/* ============================================
   COLEGIO FRANCISCA DIEZ CANSECO DE CASTILLA
   Hoja de estilos principal
   ============================================ */

/* Variables CSS */
:root {
    --color-primario: #ff9900;
    --color-primario-oscuro: #9A1830;
    --color-secundario: #333333;
    --color-hero: #fffb00;
    --color-slider: #1bb6d1f8;
    --color-destacado: #9A1830;
    --color-textomenu: #ffffff;
    --color-footer: #003249;
    --color-fondo: #f5f5f5;
    --color-blanco: #ffffff;
    --color-header: #02114e;
    --color-texto: #444444;
    --color-texto-claro: #777777;
    --color-borde: #DDDDDD;
    --sombra: 0 4px 15px rgba(0, 0, 0, 0.1);
    --radio: 8px;
    --transicion: all 0.3s ease;
    --fuente-principal: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

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

body {
    font-family: var(--fuente-principal);
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transicion);
}

ul {
    list-style: none;
}

p {
    text-align: justify;
}

.container {
    max-width: 90%;
    margin: 0 auto;
    padding: 0 20px;
}

/* Loader */
.loader {
    position: fixed;
    inset: 0;
    background: var(--color-blanco);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.oculto {
    opacity: 0;
    visibility: hidden;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-borde);
    border-top-color: var(--color-primario);
    border-radius: 50%;
    animation: girar 1s linear infinite;
}

@keyframes girar {
    to {
        transform: rotate(360deg);
    }
}

/* Header */
.header-principal {
    background: rgba(0, 49, 71, 0.904);
    box-shadow: var(--sombra);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    color: var(--color-blanco);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radio);
    font-weight: bold;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.logo-text strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-primario);
    line-height: 1.2;
}

.logo-text small {
    font-size: 0.75rem;
    color: var(--color-textomenu);
    ;
}

/* Menu hamburguesa */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--color-primario);
    border-radius: 2px;
    transition: var(--transicion);
}

/* Navegacion */
.navegacion ul {
    display: flex;
    gap: 5px;
}

.navegacion a {
    display: block;
    padding: 10px 12px;
    border-radius: var(--radio);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-textomenu);
}

.navegacion a:hover,
.navegacion a.activo {
    background: var(--color-primario);
    color: var(--color-blanco);
}

/* Secciones */
.seccion {
    padding: 60px 0;
}

.seccion-destacada {
    background-color: var(--color-fondo);
}

.seccion-titulo {
    text-align: center;
    margin-bottom: 40px;
}

.seccion-titulo h2 {
    font-size: 2rem;
    color: var(--color-primario);
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.seccion-titulo h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-primario);
    margin: 10px auto 0;
    border-radius: 2px;
}

.seccion-titulo p {
    color: var(--color-texto-claro);
    max-width: 600px;
    margin: 0 auto;
}

/* Hero / Slider */
.hero {
    position: relative;
    height: 768px;
    overflow: hidden;
    background: var(--color-hero);
}

.slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
}

.slide.activo {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: var(--color-slider);
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #ffffff;
    padding: 20px;
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

.slide-content h1 {
    font-size: 2.8rem;
    margin-bottom: 15px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 25px;
    text-align: center;
}

.btn-primario {
    display: inline-block;
    background: var(--color-primario);
    color: var(--color-blanco);
    padding: 12px 30px;
    border-radius: var(--radio);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transicion);
}

.btn-primario:hover {
    background: var(--color-primario-oscuro);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(196, 30, 58, 0.3);
}

.btn-secundario {
    display: inline-block;
    background: transparent;
    color: var(--color-blanco);
    padding: 12px 30px;
    border-radius: var(--radio);
    font-weight: 600;
    border: 2px solid var(--color-blanco);
    cursor: pointer;
    transition: var(--transicion);
}

.btn-secundario:hover {
    background: var(--color-blanco);
    color: var(--color-primario);
}

.slider-controls {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.486);
    color: var(--color-primario);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: var(--transicion);
    pointer-events: auto;
}

.slider-btn:hover {
    background: var(--color-blanco);
    transform: translateY(-50%) scale(1.05);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: var(--transicion);
}

