/*
==============================================
VARIABLES GLOBALES
==============================================
*/
:root {
    --color-fondo-principal: #111827; 
    --color-fondo-secundario: #1F2937; 
    --color-tarjeta: #202020;
    --color-texto-claro: #E5E5E5;
    --color-texto-secundario-claro: #AAAAAA;
    --color-texto-oscuro: #141414; 
    --color-texto-tarjeta-claro: #E5E5E5;
    --color-texto-tarjeta-secundario: #AAAAAA;
    --color-acento-oro: #F4D03F; 
    --color-acento-oro-hover: #F7DC6F; 
    --color-acento-plata: #E1E1E1; 
    --color-acento-plata-hover: #FFFFFF; 
    --color-acento-bronce: #DAA520; 
    --color-acento-bronce-hover: #FFBF00; 
    --color-acento-fuentes: #3B82F6; 
    --color-acento-fuentes-hover: #60A5FA; 
}

/*
==============================================
ESTILOS BASE
==============================================
*/
body { 
    background-color: var(--color-fondo-principal); 
    color: var(--color-texto-claro); 
    font-family: 'Montserrat', sans-serif; 
    margin: 0; 
    padding: 0; 
}

.section-wrapper {
    width: 100%;
    padding: 1rem 2rem 3rem 2rem; 
    box-sizing: border-box; 
}

.section-dark {
    background-color: var(--color-fondo-secundario); 
}

/*
==============================================
HEADER
==============================================
*/
.main-header {
    position: sticky;
    top: 0;
    z-index: 1001;
    width: 100%;
    height: 80px;
    padding: 0 2rem;
    box-sizing: border-box;
    background-color: var(--color-fondo-secundario);
    border-bottom: 1px solid #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-brand-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    height: 100%;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#header-logo {
    height: 120px;
    width: auto;
    display: block;
}

.title-slogan-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.main-header h1 {
    font-size: 1.8rem;
    color: var(--color-texto-claro);
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0;
    line-height: 1.1;
}

.main-header .slogan {
    font-size: 0.85rem;
    color: var(--color-texto-secundario-claro);
    letter-spacing: 0.5px;
    margin: 0;
    font-style: italic;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

header .donation-container {
    margin: 0;
    padding: 0;
    border: none;
}

header .donation-button {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
    background: none;
    border: 1px solid var(--color-acento-oro);
    color: var(--color-acento-oro);
}

header .donation-button:hover {
    background-color: var(--color-acento-oro);
    color: var(--color-texto-oscuro);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(244, 208, 63, 0.3);
}

@media (max-width: 850px) {
    .main-header .slogan { display: none; }
    .main-header { padding: 0 1rem; }
}

@media (max-width: 600px) {
    .donation-text { display: none; }
    header .donation-button { padding: 0.3rem 0.5rem; font-size: 1.2rem; }
    .header-actions { gap: 0.5rem; }
}

@media (max-width: 480px) {
    .main-header { height: auto; flex-direction: column; padding: 0.5rem; }
    .logo-container { width: 100%; justify-content: center; padding-bottom: 0.5rem; border-bottom: 1px solid #444; }
    .lang-switcher { padding: 0.5rem 0; }
    .main-nav { top: 96px; }
}

/*
==============================================
NAVEGACIÓN
==============================================
*/
html {
    scroll-behavior: smooth;
    scroll-padding-top: 130px;
}

.main-nav {
    position: sticky;
    top: 80px;
    width: 100%;
    z-index: 1000;
}

.main-nav ul {
    display: flex;
    width: 100%;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    flex: 1;
    margin: 0;
    text-align: center;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.main-nav li:last-child {
    border-right: none;
}

.main-nav a {
    display: block;
    padding: 1rem 0.5rem;
    color: var(--color-texto-oscuro);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

