/**
 * Shared styles for static HTML prototype
 * Tech Growth Manual - Documentation-style Tech Blog
 */

:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --surface-soft: rgba(255, 255, 255, 0.82);
  --surface-dark: #0f172a;
  --text: #12243f;
  --text-soft: #60708a;
  --text-faint: #94a3b8;
  --line: rgba(148, 163, 184, 0.22);
  --line-strong: rgba(100, 116, 139, 0.28);
  --primary: #0f766e;
  --primary-strong: #115e59;
  --primary-soft: rgba(15, 118, 110, 0.1);
  --accent: #ea580c;
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.06);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --container: 1320px;
  --heading: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --body: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  font-family: var(--body);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(14, 165, 233, 0.08), transparent 24%),
    radial-gradient(circle at 85% 16%, rgba(234, 88, 12, 0.08), transparent 18%),
    linear-gradient(180deg, #f8fbff 0%, #f6f8fc 45%, #eef3fb 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.2), transparent 72%);
  pointer-events: none;
  z-index: -1;
}

a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
.container { width: min(var(--container), calc(100vw - 28px)); margin: 0 auto; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 252, 0.84);
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}
@supports (backdrop-filter: blur(18px)) or (-webkit-backdrop-filter: blur(18px)) {
  .site-header {
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }
}

@supports not (backdrop-filter: blur(18px)) {
  .site-header {
    background: rgba(246, 248, 252, 0.98);
  }
}

.site-header .container {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: center;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--heading);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, var(--primary), #0ea5e9 80%);
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.2);
  flex-shrink: 0;
}

.brand-text strong {
  display: block;
  font-size: 17px;
  font-weight: 800;
}

.brand-text span {
  display: block;
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 12px;
  white-space: nowrap;
}

.nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav a {
  padding: 9px 13px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-soft);
  transition: .2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
}

.header-search-wrapper {
  display: flex;
  align-items: center;
  gap: 0;
  position: relative;
}

.header-keyword-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-right: none;
  border-radius: 999px 0 0 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--text-soft);
  cursor: pointer;
  transition: all 0.2s ease;
}

.header-keyword-btn:hover,
.header-keyword-btn.active {
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.search-mini {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 200px;
  padding: 10px 14px;
  border-radius: 0;
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  border-left: none;
  border-right: none;
  box-shadow: none;
}

.search-mini span {
  color: var(--text-faint);
  font-size: 14px;
}

.search-mini input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
}

.header-actions .ghost-btn {
  border-radius: 0 999px 999px 0;
  min-height: 36px;
  padding: 0 16px;
}

/* Header keyword panel */
.header-keyword-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  z-index: 100;
  display: none;
  padding: 12px;
}

.header-keyword-panel.active {
  display: block;
}

.header-keyword-categories {
  max-height: 300px;
  overflow-y: auto;
}

.header-keyword-category {
  margin-bottom: 12px;
}

.header-keyword-category:last-child {
  margin-bottom: 0;
}

.header-category-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.header-category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.header-keyword-tag {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.header-keyword-tag:hover {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.header-keyword-tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.ghost-btn,
.solid-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
}

.ghost-btn {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.solid-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #0ea5e9 82%);
  box-shadow: 0 14px 24px rgba(15,118,110,.22);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,.84);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}

/* Breadcrumb */
.breadcrumb {
  padding: 16px 0 0;
}

.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-soft);
}

.breadcrumb-inner .current {
  color: var(--text);
  font-weight: 700;
}

/* Page layout */
.page-shell {
  padding: 14px 0 48px;
}

.page-grid {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 250px;
  gap: 20px;
  align-items: start;
}

/* Cards */
.sidebar,
.rightbar,
.hero-card,
.content-card,
.section-card,
.article-card,
.result-card,
.search-shell,
.toolbar-card,
.toolbar-shell,
.article-shell,
.search-form,
.nav-card,
.author-block,
.empty-state,
.module-card,
.resource-card,
.dark-card,
.panel-card,
.doc-card,
.update-card,
.quote-card,
.timeline-card,
.role-card,
.related-card {
  background: rgba(255,255,255,.84);
  border: 1px solid rgba(255,255,255,.48);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

