/* ═══════════════════════════════════════
   XtermChat Docs — style.css
   Light theme, matches web chat UI
   ═══════════════════════════════════════ */

* { box-sizing: border-box; }

body {
  font-family: 'DM Sans', sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: #f8fafc; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }

/* ── Sidebar ── */
#sidebar {
  transform: translateX(-100%);
  transition: transform .25s cubic-bezier(.4,0,.2,1);
}
@media (min-width: 1024px) {
  #sidebar { transform: translateX(0); }
}

/* ── Overlay ── */
#overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 35;
  backdrop-filter: blur(2px);
}
#overlay.show { display: block; }

/* ── Nav links ── */
.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  color: #64748b;
  text-decoration: none;
  transition: all .15s;
  border: 1px solid transparent;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.nav-link:hover  { background: #f1f5f9; color: #1e293b; }
.nav-link.active {
  background: #eff6ff;
  color: #2563eb;
  font-weight: 600;
  border-color: #bfdbfe;
}
.nav-num {
  font-size: 9px;
  color: #cbd5e1;
  min-width: 16px;
  text-align: right;
  font-family: 'JetBrains Mono', monospace;
  flex-shrink: 0;
}
.nav-link.active .nav-num { color: #93c5fd; }

/* ══════════════════════════════════════
   MARKDOWN RENDERED CONTENT
   ══════════════════════════════════════ */
.prose-doc { animation: fadeIn .2s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* ── Headings ── */
.prose-doc h1 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 8px;
  letter-spacing: -.02em;
  line-height: 1.2;
}
.prose-doc h1 + p { color: #64748b; font-size: .95rem; margin-bottom: 24px; }

.prose-doc h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: #1e293b;
  margin: 32px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid #f1f5f9;
}
.prose-doc h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  font-weight: 600;
  color: #334155;
  margin: 22px 0 8px;
}

/* ── Paragraphs ── */
.prose-doc p {
  color: #475569;
  line-height: 1.75;
  margin-bottom: 14px;
  font-size: .925rem;
}
.prose-doc strong { color: #1e293b; font-weight: 600; }
.prose-doc em     { color: #475569; }

/* ── Lists ── */
.prose-doc ul, .prose-doc ol {
  color: #475569;
  font-size: .925rem;
  line-height: 1.75;
  margin: 10px 0 16px;
  padding-left: 20px;
}
.prose-doc li { margin-bottom: 4px; }
.prose-doc li strong { color: #1e293b; }

/* ── Links ── */
.prose-doc a { color: #2563eb; text-decoration: none; }
.prose-doc a:hover { text-decoration: underline; }

/* ── Inline code ── */
.prose-doc :not(pre) > code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  background: #f1f5f9;
  color: #2563eb;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid #e2e8f0;
}

/* ── Code blocks ── */
.prose-doc pre {
  background: #1e293b;
  border-radius: 12px;
  padding: 16px 18px;
  overflow-x: auto;
  margin: 14px 0;
  position: relative;
  border: none;
}
.prose-doc pre code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  color: #cbd5e1;
  line-height: 1.75;
  background: none !important;
  border: none !important;
  padding: 0 !important;
}

/* ── Tables ── */
.prose-doc table {
  width: 100%;
  font-size: .85rem;
  border-collapse: collapse;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  margin: 14px 0;
}
.prose-doc thead tr { background: #f8fafc; border-bottom: 1px solid #e2e8f0; }
.prose-doc th {
  text-align: left;
  padding: 10px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #94a3b8;
}
.prose-doc td {
  padding: 10px 14px;
  color: #475569;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: top;
}
.prose-doc tbody tr:last-child td { border-bottom: none; }
.prose-doc tbody tr:hover { background: #fafafa; }
.prose-doc td code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .75rem;
  background: #f1f5f9;
  color: #2563eb;
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid #e2e8f0;
}

/* ── Blockquotes (used for tips/warnings) ── */
.prose-doc blockquote {
  margin: 14px 0;
  padding: 12px 16px;
  border-left: none;
  border-radius: 10px;
  font-size: .875rem;
  line-height: 1.6;
}
.prose-doc blockquote p { margin: 0; font-size: .875rem; }

/* Default blockquote — info */
.prose-doc blockquote {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}
.prose-doc blockquote p { color: #1d4ed8; }

/* Warning — starts with ⚠️ */
.prose-doc blockquote.warn {
  background: #fffbeb;
  border-color: #fde68a;
  color: #92400e;
}
.prose-doc blockquote.warn p { color: #92400e; }

