:root {
  --bg: #f7f4ef;
  --paper: #fdfcfa;
  --ink: #1c1917;
  --muted: #57534e;
  --accent: #b45309;
  --accent-soft: rgba(180, 83, 9, 0.12);
  --border: #e7e5e4;
  --radius: 12px;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, serif;
  --font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  --shadow: 0 18px 40px rgba(28, 25, 23, 0.06);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

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

a:hover {
  text-decoration: underline;
}

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 无障碍：键盘用户可跳到主内容 */
.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  width: auto;
  height: auto;
  clip: auto;
  padding: 0.45rem 0.85rem;
  margin: 0;
  overflow: visible;
  white-space: normal;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nav__primary > a:focus-visible,
.nav-dropdown__trigger:focus-visible,
details.nav-dropdown > summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn--sm {
  font-size: 0.85rem;
  padding: 0.25rem 0.6rem;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--paper);
}

.site-header__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.85rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.site-header__brand {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
}

.site-header__brand:hover {
  text-decoration: none;
  color: var(--accent);
}

.site-header__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  font-size: 0.92rem;
}

.layout-main {
  flex: 1;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem 4rem;
}

.home-page {
  position: relative;
}

.home-page::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle at center, rgba(180, 83, 9, 0.16), rgba(180, 83, 9, 0));
  pointer-events: none;
  z-index: -1;
}

.btn {
  display: inline-block;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: inherit;
  font-size: 0.9rem;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  opacity: 0.92;
}

.btn--primary {
  background: #fff;
  color: #3b2f25;
  border-color: #fff;
}

.home-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.1rem;
  align-items: stretch;
  margin-top: 1.75rem;
  --hero-card-height: 460px;
}

.home-hero__main {
  background: linear-gradient(155deg, #1f2937 0%, #3b2f25 48%, #7c4a1e 100%);
  color: #fff;
  border-radius: 18px;
  padding: 2rem 2rem 1.75rem;
  box-shadow: 0 18px 40px rgba(28, 25, 23, 0.15);
  height: var(--hero-card-height);
  display: flex;
  flex-direction: column;
}

.home-hero__main .btn {
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.home-hero__main .btn--primary {
  background: #fff;
  color: #3b2f25;
  border-color: #fff;
}

.home-hero__eyebrow {
  margin: 0 0 0.75rem;
  letter-spacing: 0.05em;
  font-size: 0.82rem;
  opacity: 0.88;
}

.home-hero__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
  line-height: 1.2;
}

.home-hero__sub {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.02rem;
}

.home-hero__actions {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.home-hero__metrics {
  margin: auto 0 0;
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.home-hero__metrics li {
  padding: 0.7rem 0.8rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
}

.home-hero__metrics strong {
  display: block;
  font-size: 1.2rem;
}

.home-hero__metrics span {
  font-size: 0.8rem;
  opacity: 0.86;
}

.home-hero__aside {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.1rem;
  box-shadow: var(--shadow);
  height: var(--hero-card-height);
  display: flex;
  flex-direction: column;
}

.home-hero__aside h2 {
  margin: 0 0 0.8rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
}

.today-card__link {
  display: grid;
  grid-template-rows: 185px 1fr;
  color: inherit;
  text-decoration: none;
  height: 100%;
}

.today-card__cover {
  width: 100%;
  border-radius: 12px;
  height: 185px;
  object-fit: cover;
}

.today-card__body {
  margin-top: 0.8rem;
  min-height: 0;
}

.today-card__meta {
  font-size: 0.8rem;
  color: var(--muted);
}

.today-card h3 {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  margin: 0.35rem 0 0.45rem;
  line-height: 1.35;
}

.today-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.today-note {
  margin: 0.9rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.editorial {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 0.85rem;
}

.editorial__lead,
.editorial__quote {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.2rem 1.25rem;
  box-shadow: var(--shadow);
}

.editorial__kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.editorial__lead h2 {
  margin: 0.45rem 0 0.7rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1.3;
}

.editorial__lead p {
  margin: 0.65rem 0 0;
  color: var(--muted);
}

.editorial__quote {
  background: linear-gradient(180deg, rgba(28, 25, 23, 0.98), rgba(58, 47, 37, 0.95));
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.editorial__quote p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  line-height: 1.45;
}

