:root {
  --color-primary: #c41e3a;
  --color-primary-dark: #9a1830;
  --color-accent: #0054a6;
  --color-text: #1a1a1a;
  --color-muted: #666;
  --color-border: #e5e5e5;
  --color-bg: #f5f5f5;
  --color-card: #fff;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-primary); }
img { max-width: 100%; height: auto; display: block; }

.site { min-height: 100vh; display: flex; flex-direction: column; }
#main-content { flex: 1; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }
.section-title {
  font-size: 1.25rem; font-weight: 700; color: var(--color-primary);
  border-left: 4px solid var(--color-primary); padding-left: 12px;
  margin: 0 0 16px; text-transform: uppercase;
}
.btn {
  display: inline-block; padding: 8px 16px; background: var(--color-primary);
  color: #fff; border-radius: 4px; font-size: 0.875rem; border: 0; cursor: pointer;
}
.btn:hover { background: var(--color-primary-dark); color: #fff; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* header */
.header {
  background: var(--color-card); box-shadow: 0 2px 8px rgba(0,0,0,.08);
  position: sticky; top: 0; z-index: 100;
}
.header-main { border-bottom: 3px solid var(--color-primary); }
.header-main-inner { padding: 16px; }
.logo { display: flex; flex-direction: column; gap: 2px; }
.logo-mark { font-size: 2rem; font-weight: 800; color: var(--color-primary); letter-spacing: -.5px; }
.logo-sub { font-size: .85rem; color: var(--color-muted); }
.nav { background: var(--color-primary); }
.nav-inner { display: flex; flex-wrap: wrap; gap: 0; overflow-x: auto; }
.nav-item {
  color: #fff; padding: 12px 16px; font-size: .9rem; font-weight: 600;
  white-space: nowrap; transition: background .2s;
}
.nav-item:hover, .nav-item.active { background: var(--color-primary-dark); color: #fff; }

/* footer */
.footer { background: #1a1a2e; color: #ccc; margin-top: 48px; padding: 32px 0; }
.footer-inner { text-align: center; }
.footer-brand strong { color: #fff; font-size: 1.25rem; }
.footer-brand p { margin: 8px 0 16px; font-size: .9rem; }
.footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 16px; }
.footer-links a:hover { color: #fff; }
.footer-copy { font-size: .8rem; color: #888; margin: 0; }

/* article card */
.card {
  background: var(--color-card); border-radius: 6px; overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,.08); transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.12); }
.card-link { display: block; color: inherit; }
.card-media img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.card-body { padding: 12px 16px 16px; }
.card-category { font-size: .75rem; color: var(--color-primary); font-weight: 600; text-transform: uppercase; }
.card-title {
  font-size: 1rem; font-weight: 700; margin: 6px 0 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card.featured .card-title { font-size: 1.25rem; -webkit-line-clamp: 4; }
.card.compact .card-title { font-size: .9rem; -webkit-line-clamp: 2; }
.card-summary {
  font-size: .875rem; color: var(--color-muted); margin: 0 0 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.card-meta { display: flex; gap: 12px; font-size: .75rem; color: var(--color-muted); }
.card.horizontal .card-link { display: grid; grid-template-columns: 140px 1fr; }
.card.horizontal .card-media img { height: 100%; min-height: 100px; }

/* home */
.hero { background: var(--color-card); padding: 24px 0; margin-bottom: 24px; }
.hero-grid { display: grid; grid-template-columns: 1fr 340px; gap: 24px; }
.hero-main a { display: block; color: inherit; }
.hero-main img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 6px; }
.hero-main-body { padding: 16px 0 0; }
.hero-tag { color: var(--color-primary); font-size: .8rem; font-weight: 700; text-transform: uppercase; }
.hero-main h1 { font-size: 1.75rem; margin: 8px 0; line-height: 1.3; }
.hero-main p { color: var(--color-muted); margin: 0; }
.hero-side { display: flex; flex-direction: column; gap: 12px; }
.section { padding: 24px 0; }
.section-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.section-more { font-size: .9rem; color: var(--color-accent); font-weight: 600; }
.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.empty { padding: 48px; text-align: center; color: var(--color-muted); }

/* article */
.article-page { padding: 32px 0 48px; max-width: 860px; }
.breadcrumb { font-size: .85rem; color: var(--color-muted); margin-bottom: 24px; }
.article-header { margin-bottom: 24px; }
.article-category { color: var(--color-primary); font-weight: 700; font-size: .85rem; text-transform: uppercase; }
.article-header h1 { font-size: 2rem; line-height: 1.3; margin: 12px 0; }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: .9rem; color: var(--color-muted); }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag { background: #eee; padding: 4px 10px; border-radius: 4px; font-size: .8rem; }
.article-cover { margin: 0 0 24px; }
.article-cover img { width: 100%; border-radius: 8px; }
.article-summary {
  font-size: 1.125rem; font-weight: 500; color: var(--color-muted);
  border-left: 4px solid var(--color-primary); padding-left: 16px; margin-bottom: 24px;
}
.article-content h2 { font-size: 1.35rem; margin-top: 32px; }
.article-content p { margin-bottom: 16px; line-height: 1.8; }
.article-content img { margin: 16px auto; border-radius: 6px; max-width: 100%; }
.article-footer { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--color-border); }

/* category / search */
.category-page, .search-page { padding: 32px 0; }
.page-header { margin-bottom: 24px; border-bottom: 2px solid var(--color-primary); padding-bottom: 16px; }
.page-header h1 { margin: 0 0 8px; color: var(--color-primary); font-size: 1.75rem; }
.search-form { display: flex; gap: 12px; max-width: 560px; }
.search-form input {
  flex: 1; padding: 12px 16px; border: 1px solid var(--color-border);
  border-radius: 4px; font-size: 1rem;
}
.pagination { display: flex; justify-content: center; align-items: center; gap: 24px; margin-top: 32px; }

@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
@media (max-width: 768px) { .logo-mark { font-size: 1.5rem; } }