/* ═══════════════════════════════════════════════════════════════
   PR Pilot – GitHub Pages Documentation Stylesheet
   ═══════════════════════════════════════════════════════════════ */

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-dark:    #0d1117;
  --bg-dark2:   #161b22;
  --bg-dark3:   #21262d;
  --bg-light:   #ffffff;
  --bg-light2:  #f6f8fa;
  --bg-light3:  #eaeef2;

  --accent:     #7c3aed;
  --accent2:    #9f5cf7;
  --accent-glow:rgba(124,58,237,.18);
  --accent-dark:#5b21b6;

  --text-dark:  #e6edf3;
  --text-muted: #8b949e;
  --text-light: #24292f;
  --text-light-muted: #57606a;

  --border-dark: #30363d;
  --border-light:#d0d7de;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.18);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.24);

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Menlo, monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-light);
  background: var(--bg-light);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: var(--bg-light3);
  padding: .15em .4em;
  border-radius: var(--radius-sm);
  color: var(--accent-dark);
}

pre {
  font-family: var(--font-mono);
  font-size: .84em;
  line-height: 1.7;
  overflow-x: auto;
}

h1 { font-size: 2.8rem; font-weight: 800; line-height: 1.15; }
h2 { font-size: 2rem;   font-weight: 700; line-height: 1.25; }
h3 { font-size: 1.2rem; font-weight: 600; }
h4 { font-size: 1rem;   font-weight: 600; }

ul { list-style: none; }

img { max-width: 100%; }

/* ── Layout ───────────────────────────────────────────────────── */
.container        { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px;  margin: 0 auto; padding: 0 24px; }

.section { padding: 80px 0; }
.section-light { background: var(--bg-light); color: var(--text-light); }
.section-dark  { background: var(--bg-dark);  color: var(--text-dark); }
.section-cta   { background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent2) 100%); color: #fff; padding: 80px 0; }
.section-cta h2, .section-cta p { color: #fff; }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { margin-bottom: .6rem; }
.section-header p  { font-size: 1.1rem; color: var(--text-light-muted); max-width: 600px; margin: 0 auto; }
.section-dark .section-header p { color: var(--text-muted); }

/* ── Topnav ───────────────────────────────────────────────────── */
.topnav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,17,23,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
}
.nav-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1.1rem; color: #fff;
  text-decoration: none;
}
.nav-logo:hover { text-decoration: none; }
.nav-links {
  display: flex; align-items: center; gap: 6px; list-style: none;
}
.nav-links a {
  color: var(--text-muted); font-size: .9rem; padding: 6px 10px;
  border-radius: var(--radius-sm); transition: color .15s, background .15s;
}
.nav-links a:hover { color: #fff; background: var(--bg-dark3); text-decoration: none; }
.btn-nav {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 6px 14px !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
}
.btn-nav:hover { background: var(--accent2) !important; }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn-primary, .btn-secondary {
  display: inline-flex; align-items: center;
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-size: .95rem; font-weight: 600;
  transition: transform .1s, box-shadow .1s, background .15s;
  text-decoration: none;
}
.btn-primary  { background: var(--accent); color: #fff; box-shadow: 0 0 0 0 var(--accent-glow); }
.btn-primary:hover  { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 4px 20px var(--accent-glow); text-decoration: none; }
.btn-secondary { border: 1px solid rgba(255,255,255,.3); color: #fff; background: transparent; }
.btn-secondary:hover { background: rgba(255,255,255,.08); transform: translateY(-1px); text-decoration: none; }

.section-light .btn-secondary { border-color: var(--border-dark); color: var(--text-light); }
.section-light .btn-secondary:hover { background: var(--bg-light3); }

