/* ============================================
   NODO INFORMATIVO - Estilo Personalizado
   Paleta: Baby Blue, Blue Bell, Yale Blue, Jet Black
   Layout: Ticker lateral + card grid principal
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;800&family=Noto+Sans:wght@400;600;700&display=swap');

/* ===== HEADER ===== */
.header {
    background: var(--ni-black);
    border-bottom: 3px solid var(--ni-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(25,45,60,0.5);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo-section { display: flex; align-items: center; flex-shrink: 0; }
.site-logo { height: 54px; width: auto; object-fit: contain; display: block; }

/* ===== NAVEGACIÓN ===== */
.main-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0;
}

.nav-link {
    font-family: 'Noto Sans', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.78rem;
    padding: 10px 16px;
    color: var(--ni-baby-blue);
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
    display: inline-block;
    opacity: 0.75;
}

.nav-link:hover,
.nav-link.active {
    color: var(--ni-white);
    border-bottom-color: var(--ni-blue);
    opacity: 1;
}

/* ===== LAYOUT PRINCIPAL: ticker lateral + grid ===== */
.featured-section { padding: var(--space-2xl) 0 var(--space-md); }

/* Contenedor con sidebar de ticker */
.ni-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 32px;
    align-items: start;
}

/* ===== HERO CARD (artículo principal) ===== */
.ni-hero {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    margin-bottom: 28px;
}

.ni-hero img {
    width: 100%;
    aspect-ratio: 16/7;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.ni-hero:hover img { transform: scale(1.04); }

.ni-hero-overlay {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 32px;
    background: linear-gradient(to top, rgba(25,45,60,0.95) 0%, rgba(25,45,60,0.5) 60%, transparent 100%);
    color: var(--ni-white);
}

.ni-hero-overlay .hero-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 800;
    line-height: 1.2;
    margin: 8px 0 10px;
}

.ni-hero-overlay .hero-title a { color: inherit; text-decoration: none; }
.ni-hero-overlay .hero-title a:hover { color: var(--ni-baby-blue); }

.ni-hero-overlay .hero-excerpt {
    font-size: 0.95rem;
    opacity: 0.85;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ni-hero-overlay .hero-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* ===== MINI CARDS (debajo del hero) ===== */
.ni-mini-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.ni-mini-card {
    background: var(--ni-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    cursor: pointer;
    border-top: 3px solid transparent;
}

.ni-mini-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-top-color: var(--ni-blue);
}

.ni-mini-card img {
    width: 100%;
    height: 130px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.ni-mini-card-content { padding: 14px; }

.ni-mini-card-content h3 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--ni-text);
    margin: 6px 0 8px;
}

.ni-mini-card-content h3 a { color: inherit; text-decoration: none; }
.ni-mini-card-content h3 a:hover { color: var(--ni-blue); }

.ni-mini-card-content .card-meta {
    font-size: 0.72rem;
    color: var(--ni-text-light);
    display: flex;
    gap: 8px;
}

/* ===== TICKER SIDEBAR ===== */
.ni-ticker-sidebar {
    background: var(--ni-black);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 90px;
}

.ni-ticker-header {
    background: var(--ni-blue);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.ni-ticker-header h3 {
    font-family: 'Noto Sans', sans-serif;
    font-weight: 800;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--ni-white);
    margin: 0;
}

.ni-ticker-header .ni-live-dot {
    width: 8px; height: 8px;
    background: #FF4444;
    border-radius: 50%;
    animation: ni-blink 1s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes ni-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

.ni-ticker-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 520px;
    overflow-y: auto;
}

.ni-ticker-list::-webkit-scrollbar { width: 4px; }
.ni-ticker-list::-webkit-scrollbar-track { background: var(--ni-black); }
.ni-ticker-list::-webkit-scrollbar-thumb { background: var(--ni-yale); border-radius: 2px; }

.ni-ticker-item {
    border-bottom: 1px solid rgba(42,159,213,0.1);
    transition: background 0.2s;
}

.ni-ticker-item:last-child { border-bottom: none; }
.ni-ticker-item:hover { background: rgba(42,159,213,0.08); }

.ni-ticker-item a {
    display: block;
    padding: 14px 16px;
    color: rgba(254,253,253,0.85);
    text-decoration: none;
    font-size: 0.82rem;
    line-height: 1.4;
    transition: color 0.2s;
}

.ni-ticker-item a:hover { color: var(--ni-baby-blue); }

.ni-ticker-item .ticker-cat {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--ni-blue);
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