.dot.activo {
    background: var(--color-blanco);
    width: 30px;
    border-radius: 6px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Cards */
.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background: var(--color-blanco);
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra);
    transition: var(--transicion);
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card-img {
    height: 200px;
    background: var(--color-borde);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-texto-claro);
    font-size: 0.9rem;
    overflow: hidden;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-body h3 {
    font-size: 1.2rem;
    color: var(--color-primario);
    margin-bottom: 10px;
}

.card-body p {
    color: var(--color-texto-claro);
    font-size: 0.95rem;
    flex: 1;
}

.card-meta {
    margin-top: 15px;
    font-size: 0.8rem;
    color: var(--color-texto-claro);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Bienvenida */
.bienvenida {
    background: var(--color-blanco);
    padding: 60px 0;
}

.bienvenida-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.bienvenida-texto h2 {
    font-size: 2rem;
    color: var(--color-primario);
    margin-bottom: 15px;
}

.bienvenida-texto p {
    margin-bottom: 15px;
    color: var(--color-texto);
}

.bienvenida-img {
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra);
    background: var(--color-borde);
    min-height: 300px;
    display: flex;
    padding-top: 0px;
    padding-inline: 0px;
    align-items: top;
    justify-content: center;
    color: var(--color-primario);
    text-shadow: #010720 1px 1px 2px;
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.288) 0%, rgba(0, 13, 131, 0.548) 100%), url('../img/portada/1.jpg') center/cover no-repeat;
}

/* Destacados */
.destacados {
    background: var(--color-destacado);
    color: #ffffff;
    padding: 20px 0;
}

.destacados-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.destacado-item {
    padding: 20px;
}

.destacado-item .numero {
    font-size: 3rem;
    font-weight: bold;
    color: var(--color-primario);
    display: block;
}

.destacado-item span:last-child {
    font-size: 1rem;
    opacity: 0.9;
}

/* Nosotros */
.mvv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.mvv-item {
    background: var(--color-blanco);
    padding: 30px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    border-top: 4px solid var(--color-primario);
    transition: var(--transicion);
}

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

.mvv-item h3 {
    color: var(--color-primario);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.historia {
    background: var(--color-blanco);
    padding: 40px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    margin-bottom: 40px;
}

.historia p {
    margin-bottom: 15px;
    text-align: justify;
}

.quienes-somos-section {
    background: var(--color-blanco);
    padding: 40px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    border-left: 5px solid var(--color-secundario);
}

.quienes-somos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.valores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

/* Tablas */
.tabla-responsive {
    overflow-x: auto;
}

.tabla-datos {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-blanco);
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra);
}

.tabla-datos thead {
    background: var(--color-primario);
    color: var(--color-blanco);
}

.tabla-datos th,
.tabla-datos td {
    padding: 15px;
    text-align: left;
}

.tabla-datos tbody tr {
    border-bottom: 1px solid var(--color-borde);
    transition: var(--transicion);
}

.tabla-datos tbody tr:hover {
    background: #FFF5F5;
}

.tabla-datos tbody tr:last-child {
    border-bottom: none;
}

/* Formularios */
.formulario {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-blanco);
    padding: 40px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--color-secundario);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transicion);
    background: var(--color-blanco);
    color: var(--color-texto);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

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

.error-msg {
    color: var(--color-primario);
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.form-group.error .form-control {
    border-color: var(--color-primario);
}

.form-group.error .error-msg {
    display: block;
}

/* Alertas */
.alerta {
    padding: 15px 20px;
    border-radius: var(--radio);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.alerta-exito {
    background: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
}

.alerta-error {
    background: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
}

/* Footer */
.footer-principal {
    border-top: 6px solid var(--color-primario);
    background: var(--color-footer);
    color: var(--color-blanco);
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
    text-align: justify;
}

.footer-col {
    padding: 20px;
    box-shadow: var(--sombra);
}

.footer-col h3,
.footer-col h4 {
    color: var(--color-primario);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.footer-col p,
.footer-col a {
    color: #BBBBBB;
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: block;
}

.footer-col a:hover {
    color: var(--color-blanco);
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-copy {
    padding-top: 20px;
    text-align: center;
    color: #999;
    font-size: 0.85rem;
}

/* Paginacion */
.paginacion {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.paginacion a,
.paginacion span {
    padding: 8px 14px;
    border-radius: var(--radio);
    background: var(--color-blanco);
    color: var(--color-texto);
    font-size: 0.9rem;
    box-shadow: var(--sombra);
    transition: var(--transicion);
}

