/* ==========================================================================
   Estilo Oficial DIF Hidalgo - Cuartel del Arte
   Color Base: #9e2343 (Vino DIF)
   ========================================================================== */

:root {
    --dif-primary: #9e2343;
    --dif-primary-dark: #7a1b34;
    --dif-primary-light: #c92952;
    --dif-secondary: #d4a574;
    --dif-gold: #c5a572;
    --dif-white: #ffffff;
    --dif-gray: #f5f5f5;
    --dif-gray-dark: #666666;
    --dif-text: #333333;
    --dif-success: #27ae60;
    --dif-warning: #f39c12;
    --dif-danger: #e74c3c;
}

/* Body & Typography */
body {
    font-family: 'Roboto', 'Arial', sans-serif;
    color: var(--dif-text);
    background-color: var(--dif-gray);
}

/* Header Oficial */
.official-header {
    background-color: var(--dif-white) !important;
    border-bottom: 3px solid var(--dif-primary) !important;
    padding: 15px 0;
}

.navbar-brand.logo {
    font-weight: 800 !important;
    font-size: 1.8rem !important;
    color: var(--dif-primary) !important;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Navigation */
.custom-navbar {
    background-color: var(--dif-white) !important;
    box-shadow: 0 2px 10px rgba(158, 35, 67, 0.1);
}

.nav-link {
    font-weight: 600 !important;
    color: var(--dif-text) !important;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--dif-primary) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    background-color: var(--dif-primary);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 80%;
}

/* Buttons */
.btn-primary,
.btn-ofertar {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%) !important;
    border: none !important;
    color: var(--dif-white) !important;
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(158, 35, 67, 0.3);
}

.btn-primary:hover,
.btn-ofertar:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(158, 35, 67, 0.4);
    color: var(--dif-white) !important;
}

.btn-outline-primary {
    border: 2px solid var(--dif-primary) !important;
    color: var(--dif-primary) !important;
    background: transparent;
    font-weight: 600;
}

.btn-outline-primary:hover {
    background: var(--dif-primary) !important;
    color: var(--dif-white) !important;
}

.btn-secondary {
    background: var(--dif-secondary) !important;
    border: none;
    color: var(--dif-white) !important;
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(158, 35, 67, 0.15);
}

.obra-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: var(--dif-white);
}

.obra-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(158, 35, 67, 0.2);
}

/* Badges & Tags */
.price-badge {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%);
    color: var(--dif-white);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(158, 35, 67, 0.4);
}

.badge-ganadora {
    background: var(--dif-gold) !important;
    color: var(--dif-white);
}

.badge-activa {
    background: var(--dif-success) !important;
}

.badge-superada {
    background: var(--dif-danger) !important;
}

/* Headers & Titles */
.exhibicion-header {
    background: #ffffff;
    padding: 80px 0;
    text-align: center;
    color: var(--dif-white);
    position: relative;
    overflow: hidden;
}

.exhibicion-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    opacity: 0.05;
}

.exhibicion-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--dif-white);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.exhibicion-section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dif-primary);
    border-bottom: 4px solid var(--dif-primary);
    padding-bottom: 15px;
    margin-bottom: 40px;
    position: relative;
}

.exhibicion-section-title::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100px;
    height: 4px;
    background: var(--dif-gold);
}

/* Objetivo Section */
.objetivo-section {
    background: var(--dif-white);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
    border-left: 8px solid var(--dif-primary);
    margin-bottom: 50px;
}

.objetivo-title {
    color: var(--dif-primary);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 25px;
    text-transform: uppercase;
}

/* Countdown Timer */
.countdown-timer {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%);
    color: var(--dif-white);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(158, 35, 67, 0.3);
}

.countdown-timer .time-value {
    font-size: 2rem;
    font-weight: 800;
}

/* Forms */
.form-control:focus {
    border-color: var(--dif-primary);
    box-shadow: 0 0 0 0.2rem rgba(158, 35, 67, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dif-text);
}

