/* dsh-java 官网视觉系统 · 清爽版 */
:root {
  --bg: #fafbfd;
  --surface: #ffffff;
  --text: #141b2d;
  --muted: #5d6b84;
  --line: #e6eaf1;
  --primary: #3b62ff;
  --primary-dark: #2c4bd7;
  --primary-soft: rgba(59, 98, 255, .07);
  --cyan: #22d3ee;
  --ink: #0c1322;
  --ink-line: rgba(255, 255, 255, .1);
  --ink-text: #a8b4ca;
  --radius: 16px;
  font-size: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

.container { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }

.page-shell { overflow-x: clip; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(250, 251, 253, .82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}

.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: inherit; border-radius: 12px; transition: opacity .2s ease, transform .2s ease; }

.brand:hover { opacity: .82; transform: translateY(-1px); }

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
}

.brand-mark img { width: 100%; height: 100%; object-fit: cover; }

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 1.02rem; letter-spacing: -.01em; }
.brand-text small { color: var(--muted); font-size: .72rem; }

.site-nav { display: flex; gap: 28px; }
.site-nav a { font-size: .92rem; color: var(--muted); font-weight: 500; transition: color .18s ease; }
.site-nav a:hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.menu-button {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 10px;
  padding: 7px 13px;
  font-size: .88rem;
  cursor: pointer;
}

.mobile-nav { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  padding: 10px 20px;
  font-size: .92rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, color .18s ease, box-shadow .18s ease;
}

.btn:hover { border-color: #cdd5e3; box-shadow: 0 4px 14px rgba(20, 27, 45, .07); }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); box-shadow: 0 6px 18px rgba(59, 98, 255, .3); }

.btn-soft {
  background: var(--primary-soft);
  border-color: transparent;
  color: var(--primary-dark);
}
.btn-soft:hover { background: rgba(59, 98, 255, .12); box-shadow: none; }

.btn-lg { padding: 13px 26px; font-size: .98rem; border-radius: 12px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 104px 0 96px;
  background:
    radial-gradient(circle at 85% 8%, rgba(34, 211, 238, .14), transparent 30%),
    radial-gradient(circle at 6% 78%, rgba(59, 98, 255, .1), transparent 32%),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 64px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: .8rem;
  font-weight: 600;
  color: var(--muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #23c769;
  box-shadow: 0 0 0 3px rgba(35, 199, 105, .15);
}

.hero h1 {
  margin: 24px 0 20px;
  font-size: clamp(2.5rem, 5.4vw, 4.1rem);
  line-height: 1.08;
  letter-spacing: -.04em;
}

.gradient-text {
  background: linear-gradient(95deg, var(--primary), var(--cyan) 75%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  max-width: 540px;
  margin: 0 0 32px;
  font-size: 1.06rem;
  color: var(--muted);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 0;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.hero-stats dt {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -.02em;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  color: var(--text);
}

.hero-stats dd { margin: 2px 0 0; color: var(--muted); font-size: .8rem; }

/* Hero 右侧：终端 + 便签组合成一张浮层卡 */
.hero-panel {
  position: relative;
  min-width: 0;
  padding: 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .72);
  border: 1px solid rgba(255, 255, 255, .9);
  box-shadow: 0 24px 64px rgba(20, 27, 45, .1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: 21px;
  background: linear-gradient(135deg, rgba(59, 98, 255, .25), rgba(34, 211, 238, .18) 60%, transparent);
}

.hero-panel .terminal { box-shadow: none; }

.terminal {
  overflow: hidden;
  border-radius: 14px;
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, .08);
  box-shadow: 0 24px 60px rgba(12, 19, 34, .18);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, .04);
}

.terminal-bar span { width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; }
.terminal-bar span:nth-child(2) { background: #febc2e; }
.terminal-bar span:nth-child(3) { background: #28c840; }
.terminal-bar em { margin-left: auto; font-style: normal; color: #66748f; font-size: .74rem; }

