/* 120294.xyz — 暖纸 · 宋体 · 赤陶（与方案页同系，主站轻量精致版） */

:root {
  --paper: #F7F4EE;
  --card: #FFFFFF;
  --ink: #23262B;
  --ink-2: #71757C;
  --ink-3: #A8ABB1;
  --accent: #B84326;
  --accent-deep: #8F3119;
  --accent-wash: #F5E5DF;
  --olive: #6B6F4E;
  --line: #E4DFD5;
  --line-dark: #23262B;
  --serif: "Songti SC", "Noto Serif SC", "STSong", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "SF Mono", Menlo, Consolas, monospace;
  --wrap: 960px;
  --wrap-wide: 1120px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  scrollbar-gutter: stable;
}

@supports not (scrollbar-gutter: stable) {
  html { overflow-y: scroll; }
}

body {
  min-height: 100dvh;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

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

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.wrap-wide {
  max-width: var(--wrap-wide);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── 导航 ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 244, 238, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-in {
  max-width: var(--wrap-wide);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 28px;
  height: 52px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  transition: color 0.2s ease;
}

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

.nav-link.is-active {
  color: var(--accent-deep);
}

.nav .brand {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  transition: color 0.2s ease;
}

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

/* ── 首页（无 intro，精致在列表） ── */
.page-index {
  padding-top: 48px;
}

.article-list--home {
  padding-top: 0;
}

.article-list--home .article-item:first-child a {
  padding-top: 36px;
}

/* ── 内页 intro（指南页） ── */
.page-intro {
  padding: 64px 0 40px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 20px;
}

.kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.page-intro h1 {
  font-family: var(--serif);
  font-size: clamp(32px, 5vw, 44px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.page-intro .one-liner,
.page-hero .one-liner {
  max-width: 36em;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.85;
  border-left: 2px solid var(--accent);
  padding-left: 18px;
}

.guide-layout .page-hero .one-liner {
  max-width: none;
}

.page-back {
  padding: 28px 0 8px;
  font-size: 13px;
}

.page-back a {
  color: var(--ink-3);
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.page-back a:hover { color: var(--accent); }

.page-back a::before {
  content: "← ";
  color: var(--accent);
}

/* ── 文章列表 ── */
.article-list {
  list-style: none;
  padding: 0 0 88px;
}

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

.article-item a {
  display: block;
  padding: 26px 8px;
  margin: 0 -8px;
  border-radius: 2px;
  transition: background 0.2s ease, color 0.2s ease;
}

.article-item a:hover {
  background: rgba(245, 229, 223, 0.45);
}

.article-item a:hover .article-title { color: var(--accent); }

.article-title {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.4;
  margin-bottom: 8px;
  transition: color 0.2s ease;
}

.article-desc {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.75;
  max-width: 48em;
}

/* ── 指南页 ── */
.page-hero {
  padding: 16px 0 36px;
}

.page-hero h1 {
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

.guide-layout {
  padding-bottom: 72px;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 28px;
  padding-right: 28px;
}

.guide-layout.wrap {
  max-width: 1240px;
}

.guide-body {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.guide-toc {
  position: sticky;
  top: 20px;
  padding-top: 4px;
}

.guide-toc-title {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  margin-bottom: 14px;
}

.guide-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line);
}

.guide-toc li { margin: 0; }

.guide-toc a {
  display: block;
  padding: 7px 0 7px 14px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.guide-toc a:hover {
  color: var(--accent-deep);
  border-left-color: var(--accent);
}

.guide-toc-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  margin-right: 4px;
}

.guide-content {
  padding-bottom: 48px;
}

.guide-content p,
.guide-content ol,
.guide-content ul,
.guide-content .guide-callout {
  max-width: none;
}

.guide-content h2 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 40px 0 14px;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 16px;
}

.guide-content > h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.guide-content h2 .no {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.guide-content p {
  margin-bottom: 16px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.85;
}

