/* ==========================================
   DISEÑO MODERNO DE TARJETAS - 2025
   ========================================== */

/* Variables CSS específicas para tarjetas modernas */
/* NOTA: Todos los colores, espaciados, bordes, sombras y transiciones
   están centralizados en design-system.css para evitar duplicación */

/* ==========================================
   CARD ACTIONS Y BOTONES
   ========================================== */
.card-actions {
    display: flex !important;
    flex-direction: row !important;
    gap: var(--spacing-xl);
    margin-top: auto;
    justify-content: center;
    align-items: center;
}

.card-actions .btn {
    flex: 0 0 auto;
    min-width: 0;
    white-space: nowrap;
}

/* ==========================================
   SECCIONES DE CONTENIDO MEJORADAS
   ========================================== */

/* Títulos de sesión mejorados */
.title-session {
    line-height: 1.4;
    background: var(--secondary);
    color: white;
    font-weight: 700;
    font-size: 1.4rem;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    box-shadow: var(--shadow-lg);
    margin: var(--spacing-md) 0;
}

.nombre-session {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    margin: var(--spacing-sm) 0;
    box-shadow: var(--shadow-md);
}

.nombre-session span {
    font-weight: 600;
    font-size: 1.15rem;
    color: var(--primary);
}

/* ==========================================
   CONTENEDOR DE TARJETAS MODERNO
   ========================================== */

.cards-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-2xl);
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
}

.cards-container .card {
    flex: 0 0 auto;
    width: 100%;
    max-width: 400px;
    min-width: 340px;
    height: auto;
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

/* Responsive para diferentes tamaños */
@media (min-width: 768px) {
    .cards-container .card {
        width: calc(50% - var(--spacing-xl));
    }
}

@media (min-width: 1200px) {
    .cards-container .card {
        width: calc(33.333% - var(--spacing-xl));
    }
}

/* ==========================================
   TARJETAS MODERNAS
   ========================================== */

.card {
    position: relative;
    background: var(--card-bg-gradient);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-2xl) !important;
    box-shadow: var(--shadow-lg) !important;
    transition: all var(--transition-normal);
    overflow: hidden;
    transform: translateZ(0);
    will-change: transform, box-shadow;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;

    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl) !important;
    border-color: rgba(255, 255, 255, 0.4);
}

.card:hover::before {
    opacity: 1;
}

/* ==========================================
   IMAGEN Y OVERLAY
   ========================================== */

.card-image-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
    aspect-ratio: 16/9;
    background: linear-gradient(45deg, #f0f0f0, #e0e0e0);
}

.card-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image-container img {
    transform: scale(1.08);
}

/* Overlay de video eliminado para simplicidad */

/* ==========================================
   CONTENIDO DE LA TARJETA
   ========================================== */

.card-body {
    padding: var(--spacing-xl) !important;
    background: var(--card-bg);
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    color: var(--primary) !important;
    font-weight: 700;
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-md) !important;
    /* display: -webkit-box; */
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-text {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

/* ==========================================
   INFORMACIÓN DE PONENTES
   ========================================== */

.speaker-info {
    margin-bottom: var(--spacing-lg);
}

.speaker-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.speaker-institution {
    display: inline-block;
    color: var(--text-light);
    font-size: 0.85rem;
    font-style: italic;
    font-weight: 400;
    margin-bottom: var(--spacing-xs);
    margin-right: var(--spacing-xs);
}

.speaker-list {
    display: inline-block;
    background: var(--gradient-accent);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-xl);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

/* Moderadores integrados en título de sesión */
.session-moderators {
    display: block;
    margin-top: var(--spacing-md);
    font-size: 0.8rem;
    opacity: 0.9;
    text-align: left;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-sm);
}

.moderators-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    margin-left: var(--spacing-2xl);
    color: rgba(255, 255, 255, 0.9);
}

.moderator-name-title {
    display: inline-block;
    font-weight: 600;
    margin-right: var(--spacing-xs);
    margin-left: var(--spacing-3xl);
    color: white;
}

.moderator-institution-title {
    display: inline-block;
    font-style: italic;
    font-size: 0.75rem;
    opacity: 0.8;
    margin-right: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
}

/* Moderadores integrados en sesiones individuales */
.moderator-info {
    font-size: 0.85rem;
    color: var(--text-light);
}

.moderator-label {
    font-weight: 600;
    margin-right: var(--spacing-xs);
}

.moderator-name {
    color: var(--primary);
    font-weight: 500;
}

/* ==========================================
   BOTONES MODERNOS
   ========================================== */

.modern-btn {
    border: none !important;
    border-radius: 4px !important;
    padding: 12px 20px !important;
    font-weight: 500 !important;
    font-size: 0.8rem !important;
    transition: all var(--transition-fast) !important;
    position: relative;
    overflow: hidden;
    text-transform: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    min-height: 35px;
    text-decoration: none;
}

/* Efectos de hover removidos para simplicidad */

.btn-ver-modern {
    background: var(--terciary) !important;
    color: white !important;
    margin-bottom: 0;
    min-height: 42px;
    font-size: 0.8rem !important;
    padding: 12px 20px !important;
}

.btn-pdf-modern {
    background: var(--gradient-secondary) !important;
    color: white !important;
    min-height: 42px;
    font-size: 0.8rem !important;
    padding: 12px 20px !important;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 767px) {
    .cards-container {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-lg);
        padding: var(--spacing-md);
    }
    
    .cards-container .card {
        width: 100%;
        max-width: 90%;
        min-width: auto;
    }
    
    .card {
        border-radius: var(--border-radius-xl) !important;
    }
    
    .card-image-container {
        aspect-ratio: 16/10;
    }
    
    .card-body {
        padding: var(--spacing-lg) !important;
    }
    
    .card-title {
        font-size: 1.2rem;
        -webkit-line-clamp: 3;
        line-clamp: 3;
    }
    
    .speaker-name {
        font-size: 1rem;
    }
    
    .speaker-institution {
        font-size: 0.9rem;
    }
    
    .modern-btn {
        padding: 14px 24px !important;
        font-size: 0.9rem !important;
    }
    
    /* En móvil sí queremos que los botones se apilen */
    .card-actions {
        flex-direction: column !important;
        gap: var(--spacing-sm);
    }
    
    .card-actions .btn {
        width: 100%;
    }
}

@media (min-width: 768px) and (max-width: 1199px) {
    .cards-container {
        gap: var(--spacing-lg);
    }
    
    .cards-container .card {
        width: calc(50% - var(--spacing-lg));
    }
}