:root {
  --ink: #1a1814;
  --paper: #f4efe6;
  --card: #fffdf8;
  --line: #ddd4c4;
  --accent: #8b4513;
  --accent2: #a65c2a;
  --muted: #6b6358;
  --dark: #2c2822;
  --max: 1080px;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  background:
    radial-gradient(ellipse at 20% 0%, #ebe4d6 0%, transparent 50%),
    linear-gradient(180deg, #efe8dc, var(--paper));
  color: var(--ink);
  line-height: 1.8;
  min-height: 100vh;
}
a { color: var(--accent2); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.mast {
  border-bottom: 2px solid var(--ink);
  background: var(--card);
}
.mast-in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 20px 18px;
  text-align: center;
}
.mast .logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}
.mast .logo:hover { text-decoration: none; color: var(--ink); }
.mast .logo img {
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
  padding: 4px;
}
.mast h1.site-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(26px, 4vw, 36px);
  letter-spacing: 0.12em;
}
.mast .tagline {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.08em;
}
.navwrap {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.92);
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(8px);
}
.nav-in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: center;
  align-items: center;
}
.nav-in a {
  color: var(--dark);
  font-size: 14px;
  padding: 4px 0;
  text-decoration: none;
}
.nav-in a.on, .nav-in a:hover { color: var(--accent); text-decoration: underline; }
.nav-in .go {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 6px 14px;
  border-radius: 999px;
  text-decoration: none !important;
}
.burger {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
}
.layout-home {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px 20px 56px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 36px;
  align-items: start;
}
.maincol { min-width: 0; }
.side {
  position: sticky;
  top: 64px;
}
.author {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px;
  text-align: center;
}
.author img {
  width: 88px;
  height: 88px;
  margin: 0 auto 14px;
  border-radius: 50%;
  border: 2px solid var(--line);
  object-fit: contain;
  background: #fff;
  padding: 8px;
}
.author h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 18px;
}
.author p { margin: 0; color: var(--muted); font-size: 13px; text-align: left; }
.author .links { margin-top: 14px; display: grid; gap: 6px; }
.author .links a { font-size: 13px; }
.hero-post {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 28px;
}
.hero-post .cover img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.hero-post .body { padding: 24px; }
.hero-post .eyebrow {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  text-transform: uppercase;
}
.hero-post h2 {
  margin: 10px 0 12px;
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.35;
}
.hero-post .lead { margin: 0 0 18px; color: var(--muted); }
.btns { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 700;
  border: 1px solid transparent;
  text-decoration: none !important;
  font-size: 14px;
}
.btn-dark { background: var(--ink); color: var(--paper) !important; }
.btn-line { border-color: var(--line); color: var(--ink) !important; background: transparent; }
.section { margin-bottom: 36px; }
.section .head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
}
.section .head h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 22px;
}
.section .head a { font-size: 13px; }
.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  color: inherit;
  text-decoration: none !important;
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: 0 8px 24px rgba(26, 24, 20, 0.08); color: inherit; }
.card .pic { position: relative; }
.card .pic img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.card .badge {
  position: absolute;
  left: 8px;
  top: 8px;
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid var(--line);
  color: var(--accent);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
}
.card .txt { padding: 14px; }
.card h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.4;
}
.card p { margin: 0; color: var(--muted); font-size: 13px; }
.card .meta { margin-top: 10px; color: var(--accent); font-size: 12px; }
.feed { display: grid; gap: 10px; }
.row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  align-items: center;
  padding: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: inherit;
  text-decoration: none !important;
}
.row:hover { border-color: #c9b89a; color: inherit; }
.row .thumb {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.row .thumb img { width: 100%; aspect-ratio: 16/11; object-fit: cover; }
.row .meta { color: var(--accent); font-size: 12px; margin-bottom: 4px; }
.row h3 { margin: 0 0 4px; font-family: var(--serif); font-size: 15px; }
.row p { margin: 0; color: var(--muted); font-size: 13px; }
.pager {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 22px;
  flex-wrap: wrap;
}
.pager button {
  min-width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
}
.pager button.on, .pager button:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 36px 20px 56px;
}
.banner {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.banner-in { max-width: var(--max); margin: 0 auto; padding: 36px 20px; }
.banner .eyebrow {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  text-transform: uppercase;
}
.banner h1 {
  margin: 8px 0 10px;
  font-family: var(--serif);
  font-size: clamp(26px, 3.5vw, 34px);
}
.banner p { margin: 0; color: var(--muted); max-width: 62ch; }
.prose h2 {
  margin: 28px 0 12px;
  font-family: var(--serif);
  font-size: 22px;
}
.prose h3 { margin: 20px 0 10px; font-size: 18px; }
.prose p, .prose li { color: #3a342c; }
.fig {
  margin: 18px 0 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.fig img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.fig figcaption {
  padding: 10px 14px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
  background: var(--card);
}
.slot {
  min-height: 140px;
  border: 1px dashed #c9b89a;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.5);
  margin: 18px 0;
}
.doc { max-width: var(--max); margin: 0 auto; padding: 28px 20px 56px; }
.crumbs { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
.layout-doc {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 28px;
}
.aside-box {
  align-self: start;
  position: sticky;
  top: 64px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}
.aside-box h3 { margin: 0 0 10px; font-family: var(--serif); font-size: 15px; }
.aside-box a { display: block; padding: 5px 0; font-size: 14px; }
.g3, .g2 { display: grid; gap: 14px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: 1.1fr 0.9fr; align-items: center; }
.tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
}
.tile h3 { margin: 0 0 8px; font-family: var(--serif); font-size: 17px; }
.tile p { margin: 0; color: var(--muted); font-size: 14px; }
.media {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.media img { width: 100%; aspect-ratio: 16/11; object-fit: cover; }
.steps { display: grid; gap: 10px; }
.step {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
}
.step i {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #efe4d4;
  color: var(--accent);
  font-style: normal;
  font-weight: 800;
}
table.cmp {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}
table.cmp th, table.cmp td {
  border: 1px solid var(--line);
  padding: 11px 12px;
  text-align: left;
  vertical-align: top;
}
table.cmp th { background: #efe4d4; color: var(--ink); }
table.cmp td { background: #fff; color: #3a342c; }
.foot {
  border-top: 2px solid var(--ink);
  background: var(--card);
  margin-top: 20px;
}
.foot-in {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 20px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 20px;
}
.foot h4 { margin: 0 0 10px; font-family: var(--serif); }
.foot p, .foot a { color: var(--muted); font-size: 13px; }
.foot .col a { display: block; padding: 3px 0; }
.legal {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px 24px;
  color: #8a8174;
  font-size: 12px;
}
@media (max-width: 900px) {
  .layout-home, .layout-doc, .g2, .foot-in { grid-template-columns: 1fr; }
  .side, .aside-box { position: static; }
  .cards { grid-template-columns: 1fr; }
  .g3 { grid-template-columns: 1fr; }
  .burger { display: inline-flex; margin: 0 auto; }
  .nav-in { display: none; }
  .navwrap.open .nav-in { display: flex; }
  .navwrap { padding: 8px 0; text-align: center; }
}