.editorial__quote span {
  margin-top: 0.95rem;
  font-size: 0.85rem;
  opacity: 0.85;
}

.section-title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
}

.section-title .btn {
  border-color: var(--border);
  color: var(--ink);
  background: var(--paper);
  font-size: 0.85rem;
}

.magazine-shelf {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  margin-top: 2rem;
}

.magazine-shelf__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.shelf-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.shelf-card__link {
  display: block;
  color: inherit;
  text-decoration: none;
  padding: 0.95rem;
}

.shelf-card__category {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.shelf-card h3 {
  margin: 0.4rem 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.06rem;
  line-height: 1.35;
}

.shelf-card__excerpt {
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.55;
}

.shelf-card__foot {
  margin-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.home-block {
  margin-top: 2rem;
}

.home-grid {
  display: grid;
  gap: 0.85rem;
}

.home-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.home-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.home-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.home-card__link {
  color: inherit;
  text-decoration: none;
  display: block;
}

.home-card__cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.home-card__body {
  padding: 0.9rem 1rem 1rem;
}

.home-card__meta {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.45rem;
}

.home-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.08rem;
  line-height: 1.35;
}

.home-card__excerpt {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.home-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0.95rem;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0.25rem 0 0;
}

.timeline__item {
  display: grid;
  grid-template-columns: 95px 1fr;
  gap: 0.9rem;
  padding: 0.75rem 0;
  border-bottom: 1px dashed var(--border);
}

.timeline__date {
  font-size: 0.82rem;
  color: var(--muted);
}

.timeline__title {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 1.04rem;
  text-decoration: none;
}

.timeline__title:hover {
  color: var(--accent);
}

.timeline__content p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.89rem;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.topic-card {
  display: block;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.85rem 0.95rem;
  text-decoration: none;
  color: var(--ink);
}

.topic-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1rem;
}

.topic-card p {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.topic-more {
  margin-top: 0.9rem;
  display: inline-block;
}

.author-card,
.ritual-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.1rem;
  box-shadow: var(--shadow);
}

.author-card__header {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 0.9rem;
  align-items: center;
}

.author-card__header img {
  width: 78px;
  height: 78px;
  border-radius: 12px;
  object-fit: cover;
}

.author-card__eyebrow {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.author-card h3 {
  margin: 0.2rem 0;
  font-family: var(--font-serif);
  font-size: 1.2rem;
}

.author-card__role {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.author-card__bio {
  margin: 0.85rem 0 1rem;
}

.ritual-card h3 {
  margin: 0.3rem 0 0.65rem;
  font-family: var(--font-serif);
}

.ritual-card ul {
  margin: 0 0 1rem;
  padding-left: 1.15rem;
}

.ritual-card li {
  margin-bottom: 0.45rem;
}

.schedule {
  background: linear-gradient(180deg, rgba(180, 83, 9, 0.08) 0%, rgba(247, 244, 239, 0) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0.5rem 1rem 1.25rem;
}

.schedule__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.schedule__card {
  background: var(--paper);
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 0.9rem;
}

.schedule__day {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.schedule__card h3 {
  margin: 0.2rem 0 0.4rem;
  font-size: 1rem;
  font-family: var(--font-serif);
}

.schedule__card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.home-cta {
  margin-top: 2rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.4rem 1.2rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.home-cta h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.45rem;
}

.home-cta p {
  margin: 0.65rem auto 0;
  max-width: 56ch;
  color: var(--muted);
}

.home-cta .btn {
  border-color: var(--border);
  color: var(--ink);
  background: var(--paper);
}

.home-cta .btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 1.25rem 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--paper);
}

@media (max-width: 1040px) {
  .home-hero,
  .editorial,
  .home-layout,
  .home-grid--three,
  .home-grid--two,
  .schedule__grid,
  .magazine-shelf__grid {
    grid-template-columns: 1fr;
  }

  .home-hero {
    --hero-card-height: auto;
  }

  .topic-grid {
    grid-template-columns: 1fr;
  }
}

/* —— 全站顶栏（与专栏手册版式对齐的简化导航） —— */
.site-header--sticky {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(10px);
}

.brand {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: var(--ink);
  white-space: nowrap;
  flex-shrink: 0;
}

.brand:hover {
  text-decoration: none;
  color: var(--accent);
}

.site-header__nav.nav {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
}

.nav__primary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.15rem 0.35rem;
}