/* Colores de Cuadrantes */
.nav-quadrant-oro { background-color: var(--color-acento-oro); }
.nav-quadrant-plata { background-color: var(--color-acento-plata); }
.nav-quadrant-bronce { background-color: var(--color-acento-bronce); }
.nav-quadrant-fuentes { background-color: var(--color-acento-fuentes); }

/* Hover de Cuadrantes */
.nav-quadrant-oro:hover { background-color: var(--color-acento-oro-hover); transform: scale(1.05); z-index: 10; }
.nav-quadrant-plata:hover { background-color: var(--color-acento-plata-hover); transform: scale(1.05); z-index: 10; }
.nav-quadrant-bronce:hover { background-color: var(--color-acento-bronce-hover); transform: scale(1.05); z-index: 10; }
.nav-quadrant-fuentes:hover { background-color: var(--color-acento-fuentes-hover); transform: scale(1.05); z-index: 10; }

/* Colores de texto específicos */
.nav-quadrant-fuentes a,
.nav-quadrant-fuentes:hover a {
    color: var(--color-texto-claro);
}

@media (max-width: 850px) {
    .main-nav ul { flex-direction: column; }
    .main-nav li { border-right: none; border-bottom: 1px solid rgba(0, 0, 0, 0.2); }
    .main-nav a { font-size: 1rem; }
    html { scroll-padding-top: 270px; }
}

/* Botones de Idioma */
.lang-switcher { display: flex; gap: 0.5rem; }
.lang-button {
    background: none;
    border: 1px solid var(--color-texto-secundario-claro);
    color: var(--color-texto-secundario-claro);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}
.lang-button:hover, .lang-button.active {
    background-color: var(--color-acento-plata);
    color: var(--color-fondo-secundario);
    border-color: var(--color-acento-plata);
}

/*
==============================================
SECCIONES Y ESTRUCTURA GENERAL
==============================================
*/
.section-header, .secondary-header, .historical-header {
    text-align: center;
    margin-bottom: 3rem;
}
.secondary-header, .historical-header {
    padding-top: 3rem;
    margin-bottom: 1rem;
}

/* Títulos de Sección */
.section-header h2, .secondary-header h2, .historical-header h2 {
    font-size: 2.8rem;
    color: var(--color-texto-claro);
    font-weight: 700;
    display: inline-block;
    padding-bottom: 8px;
    margin: 0;
}
.section-header h2 { border-bottom: 3px solid var(--color-acento-oro); }
.secondary-header h2 { font-size: 2.5rem; border-bottom: 3px solid var(--color-acento-plata); }
.historical-header h2 { font-size: 2.5rem; border-bottom: 3px solid var(--color-acento-bronce); }

/* Descripciones de Sección */
.section-header p, .secondary-header p, .historical-header p {
    font-size: 1.1rem;
    color: var(--color-texto-secundario-claro);
    max-width: 800px;
    margin: 1rem auto 0 auto;
}
.secondary-header p, .historical-header p { margin-bottom: 3rem; }
.update-date {
    font-size: 0.9rem;
    color: var(--color-texto-secundario-claro);
    font-style: italic;
    margin-top: 1.5rem;
}

/* Grids */
.conflict-grid, .secondary-conflict-grid, .historical-conflict-grid {
    display: grid;
    gap: 2rem;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}
.conflict-grid, .secondary-conflict-grid { grid-template-columns: 1fr; }
.historical-conflict-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }

@media (min-width: 768px) { .conflict-grid, .secondary-conflict-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .secondary-conflict-grid { grid-template-columns: repeat(3, 1fr); } }

/*
==============================================
TARJETAS DE CONFLICTO
==============================================
*/
.conflict-container, .conflict-container-minor, .conflict-container-historical {
    background-color: var(--color-tarjeta);
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-top-color 0.3s ease, opacity 0.4s ease;
}

