/* ============================================
   BUYART - GALERÍA DE ARTE CONTEMPORÁNEO
   Estilos modernizados 2024
   ============================================ */

/* ============================================
   1. VARIABLES CSS Y CONFIGURACIÓN BASE
   ============================================ */
:root {
    /* Paleta de colores - Galería de Arte Contemporáneo */
    --color-bg-primary: #FAF8F5;
    --color-bg-secondary: #F5F0EB;
    --color-bg-card: #FFFFFF;
    --color-bg-dark: #2C3E50;

    --color-accent-primary: #B85C50;
    --color-accent-hover: #9A4A40;
    --color-accent-secondary: #D4A574;
    --color-accent-gold: #C9A961;

    --color-text-primary: #1A1A1A;
    --color-text-secondary: #4A4A4A;
    --color-text-muted: #6B6B6B;
    --color-text-light: #8B8B8B;

    --color-border: rgba(0, 0, 0, 0.06);
    --color-shadow: rgba(0, 0, 0, 0.08);
    --color-shadow-hover: rgba(0, 0, 0, 0.12);

    /* Tipografía */
    --font-display: 'Playfair Display', 'Cinzel', Georgia, serif;
    --font-subtitle: 'Cormorant Garamond', 'Lobster', Georgia, serif;
    --font-body: 'Inter', 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-ui: 'Montserrat', -apple-system, sans-serif;

    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Bordes y radios */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   2. TIPOGRAFÍA Y ENCABEZADOS
   ============================================ */

.titulo-cinzel {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-text-primary);
    text-align: center;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.titulo-cinzel::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-accent-primary), transparent);
}

.titulo-lobster {
    font-family: var(--font-subtitle);
    font-weight: 600;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-accent-primary);
    text-align: center;
    font-style: italic;
    margin-bottom: var(--spacing-xl);
}

.titulo-lobster-peq {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    font-weight: 500;
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   3. NAVEGACIÓN (NAVBAR)
   ============================================ */

.navbar {
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, #34495E 100%);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
    padding: 0;
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 1030;
    transition: var(--transition-medium);
}

.navbar::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent-gold), transparent);
}

.navbar-brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent-gold) !important;
    letter-spacing: 0.05em;
    padding: var(--spacing-md) var(--spacing-lg);
    transition: var(--transition-fast);
}

.navbar-brand:hover {
    color: #fff !important;
    transform: scale(1.02);
}

.nav-link {
    font-family: var(--font-ui);
    font-weight: 500;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9) !important;
    padding: var(--spacing-md) var(--spacing-lg) !important;
    position: relative;
    transition: var(--transition-fast);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    height: 2px;
    background: var(--color-accent-gold);
    transform: scaleX(0);
    transition: transform var(--transition-medium);
}

.nav-link:hover {
    color: #fff !important;
}

.nav-link:hover::after {
    transform: scaleX(1);
}

/* Dropdown del login */
.navbar .dropdown-menu {
    background: var(--color-bg-card);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-sm);
    min-width: 320px;
    backdrop-filter: blur(10px);
}

.dropdown-menu .form-label {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

/* Toggle de idiomas */
.navbar-nav .nav-link img {
    border-radius: 50%;
    transition: transform var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.navbar-nav .nav-link:hover img {
    transform: scale(1.15);
}

/* ============================================
   CORRECCIÓN: MENSAJE DE BIENVENIDA (#userGreeting)
   ============================================ */

#userGreeting {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 var(--spacing-md);
}

#userGreeting span {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-accent-gold);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border-left: 2px solid var(--color-accent-gold);
    padding-left: var(--spacing-md);
    margin-left: var(--spacing-sm);
    display: flex;
    align-items: center;
    height: 100%;
}

/* Responsive para móviles */
@media (max-width: 768px) {
    #userGreeting span {
        font-size: 0.75rem;
        padding-left: var(--spacing-sm);
        border-left-width: 1px;
    }
}

