/* ================================================
   SISTEMA DE GESTIÓN DE GALLERA - ESTILOS CSS
   ================================================ */

/* Variables CSS */
:root {
    --primary-color: #8B4513;
    --primary-dark: #654321;
    --primary-light: #D2691E;
    --secondary-color: #DAA520;
    --success-color: #228B22;
    --warning-color: #FF8C00;
    --danger-color: #DC143C;
    --info-color: #4682B4;
    --light-color: #F5F5DC;
    --dark-color: #2F2F2F;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #6C757D;
    --gray-700: #495057;
    --gray-800: #343A40;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 5px 20px rgba(0,0,0,0.15);
    --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(--gray-100);
    color: var(--dark-color);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--white);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: var(--transition);
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header .logo {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.sidebar-header h1 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.sidebar-header p {
    font-size: 0.8rem;
    opacity: 0.8;
}

.sidebar-nav {
    padding: 20px 0;
    flex: 1;
    overflow-y: auto;
}

.nav-item {
    display: block;
    padding: 15px 25px;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.nav-item:hover, .nav-item.active {
    background-color: rgba(255,255,255,0.1);
    border-left-color: var(--secondary-color);
}

.nav-item i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 15px;
    border-top: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.1);
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    padding: 10px;
    margin-bottom: 10px;
}

.user-info i {
    font-size: 1.5rem;
}

.user-info span {
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-logout {
    width: 100%;
    padding: 10px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-logout:hover {
    background: rgba(255,255,255,0.2);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 20px;
    transition: var(--transition);
}

/* Header */
.page-header {
    background: var(--white);
    padding: 20px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.page-header h2 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--gray-600);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--gray-700);
}

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

.btn-success:hover {
    background-color: #1e7b1e;
}

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

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

.btn-danger:hover {
    background-color: #b91030;
}

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

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

.btn-lg {
    padding: 12px 30px;
    font-size: 1rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 50%;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header {
    background: var(--gray-100);
    padding: 15px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1.1rem;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-body {
    padding: 20px;
}

.card-footer {
    background: var(--gray-100);
    padding: 15px 20px;
    border-top: 1px solid var(--gray-200);
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.stat-icon.gallos { background: linear-gradient(135deg, var(--primary-color), var(--primary-light)); }
.stat-icon.entrenamientos { background: linear-gradient(135deg, var(--info-color), #5f9ea0); }
.stat-icon.competencia { background: linear-gradient(135deg, var(--success-color), #32cd32); }
.stat-icon.alertas { background: linear-gradient(135deg, var(--warning-color), #ffa500); }

.stat-info h4 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-color);
}

.stat-info p {
    font-size: 0.85rem;
    color: var(--gray-600);
}

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

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

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

th {
    background: var(--gray-100);
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

tr:hover {
    background-color: var(--gray-100);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-cria { background: #E8F5E9; color: #2E7D32; }
.badge-entrenamiento { background: #E3F2FD; color: #1565C0; }
.badge-competencia { background: #FFF3E0; color: #E65100; }
.badge-reposo { background: #F3E5F5; color: #7B1FA2; }
.badge-retirado { background: #ECEFF1; color: #546E7A; }

.badge-bajo { background: #E8F5E9; color: #2E7D32; }
.badge-medio { background: #FFF9C4; color: #F9A825; }
.badge-alto { background: #FFCCBC; color: #E64A19; }
.badge-maximo { background: #FFCDD2; color: #C62828; }

/* Badges de estado para usuarios */
.badge-success { background: #E8F5E9; color: #2E7D32; }
.badge-danger { background: #FFCDD2; color: #C62828; }
.badge-warning { background: #FFF3E0; color: #E65100; }
.badge-info { background: #E3F2FD; color: #1565C0; }

/* Formularios */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.form-group label.required::after {
    content: '*';
    color: var(--danger-color);
    margin-left: 3px;
}

.form-control {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.form-control:disabled {
    background-color: var(--gray-200);
    cursor: not-allowed;
}

/* Checkbox personalizado */
.form-check {
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.form-check label {
    margin: 0;
    cursor: pointer;
    user-select: none;
}

/* Grupo de inputs para peso (libras/onzas) */
.peso-input-group {
    display: flex;
    align-items: center;
    gap: 5px;
}

.peso-input-group input {
    text-align: center;
}

.peso-label {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 500;
    min-width: 20px;
}

select.form-control {
    cursor: pointer;
}

/* =============================
   RESPONSIVE (Mobile First)
   ============================= */

@media (max-width: 1024px) {
    .main-content {
        padding: 15px;
    }
    .card-header h3 {
        font-size: 1rem;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Layout principal - ocultar sidebar */
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: 260px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
    }
    .sidebar.active {
        transform: translateX(0);
    }
    
