/*
  Global stylesheet — single source of truth for the site.

  Structure:
    1) Reset and base
    2) Design tokens (:root) — palette and typography are owned by the
       `brand-guidelines` skill. Spacing, radii, shadows, motion, and layout
       tokens are owned here.
    3) Layout primitives
    4) Components (site-wide reusable primitives only — page-specific
       styles live with their page builds, not here)
    5) Help Centre components
    6) Utilities
*/

/* ===== 1) Reset and base ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ===== 2) Design tokens ===== */
:root {
  /* Palette — HubPeople brand */
  --color-bg: #f8fafb;
  --color-surface: #ffffff;
  --color-surface-soft: #edf4f6;
  --color-text: #1a2b30;
  --color-text-soft: #5f7680;
  --color-primary: #5b9fa8;       /* HubPeople teal  */
  --color-primary-dark: #4a8891;
  --color-primary-light: #e8f4f6;
  --color-accent: #e05858;        /* HubPeople red   */
  --color-accent-dark: #c84444;
  --color-focus: #5b9fa8;

  /* Typography */
  --font-heading: "DM Sans", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-body: "DM Sans", "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Radii */
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(60, 64, 67, 0.10);
  --shadow-md: 0 4px 14px rgba(17, 24, 39, 0.07);
  --shadow-lg: 0 12px 32px rgba(17, 24, 39, 0.10);

  /* Motion */
  --transition-fast: 180ms ease;
  --transition-base: 260ms ease;

  /* Layout */
  --container-max: 96rem;
}

/* ===== 3) Layout primitives ===== */
.container {
  width: min(100% - 2rem, var(--container-max));
  margin-inline: auto;
}

.section {
  padding: var(--space-10) 0;
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-2 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(1, minmax(0, 1fr)); }

@media (min-width: 600px) {
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ===== 4) Components ===== */

/* Site header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-surface);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}

.site-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) 0;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

.logo-img {
  display: block;
  height: 36px;
  width: auto;
}

.site-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
}

.site-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* CMS-rendered menus */
.canvas-navigation-menu {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
}

.canvas-navigation-menu > li { margin: 0; }

.canvas-navigation-menu a {
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.canvas-navigation-menu a:hover,
.canvas-navigation-menu a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.canvas-footer-menu {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
}

.canvas-footer-menu > li { margin: 0; }

.canvas-footer-menu a {
  color: var(--color-text-soft);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.canvas-footer-menu a:hover,
.canvas-footer-menu a:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) 0 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover { text-decoration: underline; }

.breadcrumb-separator {
  color: var(--color-text-soft);
  opacity: 0.5;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-pill);
  min-height: 2.75rem;
  padding: 0.78rem 1.4rem;
  font-size: 0.98rem;
  line-height: 1;
  letter-spacing: 0.01em;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline-offset: 3px; }

.btn[disabled],
.btn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
  pointer-events: none;
  box-shadow: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--color-accent) 28%, transparent);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--color-accent) 38%, transparent);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid color-mix(in srgb, var(--color-text) 16%, transparent);
}

.btn-secondary:hover {
  background: var(--color-surface-soft);
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
}

.btn-ghost:hover {
  background: var(--color-primary-light);
}

.btn-sm {
  min-height: 2.1rem;
  padding: 0.48rem 0.95rem;
  font-size: 0.875rem;
}

.btn-lg {
  min-height: 3rem;
  padding: 0.9rem 1.7rem;
  font-size: 1.04rem;
}

.btn-block { width: 100%; }

/* Card */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid color-mix(in srgb, var(--color-text) 6%, transparent);
  padding: var(--space-5);
}

.card-title { margin: 0 0 var(--space-2); font-size: 1.08rem; }
.card-text  { margin: 0; color: var(--color-text-soft); }

/* Chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid color-mix(in srgb, var(--color-primary) 25%, transparent);
}

.chip-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* Site footer */
.site-footer {
  padding: var(--space-10) 0;
  color: var(--color-text-soft);
  font-size: 0.875rem;
  border-top: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
  margin-top: var(--space-12);
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy { margin: 0; }

.footer-right { display: inline-flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.footer-link {
  color: var(--color-text-soft);
  text-decoration: none;
  font-size: 0.875rem;
}
.footer-link:hover { color: var(--color-text); text-decoration: underline; }