/* ============================================
   4. HEADER PRINCIPAL
   ============================================ */

header {
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    padding: var(--spacing-xxl) var(--spacing-md);
    text-align: center;
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

header p {
    font-family: var(--font-subtitle);
    font-size: 1.3rem;
    color: var(--color-text-muted);
    font-style: italic;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   5. FILTROS
   ============================================ */

#filtrosContainer {
    background: var(--color-bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px var(--color-shadow);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

#filtrosContainer label {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.form-select {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    background-color: var(--color-bg-primary);
    transition: var(--transition-fast);
    cursor: pointer;
}

.form-select:focus {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(184, 92, 80, 0.1);
    outline: none;
}

/* Botón eliminar filtros */
#btnEliminarFiltros {
    background: transparent;
    border: 2px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.85rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

#btnEliminarFiltros:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(184, 92, 80, 0.3);
}

/* ============================================
/* ============================================
   6. GALERÍA DE OBRAS (CARDS) 
   TAMAÑO ORIGINAL RESTAURADO + DISEÑO MODERNO
   ============================================ */

#galeria {
    padding: 40px 0;
}

/* Grid tipo "masonry" flex que respeta tamaño original ~300px */
#artGallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    padding: 20px;
}

/* Card de obra - DIMENSIONES ORIGINALES RESTAURADAS */
.obra {
    position: relative;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--color-shadow);
    transition: all var(--transition-medium);
    border: 1px solid var(--color-border);

    /* ← TAMAÑO ORIGINAL: ~300px ancho como en width: 20% */
    width: 300px;
    flex: 0 0 300px;

    /* Altura natural, comportamiento tipo inline-block */
    height: auto;
    display: flex;
    flex-direction: column;
}

/* Responsive: igual que tu CSS original */
@media (max-width: 768px) {
    .obra {
        width: calc(50% - 20px);
        flex: 0 0 calc(50% - 20px);
    }
}

@media (max-width: 480px) {
    .obra {
        width: 100%;
        flex: 0 0 100%;
        max-width: 350px;
    }
}

/* Marco sutil dorado al hover */
.obra::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast);
    pointer-events: none;
    z-index: 1;
}

.obra:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--color-shadow-hover);
}

.obra:hover::before {
    border-color: var(--color-accent-secondary);
}

.obra .card {
    border: none;
    background: transparent;
    display: flex;
    flex-direction: column;
    height: auto;
}

/* Imagen - ALTURA ORIGINAL RESTAURADA: 300px */
.obra .card-img-top {
    width: 100%;
    height: 300px;  /* ← EXACTAMENTE IGUAL QUE TU CSS ORIGINAL */
    object-fit: cover;
    transition: transform var(--transition-slow);
    display: block;
}

.obra:hover .card-img-top {
    transform: scale(1.03);
}

/* Body de la card */
.obra .card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Título - Tamaño legible y prominente */
.obra .card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 5px 0;
    line-height: 1.3;
}

.obra .card-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.obra .card-title a:hover {
    color: var(--color-accent-primary);
}

/* Metadatos */
.obra .card-text {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
}

.obra .card-text strong {
    color: var(--color-text-secondary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Enlace de autor */
.enlace-autor {
    color: var(--color-accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.enlace-autor:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

/* Botones de acción */
.obra .card-footer {
    background: transparent;
    border-top: 1px solid var(--color-border);
    padding: 15px 20px;
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: auto;
}

.btn-editar-obra,
.btn-eliminar-obra {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    transition: all var(--transition-fast);
}

.btn-editar-obra {
    background: var(--color-accent-secondary);
    border: none;
    color: var(--color-text-primary);
}

.btn-editar-obra:hover {
    background: #C49A6A;
    transform: translateY(-2px);
}

.btn-eliminar-obra {
    background: transparent;
    border: 1px solid #dc3545;
    color: #dc3545;
}

