/* Projects Section */

.projects {
    background: var(--bg-primary);
}

/* Filters */
.projects__filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 2px solid transparent;
    border-radius: 25px;
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
}

.filter-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--text-primary);
    border-color: transparent;
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

/* Projects Grid */
.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

/* Project Card */
.project-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    opacity: 0;
}

.project-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.2);
}

/* Project Image */
.project-card__image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-card__image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 15px;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
    transform: scale(1.05);
}

/* Overlay */
.project-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(15, 23, 42, 0.8) 100%
    );
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.project-card:hover .project-card__overlay {
    opacity: 1;
}

.project-card__links {
    display: flex;
    gap: var(--spacing-sm);
}

.project-card__link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: 50%;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.project-card__link:hover {
    background: var(--accent-color);
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.4);
}

/* Project Content */
.project-card__content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    min-height: 32px;
}

.project-card__tag {
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    border-radius: 15px;
    font-size: var(--text-xs);
    font-weight: 600;
    font-family: var(--font-code);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.project-card__title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
    min-height: 2.8rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-card__description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 4.8rem;
}

.project-card__features {
    list-style: none;
    margin-bottom: var(--spacing-md);
    padding-left: 0;
    min-height: 120px;
}

.project-card__features li {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.project-card__features li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: var(--text-lg);
}

.project-card__btn {
    width: 100%;
    padding: 12px;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: auto;
}

.project-card__btn:hover {
    background: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .projects__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .project-card__image {
        height: 200px;
    }
    
    .project-card__content {
        padding: var(--spacing-md);
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: var(--text-sm);
    }
    
    .modal__content {
        width: 95%;
        max-height: 95vh;
        padding: var(--spacing-lg);
    }
    
    .modal__body {
        flex-direction: column;
    }
    
    .modal__image-section {
        width: 100%;
    }
    
    .modal__gallery {
        height: 400px;
    }
    
    .modal__nav-btn {
        width: 40px;
        height: 40px;
    }
    
    .modal__nav-btn--prev {
        left: 10px;
    }
    
    .modal__nav-btn--next {
        right: 10px;
    }
    
    .modal__thumbnail {
        width: 70px;
        height: 50px;
    }
    
    .modal__info {
        width: 100%;
    }
    
    .modal__actions {
        flex-direction: column;
    }
    
    .modal__btn {
        width: 100%;
    }
    
    .project-card__image {
        height: 250px;
    }
}

/* ===== PROJECT MODAL ===== */

.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.modal__content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    max-width: 1000px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--spacing-2xl);
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
    z-index: 1;
}

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

/* Scrollbar personalizado para el modal */
.modal__content::-webkit-scrollbar {
    width: 8px;
}

.modal__content::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

.modal__content::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

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

/* Botón cerrar */
.modal__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #ef4444;
    transition: all var(--transition-fast);
    z-index: 2;
}

.modal__close:hover {
    background: #ef4444;
    color: white;
    transform: rotate(90deg);
    box-shadow: 0 5px 15px rgba(239, 68, 68, 0.4);
}

/* Body del modal */
.modal__body {
    display: flex;
    gap: var(--spacing-xl);
}

/* Sección de imagen con galería */
.modal__image-section {
    width: 50%;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.modal__gallery {
    position: relative;
    width: 100%;
    height: 550px;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__main-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
    transition: opacity 0.3s ease;
}

/* Botones de navegación */
.modal__nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 2;
}

.modal__nav-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.4);
}

.modal__nav-btn--prev {
    left: 15px;
}

.modal__nav-btn--next {
    right: 15px;
}

/* Contador de imágenes */
.modal__image-counter {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 20px;
    color: white;
    font-size: var(--text-sm);
    font-weight: 600;
    border: 1px solid rgba(59, 130, 246, 0.3);
    z-index: 2;
}

/* Miniaturas */
.modal__thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding: 10px 0;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-primary);
}

.modal__thumbnails::-webkit-scrollbar {
    height: 6px;
}

.modal__thumbnails::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 3px;
}

.modal__thumbnails::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

.modal__thumbnail {
    width: 100px;
    height: 70px;
    object-fit: contain;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: 8px;
    cursor: pointer;
    flex-shrink: 0;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
    opacity: 0.6;
    padding: 4px;
}

.modal__thumbnail:hover {
    opacity: 1;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.modal__thumbnail.active {
    opacity: 1;
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

.modal__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.modal__tag {
    padding: 6px 12px;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    color: var(--primary-color);
    border-radius: 15px;
    font-size: var(--text-xs);
    font-weight: 600;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Información del proyecto */
.modal__info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.modal__title {
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-primary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal__description {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

/* Secciones del modal */
.modal__section {
    margin-bottom: var(--spacing-lg);
}

.modal__section-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Features list */
.modal__features {
    list-style: none;
    padding: 0;
}

.modal__features li {
    padding: 12px 0;
    padding-left: 30px;
    color: var(--text-secondary);
    font-size: var(--text-base);
    line-height: 1.6;
    position: relative;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.modal__features li:last-child {
    border-bottom: none;
}

.modal__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: var(--text-lg);
}

/* Tech stack */
.modal__tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-sm);
}

.modal__tech-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: rgba(59, 130, 246, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(59, 130, 246, 0.1);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.modal__tech-item:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.modal__tech-icon {
    color: var(--primary-color);
    font-size: var(--text-lg);
}

/* Acciones del modal */
.modal__actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: auto;
    padding-top: var(--spacing-lg);
}

.modal__btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-size: var(--text-base);
    font-weight: 600;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.modal__btn--primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border: none;
}

.modal__btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
}

.modal__btn--secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.modal__btn--secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}