:root {
  --red: #c8102e;
  --red-dark: #9d0a21;
  --black: #111111;
  --ink: #1a1a1a;
  --bg: #fafaf7;
  --paper: #ffffff;
  --border: #e5e2dc;
  --muted: #6b6b6b;
  --tint: #f3efe7;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'IBM Plex Sans', sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}
a { color: inherit; text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--red); }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.header { background: var(--paper); border-bottom: 3px solid var(--black); padding: 22px 0; }
.header-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px; }
.logo img { height: 80px; width: auto; display: block; }
#headerBanner { max-width: 1200px; max-height: 100px; overflow: hidden; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--black); border-radius: 4px; background: var(--paper); align-items: center; justify-content: center; flex-direction: column; gap: 5px; cursor: pointer; }
.menu-toggle span { display: block; width: 21px; height: 2px; background: var(--black); transition: transform .15s ease, opacity .15s ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav { background: var(--black); color: white; position: sticky; top: 0; z-index: 50; }
.nav-inner { position: relative; }
.nav ul { display: flex; list-style: none; gap: 0; }
.nav a { display: block; padding: 16px 18px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 1.4px; color: rgba(255,255,255,0.85); border-bottom: 3px solid transparent; }
.nav a:hover, .nav li.active a { color: white; border-bottom-color: var(--red); }
.article-main { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; margin-top: 48px; margin-bottom: 56px; }
.article-content { background: var(--paper); padding: 32px; border-radius: 4px; }
.article-header { margin-bottom: 24px; }
.tag { display: inline-block; background: var(--red); color: white; padding: 5px 11px; font-size: 11px; font-weight: 700; margin-bottom: 12px; }
.article-title { font-family: 'Fraunces', serif; font-weight: 800; font-size: 48px; line-height: 1.1; letter-spacing: -1.5px; color: var(--black); margin-bottom: 16px; }
.article-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 32px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.article-meta-item { display: flex; align-items: center; gap: 6px; }
.article-meta-item::before { content: "·"; margin-right: 10px; opacity: 0.5; }
.article-meta-item:first-child::before { display: none; margin-right: 0; }
.article-image { width: 100%; height: auto; max-height: 600px; object-fit: cover; margin-bottom: 32px; border-radius: 4px; display: block; }
.article-body { font-size: 18px; line-height: 1.8; color: var(--ink); }
.article-body p { margin-bottom: 24px; }
.breadcrumb { display: flex; gap: 8px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.8px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb-sep { opacity: 0.5; }
.reading-time { color: var(--muted); font-size: 13px; }
.back-link { display: inline-block; margin-top: 32px; padding: 12px 24px; background: var(--black); color: white; border-radius: 4px; font-weight: 600; transition: background 0.15s; }
.back-link:hover { background: var(--red); }
.share-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 14px 0; margin: 20px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.share-bar.share-bar-end { margin-top: 32px; }
.share-bar .share-label { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); margin-right: 4px; }
.share-btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; background: var(--paper); color: var(--ink); font-size: 13px; font-weight: 600; cursor: pointer; transition: all .15s; text-decoration: none; font-family: inherit; white-space: nowrap; }
.share-btn:hover { border-color: var(--black); background: var(--black); color: white; }
.share-btn.wa:hover { background: #25D366; border-color: #25D366; color: white; }
.share-btn.fb:hover { background: #1877F2; border-color: #1877F2; color: white; }
.share-btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.share-btn.copied { background: #16a34a; border-color: #16a34a; color: white; }
@media (max-width: 640px) {
  .share-bar { gap: 6px; padding: 12px 0; margin: 16px 0; }
  .share-bar .share-label { flex-basis: 100%; margin: 0 0 2px 0; }
  .share-btn { padding: 9px 11px; min-width: 40px; justify-content: center; }
  .share-btn-text { display: none; }
}
.article-sidebar { display: flex; flex-direction: column; gap: 36px; }
.sidebar-box { background: var(--paper); padding: 24px; border-radius: 4px; }
.sidebar-box h3 { font-family: 'Fraunces', serif; font-weight: 800; font-size: 22px; letter-spacing: -0.5px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--red); }
.news-item { padding: 16px 0; border-bottom: 1px solid var(--border); }
.news-item:last-child { border-bottom: none; padding-bottom: 0; }
.news-item h4 { font-family: 'Fraunces', serif; font-weight: 700; font-size: 17px; line-height: 1.25; margin-bottom: 8px; }
.news-item a:hover h4 { color: var(--red); }
.news-meta { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.news-meta .cat { color: var(--red); font-weight: 700; }
.footer { background: var(--black); color: white; margin-top: 80px; padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--red); margin-bottom: 16px; }
.footer ul { list-style: none; }
.footer li { margin-bottom: 8px; font-size: 13px; color: rgba(255,255,255,0.75); }
.footer-social a { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.85); font-size: 13px; font-weight: 500; padding: 6px 10px; border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; transition: border-color .15s, color .15s, background .15s; }
.footer-social a:hover { color: white; border-color: var(--red); background: rgba(200,16,46,0.12); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 20px; text-align: center; font-size: 11px; color: rgba(255,255,255,0.4); }
@media (max-width: 980px) {
  .article-main { grid-template-columns: 1fr; gap: 32px; }
  .article-title { font-size: 36px; }
  .article-sidebar { gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .header-inner { grid-template-columns: 1fr auto; gap: 14px; }
  #headerBanner { width: 100%; max-height: none; }
  .menu-toggle { display: inline-flex; justify-self: end; }
  .nav ul { display: none; flex-direction: column; padding: 0 0 10px; }
  .nav.open ul { display: flex; }
  .nav a { padding: 13px 0; font-size: 11px; letter-spacing: .8px; border-bottom: 1px solid rgba(255,255,255,0.12); }
}
@media (max-width: 560px) {
  .container { padding: 0 14px; }
  .article-main { margin-top: 28px; }
  .article-content { padding: 20px; }
  .article-title { font-size: 30px; letter-spacing: 0; }
  .article-body { font-size: 16px; }
  .article-meta { flex-wrap: wrap; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
}