:root {
  --bg: #ecebe3;
  --surface: #f8f6ef;
  --ink: #1e1b18;
  --muted: #6d675e;
  --line: #d6d3c7;
  --red: #b3402c;
  --wood: #4a2f22;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --serif: "Noto Serif SC", "Songti SC", STSong, SimSun, serif;
  --xiaowei: "ZCOOL XiaoWei", var(--serif);
  --brush: "Ma Shan Zheng", "Long Cang", cursive;
  --hand: "Long Cang", var(--sans);
  --kuaile: "ZCOOL KuaiLe", var(--sans);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --wrap: 1180px;
  /* 默认主题色，data-style 会覆盖 */
  --t-bg: var(--surface);
  --t-fg: var(--ink);
  --t-accent: var(--red);
  --t-ink: var(--red);
  --t-font: var(--xiaowei);
}

/* 每个主题一套配色与字体 */
[data-style="terminal"] { --t-bg: #101826; --t-fg: #d9e4f2; --t-accent: #7fe08a; --t-ink: #1c7a3c; --t-font: var(--mono); }
[data-style="cloth"] { --t-bg: #5a1e24; --t-fg: #f4e7c9; --t-accent: #d8b262; --t-ink: #8a2c34; --t-font: var(--serif); }
[data-style="paper"] { --t-bg: #f5f0e2; --t-fg: #2a2420; --t-accent: #b3402c; --t-ink: #b3402c; --t-font: var(--xiaowei); }
[data-style="note"] { --t-bg: #fffdf7; --t-fg: #2c2a27; --t-accent: #e39a7c; --t-ink: #b9603f; --t-font: var(--hand); }
[data-style="blueprint"] { --t-bg: #1c4c8a; --t-fg: #edf4ff; --t-accent: #ffd84f; --t-ink: #1c4c8a; --t-font: var(--kuaile); }
[data-style="window"] { --t-bg: #cfd1d6; --t-fg: #16181d; --t-accent: #2440a6; --t-ink: #2440a6; --t-font: var(--mono); }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  color: var(--ink);
  font: 16px/1.75 var(--sans);
  background-color: var(--bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .2 0 0 0 0 .17 0 0 0 0 .12 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
h1, h2, h3 { font-weight: 400; line-height: 1.3; margin: 0; }
p { margin: 0; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 24px; }

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgb(236 235 227 / .88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.seal {
  display: inline-grid; place-items: center; flex: none;
  width: 36px; height: 36px; border-radius: 5px;
  background: var(--red); color: #fbf3e4;
  font: 900 21px/1 var(--serif);
  box-shadow: inset 0 0 0 2px rgb(255 255 255 / .22);
  transform: rotate(-3deg);
}
.site-nav { display: flex; align-items: center; gap: 26px; flex: 1; font-size: 15px; white-space: nowrap; }
.site-nav > a, .site-nav__group > a { position: relative; padding: 20px 0; color: #3a352f; }
.site-nav a[aria-current]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 12px; height: 2px; background: var(--red);
}
.site-nav a:hover { color: #000; }
.site-nav__group { position: relative; display: flex; }
.site-nav__menu {
  position: absolute; top: 100%; left: -16px; min-width: 200px; padding: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 14px 34px rgb(40 30 20 / .14);
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s;
}
.site-nav__group:hover .site-nav__menu,
.site-nav__group:focus-within .site-nav__menu { opacity: 1; visibility: visible; transform: none; }
.site-nav__menu a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 6px; }
.site-nav__menu a:hover { background: rgb(0 0 0 / .05); }
.site-nav__menu i { width: 10px; height: 10px; border-radius: 2px; background: var(--t-bg); box-shadow: 0 0 0 1px rgb(0 0 0 / .25); }
.site-nav__menu small { margin-left: auto; color: var(--muted); font-size: 12px; }
.search-btn {
  display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 12px 0 14px;
  border: 1px solid var(--line); border-radius: 999px; background: rgb(255 255 255 / .35); font-size: 14px;
}
.search-btn:hover { border-color: #a9a498; }
.search-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
kbd {
  font: 12px/1 var(--mono); padding: 4px 7px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted);
}

