/* Iguazú Online - Tema Principal */
/* Paleta: Negro #000, Blanco #fff, Turquesa #02afc2 */

/* ========== VARIABLES ========== */
:root {
    --color-primary: #02afc2;
    --color-primary-dark: #018a9a;
    --color-primary-light: #33c0d0;
    --color-dark: #000000;
    --color-light: #ffffff;
    --color-gray: #333333;
    --color-gray-medium: #666666;
    --color-gray-light: #f5f5f5;
    --color-border: #e0e0e0;

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);

    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;

    --border-radius: 8px;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;
}

/* ========== RESET & BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* ========== NAVBAR ========== */
.navbar,
#mainNav {
    background: var(--color-dark) !important;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: transform var(--transition-fast);
    padding: 12px 0;
}

.navbar.hide {
    transform: translateY(-100%);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar-brand img {
    height: 60px;
    width: auto;
    transition: transform var(--transition-fast);
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--color-light) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 10px 16px;
    border-radius: var(--border-radius);
    position: relative;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary) !important;
    background: rgba(2, 175, 194, 0.1);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-fast), left var(--transition-fast);
}

.nav-link:hover::before {
    width: 80%;
    left: 10%;
}

/* Dropdown */
.dropdown-menu {
    background: var(--color-dark);
    border: 1px solid rgba(2, 175, 194, 0.2);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    margin-top: 8px;
    min-width: 220px;
    display: none;
    /* Oculto por defecto */
    position: absolute;
    z-index: 1000;
    /* Fix visual */
    list-style: none !important;
    padding: 8px 0;
    margin-left: 0;
}

.dropdown-menu[style*="display: block"] {
    display: block !important;
}

.navbar-collapse {
    display: none !important;
}

.navbar-collapse[style*="display: block"] {
    display: block !important;
}

@media (min-width: 992px) {
    .navbar-collapse {
        display: flex !important;
    }

    .navbar-toggler {
        display: none;
    }
}

.dropdown-menu li {
    list-style: none !important;
    margin: 0;
    padding: 0;
}

.dropdown-item {
    color: var(--color-light) !important;
    padding: 10px 20px;
    transition: all var(--transition-fast);
    border-radius: 4px;
    margin: 4px 8px;
    display: block;
    /* Asegurar que ocupe el ancho */
}

.dropdown-item:hover,
.dropdown-item.active {
    background: rgba(2, 175, 194, 0.15);
    color: var(--color-primary) !important;
}

.dropdown-scrollable {
    max-height: 500px;
    overflow-y: auto;
    overflow-x: hidden;
    /* Diseño de 3 columnas */
    min-width: 600px;
    /* Reducido un poco para seguridad */
    columns: 3;
    column-gap: 1rem;
    padding: 1rem;
}

/* Alinear el menú "Más" a la derecha para que no se salga de la pantalla */
#moreDropdown {
    left: auto;
    right: 0;
}

/* Evitar que los items se corten entre columnas */
.dropdown-scrollable li {
    break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 4px;
}

.dropdown-scrollable .dropdown-item {
    width: 100%;
    display: inline-block;
    /* Ayuda con el break-inside */
}

.dropdown-scrollable::-webkit-scrollbar {
    width: 8px;
}

.dropdown-scrollable::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

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

.dropdown-scrollable::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

.dropdown-header {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 20px;
}

/* Mobile Menu Toggle */
.navbar-toggler {
    background: var(--color-primary);
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    color: var(--color-light);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.navbar-toggler:hover {
    background: var(--color-primary-dark);
    transform: scale(1.05);
}

/* ========== MASTHEAD / HERO ========== */
.masthead {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-gray) 100%);
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.masthead::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(45deg, transparent 48%, var(--color-primary) 48%, var(--color-primary) 52%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, var(--color-primary) 48%, var(--color-primary) 52%, transparent 52%);
    background-size: 60px 60px;
    opacity: 0.03;
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 60px 60px;
    }
}

/* ========== CARDS ========== */
.card {
    background: var(--color-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
    border: 1px solid var(--color-border);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.card-img-top {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

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

.card-body {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.card-title a:hover {
    color: var(--color-primary);
}

.card-text {
    color: var(--color-gray-medium);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

.card-meta i {
    color: var(--color-primary);
}

/* Badge de categoría */
.badge-category {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-primary);
    color: var(--color-light);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

/* ========== ARTICLE PAGE ========== */
.article-header {
    text-align: center;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: var(--color-gray-light);
}

/* Nuevo diseño de cabecera de artículo */
.article-header-grid {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.article-header-image-container {
    flex: 0 0 220px;
    /* Ancho más reducido tipo thumbnail */
}

.article-header-img {
    width: 100%;
    height: 150px;
    /* Altura más compacta */
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    display: block;
}

.article-header-info {
    flex: 1;
}

.article-title {
    font-size: 2rem;
    /* Reducir un poco el tamaño para que encaje mejor */
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    margin-top: 0;
    /* Asegurar que empiece arriba */
}

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    color: var(--color-gray-medium);
    font-size: 0.9rem;
}

/* Responsive para cabecera */
@media (max-width: 768px) {
    .article-header-grid {
        flex-direction: column;
    }

    .article-header-image-container {
        flex: none;
        width: 100%;
        margin-bottom: 16px;
    }

    .article-header-img {
        height: auto;
        max-height: 300px;
    }
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-gray);
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg) 0;
}

.article-content h2,
.article-content h3 {
    color: var(--color-dark);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.article-content h2 {
    font-size: 1.8rem;
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-sm);
}