@supports (backdrop-filter: blur(14px)) or (-webkit-backdrop-filter: blur(14px)) {
  .sidebar,
  .rightbar,
  .hero-card,
  .content-card,
  .section-card,
  .article-card,
  .result-card,
  .search-shell,
  .toolbar-card,
  .toolbar-shell,
  .article-shell,
  .search-form,
  .nav-card,
  .author-block,
  .empty-state,
  .module-card,
  .resource-card,
  .panel-card,
  .doc-card,
  .update-card,
  .quote-card,
  .timeline-card,
  .role-card,
  .related-card {
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
}

.sidebar,
.rightbar,
.hero-card,
.content-card,
.section-card,
.article-card,
.result-card,
.search-shell,
.toolbar-card,
.toolbar-shell,
.article-shell,
.module-card,
.resource-card,
.dark-card,
.panel-card,
.doc-card,
.update-card,
.quote-card,
.timeline-card,
.role-card,
.related-card {
  padding: 20px;
}

.sidebar,
.rightbar {
  position: sticky;
  top: 96px;
}

/* Panel components */
.panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.panel-title h3 {
  margin: 0;
  font-size: 16px;
  font-family: var(--heading);
}

.panel-note {
  color: var(--text-faint);
  font-size: 12px;
  font-weight: 700;
}

.tree-group + .tree-group {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed rgba(148,163,184,.24);
}

.tree-group strong {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tree-list,
.quick-list,
.toc-list,
.mini-list,
.tag-list,
.timeline-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tree-list li + li,
.quick-list li + li,
.toc-list li + li,
.mini-list li + li,
.tag-list li + li {
  margin-top: 6px;
}

.tree-list a,
.quick-list a,
.toc-list a,
.tag-list button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 10px;
  border-radius: 12px;
  color: var(--text-soft);
  font-size: 14px;
  transition: .2s ease;
  border: none;
  background: transparent;
  cursor: pointer;
}

.tree-list a:hover,
.quick-list a:hover,
.toc-list a:hover,
.tag-list button:hover,
.tree-list a.active,
.toc-list a.active,
.tag-list button.active {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.tree-list small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-faint);
}

/* Hero sections */
.hero-card,
.content-card.hero {
  position: relative;
  overflow: hidden;
  padding: 30px;
}

.hero-card::before,
.content-card.hero::before {
  content: "";
  position: absolute;
  inset: auto auto -90px -70px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15,118,110,.12), transparent 70%);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 8px 13px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 12px;
  font-weight: 800;
}

.eyebrow::before {
  content: "\25C6";
  color: var(--accent);
  font-size: 11px;
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--heading);
  letter-spacing: .01em;
}

.hero-title {
  margin-top: 16px;
  font-size: clamp(2.1rem, 3.8vw, 3.4rem);
  line-height: 1.14;
  max-width: 13ch;
}

.hero-desc {
  margin-top: 16px;
  max-width: 760px;
  color: var(--text-soft);
  line-height: 1.9;
  font-size: 15px;
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-metrics,
.hero-meta {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.hero-metric,
.metric {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(148,163,184,.16);
}

.hero-metric strong,
.metric strong {
  display: block;
  font-size: 24px;
  color: var(--primary-strong);
}

.hero-metric span,
.metric span {
  display: block;
  margin-top: 6px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
}

/* Sections */
.section {
  margin-top: 20px;
  scroll-margin-top: 100px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 16px;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--text-soft);
  line-height: 1.8;
  max-width: 720px;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(1.6rem, 2.2vw, 2.4rem);
  line-height: 1.2;
}

.section-note {
  display: inline-flex;
  align-items: center;
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--primary-strong);
  background: var(--primary-soft);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

