/* fafa — The Notes from Biao：白底 · 深蓝 · 哑光金点缀 */

:root {
  --paper: #fdfcfa;
  --card: #ffffff;
  --ink: #1f2733;
  --ink-soft: #5a6472;
  --navy: #14355f;
  --navy-deep: #0e2747;
  --gold: #a98b5f;
  --gold-deep: #8f7348;
  --hairline: #e6e2d9;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 62.5%; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.7rem;
  line-height: 1.9;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 780px; margin: 0 auto; padding: 0 24px; }
.wrap-wide { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

a { color: var(--navy); text-decoration: none; }

/* ── 头部 ── */
.site-header {
  border-bottom: 1px solid var(--hairline);
  padding: 20px 0;
}
.site-header .wrap-wide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.logo-img { height: 44px; width: auto; display: block; }
.home-cards { padding-top: 48px; }
.cards-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 1.8rem;
}

.wordmark {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 700;
  font-size: 2.8rem;
  color: var(--navy);
  letter-spacing: 0.02em;
}
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a {
  font-size: 1.45rem;
  color: var(--ink-soft);
  transition: color 0.2s;
}
.site-nav a:hover { color: var(--navy); }
.site-nav a.nav-fafa {
  color: var(--gold-deep);
  border: 1px solid var(--gold);
  border-radius: 999px;
  padding: 6px 18px;
  transition: all 0.25s;
}
.site-nav a.nav-fafa:hover {
  background: var(--gold);
  color: var(--card);
}

/* ── 首页引言 ── */
.intro { text-align: center; padding: 88px 0 64px; }
.intro-line {
  font-family: var(--serif);
  font-size: 2.6rem;
  line-height: 1.6;
  color: var(--ink);
}
.intro-ratio {
  margin-top: 18px;
  font-size: 1.4rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

/* ── 文章卡片 ── */
.cards-section { padding: 24px 0 80px; }
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.25s, transform 0.25s;
}
.card:hover {
  box-shadow: 0 8px 28px rgba(20, 53, 95, 0.10);
  transform: translateY(-2px);
}
.card-img { aspect-ratio: 16 / 9; overflow: hidden; background: #f2efe8; }
.card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-body time {
  font-size: 1.25rem;
  color: var(--gold);
  letter-spacing: 0.1em;
}
.card-body h2 {
  font-family: var(--serif);
  font-size: 1.95rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}
.card-body p {
  font-size: 1.4rem;
  color: var(--ink-soft);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-more {
  margin-top: auto;
  font-size: 1.35rem;
  color: var(--navy);
}

/* ── 分页 ── */
.pagination {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 40px 0 0;
  font-size: 1.4rem;
}
.pagination .next { margin-left: auto; }
.page-link { color: var(--navy); }

/* ── 板块页 ── */
.tag-intro { padding: 64px 0 16px; }
.tag-intro h1 {
  font-family: var(--serif);
  font-size: 3rem;
  color: var(--ink);
}
.tag-intro p { margin-top: 12px; color: var(--ink-soft); font-size: 1.5rem; }

.fafa-intro {
  padding: 64px 0 24px;
  text-align: center;
  border-bottom: 1px solid var(--hairline);
}
.fafa-kicker {
  font-size: 1.25rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 12px;
}
.fafa-intro h1 {
  font-family: var(--serif);
  font-size: 3.2rem;
  color: var(--ink);
}
.fafa-desc { margin: 14px 0 28px; color: var(--ink-soft); font-size: 1.55rem; }
.subscribe-btn {
  display: inline-block;
  font-size: 1.45rem;
  letter-spacing: 0.15em;
  color: var(--card);
  background: var(--gold);
  border: 1px solid var(--gold);
  border-radius: 999px;
  padding: 11px 34px;
  transition: all 0.25s;
  cursor: pointer;
}
.subscribe-btn:hover { background: var(--gold-deep); border-color: var(--gold-deep); }
.fafa-login { margin-top: 18px; font-size: 1.3rem; color: var(--ink-soft); }
.fafa-login a { color: var(--gold-deep); border-bottom: 1px solid var(--hairline); }

/* ── 文章页 ── */
.post-full { padding: 56px 0 80px; }
.post-header { text-align: center; margin-bottom: 44px; }
.post-tags { margin-bottom: 14px; }
.post-tags a {
  display: inline-block;
  font-size: 1.2rem;
  letter-spacing: 0.12em;
  color: var(--gold-deep);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 3px 14px;
  margin: 0 4px;
}
.post-header time {
  display: block;
  font-size: 1.3rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}
.post-header h1 {
  font-family: var(--serif);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}
.post-feature-image { margin: 32px 0 0; }
.post-feature-image img { width: 100%; border-radius: 8px; }