    /* Overlay cuando sidebar está abierto */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }
    .sidebar-overlay.active {
        display: block;
    }
    
    /* Main content ocupa todo el ancho */
    .main-content {
        margin-left: 0 !important;
        padding: 15px;
        width: 100%;
    }
    
    /* Botón menú móvil visible */
    .mobile-menu-btn {
        display: flex !important;
        position: fixed;
        right: 20px;
        bottom: 25px;
        z-index: 1100;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--primary-color) 0%, #5d4e37 100%);
        color: white;
        border: none;
        box-shadow: 0 6px 20px rgba(0,0,0,0.3);
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        transition: all 0.3s ease;
    }
    
    .mobile-menu-btn:active {
        transform: scale(0.95);
        box-shadow: 0 3px 10px rgba(0,0,0,0.3);
    }

    /* Header responsive */
    .page-header {
        padding: 15px;
        flex-direction: column;
        align-items: flex-start;
    }
    .page-header h2 {
        font-size: 1.3rem;
        margin-bottom: 10px;
    }
    .header-actions {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .header-actions .btn {
        width: 100%;
        justify-content: center;
        padding: 12px 10px;
        font-size: 0.85rem;
    }

    /* Stats grid - 2 columnas en tablet, 1 en móvil pequeño */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    .stat-card {
        padding: 15px;
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    .stat-info h4 {
        font-size: 1.4rem;
    }
    .stat-info p {
        font-size: 0.75rem;
    }

    /* Cards */
    .card {
        margin-bottom: 15px;
        border-radius: 10px;
    }
    .card-header {
        padding: 12px 15px;
        flex-wrap: wrap;
        gap: 10px;
    }
    .card-body {
        padding: 15px;
    }

    /* Tablas scrollables */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -15px;
        padding: 0 15px;
    }
    table {
        min-width: 600px;
    }
    table th, table td {
        padding: 10px 8px;
        font-size: 0.85rem;
        white-space: nowrap;
    }

    /* Gallos grid */
    .gallos-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* Forms */
    .form-grid {
        grid-template-columns: 1fr !important;
        gap: 12px;
    }
    .form-section {
        padding: 12px 15px;
    }
    .form-control {
        font-size: 16px; /* Evita zoom en iOS */
        padding: 12px;
    }
    
    /* Peso inputs */
    .peso-input-group {
        flex-wrap: wrap;
    }
    .peso-input-group input {
        width: 70px !important;
    }

    /* Modals responsive */
    .modal-overlay {
        padding: 10px;
        align-items: flex-start;
        padding-top: 20px;
    }
    .modal {
        width: 100% !important;
        max-width: 100% !important;
        max-height: 90vh;
        margin: 0;
        border-radius: 15px;
    }
    .modal-header {
        padding: 15px;
        position: sticky;
        top: 0;
        background: var(--white);
        z-index: 10;
    }
    .modal-header h3 {
        font-size: 1rem;
    }
    .modal-body {
        padding: 15px;
        max-height: 60vh;
        overflow-y: auto;
    }
    .modal-footer {
        padding: 15px;
        flex-wrap: wrap;
        gap: 10px;
        position: sticky;
        bottom: 0;
        background: var(--white);
    }
    .modal-footer .btn {
        flex: 1;
        min-width: 120px;
    }

    /* Charts más pequeños */
    .chart-container {
        height: 200px !important;
    }
    
    /* Dashboard charts en columna */
    .dashboard-charts {
        grid-template-columns: 1fr !important;
    }

    /* Filters */
    .filters-section {
        padding: 12px;
    }
    .filters-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    /* Alertas */
    .alertas-list {
        max-height: 250px;
    }
}

@media (max-width: 480px) {
    /* Stats en 1 columna */
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* Header más compacto */
    .page-header h2 {
        font-size: 1.1rem;
    }
    .header-actions {
        grid-template-columns: 1fr;
    }
    
    /* Botones más grandes para touch */
    .btn {
        padding: 12px 16px;
        font-size: 0.9rem;
    }
    .btn-sm {
        padding: 8px 12px;
    }
    
    /* Acciones en tabla */
    td .d-flex {
        flex-wrap: wrap;
        gap: 5px !important;
    }
    td .btn-sm {
        padding: 6px 10px;
    }
    
    /* Gallo card info */
    .gallo-card-info {
        grid-template-columns: 1fr;
    }
    
    /* Peso inputs más pequeños */
    .peso-input-group input {
        width: 60px !important;
    }
    