.guide-content ol,
.guide-content ul {
  margin: 0 0 16px 1.2em;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.85;
}

.guide-content li { margin-bottom: 6px; }

.guide-content li > ol,
.guide-content li > ul {
  margin-top: 8px;
  margin-bottom: 8px;
}

.guide-content kbd {
  font-family: var(--mono);
  font-size: 12px;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--card);
}

.guide-content a {
  color: var(--accent-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.guide-content a:hover { color: var(--accent); }

.guide-callout {
  padding: 16px 20px;
  margin-bottom: 28px;
  background: var(--accent-wash);
  border-left: 2px solid var(--accent);
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.75;
}

.guide-callout code {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent-deep);
}

/* ── 步骤卡片 ── */
.step-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 22px 0 28px;
  max-width: 100%;
}

.step-card {
  background: var(--card);
  border: 1px solid var(--line);
  overflow: hidden;
}

.step-card-visual {
  aspect-ratio: 16 / 10;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.step-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.step-card-body { padding: 16px 18px; }

.step-card-body h3 {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-card-body p {
  font-size: 13px;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.65;
  max-width: none;
}

/* ── 配图 ── */
.guide-figure {
  margin: 24px 0;
  max-width: 100%;
}

.guide-figure img {
  width: 100%;
  display: block;
  border: 1px solid var(--line);
}

.guide-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.6;
}

.guide-figure--wide img {
  border: none;
}

.guide-figure--cover {
  margin-top: 0;
  margin-bottom: 32px;
}

.guide-figure--cover figcaption.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.guide-figure--wide:not(.guide-figure--cover) {
  margin: 20px 0 28px;
}

.guide-figure--wide:not(.guide-figure--cover) img {
  border: none;
}

/* ── 流程图 ── */
.guide-flow {
  margin: 28px 0 32px;
  padding: 24px 22px;
  background: var(--card);
  border: 1px solid var(--line);
  max-width: 100%;
}

.flow-overview {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.flow-overview-label {
  grid-column: 1 / -1;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  margin-bottom: 2px;
}

.flow-overview-item {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.flow-overview-arrow {
  color: var(--accent);
  font-size: 12px;
}

.flow-steps { display: flex; flex-direction: column; gap: 0; }

.flow-step {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.flow-step:last-of-type { border-bottom: none; }

.flow-step.is-key .flow-step-title { color: var(--accent-deep); }

.flow-step-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  padding-top: 3px;
}

.flow-step-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
}

.flow-step-desc {
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.65;
  margin: 0;
}

.flow-connector { display: none; }

.flow-done {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  text-align: center;
  letter-spacing: 0.04em;
}

.flow-tip {
  margin-top: 14px;
  padding: 14px 16px;
  background: var(--accent-wash);
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.75;
}

/* ── 紧凑流程条（指南内轻量示意） ── */
.guide-pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin: 14px 0 22px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.5;
}

.guide-pipeline-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--accent);
  padding: 2px 8px;
  border: 1px solid var(--accent-wash);
  background: var(--accent-wash);
  flex-shrink: 0;
}

.guide-pipeline-item {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

.guide-pipeline-arrow {
  color: var(--accent);
  font-size: 11px;
  flex-shrink: 0;
}

.flow-tip strong {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 4px;
}

.site-foot { display: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ── Skills 目录（列表页） ── */
.skills-hub {
  max-width: var(--wrap-wide);
  margin: 0 auto;
  padding: 40px 28px 80px;
}

.skills-main-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px 24px;
  margin-bottom: 20px;
}

.skills-main-head h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
}

.skills-search {
  flex: 1;
  min-width: 220px;
  max-width: 360px;
}

.skills-search input {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--sans);
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: 2px;
}

.skills-search input:focus {
  outline: none;
  border-color: var(--accent);
}

.skills-catalog {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.skill-row-link {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 22px;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.skill-row-link:hover {
  border-color: var(--accent-wash);
  box-shadow: 0 2px 12px rgba(35, 38, 43, 0.04);
}