.nav__primary > a,
.nav-dropdown__trigger {
  padding: 0.4rem 0.55rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav__primary > a {
  color: var(--muted);
  text-decoration: none;
}

.nav__primary > a:hover {
  color: var(--accent);
  text-decoration: none;
  background: var(--accent-soft);
}

.nav__primary > a.nav-link--active {
  color: var(--ink);
  background: rgba(28, 25, 23, 0.06);
}

details.nav-dropdown {
  position: relative;
}

details.nav-dropdown > summary {
  list-style: none;
}

details.nav-dropdown > summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  color: var(--muted);
}

.nav-dropdown__trigger:hover,
details.nav-dropdown[open] > .nav-dropdown__trigger {
  color: var(--accent);
  background: var(--accent-soft);
}

.nav-dropdown--active > .nav-dropdown__trigger {
  color: var(--ink);
  background: rgba(28, 25, 23, 0.06);
}

.nav-dropdown__caret {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.75;
  transition: transform 0.2s ease;
}

details.nav-dropdown[open] .nav-dropdown__caret {
  transform: rotate(180deg);
}

.nav-dropdown__panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: min(92vw, 420px);
  padding: 1rem 1.1rem 1.1rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 40;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
}

.nav-dropdown__panel--archive {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: min(92vw, 560px);
  padding: 1.25rem 1.35rem 1.35rem;
}

.nav-dropdown__panel--manuals {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-width: min(92vw, 420px);
  padding: 1.1rem 1.2rem 1.2rem;
}

.nav-dropdown__manuals-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
  align-items: start;
}

.nav-dropdown__archive-bar--manuals {
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.nav-dropdown__archive-bar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border);
}

.nav-dropdown__archive-bar-label {
  margin: 0;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-dropdown__link--archive-all {
  font-weight: 600;
}

.nav-dropdown__archive-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
  align-items: start;
}

.nav-dropdown__panel--topics {
  position: fixed;
  left: 50%;
  right: auto;
  top: calc(env(safe-area-inset-top, 0px) + 3.5rem);
  bottom: auto;
  transform: translateX(-50%);
  width: min(92vw, 1100px);
  max-width: min(92vw, 1100px);
  min-width: unset;
  max-height: min(72vh, calc(100dvh - 6rem));
  overflow: hidden;
  z-index: 50;
  box-sizing: border-box;
}

.nav-dropdown__panel--topics .nav-dropdown__archive-bar {
  flex-shrink: 0;
  padding-bottom: 0.65rem;
}

.nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.5rem 0.85rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  min-height: 0;
  flex: 1 1 auto;
  scrollbar-gutter: stable;
  padding-right: 0.15rem;
  -webkit-overflow-scrolling: touch;
}

.nav-dropdown__panel--topics .nav-dropdown__group {
  gap: 0.12rem;
}

.nav-dropdown__panel--topics .nav-dropdown__link {
  padding: 0.26rem 0.32rem;
  margin: 0 -0.32rem;
  font-size: 0.86rem;
}

.nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics::-webkit-scrollbar {
  width: 6px;
}

.nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics::-webkit-scrollbar-thumb {
  background: rgba(28, 25, 23, 0.22);
  border-radius: 4px;
}

.nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics::-webkit-scrollbar-track {
  background: transparent;
}

@media (max-width: 1024px) {
  .nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .nav-dropdown__panel:not(.nav-dropdown__panel--topics) {
    right: auto;
    left: 50%;
    transform: translateX(-50%);
    grid-template-columns: 1fr;
    min-width: min(94vw, 320px);
  }

  .nav-dropdown__panel--topics {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    width: min(94vw, 1100px);
    max-width: 94vw;
    min-width: unset;
    top: calc(env(safe-area-inset-top, 0px) + 3.25rem);
  }

  .nav-dropdown__archive-grid,
  .nav-dropdown__manuals-grid {
    grid-template-columns: 1fr;
  }

  .nav-dropdown__panel--topics .nav-dropdown__archive-grid--topics {
    grid-template-columns: 1fr;
  }
}

.nav-dropdown__group {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.nav-dropdown__group-title {
  margin: 0 0 0.15rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-dropdown__link {
  padding: 0.35rem 0.4rem;
  margin: 0 -0.4rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}