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 2rem; }

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
  background: var(--bg-dark);
  color: var(--text-dark);
  padding: 80px 24px 60px;
  display: flex; align-items: center; justify-content: center;
  gap: 60px; flex-wrap: wrap;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content:'';
  position:absolute; top:-80px; right:-80px;
  width:500px; height:500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events:none;
}
.hero-inner { flex: 1; min-width: 280px; max-width: 560px; }
.hero-badge {
  display: inline-block;
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  color: var(--accent2);
  font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 100px; margin-bottom: 1.4rem;
}
.hero h1 { color: #fff; margin-bottom: 1rem; }
.hero-sub { color: var(--text-muted); font-size: 1.1rem; max-width: 520px; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 16px; margin-top: 1.4rem;
  font-size: .82rem; color: var(--text-muted);
}
.hero-visual { flex: 1; min-width: 280px; max-width: 420px; }

/* ── Mockup Window ────────────────────────────────────────────── */
.mockup-window {
  background: var(--bg-dark2);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mockup-bar {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-dark3); padding: 10px 14px;
  border-bottom: 1px solid var(--border-dark);
}
.dot { width:12px; height:12px; border-radius:50%; display:inline-block; }
.dot.red    { background:#ff5f57; }
.dot.yellow { background:#ffbd2e; }
.dot.green  { background:#28c840; }
.mockup-title {
  flex:1; text-align:center; font-size:.75rem; color:var(--text-muted);
  margin-left: -36px;
}
.mockup-body { padding: 10px 0; }
.mockup-toolbar {
  display: flex; align-items: center; gap: 4px;
  padding: 4px 12px 8px;
  border-bottom: 1px solid var(--border-dark);
  margin-bottom: 4px;
}
.pill { font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 100px; }
.pill-open { background: rgba(34,197,94,.15); color: #22c55e; border: 1px solid rgba(34,197,94,.3); }
.mockup-spacer { flex:1; }
.mockup-icon { color: var(--text-muted); cursor:pointer; padding: 2px 4px; border-radius:4px; font-size:.9rem; }
.mockup-icon:hover { background:var(--bg-dark3); color:#fff; }

.mockup-pr-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-bottom: 1px solid var(--border-dark);
  cursor:pointer; transition: background .12s;
}
.mockup-pr-item:hover { background: var(--bg-dark3); }
.mockup-pr-item.active { background: rgba(124,58,237,.12); border-left: 2px solid var(--accent); }
.pr-id { font-size:.75rem; color:var(--text-muted); font-family:var(--font-mono); min-width:32px; }
.pr-info { flex:1; min-width:0; }
.pr-title { font-size:.8rem; color:var(--text-dark); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.pr-meta  { font-size:.7rem; color:var(--text-muted); margin-top:2px; }
.pr-badge { font-size:.65rem; font-weight:700; background:var(--bg-dark3); color:var(--text-muted); padding:2px 6px; border-radius:100px; border:1px solid var(--border-dark); }
.pr-badge.modified { background:rgba(234,179,8,.1); color:#eab308; border-color:rgba(234,179,8,.3); }
.mockup-status { font-size:.7rem; color:var(--text-muted); padding: 8px 12px 2px; text-align:right; }

/* ── Features Grid ────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-light2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: transform .15s, box-shadow .15s;
}
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.feature-card-accent {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(124,58,237,.04) 0%, var(--bg-light2) 100%);
}
.feature-icon { font-size: 2rem; margin-bottom: 12px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p  { font-size: .92rem; color: var(--text-light-muted); margin-bottom: 14px; }
.feature-link { font-size: .85rem; font-weight: 600; color: var(--accent); }
.feature-link:hover { color: var(--accent2); }

/* ── Steps ────────────────────────────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 0; max-width: 720px; margin: 0 auto; }
.step {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 28px 0; border-bottom: 1px solid var(--border-dark);
}
.step:last-child { border-bottom: none; }
.step-num {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem;
  margin-top: 2px;
}
.step-body h3 { margin-bottom: 6px; color: #fff; }
.step-body p  { color: var(--text-muted); font-size: .95rem; }