/* ---------- 首页 ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 56px; padding-block: 72px 56px; }
.hero__brush {
  font: 400 clamp(88px, 13vw, 168px)/1 var(--brush);
  letter-spacing: .02em; margin: 0 0 52px -6px; color: #14110f;
  text-shadow: 2px 3px 0 rgb(20 17 15 / .08);
}
.hero__tagline { font: 30px/1.4 var(--xiaowei); letter-spacing: .08em; margin-bottom: 18px; }
.hero__intro { max-width: 26em; color: #45403a; font-size: 17px; line-height: 1.9; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn {
  display: inline-flex; align-items: center; height: 48px; padding: 0 24px;
  border: 1.5px solid var(--ink); border-radius: 999px; font-size: 15px; letter-spacing: .04em;
  transition: transform .15s, background .15s, color .15s;
}
.btn:hover { transform: translateY(-2px); background: rgb(0 0 0 / .05); }
.btn--solid { background: var(--ink); color: #f6f2e8; }
.btn--solid:hover { background: #000; }

.rack { position: relative; padding-top: 14px; }
.rack__rod {
  position: relative; height: 14px; border-radius: 3px;
  background: linear-gradient(#6a4635, var(--wood) 55%, #2f1d15);
  box-shadow: 0 5px 8px rgb(40 25 15 / .25);
}
.rack__rod::before, .rack__rod::after {
  content: ""; position: absolute; top: 10px; width: 12px; height: 22px; border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, #5a3a2c, #2f1d15);
}
.rack__rod::before { left: 22px; }
.rack__rod::after { right: 22px; }
.rack__plaques { display: flex; justify-content: space-around; padding-inline: 4%; }
.plaque { position: relative; padding-top: 34px; transform-origin: 50% 0; }
.plaque::before {
  content: ""; position: absolute; top: -8px; left: 50%; width: 20px; height: 46px; margin-left: -10px;
  border: 2px solid #2a211b; border-radius: 50% 50% 46% 46%; border-bottom-color: transparent;
}
.plaque::after {
  content: ""; position: absolute; top: -9px; left: 50%; width: 9px; height: 9px; margin-left: -4.5px;
  border-radius: 50%; background: #1d1511;
}
.plaque:nth-child(odd) { margin-top: 6px; rotate: -.6deg; }
.plaque:nth-child(3n) { margin-top: 12px; rotate: .8deg; }
.plaque:hover, .plaque:focus-visible { animation: sway 1.1s ease-in-out; }
@keyframes sway { 20% { transform: rotate(4deg); } 50% { transform: rotate(-3deg); } 80% { transform: rotate(1.5deg); } }
.plaque__board {
  position: relative; display: flex; flex-direction: column; align-items: center;
  width: 62px; height: 268px; padding: 18px 0 12px;
  background: var(--t-bg); color: var(--t-fg);
  border: 2px solid rgb(0 0 0 / .55); border-radius: 3px;
  box-shadow: 0 16px 18px -8px rgb(40 30 20 / .4);
  font-family: var(--t-font);
}
.plaque__name { writing-mode: vertical-rl; font-size: 27px; letter-spacing: .28em; line-height: 1; }
.plaque__en {
  writing-mode: vertical-rl; margin-top: 14px; font: 11px/1 var(--mono);
  letter-spacing: .2em; text-transform: uppercase; opacity: .65;
}
.plaque__count { margin-top: auto; font: 12px/1 var(--mono); opacity: .8; }