.skill-row-link:hover .skill-row-action {
  color: var(--accent-deep);
}

.skill-row-icon {
  flex-shrink: 0;
  border-radius: 10px;
}

.skill-row-body {
  flex: 1;
  min-width: 0;
}

.skill-row-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin-bottom: 6px;
}

.skill-row-title h2 {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.skill-row-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}

.skill-row-desc {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.65;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.skill-row-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.skill-row-tags li {
  font-size: 11px;
  padding: 3px 9px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  background: var(--card);
}

.skill-row-action {
  flex-shrink: 0;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  transition: color 0.2s ease;
}

@media (max-width: 700px) {
  .skill-row-link {
    flex-wrap: wrap;
  }
  .skill-row-action {
    width: 100%;
    text-align: center;
  }
  .skills-search {
    max-width: none;
  }
}

/* ── Skill 详情页 ── */
.skill-badge {
  font-size: 11px;
  padding: 2px 8px;
  background: var(--accent-wash);
  color: var(--accent-deep);
  border-radius: 2px;
}

.skill-badge--muted {
  background: var(--paper);
  color: var(--ink-2);
  border: 1px solid var(--line);
}

.skill-badge--dark {
  background: var(--ink);
  color: #fff;
}

.skill-package {
  padding-bottom: 80px;
}

.skill-crumb {
  padding: 24px 0 8px;
  font-size: 13px;
}

.skill-crumb a {
  color: var(--ink-3);
  transition: color 0.2s ease;
}

.skill-crumb a:hover { color: var(--accent); }

.skill-package-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 0 28px;
  border-bottom: 1px solid var(--line);
}

.skill-package-hero-main {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  flex: 1;
  min-width: 0;
}

.skill-package-icon {
  flex-shrink: 0;
  border-radius: 14px;
}

.skill-package-title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.skill-package-title-row h1 {
  font-family: var(--mono);
  font-size: clamp(22px, 3.5vw, 28px);
  font-weight: 600;
}

.skill-package-tagline {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.65;
  margin-bottom: 12px;
}

.skill-package-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-3);
}

.skill-version-pill {
  font-family: var(--mono);
  font-size: 12px;
  padding: 3px 10px;
  background: var(--accent-wash);
  color: var(--accent-deep);
  border-radius: 2px;
}

.skill-version-pill--latest {
  background: var(--ink);
  color: #fff;
}

.skill-package-hero-aside {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-btn {
  display: inline-flex;
  align-items: center;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 2px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.skill-btn--primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}

.skill-btn--primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
}

.skill-btn--ghost {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
}

.skill-btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.skill-package-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px 24px;
  margin: 24px 0 32px;
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line);
}

.skill-package-stats dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  margin-bottom: 4px;
}

.skill-package-stats dd {
  font-size: 14px;
  color: var(--ink);
  margin: 0;
}

.skill-tablist {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 28px;
}

.skill-tab {
  font-family: var(--sans);
  font-size: 14px;
  padding: 12px 18px;
  margin-bottom: -1px;
  border: none;
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.skill-tab:hover { color: var(--ink); }

.skill-tab.is-active {
  color: var(--ink);
  font-weight: 600;
  border-bottom-color: var(--ink);
}

.skill-doc h2 {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  margin: 32px 0 12px;
}

.skill-doc h2:first-child { margin-top: 0; }

.skill-doc p,
.skill-doc ul,
.skill-doc ol {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.85;
  margin-bottom: 14px;
}

.skill-doc ul,
.skill-doc ol {
  padding-left: 1.2em;
}

.skill-doc strong { color: var(--ink); }

.skill-doc :not(pre) > code,
.skill-install-panel :not(pre) > code,
.skill-version-note :not(pre) > code,
.skill-install-steps :not(pre) > code {
  font-family: var(--mono);
  font-size: 12px;
  padding: 1px 6px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--accent-deep);
}