/* Tip — starts with 💡 */
.prose-doc blockquote.tip {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}
.prose-doc blockquote.tip p { color: #166534; }

/* ── Horizontal rule ── */
.prose-doc hr {
  border: none;
  border-top: 1px solid #f1f5f9;
  margin: 24px 0;
}

/* ── Copy button on code blocks ── */
.copy-btn {
  position: absolute;
  top: 10px;
  right: 12px;
  background: #334155;
  border: 1px solid #475569;
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  color: #94a3b8;
  cursor: pointer;
  transition: all .15s;
  user-select: none;
  line-height: 1.4;
}
.copy-btn:hover  { color: #f1f5f9; border-color: #64748b; }
.copy-btn.copied { color: #4ade80; border-color: #4ade80; }

/* ══════════════════════════════════════
   LANDING PAGE — 0_home.md
   ══════════════════════════════════════ */

/* Hero section */
.hero {
  text-align: center;
  padding: 56px 0 48px;
  border-bottom: 1px solid #f1f5f9;
  margin-bottom: 48px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  padding: 5px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 24px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #2563eb;
  display: inline-block;
}
.hero h1 {
  font-size: 3rem !important;
  font-weight: 800 !important;
  letter-spacing: -.04em !important;
  line-height: 1.1 !important;
  margin-bottom: 16px !important;
  background: linear-gradient(135deg, #0f172a 0%, #1e40af 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.05rem;
  color: #64748b;
  max-width: 480px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.hero-sub strong { color: #1e293b; -webkit-text-fill-color: #1e293b; }

/* Buttons */
.btn-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}
.btn-primary-lp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #2563eb;
  color: #fff !important;
  font-weight: 700;
  font-size: 13px;
  padding: 11px 22px;
  border-radius: 10px;
  text-decoration: none !important;
  transition: all .2s;
  border: 1.5px solid #2563eb;
  -webkit-text-fill-color: #fff;
}
.btn-primary-lp:hover {
  background: #1d4ed8;
  border-color: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(37,99,235,.25);
}
.btn-secondary-lp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: #334155 !important;
  font-weight: 700;
  font-size: 13px;
  padding: 11px 22px;
  border-radius: 10px;
  text-decoration: none !important;
  transition: all .2s;
  border: 1.5px solid #e2e8f0;
  -webkit-text-fill-color: #334155;
}
.btn-secondary-lp:hover {
  border-color: #94a3b8;
  background: #f8fafc;
  transform: translateY(-1px);
}

/* Stats strip */
.stats-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  background: #f8fafc;
  border: 1px solid #f1f5f9;
  border-radius: 14px;
  overflow: hidden;
  max-width: 560px;
  margin: 0 auto;
}
.stat-item {
  flex: 1;
  min-width: 100px;
  padding: 16px 20px;
  text-align: center;
  border-right: 1px solid #f1f5f9;
}
.stat-item:last-child { border-right: none; }
.stat-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.3rem;
  font-weight: 800;
  color: #2563eb;
  display: block;
  line-height: 1;
}
.stat-lbl {
  font-size: 10px;
  color: #94a3b8;
  margin-top: 4px;
  display: block;
}

/* Section label */
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: #94a3b8;
  margin-bottom: 16px;
  margin-top: 48px;
}

/* Feature cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}
.feature-card {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 12px;
  padding: 18px;
  transition: border-color .15s, box-shadow .15s;
}
.feature-card:hover {
  border-color: #bfdbfe;
  box-shadow: 0 2px 12px rgba(37,99,235,.06);
}
.fc-icon { font-size: 1.4rem; margin-bottom: 10px; display: block; }
.fc-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 6px;
  display: block;
}
.fc-desc { font-size: 12px; color: #64748b; line-height: 1.6; }

/* For section */
.for-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.for-card {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 12px;
  padding: 18px;
  transition: border-color .15s;
}
.for-card:hover { border-color: #bfdbfe; }
.for-icon { font-size: 1.6rem; margin-bottom: 8px; display: block; }
.for-who {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 4px;
  display: block;
}
.for-desc { font-size: 12px; color: #64748b; line-height: 1.55; }

/* Landing page footer */
.lp-footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid #f1f5f9;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.lp-footer-copy {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: #cbd5e1;
}
.lp-footer-links { display: flex; gap: 16px; }
.lp-footer-links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: #94a3b8 !important;
  text-decoration: none !important;
  -webkit-text-fill-color: #94a3b8;
}
.lp-footer-links a:hover { color: #2563eb !important; -webkit-text-fill-color: #2563eb; }