/* ==========================================================================
   SISTEMA DE RESERVAS DE HOTEL - CENTRAL PREMIUM STYLESHEET
   ========================================================================== */

/* Importar tipografía moderna */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Paleta de Colores (Premium Slate/Blue Dark Mode) */
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --border-color: rgba(255, 255, 255, 0.08);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #111827;
    
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --primary-glow: rgba(59, 130, 246, 0.35);
    
    --accent: #8b5cf6;
    
    /* Estados de Habitaciones */
    --color-available: #10b981; /* Verde */
    --color-available-glow: rgba(16, 185, 129, 0.25);
    
    --color-occupied: #ef4444; /* Rojo */
    --color-occupied-glow: rgba(239, 68, 68, 0.25);
    
    --color-reserved: #3b82f6; /* Azul */
    --color-reserved-glow: rgba(59, 130, 246, 0.25);
    
    --color-maintenance: #f59e0b; /* Amarillo/Naranja */
    --color-maintenance-glow: rgba(245, 158, 11, 0.25);
    
    /* Bordes y Sombras */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.4);
    
    /* Efecto Cristal */
    --glass-bg: rgba(17, 24, 39, 0.7);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-blur: blur(12px);
}

/* ==========================================================================
   ESTILOS DE TEMA CLARO (LIGHT THEME OVERRIDES)
   ========================================================================== */
body.light-theme {
    --bg-primary: #f3f4f6;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f9fafb;
    --border-color: rgba(0, 0, 0, 0.08);
    
    --text-main: #1f2937;
    --text-muted: #4b5563;
    --text-dark: #111827;
    
    --primary: #1d4ed8;
    --primary-hover: #1e40af;
    --primary-glow: rgba(29, 78, 216, 0.15);
    
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-blur: blur(16px);
}

body.light-theme .brand,
body.light-theme .user-profile-badge .name,
body.light-theme .page-title h1,
body.light-theme .glass-card-title,
body.light-theme .custom-table th,
body.light-theme .custom-table td,
body.light-theme .room-seat-number,
body.light-theme .modal-header h3,
body.light-theme .form-control,
body.light-theme .cuadre-kpi .value,
body.light-theme .kpi-details .num,
body.light-theme .form-group label,
body.light-theme .brand span,
body.light-theme .nav-link,
body.light-theme .cinema-screen-label,
body.light-theme .legend-item span,
body.light-theme .room-seat-price,
body.light-theme .modal-close {
    color: #111827 !important;
}

body.light-theme .nav-link:hover, 
body.light-theme .nav-link.active {
    background-color: rgba(29, 78, 216, 0.08) !important;
    color: #1d4ed8 !important;
}

body.light-theme .form-control {
    background-color: #f9fafb !important;
    border-color: #d1d5db !important;
}

body.light-theme .form-control:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px var(--primary-glow) !important;
}

body.light-theme .user-profile-badge {
    background: rgba(0, 0, 0, 0.02) !important;
    border-color: rgba(0, 0, 0, 0.08) !important;
}

body.light-theme .user-profile-badge .role {
    color: var(--primary) !important;
}

body.light-theme .cinema-layout-container {
    background: #ffffff !important;
    border-color: rgba(0, 0, 0, 0.08) !important;
}

body.light-theme .room-seat {
    background: #f9fafb !important;
    border-color: rgba(0, 0, 0, 0.08) !important;
}

body.light-theme .room-seat::before {
    background: rgba(0, 0, 0, 0.03) !important;
}

body.light-theme .room-seat.available {
    border-color: var(--color-available) !important;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.02) 100%) !important;
}
body.light-theme .room-seat.occupied {
    border-color: var(--color-occupied) !important;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(239, 68, 68, 0.02) 100%) !important;
}
body.light-theme .room-seat.reserved {
    border-color: var(--color-reserved) !important;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(59, 130, 246, 0.02) 100%) !important;
}
body.light-theme .room-seat.maintenance {
    border-color: var(--color-maintenance) !important;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.02) 100%) !important;
}

body.light-theme .cuadre-kpi {
    background: rgba(0, 0, 0, 0.01) !important;
}

/* Reset y Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Layout General */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Barra de Navegación Lateral (Sidebar) */
.sidebar {
    width: 280px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    transition: transform 0.3s ease;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 20px;
    color: #fff;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.brand-icon {
    font-size: 24px;
    color: var(--primary);
}

.user-profile-badge {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.user-profile-badge .name {
    font-weight: 600;
    font-size: 14px;
    color: #fff;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-profile-badge .role {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    font-weight: 700;
    display: block;
    margin-top: 4px;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    background-color: rgba(59, 130, 246, 0.1);
    color: #fff;
}

