:root {
  --bg: #f3eee4;
  --panel: rgba(255, 252, 246, 0.82);
  --text: #221d17;
  --muted: #6f6658;
  --line: rgba(62, 52, 39, 0.14);
  --line-strong: rgba(62, 52, 39, 0.24);
  --accent: #224f3c;
  --accent-warm: #d4a46c;
  --shadow: 0 20px 50px rgba(38, 28, 16, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --shell: min(1120px, calc(100vw - 40px));
  --shell-wide: min(1240px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(212, 164, 108, 0.22), transparent 30%),
    radial-gradient(circle at top right, rgba(34, 79, 60, 0.12), transparent 32%),
    linear-gradient(180deg, #f8f3ea 0%, var(--bg) 55%, #efe7da 100%);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-main {
  padding: 24px 0 80px;
}

.shell {
  width: var(--shell);
  margin: 0 auto;
}

.shell--wide {
  width: var(--shell-wide);
}

.eyebrow,
.section-label {
  margin: 0;
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(243, 238, 228, 0.72);
  border-bottom: 1px solid rgba(62, 52, 39, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent) 0%, #3b6c57 100%);
  color: #fff;
  font-family: "Fraunces", serif;
  font-size: 1.2rem;
  box-shadow: 0 10px 24px rgba(34, 79, 60, 0.18);
}

.brand__copy {
  display: grid;
  gap: 2px;
}

.brand__copy strong {
  font-size: 1rem;
}

.brand__copy small {
  color: var(--muted);
  font-size: 0.8rem;
}

.main-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a,
.header-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.main-nav a:hover,
.main-nav a.is-active,
.header-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.56);
  transform: translateY(-1px);
}

.header-link {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 28px;
  align-items: stretch;
  padding-top: 28px;
}

.hero-copy,
.hero-panel__inner,
.feature-card,
.post-card__link,
.page-intro,
.article-hero,
.article-aside__card,
.search-shell,
.archive-year,
.site-footer__inner {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.58);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-copy,
.hero-panel__inner,
.page-intro,
.article-hero,
.search-shell,
.archive-year,
.site-footer__inner {
  border-radius: var(--radius-xl);
}

.hero-copy {
  padding: 40px;
}

.hero-title,
.page-intro h1,
.article-hero h1,
.feature-card h3,
.post-card h2,
.archive-year h2 {
  margin: 0;
  font-family: "Fraunces", "Source Han Serif SC", serif;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero-title {
  margin-top: 16px;
  font-size: clamp(3.2rem, 6vw, 5.4rem);
  max-width: 10ch;
}

.hero-summary,
.page-intro p,
.article-summary,
.feature-card p,
.post-card p,
.archive-item p,
.search-status,
.site-footer__text {
  color: var(--muted);
}

.hero-summary {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.button:hover,
.text-link:hover,
.tag-pill:hover,
.tag-cloud__item:hover {
  transform: translateY(-1px);
}

.button--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 14px 28px rgba(34, 79, 60, 0.2);
}

.button--ghost {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.45);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 0;
}

.hero-stats div {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.hero-stats dt {
  color: var(--muted);
  font-size: 0.85rem;
}

.hero-stats dd {
  margin: 8px 0 0;
  font-family: "Fraunces", serif;
  font-size: 1.5rem;
}

.hero-panel__inner {
  height: 100%;
  padding: 28px;
}

.topic-stack {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.topic-stack li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid var(--line);
}

.topic-stack li small {
  color: var(--muted);
}

.topic-stack__empty {
  padding: 14px 0;
  color: var(--muted);
}

.hero-panel__note {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.section-block {
  margin-top: 36px;
}

.section-block--tight {
  margin-top: 20px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.section-heading h2 {
  margin: 8px 0 0;
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.text-link {
  color: var(--accent);
  font-weight: 700;
}

.feature-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 24px;
  padding: 24px;
  border-radius: var(--radius-xl);
}

.feature-card__media-wrap,
.post-card__link {
  display: block;
}

.feature-card__media,
.post-card__media,
.article-cover {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 4px);
  background: linear-gradient(135deg, #36584a 0%, #9f7550 100%);
}

.feature-card__media {
  aspect-ratio: 16 / 11;
}

.post-card__media {
  aspect-ratio: 4 / 3;
}

.article-cover {
  aspect-ratio: 16 / 8.4;
  margin-top: 24px;
}

.feature-card__media img,
.post-card__media img,
.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-card__media--fallback,
.post-card__media--fallback,
.article-cover--fallback {
  display: grid;
  align-content: end;
  gap: 10px;
  padding: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.22), transparent 22%),
    linear-gradient(145deg, #214837 0%, #416e58 44%, #bb8353 100%);
}

.feature-card__media--fallback strong,
.post-card__media--fallback strong,
.article-cover--fallback strong {
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.feature-card__media--fallback span,
.post-card__media--fallback span,
.article-cover--fallback span {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.feature-card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
}

.feature-card h3 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.feature-card h3 a:hover,
.post-card h2:hover,
.archive-item h3 a:hover,
.compact-list a:hover {
  color: var(--accent);
}

.feature-card p {
  margin: 0;
  font-size: 1rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