.btn-eliminar-obra:hover {
    background: #dc3545;
    color: #fff;
}

/* Card para añadir obra - Mismo tamaño que las demás */
.add-obra-card {
    border: 2px dashed var(--color-accent-secondary) !important;
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%) !important;
    cursor: pointer;
    transition: all var(--transition-medium);
    min-height: 480px; /* Aprox altura card con img 300px + texto */
    display: flex;
    flex-direction: column;
}

.add-obra-card:hover {
    border-color: var(--color-accent-primary) !important;
    background: var(--color-bg-card) !important;
    transform: translateY(-4px);
}

.add-obra-card .card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.add-obra-card .fa-plus-circle {
    color: var(--color-accent-primary);
    font-size: 4rem;
    margin-bottom: 15px;
    transition: transform var(--transition-medium);
}

.add-obra-card:hover .fa-plus-circle {
    transform: scale(1.1);
}

.add-obra-card h5 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.add-obra-card small {
    font-size: 0.9rem;
}

/*
   7. PAGINACIÓN
   ============================================ */

.pagination {
    gap: var(--spacing-xs);
}

.page-link {
    font-family: var(--font-ui);
    font-weight: 600;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
    min-width: 40px;
    text-align: center;
}

.page-link:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: #fff;
    transform: translateY(-2px);
}

.page-item.active .page-link {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: #fff;
}

.page-item.disabled .page-link {
    background: var(--color-bg-secondary);
    color: var(--color-text-light);
    border-color: var(--color-border);
}

/* ============================================
   8. BOTONES GENERALES
   ============================================ */

.btn {
    font-family: var(--font-ui);
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    font-size: 0.85rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-accent-primary);
    border: none;
    color: #fff;
    box-shadow: 0 4px 15px rgba(184, 92, 80, 0.3);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(184, 92, 80, 0.4);
}

.btn-volver {
    background: transparent;
    border: 2px solid var(--color-accent-primary);
    color: var(--color-accent-primary);
    font-weight: 600;
}

.btn-volver:hover {
    background: var(--color-accent-primary);
    color: #fff;
    transform: translateY(-2px);
}

/* ============================================
   9. MODALES
   ============================================ */

.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.modal-body {
    padding: var(--spacing-xxl);
    background: var(--color-bg-card);
}

.modal-body h2 {
    font-family: var(--font-display);
    color: var(--color-text-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

/* Modal personalizado */
.custom-modal-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
}

.modal-icon.success {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
}

.modal-icon.error {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.modal-icon.warning {
    background: rgba(255, 193, 7, 0.1);
    color: #ffc107;
}

.modal-title {
    font-family: var(--font-display);
    color: var(--color-text-primary);
    font-size: 1.5rem;
}

.modal-message {
    font-family: var(--font-body);
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    white-space: pre-wrap;
}

.btn-modal-primary {
    background: var(--color-accent-primary);
    border: none;
    color: #fff;
    padding: var(--spacing-sm) var(--spacing-xl);
    font-family: var(--font-ui);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.btn-modal-secondary {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-xl);
    font-family: var(--font-ui);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-modal-secondary:hover {
    background: var(--color-bg-secondary);
    border-color: var(--color-text-muted);
}

/* ============================================
   10. FORMULARIOS (Registro, Obras, Login)
   ============================================ */

.registration-form {
    background: var(--color-bg-card);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px var(--color-shadow);
}

.registration-form .form-label {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.registration-form .form-control,
.registration-form .form-select {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    transition: all var(--transition-fast);
}

.registration-form .form-control:focus,
.registration-form .form-select:focus {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 4px rgba(184, 92, 80, 0.1);
    background: var(--color-bg-card);
    outline: none;
}

.registration-form textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Toggle password */
.toggle-password {
    color: var(--color-text-light);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--color-accent-primary);
}

/* Vista previa de foto */
.preview-foto-inline {
    width: 120px;
    height: 120px;
    border: 3px solid var(--color-accent-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: inline-block;
    box-shadow: 0 4px 12px var(--color-shadow);
    background: var(--color-bg-primary);
}

.preview-foto-inline img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   11. PERFIL DE ARTISTA
   ============================================ */

