/* ═══════════════════════════════════════════════════════════
   Whittle Protocol — Docs Page Styles
   ═══════════════════════════════════════════════════════════ */

/* ── Docs Hero ── */
.docs-hero {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
}
.docs-hero h1 { font-size: 2.8rem; margin-bottom: 16px; }
.docs-toc {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin-top: 32px;
}
.docs-toc a {
  padding: 8px 20px; border-radius: 999px; font-size: 0.85rem;
  font-weight: 500; border: 1px solid rgba(45,159,111,0.3);
  color: var(--text-secondary); transition: all 0.25s;
  text-decoration: none;
}
.docs-toc a:hover {
  background: rgba(45,159,111,0.12); color: var(--accent);
  border-color: var(--accent);
}

/* ── Docs Section ── */
.docs-section {
  padding: 80px 0; border-top: 1px solid var(--border);
}
.docs-section h2 {
  font-size: 2rem; margin-bottom: 32px;
  display: flex; align-items: center; gap: 16px;
}
.docs-num {
  font-size: 0.85rem; font-weight: 700; color: var(--accent);
  background: rgba(45,159,111,0.1); padding: 6px 14px;
  border-radius: 999px; font-family: 'JetBrains Mono', monospace;
}

/* ── Docs Blocks ── */
.docs-block {
  margin-bottom: 48px; max-width: 840px;
}
.docs-block h3 {
  font-size: 1.25rem; font-weight: 700; margin-bottom: 12px;
  color: var(--text-primary);
}
.docs-block h4 {
  font-size: 1rem; font-weight: 600; margin: 20px 0 10px;
  color: var(--text-primary);
}
.docs-block p {
  color: var(--text-secondary); line-height: 1.7;
  margin-bottom: 12px;
}
.docs-block a {
  color: var(--accent); text-decoration: none;
}
.docs-block a:hover { text-decoration: underline; }

.docs-intro {
  font-size: 1.1rem; color: var(--text-secondary);
  margin-bottom: 24px; max-width: 840px;
}

/* ── Paper Blockquote ── */
.docs-paper {
  background: rgba(45,159,111,0.06); border-left: 3px solid var(--accent);
  padding: 20px 24px; border-radius: 0 12px 12px 0;
  margin: 0 0 40px; max-width: 840px;
  font-style: normal; color: var(--text-primary);
}
.docs-paper strong { font-size: 1.05rem; }
.paper-venue {
  display: block; margin-top: 8px; font-size: 0.85rem;
  color: var(--text-secondary); font-style: italic;
}

/* ── Code Blocks ── */
.docs-code {
  background: rgba(15,18,25,0.8); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; overflow-x: auto;
  font-family: 'JetBrains Mono', monospace; font-size: 0.82rem;
  line-height: 1.6; color: #e0e0e0; margin: 12px 0 16px;
}
.docs-code code { background: none; padding: 0; font-size: inherit; }
.docs-mono { font-family: 'JetBrains Mono', monospace; }

/* ── Examples ── */
.docs-example {
  margin-bottom: 20px;
}
.example-label {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--accent);
  margin-bottom: 6px;
}

/* ── Formulas ── */
.docs-formula-group { margin: 16px 0 24px; }
.docs-formula {
  background: rgba(15,18,25,0.6); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 16px; margin-bottom: 8px;
}
.docs-formula code {
  font-family: 'JetBrains Mono', monospace; font-size: 0.88rem;
  color: #66BB6A;
}
.formula-label {
  display: block; font-size: 0.78rem; font-weight: 500;
  color: var(--text-secondary); margin-bottom: 4px;
}

/* ── Steps ── */
.docs-steps {
  list-style: decimal; padding-left: 24px;
  color: var(--text-secondary); line-height: 1.8;
}
.docs-steps li { margin-bottom: 8px; }
.docs-steps strong { color: var(--text-primary); }

/* ── Tables ── */
.docs-table {
  width: 100%; border-collapse: collapse; margin: 12px 0 20px;
  font-size: 0.88rem;
}
.docs-table th {
  text-align: left; padding: 10px 14px; font-weight: 600;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-secondary); border-bottom: 2px solid var(--border);
  background: rgba(15,18,25,0.5);
}
.docs-table td {
  padding: 10px 14px; border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}
.docs-table code {
  font-size: 0.82rem; background: rgba(45,159,111,0.08);
  padding: 2px 6px; border-radius: 4px;
}
.docs-table-scroll { overflow-x: auto; }
.docs-narrow { max-width: 500px; }
td.validated { color: var(--accent); font-weight: 700; }

/* ── Diagram ── */
.docs-diagram {
  margin: 16px 0; text-align: center;
}
.docs-diagram .docs-code {
  display: inline-block; text-align: left;
  font-size: 0.9rem; color: var(--accent);
}

/* ── Endpoints ── */
.docs-endpoint {
  background: rgba(15,18,25,0.5); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px 32px; margin-bottom: 28px;
}
.ep-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px; flex-wrap: wrap;
}
.ep-method {
  font-family: 'JetBrains Mono', monospace; font-weight: 700;
  font-size: 0.75rem; padding: 4px 10px; border-radius: 6px;
  text-transform: uppercase;
}
.ep-method.post { background: rgba(66,165,245,0.15); color: #42A5F5; }
.ep-method.get { background: rgba(102,187,106,0.15); color: #66BB6A; }
.ep-path {
  font-family: 'JetBrains Mono', monospace; font-size: 1rem;
  font-weight: 600; color: var(--text-primary);
}
.ep-badge {
  font-size: 0.7rem; font-weight: 600; padding: 3px 8px;
  border-radius: 999px; background: rgba(255,183,77,0.15);
  color: #FFB74D; text-transform: uppercase; letter-spacing: 0.05em;
}
.docs-endpoint p {
  color: var(--text-secondary); margin-bottom: 16px; line-height: 1.6;
}
.docs-endpoint h4 {
  font-size: 0.9rem; font-weight: 700; margin: 20px 0 8px;
  color: var(--text-primary);
}

/* ── Footnote ── */
.docs-footnote {
  font-size: 0.82rem; color: var(--text-secondary);
  margin-top: 16px; font-style: italic;
}

/* ── Engine Table specifics ── */
.docs-engines td:first-child {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600; color: var(--accent);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .docs-hero h1 { font-size: 2rem; }
  .docs-section h2 { font-size: 1.5rem; }
  .docs-endpoint { padding: 20px; }
  .docs-toc { gap: 8px; }
  .docs-toc a { padding: 6px 14px; font-size: 0.8rem; }
}