.nav-link.active {
    border-left: 3px solid var(--primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding-left: 13px;
}

.nav-logout {
    margin-top: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

/* Área de Contenido Principal */
.main-content {
    flex-grow: 1;
    margin-left: 280px;
    padding: 40px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.page-title h1 {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
}

.page-title p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 4px;
}

/* Estilo Tarjeta Cristal (Glass Card) */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
}

.glass-card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Tarjetas Informativas (Kpis) */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.kpi-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kpi-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.12);
}

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
}

.kpi-details .num {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    display: block;
}

.kpi-details .label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ==========================================================================
   DISEÑO INTERACTIVO DE HABITACIONES (CINEMA-STYLE GRID)
   ========================================================================== */
.cinema-layout-container {
    background: #0f1422;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 30px;
    margin-bottom: 30px;
}

.cinema-screen {
    width: 80%;
    margin: 0 auto 40px auto;
    height: 12px;
    background: linear-gradient(to bottom, var(--primary) 0%, rgba(59, 130, 246, 0) 100%);
    box-shadow: 0 4px 20px var(--primary-glow);
    border-radius: 50% / 100% 100% 0 0;
    text-align: center;
    position: relative;
}

.cinema-screen-label {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    font-weight: 600;
}

/* Leyenda del Mapa */
.map-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: 3px;
}

/* Grid de Asientos/Habitaciones */
.rooms-cinema-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 16px;
    justify-content: center;
    max-width: 1000px;
    margin: 0 auto;
}

.room-seat {
    aspect-ratio: 1.1;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md) var(--radius-md) 4px 4px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    position: relative;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

/* Forma del asiento */
.room-seat::before {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 8px;
    right: 8px;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px 3px 0 0;
    transition: background 0.2s;
}

.room-seat-number {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.room-seat-type {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.room-seat-price {
    font-size: 11px;
    font-weight: 600;
    opacity: 0.85;
}

/* Variantes de Color por Estado */
.room-seat.available {
    border-color: var(--color-available);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.02) 100%);
    color: var(--color-available);
}
.room-seat.available:hover {
    box-shadow: 0 0 15px var(--color-available-glow);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.05) 100%);
    transform: translateY(-4px) scale(1.03);
}

.room-seat.occupied {
    border-color: var(--color-occupied);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(239, 68, 68, 0.02) 100%);
    color: var(--color-occupied);
}
.room-seat.occupied:hover {
    box-shadow: 0 0 15px var(--color-occupied-glow);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(239, 68, 68, 0.05) 100%);
    transform: translateY(-4px) scale(1.03);
}

.room-seat.reserved {
    border-color: var(--color-reserved);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(59, 130, 246, 0.02) 100%);
    color: var(--color-reserved);
}
.room-seat.reserved:hover {
    box-shadow: 0 0 15px var(--color-reserved-glow);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
    transform: translateY(-4px) scale(1.03);
}

.room-seat.maintenance {
    border-color: var(--color-maintenance);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.02) 100%);
    color: var(--color-maintenance);
}
.room-seat.maintenance:hover {
    box-shadow: 0 0 15px var(--color-maintenance-glow);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.05) 100%);
    transform: translateY(-4px) scale(1.03);
}

/* ==========================================================================
   FORMULARIOS PREMIUM
   ========================================================================== */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.03em;
}

.form-group label .required {
    color: var(--color-occupied);
    margin-left: 2px;
}

.form-control {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 14px;
    color: #fff;
    outline: none;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.25);
}

.form-control:disabled {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* ==========================================================================
   BOTONES Y ACCIONES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.25s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #fff;
    box-shadow: 0 4px 12px var(--primary-glow);
}
.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px var(--primary-glow);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.12);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #fff;
}
.btn-danger:hover {
    transform: translateY(-1px);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #fff;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* ==========================================================================
   TABLAS Y LISTAS
   ========================================================================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.custom-table th {
    background-color: rgba(255, 255, 255, 0.02);
    border-bottom: 2px solid var(--border-color);
    padding: 16px;
    font-weight: 600;
    color: #fff;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.custom-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

.custom-table tbody tr {
    transition: background-color 0.2s ease;
}

.custom-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Badges de Estado */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-success {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--color-available);
}

.badge-danger {
    background-color: rgba(239, 68, 68, 0.15);
    color: var(--color-occupied);
}

.badge-info {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--color-reserved);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--color-maintenance);
}

/* ALERTAS/NOTIFICACIONES */
.alert {
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    border: 1px solid transparent;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: #a7f3d0;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #fecaca;
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: #fef3c7;
}