.paginacion a:hover,
.paginacion span.activo {
    background: var(--color-primario);
    color: var(--color-blanco);
}

/* Noticia individual */
.noticia-detalle {
    background: var(--color-blanco);
    padding: 40px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    max-width: 900px;
    margin: 0 auto;
}

.noticia-detalle img {
    width: 100%;
    height: auto;
    border-radius: var(--radio);
    margin-bottom: 25px;
}

.noticia-detalle h1 {
    color: var(--color-primario);
    font-size: 2rem;
    margin-bottom: 10px;
}

.noticia-detalle .fecha {
    color: var(--color-texto-claro);
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: block;
}

.noticia-detalle p {
    margin-bottom: 15px;
    text-align: justify;
}

/* Admin login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-secundario) 0%, var(--color-primario-oscuro) 100%);
    padding: 20px;
}

.login-box {
    background: var(--color-blanco);
    padding: 40px;
    border-radius: var(--radio);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 420px;
}

.login-box h2 {
    text-align: center;
    color: var(--color-primario);
    margin-bottom: 25px;
    font-size: 1.6rem;
}

.login-logo {
    text-align: center;
    margin-bottom: 20px;
}

.login-logo span {
    display: inline-block;
    background: var(--color-primario);
    color: var(--color-blanco);
    width: 60px;
    height: 60px;
    line-height: 60px;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Panel admin */
.admin-header {
    background: var(--color-secundario);
    color: var(--color-blanco);
    padding: 15px 0;
}

.admin-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-nav ul {
    display: flex;
    gap: 20px;
}

.admin-nav a {
    color: #BBBBBB;
    font-size: 0.9rem;
}

.admin-nav a:hover,
.admin-nav a.activo {
    color: var(--color-blanco);
}

.admin-main {
    padding: 40px 0;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--color-blanco);
    padding: 25px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    text-align: center;
    border-left: 4px solid var(--color-primario);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--color-primario);
}

.stat-card p {
    color: var(--color-texto-claro);
    font-size: 0.95rem;
    text-align: center;
}

.admin-section {
    background: var(--color-blanco);
    padding: 30px;
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    margin-bottom: 30px;
}

.admin-section h2 {
    color: var(--color-primario);
    margin-bottom: 20px;
    font-size: 1.4rem;
}

.acciones {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-editar {
    background: #007BFF;
    color: var(--color-blanco);
    padding: 6px 12px;
    border-radius: var(--radio);
    font-size: 0.8rem;
    margin-right: 5px;
}

.btn-editar:hover {
    background: #0056b3;
}

.btn-eliminar {
    background: var(--color-primario);
    color: var(--color-blanco);
    padding: 6px 12px;
    border-radius: var(--radio);
    font-size: 0.8rem;
    border: none;
    cursor: pointer;
}

.btn-eliminar:hover {
    background: var(--color-primario-oscuro);
}

/* Imagenes tabla admin */
.img-tabla {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radio);
}

.img-placeholder {
    width: 60px;
    height: 60px;
    background: var(--color-borde);
    border-radius: var(--radio);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: var(--color-texto-claro);
}

/* Upload preview */
.upload-preview {
    margin-top: 10px;
    max-width: 200px;
    border-radius: var(--radio);
    overflow: hidden;
    border: 1px solid var(--color-borde);
}

/* Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

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

@media (max-width: 768px) {
    .header-principal {
        transition: transform 0.3s ease-in-out;
    }

    .header-principal.header-oculto {
        transform: translateY(-100%);
    }

    .menu-toggle {
        display: flex;
    }

    .navegacion {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(18, 87, 119, 0.983);
        box-shadow: var(--sombra);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease;
    }

    .navegacion.activo {
        max-height: 600px;
    }

    .navegacion ul {
        flex-direction: column;
        padding: 10px 20px;
    }

    .navegacion a {
        padding: 12px;
        border: 1px solid var(--color-borde);
    }

    .hero {
        height: 400px;
    }

    .slide-content h1 {
        font-size: 2rem;
    }

    .slide-content p {
        font-size: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .seccion {
        padding: 40px 0;
    }

    .seccion-titulo h2 {
        font-size: 1.6rem;
    }

    .noticia-detalle {
        padding: 20px;
    }

    .noticia-detalle img {
        height: 250px;
    }

    .login-box {
        padding: 25px;
    }

    .historia {
        padding: 20px;
    }

    .quienes-somos-section {
        padding: 20px;
    }

    .quienes-somos-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .mvv-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .logo-text strong {
        font-size: 0.8rem;
    }