/* Estilos específicos de tarjeta */
.conflict-container { padding: 2rem; border-top: 4px solid var(--color-acento-oro); transform: translateY(20px); }
.conflict-container-minor { padding: 1.5rem; border-top: 4px solid var(--color-acento-plata); opacity: 0.8; animation-delay: 0.5s; }
.conflict-container-historical { padding: 1.25rem; border-radius: 10px; border-top: 4px solid var(--color-acento-bronce); opacity: 0.8; animation-delay: 1s; position: relative; overflow: hidden; }

/* Efecto Spotlight */
.conflict-grid:hover > .conflict-container:not(:hover),
.secondary-conflict-grid:hover > .conflict-container-minor:not(:hover),
.historical-conflict-grid:hover > .conflict-container-historical:not(:hover) { opacity: 0.3; }

/* Hover de Tarjetas */
.conflict-container:hover { transform: translateY(-10px) scale(1.03); box-shadow: 0 16px 40px rgba(0,0,0,0.8), 0 0 30px rgba(255, 195, 0, 0.7); border-top-color: var(--color-acento-oro-hover); }
.conflict-container-minor:hover { opacity: 1; transform: translateY(-10px) scale(1.03); box-shadow: 0 16px 40px rgba(0,0,0,0.8), 0 0 35px rgba(192, 192, 192, 0.8); border-top-color: var(--color-acento-plata-hover); }
.conflict-container-historical:hover { opacity: 1; transform: translateY(-8px) scale(1.03); box-shadow: 0 12px 30px rgba(0,0,0,0.6), 0 0 25px rgba(205, 127, 50, 0.6); border-top-color: var(--color-acento-bronce-hover); }

@keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }
.conflict-container:nth-child(1) { animation-delay: 0.1s; }
.conflict-container:nth-child(2) { animation-delay: 0.2s; }
.conflict-container:nth-child(3) { animation-delay: 0.3s; }
.conflict-container:nth-child(4) { animation-delay: 0.4s; }
.conflict-container:nth-child(5) { animation-delay: 0.5s; }

/* Contenido Interno de Tarjetas */
.conflict-title { color: var(--color-texto-claro); font-weight: 700; margin: 0 0 0.5rem 0; }
.conflict-container .conflict-title { font-size: 1.8rem; }
.conflict-container-minor .conflict-title { font-size: 1.4rem; }
.conflict-container-historical .conflict-title { font-size: 1.2rem; margin-bottom: 1rem; }

.conflict-parties, .start-date { color: var(--color-texto-secundario-claro); font-style: italic; }
.conflict-container .conflict-parties { font-size: 1.1rem; margin-bottom: 1.5rem; }
.conflict-container .start-date { font-size: 0.9rem; margin: -1rem 0 1.5rem 0; }
.conflict-container-minor .conflict-parties { font-size: 1rem; margin-bottom: 1rem; }
.conflict-container-minor .start-date { font-size: 0.9rem; margin: -0.5rem 0 1.5rem 0; }
.conflict-container-historical .conflict-parties { font-size: 0.85rem; margin: -0.5rem 0 1.5rem 0; height: 55px; overflow: hidden; line-height: 1.4; color: var(--color-texto-tarjeta-secundario); }

.map-image, .map-image-minor { width: 100%; object-fit: cover; border-radius: 8px; background-color: #333; border: 1px solid #444; display: block; }
.map-image { height: 170px; margin-bottom: 2rem; }
.map-image-minor { height: 120px; margin-bottom: 1.5rem; }

/* Stats */
.stats-grid { display: grid; gap: 1rem; margin-bottom: 1rem; }
.conflict-container .stats-grid { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
.conflict-container-minor .stats-grid, .conflict-container-historical .stats-grid { grid-template-columns: 1fr; gap: 0.8rem; margin-bottom: 0; }

.conflict-stats { background-color: rgba(0, 0, 0, 0.2); border: 1px solid #444; border-radius: 8px; padding: 1rem; text-align: center; }
.conflict-container-historical .conflict-stats { padding: 0.8rem; }