/* ── AI Providers ─────────────────────────────────────────────── */
.providers-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px;
}
.provider-card {
  background: var(--bg-light2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}
.provider-logo {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; margin-bottom: 16px;
}
.openai-logo { background: #000; color: #fff; font-size: .95rem; letter-spacing: .04em; }
.compat-logo { background: linear-gradient(135deg,#2563eb,#7c3aed); color: #fff; }
.ollama-logo { background: #e5f3ec; }
.provider-card h3 { margin-bottom: 8px; }
.provider-card p  { font-size: .9rem; color: var(--text-light-muted); margin-bottom: 14px; }
.provider-card ul li {
  font-size: .85rem; color: var(--text-light-muted); padding: 3px 0;
}
.provider-card ul li::before { content: '→ '; color: var(--accent); }

/* ── Skills Preview ───────────────────────────────────────────── */
.skills-preview {
  display: grid; grid-template-columns: 1fr 2fr; gap: 32px;
  background: var(--bg-dark2); border: 1px solid var(--border-dark);
  border-radius: var(--radius-md); padding: 28px; margin-bottom: 24px;
}
@media(max-width:640px) { .skills-preview { grid-template-columns: 1fr; } }
.skills-tree { display: flex; flex-direction: column; gap: 4px; }
.tree-line { font-family: var(--font-mono); font-size: .82rem; color: var(--text-muted); }
.tree-line.indent  { padding-left: 18px; }
.tree-line.indent2 { padding-left: 36px; }
.tree-line.indent3 { padding-left: 54px; }
.tree-file.active { color: var(--accent2); font-weight: 600; }
.tree-folder { color: var(--text-dark); }

.code-block { background: var(--bg-dark3); border-radius: var(--radius-sm); overflow:hidden; }
.code-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 14px; border-bottom: 1px solid var(--border-dark);
  font-size: .78rem;
}
.code-file { font-family: var(--font-mono); color: var(--text-muted); }
.code-badge { background: rgba(34,197,94,.12); color: #22c55e; border: 1px solid rgba(34,197,94,.25); padding: 2px 8px; border-radius: 100px; font-size: .7rem; font-weight: 600; }
.code-block pre { padding: 16px; color: var(--text-dark); }
.code-block pre .cm { color: var(--text-muted); }

.skills-cta { text-align: center; }

/* ── Lang Grid ────────────────────────────────────────────────── */
.lang-grid {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
  margin-bottom: 28px;
}
.lang-pill {
  background: var(--bg-light3); border: 1px solid var(--border-light);
  border-radius: 100px; padding: 6px 18px;
  font-size: .88rem; font-weight: 600; color: var(--accent-dark);
}
.lang-pill-more { background: rgba(124,58,237,.08); border-color: var(--accent); }
.lang-note { text-align: center; color: var(--text-light-muted); font-size: .9rem; max-width: 660px; margin: 0 auto; }

/* ── Changelog Teaser ─────────────────────────────────────────── */
.changelog-teaser {
  background: var(--bg-dark2); border: 1px solid var(--border-dark);
  border-radius: var(--radius-md); padding: 28px 32px;
}
.changelog-group { display: flex; gap: 20px; align-items: flex-start; }
.cl-tag {
  flex-shrink:0; font-size:.72rem; font-weight:700; text-transform:uppercase;
  padding: 3px 10px; border-radius: 100px; margin-top: 2px;
  letter-spacing: .05em;
}
.tag-new      { background: rgba(34,197,94,.15);  color: #22c55e; border: 1px solid rgba(34,197,94,.3); }
.tag-fix      { background: rgba(251,191,36,.15);  color: #f59e0b; border: 1px solid rgba(251,191,36,.3); }
.tag-improve  { background: rgba(59,130,246,.15);  color: #60a5fa; border: 1px solid rgba(59,130,246,.3); }
.tag-breaking { background: rgba(239,68,68,.15);   color: #f87171; border: 1px solid rgba(239,68,68,.3); }
.changelog-teaser ul li {
  font-size: .92rem; color: var(--text-muted); padding: 4px 0;
  border-bottom: 1px solid var(--border-dark);
}
.changelog-teaser ul li:last-child { border-bottom: none; }
.changelog-teaser ul li::before { content: '✦ '; color: var(--accent); font-size: .7rem; }