    .logo-text small {
        font-size: 0.65rem;
    }

    .hero {
        height: 350px;
    }

    .slide-content h1 {
        font-size: 1.5rem;
    }

    .btn-primario,
    .btn-secundario {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .formulario {
        padding: 25px;
    }

    .tabla-datos th,
    .tabla-datos td {
        padding: 10px;
        font-size: 0.85rem;
    }

    .historia {
        padding: 15px;
    }

    .quienes-somos-section {
        padding: 15px;
    }

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

/* ============================================
   MODO OSCURO / CLARO (Dinamico)
   ============================================ */

/* Estilos de Boton de Cambio */
.dark-mode-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-textomenu);
    transition: var(--transicion);
    margin-left: 10px;
}

.dark-mode-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.15);
}

.dark-mode-btn:focus {
    outline: 2px solid var(--color-primario);
}

/* Redefinicion de Variables en Modo Oscuro */
html.dark-mode {
    --color-fondo: #121212;
    --color-blanco: #1e1e1e;
    --color-texto: #e2e8f0;
    --color-texto-claro: #94a3b8;
    --color-borde: #334155;
    --sombra: 0 4px 20px rgba(0, 0, 0, 0.6);
    --color-secundario: #f8fafc;
    --color-footer: #0f172a;
}

/* Ajustes Adicionales de Contenido en Modo Oscuro */
html.dark-mode body {
    background-color: var(--color-fondo);
    color: var(--color-texto);
}

html.dark-mode .tabla-datos tbody tr:hover {
    background: #1e293b;
}

html.dark-mode .formulario input,
html.dark-mode .formulario textarea,
html.dark-mode .formulario select {
    background-color: #151d2a;
    border-color: var(--color-borde);
    color: var(--color-texto);
}

html.dark-mode .formulario input:focus,
html.dark-mode .formulario textarea:focus,
html.dark-mode .formulario select:focus {
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(255, 153, 0, 0.25);
}

/* Ajustar colores de textos especificos en el footer y otros bloques */
html.dark-mode footer {
    background: var(--color-footer);
}

html.dark-mode .bienvenida-grid>div:last-child {
    border: 1px solid var(--color-borde);
}

/* ============================================
   BOTÓN FLOTANTE DE WHATSAPP
   ============================================ */
.btn-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    transition: var(--transicion);
    text-decoration: none;
}

.btn-whatsapp:hover {
    background-color: #20ba5a;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
    color: white;
}

/* Ajuste responsivo para pantallas pequeñas */
@media (max-width: 480px) {
    .btn-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }

    .btn-whatsapp svg {
        width: 25px;
        height: 25px;
    }
}

/* ============================================
   PÁGINA DE DOCENTES - FOTOS CIRCULARES
   ============================================ */
.pagina-docentes .card {
    align-items: center;
    padding-top: 20px;
}

.pagina-docentes .card-img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto;
    border: 3px solid var(--color-primario);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: var(--transicion);
}

.pagina-docentes .card:hover .card-img {
    transform: scale(1.05);
    border-color: var(--color-primario-oscuro);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.25);
}

.pagina-docentes .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* ============================================
   PÁGINA DE SERVICIOS - IMÁGENES DE SERVICIO
   ============================================ */
.pagina-servicios .card-img {
    height: 180px;
    width: 100%;
    overflow: hidden;
}

.pagina-servicios .card:hover .card-img img {
    transform: scale(1.05);
}

.pagina-servicios .card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transicion);
}

/* ============================================
   PÁGINA NOSOTROS - HISTORIA GRID
   ============================================ */
.historia-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 0;
}

.historia-img {
    border-radius: var(--radio);
    overflow: hidden;
    box-shadow: var(--sombra);
    border: 1px solid var(--color-borde);
    height: 350px;
}

.historia-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transicion);
}

.historia-img img:hover {
    transform: scale(1.03);
}

@media (max-width: 768px) {
    .historia-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .historia-img {
        height: 250px;
    }
}

/* ============================================
   BOTÓN FLOTANTE DE MODO OSCURO (MÓVIL)
   ============================================ */
.btn-dark-mode-floating {
    display: none;
    position: fixed;
    background-color: var(--color-blanco);
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    cursor: pointer;
    transition: var(--transicion);
}