.nav-dropdown__link:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

.nav-dropdown__link.nav-link--active {
  color: var(--accent);
  background: var(--accent-soft);
}

.archive-hub-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin: 0 0 1.25rem;
}

.archive-hub-cta__hint {
  font-size: 0.9rem;
  color: var(--muted);
}

.hub-index-page__back {
  margin-top: 1.5rem;
  display: inline-flex;
}

.hub-index-page__title {
  margin-top: 0.5rem;
}

.hub-index-page__intro {
  margin: 0 0 1.75rem;
  font-size: 1.02rem;
  color: var(--muted);
  max-width: 42rem;
  line-height: 1.65;
}

.hub-index-page__section {
  margin-bottom: 2.25rem;
}

.hub-index-page__group-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border);
}

.hub-index-page__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.hub-index-page__list li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  align-items: flex-start;
}

.hub-index-page__link {
  font-weight: 600;
  font-size: 1rem;
}

.hub-index-page__desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.hub-index-page__meta {
  font-size: 0.78rem;
  color: var(--muted);
}

/* —— 归档 / 文章 —— */
.section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin: 2.5rem 0 1.25rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--paper);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 48px rgba(28, 25, 23, 0.09);
}

.card__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.card__link:hover {
  text-decoration: none;
}

.card__cover {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: #e7e5e4;
}

.card__body {
  padding: 1.1rem 1.25rem 1.35rem;
}

.card__meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.card__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  line-height: 1.35;
}

.card__excerpt {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.filter-chip {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--paper);
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
}

.filter-chip:hover,
.filter-chip--active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
  text-decoration: none;
}

.state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
}

.state--error {
  color: #b91c1c;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.article-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.article-page__cover {
  width: 100%;
  border-radius: var(--radius);
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}

.article-page__meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.article-page__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  line-height: 1.25;
  margin: 0 0 1rem;
}

.article-page__excerpt {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0 0 2rem;
}

.article-body {
  font-size: 1.05rem;
}

.article-body p {
  margin: 0 0 1rem;
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 0.75rem 1.25rem;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
  font-family: var(--font-serif);
}

/* —— 双栏长文（小引 / 手册 / 发文包） —— */
.essay-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 300px);
  gap: 2rem 2.25rem;
  align-items: start;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding-bottom: 3rem;
}

.essay-page__main {
  min-width: 0;
  max-width: 42rem;
}

.essay-page__main--wide {
  max-width: 46rem;
}

.essay-page__aside {
  position: sticky;
  top: 5rem;
  align-self: start;
}

@media (max-width: 880px) {
  .essay-page {
    grid-template-columns: 1fr;
    max-width: 42rem;
  }

  .essay-page__aside {
    position: static;
    order: 1;
  }

  .essay-page__main {
    order: 0;
    max-width: none;
  }
}

.essay-page__aside .aside-toc {
  margin: 0;
  padding: 1.1rem 1.2rem 1.15rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.essay-page__aside .aside-toc h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.essay-page__aside .aside-toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
  line-height: 1.5;
}

.essay-page__aside .aside-toc li {
  margin-bottom: 0.45rem;
}

.essay-page__aside .aside-toc a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}

.essay-page__aside .aside-toc a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.essay-page__aside .aside-toc__extra {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
  line-height: 1.65;
}

.essay-page__aside .related {
  margin: 0;
  padding: 1.1rem 1.2rem 1.15rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.essay-page__aside .related h2 {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.essay-page__aside .related ul {
  margin: 0;
  padding-left: 1.15rem;
  line-height: 1.55;
}

.essay-page__aside .related a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}

.essay-page__aside .related a:hover {
  color: var(--accent);
}

.essay-page__aside .related__hub {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}

.essay-page__aside .related__hub-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.guide-page [id],
.publish-kit [id] {
  scroll-margin-top: 5.75rem;
}

.guide-lead {
  color: var(--muted);
  max-width: 42rem;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.guide-block {
  margin-bottom: 2rem;
}

.guide-block h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin: 0 0 0.75rem;
}

.guide-block ul {
  padding-left: 1.2rem;
  line-height: 1.75;
}

.guide-block li {
  margin-bottom: 0.45rem;
}

/* —— 主题导航 —— */
.topics-intro {
  color: var(--muted);
  max-width: 42rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.topics-section {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 5rem;
}