.terminal pre {
  margin: 0;
  padding: 22px 24px;
  overflow-x: auto;
  color: #d5e0f5;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .82rem;
  line-height: 1.8;
}

.hero-note {
  margin-top: 12px;
  padding: 13px 18px;
  border-radius: 12px;
  background: rgba(59, 98, 255, .05);
  border: 1px solid rgba(59, 98, 255, .12);
  color: var(--muted);
  font-size: .88rem;
}

.hero-note code { color: var(--primary-dark); font-family: "SF Mono", Menlo, Consolas, monospace; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }

.section + .section { border-top: 1px solid var(--line); }

.section-soft { background: #fff; }

.section-head { max-width: 720px; margin-bottom: 52px; }

.section-tag {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.section-head h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  line-height: 1.18;
  letter-spacing: -.03em;
}

.section-head p { margin: 0; color: var(--muted); font-size: 1.02rem; }

.inline-link {
  color: var(--primary-dark);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(59, 98, 255, .3);
  text-underline-offset: 4px;
}
.inline-link:hover { text-decoration-color: currentColor; }

/* ---------- Feature cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  padding: 28px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(59, 98, 255, .28);
  box-shadow: 0 14px 36px rgba(20, 27, 45, .07);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 12px;
  color: var(--primary);
  background: linear-gradient(135deg, rgba(59, 98, 255, .1), rgba(34, 211, 238, .08));
  border: 1px solid rgba(59, 98, 255, .14);
}

.feature-icon svg { width: 20px; height: 20px; }

.card h3 { margin: 0 0 10px; font-size: 1.12rem; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--muted); font-size: .93rem; }

/* ---------- Dark section (architecture) ---------- */
.section-dark {
  background: var(--ink);
  color: #fff;
  border-top: none !important;
}

.section-dark .section-tag { color: #7ad9e8; }
.section-dark .section-head p { color: var(--ink-text); }

.architecture-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 36px;
  align-items: center;
}

.flow-board {
  padding: 26px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--ink-line);
}

.flow-row { display: flex; align-items: center; gap: 10px; }
.flow-row + .flow-row { margin-top: 20px; }

.flow-node {
  flex: 1;
  min-width: 0;
  padding: 16px 12px;
  border-radius: 12px;
  text-align: center;
  font-weight: 700;
  font-size: .9rem;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
}

.flow-node small { display: block; margin-top: 4px; color: var(--ink-text); font-weight: 400; font-size: .7rem; }
.flow-node.input-node { border-color: rgba(34, 211, 238, .45); background: rgba(34, 211, 238, .07); }
.flow-node.domain-node { border-color: rgba(255, 255, 255, .32); background: rgba(255, 255, 255, .08); }
.flow-node.output-node { border-color: rgba(59, 98, 255, .55); background: rgba(59, 98, 255, .1); }

.flow-arrow {
  position: relative;
  width: 18px;
  height: 2px;
  background: rgba(255, 255, 255, .22);
  flex: 0 0 auto;
}

.flow-arrow::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-top: 2px solid rgba(255, 255, 255, .22);
  border-right: 2px solid rgba(255, 255, 255, .22);
  transform: translateY(-50%) rotate(45deg);
}

.mechanism-list { display: grid; gap: 14px; }

.mechanism-list article {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--ink-line);
}

.mechanism-list span {
  color: #7ad9e8;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-weight: 700;
  font-size: .85rem;
}

.mechanism-list h3 { margin: 0 0 6px; font-size: 1.02rem; }
.mechanism-list p { margin: 0; color: var(--ink-text); font-size: .9rem; }

/* ---------- Screenshots ---------- */
.screen-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.browser-frame {
  margin: 0;
  overflow: hidden;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 14px 40px rgba(20, 27, 45, .07);
  transition: transform .25s ease, box-shadow .25s ease;
}

.browser-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 52px rgba(20, 27, 45, .1);
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  background: #f4f6fa;
  border-bottom: 1px solid var(--line);
}

