:root {
  /* 古书 / 课本纸感：浅黄宣纸底 + 墨褐字 + 朱红点缀 */
  --hyc-ink: #5c3d2e;
  --hyc-ink-deep: #3d291f;
  --hyc-accent: #a63d2f;
  --hyc-bg: #f3ead6;
  --hyc-paper: #faf3e3;
  --hyc-surface: #fff8ea;
  --hyc-text: #2c241c;
  --hyc-muted: #7a6a58;
  --hyc-border: #e0d2b8;
  --hyc-max: 1100px;
  --hyc-radius: 6px;
  --hyc-font: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "SimSun", serif;
  --hyc-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--hyc-sans);
  background:
    radial-gradient(900px 320px at 8% -8%, rgba(166,61,47,.06), transparent 55%),
    radial-gradient(700px 280px at 92% 0%, rgba(92,61,46,.05), transparent 50%),
    linear-gradient(180deg, #efe4cc 0%, var(--hyc-bg) 32%, #ebe0c8 100%);
  color: var(--hyc-text);
  line-height: 1.75;
}
a { color: var(--hyc-ink); text-decoration: none; }
a:hover { color: var(--hyc-accent); }
img { max-width: 100%; height: auto; display: block; }
.hyc-skip { position: absolute; left: -9999px; }
.hyc-skip:focus { left: 12px; top: 12px; z-index: 99; background: var(--hyc-ink); color: #fff; padding: 8px 12px; }
.hyc-container { width: 100%; max-width: var(--hyc-max); margin: 0 auto; padding: 0 16px; }
.hyc-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.hyc-header {
  position: sticky; top: 0; z-index: 50;
  background: linear-gradient(180deg, #6b4a38 0%, var(--hyc-ink) 100%);
  box-shadow: 0 4px 18px rgba(61,41,31,.22);
  border-bottom: 2px solid #8a634c;
}
.hyc-header__bar {
  display: flex; align-items: center; gap: 12px; min-height: 58px; flex-wrap: wrap;
}
.hyc-brand { color: #fff8ea; display: flex; flex-direction: column; line-height: 1.2; margin-right: 8px; }
.hyc-brand:hover { color: #fff8ea; }
.hyc-brand__name { font-family: var(--hyc-font); font-size: 22px; font-weight: 700; letter-spacing: .08em; }
.hyc-brand__tag { font-size: 11px; opacity: .85; }
.hyc-nav { display: flex; flex-wrap: wrap; gap: 4px 2px; flex: 1; }
.hyc-nav__link {
  color: rgba(255,248,234,.92); padding: 8px 10px; border-radius: 4px; font-size: 14px;
}
.hyc-nav__link:hover, .hyc-nav__link.is-active { background: rgba(255,248,234,.16); color: #fff; }
.hyc-search { display: flex; margin-left: auto; }
.hyc-search input {
  border: 1px solid #d9c9a8; border-right: 0; border-radius: 4px 0 0 4px;
  padding: 8px 10px; min-width: 180px; font-size: 14px; background: #fffdf6;
}
.hyc-search button {
  border: 0; background: var(--hyc-accent); color: #fff; border-radius: 0 4px 4px 0;
  padding: 8px 14px; cursor: pointer;
}
.hyc-nav-toggle {
  display: none; width: 40px; height: 40px; border: 0; background: transparent; cursor: pointer;
}
.hyc-nav-toggle span {
  display: block; width: 20px; height: 2px; background: #fff8ea; margin: 4px auto;
}

main#hyc-main { padding: 24px 0 48px; min-height: 60vh; }

.hyc-panel {
  background: var(--hyc-surface);
  border: 1px solid var(--hyc-border);
  border-radius: var(--hyc-radius);
  padding: 18px 20px; margin-bottom: 18px;
  box-shadow: 0 6px 18px rgba(61,41,31,.05);
}
.hyc-panel__title {
  margin: 0 0 14px; font-family: var(--hyc-font); font-size: 20px; color: var(--hyc-ink-deep);
  border-left: 4px solid var(--hyc-accent); padding-left: 10px;
}
.hyc-lead { color: var(--hyc-muted); margin: 0 0 16px; font-size: 14px; }

