/* Noticias Mobile Modern CSS */
:root {
    /* Colors */
    --c-primary: #1e40af;
    --c-primary-50: #eff6ff;
    --c-primary-100: #dbeafe;
    --c-primary-500: #3b82f6;
    --c-primary-600: #2563eb;
    --c-primary-700: #1d4ed8;
    --c-primary-800: #1e40af;
    --c-primary-900: #1e3a8a;
    
    --c-secondary: #64748b;
    --c-secondary-50: #f8fafc;
    --c-secondary-100: #f1f5f9;
    --c-secondary-500: #64748b;
    --c-secondary-600: #475569;
    --c-secondary-700: #334155;
    
    --c-accent: #8b5cf6;
    --c-accent-50: #faf5ff;
    --c-accent-100: #f3e8ff;
    --c-accent-500: #8b5cf6;
    --c-accent-600: #7c3aed;
    
    --c-success: #10b981;
    --c-success-50: #ecfdf5;
    --c-success-100: #d1fae5;
    
    --c-warning: #f59e0b;
    --c-warning-50: #fffbeb;
    --c-warning-100: #fef3c7;
    
    --c-danger: #ef4444;
    --c-danger-50: #fef2f2;
    --c-danger-100: #fee2e2;
    
    --c-white: #ffffff;
    --c-gray-50: #f9fafb;
    --c-gray-100: #f3f4f6;
    --c-gray-200: #e5e7eb;
    --c-gray-300: #d1d5db;
    --c-gray-400: #9ca3af;
    --c-gray-500: #6b7280;
    --c-gray-600: #4b5563;
    --c-gray-700: #374151;
    --c-gray-800: #1f2937;
    --c-gray-900: #111827;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 2.5rem;
    --space-3xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* Reset y base */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--c-gray-800);
    background: var(--c-gray-50);
}

/* Layout principal */
.noticias-layout {
    min-height: 100vh;
    background: var(--c-gray-50);
}

/* Hero Section */
.noticias-hero {
    background: linear-gradient(135deg, var(--c-primary-600) 0%, var(--c-primary-800) 100%);
    color: var(--c-white);
    padding: var(--space-2xl) 0;
    position: relative;
    overflow: hidden;
    min-height: 200px;
}

.hero-waves {
    position: absolute;
    bottom: -30px;
    left: 0;
    width: 100%;
    height: 100px;
    z-index: 2;
    animation: waveFloat 6s ease-in-out infinite;
}

.hero-waves svg {
    width: 100%;
    height: 100%;
}

@keyframes waveFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-5px);
    }
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.hero-info {
    flex: 1;
}

.hero-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    font-size: 1.5rem;
}

.hero-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 0;
}

/* Search Section */
.search-section {
    flex: 0 0 300px;
    position: relative;
}

.search-container {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg) var(--space-md) var(--space-3xl);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--c-white);
    backdrop-filter: blur(10px);
    transition: var(--transition-fast);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.8);
}

.search-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.search-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    pointer-events: none;
}

.search-loading {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    display: none;
}

/* Contenido principal */
.noticias-content {
    padding: var(--space-2xl) 0;
    position: relative;
    z-index: 4;
}

.content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Grid de noticias */
.noticias-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

/* Card de noticia */
.noticia-card {
    background: var(--c-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--c-gray-200);
    overflow: hidden;
    transition: var(--transition-normal);
    text-decoration: none;
    color: inherit;
    position: relative;
    display: block;
}

.noticia-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    text-decoration: none;
    color: inherit;
    border-color: var(--c-primary-300);
}

.noticia-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--c-primary-500), var(--c-accent-500));
    opacity: 0;
    transition: var(--transition-fast);
}

.noticia-card:hover::before {
    opacity: 1;
}

/* Imagen de la noticia */
.noticia-image, .card-image {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: var(--c-gray-100);
}

.noticia-img, .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.noticia-card:hover .noticia-img,
.noticia-card:hover .card-image img {
    transform: scale(1.05);
}

.noticia-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    opacity: 0;
    transition: var(--transition-fast);
}