/* Badges */
.badge,
.meta-badge,
.meta-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.badge {
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.meta-badge,
.meta-chip {
  color: var(--text-soft);
  background: rgba(148,163,184,.14);
}

/* Lists */
.mini-list li {
  position: relative;
  padding-left: 16px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}

.mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #fb923c);
}

/* Dark card variant */
.dark-card,
.quote-card {
  background: linear-gradient(160deg, #0f172a, #111c35 72%);
  color: #f8fafc;
}

.dark-card p,
.dark-card li,
.quote-card p,
.quote-card li {
  color: rgba(241,245,249,.76);
}

.dark-card .badge,
.quote-card .badge {
  background: rgba(255,255,255,.08);
  color: #bae6fd;
}

.dark-card .mini-list li::before,
.quote-card .mini-list li::before {
  background: linear-gradient(135deg, #38bdf8, #f97316);
}

/* Buttons */
.mini-btn,
.read-btn,
.open-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 13px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 800;
}

/* Empty state */
.empty-state {
  display: block;
  margin-top: 14px;
  padding: 40px 24px;
  text-align: center;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.empty-state.is-hidden {
  display: none;
}

.empty-state strong {
  display: block;
  font-size: 18px;
  color: var(--text);
  margin-bottom: 8px;
}

/* Footer */
.site-footer {
  padding: 32px 0 54px;
}

.footer-shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(255,255,255,.46);
  box-shadow: var(--shadow-soft);
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.8;
}

.footer-shell strong {
  color: var(--text);
}

.footer-info strong {
  display: block;
  font-size: 15px;
  margin-bottom: 4px;
}

.footer-info {
  min-width: 0;
  overflow: hidden;
}

.footer-links {
  text-align: right;
  flex-shrink: 0;
  min-width: fit-content;
}

.footer-icp {
  margin-top: 4px;
}

.footer-icp a {
  color: var(--text-soft);
  transition: color 0.2s ease;
  white-space: nowrap;
  display: inline-block;
}

.footer-icp a:hover {
  color: var(--primary-strong);
}

@media (max-width: 640px) {
  .footer-shell {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .footer-links {
    text-align: center;
  }
}

/* Responsive */
@media (max-width: 1180px) {
  .page-grid {
    grid-template-columns: 260px minmax(0,1fr);
  }
  .rightbar {
    display: none;
  }
  .hero-metrics {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .site-header .container {
    grid-template-columns: auto auto;
  }
  .menu-toggle {
    display: inline-grid;
    place-items: center;
    justify-self: end;
  }
  .nav,
  .header-actions {
    display: none;
  }
  .site-header.menu-open .nav,
  .site-header.menu-open .header-actions {
    display: flex;
    grid-column: 1 / -1;
    width: 100%;
  }
  .site-header.menu-open .nav {
    flex-direction: column;
    align-items: stretch;
    padding-bottom: 8px;
  }
  .site-header.menu-open .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .site-header.menu-open .header-actions {
    flex-direction: column;
    align-items: stretch;
    padding: 0 0 16px;
  }
  .search-mini {
    min-width: 0;
    width: 100%;
  }
  .page-grid {
    grid-template-columns: 1fr;
  }
  .sidebar,
  .rightbar {
    position: static;
  }
  .sidebar {
    order: 2;
  }
  .section-head,
  .footer-shell {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container), calc(100vw - 20px));
  }
  .sidebar,
  .rightbar,
  .hero-card,
  .content-card,
  .section-card,
  .article-card,
  .result-card,
  .search-shell,
  .toolbar-card,
  .article-shell,
  .module-card,
  .resource-card,
  .dark-card,
  .panel-card,
  .doc-card,
  .update-card,
  .quote-card,
  .timeline-card,
  .role-card {
    padding: 18px;
  }
  .hero-title {
    max-width: none;
    font-size: clamp(1.95rem, 10vw, 2.8rem);
  }
  .brand-text span {
    white-space: normal;
  }
}