.hyc-hero {
  margin-bottom: 16px;
}
.hyc-hero__card {
  background: linear-gradient(145deg, #5c3d2e 0%, #7a5642 55%, #8f6a52 100%);
  color: #fff8ea; border-radius: var(--hyc-radius); padding: 22px 24px;
  border: 1px solid #4a3226;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.hyc-hero__text { flex: 1 1 280px; min-width: 0; }
.hyc-hero__card h2 { margin: 0 0 8px; font-family: var(--hyc-font); font-size: 26px; font-weight: 700; }
.hyc-hero__card p { margin: 0; opacity: .92; font-size: 14px; line-height: 1.7; max-width: 36em; }
.hyc-hero__actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.hyc-btn {
  display: inline-block; background: #fff8ea; color: var(--hyc-ink); padding: 8px 16px;
  border-radius: 999px; font-weight: 600; margin: 0;
}
.hyc-btn--ghost { background: transparent; color: #fff8ea; border: 1px solid rgba(255,248,234,.55); }
.hyc-btn:hover { color: var(--hyc-accent); }
.hyc-btn--ghost:hover { background: rgba(255,248,234,.12); color: #fff; }

.hyc-home-widgets {
  display: grid; grid-template-columns: 1.35fr .85fr; gap: 16px;
  margin-bottom: 18px; align-items: stretch;
}
.hyc-looking, .hyc-daily {
  background: var(--hyc-surface);
  border: 1px solid var(--hyc-border);
  border-radius: var(--hyc-radius);
  padding: 16px 16px 14px;
  box-shadow: 0 6px 18px rgba(61,41,31,.04);
}
.hyc-looking__title, .hyc-daily__title {
  margin: 0 0 12px; font-family: var(--hyc-font); font-size: 18px; color: var(--hyc-ink-deep);
  border-left: 4px solid var(--hyc-ink); padding-left: 10px; font-weight: 700;
}
.hyc-looking__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.hyc-looking__item {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; min-height: 52px; padding: 8px 6px;
  background: var(--hyc-paper); border-radius: 4px; border: 1px solid transparent;
  color: var(--hyc-text); text-align: center;
}
.hyc-looking__item:hover { border-color: var(--hyc-border); color: var(--hyc-ink); }
.hyc-looking__py { font-size: 12px; color: var(--hyc-muted); line-height: 1.2; }
.hyc-looking__word { font-size: 15px; font-weight: 700; color: var(--hyc-ink-deep); line-height: 1.3; }

.hyc-daily {
  display: flex; flex-direction: column; align-items: center;
}
.hyc-daily__title { align-self: stretch; }
.hyc-daily__link { display: block; margin-top: 4px; }
.hyc-daily__py {
  margin: 10px 0 0; text-align: center; font-size: 13px; color: var(--hyc-muted);
}
.hyc-mizige {
  position: relative; width: 200px; max-width: 100%; aspect-ratio: 1 / 1; margin: 0 auto;
  border: 1px solid #c5653e; border-radius: 2px;
  background:
    linear-gradient(rgba(197,101,62,.55) 1px, transparent 1px) center / 100% 50%,
    linear-gradient(90deg, rgba(197,101,62,.55) 1px, transparent 1px) center / 50% 100%,
    linear-gradient(to top right, transparent calc(50% - .6px), rgba(197,101,62,.35) calc(50% - .6px), rgba(197,101,62,.35) calc(50% + .6px), transparent calc(50% + .6px)),
    linear-gradient(to top left, transparent calc(50% - .6px), rgba(197,101,62,.35) calc(50% - .6px), rgba(197,101,62,.35) calc(50% + .6px), transparent calc(50% + .6px)),
    #fffdf6;
}
.hyc-mizige__fallback {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--hyc-font); font-size: 88px; color: rgba(92,61,46,.28); pointer-events: none;
}
.hyc-mizige svg { display: block; margin: 0 auto; }

.hyc-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.hyc-chip {
  display: inline-flex; align-items: baseline; gap: 6px;
  padding: 8px 12px; border-radius: 4px; background: var(--hyc-paper);
  border: 1px solid var(--hyc-border); color: var(--hyc-text);
}
.hyc-chip:hover { border-color: var(--hyc-ink); color: var(--hyc-ink); }
.hyc-chip__py { font-size: 12px; color: var(--hyc-muted); }
.hyc-chip__zi { font-family: var(--hyc-font); font-size: 20px; font-weight: 700; color: var(--hyc-ink-deep); }
.hyc-chip__word { font-size: 15px; font-weight: 600; }

.hyc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.hyc-card {
  display: block; padding: 12px; border: 1px solid var(--hyc-border); border-radius: 4px;
  background: #fffdf6; min-height: 86px;
}
.hyc-card:hover { border-color: var(--hyc-ink); box-shadow: 0 6px 16px rgba(92,61,46,.08); }
.hyc-card__title { font-family: var(--hyc-font); font-size: 22px; font-weight: 700; color: var(--hyc-ink-deep); }
.hyc-card__meta { font-size: 12px; color: var(--hyc-muted); margin-top: 4px; }
.hyc-card__brief {
  margin-top: 6px; font-size: 13px; color: #5a4c3c;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.hyc-card__word { font-weight: 600; color: var(--hyc-ink-deep); }