.bg-perfil-artista {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    min-height: 100vh;
    padding-bottom: var(--spacing-xxl);
}

.artist-frame {
    position: relative;
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 40px var(--color-shadow);
    border: 1px solid var(--color-border);
}

.artist-frame::before {
    content: '';
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    right: var(--spacing-md);
    bottom: var(--spacing-md);
    border: 1px solid var(--color-accent-secondary);
    border-radius: calc(var(--radius-xl) - var(--spacing-sm));
    pointer-events: none;
    opacity: 0.5;
}

.artist-photo {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: calc(var(--radius-xl) - var(--spacing-sm));
    display: block;
}

.artist-details {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxl);
    box-shadow: 0 4px 20px var(--color-shadow);
    border: 1px solid var(--color-border);
}

.section-header {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-accent-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.section-header i {
    color: var(--color-accent-primary);
}

.curriculum-text {
    font-family: var(--font-body);
    line-height: 1.8;
    color: var(--color-text-secondary);
    background: var(--color-bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.contact-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.contact-badge:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--color-shadow);
}

.contact-badge a {
    color: var(--color-accent-primary);
    text-decoration: none;
    font-weight: 500;
}

.whatsapp-icon {
    color: #25d366;
    font-size: 1.2em;
}

/* ============================================
   12. DETALLE DE OBRA
   ============================================ */

.bg-detalle-obra {
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 50%, var(--color-bg-primary) 100%);
    min-height: 100vh;
}

.obra-imagen {
    width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
}

.obra-detalles {
    background: var(--color-bg-card);
    padding: var(--spacing-xxl);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 40px var(--color-shadow);
    border: 1px solid var(--color-border);
    height: fit-content;
    position: sticky;
    top: 90px;
}

.obra-detalles h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.obra-detalles p {
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

/* ============================================
   13. FOOTER
   ============================================ */

.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xxl) 0;
    margin-top: var(--spacing-xxl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-gold), var(--color-accent-secondary), var(--color-accent-gold));
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent-gold);
    transition: width var(--transition-fast);
}

.footer a:hover {
    color: var(--color-accent-gold);
}

.footer a:hover::after {
    width: 100%;
}

.footer p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.social-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.social-text {
    font-family: var(--font-ui);
    font-weight: 600;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.social-icon:hover {
    background: var(--color-accent-primary);
    color: #fff;
    transform: translateY(-3px);
}

/* ============================================
   14. PÁGINAS LEGALES
   ============================================ */

.legal-page {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    min-height: 100vh;
    padding: var(--spacing-xxl) 0;
}

.legal-container {
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 40px var(--color-shadow);
    padding: var(--spacing-xxl);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.legal-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
}

.legal-container h1 {
    font-family: var(--font-display);
    font-size: 2.2rem;
    color: var(--color-text-primary);
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.legal-container .text-muted {
    text-align: center;
    display: block;
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: var(--spacing-xl);
}

.legal-container h2 {
    font-family: var(--font-subtitle);
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.legal-container h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.legal-container p,
.legal-container ul {
    font-family: var(--font-body);
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.legal-container ul {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-container li {
    margin-bottom: var(--spacing-xs);
}

.legal-footer-actions {
    text-align: center;
    margin-top: var(--spacing-xxl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.btn-volver-legal {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-accent-primary);
    color: #fff;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-family: var(--font-ui);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    font-size: 0.9rem;
}

.btn-volver-legal:hover {
    background: var(--color-accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(184, 92, 80, 0.3);
}

/* ============================================
   15. UTILIDADES Y COMPONENTES ESPECIALES
   ============================================ */

/* Spinner de carga */
.z-index-1050 {
    z-index: 1050 !important;
}

.bg-opacity-75 {
    background: rgba(0, 0, 0, 0.75) !important;
    backdrop-filter: blur(4px);
}

