/* ═══════════════════════════════════════════════════════════════════════════
   HOMS WooCommerce Bundles — Documentation Styles
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Tokens ──────────────────────────────────────────────────────────────── */
:root {
  /* Brand */
  --primary: #005a4d;
  --primary-dark: #003d34;
  --primary-light: #e8f3f1;
  --primary-mid: #c2deda;

  /* Accent */
  --accent: #00a887;
  --accent-light: #d4f0ea;

  /* Neutrals */
  --ink: #0f1923;
  --ink-2: #2d3a45;
  --ink-3: #4d5e6b;
  --ink-4: #7a8e9b;
  --rule: #dde3e8;
  --rule-light: #eef1f4;
  --bg: #f8fafb;
  --surface: #ffffff;
  --surface-raised: #ffffff;

  /* Status */
  --success: #0a7c5c;
  --success-bg: #edf8f4;
  --warn: #b45309;
  --warn-bg: #fef9ec;
  --info: #1e5fa8;
  --info-bg: #eff5ff;
  --error: #c0392b;
  --error-bg: #fdf0ef;

  /* Code */
  --code-bg: #0f1923;
  --code-surface: #1a2633;
  --code-border: #253241;

  /* Layout */
  --sidebar-w: 256px;
  --header-h: 56px;
  --content-max: 760px;

  /* Type */
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-display: "Fraunces", Georgia, serif;
  --font-mono: "DM Mono", "Fira Code", monospace;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.2, 0.64, 1);
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: var(--primary);
  text-decoration: none;
}
a:hover {
  color: var(--primary-dark);
}
code,
pre {
  font-family: var(--font-mono);
}

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--rule);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--ink-4);
}

/* ══════════════════════════════════════════════════════════════ HEADER ════ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--rule);
  z-index: 900;
  transition: box-shadow 0.2s;
}
.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 24px;
  gap: 24px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 32px;
  height: 32px;
  background: transparent;
  color: white;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}
.brand-mark--sm {
  width: 24px;
  height: 24px;
  font-size: 13px;
  border-radius: 6px;
}
.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.brand-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.2px;
}
.brand-sub {
  font-size: 11px;
  color: var(--ink-4);
  line-height: 1;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-3);
  border-radius: 7px;
  transition:
    background 0.15s,
    color 0.15s;
}
.nav-link:hover {
  background: var(--bg);
  color: var(--ink);
}
.nav-link--external {
  color: var(--ink-4);
  font-size: 13px;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 999px;
  letter-spacing: 0.02em;
  font-family: var(--font-mono);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
  border-radius: 6px;
}
.mobile-menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink-2);
  border-radius: 2px;
  transition:
    transform 0.2s,
    opacity 0.2s;
}
.mobile-menu-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.mobile-menu-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ═══════════════════════════════════════════════════════════ LAYOUT ═══════ */
.layout {
  display: flex;
  min-height: 100vh;
  padding-top: var(--header-h);
}

/* ══════════════════════════════════════════════════════════ SIDEBAR ═══════ */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: 0;
  overflow-y: auto;
  border-right: 1px solid var(--rule);
  background: var(--surface);
  z-index: 800;
}

.sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 16px 0;
}

/* Search */
.sidebar-search {
  position: relative;
  padding: 0 14px 12px;
  border-bottom: 1px solid var(--rule-light);
  margin-bottom: 8px;
}
.sidebar-search svg {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-60%);
  color: var(--ink-4);
  pointer-events: none;
}
.sidebar-search input {
  width: 100%;
  padding: 8px 10px 8px 30px;
  font-size: 13px;
  font-family: var(--font-body);
  color: var(--ink-2);
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  outline: none;
  transition:
    border-color 0.15s,
    box-shadow 0.15s;
}
.sidebar-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 90, 77, 0.1);
}
.sidebar-search input::placeholder {
  color: var(--ink-4);
}

/* Nav */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 4px 10px;
}

.nav-group {
  margin-bottom: 20px;
}
.nav-group-label {
  display: block;
  padding: 0 8px 6px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  font-size: 13.5px;
  font-weight: 400;
  color: var(--ink-3);
  border-radius: 7px;
  transition:
    background 0.12s,
    color 0.12s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-item svg {
  flex-shrink: 0;
  opacity: 0.6;
}
.nav-item:hover {
  background: var(--bg);
  color: var(--ink);
}
.nav-item:hover svg {
  opacity: 1;
}
.nav-item.active {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 500;
}
.nav-item.active svg {
  opacity: 1;
  color: var(--primary);
}
.nav-item.search-hidden {
  display: none;
}