.stat-number { font-family: 'Roboto Mono', monospace; font-weight: 700; line-height: 1.2; }
.conflict-container .stat-number { font-size: 1.8rem; color: var(--color-acento-oro); }
.conflict-container-minor .stat-number { font-size: 1.6rem; color: var(--color-acento-plata); opacity: 0.95; }
.conflict-container-historical .stat-number { font-size: 1.3rem; color: var(--color-acento-bronce); }

.stat-label { font-size: 0.8rem; color: var(--color-texto-secundario-claro); margin-top: 0.25rem; }
.conflict-container-historical .stat-label { font-size: 0.75rem; }
.stats-disclaimer { font-size: 0.8rem; color: var(--color-texto-secundario-claro); text-align: center; font-style: italic; margin: 0 auto 2rem auto; max-width: 90%; }
.idp-explanation { font-size: 0.7rem; color: var(--color-texto-tarjeta-secundario); margin: 0.2rem 0 0 0; font-style: italic; }

.conflict-container-historical .conflict-type .stat-number { font-size: 1.1rem; color: var(--color-acento-bronce); font-family: 'Montserrat', sans-serif; font-weight: 700; }
.conflict-container-historical .stats-grid .conflict-type { grid-column: 1 / -1; }
@media (min-width: 200px) { .conflict-container-historical .stats-grid .conflict-type { grid-column: auto; } }
.conflict-container-historical .conflict-stats:nth-child(2) .stat-label { font-size: 0.7rem; }

/* CONTADOR */
.counter { font-family: 'Roboto Mono', monospace; font-size: 2.5rem; color: var(--color-acento-oro); font-weight: 700; display: flex; justify-content: center; flex-wrap: wrap; gap: 1.5rem; }
.conflict-container-minor .counter { color: var(--color-acento-plata); font-size: 2.1rem; margin-top: 1.5rem; }
.counter-segment { text-align: center; line-height: 1.1; }
.counter-segment span { display: block; font-size: 0.8rem; color: var(--color-texto-claro); font-weight: 400; font-family: 'Montserrat', sans-serif; margin-top: 0.1rem; }

/*
==============================================
BOTONES (Leer más, Cargar más)
==============================================
*/
.learn-more-button {
    display: block; width: 100%; padding: 0.8rem 1rem; margin-top: 2rem;
    text-align: center; text-decoration: none; font-weight: 700; border-radius: 8px;
    opacity: 0; transform: translateY(10px); transition: background-color 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
    box-sizing: border-box;
}

/* CORRECCIÓN DEL COLOR MORADO: Forzamos el color en :visited */
.learn-more-button,
.learn-more-button:visited {
    color: var(--color-texto-oscuro);
}

.conflict-container .learn-more-button { background-color: var(--color-acento-oro); }
.conflict-container-minor .learn-more-button { background-color: var(--color-acento-plata); margin-top: 1.5rem; }
.conflict-container-historical .learn-more-button { background-color: var(--color-acento-bronce); margin-top: 1.5rem; padding: 0.6rem; font-size: 0.9rem; }

.conflict-container:hover .learn-more-button,
.conflict-container-minor:hover .learn-more-button,
.conflict-container-historical:hover .learn-more-button { opacity: 1; transform: translateY(0); }

.conflict-container .learn-more-button:hover { background-color: var(--color-acento-oro-hover); transform: scale(1.02); }
.conflict-container-minor .learn-more-button:hover { background-color: var(--color-acento-plata-hover); transform: scale(1.02); }
.conflict-container-historical .learn-more-button:hover { background-color: var(--color-acento-bronce-hover); transform: scale(1.02); }

/* Botones Cargar Más */
.load-more-container, .load-more-container-bronze { grid-column: 1 / -1; text-align: center; padding-top: 1rem; }
#load-more-btn, #load-more-btn-bronze { padding: 12px 24px; font-size: 1.1rem; font-weight: 700; color: var(--color-texto-oscuro); border: none; border-radius: 8px; cursor: pointer; transition: all 0.3s ease; }
#load-more-btn { background-color: var(--color-acento-plata); }
#load-more-btn:hover { background-color: var(--color-acento-plata-hover); transform: translateY(-2px); box-shadow: 0 4px 15px rgba(225, 225, 225, 0.2); }
#load-more-btn-bronze { background-color: var(--color-acento-bronce); }
#load-more-btn-bronze:hover { background-color: var(--color-acento-bronce-hover); transform: translateY(-2px); box-shadow: 0 4px 15px rgba(218, 165, 32, 0.3); }

