:root {
  --ink: #231f16;
  --muted: #6b624c;
  --paper: #fff9eb;
  --field: #f2ead7;
  --line: rgba(76, 56, 40, 0.15);
  --leaf: #477a3f;
  --sprout: #8fb05b;
  --water: #477b8b;
  --code: #1f251f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    linear-gradient(180deg, rgba(255, 249, 235, 0.96), rgba(242, 234, 215, 0.98)),
    repeating-linear-gradient(90deg, rgba(76, 56, 40, 0.04) 0 1px, transparent 1px 28px);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  margin: 0;
}

a {
  color: inherit;
}

.blog-header {
  backdrop-filter: blur(14px);
  background: rgba(255, 249, 235, 0.9);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.blog-nav {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1120px;
  min-height: 68px;
  padding: 0 24px;
}

.blog-brand {
  align-items: center;
  display: inline-flex;
  font-size: 19px;
  font-weight: 950;
  gap: 10px;
  text-decoration: none;
}

.blog-brand img {
  height: 34px;
  width: 34px;
}

.blog-nav__links {
  align-items: center;
  display: flex;
  gap: 22px;
}

.blog-nav__links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.blog-nav__links a:hover {
  color: var(--ink);
}

.blog-main {
  margin: 0 auto;
  max-width: 1120px;
  padding: 72px 24px 96px;
}

.blog-kicker,
.article-label {
  color: var(--leaf);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

.blog-hero {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 1fr) 360px;
  padding-bottom: 64px;
}

.blog-hero h1,
.article-hero h1 {
  font-size: clamp(42px, 7vw, 76px);
  font-weight: 950;
  letter-spacing: 0;
  line-height: 1.06;
  margin: 16px 0 0;
}

.blog-hero p,
.article-hero__dek {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
  margin: 24px 0 0;
  max-width: 720px;
}

.deploy-map {
  align-content: center;
  background: rgba(255, 249, 235, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  min-height: 280px;
  padding: 28px;
}

.deploy-map__node {
  align-items: center;
  background: rgba(71, 122, 63, 0.08);
  border: 1px solid rgba(71, 122, 63, 0.18);
  border-radius: 8px;
  display: flex;
  font-weight: 900;
  gap: 12px;
  min-height: 58px;
  padding: 12px 14px;
}

.deploy-map__node span {
  align-items: center;
  background: var(--leaf);
  border-radius: 50%;
  color: var(--paper);
  display: inline-flex;
  flex: 0 0 28px;
  font-size: 12px;
  height: 28px;
  justify-content: center;
}

.deploy-map__line {
  background: var(--line);
  height: 18px;
  margin-left: 28px;
  width: 1px;
}

.article-list {
  display: grid;
  gap: 0;
  margin-top: 56px;
}

.article-card {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 28px;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  padding: 28px 0;
  text-decoration: none;
}

.article-card:hover h2 {
  color: var(--leaf);
}

.article-card time,
.article-meta {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.article-card h2 {
  font-size: 28px;
  line-height: 1.3;
  margin: 0;
  transition: color 160ms ease;
}

.article-card p {
  color: var(--muted);
  line-height: 1.7;
  margin: 10px 0 0;
}

.article-card__arrow {
  color: var(--leaf);
  font-size: 28px;
  font-weight: 900;
}

.article-main {
  margin: 0 auto;
  max-width: 1120px;
  padding: 64px 24px 112px;
}

.article-hero {
  border-bottom: 1px solid var(--line);
  padding-bottom: 52px;
}

.article-hero h1 {
  max-width: 920px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.article-layout {
  align-items: start;
  display: grid;
  gap: 64px;
  grid-template-columns: 220px minmax(0, 720px);
  margin-top: 48px;
}

.article-toc {
  border-left: 2px solid var(--sprout);
  display: grid;
  gap: 12px;
  padding-left: 18px;
  position: sticky;
  top: 96px;
}

.article-toc strong {
  font-size: 13px;
}

.article-toc a {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
}

.article-toc a:hover {
  color: var(--leaf);
}

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

.article-body h2 {
  font-size: 32px;
  line-height: 1.25;
  margin: 64px 0 18px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  font-size: 21px;
  margin: 36px 0 12px;
}

.article-body p,
.article-body li {
  color: #4f4736;
  font-size: 16px;
  line-height: 1.85;
}

.article-body ul,
.article-body ol {
  padding-left: 24px;
}

.article-body li + li {
  margin-top: 8px;
}

.article-body a {
  color: var(--leaf);
  font-weight: 800;
}

.article-note {
  background: rgba(71, 123, 139, 0.08);
  border-left: 3px solid var(--water);
  border-radius: 0 8px 8px 0;
  color: #385d67;
  line-height: 1.75;
  margin: 26px 0;
  padding: 16px 18px;
}

.article-warning {
  background: rgba(143, 176, 91, 0.1);
  border-left-color: var(--sprout);
  color: #3d5f37;
}

.pyramid {
  display: grid;
  gap: 10px;
  margin: 28px 0;
}

.pyramid__level {
  background: rgba(255, 252, 242, 0.8);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 8px;
  margin-inline: var(--level-inset, 0);
  padding: 16px 18px;
}

.pyramid__level:nth-child(1) { --level-inset: 12%; }
.pyramid__level:nth-child(2) { --level-inset: 9%; }
.pyramid__level:nth-child(3) { --level-inset: 6%; }
.pyramid__level:nth-child(4) { --level-inset: 3%; }

.pyramid__level strong {
  color: var(--ink);
  font-size: 17px;
}

.pyramid__level span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.article-checklist {
  background: rgba(255, 249, 235, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  margin: 28px 0;
  padding: 20px;
}

.article-checklist h3 {
  margin: 0;
}

.article-checklist ul {
  margin: 0;
}

pre {
  background: var(--code);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: #e9eedf;
  line-height: 1.7;
  margin: 20px 0 28px;
  overflow-x: auto;
  padding: 20px;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

p code,
li code,
td code {
  background: rgba(76, 56, 40, 0.08);
  border-radius: 5px;
  color: #315b38;
  padding: 2px 5px;
}

.article-table-wrap {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  margin: 24px 0;
  min-width: 620px;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--line);
  line-height: 1.6;
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--ink);
  font-size: 13px;
}

td {
  color: var(--muted);
  font-size: 14px;
}

.article-footer {
  border-top: 1px solid var(--line);
  margin-top: 72px;
  padding-top: 28px;
}

.article-footer a {
  color: var(--leaf);
  font-weight: 900;
  text-decoration: none;
}

@media (max-width: 820px) {
  .blog-hero,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .deploy-map {
    min-height: 0;
  }

  .article-toc {
    position: static;
  }

  .article-card {
    grid-template-columns: 1fr auto;
  }

  .article-card time {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .blog-main,
  .article-main {
    padding-left: 18px;
    padding-right: 18px;
  }

  .blog-nav {
    padding: 0 18px;
  }

  .blog-nav__links a:first-child {
    display: none;
  }

  .blog-hero h1,
  .article-hero h1 {
    font-size: 40px;
  }

  .article-card {
    grid-template-columns: 1fr;
  }

  .article-card__arrow {
    display: none;
  }
}