/* Variables */
:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --accent: #0ea5e9;
    --white: #ffffff;
    --gray-light: #f8fafc;
    --gray: #64748b;
    --max-width: 1200px;
}

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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
}

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

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-fade-in-delay {
    animation: fadeIn 0.8s ease-out 0.3s forwards;
    opacity: 0;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.6s forwards;
    opacity: 0;
}

/* Contenedor */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 8rem 0 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1470&q=80') center/cover;
    opacity: 0.1;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
}

.hero .subtitle {
    font-size: 1.5rem;
    opacity: 0.9;
    margin-bottom: 3rem;
    position: relative;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    position: relative;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Secciones */
.section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-light);
    margin: 1rem auto 0;
    border-radius: 2px;
}

.bg-light {
    background-color: var(--gray-light);
}

.bg-pattern {
    background-color: var(--white);
    background-image: radial-gradient(var(--gray-light) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Introducción */
.intro-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-text .lead {
    font-size: 1.25rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.intro-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
                0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Tablas de Investigación */
.research-tables {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.research-table {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.research-table:hover {
    transform: translateY(-5px);
}

.table-image {
    height: 200px;
    overflow: hidden;
}

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

.research-table:hover .table-image img {
    transform: scale(1.05);
}

.research-table h3 {
    color: var(--primary-dark);
    padding: 1.5rem;
    margin: 0;
    font-size: 1.25rem;
    border-bottom: 2px solid var(--gray-light);
}

.research-table ul {
    list-style: none;
    padding: 1.5rem;
}

.research-table li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.research-table li::before {
    content: '•';
    color: var(--primary-light);
    position: absolute;
    left: 0;
}

/* Tablas de Datos */
.data-tables-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.data-table-wrapper {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.data-table-wrapper:hover {
    transform: translateY(-10px);
}

.data-table-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.data-table-wrapper:hover .data-table-title {
    opacity: 1;
    transform: translateY(0);
}

.data-table-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: all 0.3s ease;
}

/* Modal */
.data-table-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 2rem;
}

.data-table-modal.active {
    display: flex;
}

.modal-content {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.modal-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
}

.modal-close {
    position: absolute;
    top: -2rem;
    right: -2rem;
    background: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.5rem;
}

.modal-close:hover {
    transform: rotate(90deg);
}

/* Misión y Visión */
.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card-icon svg {
    color: var(--white);
}

.card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.mission-list, .vision-list {
    list-style: none;
    margin-top: 1.5rem;
}

.mission-list li, .vision-list li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.mission-list li::before, .vision-list li::before {
    content: '→';
    color: var(--primary-light);
    position: absolute;
    left: 0;
}

/* Cuerpos Académicos */
.academic-bodies {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.academic-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.academic-card:hover {
    transform: translateY(-5px);
}

.card-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.card-header h3 {
    color: var(--primary-dark);
    font-size: 1.25rem;
    line-height: 1.4;
    margin: 0;
}

.card-badge {
    background: var(--accent);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    align-self: flex-start;
}

.badge {
    background: var(--primary-light);
    color: var(--white);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.academic-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.academic-card li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-light);
}

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

/* Responsive */
@media (max-width: 1024px) {
    .research-tables,
    .data-tables-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .academic-bodies {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .intro-grid {
        grid-template-columns: 1fr;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .research-tables,
    .data-tables-grid {
        grid-template-columns: 1fr;
    }

    .data-table-title {
        opacity: 1;
        transform: translateY(0);
    }

    .section {
        padding: 4rem 0;
    }

    .section-title {
        font-size:  font-size 2rem;
    }
    
    .card-header {
        text-align: center;
    }
    
    .card-badge {
        align-self: center;
    }
    
    .modal-close {
        top: 1rem;
        right: 1rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .card {
        padding: 1.5rem;
    }
    
    .academic-card {
        padding: 1.5rem;
    }
    
    .card-header h3 {
        font-size: 1.1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.875rem;
    }
    
    .intro-image img {
        height: 300px;
    }
    
    .data-table-image {
        height: 250px;
    }
}