/* 沉香网 · 木色宣纸基调 */
:root {
  --ink: #2d2016;
  --ink-soft: #5a4632;
  --paper: #faf7f1;
  --paper-deep: #f2ece1;
  --gold: #c8a35f;
  --accent: #8c5b2e;
  --line: #e3d9c8;
  --warn-bg: #fdf3e3;
  --warn-line: #e0b15e;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16.5px; line-height: 1.85; -webkit-font-smoothing: antialiased;
}
.container { max-width: 860px; margin: 0 auto; padding: 0 20px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

.site-header { background: var(--ink); border-bottom: 3px solid var(--gold); }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 14px 20px; }
.logo { color: #fff; font-size: 22px; font-weight: 700; font-family: "Noto Serif CJK SC", "SimSun", serif; }
.logo:hover { text-decoration: none; }
.logo-sub { font-size: 12px; color: var(--gold); margin-left: 8px; letter-spacing: 2px; }
.site-nav a { color: #d9cdbb; margin-left: 18px; font-size: 15px; }
.site-nav a:hover { color: var(--gold); text-decoration: none; }

.breadcrumb { font-size: 13.5px; color: var(--ink-soft); margin: 18px 0 8px; }
.breadcrumb a { color: var(--ink-soft); }

article.post h1 { font-family: "Noto Serif CJK SC", "SimSun", serif; font-size: 30px; line-height: 1.4; margin: 10px 0 8px; }
.post-meta { color: var(--ink-soft); font-size: 13.5px; border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 22px; }
.post-meta span { margin-right: 16px; }
.post-body h2 { font-size: 22px; margin-top: 38px; padding-left: 12px; border-left: 4px solid var(--gold); }
.post-body h3 { font-size: 18px; margin-top: 28px; }
.post-body blockquote { background: var(--paper-deep); border-left: 4px solid var(--line); margin: 18px 0; padding: 10px 18px; color: var(--ink-soft); }
.post-body table { border-collapse: collapse; width: 100%; margin: 18px 0; font-size: 15px; }
.post-body th, .post-body td { border: 1px solid var(--line); padding: 8px 12px; text-align: left; }
.post-body th { background: var(--paper-deep); }

.answer-first { background: var(--paper-deep); border: 1px solid var(--line); border-radius: 8px; padding: 14px 18px; margin: 20px 0; }
.answer-first strong { color: var(--accent); }

.disclosure { background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: 8px; padding: 12px 16px; font-size: 14px; color: var(--ink-soft); margin: 24px 0; }

.product-card { display: block; border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin: 18px 0; background: #fff; }
.product-card:hover { border-color: var(--gold); text-decoration: none; box-shadow: 0 2px 10px rgba(45,32,22,.08); }
.product-name { font-weight: 700; color: var(--ink); }
.product-price { color: var(--accent); font-weight: 700; margin-left: 10px; }
.product-tag { display: inline-block; font-size: 12px; background: var(--paper-deep); border-radius: 4px; padding: 1px 8px; margin-left: 8px; color: var(--ink-soft); }
.product-note { font-size: 12.5px; color: var(--ink-soft); margin-top: 6px; }

.ad-slot { border: 1px dashed var(--line); border-radius: 8px; padding: 14px 18px; margin: 24px 0; font-size: 14px; color: var(--ink-soft); background: #fff; }

.section-list { list-style: none; padding: 0; }
.section-list li { border-bottom: 1px solid var(--line); padding: 16px 4px; }
.section-list a.post-link { font-size: 19px; font-weight: 700; color: var(--ink); font-family: "Noto Serif CJK SC", serif; }
.section-list a.post-link:hover { color: var(--accent); }
.section-list .date { color: var(--ink-soft); font-size: 13px; margin-right: 10px; }
.section-list .summary { color: var(--ink-soft); font-size: 14.5px; margin-top: 6px; }

.hero { background: var(--ink); color: #f0e7d8; padding: 46px 0 40px; margin-bottom: 34px; }
.hero h1 { font-family: "Noto Serif CJK SC", "SimSun", serif; font-size: 34px; margin: 0 0 12px; color: #fff; }
.hero p { font-size: 17px; color: var(--gold); margin: 0; }
.home-h2 { font-family: "Noto Serif CJK SC", serif; border-left: 5px solid var(--gold); padding-left: 12px; margin-top: 40px; }

.pillars { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin: 24px 0; }
.pillar { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.pillar h3 { margin-top: 0; color: var(--accent); }

.site-footer { background: var(--ink); color: #b7a98f; margin-top: 60px; padding: 30px 0; font-size: 13.5px; }
.footer-motto { color: var(--gold); font-size: 15px; }
.site-footer a { color: #d9cdbb; }

@media (max-width: 640px) {
  .site-nav { width: 100%; margin-top: 10px; }
  .site-nav a { margin: 0 14px 0 0; }
  article.post h1 { font-size: 25px; }
}