/* Sidebar footer */
.sidebar-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--rule-light);
  margin-top: auto;
}
.doc-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--ink-4);
}

/* ═══════════════════════════════════════════════════════════ CONTENT ═══════ */
.content {
  flex: 1;
  margin-left: var(--sidebar-w);
  min-width: 0;
}
.content-inner {
  max-width: calc(var(--content-max) + 96px);
  padding: 56px 48px 26px;
}

/* ═════════════════════════════════════════════════════════ DOC SECTIONS ════ */
.doc-section {
  padding-bottom: 72px;
  border-bottom: 1px solid var(--rule-light);
  margin-bottom: 72px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.doc-section:last-of-type {
  border-bottom: none;
}

.section-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.5px;
  line-height: 1.15;
  margin-bottom: 16px;
}
.doc-section > h2.section-title {
  font-size: 30px;
}

.section-lead {
  font-size: 16.5px;
  color: var(--ink-3);
  line-height: 1.7;
  max-width: 580px;
  margin-bottom: 40px;
}

.doc-section h2 {
  font-size: 21px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 48px;
  margin-bottom: 14px;
  letter-spacing: -0.2px;
}
.doc-section h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 36px;
  margin-bottom: 12px;
}
.doc-section h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 12px;
}
.doc-section p {
  margin-bottom: 14px;
  color: var(--ink-3);
}
.doc-section p + p {
  margin-top: 0;
}

/* Inline code */
code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--rule-light);
  padding: 1.5px 5px;
  border-radius: 4px;
  color: var(--primary-dark);
  border: 1px solid var(--rule);
}

/* ── Feature Grid ────────────────────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 32px 0 40px;
}
.feature-card {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 12px;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.feature-card:hover {
  border-color: var(--primary-mid);
  box-shadow: 0 4px 20px rgba(0, 90, 77, 0.06);
}
.feature-icon {
  width: 36px;
  height: 36px;
  background: var(--primary-light);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 12px;
}
.feature-card h3 {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
  margin-top: 0;
}
.feature-card p {
  font-size: 13px;
  color: var(--ink-4);
  margin: 0;
}

/* ── Requirements Table ──────────────────────────────────────────────────── */
.requirements-table {
  border: 1px solid var(--rule);
  border-radius: 10px;
  overflow: hidden;
  margin: 20px 0;
}
.req-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 11px 18px;
  font-size: 13.5px;
  border-bottom: 1px solid var(--rule-light);
  align-items: center;
}
.req-row:last-child {
  border-bottom: none;
}
.req-row--header {
  background: var(--bg);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-4);
}
.req-version {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
}
.req-version--min {
  background: var(--rule-light);
  color: var(--ink-3);
}
.req-version--rec {
  background: var(--success-bg);
  color: var(--success);
}

/* ── Step List ───────────────────────────────────────────────────────────── */
.step-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 20px 0;
  counter-reset: step;
}
.step-list li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule-light);
  position: relative;
}
.step-list li:last-child {
  border-bottom: none;
}
.step-list li::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 44px;
  bottom: -1px;
  width: 1px;
  background: var(--rule);
}
.step-list li:last-child::before {
  display: none;
}

.step-num {
  width: 44px;
  height: 44px;
  background: var(--surface);
  border: 2px solid var(--rule);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--ink-3);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition:
    border-color 0.2s,
    background 0.2s;
}
.step-list li:hover .step-num {
  border-color: var(--primary-mid);
  background: var(--primary-light);
  color: var(--primary);
}
.step-list strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
  margin-bottom: 4px;
}
.step-list p {
  font-size: 13.5px;
  margin: 0;
}