.browser-bar span { width: 9px; height: 9px; border-radius: 50%; background: #e3e8f0; }
.browser-bar span:nth-child(1) { background: #ff5f57; }
.browser-bar span:nth-child(2) { background: #febc2e; }
.browser-bar span:nth-child(3) { background: #28c840; }

.browser-bar em {
  margin-left: 10px;
  padding: 3px 12px;
  border-radius: 7px;
  background: #fff;
  border: 1px solid var(--line);
  font-style: normal;
  color: var(--muted);
  font-size: .72rem;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.screen-grid img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }

.screen-grid figcaption {
  padding: 13px 18px;
  color: var(--muted);
  font-size: .88rem;
  border-top: 1px solid var(--line);
}

/* ---------- Book (18 章实战教程) ---------- */
.book-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 40px;
  align-items: start;
}

.book-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 26px;
}

.book-stat {
  padding: 16px 14px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  text-align: center;
}

.book-stat strong {
  display: block;
  font-size: 1.5rem;
  letter-spacing: -.02em;
  background: linear-gradient(120deg, var(--primary), #22d3ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.book-stat span { color: var(--muted); font-size: .76rem; }

.book-points {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.book-points li {
  position: relative;
  padding-left: 26px;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.6;
}

.book-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(59, 98, 255, .16), rgba(34, 211, 238, .12));
  border: 1px solid rgba(59, 98, 255, .3);
}

.book-points li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 11px;
  width: 6px;
  height: 3px;
  border-left: 1.6px solid var(--primary);
  border-bottom: 1.6px solid var(--primary);
  transform: rotate(-45deg);
}

.book-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.book-panel {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 14px 40px rgba(20, 27, 45, .07);
}

.book-panel-head {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.book-chapter {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: 10px;
  color: var(--text);
  font-size: .9rem;
  text-decoration: none;
  transition: background .18s ease;
}

.book-chapter:hover { background: rgba(59, 98, 255, .06); }

.book-chapter span {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, rgba(59, 98, 255, .1), rgba(34, 211, 238, .08));
  border: 1px solid rgba(59, 98, 255, .14);
  color: var(--primary);
  font-size: .76rem;
  font-weight: 700;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}

.book-chapter.more {
  margin-top: 6px;
  border-top: 1px dashed var(--line);
  border-radius: 0 0 10px 10px;
  color: var(--primary);
  font-weight: 600;
}

/* ---------- Cases ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.case-badge {
  display: inline-flex;
  padding: 5px 11px;
  margin-bottom: 16px;
  border-radius: 7px;
  background: rgba(34, 211, 238, .12);
  color: #0891a7;
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.case-card ul { margin: 16px 0 24px; padding-left: 18px; color: var(--muted); font-size: .92rem; }
.case-card li + li { margin-top: 6px; }
.case-link { color: var(--primary-dark); font-weight: 700; font-size: .92rem; }
.case-link:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- Community plugins ---------- */
.plugin-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 44px;
}

.plugin-step {
  padding: 26px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.plugin-step:hover { border-color: rgba(59, 98, 255, .3); box-shadow: 0 10px 30px rgba(20, 27, 45, .06); }

.step-track {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.plugin-step .step-no {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(59, 98, 255, .3);
}

.step-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(59, 98, 255, .35), var(--line));
}

.step-line.is-last { background: var(--line); }

.plugin-step h3 { margin: 0 0 8px; font-size: 1.04rem; }
.plugin-step p { margin: 0; color: var(--muted); font-size: .9rem; }
.plugin-step code {
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .86em;
}

.plugin-topic-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: 44px;
  border-radius: 20px;
  background: var(--ink);
  color: #fff;
}

.plugin-topic-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 88% 10%, rgba(34, 211, 238, .16), transparent 34%),
    radial-gradient(circle at 4% 96%, rgba(59, 98, 255, .2), transparent 36%);
  pointer-events: none;
}

.plugin-topic-panel > * { position: relative; }

.plugin-topic-panel h3 { margin: 0 0 12px; font-size: 1.4rem; letter-spacing: -.02em; }
.plugin-topic-panel p { margin: 0 0 20px; color: var(--ink-text); font-size: .95rem; }