    /* Calendar compact */
    .calendario-dia {
        padding: 5px;
        font-size: 0.75rem;
    }
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-section {
    background: var(--gray-100);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.form-section h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-light);
    font-size: 1rem;
}

/* Input de archivo */
.file-input-container {
    position: relative;
    display: inline-block;
    width: 100%;
}

.file-input-container input[type="file"] {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-input-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    border: 2px dashed var(--gray-400);
    border-radius: var(--border-radius);
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

.file-input-label:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.preview-image {
    max-width: 200px;
    max-height: 200px;
    border-radius: var(--border-radius);
    margin-top: 10px;
}

/* Filtros */
.filters-bar {
    background: var(--white);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-600);
    margin-bottom: 5px;
}

.filter-group .form-control {
    padding: 8px 12px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 1;
}

.modal-header h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-600);
    transition: var(--transition);
}

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

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    position: sticky;
    bottom: 0;
    background: var(--white);
}

/* Alertas */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
}

.alert-danger {
    background: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

.alert-warning {
    background: #FFF3CD;
    color: #856404;
    border: 1px solid #FFEEBA;
}

.alert-info {
    background: #D1ECF1;
    color: #0C5460;
    border: 1px solid #BEE5EB;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
}

.toast {
    background: var(--white);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
    max-width: 350px;
}

.toast.success { border-left: 4px solid var(--success-color); }
.toast.error { border-left: 4px solid var(--danger-color); }
.toast.warning { border-left: 4px solid var(--warning-color); }
.toast.info { border-left: 4px solid var(--info-color); }

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 20px;
}

.tab {
    padding: 12px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--gray-600);
    position: relative;
    transition: var(--transition);
}

.tab:hover {
    color: var(--primary-color);
}

.tab.active {
    color: var(--primary-color);
    font-weight: 600;
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Calendario */
.calendar {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.calendar-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.calendar-nav {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px 10px;
    transition: var(--transition);
}

.calendar-nav:hover {
    background: rgba(255,255,255,0.2);
    border-radius: var(--border-radius);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-day-header {
    padding: 10px;
    text-align: center;
    font-weight: 600;
    color: var(--gray-600);
    font-size: 0.85rem;
    background: var(--gray-100);
}

.calendar-day {
    padding: 10px;
    min-height: 80px;
    border: 1px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition);
}

.calendar-day:hover {
    background: var(--gray-100);
}

.calendar-day.other-month {
    color: var(--gray-400);
    background: var(--gray-100);
}

.calendar-day.today {
    background: #FFF9E6;
    border-color: var(--secondary-color);
}

.calendar-day.has-events {
    background: #E8F5E9;
}

.calendar-day-number {
    font-weight: 600;
    margin-bottom: 5px;
}

.calendar-event {
    font-size: 0.7rem;
    padding: 2px 5px;
    background: var(--primary-light);
    color: var(--white);
    border-radius: 3px;
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Gráficas */
.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* Paginación */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 20px;
}

.pagination button {
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    background: var(--white);
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.pagination button:hover, .pagination button.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-600);
}

.empty-state i {
    font-size: 4rem;
    color: var(--gray-400);
    margin-bottom: 20px;
}

.empty-state h3 {
    margin-bottom: 10px;
    color: var(--gray-700);
}

/* Loading */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-300);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Gallo Card en Grid */
.gallos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.gallo-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.gallo-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.gallo-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--gray-200), var(--gray-300));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.gallo-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.gallo-card-image .no-image {
    font-size: 4rem;
    color: var(--gray-400);
}

.gallo-card-body {
    padding: 15px;
}

.gallo-card-title {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 10px;
}

.gallo-card-title h4 {
    font-size: 1.1rem;
    color: var(--dark-color);
}

.gallo-card-title .placa {
    font-size: 0.8rem;
    color: var(--gray-600);
    background: var(--gray-200);
    padding: 2px 8px;
    border-radius: 4px;
}

.gallo-card-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-bottom: 15px;
}

.gallo-card-info span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.gallo-card-actions {
    display: flex;
    gap: 8px;
}

/* Detalle del gallo */
.gallo-detail {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 20px;
}

.gallo-detail-image {
    background: var(--gray-200);
    border-radius: var(--border-radius);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.gallo-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
    }
    
    .sidebar-header h1,
    .sidebar-header p,
    .nav-item span {
        display: none;
    }
    
    .nav-item {
        text-align: center;
        padding: 15px;
    }
    
    .nav-item i {
        margin-right: 0;
        font-size: 1.3rem;
    }
    
    .main-content {
        margin-left: 80px;
    }
    
    .gallo-detail {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* En móvil, mostrar sidebar completo con texto */
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    
    .sidebar.open,
    .sidebar.active {
        transform: translateX(0);
    }
    