/* ==========================================================================
   MODALES (VENTANAS EMERGENTES)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: none; /* Se activa con JS */
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-content.modal-lg {
    max-width: 800px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: #fff;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ==========================================================================
   ESTILOS DE LA PÁGINA DE LOGIN
   ========================================================================== */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: radial-gradient(circle at 10% 20%, #1e293b 0%, #0f172a 90%);
}

.login-card {
    width: 100%;
    max-width: 440px;
    padding: 40px;
    background: rgba(17, 24, 39, 0.75);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 50%;
    color: white;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.login-header h2 {
    font-size: 24px;
    color: #fff;
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 30px;
}

/* ==========================================================================
   MÓDULO DE CUADRE DE CUENTAS
   ========================================================================== */
.cuadre-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.cuadre-kpi {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
}

.cuadre-kpi.success {
    border-left: 4px solid var(--color-available);
}

.cuadre-kpi.info {
    border-left: 4px solid var(--color-reserved);
}

.cuadre-kpi.warning {
    border-left: 4px solid var(--color-maintenance);
}

.cuadre-kpi .value {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    margin-top: 4px;
}

.cuadre-kpi .label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

/* ==========================================================================
   ESTILOS DE IMPRESIÓN (PRINT-TO-PDF HIGH FIDELITY)
   ========================================================================== */
@media print {
    body {
        background-color: #fff !important;
        color: #000 !important;
        font-size: 12px;
    }
    
    .sidebar, .page-header, .btn, .map-legend, .cinema-screen, .filters-container, .modal-overlay {
        display: none !important; /* Esconder elementos de navegación e interfaz interactiva */
    }
    
    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
        width: 100% !important;
    }
    
    .glass-card {
        background: none !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        margin-bottom: 0 !important;
    }
    
    /* Mostrar cabecera de reporte */
    .print-report-header {
        display: block !important;
        margin-bottom: 30px;
        border-bottom: 2px solid #333;
        padding-bottom: 15px;
    }
    
    .print-report-header h1 {
        font-size: 22px;
        color: #000;
        margin-bottom: 5px;
    }
    
    .print-report-header p {
        color: #555;
        font-size: 11px;
    }
    
    /* Ajustes de tablas de reporte */
    .custom-table {
        color: #000 !important;
    }
    
    .custom-table th {
        background-color: #f3f4f6 !important;
        color: #000 !important;
        border-bottom: 2px solid #000 !important;
        font-weight: bold;
    }
    
    .custom-table td {
        border-bottom: 1px solid #ddd !important;
        color: #000 !important;
    }
    
    .badge {
        border: 1px solid #000;
        background: none !important;
        color: #000 !important;
    }
    
    .cuadre-summary-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        margin-bottom: 40px;
    }
    
    .cuadre-kpi {
        background: #f9fafb !important;
        border: 1px solid #ddd !important;
        border-left: 4px solid #000 !important;
        color: #000 !important;
    }
    
    .cuadre-kpi .value {
        color: #000 !important;
    }
}

/* Ocultar cabecera de reporte en visualización de pantalla */
.print-report-header {
    display: none;
}

/* ==========================================================================
   ESTILOS DE TEMA CLARO PARA EL LOGIN
   ========================================================================== */
body.light-theme.login-body {
    background: radial-gradient(circle at 10% 20%, #f3f4f6 0%, #e2e8f0 90%) !important;
}

body.light-theme .login-card {
    background: rgba(255, 255, 255, 0.85) !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06) !important;
}

body.light-theme .login-header h2 {
    color: #1e293b !important;
}

body.light-theme .login-header p {
    color: #64748b !important;
}

body.light-theme .login-card .form-group label {
    color: #475569 !important;
}

body.light-theme .login-card .form-control {
    background: rgba(0, 0, 0, 0.02) !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    color: #1e293b !important;
}

body.light-theme .login-card .form-control::placeholder {
    color: #94a3b8 !important;
}

body.light-theme .login-card .form-control:focus {
    border-color: var(--primary) !important;
    background: #ffffff !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
}

/* ==========================================================================
   ESTILOS ADICIONALES DE CABECERA Y ELEMENTOS MÓVILES
   ========================================================================== */
.mobile-header {
    display: none;
}
.sidebar-overlay {
    display: none;
}

/* ==========================================================================
   DISEÑO RESPONSIVO (MEDIA QUERIES)
   ========================================================================== */

/* 1. TABLETAS Y DISPOSITIVOS MEDIANOS (PANTALLAS < 1024px) */
@media (max-width: 1023px) {
    .mobile-header {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 64px;
        background: var(--glass-bg);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        border-bottom: 1px solid var(--border-color);
        align-items: center;
        justify-content: space-between;
        padding: 0 20px;
        z-index: 150;
        box-shadow: var(--shadow-sm);
        transition: background 0.3s, border-color 0.3s;
    }
    
