/* Variables CSS */
:root {
    --primary-color: #1e3a8a;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Pantalla de Login */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.login-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.login-header .logo i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
}

.login-header p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.input-group {
    position: relative;
}

.input-group i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.input-group input {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.login-btn:active {
    transform: translateY(0);
}

/* Panel Principal */
.main-panel {
    min-height: 100vh;
    display: grid;
    grid-template-areas: 
        "header header"
        "sidebar content";
    grid-template-columns: 250px 1fr;
    grid-template-rows: 70px 1fr;
}

/* Header */
.header {
    grid-area: header;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    box-shadow: var(--shadow);
    z-index: 1000;
}

.header-left .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-left .logo i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.header-left h2 {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.logout-btn:hover {
    background: var(--error-color);
    color: white;
    border-color: var(--error-color);
}

/* Sidebar */
.sidebar {
    grid-area: sidebar;
    background: var(--card-bg);
    border-right: 1px solid var(--border-color);
    padding: 1rem 0;
}

.nav-menu {
    display: flex;
    flex-direction: column;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 12px 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: var(--bg-color);
    color: var(--primary-color);
}

.nav-item.active {
    background: rgba(30, 58, 138, 0.1);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.nav-item i {
    font-size: 1.1rem;
}

/* Contenido Principal */
.main-content {
    grid-area: content;
    padding: 2rem;
    overflow-y: auto;
}

.content-section {
    display: none;
}

.content-section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.section-header {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 2rem;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Estadísticas */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px -8px rgba(0, 0, 0, 0.2);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(30, 58, 138, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.stat-info h4 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Tablas */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    background: var(--bg-color);
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

table tr:hover {
    background: var(--bg-color);
}

/* Botones */
.btn-primary {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: #475569;
}

.btn-success {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-1px);
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: var(--border-radius);
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.btn-icon:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

/* Badges */
.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.badge.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

.badge.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: var(--card-bg);
    margin: 5% auto;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h4 {
    color: var(--text-primary);
    font-weight: 600;
}

.close {
    color: var(--text-secondary);
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.close:hover {
    color: var(--error-color);
}

.modal-body {
    padding: 1.5rem;
}

.modal-actions {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Formularios */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

/* Filtros */
.filters {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.date-filters {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Actividad reciente */
.activity-list {
    max-height: 400px;
    overflow-y: auto;
}

.activity-item {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 0.9rem;
}

.activity-icon.entrada {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.activity-icon.salida {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
}

.activity-content {
    flex: 1;
}

.activity-content h5 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.activity-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.activity-time {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Mensajes de error */
.error-message {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.success-message {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Utilidades */
.text-center {
    text-align: center;
}

.text-small {
    font-size: 0.9rem;
}

.text-muted {
    color: var(--text-secondary);
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* Responsive */
@media (max-width: 768px) {
    .main-panel {
        grid-template-areas: 
            "header"
            "content";
        grid-template-columns: 1fr;
        grid-template-rows: 70px 1fr;
    }
    
    .sidebar {
        display: none;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .date-filters {
        flex-direction: column;
        width: 100%;
    }
    
    .date-filters input,
    .date-filters button {
        width: 100%;
    }
    
    .modal-content {
        width: 95%;
        margin: 2% auto;
    }
}

/* =====================================================
   ESTILOS PARA ADMINISTRADORES MÓVILES
   ===================================================== */

.permissions-group {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.permissions-group h5 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
    padding-left: 2rem;
    margin-bottom: 0.5rem;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 18px;
    width: 18px;
    background-color: #fff;
    border: 2px solid var(--border-color);
    border-radius: 3px;
    transition: var(--transition);
}

.checkbox-label:hover input ~ .checkmark {
    border-color: var(--primary-color);
}

.checkbox-label input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-label input:checked ~ .checkmark:after {
    display: block;
}

/* Badges para niveles de acceso */
.badge-info {
    background-color: #3b82f6;
    color: white;
}

.badge-warning {
    background-color: #f59e0b;
    color: white;
}

.badge-danger {
    background-color: #ef4444;
    color: white;
}

.badge-secondary {
    background-color: #6b7280;
    color: white;
}

/* Hints para formularios */
.form-hint {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    display: block;
}

/* Mejoras para la tabla de administradores móviles */
#tablaAdminMovil .badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
}

#tablaAdminMovil td:nth-child(5) {
    max-width: 150px;
    word-wrap: break-word;
}

/* Responsive para administradores móviles */
@media (max-width: 768px) {
    .permissions-group {
        margin-top: 1rem;
        padding: 0.75rem;
    }
    
    .checkbox-label {
        font-size: 0.9rem;
        padding-left: 1.5rem;
    }
    
    .checkmark {
        height: 16px;
        width: 16px;
    }
    
    .checkmark:after {
        left: 4px;
        top: 1px;
        width: 3px;
        height: 7px;
    }
}