/* Article page styles */
.article-title {
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  line-height: 1.2;
  margin: 0;
  font-family: var(--heading);
}

.article-desc {
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.8;
}

.hero-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.author-block {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #0ea5e9);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.author-text {
  flex: 1;
  min-width: 0;
}

.author-text strong {
  display: block;
  font-size: 15px;
  color: var(--text);
}

.author-text span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--text-soft);
}

.hero-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stat {
  font-size: 13px;
  color: var(--text-soft);
}

/* Article content */
.article-shell {
  margin-top: 20px;
}

.article-content {
  padding: 32px;
}

.article-content .lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-soft);
  padding: 20px;
  border-left: 4px solid var(--primary);
  background: var(--primary-soft);
  border-radius: var(--radius-md);
  margin-bottom: 32px;
}

.article-content section {
  margin-top: 40px;
  scroll-margin-top: 100px;
}

.article-content section:first-child {
  margin-top: 0;
}

.article-content h2 {
  font-size: clamp(1.5rem, 2vw, 1.8rem);
  line-height: 1.3;
  margin: 0 0 16px;
  font-family: var(--heading);
  color: var(--text);
}

.article-content p {
  margin: 16px 0;
  line-height: 1.9;
  color: var(--text);
  font-size: 15px;
}

.article-content p:first-of-type {
  margin-top: 0;
}

/* Diagram box */
.diagram-box {
  margin: 28px 0;
  padding: 24px;
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, #f8fafc, #f1f5f9);
  border: 1px solid var(--line);
}

.diagram-box strong {
  display: block;
  margin-bottom: 16px;
  color: var(--primary-strong);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.flow-list {
  display: grid;
  gap: 12px;
}

.flow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
}

.flow-step span {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), #0ea5e9);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
}

.flow-step h4 {
  margin: 0 0 6px;
  font-size: 15px;
  color: var(--text);
  font-family: var(--heading);
}

.flow-step p {
  margin: 0;
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.7;
}

/* Callout */
.callout {
  margin: 24px 0;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(234, 88, 12, 0.08);
  border-left: 4px solid var(--accent);
}

.callout strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.callout p {
  margin: 0;
  color: var(--text);
  line-height: 1.8;
  font-size: 14px;
}

/* Summary box */
.summary-box {
  margin: 24px 0;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  border: 1px solid rgba(15, 118, 110, 0.2);
}

.summary-box strong {
  display: block;
  margin-bottom: 12px;
  color: var(--primary-strong);
  font-size: 14px;
  font-weight: 800;
}

.summary-box ul {
  margin: 0;
  padding-left: 20px;
  list-style: none;
}

.summary-box li {
  position: relative;
  padding-left: 16px;
  margin-top: 8px;
  color: var(--text);
  line-height: 1.8;
  font-size: 14px;
}

.summary-box li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-strong);
  font-weight: 800;
}

/* Article navigation */
.article-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.nav-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--line);
  transition: all 0.2s ease;
}

.nav-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.nav-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--text-faint);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.nav-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  color: var(--text);
  font-family: var(--heading);
  line-height: 1.4;
}

.nav-card p {
  margin: 0;
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.7;
}

/* Related articles */
.related-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.related-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--line);
  transition: all 0.2s ease;
}

.related-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.related-card h3 {
  margin: 12px 0 8px;
  font-size: 16px;
  color: var(--text);
  font-family: var(--heading);
  line-height: 1.4;
}

.related-card p {
  margin: 0;
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.7;
}

/* Category page styles */
.toolbar-card {
  margin-top: 20px;
}

.toolbar-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

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

.chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chip:hover {
  border-color: var(--primary);
  color: var(--primary-strong);
}

.chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.sort-select {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  outline: none;
}

.article-list {
  display: grid;
  gap: 16px;
}

.article-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: start;
  padding: 24px;
}