/* ── Roadmap ──────────────────────────────────────────────────── */
.roadmap-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px;
}
.roadmap-item {
  background: var(--bg-light2); border: 1px solid var(--border-light);
  border-radius: var(--radius-md); padding: 22px 20px;
}
.roadmap-icon { font-size: 1.6rem; margin-bottom: 10px; }
.roadmap-item h3 { font-size: 1rem; margin-bottom: 6px; }
.roadmap-item p  { font-size: .85rem; color: var(--text-light-muted); }

/* ── Footer ───────────────────────────────────────────────────── */
.footer {
  background: var(--bg-dark2); border-top: 1px solid var(--border-dark);
  padding: 40px 24px;
  color: var(--text-muted);
}
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 24px;
  align-items: center; justify-content: space-between;
}
.footer-brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 1rem; color: var(--text-dark);
}
.footer-by { font-weight: 400; font-size:.85rem; color:var(--text-muted); }
.footer-by a { color: var(--accent); }
.footer-links { display: flex; flex-wrap: wrap; gap: 4px; }
.footer-links a { color: var(--text-muted); font-size:.85rem; padding:4px 10px; border-radius:var(--radius-sm); }
.footer-links a:hover { color:#fff; background:var(--bg-dark3); text-decoration:none; }
.footer-copy { font-size:.8rem; color:var(--text-muted); width:100%; }

/* ═══════════════════════════════════════════════════════════════
   INNER PAGES (installation, configuration, skills, features, changelog)
   ═══════════════════════════════════════════════════════════════ */
.page-hero {
  background: var(--bg-dark);
  padding: 60px 24px 50px;
  text-align: center;
  border-bottom: 1px solid var(--border-dark);
}
.page-hero h1 { color:#fff; font-size:2.2rem; }
.page-hero p  { color:var(--text-muted); font-size:1.05rem; margin-top:.6rem; }
.breadcrumb {
  font-size:.82rem; color:var(--text-muted); margin-bottom:1rem;
}
.breadcrumb a { color:var(--text-muted); }
.breadcrumb a:hover { color:var(--accent); }
.breadcrumb span { color:var(--text-dark); }

/* ── Doc Layout (sidebar + content) ─────────────────────────────*/
.doc-layout {
  display: flex; gap: 0; min-height: 80vh;
}
.doc-sidebar {
  width: 240px; flex-shrink: 0;
  background: var(--bg-light2);
  border-right: 1px solid var(--border-light);
  padding: 32px 0;
  position: sticky; top: 60px; align-self: flex-start;
  height: calc(100vh - 60px); overflow-y: auto;
}
.sidebar-section { margin-bottom: 28px; }
.sidebar-section-title {
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-light-muted); padding: 0 20px; margin-bottom: 6px;
}
.sidebar-section a {
  display: block; padding: 6px 20px;
  font-size: .88rem; color: var(--text-light-muted);
  border-left: 2px solid transparent; margin-right: 0;
  transition: color .12s, border-color .12s, background .12s;
  text-decoration: none;
}
.sidebar-section a:hover { color: var(--accent); background: var(--bg-light3); text-decoration: none; }
.sidebar-section a.active { color: var(--accent); border-left-color: var(--accent); font-weight: 600; background: rgba(124,58,237,.06); }

.doc-content {
  flex: 1; min-width: 0; padding: 48px 56px;
  max-width: 860px;
}
@media(max-width:900px) {
  .doc-layout { flex-direction: column; }
  .doc-sidebar { width:100%; position:static; height:auto; border-right:none; border-bottom:1px solid var(--border-light); padding:16px 0; }
  .doc-content { padding: 28px 20px; }
}

/* ── Content Styles ───────────────────────────────────────────── */
.doc-content h1 { font-size: 2rem; margin-bottom: 1.2rem; color: var(--text-light); }
.doc-content h2 { font-size: 1.5rem; margin: 2.4rem 0 .8rem; color: var(--text-light); padding-bottom:.4rem; border-bottom:2px solid var(--border-light); }
.doc-content h3 { font-size: 1.1rem; margin: 1.8rem 0 .6rem; color: var(--text-light); }
.doc-content h4 { margin: 1.4rem 0 .4rem; color: var(--text-light); }
.doc-content p  { margin-bottom: 1rem; color: var(--text-light-muted); }
.doc-content ul, .doc-content ol { padding-left: 1.4rem; margin-bottom: 1rem; }
.doc-content ul li { list-style: disc; color: var(--text-light-muted); margin-bottom: .3rem; }
.doc-content ol li { list-style: decimal; color: var(--text-light-muted); margin-bottom: .4rem; }
.doc-content ul li::marker { color: var(--accent); }
.doc-content strong { color: var(--text-light); }

