:root {
  --primary: #2b6cb0;
  --primary-dark: #1e4e8a;
  --accent: #e67e22;
  --bg: #f7f9fb;
  --card: #ffffff;
  --text: #2d3748;
  --text-light: #718096;
  --border: #e2e8f0;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 16px;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.logo { font-size: 20px; font-weight: 700; color: var(--primary-dark); }
.logo span { color: var(--accent); }
.site-nav { display: flex; gap: 14px; flex-wrap: wrap; font-size: 15px; }
.site-nav a { color: var(--text); }

/* Layout */
.container { max-width: 960px; margin: 0 auto; padding: 20px 16px 48px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 12px;
  padding: 32px 24px;
  margin-bottom: 28px;
}
.hero h1 { font-size: 26px; margin-bottom: 10px; }
.hero p { opacity: .92; font-size: 15px; max-width: 640px; }

/* Sections */
.section-title {
  font-size: 20px;
  margin: 32px 0 14px;
  padding-left: 10px;
  border-left: 4px solid var(--accent);
}

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  transition: box-shadow .15s ease;
}
.card:hover { box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.card h3 { font-size: 16px; margin-bottom: 6px; }
.card h3 a { color: var(--text); }
.card p { font-size: 14px; color: var(--text-light); }
.badge {
  display: inline-block;
  font-size: 12px;
  padding: 1px 8px;
  border-radius: 10px;
  background: #ebf4ff;
  color: var(--primary);
  margin-bottom: 8px;
}
.badge.soon { background: #fef3e2; color: var(--accent); }

/* Article */
article {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 22px;
}
article h1 { font-size: 24px; margin-bottom: 8px; line-height: 1.4; }
article .meta { color: var(--text-light); font-size: 13px; margin-bottom: 20px; }
article h2 { font-size: 19px; margin: 26px 0 10px; padding-left: 8px; border-left: 3px solid var(--accent); }
article h3 { font-size: 16px; margin: 18px 0 8px; }
article p, article li { font-size: 15.5px; }
article ul, article ol { padding-left: 22px; margin: 10px 0; }
article table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 14px;
}
article th, article td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
}
article th { background: #edf2f7; }
.notice {
  background: #fffbeb;
  border: 1px solid #f6e05e;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 14px;
  margin: 18px 0;
}
.cta-box {
  background: #ebf8ff;
  border: 1px solid #bee3f8;
  border-radius: 8px;
  padding: 14px 16px;
  margin: 22px 0;
  font-size: 15px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  padding: 20px 16px;
  text-align: center;
  color: var(--text-light);
  font-size: 13px;
}
.site-footer a { margin: 0 8px; }

@media (max-width: 600px) {
  .hero h1 { font-size: 22px; }
  article { padding: 20px 16px; }
  .site-header .inner { flex-direction: column; align-items: flex-start; }
}