/* ===== VARIABLES GLOBALES ===== */
:root {
    /* Colores Institucionales */
    --brand-green: #44803F;
    --brand-yellow: #FFC636;
    --gray-100: #E4E9F2;
    --gray-300: #c0c5d0;
    --gray-600: #5a5f6b;
    --gray-900: #2B2F36;
    --white: #ffffff;
    --black: #1a1e24;

    /* Tipografía */
    --primary-font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;

    /* Espaciado (1rem = 10px) */
    --space-xs: 0.4rem;
    --space-sm: 0.8rem;
    --space-md: 1.6rem;
    --space-lg: 2.4rem;
    --space-xl: 3.2rem;
    --space-xxl: 4.8rem;

    /* Otros */
    --radius-sm: 0.4rem;
    --radius-md: 0.8rem;
    --radius-lg: 1.2rem;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --transition: all 0.25s ease-in-out;
}

/* ===== RESET Y GLOBALES ===== */
html {
    font-size: 62.5%;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

*,
*::before,
*::after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--primary-font);
    color: var(--gray-900);
    line-height: 1.6;
    font-size: 1.6rem;
    overflow-x: hidden;
    background-color: var(--white);
}

/* ===== UTILIDADES ===== */
.container {
    width: 90%;
    max-width: 1280px;
    margin: 0 auto;
}

.section-title {
    font-size: 3.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--gray-900);
}
.section-title span {
    color: var(--brand-green);
    position: relative;
}
.section-title span::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 100%;
    height: 0.3rem;
    background-color: var(--brand-yellow);
    border-radius: var(--radius-sm);
}

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

/* ===== BOTONES ===== */
.btn {
    display: inline-block;
    padding: 1.2rem 2.8rem;
    font-size: 1.6rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}
.btn-primary {
    background-color: var(--brand-green);
    color: var(--white);
}
.btn-primary:hover {
    background-color: #356a31;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.btn-secondary {
    background-color: var(--brand-yellow);
    color: var(--gray-900);
}
.btn-secondary:hover {
    background-color: #e5b230;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.btn-outline {
    background-color: transparent;
    border-color: var(--brand-green);
    color: var(--brand-green);
}
.btn-outline:hover {
    background-color: var(--brand-green);
    color: var(--white);
}
.btn-aula-virtual {
    background-color: var(--brand-yellow);
    color: var(--gray-900);
    padding: 0.8rem 1.6rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}
.btn-aula-virtual:hover {
    background-color: #e5b230;
    box-shadow: var(--shadow-sm);
}

/* ===== HEADER Y NAVEGACIÓN ===== */
.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--gray-900);
    font-size: 2.2rem;
    font-weight: 700;
}
.logo-icon {
    color: var(--brand-green);
    font-size: 2.8rem;
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 200;
}
.hamburger-line {
    display: block;
    width: 2.5rem;
    height: 0.3rem;
    background-color: var(--gray-900);
    margin: 0.5rem 0;
    transition: var(--transition);
    border-radius: var(--radius-sm);
}
.main-nav {
    display: block;
}
.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}
.nav-list a {
    text-decoration: none;
    color: var(--gray-900);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}
.nav-list a:hover, .nav-list a.active {
    color: var(--brand-green);
    border-bottom-color: var(--brand-green);
}

/* Dropdown */
.dropdown {
    position: relative;
}
.dropdown-toggle {
    background: none;
    border: none;
    font-size: 1.6rem;
    font-weight: 500;
    color: var(--gray-900);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}
.dropdown-toggle:hover {
    color: var(--brand-green);
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: var(--space-sm) 0;
    list-style: none;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 10;
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu a {
    display: block;
    padding: 0.8rem 1.6rem;
    border-bottom: none !important;
}
.dropdown-menu a:hover {
    background-color: var(--gray-100);
    color: var(--brand-green);
}

/* ===== HERO ===== */
.hero {
    padding: var(--space-xxl) 0;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}
.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}
.hero-content h1 {
    font-size: 4.2rem;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}
.hero-content h1 span {
    color: var(--brand-green);
}
.hero-content p {
    font-size: 1.8rem;
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
}
.hero-buttons {
    display: flex;
    gap: var(--space-md);
}
.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ===== CARRUSEL ===== */
.carousel-section {
    padding: var(--space-xxl) 0;
}
.carousel-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.carousel-track-wrapper {
    overflow: hidden;
}
.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    list-style: none;
}
.carousel-slide {
    flex: 0 0 100%;
    min-height: 400px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.carousel-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
}
.slide-content {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    color: var(--white);
    z-index: 2;
    max-width: 60%;
}
.slide-content h3 {
    font-size: 2.4rem;
    margin-bottom: var(--space-xs);
}
.slide-content p {
    font-size: 1.6rem;
    opacity: 0.9;
}
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.3);
    backdrop-filter: blur(4px);
    border: none;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    font-size: 2rem;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}
.carousel-btn:hover {
    background: rgba(255,255,255,0.6);
    color: var(--gray-900);
}
.prev { left: 1rem; }
.next { right: 1rem; }
.carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
    z-index: 10;
}
.dot {
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.5);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}
.dot.active {
    background-color: var(--white);
    transform: scale(1.2);
}