.post-content { font-size: 1.7rem; }
.post-content p { margin-bottom: 1.6em; }
.post-content h2, .post-content h3 {
  font-family: var(--serif);
  line-height: 1.5;
  color: var(--ink);
  margin: 2em 0 0.8em;
}
.post-content h2 { font-size: 2.4rem; }
.post-content h3 { font-size: 2rem; }
.post-content a {
  color: var(--navy);
  border-bottom: 1px solid var(--hairline);
}
.post-content a:hover { border-bottom-color: var(--navy); }
.post-content blockquote {
  border-left: 3px solid var(--gold);
  background: #faf7f0;
  border-radius: 0 8px 8px 0;
  padding: 18px 22px;
  margin: 2em 0;
  color: var(--ink-soft);
  font-size: 1.55rem;
}
.post-content blockquote p { margin-bottom: 0.8em; }
.post-content blockquote p:last-child { margin-bottom: 0; }
.post-content blockquote ul { padding-left: 1.4em; margin: 0.4em 0; }
.post-content ul, .post-content ol { padding-left: 1.5em; margin-bottom: 1.6em; }
.post-content li { margin-bottom: 0.5em; }
.post-content img { max-width: 100%; height: auto; border-radius: 6px; }
.post-content hr { border: none; border-top: 1px solid var(--hairline); margin: 2.5em 0; }
.post-content code {
  font-size: 0.9em;
  background: #f1eee6;
  padding: 0.15em 0.4em;
  border-radius: 3px;
}
.post-content pre {
  background: var(--navy-deep);
  color: #eef1f5;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 1.4rem;
  line-height: 1.7;
  margin-bottom: 1.6em;
}
.post-content pre code { background: none; padding: 0; }
.post-content figure { margin: 2em 0; }
.post-content figcaption {
  text-align: center;
  font-size: 1.3rem;
  color: var(--ink-soft);
  margin-top: 8px;
}
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2em 0;
  font-size: 1.45rem;
  line-height: 1.7;
}
.post-content th, .post-content td {
  border: 1px solid var(--hairline);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
}
.post-content th { background: #f4f6f9; font-family: var(--serif); color: var(--navy); }

/* Ghost 卡片 */
.kg-card { margin: 2em 0; }
.kg-bookmark-card {
  border: 1px solid var(--hairline);
  border-radius: 10px;
  overflow: hidden;
  background: var(--card);
}
.kg-bookmark-container { display: flex; }
.kg-bookmark-content { padding: 16px 20px; }
.kg-bookmark-title { font-weight: 600; font-size: 1.5rem; color: var(--ink); }
.kg-bookmark-description {
  font-size: 1.35rem;
  color: var(--ink-soft);
  margin-top: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.kg-bookmark-metadata { font-size: 1.25rem; color: var(--gold); margin-top: 10px; }
.kg-bookmark-thumbnail img { height: 100%; object-fit: cover; }
.kg-embed-card iframe { max-width: 100%; }
.kg-callout-card {
  background: #faf7f0;
  border-left: 3px solid var(--gold);
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
}
.kg-button-card .kg-btn {
  display: inline-block;
  background: var(--navy);
  color: var(--card);
  padding: 10px 28px;
  border-radius: 999px;
  font-size: 1.4rem;
}

.post-footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  font-size: 1.4rem;
}
.post-footer a { color: var(--navy); }

/* ── About 页 v2（游戏化缩略版） ── */
.about-page { padding: 56px 0 96px; }
.about-grid-wrap { max-width: 940px; }
.about-page h2 {
  font-family: var(--serif);
  font-size: 2.1rem;
  color: var(--navy);
  margin: 56px 0 24px;
}
.section-mark { color: var(--gold); margin-right: 6px; }
.section-sub {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.2rem;
  color: var(--ink-soft);
  font-weight: 400;
  margin-left: 10px;
}
.about-cn { font-size: 1.7rem; line-height: 2; }
.about-cn a, .about-en a { color: var(--navy); border-bottom: 1px solid var(--hairline); }
.about-en {
  margin-top: 20px;
  font-size: 1.4rem;
  color: var(--ink-soft);
  line-height: 1.85;
  border-left: 3px solid var(--hairline);
  padding-left: 18px;
}

/* 横向英雄旅程 */
.tl-scroll { overflow-x: auto; padding-bottom: 10px; }
.tl-track {
  display: flex;
  gap: 20px;
  min-width: max-content;
  padding: 12px 4px 26px;
  position: relative;
}
.tl-track::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 132px;
  border-top: 3px solid var(--hairline);
}
.tl-node { width: 210px; flex: 0 0 210px; position: relative; }
.tl-skills {
  min-height: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-content: flex-end;
  margin-bottom: 14px;
}
.tl-skills span {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.05rem;
  background: #f1eee6;
  color: var(--ink-soft);
  border-radius: 4px;
  padding: 2px 8px;
}
.tl-card {
  background: #f7f1e5;
  border: 2px solid #46403a;
  box-shadow: 4px 4px 0 rgba(70, 64, 58, 0.18);
  border-radius: 4px;
  padding: 14px 16px;
  position: relative;
  min-height: 168px;
}
.tl-card::before {
  content: "";
  position: absolute;
  top: -11px; left: 20px;
  width: 10px; height: 10px;
  background: var(--gold);
  border: 2px solid #46403a;
  border-radius: 50%;
}
.tl-node.side .tl-card { border-style: dashed; background: #faf7ee; }
.tl-node.current .tl-card { border-color: var(--navy); box-shadow: 4px 4px 0 rgba(20, 53, 95, 0.22); }
.tl-node.current .tl-card::before { background: var(--navy); }
.tl-year {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.15rem;
  color: var(--gold-deep);
  letter-spacing: 0.05em;
}
.tl-card h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin: 6px 0 8px;
  line-height: 1.4;
}
.tl-card p { font-size: 1.25rem; line-height: 1.7; color: var(--ink-soft); }