[data-style="terminal"] .plaque__board { border-color: #05080d; box-shadow: inset 0 0 0 3px #1c2a40, 0 16px 18px -8px rgb(40 30 20 / .4); }
[data-style="terminal"] .plaque__name { color: var(--t-accent); font-weight: 700; }
[data-style="terminal"] .plaque__name::before { content: ">"; margin-bottom: 8px; opacity: .6; }
[data-style="cloth"] .plaque__board { border-color: #c79f52; outline: 2px solid #3d1217; }
[data-style="cloth"] .plaque__name { font-weight: 600; }
[data-style="paper"] .plaque__board { border-color: #b9b09a; }
[data-style="paper"] .plaque__count::before {
  content: ""; display: block; width: 18px; height: 18px; margin: 0 auto 8px; background: var(--red); border-radius: 2px;
}
[data-style="note"] .plaque__board { border: 1px solid #d8d2c4; }
[data-style="note"] .plaque__board::before {
  content: ""; position: absolute; top: -9px; left: -4px; right: -4px; height: 18px; rotate: -3deg;
  background: repeating-linear-gradient(135deg, #f0b49c 0 6px, #f7d2c2 6px 12px); opacity: .9;
}
[data-style="note"] .plaque__name { font-size: 32px; }
[data-style="blueprint"] .plaque__board {
  border-color: #0f2c52;
  background-image: linear-gradient(rgb(255 255 255 / .12) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / .12) 1px, transparent 1px);
  background-size: 12px 12px;
}
[data-style="blueprint"] .plaque__name { color: var(--t-accent); }
[data-style="window"] .plaque__board { border-color: #3d4048; padding-top: 30px; box-shadow: inset 2px 2px 0 #fff8, inset -2px -2px 0 #0003, 0 16px 18px -8px rgb(40 30 20 / .4); }
[data-style="window"] .plaque__board::before {
  content: ""; position: absolute; top: 3px; left: 3px; right: 3px; height: 16px;
  background: linear-gradient(90deg, #1b2f86, #4d6fd6);
}
[data-style="window"] .plaque__name { font-weight: 700; }

.rack__caption { margin-top: 26px; text-align: right; color: var(--muted); font-size: 14px; }
.draw { display: flex; align-items: center; gap: 22px; margin-top: 30px; }
.draw__btn { flex: none; padding: 0; border: 0; background: none; }
.draw__cup { display: block; width: 70px; height: auto; overflow: visible; }
.draw__btn:hover .draw__cup { rotate: -4deg; }
.draw__btn.is-shaking .draw__cup { animation: shake .7s ease-in-out; }
.draw__btn.is-shaking .draw__sticks { animation: rattle .7s ease-in-out; }
@keyframes shake { 15% { rotate: -14deg; } 35% { rotate: 12deg; } 55% { rotate: -9deg; } 75% { rotate: 6deg; } }
@keyframes rattle { 30% { translate: 0 -8px; } 60% { translate: 0 2px; } 80% { translate: 0 -4px; } }
.draw__text { max-width: 22em; color: #45403a; font-size: 15px; }
.draw__text a { border-bottom: 1px solid var(--red); }
.draw__text a:hover { color: var(--red); }
.draw__text small { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; }

/* ---------- 区块与卡片 ---------- */
.section { padding-block: 34px 72px; }
.section__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 26px; }
.section__head h2 { font: 32px/1.3 var(--xiaowei); letter-spacing: .1em; }
.section__head a { font-size: 14px; border-bottom: 1px solid currentColor; }
.section__head a:hover { color: var(--red); }

.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }
.card {
  position: relative; display: flex; flex-direction: column; min-height: 250px;
  background: var(--t-bg); color: var(--t-fg);
  border: 1px solid rgb(0 0 0 / .18); border-radius: 4px;
  box-shadow: 0 10px 22px -12px rgb(40 30 20 / .45);
  transition: transform .18s, box-shadow .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 18px 28px -14px rgb(40 30 20 / .5); }
.card__cover { display: block; height: 74px; border-radius: 3px 3px 0 0; }
.card__body { display: flex; flex-direction: column; flex: 1; gap: 10px; padding: 18px 20px 18px; }
.card__kicker { font: 13px/1.2 var(--t-font); letter-spacing: .1em; color: var(--t-accent); }
.card__title { font: 400 21px/1.45 var(--t-font); text-wrap: pretty; }
.card__summary {
  font-size: 14px; line-height: 1.7; opacity: .78;
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden;
}
.card time { margin-top: auto; padding-top: 6px; font: 12px/1 var(--mono); opacity: .6; }
.card--featured { grid-column: span 2; grid-row: span 2; }
.card--featured .card__cover { height: auto; flex: 1; min-height: 190px; }
.card--featured .card__body { flex: none; padding: 26px 30px 26px; }
.card--featured .card__title { font-size: 32px; }
.card--featured .card__summary { font-size: 16px; -webkit-line-clamp: 3; }