/* Filtros */
.filtros-container {
    background: var(--dif-white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 2px solid var(--dif-primary);
    margin-bottom: 40px;
}

/* Precio Actual Card */
.precio-actual {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%);
    color: var(--dif-white);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(158, 35, 67, 0.4);
}

.precio-actual h2 {
    font-size: 3.5rem;
    font-weight: 800;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

/* Ofertar Card */
.ofertar-card {
    background: var(--dif-white);
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    border: 3px solid var(--dif-primary);
}

.ofertar-title {
    color: var(--dif-primary);
    font-size: 1.8rem;
    font-weight: 800;
    text-transform: uppercase;
}

/* Historial de Ofertas */
.ofertas-historial {
    background: var(--dif-white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.oferta-item {
    padding: 20px;
    border-bottom: 2px solid var(--dif-gray);
    transition: all 0.2s;
}

.oferta-item:hover {
    background: #fef5f8;
    border-left: 4px solid var(--dif-primary);
}

.oferta-monto {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dif-primary);
}

/* Alerts */
.alert-success {
    background: #d4edda;
    border-left: 5px solid var(--dif-success);
    color: #155724;
}

.alert-danger {
    background: #f8d7da;
    border-left: 5px solid var(--dif-danger);
    color: #721c24;
}

.alert-info {
    background: #fef5f8;
    border-left: 5px solid var(--dif-primary);
    color: var(--dif-primary);
}

.alert-warning {
    background: #fff3cd;
    border-left: 5px solid var(--dif-warning);
    color: #856404;
}

/* Tables */
.table {
    background: var(--dif-white);
    border-radius: 15px;
    overflow: hidden;
}

.table thead {
    background: var(--dif-primary);
    color: var(--dif-white);
}

.table thead th {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
}

.table tbody tr:hover {
    background: #fef5f8;
}

/* Footer */
.footer-text {
    color: var(--dif-gray-dark);
    font-size: 0.95rem;
    padding: 30px 0;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .exhibicion-title {
        font-size: 2rem;
    }
    
    .exhibicion-section-title {
        font-size: 1.6rem;
    }
    
    .precio-actual h2 {
        font-size: 2.5rem;
    }
    
    .official-header .col-12 {
        gap: 10px !important;
    }
    
    .official-header img {
        height: 40px !important;
    }
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Spinner de carga */
.spinner-dif {
    border: 4px solid var(--dif-gray);
    border-top: 4px solid var(--dif-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modal Custom */
.modal-content {
    border-radius: 20px;
    border: none;
    box-shadow: 0 10px 40px rgba(158, 35, 67, 0.3);
}

.modal-header {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%);
    color: var(--dif-white);
    border-radius: 20px 20px 0 0;
    padding: 25px 30px;
}

.modal-title {
    font-weight: 800;
    text-transform: uppercase;
}

/* Breadcrumb */
.breadcrumb {
    background: transparent;
    padding: 15px 0;
}

.breadcrumb-item a {
    color: var(--dif-primary);
    font-weight: 600;
    text-decoration: none;
}

.breadcrumb-item.active {
    color: var(--dif-gray-dark);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--dif-primary);
}


/* ==========================================================================
   Page Headers - Estilo Consistente DIF
   ========================================================================== */
.exhibicion-header, .page-header, .section-header {
    background: #ffffff !important;
    padding: 40px 0 !important;
    text-align: center !important;
    margin-bottom: 40px !important;
    box-shadow: none;
}

.exhibicion-title, .page-title, .section-title {
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    color: var(--dif-white) !important;
    margin-bottom: 10px !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.exhibicion-header .lead, .page-header .lead, .section-header .lead {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 1rem !important;
}

/* Headers para todas las páginas administrativas */
.card-header {
    background: linear-gradient(135deg, var(--dif-primary) 0%, var(--dif-primary-dark) 100%) !important;
    color: var(--dif-white) !important;
    border-bottom: none !important;
    font-weight: 600 !important;
}

.card-header h5, .card-header h6 {
    color: var(--dif-white) !important;
    margin-bottom: 0 !important;
}