:root {
  --e: #0D0804; --r: #1C0A00; --d: #2C1500; --b: #3D1F0A; --m: #7B4828;
  --w: #C07835; --g: #D4A030; --a: #E8B840; --c: #F7EDD8; --l: #EDD5A8;
  --f: #F9F4EC; --wh: #FEFCF8; --gr: #2D6A3F; --tl: #1B6B7A; --bl: #1E4B7A;
  --rd: #B52828; --or: #C84A10; --tx: #180C04; --mt: #7A5A3A; --bd: #D8C4A0;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'PingFang TC', 'Noto Sans TC', sans-serif; background: var(--f); color: var(--tx); line-height: 1.8; }
a { text-decoration: none; color: inherit; transition: 0.3s; }

header { background: var(--r); padding: 1rem 2rem; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.3); }
.nav-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--g); letter-spacing: 0.1em; }
.nav-links a { color: var(--l); margin-left: 2rem; font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--g); }

.hero { background: linear-gradient(135deg, var(--e) 0%, var(--r) 100%); padding: 5rem 2rem; text-align: center; color: white; border-bottom: 2px solid var(--g); }
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.1rem; color: var(--l); max-width: 700px; margin: 0 auto; opacity: 0.8; }

.container { max-width: 1200px; margin: 3rem auto; padding: 0 2rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 2.5rem; }

.card { background: white; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.05); border: 1px solid var(--bd); transition: transform 0.3s; }
.card:hover { transform: translateY(-5px); }
.card-content { padding: 2rem; }
.card-meta { font-size: 0.75rem; color: var(--mt); margin-bottom: 0.5rem; text-transform: uppercase; letter-spacing: 0.05em; }
.card-title { font-size: 1.25rem; font-weight: 800; margin-bottom: 1rem; color: var(--r); }
.card-excerpt { font-size: 0.9rem; color: var(--mt); margin-bottom: 1.5rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.btn-read { display: inline-block; color: var(--w); font-weight: 700; font-size: 0.9rem; border-bottom: 2px solid transparent; }
.btn-read:hover { border-bottom-color: var(--w); }

.article-header { margin-bottom: 3rem; text-align: center; }
.article-header h1 { font-size: 2.5rem; color: var(--r); margin-bottom: 1rem; }
.article-content { max-width: 800px; margin: 0 auto; background: white; padding: 3rem; border-radius: 12px; box-shadow: 0 4px 30px rgba(0,0,0,0.03); border: 1px solid var(--bd); }
.article-content h2 { margin: 2rem 0 1rem; color: var(--b); border-left: 4px solid var(--g); padding-left: 1rem; }
.article-content p { margin-bottom: 1.5rem; }

footer { background: var(--e); color: var(--l); padding: 4rem 2rem; text-align: center; margin-top: 5rem; border-top: 4px solid var(--g); }
.footer-logo { font-size: 1.5rem; font-weight: 800; color: var(--g); margin-bottom: 1rem; }
.footer-copy { font-size: 0.8rem; opacity: 0.6; }

@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .grid { grid-template-columns: 1fr; }
  .article-content { padding: 2rem 1.5rem; }
}