*{box-sizing:border-box}
body{margin:0;font-family:Arial,sans-serif;background:#f4f6fb;color:#0f172a}
a{color:inherit}
.layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:#111827;color:#fff;padding:22px}
.brand{margin-bottom:26px}
.brand strong{display:block;font-size:18px}
.brand span{display:block;color:#9ca3af;font-size:13px;margin-top:4px}
.sidebar nav{display:grid;gap:8px}
.sidebar nav a{color:#fff;text-decoration:none;padding:12px 14px;border-radius:12px}
.sidebar nav a:hover,.sidebar nav a.active{background:#374151}
.content{padding:28px;max-width:1500px;width:100%}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px}
h1{font-size:38px;margin:0 0 8px}
h2{font-size:22px;margin:0 0 18px}
h3{margin:0 0 12px}
.muted{color:#475569;font-size:14px}
.panel,.auth-card,.hero{background:#fff;border-radius:20px;padding:26px;box-shadow:0 12px 30px rgba(15,23,42,.07)}
.mb{margin-bottom:22px}
.form{display:grid;gap:16px}
.grid-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 18px}
.grid-form .full{grid-column:1/-1}
.form label{display:grid;gap:8px;font-weight:700;font-size:14px}
input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:12px 14px;font:inherit;background:#fff}
textarea{min-height:80px}
.btn{border:0;background:#e5e7eb;color:#111827;border-radius:12px;padding:11px 15px;min-height:38px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.btn.primary{background:#111827;color:#fff}
.btn.danger{background:#fee2e2;color:#991b1b}
.alert{padding:14px 16px;border-radius:14px;margin:16px 0}
.alert.error{background:#fee2e2;color:#991b1b}
.alert.success{background:#dcfce7;color:#166534}
.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.stat-card{background:#fff;border-radius:18px;padding:22px;box-shadow:0 10px 24px rgba(15,23,42,.07)}
.stat-card span{display:block;color:#64748b;margin-bottom:10px}
.stat-card strong{font-size:34px}
.table-wrap{width:100%;overflow-x:auto}
.table{width:100%;min-width:1000px;border-collapse:collapse;font-size:14px}
.table th{background:#f8fafc;color:#334155;text-align:left;text-transform:uppercase;font-size:12px;letter-spacing:.04em;padding:14px;border-bottom:1px solid #e5e7eb}
.table td{padding:14px;border-bottom:1px solid #e5e7eb;vertical-align:top}
.table tbody tr:hover{background:#f8fafc}
.table td:last-child,.table th:last-child{text-align:left}
.status{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:13px;font-weight:700}
.status-available,.status-completed{background:#dcfce7;color:#166534}
.status-occupied,.status-cancelled{background:#fee2e2;color:#991b1b}
.status-needs_cleaning,.status-cleaning,.status-pending,.status-assigned{background:#fef3c7;color:#92400e}
.status-maintenance,.status-out_of_service{background:#e5e7eb;color:#374151}
.status-in_progress{background:#dbeafe;color:#1d4ed8}
.actions-cell{min-width:340px}
.actions-cell>.btn,.actions-cell .inline-action{margin:0 6px 8px 0}
.inline-action{display:inline-block}
.mini-form{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.mini-form button{grid-column:1/-1}
.checkline{display:flex!important;align-items:center;gap:10px;padding-top:28px}
.checkline input{width:auto}
.actions-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.edit-panel{border:2px solid #dbeafe}
.notification-list,.mini-list{display:grid;gap:12px}
.notification-item,.mini-item{display:flex;justify-content:space-between;align-items:center;gap:14px;border:1px solid #e5e7eb;border-radius:14px;padding:14px;background:#fff}
.notification-item.unread{border-color:#f59e0b;background:#fffbeb}
.pill{display:inline-flex;min-width:22px;height:22px;padding:0 7px;border-radius:999px;background:#ef4444;color:#fff;align-items:center;justify-content:center;font-size:12px;margin-left:6px}

/* Habitaciones disponibles */
.room-options,#availableRoomsContainer,.alternative-grid{display:grid!important;grid-template-columns:repeat(4,minmax(180px,1fr))!important;gap:14px!important}
.room-option,#availableRoomsContainer button.room-option,.alternative-card{width:100%!important;display:grid!important;gap:8px!important;text-align:left!important;border:1px solid #dbe3ef!important;background:#fff!important;border-radius:16px!important;padding:16px!important;cursor:pointer!important;font:inherit!important;box-shadow:0 8px 18px rgba(15,23,42,.05)!important}
.room-option:hover,.room-option.selected,#availableRoomsContainer button.room-option:hover,#availableRoomsContainer button.room-option.selected,.alternative-card:hover{border-color:#2563eb!important;background:#eff6ff!important}
.room-option strong,#availableRoomsContainer button.room-option strong,.alternative-card strong{font-size:18px!important;display:block!important}
.room-option span,.room-option small,#availableRoomsContainer button.room-option span,#availableRoomsContainer button.room-option small,.alternative-card span,.alternative-card small{display:block!important;color:#475569!important}
.selected-room-box{background:#eff6ff;border:1px solid #bfdbfe;border-radius:14px;padding:14px 16px}

/* Dashboard */
.dashboard-grid{margin-bottom:22px}
.dashboard-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-bottom:22px}

/* POS */
.pos-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
.pos-items{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.pos-item-card{border:1px solid #e5e7eb;border-radius:16px;padding:14px;background:#fff;display:grid;gap:8px}
.pos-total{font-size:32px;font-weight:800}

@media(max-width:1100px){
.cards-grid,.dashboard-columns,.pos-layout{grid-template-columns:1fr}
.pos-items,.room-options,#availableRoomsContainer,.alternative-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}
}
@media(max-width:850px){
.layout{grid-template-columns:1fr}
.content{padding:18px}
.grid-form,.pos-items,.room-options,#availableRoomsContainer,.alternative-grid{grid-template-columns:1fr!important}
.topbar{align-items:flex-start;flex-direction:column}
}