:root {
  --bg: #f4f5f2;
  --panel: #ffffff;
  --ink: #202321;
  --muted: #6c746f;
  --line: #dfe4dc;
  --green: #466b61;
  --green-dark: #26302f;
  --rust: #b5654a;
  --gold: #d9a441;
  --code: #f0f3ee;
  --shadow: 0 18px 45px rgba(42, 45, 42, 0.1);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  line-height: 1.72;
}

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

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

.site-shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  display: flex;
  min-height: 100vh;
  flex-direction: column;
  gap: 28px;
  padding: 42px 34px;
  background: var(--green-dark);
  color: #f9fbf6;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  padding: 8px 12px;
  background: var(--gold);
  color: var(--ink);
  border-radius: 6px;
}

.skip-link:focus {
  top: 16px;
}

.profile {
  text-align: center;
}

.avatar-link {
  display: inline-block;
  margin-bottom: 18px;
}

.avatar {
  width: 148px;
  height: 148px;
  border: 5px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
}

.profile-kicker,
.eyebrow,
.section-heading p {
  margin: 0;
  color: var(--rust);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.sidebar .profile-kicker {
  color: #e6bf6a;
}

.profile-name {
  margin: 6px 0 0;
  font-size: 27px;
  line-height: 1.2;
}

.profile-title {
  margin: 4px 0 0;
  color: rgba(249, 251, 246, 0.72);
  font-size: 15px;
}

.profile-bio {
  margin: 16px 0 0;
  color: rgba(249, 251, 246, 0.78);
  font-size: 14px;
  text-align: left;
}

.search {
  display: grid;
  gap: 9px;
}

.search-label {
  color: rgba(249, 251, 246, 0.76);
  font-size: 13px;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.search-input,
.search-button {
  border: 0;
  background: transparent;
  color: #fff;
  font: inherit;
}

.search-input {
  min-width: 0;
  padding: 11px 12px;
  outline: none;
}

.search-input::placeholder {
  color: rgba(255, 255, 255, 0.52);
}

.search-button {
  display: grid;
  place-items: center;
  border-left: 1px solid rgba(255, 255, 255, 0.16);
  cursor: pointer;
  font-size: 20px;
}

.search-results {
  display: grid;
  gap: 8px;
}

.search-result {
  display: block;
  padding: 10px 11px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
}

.search-result strong {
  display: block;
  font-size: 13px;
}

.search-result span {
  color: rgba(249, 251, 246, 0.72);
  font-size: 12px;
}

.site-nav,
.social {
  display: grid;
  gap: 8px;
}

.site-nav a,
.social a {
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: rgba(249, 251, 246, 0.86);
  transition: background 160ms ease, transform 160ms ease;
}

.site-nav a:hover,
.social a:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-1px);
}

.social {
  grid-template-columns: 1fr 1fr;
  margin-top: auto;
}

.social a {
  text-align: center;
}

.main {
  width: min(100%, 980px);
  padding: 44px 42px 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(260px, 0.96fr);
  gap: 28px;
  align-items: stretch;
  margin-bottom: 42px;
}

.hero-copy {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  justify-content: center;
  padding: 34px 0;
}

.hero-copy h2 {
  max-width: 620px;
  margin: 8px 0 12px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
}

.hero-copy p:last-child {
  max-width: 580px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.hero-image {
  width: 100%;
  height: 100%;
  min-height: 270px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}

.section-heading h1,
.section-heading h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.2;
}

.post-list {
  display: grid;
  gap: 18px;
}

.post-card {
  display: grid;
  gap: 10px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 8px 24px rgba(42, 45, 42, 0.05);
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.post-card:hover {
  border-color: rgba(181, 101, 74, 0.42);
  box-shadow: 0 14px 30px rgba(42, 45, 42, 0.09);
  transform: translateY(-2px);
}

.post-card-meta,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.post-card-meta span,
.article-meta span {
  color: var(--rust);
}

.post-card-title {
  margin: 0;
  font-size: 24px;
  line-height: 1.32;
}

.post-card-title a:hover {
  color: var(--rust);
}

.post-card-excerpt {
  color: var(--muted);
  font-size: 15px;
}

.post-card-excerpt p {
  margin: 0;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tags a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid rgba(70, 107, 97, 0.2);
  border-radius: 999px;
  color: var(--green);
  font-size: 13px;
}

.article {
  max-width: 760px;
}

.article-header {
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
}

.article-header h1 {
  margin: 8px 0 12px;
  font-size: clamp(32px, 5vw, 50px);
  line-height: 1.12;
}

.article-body {
  font-size: 16px;
}

.article-body h2,
.article-body h3 {
  margin-top: 34px;
  line-height: 1.28;
}

.article-body p {
  margin: 0 0 18px;
}

.article-body a {
  color: var(--rust);
  border-bottom: 1px solid rgba(181, 101, 74, 0.34);
}

.article-body ul,
.article-body ol {
  padding-left: 1.4rem;
}

.article-body blockquote {
  margin: 24px 0;
  padding: 16px 18px;
  border-left: 4px solid var(--gold);
  background: rgba(217, 164, 65, 0.12);
  color: #4b514d;
}

.article-body code {
  padding: 2px 5px;
  border-radius: 5px;
  background: var(--code);
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.92em;
}

.article-body pre {
  overflow: auto;
  padding: 18px;
  border-radius: 8px;
  background: #202321;
  color: #f4f5f2;
  line-height: 1.58;
}

.article-body pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  background: var(--panel);
}

.article-body th,
.article-body td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
}

.article-body th {
  background: #edf0ea;
}

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 760px;
  margin-top: 34px;
}

.post-nav a {
  display: grid;
  gap: 4px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.post-nav span {
  color: var(--muted);
  font-size: 13px;
}

.post-nav strong {
  line-height: 1.35;
}

.timeline {
  display: grid;
  max-width: 760px;
  gap: 8px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-item time {
  color: var(--muted);
  font-size: 13px;
}

.timeline-item a {
  font-weight: 700;
}

.pager {
  margin-top: 28px;
}

.pager .page-number,
.pager .extend {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  margin-right: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.pager .current {
  background: var(--green);
  color: #fff;
}

@media (max-width: 920px) {
  .site-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    min-height: auto;
    padding: 30px 24px;
  }

  .profile {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 14px 18px;
    text-align: left;
  }

  .avatar-link {
    grid-row: span 4;
    margin: 0;
  }

  .avatar {
    width: 96px;
    height: 96px;
  }

  .profile-bio {
    grid-column: 1 / -1;
  }

  .site-nav {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .main {
    width: 100%;
    padding: 32px 22px 56px;
  }

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

  .hero-copy {
    min-height: auto;
    padding: 8px 0;
  }
}

@media (max-width: 620px) {
  .sidebar {
    gap: 20px;
  }

  .profile {
    grid-template-columns: 78px minmax(0, 1fr);
  }

  .avatar {
    width: 78px;
    height: 78px;
  }

  .profile-name {
    font-size: 22px;
  }

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

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

  .section-heading {
    display: block;
  }

  .hero-copy h2,
  .article-header h1 {
    font-size: 34px;
  }

  .post-card {
    padding: 18px;
  }

  .post-nav {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}