.hyc-layout {
  display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 16px; align-items: start;
}
.hyc-aside {
  display: flex; flex-direction: column; gap: 12px;
}
.hyc-aside__sticky {
  position: sticky; top: 72px; display: flex; flex-direction: column; gap: 12px;
}
.hyc-aside-def {
  background: var(--hyc-surface); border: 1px solid var(--hyc-border); border-radius: var(--hyc-radius);
  padding: 16px 14px; text-align: center; box-shadow: 0 6px 18px rgba(61,41,31,.04);
}
.hyc-aside-def__title {
  margin: 0 0 8px; font-family: var(--hyc-font); font-size: 18px; font-weight: 700; color: var(--hyc-ink-deep);
}
.hyc-aside-def__text { margin: 0; font-size: 13px; color: var(--hyc-muted); line-height: 1.7; text-align: left; }
.hyc-aside .hyc-looking__grid { gap: 6px; }
.hyc-aside .hyc-looking__item { min-height: 46px; padding: 6px 4px; }
.hyc-aside .hyc-looking__word { font-size: 14px; }
.hyc-aside .hyc-mizige { width: 180px; }
.hyc-aside .hyc-mizige__fallback { font-size: 72px; }
.hyc-lead--center { text-align: center; }
.hyc-aside .hyc-panel { position: sticky; top: 72px; }
.hyc-aside-list { margin: 0; padding: 0; list-style: none; }
.hyc-aside-list li { border-bottom: 1px dashed var(--hyc-border); }
.hyc-aside-list a { display: block; padding: 8px 2px; font-size: 14px; }

.hyc-entry { display: grid; grid-template-columns: 160px 1fr; gap: 20px; }
.hyc-glyph {
  width: 160px; height: 160px; border: 2px solid var(--hyc-ink);
  border-radius: 4px; display: flex; align-items: center; justify-content: center;
  font-family: var(--hyc-font); font-size: 88px; color: var(--hyc-ink-deep);
  background:
    linear-gradient(rgba(92,61,46,.12) 1px, transparent 1px) 0 0 / 100% 25%,
    linear-gradient(90deg, rgba(92,61,46,.12) 1px, transparent 1px) 0 0 / 25% 100%,
    #fffdf6;
}
.hyc-meta-list { margin: 0; padding: 0; list-style: none; }
.hyc-meta-list li { padding: 6px 0; border-bottom: 1px dashed var(--hyc-border); font-size: 14px; }
.hyc-meta-list strong { color: var(--hyc-muted); font-weight: 500; margin-right: 8px; }
.hyc-speak {
  margin-left: 8px; border: 1px solid var(--hyc-border); background: var(--hyc-paper);
  color: var(--hyc-ink); border-radius: 4px; padding: 2px 10px; cursor: pointer; font-size: 13px;
}
.hyc-speak:hover { border-color: var(--hyc-accent); color: var(--hyc-accent); }
.hyc-content { margin-top: 8px; font-size: 15px; }
.hyc-content h2 { font-size: 18px; color: var(--hyc-ink-deep); margin: 18px 0 8px; font-family: var(--hyc-font); }
.hyc-content h3 { font-size: 16px; margin: 14px 0 6px; color: var(--hyc-ink); }
.hyc-pager { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; align-items: center; justify-content: center; }
.hyc-pager a, .hyc-pager span {
  padding: 6px 12px; border: 1px solid var(--hyc-border); border-radius: 4px; background: #fffdf6; font-size: 13px;
  color: var(--hyc-text);
}
.hyc-pager a:hover { border-color: var(--hyc-ink); color: var(--hyc-ink); }
.hyc-pager .is-current { background: #fff; color: var(--hyc-ink-deep); border-color: var(--hyc-border); font-weight: 700; box-shadow: inset 0 0 0 1px #fff; }
.hyc-pager .is-disabled { opacity: .45; cursor: default; }
.hyc-pager__gap { border: 0; background: transparent; padding: 6px 4px; color: var(--hyc-muted); }