.article-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.article-card .article-title {
  font-size: 1.4rem;
  margin: 0 0 10px;
}

.article-card .article-title a {
  color: var(--text);
  transition: color 0.2s ease;
}

.article-card .article-title a:hover {
  color: var(--primary-strong);
}

.article-card .article-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
}

.article-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.article-tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 600;
}

.article-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  min-width: 120px;
}

.article-side span {
  font-size: 13px;
  color: var(--text-faint);
}

/* Pagination */
.pager {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.page-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.page-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* WordPress pagination compatibility */
.navigation.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.page-numbers {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.page-numbers:hover:not(.current):not(.dots) {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.page-numbers.current {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.page-numbers.dots {
  opacity: 0.6;
  cursor: default;
  border-color: transparent;
  background: transparent;
}

.prev.page-numbers,
.next.page-numbers {
  padding: 0 16px;
}

/* Index page styles */
.doc-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.doc-card,
.author-card {
  padding: 24px;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.doc-card h3,
.author-card h3 {
  margin: 0 0 12px;
  font-size: 1.4rem;
  line-height: 1.3;
  font-family: var(--heading);
}

.doc-card p,
.author-card p {
  margin: 0 0 16px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}

.doc-card .mini-list,
.author-card .mini-list {
  margin-bottom: 20px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.card-footer span {
  font-size: 12px;
  color: var(--text-faint);
}

/* Search page styles */
.search-shell {
  padding: 32px;
}

.search-title {
  margin: 16px 0 12px;
  font-size: clamp(1.8rem, 2.8vw, 2.4rem);
  line-height: 1.2;
  font-family: var(--heading);
}

.search-desc {
  margin: 0 0 24px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 15px;
  max-width: 720px;
}

.search-form {
  display: flex;
  gap: 0;
  margin-top: 24px;
  position: relative;
}

.keyword-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-right: none;
  border-radius: 999px 0 0 999px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.keyword-toggle-btn:hover {
  background: var(--primary-soft);
  color: var(--primary-strong);
}

.keyword-toggle-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.search-input {
  flex: 1;
  padding: 14px 18px;
  border-radius: 0;
  border: 1px solid var(--line);
  border-right: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--primary);
}

/* Search suggestions dropdown */
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 8px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  z-index: 100;
  max-height: 300px;
  overflow-y: auto;
  display: none;
}

.search-suggestions.active {
  display: block;
}

.suggestion-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  transition: background 0.2s ease;
  border-bottom: 1px solid var(--line);
}

.suggestion-item:last-child {
  border-bottom: none;
}

.suggestion-item:hover,
.suggestion-item.active {
  background: var(--primary-soft);
}

.suggestion-item .suggestion-type {
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.suggestion-item .suggestion-title {
  flex: 1;
  font-size: 14px;
  color: var(--text);
}

.suggestion-item .suggestion-category {
  font-size: 12px;
  color: var(--text-soft);
}

/* Keyword panel */
.keyword-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  z-index: 100;
  display: none;
  max-height: 400px;
  overflow-y: auto;
}

.keyword-panel.active {
  display: block;
}

.keyword-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}

.keyword-panel-header strong {
  font-size: 15px;
  color: var(--text);
}

.keyword-panel-close {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--primary-soft);
  color: var(--primary-strong);
  border-radius: 8px;
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.keyword-panel-close:hover {
  background: var(--primary);
  color: #fff;
}

.keyword-categories {
  padding: 16px 20px;
}

.keyword-category {
  margin-bottom: 16px;
}

.keyword-category:last-child {
  margin-bottom: 0;
}

.category-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.keyword-panel-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  border-top: 1px solid var(--line);
  background: rgba(246, 248, 252, 0.5);
}

.keyword-clear-btn,
.keyword-apply-btn {
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.keyword-clear-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text-soft);
}

.keyword-clear-btn:hover {
  border-color: var(--primary);
  color: var(--primary-strong);
}