.doc-content .callout {
  border-left: 3px solid var(--accent);
  background: rgba(124,58,237,.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 12px 16px; margin: 1.2rem 0;
}
.doc-content .callout.info  { border-color: #60a5fa; background: rgba(59,130,246,.06); }
.doc-content .callout.warn  { border-color: #f59e0b; background: rgba(245,158,11,.06); }
.doc-content .callout p { margin:0; font-size:.9rem; }
.doc-content .callout strong { color: var(--text-light); }

.doc-content pre {
  background: var(--bg-dark3); color: var(--text-dark);
  padding: 18px 20px; border-radius: var(--radius-md);
  margin: 1rem 0 1.4rem; border: 1px solid var(--border-dark);
  overflow-x: auto;
}
.doc-content pre code { background: none; padding:0; color:inherit; font-size:.85rem; }
.doc-content code { background: var(--bg-light3); color: var(--accent-dark); }

/* ── Tables ───────────────────────────────────────────────────── */
.doc-content table {
  width: 100%; border-collapse: collapse; margin: 1.2rem 0 1.6rem;
  font-size: .88rem;
}
.doc-content th {
  background: var(--bg-light2); text-align:left;
  padding: 10px 14px; font-weight:600;
  border-bottom: 2px solid var(--border-light);
}
.doc-content td {
  padding: 10px 14px; border-bottom: 1px solid var(--border-light);
  color: var(--text-light-muted);
}
.doc-content tr:last-child td { border-bottom:none; }

/* ── Tab toggle (for settings screenshots etc) ───────────────── */
.tab-bar { display:flex; gap:0; border-bottom:1px solid var(--border-light); margin-bottom:1.4rem; }
.tab-btn {
  padding:8px 18px; font-size:.9rem; font-weight:600;
  border:none; background:none; cursor:pointer;
  color:var(--text-light-muted); border-bottom:2px solid transparent;
  transition:color .12s, border-color .12s;
}
.tab-btn.active { color:var(--accent); border-bottom-color:var(--accent); }
.tab-pane { display:none; }
.tab-pane.active { display:block; }

/* ── Changelog Page ───────────────────────────────────────────── */
.cl-version-block {
  border-left: 2px solid var(--border-light);
  padding-left: 28px; margin-bottom: 48px; position:relative;
}
.cl-version-block::before {
  content:''; position:absolute; left:-7px; top:6px;
  width:12px; height:12px; border-radius:50%;
  background:var(--accent); border:2px solid var(--bg-light);
}
.cl-version-label {
  font-size:1.5rem; font-weight:800; color:var(--text-light); margin-bottom:.3rem;
}
.cl-date { font-size:.82rem; color:var(--text-light-muted); margin-bottom:1rem; }
.cl-group { margin-bottom:1.2rem; }
.cl-group-title {
  font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.08em;
  margin-bottom:.5rem;
}
.cl-group-title.new      { color:#22c55e; }
.cl-group-title.fix      { color:#f59e0b; }
.cl-group-title.improve  { color:#60a5fa; }
.cl-group-title.breaking { color:#f87171; }
.cl-group ul li {
  font-size:.9rem; color:var(--text-light-muted);
  padding:3px 0; border-bottom:1px solid var(--border-light);
}
.cl-group ul li:last-child { border-bottom:none; }

