; opacity: 1; }

/* Main */
.main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }
.topbar { background: var(--card); border-bottom: 1px solid var(--border); padding: 16px 28px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 5; }
.topbar h2 { font-size: 18px; font-weight: 600; color: var(--brand); }
.topbar-actions { display: flex; gap: 8px; }
.content { padding: 24px 28px; flex: 1; }

/* Cards */
.card { background: var(--card); border-radius: 12px; border: 1px solid var(--border); padding: 20px; margin-bottom: 16px; }
.card h3 { font-size: 14px; color: var(--brand); margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.05em; }

/* Stats row */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat { background: var(--card); border-radius: 12px; border: 1px solid var(--border); padding: 20px; }
.stat-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--brand); margin-top: 4px; }
.stat-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; padding: 10px 12px; color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; border-bottom: 2px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr:hover td { background: rgba(123,1,0,0.02); }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.badge-pending { background: #fff3cd; color: #856404; }
.badge-paid { background: var(--green-bg); color: var(--green); }
.badge-cancelled { background: var(--red-bg); color: #721c24; }
.badge-checked_in { background: var(--blue-bg); color: #0c5460; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: 8px; border: none; font-size: 13px; font-weight: 500; cursor: pointer; transition: all 0.15s; }
.btn-primary { background: var(--brand); color: white; }
.btn-primary:hover { background: var(--brand-light); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--bg); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-row { display: flex; gap: 12px; margin-bottom: 12px; align-items: end; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.03em; }
.form-group input, .form-group select { padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--brand); }

/* Rate grid */
.rate-grid { display: grid; grid-template-columns: 100px repeat(7, 1fr); gap: 1px; background: var(--border); border-radius: 8px; overflow: hidden; }
.rate-cell { background: var(--card); padding: 8px; text-align: center; font-size: 12px; min-height: 60px; display: flex; flex-direction: column; justify-content: center; }
.rate-cell.header { background: var(--bg); font-weight: 600; color: var(--muted); font-size: 11px; min-height: 36px; }
.rate-cell.room-label { background: var(--bg); font-weight: 600; color: var(--brand); text-align: left; padding-left: 12px; }
.rate-cell .price { font-weight: 700; color: var(--brand); font-size: 14px; }
.rate-cell .price-input { width: 60px; padding: 4px; border: 1px solid var(--border); border-radius: 4px; text-align: center; font-size: 13px; font-weight: 600; }
.rate-cell.blocked { background: var(--red-bg); }
.rate-cell.blocked .price { color: #721c24; text-decoration: line-through; }
.rate-cell.booked { background: #e8f0fe; }
.rate-cell.past { background: #f0f0f0; opacity: 0.5; }

/* Calendar view */
.cal-nav { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.cal-nav h3 { font-size: 16px; color: var(--brand); min-width: 160px; }
.cal-month { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-day-header { text-align: center; font-size: 11px; color: var(--muted); font-weight: 600; padding: 4px; }
.cal-day { border: 1px solid var(--border); border-radius: 6px; padding: 6px; min-height: 80px; font-size: 11px; }
.cal-day.past { opacity: 0.4; }
.cal-day .day-num { font-weight: 600; margin-bottom: 4px; }
.cal-day .day-rooms { display: flex; flex-direction: column; gap: 2px; }
.cal-room { display: flex; justify-content: space-between; padding: 1px 4px; border-radius: 3px; font-size: 10px; }
.cal-room.available { background: var(--green-bg); }
.cal-room.booked { background: var(--red-bg); }
.cal-room.blocked { background: #e0e0e0; }

/* Toast */
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--green); color: white; padding: 12px 20px; border-radius: 8px; font-size: 14px; z-index: 100; display: none; animation: slideIn 0.3s ease; }
.toast.error { background: #c0392b; }
@keyframes slideIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Loading */
.loading { text-align: center; padding: 40px; color: var(--muted); }

