/* ============================================================
   JCAN.us — Documentation Page Styles
   Extends style.css with docs-specific layouts
   ============================================================ */

/* --- Docs Layout --- */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 80px;
  min-height: 100vh;
}

/* --- Sidebar --- */
.docs-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
  max-height: calc(100vh - var(--nav-height) - 48px);
  overflow-y: auto;
  padding-right: 16px;
}

.docs-sidebar::-webkit-scrollbar { width: 3px; }
.docs-sidebar::-webkit-scrollbar-track { background: transparent; }
.docs-sidebar::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 2px; }

.sidebar-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-green);
}

.sidebar-nav {
  list-style: none;
}

.sidebar-section {
  margin-bottom: 24px;
}

.sidebar-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
  padding-left: 12px;
}

.sidebar-link {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 4px 4px 0;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
  text-decoration: none;
  line-height: 1.4;
}

.sidebar-link:hover {
  color: var(--green);
  background: var(--green-faint);
  border-left-color: var(--green-dim);
}

.sidebar-link.active {
  color: var(--green);
  background: var(--green-faint);
  border-left-color: var(--green);
}

/* --- Docs Content --- */
.docs-content {
  max-width: 800px;
  min-width: 0;
}

.docs-hero {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.docs-hero .hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--green);
  border: 1px solid var(--border-green);
  padding: 6px 20px;
  border-radius: 2px;
  margin-bottom: 16px;
  background: var(--green-faint);
}

.docs-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--text-primary);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.docs-hero p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
}

/* --- Section Headings --- */
.docs-section {
  margin-bottom: 56px;
  scroll-margin-top: calc(var(--nav-height) + 24px);
}

.docs-section h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  color: var(--text-primary);
  letter-spacing: 2px;
  margin-bottom: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.docs-section h2 .section-number {
  color: var(--green);
  opacity: 0.5;
  margin-right: 8px;
}

.docs-section h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--green);
  letter-spacing: 1px;
  margin-top: 32px;
  margin-bottom: 12px;
}

.docs-section h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin-top: 24px;
  margin-bottom: 8px;
}

.docs-section p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.docs-section ul,
.docs-section ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.docs-section li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 6px;
}

.docs-section li::marker {
  color: var(--green);
}

/* --- Code Blocks --- */
.code-block {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin: 16px 0 24px;
  overflow: hidden;
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.code-block-lang {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
}

.code-copy-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-dim);
  background: none;
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 3px 10px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.code-copy-btn:hover {
  color: var(--green);
  border-color: var(--border-green);
}

.code-copy-btn.copied {
  color: var(--green);
  border-color: var(--green);
}

.code-block pre {
  padding: 16px;
  overflow-x: auto;
  margin: 0;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--green);
  white-space: pre;
}

.code-block code .comment { color: var(--text-dim); }
.code-block code .string { color: #66BBFF; }
.code-block code .keyword { color: #FF8800; }
.code-block code .url { color: #FFAA00; }

/* --- Inline Code --- */
.docs-section code:not(.code-block code) {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 3px;
  color: var(--green);
}

/* --- Tables --- */
.docs-table-wrap {
  overflow-x: auto;
  margin: 16px 0 24px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.docs-table thead {
  background: var(--bg-elevated);
}

.docs-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.docs-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.docs-table tr:last-child td {
  border-bottom: none;
}

.docs-table tr:hover td {
  background: var(--green-faint);
}

.docs-table td code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 2px;
  color: var(--green);
  white-space: nowrap;
}

/* --- Info boxes --- */
.info-box {
  padding: 16px 20px;
  border-radius: 6px;
  margin: 16px 0 24px;
  font-size: 14px;
  line-height: 1.7;
  border-left: 3px solid;
}

.info-box.note {
  background: var(--green-faint);
  border-left-color: var(--green);
  color: var(--text-secondary);
}

.info-box.warning {
  background: rgba(255, 136, 0, 0.06);
  border-left-color: #FF8800;
  color: var(--text-secondary);
}

.info-box strong {
  color: var(--text-primary);
}

/* --- Requirements Grid --- */
.requirements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 16px 0 24px;
}

.requirement-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  transition: border-color 0.3s;
}

.requirement-card:hover {
  border-color: var(--border-green);
}

.requirement-card h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  color: var(--green);
  letter-spacing: 1px;
  margin: 0 0 8px;
}

.requirement-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.requirement-card li {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  padding: 3px 0;
  padding-left: 16px;
  position: relative;
}

.requirement-card li::before {
  content: '\25B8';
  position: absolute;
  left: 0;
  color: var(--green);
  opacity: 0.6;
}

/* --- Steps --- */
.steps {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
  margin: 16px 0 24px;
}

.steps li {
  counter-increment: step-counter;
  position: relative;
  padding-left: 48px;
  padding-bottom: 20px;
  border-left: 1px solid var(--border);
  margin-left: 16px;
}

.steps li:last-child {
  border-left: none;
  padding-bottom: 0;
}

.steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: -13px;
  top: 0;
  width: 26px;
  height: 26px;
  background: var(--bg-primary);
  border: 2px solid var(--green);
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.steps li strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

/* --- Mobile Sidebar --- */
.docs-mobile-nav {
  display: none;
  margin-bottom: 24px;
}

.docs-mobile-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.docs-mobile-toggle:hover {
  border-color: var(--border-green);
}

.docs-mobile-toggle svg {
  width: 16px;
  height: 16px;
  color: var(--green);
  transition: transform 0.3s;
}

.docs-mobile-toggle.open svg {
  transform: rotate(180deg);
}

.docs-mobile-menu {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  padding: 16px;
  max-height: 50vh;
  overflow-y: auto;
}

.docs-mobile-menu.open {
  display: block;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .docs-layout {
    grid-template-columns: 220px 1fr;
    gap: 32px;
  }

  .requirements-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .docs-layout {
    grid-template-columns: 1fr;
    padding-top: calc(var(--nav-height) + 20px);
  }

  .docs-sidebar {
    display: none;
  }

  .docs-mobile-nav {
    display: block;
  }

  .requirements-grid {
    grid-template-columns: 1fr;
  }

  .docs-table {
    font-size: 12px;
  }

  .docs-table th,
  .docs-table td {
    padding: 8px 10px;
  }

  .code-block pre {
    padding: 12px;
  }

  .code-block code {
    font-size: 12px;
  }
}