    .mobile-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 700;
        font-size: 18px;
        color: #fff;
    }
    
    body.light-theme .mobile-brand {
        color: #111827 !important;
    }

    .mobile-menu-btn {
        background: none;
        border: none;
        color: var(--text-main);
        font-size: 22px;
        cursor: pointer;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-sm);
        transition: background 0.2s, color 0.2s;
    }

    .mobile-menu-btn:hover {
        background: rgba(255, 255, 255, 0.05);
    }
    
    body.light-theme .mobile-menu-btn:hover {
        background: rgba(0, 0, 0, 0.05);
    }

    /* Ocultar el scrollbar y cambiar la barra lateral */
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: min(290px, 80vw);
        transform: translateX(-100%);
        z-index: 200;
        box-shadow: var(--shadow-lg);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-right: 1px solid var(--border-color);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }

    /* Máscara de fondo */
    .sidebar-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        opacity: 0;
        pointer-events: none;
        z-index: 190;
        transition: opacity 0.3s ease;
    }

    .sidebar-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }

    /* Desplazamiento del contenido principal */
    .main-content {
        margin-left: 0 !important;
        padding: 84px 20px 40px 20px !important;
        width: 100% !important;
        min-height: calc(100vh - 64px);
    }
    
    /* Layouts responsivos de filas y kpi grids */
    .kpi-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)) !important;
        gap: 16px;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    
    .form-row .glass-card {
        grid-column: span 1 !important;
    }
}

/* 2. SMARTPHONES Y PANTALLAS PEQUEÑAS (PANTALLAS < 600px) */
@media (max-width: 600px) {
    .main-content {
        padding: 84px 12px 30px 12px !important;
    }
    
    .glass-card {
        padding: 16px !important;
        margin-bottom: 20px !important;
        border-radius: var(--radius-md) !important;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
    }
    
    .kpi-card {
        padding: 12px !important;
        gap: 8px !important;
    }
    
    .kpi-icon {
        width: 36px !important;
        height: 36px !important;
        font-size: 16px !important;
    }
    
    .kpi-details .num {
        font-size: 18px !important;
    }
    
    .kpi-details .label {
        font-size: 10px !important;
    }

    /* Formularios dinámicos */
    .form-row {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    /* Dashboard & reservations filters form stack */
    .glass-card form {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 12px !important;
    }
    
    .glass-card form .form-group {
        width: 100% !important;
    }
    
    .glass-card form button, 
    .glass-card form a {
        width: 100% !important;
        justify-content: center !important;
    }

    /* Mapa de Habitaciones de Cine */
    .cinema-layout-container {
        padding: 16px 12px !important;
    }
    
    .cinema-screen {
        width: 100% !important;
        margin-bottom: 24px !important;
    }
    
    .rooms-cinema-grid {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)) !important;
        gap: 8px !important;
    }
    
    .room-seat {
        aspect-ratio: 1.15 !important;
        padding: 6px 4px !important;
        border-radius: 8px 8px 4px 4px !important;
    }
    
    .room-seat::before {
        left: 4px !important;
        right: 4px !important;
        height: 4px !important;
    }
    
    .room-seat-number {
        font-size: 14px !important;
        margin-bottom: 0px !important;
    }
    
    .room-seat-type {
        font-size: 8px !important;
        margin-bottom: 0px !important;
    }
    
    .room-seat-desc {
        display: none !important; /* Ocultar para mantener la simetría y legibilidad matemática */
    }
    
    .room-seat-price {
        font-size: 10px !important;
    }
    
    .map-legend {
        gap: 10px !important;
        justify-content: flex-start !important;
        padding-bottom: 12px !important;
        margin-bottom: 20px !important;
    }
    
    .legend-item {
        font-size: 11px !important;
    }

    /* Modales responsivos */
    .modal-overlay {
        padding: 10px !important;
    }
    
    .modal-content {
        max-width: 100% !important;
        max-height: 95vh !important;
        border-radius: var(--radius-md) !important;
    }
    
    .modal-header {
        padding: 14px 16px !important;
    }
    
    .modal-body {
        padding: 16px !important;
    }
    
    .modal-footer {
        padding: 12px 16px !important;
        flex-wrap: wrap !important;
    }
    
    .modal-footer .btn {
        flex: 1 1 100% !important;
        width: 100% !important;
        margin: 0 !important;
    }

    /* Tablas y paginación */
    .table-responsive {
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-color);
    }
    
    .custom-table th, .custom-table td {
        padding: 12px 10px !important;
        font-size: 13px !important;
    }
    
    /* Login responsivo */
    .login-card {
        padding: 24px 16px !important;
        max-width: 90% !important;
    }
}