    /* Mostrar textos en sidebar móvil */
    .sidebar-header h1,
    .sidebar-header p,
    .sidebar .nav-item span {
        display: block !important;
    }
    
    .sidebar .nav-item {
        display: flex;
        align-items: center;
        text-align: left;
        padding: 15px 20px;
    }
    
    .sidebar .nav-item i {
        margin-right: 12px;
        font-size: 1.2rem;
        width: 24px;
        text-align: center;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .modal {
        width: 95%;
        max-height: 95vh;
    }
    
    .calendar-day {
        min-height: 60px;
        padding: 5px;
    }
    
    .gallos-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-bar {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .header-actions {
        width: 100%;
        justify-content: stretch;
    }
    
    .header-actions .btn {
        flex: 1;
    }
}

/* Menu móvil */
.mobile-menu-btn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--box-shadow-lg);
    z-index: 1500;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Animaciones de entrada */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-200);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Utilidades */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-600); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-2 { gap: 1rem; }
.w-100 { width: 100%; }

/* ================================================
   GALERÍA DE FOTOS
   ================================================ */

/* Acciones de galería */
.gallery-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.gallery-tip {
    color: var(--gray-600);
    font-size: 0.85rem;
    margin: 0;
}

.gallery-tip i {
    color: var(--info-color);
}

/* Estado vacío de galería */
.gallery-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-500);
}

.gallery-empty i {
    font-size: 4rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

.gallery-empty h4 {
    margin-bottom: 10px;
    color: var(--gray-600);
}

.gallery-empty p {
    font-size: 0.9rem;
}

/* Grid de galería */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.gallery-item {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.gallery-item:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-3px);
}

.gallery-item.principal {
    border: 3px solid var(--secondary-color);
}

.gallery-item-image {
    position: relative;
    height: 150px;
    overflow: hidden;
    cursor: pointer;
    background: var(--gray-200);
}

.gallery-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-item-image img {
    transform: scale(1.05);
}

.principal-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 3px 8px;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
}

.gallery-item-info {
    padding: 12px;
}

.gallery-item-info h5 {
    font-size: 0.95rem;
    margin-bottom: 5px;
    color: var(--dark-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gallery-item-info p {
    font-size: 0.8rem;
    color: var(--gray-600);
    margin: 3px 0;
}

.gallery-item-info p i {
    width: 18px;
    text-align: center;
    color: var(--primary-color);
}

.gallery-item-info .descripcion {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: var(--gray-500);
}

.gallery-item-actions {
    display: flex;
    gap: 5px;
    padding: 8px 12px;
    border-top: 1px solid var(--gray-200);
    justify-content: flex-end;
}

/* Visor de Fotos */
.photo-viewer-overlay {
    background: rgba(0, 0, 0, 0.95);
}

.photo-viewer {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.viewer-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 100;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.viewer-close:hover {
    opacity: 1;
}

.viewer-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.viewer-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.viewer-nav.prev {
    left: 20px;
}

.viewer-nav.next {
    right: 20px;
}

.viewer-content {
    max-width: 80%;
    max-height: 80%;
    text-align: center;
}

.viewer-content img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.viewer-info {
    margin-top: 20px;
    color: white;
}

.viewer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.viewer-meta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 10px;
}

.viewer-meta span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.viewer-meta span i {
    margin-right: 5px;
    color: var(--secondary-color);
}

.viewer-info p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.viewer-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    background: rgba(0, 0, 0, 0.5);
    padding: 8px 15px;
    border-radius: 20px;
}

/* Botón de galería en tarjetas */
.btn-gallery {
    background: var(--info-color);
    color: white;
}

.btn-gallery:hover {
    background: #3a6d94;
}

/* Responsive para galería */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 10px;
    }
    
    .gallery-item-image {
        height: 120px;
    }
    
    .viewer-nav {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
    
    .viewer-nav.prev {
        left: 10px;
    }
    
    .viewer-nav.next {
        right: 10px;
    }
    
    .viewer-content {
        max-width: 95%;
    }
    
    .viewer-meta {
        flex-wrap: wrap;
        gap: 10px;
    }
}

/* ================================================
   CONTADOR DE RESULTADOS Y FILTROS
   ================================================ */

.results-counter {
    background: var(--info-color);
    color: white;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 500;
}

.results-counter #resultsCount {
    font-weight: 700;
    font-size: 1.1rem;
}

/* Mejoras en filtros */
.filters-bar {
    flex-wrap: wrap;
}

.filter-group {
    min-width: 120px;
}

@media (max-width: 768px) {
    .filter-group {
        min-width: 100%;
    }
}