/* ── Callouts ────────────────────────────────────────────────────────────── */
.callout {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid;
  margin: 24px 0;
  font-size: 13.5px;
  line-height: 1.55;
}
.callout strong {
  display: block;
  margin-bottom: 3px;
}
.callout--info {
  background: var(--info-bg);
  border-color: #bcd5f5;
  color: var(--ink-2);
}
.callout--info .callout-icon {
  color: var(--info);
}
.callout--success {
  background: var(--success-bg);
  border-color: #9fd9c5;
  color: var(--ink-2);
}
.callout--success .callout-icon {
  color: var(--success);
}
.callout--warn {
  background: var(--warn-bg);
  border-color: #f5d18a;
  color: var(--ink-2);
}
.callout--warn .callout-icon {
  color: var(--warn);
}
.callout-icon {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Code Blocks ─────────────────────────────────────────────────────────── */
.code-block {
  border-radius: 10px;
  overflow: hidden;
  margin: 20px 0;
  border: 1px solid var(--code-border);
}
.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 16px;
  background: var(--code-surface);
  border-bottom: 1px solid var(--code-border);
  font-size: 11.5px;
  color: #6b8899;
  font-family: var(--font-mono);
}
.code-block pre {
  background: var(--code-bg);
  padding: 18px 20px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.7;
  color: #c9d8e4;
}
.code-block code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Syntax highlighting */
.code-block .c {
  color: #506070;
  font-style: italic;
} /* comment */
.code-block .str {
  color: #9ecfff;
} /* string */
.code-block .kw {
  color: #80d9b8;
} /* keyword */
.code-block .tag {
  color: #7fb8d4;
} /* tag */
.code-block .attr {
  color: #aad0ff;
} /* attribute */
.code-block .prop {
  color: #b0d8ff;
} /* property */
.code-block .val {
  color: #9ecfff;
} /* value */
.code-block .sel {
  color: #c6e5b0;
} /* selector */
.code-block .var {
  color: #f7b8a0;
} /* variable */

/* Copy button */
.copy-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 5px;
  color: #6b8899;
  font-size: 11.5px;
  font-family: var(--font-body);
  cursor: pointer;
  transition:
    background 0.15s,
    color 0.15s;
}
.copy-btn:hover {
  background: rgba(255, 255, 255, 0.13);
  color: #c9d8e4;
}
.copy-btn.copied {
  color: #80d9b8;
  border-color: rgba(128, 217, 184, 0.3);
}

/* ── Field Tables ────────────────────────────────────────────────────────── */
.field-table {
  border: 1px solid var(--rule);
  border-radius: 10px;
  overflow: hidden;
  margin: 20px 0;
}
.field-row {
  display: grid;
  grid-template-columns: 200px 130px 1fr;
  padding: 12px 18px;
  font-size: 13.5px;
  border-bottom: 1px solid var(--rule-light);
  align-items: start;
  gap: 12px;
}
.field-row:last-child {
  border-bottom: none;
}
.field-row--header {
  background: var(--bg);
  font-weight: 600;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-4);
  padding: 10px 18px;
}
.field-name {
  color: var(--ink);
  font-weight: 500;
}
.field-type {
  display: inline-block;
  font-size: 11.5px;
  background: var(--rule-light);
  color: var(--ink-3);
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  white-space: nowrap;
}

/* ── Example Block ───────────────────────────────────────────────────────── */
.example-block {
  border: 1px solid var(--rule);
  border-radius: 10px;
  overflow: hidden;
  margin: 20px 0;
}
.example-header {
  padding: 10px 18px;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-3);
}
.example-body {
  padding: 20px;
}

.flow-diagram {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.flow-node {
  padding: 14px 16px;
  background: var(--surface);
  border: 1.5px solid var(--rule);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}
.flow-node--unlocked {
  border-color: var(--accent);
  background: var(--accent-light);
}
.flow-options {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.flow-opt {
  padding: 4px 10px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 400;
  color: var(--ink-3);
}
.flow-opt--selected {
  background: var(--primary-light);
  border-color: var(--primary-mid);
  color: var(--primary-dark);
  font-weight: 600;
}
.flow-arrow {
  font-size: 12.5px;
  color: var(--ink-4);
  padding: 4px 0;
  white-space: nowrap;
}

/* ── Modal Anatomy ───────────────────────────────────────────────────────── */
.modal-anatomy {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}
.anatomy-item {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 10px;
}
.anatomy-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 8px;
}
.anatomy-item p {
  font-size: 13px;
  margin: 0;
}

/* ── Content List ────────────────────────────────────────────────────────── */
.content-list {
  padding-left: 20px;
  margin: 12px 0 16px;
}
.content-list li {
  font-size: 14px;
  color: var(--ink-3);
  margin-bottom: 7px;
  line-height: 1.55;
}
.content-list li::marker {
  color: var(--primary);
}
.content-list ol {
  list-style: decimal;
}

/* ── Settings Grid ───────────────────────────────────────────────────────── */
.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}
.settings-group {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 12px;
}
.settings-group h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule-light);
}
.setting-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--rule-light);
}
.setting-item:last-child {
  border-bottom: none;
}
.setting-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}
.setting-desc {
  font-size: 12px;
  color: var(--ink-4);
  line-height: 1.5;
}