/*
==============================================
FOOTER
==============================================
*/
footer { margin: 0; padding: 3rem 2rem; font-size: 0.9rem; color: var(--color-texto-secundario-claro); text-align: center; background-color: var(--color-fondo-secundario); border-top: 1px solid #333; line-height: 1.6; }
footer p { margin: 0.8rem auto; max-width: 800px; }
footer p:last-child { font-size: 0.85rem; color: #999; }
footer strong { color: var(--color-texto-claro); font-weight: 700; }
footer .donation-container { margin: 2rem 0; padding: 2rem 0; border-top: 1px solid #444; border-bottom: 1px solid #444; }
footer .donation-button { display: inline-block; padding: 12px 24px; font-size: 1.1rem; font-weight: 700; color: var(--color-texto-oscuro); background-color: var(--color-acento-oro); border-radius: 8px; text-decoration: none; transition: all 0.3s ease; box-shadow: 0 4px 15px rgba(244, 208, 63, 0.3); border: none; }
footer .donation-button:hover { background-color: var(--color-acento-oro-hover); color: #000; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(244, 208, 63, 0.5); }
.humanitarian-links { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid #444; }
.humanitarian-links strong { color: var(--color-texto-claro); margin-right: 0.5rem; }
.humanitarian-links a { color: var(--color-texto-secundario-claro); text-decoration: none; margin: 0 0.5rem; transition: color 0.3s ease, text-decoration 0.3s ease; }
.humanitarian-links a:hover { color: var(--color-acento-plata-hover); text-decoration: underline; }

/* =========================================================
   BLOQUE RESPONSIVO FINAL (MÓVIL Y TABLET)
   Reemplaza todo tu bloque @media al final de CSS con esto.
========================================================= */

/* --- 1. TABLETS (< 850px) --- */
/* Ajuste del Nav a cuadrícula 2x2 */
@media (max-width: 850px) {
    .main-nav ul {
        flex-direction: row !important;
        flex-wrap: wrap;
    }
    .main-nav li {
        flex: 1 1 45% !important;
        border-right: none !important;
        border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    }
    .main-nav li:nth-child(odd) { 
        border-right: 1px solid rgba(255,255,255,0.05) !important; 
    }
    .main-nav a {
        font-size: 0.8rem;
        padding: 0.9rem 0.2rem; 
    }
    html {
        scroll-padding-top: 170px; 
    }
}

/* --- 2. MÓVILES GENERAL (< 768px) --- */
@media (max-width: 768px) {
    /* Header y Nav compactos */
    .main-header { height: 60px; padding: 0 1rem; }
    .main-nav { top: 60px; }
    .main-header .slogan { display: none; } 
    .main-nav a { font-size: 0.75rem; padding: 0.8rem 0.2rem; }

    /* Botón donar se convierte en solo icono en MÓVIL (pero no en MUY PEQUEÑO) */
    .donation-text {
        display: none; /* <-- Oculta "Apoya este proyecto" */
    }
    header .donation-button {
        font-size: 1.2rem; /* <-- Aumenta el ☕ */
        padding: 0.3rem 0.5rem;
    }

    /* 5. TARJETAS MENOS ALARGADAS */
    .section-wrapper { padding: 2rem 1rem; } 
    .conflict-container, .conflict-container-minor, .conflict-container-historical { 
        padding: 1.25rem !important; 
    }
    .conflict-title { font-size: 1.4rem !important; line-height: 1.2; }
    .map-image, .map-image-minor { height: 140px; margin-bottom: 1rem; } 
    .conflict-parties { font-size: 0.9rem !important; margin-bottom: 1rem !important; }
    .start-date { margin-top: -0.5rem !important; margin-bottom: 1rem !important; }
    