.topic-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(34, 211, 238, .12);
  border: 1px solid rgba(34, 211, 238, .35);
  color: #7ad9e8;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .9rem;
  font-weight: 700;
}

.plugin-topic-panel .terminal { box-shadow: none; background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .12); }

.plugin-topic-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.btn-dark {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .16);
  color: #fff;
}
.btn-dark:hover { background: rgba(255, 255, 255, .14); box-shadow: none; }

/* ---------- Deploy ---------- */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.deploy-card h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-size: 1.04rem;
}

.deploy-card h3 .step-no {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  color: #fff;
  font-size: .8rem;
  background: var(--primary);
}

.deploy-card pre {
  margin: 0;
  padding: 18px;
  border-radius: 12px;
  overflow-x: auto;
  background: var(--ink);
  color: #d5e0f5;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .78rem;
  line-height: 1.75;
}

.deploy-card p { margin: 14px 0 0; color: var(--muted); font-size: .88rem; }

/* ---------- Community (source / 社群) ---------- */
.community-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 64px;
  align-items: center;
}

.community-grid h2 { margin: 14px 0 16px; font-size: clamp(1.7rem, 3vw, 2.4rem); line-height: 1.2; letter-spacing: -.03em; }
.community-grid p { margin: 0; color: var(--muted); }
.community-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.source-card h3 { margin: 0 0 12px; font-size: 1.05rem; }
.source-card > a { color: var(--primary-dark); word-break: break-all; font-weight: 600; font-size: .92rem; }
.source-card p { margin: 16px 0 8px; font-size: .88rem; }
.source-card ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: .88rem; }
.source-card li + li { margin-top: 6px; }
.source-card ul a { color: var(--primary-dark); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  padding: 64px 0 30px;
  background: var(--ink);
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--ink-line);
}

.footer-brand { margin-bottom: 14px; color: #fff; }
.footer-grid p { margin: 0; max-width: 340px; color: var(--ink-text); font-size: .92rem; }
.footer-grid h4 { margin: 0 0 14px; font-size: .88rem; }
.footer-grid nav a { display: block; margin-bottom: 9px; color: var(--ink-text); font-size: .88rem; }
.footer-grid nav a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
}

.footer-bottom p { margin: 0; color: #66748f; font-size: .8rem; }
.credit { opacity: .8; }

.footer-bottom a, .footer-record a { color: inherit; transition: color .18s ease, background-color .18s ease, border-color .18s ease; }
.footer-bottom a:hover, .footer-record a:hover { color: #fff; }

.footer-record {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 0;
  margin-top: 18px;
  padding: 15px 0 0;
  border-top: 1px solid var(--line);
  color: #7a879d;
  font-size: .72rem;
  line-height: 1.6;
  letter-spacing: .01em;
  text-align: center;
}

.footer-record > a {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 2px 8px;
  border: 1px solid transparent;
  border-radius: 6px;
}

.footer-record > a:hover {
  color: var(--primary-dark);
  background: var(--primary-soft);
  border-color: rgba(59, 98, 255, .12);
}

.footer-record > span {
  padding: 0 4px;
  color: #c3cad7;
  user-select: none;
}

.footer-record > span:last-child {
  color: #9ba6b8;
}

/* ---------- Docs page ---------- */
.page-hero {
  padding: 72px 0;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin: 16px 0;
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -.035em;
}

.page-hero p { max-width: 700px; margin: 0; color: var(--muted); font-size: 1.03rem; }

.docs-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
  padding: 56px 0 96px;
}

.docs-sidebar {
  position: sticky;
  top: 92px;
  height: fit-content;
  padding: 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.docs-sidebar a {
  display: block;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 500;
}

.docs-sidebar a:hover, .docs-sidebar a.active {
  color: var(--primary-dark);
  background: var(--primary-soft);
}

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

.docs-content section { scroll-margin-top: 92px; }

.docs-content h2 {
  margin: 0 0 18px;
  font-size: 1.65rem;
  letter-spacing: -.02em;
}