/* 各主题的卡片封面 */
[data-style="terminal"] .card__cover {
  background:
    radial-gradient(circle at 16px 16px, #ff6b5f 5px, transparent 6px),
    radial-gradient(circle at 34px 16px, #f6c351 5px, transparent 6px),
    radial-gradient(circle at 52px 16px, #5fcf6b 5px, transparent 6px),
    repeating-linear-gradient(#162236 0 14px, #131d2f 14px 28px);
  border-bottom: 1px solid #25344d;
}
[data-style="terminal"] .card__kicker::before { content: "~/"; opacity: .6; }
[data-style="terminal"] .card__title { font-weight: 700; font-size: 19px; }
.card--featured[data-style="terminal"] .card__title { font-size: 28px; }
[data-style="cloth"].card { box-shadow: inset 0 0 0 5px #5a1e24, inset 0 0 0 6px #c79f52, 0 10px 22px -12px rgb(40 30 20 / .45); }
[data-style="cloth"] .card__cover {
  margin: 14px 14px 0; border-radius: 0;
  background: repeating-linear-gradient(45deg, #6a262c 0 2px, transparent 2px 8px), repeating-linear-gradient(-45deg, #6a262c 0 2px, transparent 2px 8px), #4c181d;
}
[data-style="cloth"] .card__title { font-weight: 600; }
[data-style="paper"] .card__cover {
  background:
    radial-gradient(ellipse 60% 90% at 22% 115%, rgb(40 36 32 / .5), transparent 70%),
    radial-gradient(ellipse 50% 70% at 62% 120%, rgb(40 36 32 / .32), transparent 70%),
    radial-gradient(ellipse 40% 60% at 90% 118%, rgb(40 36 32 / .2), transparent 70%),
    radial-gradient(circle at 80% 30%, #b3402c 0 9px, transparent 10px),
    #ebe4d2;
}
[data-style="paper"] .card__kicker { align-self: flex-start; padding: 4px 8px; border: 1px solid currentColor; }
[data-style="note"].card { border-color: #ddd6c6; }
[data-style="note"].card::before {
  content: ""; position: absolute; top: -11px; left: 50%; width: 96px; height: 24px; margin-left: -48px; rotate: -2deg;
  background: repeating-linear-gradient(135deg, #b9dcc8 0 7px, #d3ebde 7px 14px); opacity: .92; z-index: 1;
}
[data-style="note"] .card__cover { background: repeating-linear-gradient(transparent 0 23px, #e3ddd0 23px 24px); }
[data-style="note"] .card__kicker { font-size: 18px; letter-spacing: .05em; color: var(--t-ink); }
[data-style="note"] .card__title { font-size: 28px; line-height: 1.3; }
.card--featured[data-style="note"] .card__title { font-size: 42px; }
[data-style="blueprint"].card {
  background-image: linear-gradient(rgb(255 255 255 / .09) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / .09) 1px, transparent 1px);
  background-size: 20px 20px;
}
[data-style="blueprint"] .card__cover {
  margin: 16px 20px 0; height: 58px; border: 1.5px dashed rgb(255 255 255 / .55); border-radius: 0;
  background: linear-gradient(to top right, transparent calc(50% - 1px), rgb(255 255 255 / .4) 50%, transparent calc(50% + 1px));
}
[data-style="window"].card { border: 2px solid #3d4048; border-radius: 0; box-shadow: inset 2px 2px 0 #fff9, inset -2px -2px 0 #0002, 6px 6px 0 rgb(0 0 0 / .18); }
[data-style="window"] .card__cover {
  height: 28px; margin: 4px 4px 0; border-radius: 0;
  background:
    linear-gradient(#cfd1d6, #cfd1d6) right 6px center / 14px 14px no-repeat,
    linear-gradient(90deg, #1b2f86, #4d6fd6);
}
.card--featured[data-style="window"] .card__cover { flex: none; min-height: 0; height: 32px; }
.card--featured[data-style="window"] .card__body {
  flex: 1; justify-content: flex-end;
  background: linear-gradient(to top, var(--t-bg) 50%, transparent), radial-gradient(rgb(0 0 0 / .22) 1px, transparent 1.5px) 0 0 / 14px 14px;
}
.card--featured[data-style="window"] time { margin-top: 0; }
[data-style="window"] .card__title { font-weight: 700; font-size: 19px; }
.card--featured[data-style="window"] .card__title { font-size: 40px; }
[data-style="window"] .card__kicker::before { content: "["; }
[data-style="window"] .card__kicker::after { content: "]"; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-block; padding: 3px 10px; font: 13px/1.5 var(--t-font); letter-spacing: .06em; white-space: nowrap;
  background: var(--t-bg); color: var(--t-fg); border: 1px solid rgb(0 0 0 / .3); border-radius: 2px;
}
a.chip:hover { filter: brightness(1.08); translate: 0 -1px; }
.empty { color: var(--muted); padding: 40px 0; }