.btn-dark-mode-floating:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

@media (max-width: 768px) {
    .btn-dark-mode-floating {
        display: flex;
        bottom: 30px;
        right: 105px;
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .btn-dark-mode-floating {
        bottom: 20px;
        right: 85px;
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

/* Ocultar botones flotantes al hacer scroll hacia abajo en pantallas pequeñas */
@media (max-width: 768px) {

    .btn-whatsapp.btn-oculto,
    .btn-dark-mode-floating.btn-oculto {
        transform: translateY(120px) !important;
        opacity: 0 !important;
        pointer-events: none;
    }
}

/* ============================================
   MODALES DEL FOOTER (Términos & Privacidad)
   ============================================ */
.footer-modal-trigger {
    color: #999;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transicion);
}

.footer-modal-trigger:hover {
    color: var(--color-primario);
    text-decoration: underline;
}

.modal-footer {
    display: flex;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-footer.activo {
    opacity: 1;
    pointer-events: auto;
}

.modal-footer-content {
    background: var(--color-blanco);
    color: var(--color-texto);
    width: 90%;
    max-width: 650px;
    max-height: 80vh;
    border-radius: var(--radio);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 1px solid var(--color-borde);
    overflow: hidden;
}

.modal-footer.activo .modal-footer-content {
    transform: scale(1);
}

.modal-footer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--color-borde);
    background: var(--color-fondo);
}

.modal-footer-header h2 {
    font-size: 1.25rem;
    color: var(--color-primario);
    margin: 0;
}

.modal-footer-close {
    background: none;
    border: none;
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--color-texto-claro);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    transition: var(--transicion);
}

.modal-footer-close:hover {
    color: var(--color-primario);
    transform: scale(1.1);
}

.modal-footer-body {
    padding: 20px;
    overflow-y: auto;
    font-size: 0.95rem;
    line-height: 1.6;
}

.modal-footer-body h3 {
    font-size: 1.05rem;
    margin-top: 15px;
    margin-bottom: 5px;
    color: var(--color-secundario);
}

.modal-footer-body p {
    margin-bottom: 12px;
    text-align: justify;
}

/* Enlace opcional de Google Drive */
.btn-drive:hover {
    background-color: #e8eaed !important;
    transform: scale(1.1);
}

/* ============================================
   VISTA DE LOGIN COMUNIDAD EDUCATIVA
   ============================================ */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 20px;
    min-height: calc(100vh - 350px);
}

.login-tarjeta {
    background: var(--color-blanco);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-borde);
    width: 100%;
    max-width: 480px;
    overflow: hidden;
    transition: var(--transicion);
}

.login-tarjeta-header {
    padding: 30px 30px 20px;
    text-align: center;
    background: linear-gradient(135deg, var(--color-header) 0%, var(--color-primario-oscuro) 100%);
    color: #ffffff;
}

.login-tarjeta-header h2 {
    font-size: 1.6rem;
    margin-top: 10px;
    margin-bottom: 5px;
    color: var(--color-hero);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.login-tarjeta-header p {
    font-size: 0.9rem;
    opacity: 0.9;
    text-align: center;
    margin: 0;
    color: #ffffff;
}

.login-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-borde);
    background: var(--color-fondo);
}

.login-tab-btn {
    flex: 1;
    padding: 15px 10px;
    background: none;
    border: none;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-texto-claro);
    transition: var(--transicion);
    border-bottom: 3px solid transparent;
    text-align: center;
}

.login-tab-btn:hover {
    color: var(--color-primario);
    background: rgba(255, 153, 0, 0.05);
}

.login-tab-btn.activo {
    color: var(--color-primario);
    border-bottom-color: var(--color-primario);
    background: var(--color-blanco);
}

.login-cuerpo {
    padding: 30px;
}

.login-form {
    display: none;
}

.login-form.activo {
    display: block;
    animation: fadeIn 0.4s ease;
}

/* Soporte modo oscuro */
html.dark-mode .login-tarjeta {
    background: #111827;
    border-color: #374151;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

html.dark-mode .login-tabs {
    background: #1f2937;
    border-bottom-color: #374151;
}

html.dark-mode .login-tab-btn {
    color: #9ca3af;
}

html.dark-mode .login-tab-btn.activo {
    background: #111827;
    color: var(--color-primario);
}