.keyword-apply-btn {
  border: none;
  background: linear-gradient(135deg, var(--primary), #0ea5e9);
  color: #fff;
}

.keyword-apply-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(15, 118, 110, 0.2);
}

/* Keyword cloud */
.search-keywords {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px dashed var(--line);
}

.search-keywords strong {
  display: block;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-soft);
  font-weight: 600;
}

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

.keyword-tag {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.keyword-tag:hover {
  border-color: var(--primary);
  color: var(--primary-strong);
  background: var(--primary-soft);
}

.keyword-tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* Search form position relative for suggestions */
.search-form {
  position: relative;
}

/* Keyword categories */
.keyword-categories a {
  position: relative;
  padding-left: 16px;
}

.keyword-categories a::before {
  content: "#";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.search-submit {
  padding: 14px 28px;
  border-radius: 0 999px 999px 0;
  border: none;
  background: linear-gradient(135deg, var(--primary), #0ea5e9);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.search-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(15, 118, 110, 0.22);
}

.toolbar-shell {
  margin-top: 20px;
  padding: 20px;
}

.result-info {
  font-size: 14px;
  color: var(--text-soft);
}

.result-info strong {
  color: var(--primary-strong);
  font-weight: 800;
}

.result-list {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.result-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: start;
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--line);
  transition: all 0.2s ease;
}

.result-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.result-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.result-title {
  margin: 0 0 10px;
  font-size: 1.4rem;
  font-family: var(--heading);
}

.result-title a {
  color: var(--text);
  transition: color 0.2s ease;
}

.result-title a:hover {
  color: var(--primary-strong);
}

.result-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.result-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.result-tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 600;
}

.result-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  min-width: 120px;
}

.result-side span {
  font-size: 13px;
  color: var(--text-faint);
}

/* About page styles */
.split-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.quote-box {
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  border-left: 3px solid rgba(255, 255, 255, 0.3);
  font-style: italic;
  line-height: 1.8;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.role-card {
  padding: 20px;
}

.role-card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
  font-family: var(--heading);
}

.role-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.timeline-card {
  padding: 20px;
}

.timeline-card span {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 12px;
}

.timeline-card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
  font-family: var(--heading);
}

.timeline-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

.timeline-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.timeline-list li {
  position: relative;
  padding-left: 16px;
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.7;
}

.timeline-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* Responsive adjustments */
@media (max-width: 920px) {
  .article-card {
    grid-template-columns: 1fr;
  }
  .article-side {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }
  .article-nav {
    grid-template-columns: 1fr;
  }
  .related-wrap {
    grid-template-columns: 1fr;
  }
  .result-card {
    grid-template-columns: 1fr;
  }
  .result-side {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }
}

@media (max-width: 640px) {
  .article-content {
    padding: 20px;
  }
  .flow-list {
    gap: 10px;
  }
  .flow-step {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .toolbar-head {
    flex-direction: column;
    align-items: stretch;
  }
  .chip-group {
    justify-content: center;
  }
  .doc-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }
  .search-form {
    flex-direction: column;
  }
  .search-shell {
    padding: 20px;
  }
  .split-grid,
  .role-grid,
  .timeline-grid {
    grid-template-columns: 1fr;
  }
}

/* Sample page styles - Module cards */
.module-grid,
.resource-grid,
.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.module-card,
.resource-card,
.panel-card {
  padding: 24px;
}

.module-card h3,
.resource-card h3,
.panel-card h3 {
  margin: 0 0 12px;
  font-size: 1.3rem;
  line-height: 1.3;
  font-family: var(--heading);
}

.module-card p,
.resource-card p,
.panel-card p {
  margin: 0 0 16px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}

.module-card .mini-list,
.resource-card .mini-list {
  margin-bottom: 20px;
}

/* Section card styles */
.section-card {
  padding: 24px;
}

.section-card h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
  line-height: 1.3;
  font-family: var(--heading);
}

.section-card p {
  margin: 0 0 16px;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 14px;
}