/* 像素世界地图 */
.map-panel {
  background: #f7f1e5;
  border: 2px solid #46403a;
  box-shadow: 5px 5px 0 rgba(70, 64, 58, 0.18);
  border-radius: 6px;
  padding: 28px 24px;
}
.map-stats { text-align: center; font-size: 1.4rem; color: var(--ink-soft); margin-bottom: 20px; }
.map-stats b { color: #4a6b3f; }
.map-grid {
  display: grid;
  grid-template-columns: repeat(37, 1fr);
  gap: 2px;
  max-width: 720px;
  margin: 0 auto;
}
.map-grid .cell { display: block; aspect-ratio: 1; background: #efe7d6; }
.map-grid .cell.lit-r { background: #7fa470; }
.map-grid .cell.lit-e { background: #7d9cc0; }
.map-grid .cell.lit-n { background: #e0913e; }
.map-grid .cell.lit-a { background: #d494a8; }
.map-grid .cell.lit-o { background: #6fae9c; }
.map-grid .cell.locked-cell { background: #cfc3ab; }
.map-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  margin-top: 18px;
  font-size: 1.25rem;
  color: var(--ink-soft);
}
.map-legend .lg {
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}
.lg-r { background: #7fa470; } .lg-e { background: #7d9cc0; } .lg-n { background: #e0913e; }
.lg-a { background: #d494a8; } .lg-o { background: #6fae9c; } .lg-locked { background: #cfc3ab; }
.map-legend .locked { color: #a99e88; }
.china-box {
  margin-top: 24px;
  border-top: 1px dashed #d3c3a6;
  padding-top: 18px;
  font-size: 1.35rem;
  color: var(--ink-soft);
}
.china-box b { color: #9b5c1a; }
.china-track {
  height: 14px;
  border: 2px solid #d3c3a6;
  background: #fffaf0;
  border-radius: 999px;
  margin: 10px 0;
  overflow: hidden;
}
.china-fill { height: 100%; background: #e0913e; }
.china-left { font-size: 1.25rem; }

/* 链接 icon + url */
.link-rows { display: flex; flex-direction: column; gap: 12px; max-width: 560px; }
.link-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  border: 1px solid var(--hairline);
  border-radius: 10px;
  background: var(--card);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.link-row:hover { border-color: var(--navy); box-shadow: 0 3px 12px rgba(20, 53, 95, 0.08); }
.ic {
  width: 30px; height: 30px;
  flex: 0 0 30px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.3rem;
  font-style: normal;
  font-weight: 700;
}
.ic-gh { background: #24292f; font-family: ui-monospace, monospace; }
.ic-gh::before { content: "</>"; font-size: 1.05rem; }
.ic-in { background: #0a66c2; }
.ic-in::before { content: "in"; font-family: Georgia, serif; }
.ic-ig { background: linear-gradient(45deg, #f09433, #dc2743 50%, #bc1888); }
.ic-ig::before { content: "◉"; }
.ic-xhs { background: #ff2442; }
.ic-xhs::before { content: "红"; font-family: var(--serif); }
.ic-oc { background: var(--navy); }
.ic-oc::before { content: "OC"; font-size: 1.05rem; font-family: ui-monospace, monospace; }
.ic-home { background: var(--gold); }
.ic-home::before { content: "⌂"; }
.lk-name { font-size: 1.45rem; color: var(--ink); font-weight: 600; }
.lk-url { font-size: 1.25rem; color: var(--ink-soft); font-family: ui-monospace, Menlo, monospace; margin-left: auto; }

/* ── 页脚 ── */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 28px 0 44px;
}
.site-footer .wrap-wide {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 1.3rem;
  color: var(--ink-soft);
}
.footer-motto { color: var(--gold); }

/* ── 错误页 ── */
.error-page { text-align: center; padding: 120px 24px; }
.error-page h1 { font-family: var(--serif); font-size: 4.8rem; color: var(--navy); }
.error-page p { color: var(--ink-soft); margin: 16px 0 32px; }
.error-page a { color: var(--navy); }

/* ── 窄屏 ── */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .intro { padding: 56px 0 40px; }
  .intro-line { font-size: 2.1rem; }
  .post-header h1 { font-size: 2.5rem; }
  .site-nav { gap: 18px; }
}