.article-content h3 {
    font-size: 1.4rem;
}

.article-content p {
    margin-bottom: var(--spacing-md);
}

.article-content a {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-fast);
}

.article-content a:hover {
    border-bottom-color: var(--color-primary);
}

.article-content img {
    border-radius: var(--border-radius);
    margin: var(--spacing-lg) 0;
    box-shadow: var(--shadow-md);
}

.article-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    font-style: italic;
    color: var(--color-gray-medium);
    background: var(--color-gray-light);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

/* ========== FOOTER ========== */
.footer {
    background: var(--color-dark);
    color: var(--color-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    color: var(--color-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--color-light);
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    color: var(--color-gray-medium);
    font-size: 0.9rem;
}

/* ========== UTILITIES ========== */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-light);
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--color-light);
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 2px;
}

/* Grid de artículos */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 991px) {
    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-dark);
        padding: 16px;
        box-shadow: var(--shadow-lg);
        max-height: 80vh;
        overflow-y: auto;
    }

    .navbar-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .nav-link {
        padding: 12px 16px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        margin: 0;
        padding-left: 16px;
        background: rgba(255, 255, 255, 0.05);
    }

    .dropdown-scrollable {
        max-height: 300px;
        /* Resetear columnas en móvil */
        columns: 1;
        min-width: auto;
        width: 100%;
        padding: 0;
    }
}

@media (max-width: 768px) {
    .article-title {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .articles-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .navbar-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-link {
        padding: 12px 16px;
    }

    .card-img-top {
        height: 180px;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Lazy loading placeholder */
img[loading="lazy"] {
    background: var(--color-gray-light);
}

/* Print styles */
@media print {

    .navbar,
    .footer,
    .btn-primary {
        display: none;
    }

    .article-content {
        max-width: 100%;
    }
}

/* ========== CUSTOM GRID SYSTEM ========== */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.col-lg-8,
.col-lg-4 {
    position: relative;
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

@media (min-width: 992px) {
    .col-lg-8 {
        flex: 0 0 66.666667%;
        max-width: 66.666667%;
    }

    .col-lg-4 {
        flex: 0 0 33.333333%;
        max-width: 33.333333%;
    }
}

/* ========== PREMIUM SIDEBAR DESIGN ========== */
.blog-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-widget {
    background: #ffffff;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.02);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    position: relative;
}

.sidebar-widget:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: #1a202c;
    margin-bottom: 20px;
    padding-bottom: 12px;
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.5px;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--color-primary, #02afc2);
    border-radius: 2px;
}

.widget-title i {
    color: var(--color-primary, #02afc2);
    font-size: 1.1em;
}

/* Weather Widget - Premium Look */
.weather-widget {
    background: linear-gradient(135deg, #02afc2 0%, #00d2ff 100%);
    color: white;
    border: none;
}

.weather-widget .widget-title {
    color: white;
    border-bottom-color: rgba(255, 255, 255, 0.3);
}

.weather-widget .widget-title::after {
    background: white;
}

.weather-widget .widget-title i {
    color: rgba(255, 255, 255, 0.9);
}

.weather-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 5px;
}

.weather-content i.fa-sun {
    font-size: 3.5rem;
    color: #ffd700;
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.5));
    animation: spin-slow 20s linear infinite;
}

@keyframes spin-slow {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.weather-info {
    text-align: right;
}

.weather-info .temp {
    font-size: 2.5rem;
    font-weight: 800;
    display: block;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.weather-info .desc {
    font-size: 1rem;
    font-weight: 500;
    opacity: 0.9;
    text-transform: capitalize;
}

/* Currency Widget - Clean Table */
.currency-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.currency-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
    transition: background-color 0.2s;
}

.currency-item:hover {
    background-color: #f8fafc;
    padding-left: 8px;
    padding-right: 8px;
    margin: 0 -8px;
    border-radius: 6px;
    border-bottom-color: transparent;
}

.currency-item:last-child {
    border-bottom: none;
}

.currency-flag {
    font-size: 1.4rem;
    margin-right: 12px;
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.1));
}

.currency-name {
    font-weight: 600;
    color: #4a5568;
    font-size: 0.95rem;
}

.currency-val {
    font-weight: 700;
    color: #2d3748;
    font-family: 'Roboto Mono', monospace;
    background: #edf2f7;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.9rem;
}

/* Popular/Related Articles - Modern List */
.popular-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.popular-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
    text-decoration: none;
    position: relative;
}

.popular-item img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.popular-item:hover img {
    transform: scale(1.05);
}

.popular-info {
    flex: 1;
}

.popular-info h4 {
    font-size: 0.95rem;
    line-height: 1.4;
    margin-bottom: 6px;
    color: #2d3748;
    font-weight: 700;
    transition: color 0.2s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.popular-item:hover h4 {
    color: var(--color-primary, #02afc2);
}

.popular-info .date {
    font-size: 0.75rem;
    color: #a0aec0;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.popular-info .date::before {
    content: '\f017';
    /* fa-clock */
    font-family: "Font Awesome 6 Free";
    font-weight: 400;
}

/* Tags Widget - Interactive Cloud */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-pill {
    background: #f7fafc;
    color: #4a5568;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.tag-pill:hover {
    background: var(--color-primary, #02afc2);
    color: white;
    border-color: var(--color-primary, #02afc2);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 133, 161, 0.2);
}

/* Responsive Sidebar */
@media (max-width: 991px) {
    .blog-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        margin-top: 50px;
        padding-top: 30px;
        border-top: 1px solid #e2e8f0;
    }

    .sidebar-widget {
        height: 100%;
        /* Equal height cards */
    }
}