.meta-row span + span::before {
  content: "•";
  margin-right: 14px;
  color: rgba(62, 52, 39, 0.28);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-pill,
.tag-cloud__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
  padding: 9px 14px;
  color: var(--accent);
  font-size: 0.88rem;
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.tag-pill--muted {
  color: var(--muted);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.post-card__link {
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.post-card__content {
  padding: 18px 18px 20px;
}

.post-card h2 {
  margin: 12px 0 0;
  font-size: 1.65rem;
}

.post-card p {
  margin: 12px 0 0;
}

.page-intro,
.search-shell {
  padding: 30px;
}

.page-intro {
  margin-top: 28px;
}

.page-intro h1 {
  margin-top: 14px;
  font-size: clamp(2.4rem, 4.8vw, 4rem);
}

.page-intro p {
  margin: 12px 0 0;
  max-width: 60ch;
}

.article-shell {
  margin-top: 28px;
}

.article-hero {
  padding: 34px;
}

.article-hero h1 {
  margin-top: 16px;
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  max-width: 12ch;
}

.article-summary {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 1.05rem;
}

.meta-row--article {
  margin-top: 20px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  margin-top: 28px;
}

.article-content {
  min-width: 0;
}

.article-aside {
  display: grid;
  gap: 18px;
  align-self: start;
  position: sticky;
  top: 104px;
}

.article-aside__card {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.article-aside__card h2 {
  margin: 10px 0 0;
  font-family: "Fraunces", serif;
}

.compact-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.compact-list a {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--text);
}

.compact-list small {
  color: var(--muted);
  white-space: nowrap;
}

.prose {
  padding: 4px 4px 0;
  font-size: 1.04rem;
}

.prose h2,
.prose h3,
.prose h4 {
  margin: 2.1em 0 0.7em;
  font-family: "Fraunces", serif;
  line-height: 1.15;
}

.prose h2 {
  font-size: 2rem;
}

.prose h3 {
  font-size: 1.5rem;
}

.prose p,
.prose ul,
.prose ol,
.prose blockquote {
  margin: 1em 0;
}

.prose ul,
.prose ol {
  padding-left: 1.3em;
}

.prose li + li {
  margin-top: 0.5em;
}

.prose blockquote {
  margin-left: 0;
  padding: 18px 20px;
  border-left: 4px solid var(--accent-warm);
  background: rgba(255, 255, 255, 0.58);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--muted);
}

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.prose code {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
  background: rgba(34, 79, 60, 0.08);
  padding: 0.18em 0.42em;
  border-radius: 8px;
}

.prose pre {
  overflow: auto;
  padding: 18px;
  border-radius: var(--radius-md);
  background: #1d241f;
  color: #edf2ee;
}

.prose pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.archive-shell {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.archive-year {
  padding: 24px;
}

.archive-year__header {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.archive-year h2 {
  font-size: 2.2rem;
}

.archive-list {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.archive-item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 18px;
}

.archive-item time {
  color: var(--muted);
  font-size: 0.92rem;
  padding-top: 6px;
}

.archive-item h3 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: 1.4rem;
}

.archive-item p {
  margin: 8px 0 0;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.search-box {
  display: grid;
  gap: 10px;
}

.search-box span {
  font-size: 0.92rem;
  color: var(--muted);
}

.search-box input {
  width: 100%;
  min-height: 58px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  padding: 0 18px;
  font: inherit;
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
}

.search-box input:focus {
  outline: 2px solid rgba(34, 79, 60, 0.18);
  border-color: rgba(34, 79, 60, 0.32);
}

.search-status {
  margin: 18px 0 0;
}

.search-results {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.search-result {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.54);
}

.search-result h2 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: 1.5rem;
}

.search-result p {
  margin: 10px 0 0;
  color: var(--muted);
}

.search-result__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.88rem;
}

.empty-state {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  padding: 0 0 36px;
}

.site-footer__inner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 28px;
  border-radius: var(--radius-xl);
}

.site-footer__text {
  margin: 10px 0 0;
  max-width: 54ch;
}

.site-footer__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  color: var(--muted);
  justify-content: flex-end;
}

@media (max-width: 1080px) {
  .hero-grid,
  .feature-card,
  .article-layout,
  .post-grid {
    grid-template-columns: 1fr;
  }

  .article-aside {
    position: static;
  }
}

@media (max-width: 820px) {
  .site-main {
    padding-top: 18px;
  }

  .site-header__inner,
  .section-heading,
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-copy,
  .hero-panel__inner,
  .page-intro,
  .article-hero,
  .search-shell,
  .archive-year {
    padding: 24px;
  }

  .hero-title {
    max-width: 100%;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .archive-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 640px) {
  :root {
    --shell: min(100vw - 24px, 1120px);
    --shell-wide: min(100vw - 24px, 1240px);
  }

  .site-header__inner {
    padding: 16px 0;
  }

  .brand {
    align-items: flex-start;
  }

  .brand__copy small,
  .header-link {
    display: none;
  }

  .main-nav ul {
    gap: 6px;
  }

  .main-nav a {
    min-height: 36px;
    padding: 0 12px;
    font-size: 0.92rem;
  }

  .hero-grid {
    padding-top: 16px;
  }

  .hero-title,
  .article-hero h1,
  .page-intro h1 {
    font-size: clamp(2.3rem, 12vw, 3.4rem);
  }

  .feature-card h3 {
    font-size: clamp(1.8rem, 9vw, 2.5rem);
  }
}