/* ── Cart Preview ────────────────────────────────────────────────────────── */
.cart-preview {
  border: 1px solid var(--rule);
  border-radius: 10px;
  overflow: hidden;
  margin: 20px 0;
}
.cart-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: var(--surface);
}
.cart-thumb {
  width: 48px;
  height: 48px;
  background: var(--rule-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.cart-details {
  flex: 1;
}
.cart-details strong {
  display: block;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 6px;
}
.cart-meta {
  display: flex;
  gap: 6px;
  margin-bottom: 3px;
  align-items: center;
}
.meta-key {
  font-size: 12px;
  font-weight: 600;
  color: #a83d62;
  background: #fdf0f5;
  padding: 1px 8px;
  border-radius: 999px;
}
.meta-val {
  font-size: 12px;
  color: var(--ink-3);
}
.cart-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-left: auto;
  flex-shrink: 0;
}

/* ── Troubleshooting ─────────────────────────────────────────────────────── */
.trouble-item {
  border: 1px solid var(--rule);
  border-radius: 10px;
  overflow: hidden;
  margin: 12px 0;
}
.trouble-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface);
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
}
.trouble-header:hover {
  background: var(--bg);
}
.trouble-header strong {
  font-size: 14px;
  flex: 1;
  color: var(--ink);
}
.trouble-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}
.trouble-icon--error {
  background: var(--error-bg);
  color: var(--error);
}
.trouble-icon--warn {
  background: var(--warn-bg);
  color: var(--warn);
}
.trouble-icon--info {
  background: var(--info-bg);
  color: var(--info);
}

.collapse-arrow {
  flex-shrink: 0;
  color: var(--ink-4);
  transition: transform 0.2s;
}
.trouble-header.open .collapse-arrow {
  transform: rotate(180deg);
}

.trouble-body {
  padding: 16px 18px;
  font-size: 13.5px;
  color: var(--ink-3);
  border-top: 1px solid var(--rule-light);
  display: none;
}
.trouble-body.open {
  display: block;
}
.trouble-body p {
  margin-bottom: 10px;
}
.trouble-body p:last-child {
  margin-bottom: 0;
}
.trouble-body ol {
  padding-left: 20px;
}
.trouble-body ol li {
  margin-bottom: 6px;
  font-size: 13.5px;
  color: var(--ink-3);
}

/* ── Developer Hooks ─────────────────────────────────────────────────────── */
.hook-item {
  border: 1px solid var(--rule);
  border-radius: 12px;
  overflow: hidden;
  margin: 20px 0;
}
.hook-signature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
}
.hook-type {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
}
.hook-name {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  background: none;
  border: none;
  padding: 0;
}
.hook-item > p {
  padding: 12px 18px 4px;
  font-size: 13.5px;
  color: var(--ink-3);
  margin: 0;
}
.hook-item > .code-block {
  margin: 0;
  border-radius: 0;
  border: none;
  border-top: 1px solid var(--rule);
}
.hook-params {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 4px 18px 12px;
}
.param {
  font-size: 12.5px;
  color: var(--ink-4);
  font-family: var(--font-mono);
}
.param code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: #f7b8a0;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.doc-footer {
  border-top: 1px solid var(--rule-light);
  padding: 32px 0 0;
  margin-top: 16px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-3);
}
.footer-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--ink-4);
}

/* ═══════════════════════════════════════════════════════ RESPONSIVE ════════ */
@media (max-width: 1100px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .settings-grid {
    grid-template-columns: 1fr;
  }
  .modal-anatomy {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.28s var(--ease-out);
    z-index: 850;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .content {
    margin-left: 0;
  }
  .content-inner {
    padding: 40px 24px 64px;
  }
  .header-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .section-title {
    font-size: 28px;
  }
}

@media (max-width: 600px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .content-inner {
    padding: 32px 16px 56px;
  }
  .field-row {
    grid-template-columns: 1fr;
  }
  .req-row {
    grid-template-columns: 1fr 1fr 1fr;
    font-size: 12.5px;
  }
  .flow-diagram {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ═════════════════════════════════════════════════════════ UTILITIES ════════ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Sidebar overlay (mobile) */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 840;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.active {
  display: block;
}

/* ── Scroll progress bar ─────────────────────────────────────────────────── */
.scroll-progress {
  position: fixed;
  top: var(--header-h);
  left: 0;
  height: 2px;
  background: var(--primary);
  z-index: 901;
  transition: width 0.1s linear;
  pointer-events: none;
}