@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
    --bg-base: #f8fafc;
    --bg-surface: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    --text-muted: #64748b;
    --accent-primary: #2563eb;
    --accent-primary-hover: #1d4ed8;

    --color-green: #10b981;
    --color-green-light: #ecfdf5;
    --color-green-border: #a7f3d0;
    --color-green-text: #065f46;

    --color-blue: #3b82f6;
    --color-blue-light: #eff6ff;
    --color-blue-border: #bfdbfe;
    --color-blue-text: #1e40af;

    --color-amber: #f59e0b;
    --color-amber-light: #fffbeb;
    --color-amber-border: #fde68a;
    --color-amber-text: #92400e;

    --color-red: #ef4444;
    --color-red-light: #fef2f2;
    --color-red-border: #fecaca;
    --color-red-text: #991b1b;

    --color-gray: #64748b;
    --color-gray-light: #f1f5f9;

    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --shadow-soft: 0 4px 20px -2px rgba(15, 23, 42, 0.05);
    --shadow-hover: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* =========================================
   LAYOUT DASHBOARD (index.php)
========================================= */
.app-layout {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.sidebar {
    width: 260px;
    background: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 32px;
    flex-shrink: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px;
}

.brand-icon {
    width: 44px;
    height: 44px;
    background: var(--accent-primary);
    color: #ffffff;
    display: grid;
    place-items: center;
    border-radius: var(--radius-md);
}

.brand-info h2 {
    font-size: 1.1rem;
    font-weight: 700;
}

.brand-info span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    text-decoration: none;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.nav-item.active, .nav-item:hover {
    background-color: var(--accent-primary);
    color: #ffffff;
}

.sidebar-footer {
    margin-top: auto;
}

.user-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: var(--bg-base);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.main-content {
    flex: 1;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

.fecha-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-surface);
    padding: 10px 16px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
}

/* Tarjetas KPI */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.kpi-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-soft);
}

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.kpi-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.kpi-icon-wrapper {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: grid;
    place-items: center;
}

.card-green .kpi-icon-wrapper { background: var(--color-green-light); color: var(--color-green); }
.card-blue .kpi-icon-wrapper { background: var(--color-blue-light); color: var(--color-blue); }
.card-amber .kpi-icon-wrapper { background: var(--color-amber-light); color: var(--color-amber); }

.kpi-value {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.03em;
}

.progress-bar {
    height: 6px;
    background: #f1f5f9;
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill { height: 100%; border-radius: 999px; }
.fill-green { background: var(--color-green); }
.fill-blue { background: var(--color-blue); }
.fill-amber { background: var(--color-amber); }

.kpi-caption {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Tabla de Reservas */
.content-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-soft);
}

.card-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-title-row h2 {
    font-size: 1.2rem;
    font-weight: 700;
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-decoration: none;
}

.reservas-table-container {
    overflow-x: auto;
}

.reservas-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.reservas-table th {
    padding: 12px 16px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.reservas-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.badge-room {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f1f5f9;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-weight: 700;
}

.status-pill {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-active {
    background: var(--color-green-light);
    color: var(--color-green);
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* =========================================
   ESTILOS COMPARTIDOS (Otras vistas)
========================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

.grid-habitaciones {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.tarjeta-habitacion {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
    border-left-width: 6px;
}

.tarjeta-habitacion.disponible { border-left-color: var(--color-green); }
.tarjeta-habitacion.ocupada { border-left-color: var(--color-red); }
.tarjeta-habitacion.limpieza { border-left-color: var(--color-amber); }
.tarjeta-habitacion.mantenimiento { border-left-color: var(--color-gray); }

.habitacion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.form-estado {
    margin-top: 16px;
    display: flex;
    gap: 8px;
}

.select-estado, .select-pago {
    flex: 1;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    background-color: var(--bg-base);
    color: var(--text-primary);
}

.btn-actualizar, .btn-checkout {
    padding: 12px 18px;
    background: var(--accent-primary);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}

.form-reserva, .lista-checkout {
    background: var(--bg-surface);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-soft);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.input-grande {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-base);
}

.btn-principal {
    width: 100%;
    padding: 16px;
    background: var(--accent-primary);
    color: #ffffff;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    margin-top: 24px;
}

/* =========================================
   RESPONSIVE (Tablet / Móvil)
========================================= */
@media (max-width: 900px) {
    .app-layout {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 16px 20px;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 0;
    }
    .brand-info, .sidebar-footer {
        display: none;
    }
    .nav-links {
        flex-direction: row;
        gap: 6px;
    }
    .nav-item {
        padding: 10px 14px;
        font-size: 0.85rem;
    }
    .main-content {
        padding: 20px;
    }
}