.skill-install-lead {
  font-size: 14px;
  color: var(--ink-2);
  margin-bottom: 20px;
  line-height: 1.75;
}

.skill-install-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.skill-install-tab {
  font-size: 13px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink-2);
  cursor: pointer;
  border-radius: 999px;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.skill-install-tab.is-active {
  background: var(--paper);
  border-color: var(--ink);
  color: var(--ink);
  font-weight: 600;
}

.skill-install-hint {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 14px;
  line-height: 1.65;
}

.skill-install-steps {
  margin: 16px 0 0;
  padding-left: 1.2em;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.85;
}

/* Zip 包安装 */
.skill-zip-panel :not(pre) > code {
  font-family: var(--mono);
  font-size: 13px;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 2px;
}

.skill-zip-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 20px;
  margin: 18px 0 24px;
  padding: 18px 20px;
  background: #EFEBE3;
  border: 1px solid var(--line);
  border-radius: 3px;
}

.skill-zip-card-main {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.skill-zip-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent-deep);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 3px;
}

.skill-zip-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  word-break: break-all;
}

.skill-zip-sub {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
  margin: 0;
}

.skill-zip-dl {
  flex-shrink: 0;
  min-width: 88px;
  justify-content: center;
}

.skill-zip-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.skill-zip-steps li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 3px;
}

.skill-zip-step-num {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  padding-top: 2px;
}

.skill-zip-step-text {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

.skill-zip-step-text code {
  font-size: 13px;
}

.code-block {
  margin: 16px 0 22px;
  background: #EFEBE3;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
}

.code-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.45);
}

.code-copy {
  flex-shrink: 0;
  font-family: var(--sans);
  font-size: 12px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink-2);
  cursor: pointer;
  border-radius: 2px;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.code-copy:hover {
  color: var(--accent-deep);
  border-color: var(--accent);
  background: var(--accent-wash);
}

.code-block pre {
  margin: 0;
  padding: 0;
  overflow-x: auto;
  background: transparent;
}

.code-block pre code {
  display: block;
  padding: 20px 22px;
  background: none;
  border: none;
  white-space: pre-wrap;
  word-break: break-word;
}

/* 对话提示词：正文感，不用等宽 */
.code-block--prompt pre code {
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink);
  letter-spacing: 0.01em;
}

/* 终端命令：等宽、略深底 */
.code-block--shell {
  background: #E8E4DC;
}

.code-block--shell pre code {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.75;
  color: #2A2E33;
  letter-spacing: 0;
}

.skill-path-table {
  margin: 12px 0 20px;
  overflow-x: auto;
}

.skill-path-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.skill-path-table th,
.skill-path-table td {
  padding: 10px 14px;
  text-align: left;
  border: 1px solid var(--line);
  vertical-align: top;
}

.skill-path-table th {
  background: var(--card);
  font-weight: 600;
  color: var(--ink);
}

.skill-path-table td {
  color: var(--ink-2);
}

.skill-includes {
  margin: 0;
  padding-left: 1.2em;
}

.skill-includes li { margin-bottom: 8px; }

.skill-includes code {
  font-size: 13px;
}

.skill-version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--line);
}

.skill-version-item {
  position: relative;
  padding: 0 0 28px 22px;
}

.skill-version-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
  border: 2px solid var(--paper);
}

.skill-version-item.is-latest::before {
  background: var(--accent);
}

.skill-version-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.skill-version-num {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.skill-version-head time {
  margin-left: auto;
  font-size: 13px;
  color: var(--ink-3);
}

.skill-version-note {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.75;
  margin: 0;
}

@media (max-width: 700px) {
  .step-cards { grid-template-columns: 1fr; }
  .guide-body { grid-template-columns: 1fr; }
  .guide-toc { display: none; }
}

@media (max-width: 560px) {
  .flow-overview {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .flow-overview-arrow { display: none; }
  .page-intro { padding-top: 48px; }
  .wrap, .wrap-wide, .nav-in { padding: 0 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}