/* Housekeeping */
.hk-board { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.hk-column h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.hk-column h4.col-pending { border-color: #f0c040; }
.hk-column h4.col-progress { border-color: #3498db; }
.hk-column h4.col-done { border-color: var(--green); }
.hk-task { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 12px; margin-bottom: 8px; cursor: pointer; transition: box-shadow 0.15s; }
.hk-task:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.hk-task .room-tag { font-weight: 600; color: var(--brand); font-size: 13px; }
.hk-task .staff-tag { font-size: 11px; color: var(--muted); }
.hk-task .priority-high { color: #c0392b; font-weight: 600; }
.hk-checklist { list-style: none; padding: 0; margin: 8px 0 0; }
.hk-checklist li { font-size: 11px; color: var(--text); padding: 2px 0; display: flex; align-items: center; gap: 6px; }
.hk-checklist li input { margin: 0; }

/* Notes */
.note-card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-bottom: 8px; position: relative; }
.note-card.pinned { border-left: 3px solid var(--gold); }
.note-meta { font-size: 11px; color: var(--muted); display: flex; gap: 12px; margin-bottom: 6px; }
.note-content { font-size: 13px; line-height: 1.5; }
.note-badge { display: inline-block; padding: 1px 6px; border-radius: 8px; font-size: 10px; font-weight: 600; background: var(--bg); color: var(--muted); }

/* Reports */
.report-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 24px; }
.report-stat { background: var(--card); border-radius: 12px; border: 1px solid var(--border); padding: 16px; text-align: center; }
.report-stat .label { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.report-stat .value { font-size: 22px; font-weight: 700; color: var(--brand); margin-top: 4px; }
.report-stat .sub { font-size: 11px; color: var(--muted); margin-top: 2px; }
.report-stat.paid { border-left: 3px solid var(--green); }
.report-stat.outstanding { border-left: 3px solid #e67e22; }
.report-bar { height: 20px; border-radius: 4px; background: var(--brand); min-width: 2px; transition: width 0.3s; }
.report-bar.paid { background: var(--green); }
.report-bar.outstanding { background: #e67e22; }

/* Room analytics cards */
.room-analytics { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; margin-bottom: 24px; }
.room-card { background: var(--card); border-radius: 12px; border: 1px solid var(--border); padding: 20px; }
.room-card h4 { font-size: 15px; color: var(--brand); margin: 0 0 12px; display: flex; justify-content: space-between; align-items: center; }
.room-card h4 span { font-size: 11px; color: var(--muted); font-weight: 400; }
.room-card-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.room-card-stats .mini-stat { font-size: 12px; }
.room-card-stats .mini-stat .mini-val { font-size: 16px; font-weight: 700; color: var(--text); }
.room-card-stats .mini-stat .mini-label { font-size: 10px; color: var(--muted); text-transform: uppercase; }

/* Donut chart (CSS only) */
.donut { width: 56px; height: 56px; border-radius: 50%; position: relative; display: flex; align-items: center; justify-content: center; }
.donut-label { font-size: 12px; font-weight: 700; color: var(--brand); }

/* Stacked bar */
.stacked-bar { display: flex; height: 8px; border-radius: 4px; overflow: hidden; background: var(--bg); }
.stacked-bar .seg-paid { background: var(--green); }
.stacked-bar .seg-outstanding { background: #e67e22; }

/* Chart bars */
.chart-bars { display: flex; align-items: flex-end; gap: 4px; height: 120px; padding-top: 8px; }
.chart-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px; height: 100%; justify-content: flex-end; }
.chart-col .bar-paid { background: var(--green); width: 100%; border-radius: 2px 2px 0 0; min-height: 0; transition: height 0.3s; }
.chart-col .bar-out { background: #e67e22; width: 100%; border-radius: 0; min-height: 0; transition: height 0.3s; }
.chart-col .bar-label { font-size: 9px; color: var(--muted); writing-mode: horizontal-tb; white-space: nowrap; }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar-brand h1, .sidebar-brand span, .nav-item span, .sidebar-footer { display: none; }
  .nav-item { justify-content: center; padding: 12px; }
  .main { margin-left: 60px; }
  .content { padding: 16px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}