/* Mensaje de contenido bloqueado */
.mensaje-bloqueo-contenido {
    background: var(--color-bg-card);
    border: 2px solid var(--color-accent-secondary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xxl);
    margin: var(--spacing-xxl) auto;
    max-width: 800px;
    text-align: center;
    box-shadow: 0 10px 40px var(--color-shadow);
}

.mensaje-bloqueo-contenido i {
    font-size: 4rem;
    color: var(--color-accent-secondary);
    margin-bottom: var(--spacing-lg);
}

.mensaje-bloqueo-contenido h2 {
    font-family: var(--font-display);
    color: var(--color-text-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
}

.mensaje-bloqueo-contenido p {
    font-family: var(--font-body);
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Modal de contenido sensible */
#sensibleModal .modal-content {
    background: var(--color-bg-card);
    border: 2px solid var(--color-accent-secondary);
}

#sensibleModal .modal-icon {
    color: var(--color-accent-secondary);
}

#btnAceptar {
    background: var(--color-accent-primary);
    border: none;
}

#btnRechazar {
    background: transparent;
    border: 1px solid var(--color-text-light);
    color: var(--color-text-secondary);
}

/* ============================================
   16. RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1200px) {
    #artGallery {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 992px) {
    .navbar {
        height: auto;
        min-height: 70px;
    }

    .artist-photo {
        height: 400px;
    }

    .obra-detalles {
        position: static;
        margin-top: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-xxl: 2rem;
    }

    .titulo-cinzel {
        font-size: 1.8rem;
    }

    .titulo-lobster {
        font-size: 1.3rem;
    }

    #artGallery {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: var(--spacing-lg);
    }

    .obra .card-img-top {
        height: 220px;
    }

    .registration-form {
        padding: var(--spacing-lg);
    }

    .modal-body {
        padding: var(--spacing-lg);
    }

    .legal-container {
        padding: var(--spacing-lg);
    }

    .legal-container h1 {
        font-size: 1.6rem;
    }

    .artist-details {
        padding: var(--spacing-lg);
    }

    .section-header {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    #artGallery {
        grid-template-columns: 1fr;
    }

    .obra .card-img-top {
        height: 250px;
    }

    .navbar .dropdown-menu {
        width: calc(100vw - var(--spacing-lg));
        margin: var(--spacing-sm);
    }

    .footer .row > div {
        text-align: center !important;
        margin-bottom: var(--spacing-md);
    }

    .social-container {
        justify-content: center;
    }
}

/* ============================================
   17. ANIMACIONES Y EFECTOS ESPECIALES
   ============================================ */

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

.obra {
    animation: fadeIn 0.6s ease forwards;
}

/* Stagger animation para cards */
.obra:nth-child(1) { animation-delay: 0.05s; }
.obra:nth-child(2) { animation-delay: 0.1s; }
.obra:nth-child(3) { animation-delay: 0.15s; }
.obra:nth-child(4) { animation-delay: 0.2s; }
.obra:nth-child(5) { animation-delay: 0.25s; }
.obra:nth-child(6) { animation-delay: 0.3s; }

/* Efecto de carga suave para imágenes */
.card-img-top {
    opacity: 0;
    animation: fadeInImage 0.5s ease forwards;
}

@keyframes fadeInImage {
    to {
        opacity: 1;
    }
}

/* Hover suave para todos los elementos interactivos */
a, button, .btn, .obra, .form-control, .form-select {
    transition: all var(--transition-fast);
}

/* Focus visible para accesibilidad */
*:focus-visible {
    outline: 2px solid var(--color-accent-primary);
    outline-offset: 2px;
}

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

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-accent-secondary);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-primary);
}

/* ============================================
   18. ESTADOS DE VALIDACIÓN Y FEEDBACK
   ============================================ */

.invalid-feedback {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: #dc3545;
    margin-top: var(--spacing-xs);
}

.form-control.is-invalid {
    border-color: #dc3545;
    background-image: none;
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Alertas */
.alert {
    font-family: var(--font-body);
    border-radius: var(--radius-md);
    border: none;
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
}