.topics-section:last-child {
  border-bottom: none;
}

.topics-section__title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin: 0 0 1rem;
}

.topics-section__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.topics-section__list li {
  margin-bottom: 0.65rem;
}

.topics-section__link {
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}

.topics-section__link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.topics-section__desc {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.88rem;
  color: var(--muted);
}

/* —— 专题 —— */
.specials-page,
.special-topic-page {
  padding-bottom: 3rem;
}

.specials-lead,
.topic-lead {
  color: var(--muted);
  max-width: 48rem;
  margin-bottom: 1.1rem;
}

.specials-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.specials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.85rem;
}

.special-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.95rem 1rem;
  box-shadow: var(--shadow);
}

.special-card h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
}

.special-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.92rem;
}

/* —— 归档导读 / 主题长笺页 —— */
.archive-hub-page__main,
.topic-essay-page__main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.archive-hub-page__meta,
.topic-essay-page__meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.archive-hub-page__lead,
.topic-essay-page__lead {
  color: var(--muted);
  margin-bottom: 1.25rem;
}

/* —— 关于 —— */
.about-page {
  padding: 1.75rem 0 4rem;
  max-width: 1100px;
  margin: 0 auto;
}

.about-page__intro {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.75rem 1.5rem 2rem;
  margin-bottom: 2rem;
}

.about-page__intro-inner {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

@media (min-width: 720px) {
  .about-page__intro-inner {
    grid-template-columns: auto 1fr;
    gap: 2rem;
  }
}

.about-page__portrait {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: block;
}

.about-page__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.about-page__site-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.about-page__headline {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
  font-weight: 600;
}

.about-page__subhead {
  margin: 0 0 1.25rem;
  font-size: 0.98rem;
  color: var(--muted);
}

.about-page__author-name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.35rem;
}

.about-page__role {
  margin: 0.25rem 0 0.75rem;
  color: var(--muted);
}

.about-page__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.about-page__quote {
  margin: 0 0 2rem;
  padding: 1.25rem 1.35rem;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
  font-family: var(--font-serif);
  font-size: 1.08rem;
  line-height: 1.55;
}

.about-page__grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 880px) {
  .about-page__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.about-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.2rem;
  box-shadow: var(--shadow);
}

.about-card--wide {
  grid-column: 1 / -1;
}

.about-card__title {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.about-card__p {
  margin: 0.5rem 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.about-card__list {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.65;
}

.about-card__links {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
  line-height: 1.65;
  color: var(--muted);
}

.about-spotlight {
  margin-top: 2.5rem;
}

.about-spotlight__title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}

.about-spotlight__lead {
  color: var(--muted);
  margin: 0 0 1rem;
}

.about-spotlight__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
}

.about-spotlight__card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
}

.about-spotlight__card:hover {
  border-color: var(--accent);
}

.about-spotlight__meta {
  font-size: 0.78rem;
  color: var(--muted);
}

.about-spotlight__card-title {
  font-family: var(--font-serif);
  font-weight: 600;
}

.about-spotlight__excerpt {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* —— 发文包 —— */
.publish-kit__lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
}

.publish-kit__panel {
  margin-bottom: 2.25rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.02);
}

.publish-kit__label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.publish-kit__url-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.publish-kit__input {
  flex: 1 1 16rem;
  min-width: 0;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font: inherit;
  background: var(--paper);
  color: var(--ink);
}

.publish-kit__block {
  margin-bottom: 2.5rem;
}

.publish-kit__h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.publish-kit__hint {
  color: var(--muted);
  margin-bottom: 1rem;
}

.publish-kit__list {
  margin: 0;
  padding-left: 1.25rem;
}

.publish-kit__item {
  margin-bottom: 1.25rem;
}

.publish-kit__item-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.publish-kit__scene {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
}

.publish-kit__copy {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.65;
  color: var(--ink);
}

.publish-kit__week {
  margin: 0;
  padding-left: 1.25rem;
}

.publish-kit__week-item {
  margin-bottom: 1.5rem;
}

.publish-kit__week-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.publish-kit__week-tag {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.publish-kit__meta {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.publish-kit__meta--muted {
  opacity: 0.9;
}

.publish-kit__copy-btn {
  flex-shrink: 0;
}

.publish-kit__week-actions {
  margin-top: 1rem;
}