.docs-content section + section { margin-top: 72px; padding-top: 8px; }

.docs-content h3 { margin: 32px 0 12px; font-size: 1.15rem; }
.docs-content p { margin: 0 0 16px; color: #3d4a60; }

.docs-content ul, .docs-content ol {
  margin: 0 0 18px;
  padding-left: 22px;
  color: #3d4a60;
}

.docs-content li + li { margin-top: 8px; }

.docs-content code {
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .88em;
}

.docs-content pre {
  margin: 0 0 24px;
  padding: 20px;
  border-radius: 12px;
  overflow-x: auto;
  color: #d5e0f5;
  background: var(--ink);
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: .83rem;
  line-height: 1.75;
}

.docs-content pre code { padding: 0; color: inherit; background: transparent; }

.prompt-card {
  margin: 0 0 28px;
  padding: 18px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.copy-button {
  border: 1px solid rgba(59, 98, 255, .2);
  background: var(--primary-soft);
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 5px 13px;
  font-size: .76rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .18s ease;
}

.copy-button:hover { background: rgba(59, 98, 255, .13); }

.prompt-card pre { margin: 0; }

.callout {
  margin: 0 0 24px;
  padding: 16px 18px;
  border-radius: 12px;
  background: rgba(255, 184, 0, .1);
  border: 1px solid rgba(255, 184, 0, .26);
  color: #7c4a03;
  font-size: .92rem;
}

.callout.tip {
  background: rgba(35, 199, 105, .09);
  border-color: rgba(35, 199, 105, .22);
  color: #126b3d;
}

.step-list { counter-reset: steps; list-style: none; padding: 0 !important; }
.step-list li {
  position: relative;
  padding-left: 42px;
  margin-bottom: 18px;
  counter-increment: steps;
}
.step-list li::before {
  content: counter(steps);
  position: absolute;
  left: 0;
  top: 1px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: #fff;
  background: var(--primary);
  font-size: .8rem;
  font-weight: 700;
}

.tool-table { width: 100%; margin: 18px 0 28px; border-collapse: collapse; font-size: .9rem; }
.tool-table th, .tool-table td { padding: 12px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.tool-table th { color: var(--muted); font-weight: 700; font-size: .76rem; text-transform: uppercase; letter-spacing: .06em; }
.tool-table td:first-child { white-space: nowrap; font-family: "SF Mono", Menlo, Consolas, monospace; font-size: .8rem; }

.docs-footer-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .site-nav { display: none; }
  .menu-button { display: inline-flex; }
  .mobile-nav.active { display: grid; gap: 4px; padding: 12px 0 20px; }
  .mobile-nav a { padding: 10px 4px; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--line); }
  .mobile-nav a:last-child { border-bottom: 0; }
  .hero-grid, .architecture-grid, .community-grid, .plugin-topic-panel { grid-template-columns: 1fr; }
  .feature-grid, .deploy-grid { grid-template-columns: repeat(2, 1fr); }
  .plugin-flow { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 64px 0 72px; }
  .plugin-topic-panel { gap: 28px; }
}

@media (max-width: 740px) {
  .header-actions .btn { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .book-stats { grid-template-columns: repeat(2, 1fr); }
  .feature-grid, .case-grid, .screen-grid, .deploy-grid, .plugin-flow { grid-template-columns: 1fr; }
  .section { padding: 68px 0; }
  .section-head { margin-bottom: 36px; }
  .flow-board { padding: 16px; }
  .flow-row { flex-direction: column; align-items: stretch; }
  .flow-arrow { display: none; }
  .flow-row + .flow-row { margin-top: 12px; }
  .plugin-topic-panel { padding: 28px; }
  .step-line { display: none; }
  .footer-grid, .footer-bottom { grid-template-columns: 1fr; flex-direction: column; }
  .footer-record { margin-top: 16px; padding-inline: 8px; font-size: .7rem; }
  .docs-layout { grid-template-columns: 1fr; gap: 24px; padding-top: 36px; }
  .docs-sidebar { position: static; }
}