/* ── Skills Viewer ────────────────────────────────────────────── */
.skill-file-card {
  background:var(--bg-light2); border:1px solid var(--border-light);
  border-radius:var(--radius-md); overflow:hidden; margin-bottom:24px;
}
.skill-file-header {
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 16px; border-bottom:1px solid var(--border-light);
  background:var(--bg-light3);
}
.skill-file-name { font-family:var(--font-mono); font-size:.9rem; font-weight:700; color:var(--accent-dark); }
.skill-badge { font-size:.7rem; padding:2px 8px; border-radius:100px; font-weight:600; }
.skill-badge.system   { background:rgba(124,58,237,.1); color:var(--accent); border:1px solid rgba(124,58,237,.25); }
.skill-badge.rules    { background:rgba(239,68,68,.1);  color:#f87171; border:1px solid rgba(239,68,68,.25); }
.skill-badge.standard { background:rgba(34,197,94,.1);  color:#22c55e; border:1px solid rgba(34,197,94,.25); }
.skill-file-body { padding:18px 20px; font-size:.88rem; color:var(--text-light-muted); }
.skill-file-body ul li { margin-bottom:.25rem; }

/* ── Responsive ───────────────────────────────────────────────── */
/* ── Mobile nav hamburger ─────────────────────────────────────── */
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 4px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text-muted); border-radius: 2px; transition: background .15s;
}
.nav-toggle:hover span { background: #fff; }

@media(max-width:800px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 60px; left: 0; right: 0;
    background: var(--bg-dark2); border-bottom: 1px solid var(--border-dark);
    flex-direction: column; padding: 12px 0; gap: 2px; z-index: 99;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 10px 24px; border-radius: 0; }
  .btn-nav { margin: 8px 24px; display: block; text-align: center; }
}

@media(max-width:700px) {
  h1 { font-size:2rem; }
  h2 { font-size:1.4rem; }
  .hero { padding:50px 20px 40px; gap:32px; }
  .hero-visual { display:none; }
  .section { padding: 52px 0; }
  .features-grid, .providers-grid, .roadmap-grid { grid-template-columns: 1fr; }
}

/* ── Code highlight helpers ───────────────────────────────────── */
.token-kw    { color:#c084fc; }
.token-str   { color:#86efac; }
.token-cmt   { color:#6b7280; font-style:italic; }
.token-fn    { color:#93c5fd; }
.token-num   { color:#fde68a; }

/* ── Platform Switcher ────────────────────────────────────────── */
.platform-bar {
  background: var(--bg-dark2);
  border-bottom: 2px solid var(--border-dark);
  padding: 10px 0;
  position: sticky;
  top: 56px; /* below the topnav */
  z-index: 90;
}
.platform-bar-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.platform-label {
  color: var(--text-muted);
  font-size: .82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
.platform-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-dark);
  border: 1px solid var(--border-dark);
  border-radius: 10px;
  padding: 4px;
}
.plat-btn {
  border: 2px solid transparent;
  background: transparent;
  color: #8b949e;
  padding: 7px 20px;
  border-radius: 7px;
  cursor: pointer;
  font-size: .88rem;
  font-weight: 600;
  font-family: var(--font-sans);
  transition: background .18s, color .18s, border-color .18s, box-shadow .18s;
  display: flex;
  align-items: center;
  gap: 7px;
  line-height: 1;
}
/* IntelliJ button — active */
.plat-btn[data-plat="intellij"].active {
  background: #f97316;      /* orange */
  border-color: #fb923c;
  color: #fff;
  box-shadow: 0 0 0 3px rgba(249,115,22,.25);
}
/* VS Code button — active */
.plat-btn[data-plat="vscode"].active {
  background: #2563eb;      /* blue */
  border-color: #3b82f6;
  color: #fff;
  box-shadow: 0 0 0 3px rgba(37,99,235,.25);
}
/* Hover (inactive) */
.plat-btn:hover:not(.active) {
  background: var(--bg-dark3);
  color: var(--text-dark);
  border-color: var(--border-dark);
}
.plat-btn svg { flex-shrink: 0; opacity: .8; }
.plat-btn.active svg { opacity: 1; }

/* ── Platform Content Visibility ─────────────────────────────── */
/* Default: both visible (no-JS fallback).
   When body has a platform class, hide the other platform's content. */
body.platform-intellij .plat-vsc,
body.platform-vscode   .plat-ij {
  display: none !important;
}