/* ---------- 列表页 ---------- */
.page-head { padding-block: 72px 30px; }
.page-head h1 { font: clamp(48px, 7vw, 76px)/1.15 var(--xiaowei); letter-spacing: .12em; margin-bottom: 16px; }
.page-head p { max-width: 34em; color: #45403a; font-size: 17px; }
.page-head p a { border-bottom: 1px solid var(--red); }
.page-head--split { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; }
.bars { display: flex; align-items: flex-end; gap: 10px; height: 150px; padding-bottom: 22px; }
.bars a { position: relative; display: flex; align-items: flex-end; width: 34px; height: 100%; }
.bars i {
  display: block; width: 100%; height: max(8px, calc(var(--h) * 100%)); border-radius: 3px 3px 0 0;
  background: linear-gradient(90deg, #5a3a2c, var(--wood)); transition: background .15s;
}
.bars a:hover i { background: var(--red); }
.bars span { position: absolute; bottom: -22px; left: 50%; translate: -50% 0; font: 12px/1 var(--mono); color: var(--muted); }

.year { margin-bottom: 44px; }
.year h2 { font: 40px/1.2 var(--serif); font-weight: 900; padding-bottom: 10px; border-bottom: 2px solid var(--ink); }
.year h2 small { margin-left: 14px; font: 14px/1 var(--sans); color: var(--muted); }
.rows { list-style: none; margin: 0; padding: 0; }
.rows li { display: flex; align-items: baseline; gap: 18px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.rows time { flex: none; font: 13px/1 var(--mono); color: var(--muted); }
.rows a:not(.chip) { flex: 1; font: 18px/1.5 var(--serif); }
.rows a:not(.chip):hover { color: var(--red); }

.boards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; padding-block: 20px 80px; }
.board {
  display: flex; flex-direction: column; gap: 10px; min-height: 240px; padding: 28px 26px 22px;
  background: var(--t-bg); color: var(--t-fg); font-family: var(--t-font);
  border: 2px solid rgb(0 0 0 / .5); border-radius: 4px;
  box-shadow: 0 14px 24px -14px rgb(40 30 20 / .5);
  transition: transform .18s;
}
.board:hover { transform: translateY(-4px) rotate(-.4deg); }
.board__name { font-size: 44px; line-height: 1.15; letter-spacing: .12em; color: var(--t-accent); }
[data-style="paper"] .board__name, [data-style="note"] .board__name, [data-style="window"] .board__name { color: var(--t-fg); }
.board__en { font: 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; opacity: .7; }
.board__desc { margin-top: 8px; font: 15px/1.8 var(--sans); opacity: .88; }
.board__latest { margin-top: auto; padding-top: 14px; border-top: 1px dashed currentColor; font: 13px/1.6 var(--sans); opacity: .75; }
[data-style="blueprint"].board {
  background-image: linear-gradient(rgb(255 255 255 / .09) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / .09) 1px, transparent 1px);
  background-size: 20px 20px;
}
[data-style="cloth"].board { border-color: #c79f52; outline: 3px solid #3d1217; outline-offset: -8px; }
[data-style="window"].board { border-radius: 0; box-shadow: inset 2px 2px 0 #fff9, inset -2px -2px 0 #0002, 6px 6px 0 rgb(0 0 0 / .18); }