/* ===== 5) Help Centre components ===== */

/* Help badge — "Help Center" pill next to logo */
.help-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* Header right actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Mobile header: prevent the badge and nav buttons from overlapping */
@media (max-width: 599px) {
  .site-header-row {
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  .help-badge {
    display: none;
  }
  .logo-img {
    height: 30px;
  }
  .header-actions {
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .header-actions .btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.8rem;
  }
}

/* Hero */
.help-hero {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)),
    var(--color-bg) 60%
  );
  padding: var(--space-12) 0 var(--space-10);
  text-align: center;
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 6%, transparent);
}

.help-hero-title {
  margin: 0 0 var(--space-3);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.help-hero-sub {
  margin: 0 0 var(--space-8);
  color: var(--color-text-soft);
  font-size: 1.05rem;
}

/* Search bar */
.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 540px;
  margin-inline: auto;
}

.search-icon {
  position: absolute;
  left: 1rem;
  color: var(--color-text-soft);
  display: flex;
  align-items: center;
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 0.85rem 3rem 0.85rem 2.75rem;
  border: 2px solid color-mix(in srgb, var(--color-text) 12%, transparent);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input::placeholder { color: var(--color-text-soft); }

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.search-clear {
  position: absolute;
  right: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--color-text-soft);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.search-clear:hover {
  background: var(--color-surface-soft);
  color: var(--color-text);
}

/* Help layout — sidebar + main */
.help-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding-top: var(--space-8);
  padding-bottom: var(--space-12);
  align-items: start;
}

@media (min-width: 900px) {
  .help-layout {
    grid-template-columns: 240px 1fr;
    gap: var(--space-12);
  }
}

/* TOC sidebar */
.toc-sidebar {
  display: none; /* hidden on mobile — filter pills handle nav */
}

@media (min-width: 900px) {
  .toc-sidebar {
    display: block;
    position: sticky;
    top: calc(64px + var(--space-6));
  }
}

.toc-heading {
  margin: 0 0 var(--space-3);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toc-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-soft);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.toc-link:hover {
  background: var(--color-surface-soft);
  color: var(--color-text);
}

.toc-link.active {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
}

.toc-icon { font-size: 1rem; line-height: 1; }

/* Mobile filter pills */
.filter-pills {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

@media (min-width: 900px) {
  .filter-pills { display: none; }
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 1rem;
  border: 1.5px solid color-mix(in srgb, var(--color-text) 14%, transparent);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-text-soft);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-pill.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

/* Guide main content */
.guide-main { min-width: 0; }

/* Guide section */
.guide-section {
  margin-bottom: var(--space-10);
  scroll-margin-top: 80px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-5);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}

.section-icon { font-size: 1.15rem; line-height: 1; }

/* Guide grid — auto-fit collapses empty tracks so a single card
   expands to fill the full row; 2 cards split evenly; 3+ form columns. */
.guide-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Guide card */
.guide-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid color-mix(in srgb, var(--color-text) 7%, transparent);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
  cursor: pointer;
  position: relative;
}

.guide-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
}

.guide-card-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.guide-card-body { flex: 1; }

.guide-card-cat {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-primary);
}

.guide-card-title {
  margin: 0 0 var(--space-2);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text);
}

.guide-card-title a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
}

.guide-card-title a:hover { color: var(--color-primary); }

.guide-card-desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-soft);
  line-height: 1.5;
}

.guide-card-arrow {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  color: var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.guide-card:hover .guide-card-arrow {
  opacity: 1;
  transform: translateX(3px);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  color: var(--color-text-soft);
}

.empty-icon { font-size: 2.5rem; display: block; margin-bottom: var(--space-4); }
.empty-title { margin: 0 0 var(--space-2); font-size: 1.1rem; font-weight: 600; color: var(--color-text); }
.empty-sub { margin: 0; font-size: 0.9rem; }

/* ── Guide wrapper page ───────────────────────────────────── */

.guide-page-main {
  max-width: 860px;
  padding-top: var(--space-6);
  padding-bottom: var(--space-12);
}

.guide-page-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 2px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}

.guide-page-cat {
  display: inline-block;
  margin-bottom: var(--space-3);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.guide-page-title {
  margin: 0 0 var(--space-3);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.guide-page-intro {
  margin: 0;
  font-size: 1.05rem;
  color: var(--color-text-soft);
  line-height: 1.65;
}