    /* 4. NÚMEROS QUE NO SE DESBORDAN */
    .stat-number { 
        font-size: 1.3rem !important; 
        line-height: 1.1;
        overflow-wrap: break-word; /* Forza el ajuste de números largos */
    }
    .stat-label { font-size: 0.7rem !important; }
    .conflict-stats { padding: 0.6rem 0.4rem !important; }
    
    /* Contador más compacto */
    .counter { font-size: 2rem !important; gap: 1rem; margin-top: 1rem; }
    .counter-segment span { font-size: 0.7rem; }
    .conflict-container-minor .counter { font-size: 1.8rem !important; }

    /* 3. SOMBRAS DE COLOR SIEMPRE VISIBLES */
    .conflict-container, .conflict-container-minor, .conflict-container-historical {
        opacity: 1 !important; transform: none !important;
    }
    .conflict-container {
        border-top-color: var(--color-acento-oro) !important;
        box-shadow: 0 10px 20px rgba(0,0,0,0.8), 0 0 35px rgba(244, 208, 63, 0.6) !important;
    }
    .conflict-container-minor {
        border-top-color: var(--color-acento-plata) !important;
        box-shadow: 0 10px 20px rgba(0,0,0,0.8), 0 0 35px rgba(225, 225, 225, 0.5) !important;
    }
    .conflict-container-historical {
        border-top-color: var(--color-acento-bronce) !important;
        box-shadow: 0 10px 20px rgba(0,0,0,0.8), 0 0 35px rgba(205, 127, 50, 0.6) !important;
    }
    .learn-more-button {
        opacity: 1 !important; transform: translateY(0) !important; margin-top: 1.25rem;
    }
}

/* --- 3. MÓVILES MUY PEQUEÑOS (< 480px) --- */
/* Soluciona solapamiento y activa la barra de donación */
@media (max-width: 480px) {
    .main-header {
        height: auto; 
        flex-direction: column; 
        padding: 0;
    }
    
    .header-brand-link {
        width: 100%;
        justify-content: center; 
        padding: 0.5rem 0;
        border-bottom: 1px solid #444; 
    }
    
    /* 1. LOGO MÓVIL (Tamaño decente) */
    #header-logo { height: 38px; }
    .main-header h1 { font-size: 1.2rem; }
    .logo-container { gap: 0.5rem; }

    .header-actions {
        width: 100%;
        display: block; /* Apila donación e idiomas */
        padding: 0;
    }

    /* 2. BOTÓN DE DONACIÓN COMO BARRA */
    header .donation-container {
        margin: 0; 
    }
    header .donation-button {
        display: block;
        width: 100%;
        padding: 0.8rem 0;
        font-size: 0.9rem;
        font-weight: 700;
        text-align: center;
        background-color: var(--color-acento-oro);
        color: var(--color-texto-oscuro);
        border: none;
        border-radius: 0;
        box-shadow: none;
    }
    header .donation-button:hover {
        background-color: var(--color-acento-oro-hover);
        transform: none; 
    }
    
    /* Forzamos que el texto "Apóyanos" sea visible aquí */
    .donation-text {
        display: inline !important; 
    }

    /* Centrar los botones de idioma debajo de la barra de donación */
    .lang-switcher {
        justify-content: center;
        padding: 0.5rem 0;
        background-color: var(--color-fondo-secundario);
    }

    /* Ajustar el nav pegajoso a la nueva altura del header */
    /* Header ahora mide ~ 60px (logo) + 40px (donar) + 30px (lang) = ~130px */
    .main-nav {
        top: 130px; 
    }
    
    /* Ajustar el scroll-padding */
    html {
        scroll-padding-top: 220px; /* 130px header + ~90px nav */
    }
}