/* ---------- 主题页 ---------- */
.topic-hero { background: var(--t-bg); color: var(--t-fg); padding-block: 76px 60px; border-bottom: 1px solid rgb(0 0 0 / .25); }
.topic-hero__kicker { font: 13px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--t-accent); margin-bottom: 18px; }
.topic-hero h1 { font: clamp(56px, 9vw, 104px)/1.1 var(--t-font); letter-spacing: .1em; }
.topic-hero__desc { margin-top: 18px; max-width: 30em; font-size: 18px; opacity: .88; }
.topic-hero dl { display: flex; gap: 44px; margin: 34px 0 0; }
.topic-hero dt { font-size: 12px; letter-spacing: .1em; opacity: .65; }
.topic-hero dd { margin: 4px 0 0; font: 22px/1.2 var(--mono); }
body[data-style="blueprint"] .topic-hero {
  background-image: linear-gradient(rgb(255 255 255 / .09) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / .09) 1px, transparent 1px);
  background-size: 24px 24px;
}
body[data-style="terminal"] .topic-hero h1::before { content: "> "; color: var(--t-accent); }
body[data-style="note"] .topic-hero { background-image: repeating-linear-gradient(transparent 0 35px, #e6e0d2 35px 36px); }
body[data-style="cloth"] .topic-hero { box-shadow: inset 0 0 0 10px #5a1e24, inset 0 0 0 11px #c79f52; }
.topic-hero + .section { padding-top: 56px; }

/* ---------- 文章页 ---------- */
.post { max-width: 780px; padding-block: 72px 80px; }
.post__head { margin-bottom: 44px; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.post__head h1 { font: 600 clamp(32px, 5vw, 46px)/1.35 var(--serif); margin-top: 20px; text-wrap: balance; }
.post__meta { display: flex; gap: 18px; margin-top: 18px; font: 13px/1 var(--mono); color: var(--muted); }
.prose { font: 18px/1.95 var(--serif); color: #26221e; overflow-wrap: break-word; }
.prose > * + * { margin-top: 1.3em; }
.prose h2 { font: 600 28px/1.4 var(--serif); margin-top: 2.2em; padding-left: 14px; border-left: 4px solid var(--t-ink); }
.prose h3 { font: 600 22px/1.4 var(--serif); margin-top: 1.8em; }
.prose a { color: var(--t-ink); border-bottom: 1px solid currentColor; }
.prose a:hover { background: rgb(0 0 0 / .05); }
.prose strong { font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.5em; }
.prose li + li { margin-top: .4em; }
.prose blockquote { margin-inline: 0; padding: 4px 0 4px 20px; border-left: 3px solid var(--line); color: #55504a; }
.prose code { font: .86em/1.6 var(--mono); padding: 2px 6px; background: rgb(0 0 0 / .06); border-radius: 4px; }
.prose pre { padding: 18px 20px; overflow-x: auto; background: #101826; color: #d9e4f2; border-radius: 6px; line-height: 1.6; }
.prose pre code { padding: 0; background: none; font-size: 14px; }
.prose hr { border: 0; height: 1px; background: var(--line); margin-block: 2.4em; }
.prose img { display: block; margin-inline: auto; border-radius: 4px; }
.prose table { width: 100%; border-collapse: collapse; font: 15px/1.6 var(--sans); }
.prose th, .prose td { padding: 8px 12px; border-bottom: 1px solid var(--line); text-align: left; }
.post__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 64px; padding-top: 28px; border-top: 1px solid var(--line); }
.post__nav a { font: 17px/1.5 var(--serif); }
.post__nav a:hover { color: var(--t-ink); }
.post__nav a:last-child { text-align: right; }
.post__nav small { display: block; margin-bottom: 4px; font: 12px/1.4 var(--sans); color: var(--muted); letter-spacing: .08em; }