/* Embed block — the copy-paste unit */
.embed-block {
  margin-bottom: var(--space-10);
}

.embed-title {
  margin: 0 0 var(--space-2);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
}

.embed-desc {
  margin: 0 0 var(--space-4);
  font-size: 0.95rem;
  color: var(--color-text-soft);
}

/* Scribe iframe wrapper — aspect-ratio on the container, iframe fills it
   absolutely so there's no dimension conflict and no scrollbars. */
.scribe-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--color-surface);
  border: 1px solid color-mix(in srgb, var(--color-text) 7%, transparent);
}

.scribe-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Prerequisite block */
.prereq-block {
  background: color-mix(in srgb, var(--color-primary) 7%, var(--color-surface));
  border: 1.5px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-8);
}

.prereq-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.prereq-icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.prereq-label {
  margin: 0 0 var(--space-1);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
}

.prereq-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

.prereq-body {
  margin: 0 0 var(--space-5);
  color: var(--color-text-soft);
  line-height: 1.65;
}

.prereq-steps {
  margin: 0 0 var(--space-6);
  padding-left: 1.4rem;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.prereq-steps li {
  line-height: 1.55;
}

.prereq-download {
  gap: var(--space-2);
}

/* Coming soon tag — inline pill on a card description */
.coming-soon-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  color: var(--color-accent-dark);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  vertical-align: middle;
  margin-left: 0.3rem;
}

/* Coming soon card — slightly muted */
.guide-card--coming-soon {
  opacity: 0.75;
}

/* Coming soon full-page block */
.coming-soon-block {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  background: var(--color-surface-soft);
  border-radius: var(--radius-lg);
  border: 1px dashed color-mix(in srgb, var(--color-text) 15%, transparent);
  margin-bottom: var(--space-8);
}

.coming-soon-icon {
  font-size: 2.75rem;
  display: block;
  margin-bottom: var(--space-4);
}

.coming-soon-title {
  margin: 0 0 var(--space-2);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

.coming-soon-sub {
  margin: 0 0 var(--space-6);
  color: var(--color-text-soft);
  max-width: 40ch;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

/* Guide page footer nav */
.guide-page-footer {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}

/* ===== 6) Utilities ===== */
.text-center { text-align: center; }
.muted { color: var(--color-text-soft); }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ===== Shareable section/page links + per-guide section nav ===== */
.guide-page-main h2, .guide-page-main h3 { scroll-margin-top: 90px; }
.hp-anchor {
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.5em; height: 1.5em; margin-left: .35rem; vertical-align: middle;
  color: #9ca3af; background: none; border: none; padding: 0; cursor: pointer;
  border-radius: 6px; opacity: 0;
  transition: opacity .12s ease, color .12s ease, background .12s ease;
}
.hp-anchor svg { width: 1em; height: 1em; }
.guide-page-main h2:hover .hp-anchor, .guide-page-main h3:hover .hp-anchor,
.hp-anchor:focus-visible { opacity: 1; }
.hp-anchor:hover { color: var(--color-primary); background: var(--color-primary-light); }
@media (hover: none) { .hp-anchor { opacity: .55; } }
.hp-copy-page {
  display: inline-flex; align-items: center; gap: .4rem; margin-top: .9rem;
  font-size: .85rem; font-weight: 600; color: var(--color-primary-dark);
  background: var(--color-primary-light); border: 1px solid color-mix(in srgb, var(--color-primary) 35%, transparent);
  border-radius: 999px; padding: .4rem .85rem; cursor: pointer; transition: background .12s ease;
}
.hp-copy-page:hover { background: color-mix(in srgb, var(--color-primary) 22%, white); }
.hp-copy-page svg { width: 1em; height: 1em; }
.hp-toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(8px);
  background: #1f2a37; color: #fff; padding: .6rem 1rem; border-radius: 8px; font-size: .9rem;
  box-shadow: 0 4px 14px rgba(0,0,0,.18); opacity: 0; pointer-events: none;
  transition: opacity .18s ease, transform .18s ease; z-index: 60;
}
.hp-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toc-sub { padding-left: 1.6rem; font-size: .82rem; }