/* Base Settings */
:root {
  --accent: #dc2626;
  /* Red-600 */
  --text-main: #111827;
  --text-muted: #6b7280;
  --bg-body: #ffffff;
  --max-w: 1200px;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  margin: 0;
  transition: background-color 0.3s, color 0.3s;
}

.dark body {
  --bg-body: #030712;
  /* Gray-950 */
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
}

.container-custom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 16px;
}

/* Nav Links */
nav a {
  position: relative;
  transition: color 0.3s;
}

nav a.active {
  color: var(--accent);
}

nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent);
}

/* Ticker Animation */
.ticker-track {
  animation: ticker 80s linear infinite;
}

.ticker-track:hover {
  animation-play-state: paused;
}

@keyframes ticker {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-100%);
  }
}

/* Hero Section */
.hero-card {
  position: relative;
  height: 500px;
  /* Taller hero */
  border-radius: 4px;
  overflow: hidden;
  display: block;
}

.hero-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 50%, rgba(0, 0, 0, 0) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 40px;
}

.hero-cat {
  background: var(--accent);
  color: white;
  padding: 4px 12px;
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 16px;
  align-self: flex-start;
  letter-spacing: 0.5px;
}

.hero-title {
  color: white;
  font-size: 36px;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .hero-card {
    height: 350px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-overlay {
    padding: 20px;
  }
}

/* Article Card */
.article-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.article-thumb {
  height: 240px;
  overflow: hidden;
  margin-bottom: 16px;
  position: relative;
  border-radius: 4px;
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.article-card:hover .article-thumb img {
  transform: scale(1.1);
}

.article-meta {
  font-size: 11px;
  color: #9ca3af;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-title {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 10px;
  color: var(--text-main);
  transition: color 0.2s;
}

.article-card:hover .article-title {
  color: var(--accent);
}

/* Sidebar */
.top-news-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  text-decoration: none;
}

.top-news-number {
  font-size: 30px;
  font-weight: 900;
  color: #e5e7eb;
  line-height: 1;
}

.top-news-content h5 {
  font-weight: 700;
  font-size: 15px;
  line-height: 1.4;
  margin-bottom: 4px;
  transition: color 0.2s;
}

.top-news-item:hover h5 {
  color: var(--accent);
}

/* Pagination */
.page-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e5e7eb;
  background: white;
  color: var(--text-main);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.page-btn:hover,
.page-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

/* Loader */
#loading-overlay {
  position: fixed;
  inset: 0;
  background: white;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

  100% {
    transform: rotate(360deg);
  }
}

header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: white;
  padding: 14px 0;
  transition: box-shadow 0.25s ease, background-color 0.3s;
}

.dark header {
  background: #030712;
}

/* shadow when scrolled */
header.scrolled {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}