.noticia-card:hover .noticia-overlay {
    opacity: 1;
}

/* Estilos específicos para las cards generadas por JavaScript */
.noticia-card {
    height: 420px;
    display: flex;
    flex-direction: column;
}

.card-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--c-primary-600);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
}

.card-action .arrow {
    transition: transform 0.3s ease;
}

.noticia-card:hover .card-action .arrow {
    transform: translateX(4px);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    opacity: 0;
    transition: var(--transition-fast);
}

.noticia-card:hover .image-overlay {
    opacity: 1;
}

/* Badge de fecha */
.noticia-date-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: rgba(255, 255, 255, 0.95);
    color: var(--c-gray-800);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

/* Badge de categoría */
.noticia-category-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--c-primary-600);
    color: var(--c-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Contenido de la noticia */
.noticia-content, .card-content {
    padding: var(--space-lg);
    height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.noticia-title, .card-title {
    font-size: 1rem;
    font-weight: var(--font-weight-bold);
    color: var(--c-gray-800);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 3.9em;
    flex-grow: 1;
}

.noticia-meta, .card-date {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--c-gray-600);
    font-size: 0.8rem;
    margin-bottom: var(--space-sm);
}

.noticia-date {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.noticia-excerpt {
    color: var(--c-gray-600);
    font-size: 0.875rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--space-md);
}

.noticia-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--c-gray-200);
}

.read-more {
    color: var(--c-primary-600);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: var(--transition-fast);
}

.read-more:hover {
    color: var(--c-primary-700);
    text-decoration: none;
}

.read-more-icon {
    transition: var(--transition-fast);
}

.noticia-card:hover .read-more-icon {
    transform: translateX(4px);
}

.noticia-tags {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.noticia-tag {
    background: var(--c-gray-100);
    color: var(--c-gray-700);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
}

/* Estados vacíos */
.empty-state {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--c-gray-500);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--c-gray-700);
    margin-bottom: var(--space-sm);
}

.empty-message {
    font-size: 1rem;
    margin-bottom: 0;
}

/* Loading state */
.loading-state {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-3xl);
    color: var(--c-gray-500);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--c-gray-300);
    border-top: 3px solid var(--c-primary-600);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: var(--space-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Featured card (primera noticia) */
.noticia-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 300px;
}

.noticia-card.featured .noticia-image {
    height: 100%;
    min-height: 300px;
}

.noticia-card.featured .noticia-content {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.noticia-card.featured .noticia-title {
    font-size: 1.5rem;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    min-height: 4.2em;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .search-section {
        flex: 1;
        width: 100%;
        max-width: 400px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 0.875rem;
    }
    
    .noticias-content {
        padding: var(--space-xl) 0;
    }
    
    .content-container {
        padding: 0 var(--space-md);
    }
    
    .noticias-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .noticia-card {
        margin: 0;
    }
    
    .noticia-card.featured {
        grid-column: 1;
        grid-template-columns: 1fr;
    }
    
    .noticia-card.featured .noticia-content {
        padding: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .noticia-content {
        padding: var(--space-md);
    }
    
    .noticia-image {
        height: 180px;
    }
    
    .noticia-card.featured .noticia-image {
        min-height: 200px;
    }
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.noticia-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

.noticia-card:nth-child(1) { animation-delay: 0s; }
.noticia-card:nth-child(2) { animation-delay: 0.1s; }
.noticia-card:nth-child(3) { animation-delay: 0.2s; }
.noticia-card:nth-child(4) { animation-delay: 0.3s; }
.noticia-card:nth-child(5) { animation-delay: 0.4s; }
.noticia-card:nth-child(6) { animation-delay: 0.5s; }

/* Focus states para accesibilidad */
.search-input:focus-visible,
.noticia-card:focus-visible {
    outline: 2px solid var(--c-primary-500);
    outline-offset: 2px;
}

/* Estados de hover mejorados */
.noticia-card:focus {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Mejoras para pantallas de alta resolución */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 2dppx) {
    .noticia-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}