/* ===== NEWS SECTION (grid adicional) ===== */
.news-section { padding: 20px 0 60px; }

.section-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.7rem;
    color: var(--ni-black);
    margin: 0 0 28px;
    position: relative;
    padding-bottom: 14px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 60px; height: 3px;
    background: linear-gradient(90deg, var(--ni-blue), var(--ni-baby-blue));
}

/* ===== CARD GRID ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

@media (max-width: 1200px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 900px)  { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .card-grid { grid-template-columns: 1fr; } }

/* ===== ARTICLE CARD ===== */
.article-card {
    background: var(--ni-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.article-card .card-image-wrapper {
    overflow: hidden;
    height: 185px;
    flex-shrink: 0;
}

.article-card .card-image-wrapper img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.article-card:hover .card-image-wrapper img { transform: scale(1.06); }

.article-card .card-content {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-card .card-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 0.98rem;
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 8px;
    color: var(--ni-text);
}

.article-card .card-title a { color: inherit; text-decoration: none; }
.article-card .card-title a:hover { color: var(--ni-blue); }

.article-card .card-excerpt {
    font-size: 0.83rem;
    line-height: 1.6;
    color: var(--ni-text-light);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
}

.article-card .card-footer {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--ni-text-light);
    padding-top: 10px;
    border-top: 1px solid rgba(42,159,213,0.15);
    margin-top: auto;
}

/* ===== CATEGORY BADGE ===== */
.category-badge,
.card-category-badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 0.67rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    width: fit-content;
}

.cat-nacional      { background: #1565C0 !important; color: white !important; }
.cat-politica      { background: #C2185B !important; color: white !important; }
.cat-economia      { background: #2E7D32 !important; color: white !important; }
.cat-deportes      { background: #EF6C00 !important; color: white !important; }
.cat-internacional { background: #7B1FA2 !important; color: white !important; }
.cat-cultura       { background: #00695C !important; color: white !important; }
.cat-tecnologia    { background: #283593 !important; color: white !important; }
.cat-salud         { background: #AD1457 !important; color: white !important; }
.cat-general       { background: var(--ni-yale) !important; color: white !important; }
.cat-destacado     { background: var(--ni-blue) !important; color: white !important; }

/* ===== FOOTER ===== */
.footer {
    background: var(--ni-black);
    border-top: 4px solid var(--ni-blue);
    padding: 60px 0 30px;
    margin-top: var(--space-2xl);
}

.footer-grid {
    display: grid;
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-grid.cols-3 { grid-template-columns: 2fr 1fr 1fr; }

.footer-column { display: flex; flex-direction: column; gap: 14px; }

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
}

.footer-logo img { height: 40px; width: auto; object-fit: contain; }

.footer-logo h3 {
    font-family: 'Playfair Display', Georgia, serif;
    color: var(--ni-baby-blue);
    font-size: 1.2rem;
    margin: 0;
}

.footer-about {
    color: rgba(152,207,233,0.65);
    font-size: 0.9rem;
    line-height: 1.7;
    margin: 0;
}

.footer-column h4 {
    color: var(--ni-baby-blue);
    font-family: 'Noto Sans', sans-serif;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.75rem;
    margin: 0 0 6px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(42,159,213,0.25);
}

.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }

.footer-links li a {
    color: rgba(152,207,233,0.65);
    transition: all 0.3s;
    font-size: 0.9rem;
    display: inline-block;
}

.footer-links li a:hover { color: var(--ni-baby-blue); padding-left: 5px; }

.social-links { display: flex; gap: 10px; flex-wrap: wrap; }

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(42,159,213,0.3);
    color: var(--ni-baby-blue);
    transition: all 0.3s;
    font-size: 0.85rem;
}

.social-link:hover {
    background: var(--ni-blue);
    border-color: var(--ni-blue);
    color: var(--ni-white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(42,159,213,0.15);
    margin-top: 40px;
    padding: 24px 24px 0;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(152,207,233,0.4);
    font-size: 0.85rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .ni-layout { grid-template-columns: 1fr; }
    .ni-ticker-sidebar { position: static; }
    .ni-ticker-list { max-height: 300px; }
}

@media (max-width: 768px) {
    .ni-mini-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid.cols-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .ni-mini-grid { grid-template-columns: 1fr; }
    .footer-grid.cols-3 { grid-template-columns: 1fr; }
}

/* ===== ANIMACIONES ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}
.article-card, .ni-mini-card { animation: fadeInUp 0.5s ease forwards; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #F0F7FB; }
::-webkit-scrollbar-thumb { background: var(--ni-yale); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--ni-blue); }