/* ===== GRID DE NOTICIAS Y CARDS ===== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}
.news-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}
.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.card-content {
    padding: var(--space-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.card-category {
    display: inline-block;
    background-color: var(--brand-yellow);
    color: var(--gray-900);
    font-size: 1.2rem;
    font-weight: 600;
    padding: 0.4rem 1.2rem;
    border-radius: 2rem;
    margin-bottom: var(--space-sm);
    align-self: flex-start;
}
.card-title {
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}
.card-date {
    font-size: 1.4rem;
    color: var(--gray-600);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.card-excerpt {
    color: var(--gray-600);
    margin-bottom: var(--space-md);
    flex: 1;
}
.card-btn {
    background: none;
    border: none;
    color: var(--brand-green);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0;
    align-self: flex-start;
    transition: var(--transition);
}
.card-btn:hover {
    color: #2b4f27;
    gap: 0.8rem;
}

/* ===== PÁGINA NOSOTROS ===== */
.page-header {
    background-color: var(--gray-100);
    padding: var(--space-xl) 0;
    margin-bottom: var(--space-xl);
}
.page-header h1 {
    font-size: 4rem;
}
.breadcrumb {
    display: flex;
    gap: var(--space-xs);
    list-style: none;
    margin-top: var(--space-xs);
}
.breadcrumb a {
    color: var(--brand-green);
    text-decoration: none;
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}
.card.mission, .card.vision {
    text-align: center;
    padding: var(--space-xl);
}
.card i {
    font-size: 4rem;
    color: var(--brand-green);
    margin-bottom: var(--space-md);
}
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 2rem;
    top: 0;
    bottom: 0;
    width: 0.4rem;
    background-color: var(--brand-green);
    border-radius: var(--radius-sm);
}
.timeline-item {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    position: relative;
}
.timeline-year {
    min-width: 8rem;
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-green);
    background-color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    z-index: 2;
}
.timeline-content {
    flex: 1;
}
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
}
.value-item {
    text-align: center;
    padding: var(--space-lg);
}
.value-item i {
    font-size: 3rem;
    color: var(--brand-yellow);
    margin-bottom: var(--space-sm);
}

/* ===== FILTROS DE NOTICIAS ===== */
.news-filters {
    margin-bottom: var(--space-xl);
}
.search-box {
    position: relative;
    max-width: 400px;
    margin-bottom: var(--space-md);
}
.search-box i {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-600);
}
.search-box input {
    width: 100%;
    padding: 1.2rem 1.2rem 1.2rem 4rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1.6rem;
    transition: var(--transition);
}
.search-box input:focus {
    outline: none;
    border-color: var(--brand-green);
    box-shadow: 0 0 0 3px rgba(68, 128, 63, 0.2);
}
.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}
.filter-btn {
    background: none;
    border: 1px solid var(--gray-300);
    padding: 0.8rem 2rem;
    border-radius: 3rem;
    font-size: 1.4rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}
.filter-btn.active,
.filter-btn:hover {
    background-color: var(--brand-green);
    border-color: var(--brand-green);
    color: var(--white);
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.modal-overlay.active {
    display: flex;
    opacity: 1;
}
.modal-container {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlide 0.3s ease;
}
.modal-lg {
    max-width: 700px;
}
@keyframes modalSlide {
    from {
        transform: translateY(-30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
}
.modal-header h2 {
    font-size: 2.4rem;
}
.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-600);
    transition: var(--transition);
}
.modal-close:hover {
    color: var(--gray-900);
    transform: scale(1.1);
}
.modal-body {
    padding: var(--space-lg);
}
.comunicado-item {
    margin-bottom: var(--space-lg);
    border-bottom: 1px dashed var(--gray-300);
    padding-bottom: var(--space-lg);
}
.comunicado-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.comunicado-title {
    font-size: 1.8rem;
    margin-bottom: var(--space-xs);
}
.comunicado-date {
    font-size: 1.4rem;
    color: var(--gray-600);
    margin-bottom: var(--space-xs);
}
.comunicado-expand {
    background: none;
    border: none;
    color: var(--brand-green);
    font-weight: 600;
    cursor: pointer;
    margin-top: var(--space-xs);
}
.comunicado-expand i {
    transition: var(--transition);
}
.comunicado-expand[aria-expanded="true"] i {
    transform: rotate(180deg);
}
.comunicado-full {
    margin-top: var(--space-sm);
    padding: var(--space-sm);
    background-color: var(--gray-100);
    border-radius: var(--radius-sm);
}