.hyc-rel-list { display: flex; flex-direction: column; gap: 0; }
.hyc-rel-row {
  display: grid; grid-template-columns: 120px 1fr; gap: 14px; align-items: start;
  padding: 14px 4px; border-bottom: 1px solid var(--hyc-border);
}
.hyc-rel-row:last-child { border-bottom: 0; }
.hyc-rel-head {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 56px; padding: 8px 6px; background: var(--hyc-paper);
  border-radius: 4px; border: 1px solid var(--hyc-border); text-align: center;
}
.hyc-rel-head__py { font-size: 12px; color: var(--hyc-muted); line-height: 1.2; }
.hyc-rel-head__word { font-size: 18px; font-weight: 700; color: var(--hyc-ink-deep); margin-top: 2px; }
.hyc-rel-body { min-width: 0; padding-top: 2px; }
.hyc-rel-tag {
  display: inline-block; font-size: 12px; color: var(--hyc-muted);
  background: var(--hyc-paper); border: 1px solid var(--hyc-border);
  border-radius: 999px; padding: 2px 10px; margin-bottom: 8px;
}
.hyc-rel-items { font-size: 15px; line-height: 1.9; color: var(--hyc-text); }
.hyc-rel-items a { color: var(--hyc-ink); text-decoration: underline; text-underline-offset: 3px; }
.hyc-rel-items a:hover { color: var(--hyc-accent); }
.hyc-rel-sep { color: var(--hyc-muted); margin: 0 2px; }
.hyc-muted { color: var(--hyc-muted); }

@media (max-width: 860px) {
  .hyc-rel-row { grid-template-columns: 96px 1fr; gap: 10px; }
  .hyc-rel-head__word { font-size: 16px; }
}

.hyc-footer {
  background: transparent; color: var(--hyc-muted); padding: 8px 0 40px; font-size: 13px;
  border-top: 0;
}
.hyc-footer a { color: #555; }
.hyc-footer a:hover { color: var(--hyc-accent); }
.hyc-flink {
  background: var(--hyc-surface);
  border: 1px solid var(--hyc-border);
  border-radius: var(--hyc-radius);
  padding: 16px 18px 14px;
  margin-bottom: 18px;
  box-shadow: 0 4px 14px rgba(61,41,31,.04);
}
.hyc-flink__title {
  margin: 0 0 10px; font-size: 16px; font-weight: 700; color: var(--hyc-accent);
  font-family: var(--hyc-font);
}
.hyc-flink__list { margin: 0; line-height: 1.9; }
.hyc-flink__list a {
  position: relative; display: inline-block; padding: 0 10px 0 0; margin-right: 8px;
  color: #555; line-height: 1.6;
}
.hyc-flink__list a::after {
  content: "·"; position: absolute; right: -2px; top: 0; color: #888; pointer-events: none;
}
.hyc-flink__list a:last-child { margin-right: 0; }
.hyc-flink__list a:last-child::after { content: ""; }
.hyc-footer__legal { text-align: center; }
.hyc-footer__copy { margin: 0 0 6px; color: #777; }
.hyc-footer__copy a { margin-left: 6px; }
.hyc-footer__note { margin: 0; color: #8a7a68; }
.hyc-footer__note--soft { margin-top: 4px; font-size: 12px; opacity: .85; }
.hyc-footer__nav { display: none; }

.hyc-gotop {
  position: fixed; right: 18px; bottom: 28px; z-index: 80;
  width: 48px; height: 48px; border: 0; border-radius: 50%;
  background: #7d7065; color: #fff; cursor: pointer;
  font-size: 22px; line-height: 1; box-shadow: 0 6px 16px rgba(61,41,31,.22);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.hyc-gotop.is-show { opacity: 1; visibility: visible; transform: none; }
.hyc-gotop:hover { background: var(--hyc-ink); }

@media (max-width: 860px) {
  .hyc-nav-toggle { display: block; }
  .hyc-nav {
    display: none; width: 100%; order: 5; flex-direction: column; background: rgba(0,0,0,.12);
    padding: 8px; border-radius: 6px;
  }
  .hyc-nav.is-open { display: flex; }
  .hyc-search { width: 100%; order: 4; }
  .hyc-search input { flex: 1; min-width: 0; }
  .hyc-hero__card { padding: 18px 16px; }
  .hyc-home-widgets { grid-template-columns: 1fr; }
  .hyc-entry, .hyc-layout { grid-template-columns: 1fr; }
  .hyc-aside__sticky { position: static; }
  .hyc-aside .hyc-panel { position: static; }
  .hyc-glyph { width: 120px; height: 120px; font-size: 64px; }
  .hyc-mizige { width: 180px; }
  .hyc-mizige__fallback { font-size: 72px; }
  .hyc-gotop { right: 12px; bottom: 18px; width: 44px; height: 44px; }
}