/* ---------- 页脚 ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 48px 30px; font-size: 14px; color: #45403a; }
.site-footer__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.site-footer .seal { margin-bottom: 14px; }
.site-footer h2 { font: 600 13px/1 var(--sans); letter-spacing: .1em; margin-bottom: 14px; }
.site-footer__links { display: flex; gap: 20px; margin-top: 10px; }
.site-footer__links a:hover { color: var(--red); }
.site-footer__meta { margin-top: 40px; font-size: 13px; color: var(--muted); }

/* ---------- 搜索 ---------- */
.search {
  width: min(620px, calc(100vw - 32px)); margin-top: 12vh; padding: 0;
  border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink);
  box-shadow: 0 30px 80px rgb(30 20 10 / .35);
}
.search::backdrop { background: rgb(30 27 24 / .45); backdrop-filter: blur(3px); }
.search input {
  width: 100%; height: 58px; padding: 0 20px; border: 0; border-bottom: 1px solid var(--line);
  background: none; font: 18px var(--sans); color: inherit; outline: none;
}
.search ul { list-style: none; margin: 0; padding: 8px; max-height: 50vh; overflow-y: auto; }
.search li a { display: flex; align-items: baseline; gap: 12px; padding: 10px 12px; border-radius: 8px; }
.search li a.is-active, .search li a:hover { background: rgb(0 0 0 / .06); }
.search li strong { flex: 1; font: 400 16px/1.5 var(--serif); }
.search li time { font: 12px/1 var(--mono); color: var(--muted); }
.search li.search__none { padding: 18px 12px; color: var(--muted); }
.search__hint { padding: 10px 20px; border-top: 1px solid var(--line); font-size: 12px; color: var(--muted); }

/* ---------- 窄屏 ---------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding-block: 48px 40px; }
  .cards, .boards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-head--split { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .wrap { padding-inline: 16px; }
  .site-header__inner { gap: 16px; height: 56px; }
  .site-nav { gap: 18px; overflow-x: auto; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav > a, .site-nav__group > a { padding: 17px 0; }
  .site-nav a[aria-current]::after { bottom: 10px; }
  .site-nav__menu { display: none; }
  .search-btn { width: 38px; padding: 0; justify-content: center; }
  .search-btn span, .search-btn kbd { display: none; }
  .hero__tagline { font-size: 24px; }
  .rack__plaques { padding-inline: 0; }
  .plaque__board { width: 44px; height: 214px; }
  .plaque__name { font-size: 21px; }
  [data-style="note"] .plaque__name { font-size: 25px; }
  .rack__caption { text-align: left; }
  .cards, .boards { grid-template-columns: 1fr; gap: 22px; }
  .card--featured { grid-column: auto; grid-row: auto; }
  .card--featured .card__cover { min-height: 120px; }
  .card--featured .card__body { padding: 20px; }
  .card--featured .card__title, .card--featured[data-style] .card__title { font-size: 26px; }
  .page-head, .post { padding-top: 44px; }
  .topic-hero { padding-block: 48px 40px; }
  .topic-hero dl { gap: 28px; }
  .prose { font-size: 17px; }
  .rows li { flex-wrap: wrap; gap: 6px 14px; }
  .rows a:not(.chip) { flex-basis: 100%; order: 3; }
  .post__nav, .site-footer__inner { grid-template-columns: 1fr; }
  .post__nav a:last-child { text-align: left; }
  .bars { max-width: 100%; overflow-x: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}