/* ===== FOOTER ===== */
.main-footer {
    background-color: var(--gray-900);
    color: var(--white);
    padding-top: var(--space-xxl);
    margin-top: var(--space-xxl);
}
.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 2fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
}
.footer-logo {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}
.social-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
}
.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 4rem;
    height: 4rem;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}
.social-links a:hover {
    background-color: var(--brand-green);
    transform: translateY(-3px);
}
.footer-links h3, .footer-contact h3 {
    margin-bottom: var(--space-md);
    font-size: 2rem;
}
.footer-links ul, .footer-contact ul {
    list-style: none;
}
.footer-links li, .footer-contact li {
    margin-bottom: var(--space-sm);
}
.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--brand-yellow);
    padding-left: 0.5rem;
}
.footer-contact i {
    margin-right: var(--space-sm);
    color: var(--brand-yellow);
}
.map-placeholder iframe {
    width: 100%;
    height: 150px;
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
}
.footer-bottom {
    background-color: #1e2229;
    padding: var(--space-lg) 0;
    text-align: center;
    color: var(--gray-300);
}

/* ===== MEDIA QUERIES (RESPONSIVE) ===== */
@media screen and (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-buttons {
        justify-content: center;
    }
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    .footer-contact {
        grid-column: span 2;
    }
}

@media screen and (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        padding: 8rem 2rem 2rem;
        transition: right 0.3s ease;
        z-index: 150;
    }
    .main-nav.active {
        right: 0;
    }
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-lg);
    }
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: var(--space-md);
        display: none;
    }
    .dropdown.open .dropdown-menu {
        display: block;
    }
    .grid-2 {
        grid-template-columns: 1fr;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    .footer-contact {
        grid-column: span 1;
    }
    .timeline::before {
        left: 1.5rem;
    }
    .timeline-item {
        flex-direction: column;
        gap: var(--space-sm);
    }
    .timeline-year {
        align-self: flex-start;
    }
}

@media screen and (max-width: 480px) {
    .hero-content h1 {
        font-size: 3.2rem;
    }
    .carousel-slide {
        min-height: 300px;
    }
    .slide-content {
        max-width: 80%;
    }
}

/* ===== TÍTULOS CENTRADOS ===== */
.text-center {
    text-align: center;
}

.page-header.text-center h1 {
    margin-bottom: var(--space-sm);
}

/* Breadcrumb centrado */
.breadcrumb.justify-center {
    justify-content: center;
}

/* ===== ADJUNTOS EN COMUNICADOS ===== */
.comunicado-adjunto {
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px dashed var(--gray-300);
}

.btn-adjunto {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: var(--gray-100);
    color: var(--brand-green);
    padding: 0.8rem 1.6rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-adjunto:hover {
    background-color: var(--brand-green);
    color: var(--white);
}

.btn-adjunto i {
    font-size: 1.6rem;
}

/* ===== LISTAS DENTRO DE MODALES ===== */
.modal-body ul {
    margin-left: 2rem;
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

.modal-body li {
    margin-bottom: 0.3rem;
}

/* ===== PAGINACIÓN ===== */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    padding: var(--space-lg) 0;
    flex-wrap: wrap;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.8rem 1.6rem;
    background-color: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    color: var(--gray-900);
    font-size: 1.4rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.pagination-btn:hover:not(:disabled) {
    background-color: var(--brand-green);
    border-color: var(--brand-green);
    color: var(--white);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--gray-100);
}

.pagination-numbers {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-number {
    min-width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    color: var(--gray-900);
    font-size: 1.4rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    padding: 0 var(--space-xs);
}

.pagination-number:hover {
    background-color: var(--gray-100);
    border-color: var(--gray-600);
}

.pagination-number.active {
    background-color: var(--brand-green);
    border-color: var(--brand-green);
    color: var(--white);
}

/* Ajuste para móviles */
@media screen and (max-width: 480px) {
    .pagination-container {
        gap: var(--space-sm);
    }
    
    .pagination-btn {
        padding: 0.6rem 1.2rem;
        font-size: 1.2rem;
    }
    
    .pagination-number {
        min-width: 3.2rem;
        height: 3.2rem;
        font-size: 1.2rem;
    }
}