/* === Fund Your Internet — Component Styles === */

/* --- Homepage hero --- */

.hero {
  padding: var(--space-xl) 0 var(--space-lg);
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.hero p {
  font-size: 1.1rem;
  max-width: 36rem;
}

.hero .steps {
  margin: var(--space-md) 0 var(--space-lg);
}

.hero .steps li {
  margin-bottom: var(--space-xs);
}

.hero .reframe {
  font-size: 1.05rem;
  color: var(--colour-muted);
  border-left: 3px solid var(--colour-border);
  padding-left: var(--space-md);
  margin: var(--space-lg) 0;
  max-width: 36rem;
}

/* --- Woven section: homepage teasers --- */

.woven {
  padding: var(--space-lg) 0 var(--space-xl);
}

.woven-heading {
  font-size: 1.1rem;
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--colour-muted);
  margin-bottom: var(--space-lg);
}

.strand {
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  border-left: 3px solid var(--colour-branch-border);
  border-radius: 0 6px 6px 0;
  background: var(--colour-subtle);
}

.strand--old-way {
  border-left-color: var(--colour-feeds);
  background: var(--colour-feeds-light);
}

.strand--new-way {
  border-left-color: var(--colour-movement);
  background: var(--colour-movement-light);
}

.strand--evidence {
  border-left-color: var(--colour-evidence);
  background: var(--colour-evidence-light);
}

.strand-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-xs);
}

.strand--old-way .strand-label {
  color: var(--colour-feeds);
}

.strand--new-way .strand-label {
  color: var(--colour-movement);
}

.strand--evidence .strand-label {
  color: var(--colour-evidence);
}

.strand h2 {
  font-size: 1.3rem;
  margin-top: 0;
  margin-bottom: var(--space-xs);
}

.strand p {
  color: var(--colour-muted);
  margin-bottom: var(--space-xs);
}

.strand .read-more {
  font-size: 0.9rem;
  font-weight: 500;
}

.strand--old-way .read-more {
  color: var(--colour-feeds);
}

.strand--new-way .read-more {
  color: var(--colour-movement);
}

.strand--evidence .read-more {
  color: var(--colour-evidence);
}

/* --- Page table of contents --- */

.page-toc {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.toc-card {
  display: block;
  padding: var(--space-md);
  border: 1px solid var(--colour-branch-border, var(--colour-border));
  border-radius: 6px;
  text-decoration: none;
  color: var(--colour-text);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.toc-card:visited { color: var(--colour-text); }

.toc-card:hover {
  background: var(--colour-branch-light, var(--colour-subtle));
  border-color: var(--colour-branch, var(--colour-border));
}

.toc-card:focus-visible {
  outline: 2px solid var(--colour-link);
  outline-offset: 2px;
}

.toc-card-icon {
  display: block;
  font-size: 1.5rem;
  color: var(--colour-branch, var(--colour-muted));
  margin-bottom: var(--space-xs);
}

.toc-card-title {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.toc-card-desc {
  display: block;
  font-size: 0.9rem;
  color: var(--colour-muted);
}

/* --- Section content headings with icons --- */

.section-page h2 .section-icon {
  color: var(--colour-branch, var(--colour-muted));
  vertical-align: -0.1em;
  margin-right: 0.2em;
}

/* --- Section pages --- */

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

.section-page h1 {
  margin-bottom: var(--space-md);
  color: var(--colour-branch);
}

.section-page--old-way { --colour-branch: var(--colour-feeds); --colour-branch-light: var(--colour-feeds-light); --colour-branch-border: var(--colour-feeds-border); }
.section-page--new-way { --colour-branch: var(--colour-movement); --colour-branch-light: var(--colour-movement-light); --colour-branch-border: var(--colour-movement-border); }
.section-page--evidence { --colour-branch: var(--colour-evidence); --colour-branch-light: var(--colour-evidence-light); --colour-branch-border: var(--colour-evidence-border); }

.section-nav {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--colour-branch-border);
}

.back-link {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--colour-branch-border);
  font-size: 0.9rem;
}

/* --- Sidenotes (Tufte-style) --- */

.sidenote {
  font-size: 0.85rem;
  color: var(--colour-muted);
  line-height: 1.4;
  border-top: 1px solid var(--colour-branch-border);
  padding-top: var(--space-xs);
  margin: var(--space-sm) 0;
}

.sidenote a {
  color: var(--colour-branch);
}

/* --- Contextual bridges --- */

.bridges {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--colour-border);
}

.bridges-heading {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--colour-muted);
  margin-bottom: var(--space-md);
}

.bridge {
  display: block;
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
  border-left: 3px solid var(--colour-border);
  text-decoration: none;
  color: var(--colour-text);
  transition: background-color 0.15s ease;
}

.bridge:visited {
  color: var(--colour-text);
}

.bridge--old-way { border-left-color: var(--colour-feeds); }
.bridge--new-way { border-left-color: var(--colour-movement); }
.bridge--evidence { border-left-color: var(--colour-evidence); }

.bridge--old-way:hover { background-color: var(--colour-feeds-light); }
.bridge--new-way:hover { background-color: var(--colour-movement-light); }
.bridge--evidence:hover { background-color: var(--colour-evidence-light); }

.bridge:focus-visible {
  outline: 2px solid var(--colour-link);
  outline-offset: 2px;
}

.bridge-section {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.25rem;
}

.bridge--old-way .bridge-section { color: var(--colour-feeds); }
.bridge--new-way .bridge-section { color: var(--colour-movement); }
.bridge--evidence .bridge-section { color: var(--colour-evidence); }

.bridge-prompt {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  display: block;
}

/* --- Inline citations --- */

.cite {
  font-style: normal;
  font-size: 0.85em;
  white-space: nowrap;
}

.cite a {
  color: var(--colour-evidence);
  text-decoration: none;
  border-bottom: 1px dotted var(--colour-evidence-border);
}

.cite a:hover {
  border-bottom-style: solid;
}

.cite--missing {
  color: var(--colour-error, #c0392b);
}

/* --- Library (evidence base) --- */

.library-topic {
  margin-bottom: var(--space-xl);
}

.library-topic h2 {
  font-size: 1.2rem;
  color: var(--colour-evidence);
  padding-bottom: var(--space-xs);
  margin-bottom: var(--space-sm);
  border-bottom: 2px solid var(--colour-evidence-border);
}

.library-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-sm);
}

.library-entry {
  padding: var(--space-md);
  background: var(--colour-subtle);
  border-radius: 6px;
  border-left: 3px solid var(--colour-evidence-border);
}

.library-entry--recommended {
  background: var(--colour-evidence-light);
  border-left-color: var(--colour-evidence);
}

.library-entry-header {
  margin-bottom: var(--space-xs);
}

.library-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--colour-bg);
  background: var(--colour-evidence);
  padding: 0.15em 0.5em;
  border-radius: 3px;
  margin-right: var(--space-xs);
  vertical-align: middle;
}

.library-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--colour-text);
}

.library-meta {
  display: block;
  font-size: 0.85rem;
  color: var(--colour-muted);
  margin-top: 0.15rem;
}

.library-annotation {
  font-size: 0.9rem;
  color: var(--colour-muted);
  margin: 0;
}

/* --- Responsive components --- */

@media (min-width: 48em) {
  .hero h1 {
    font-size: 3rem;
  }

  .page-toc {
    grid-template-columns: 1fr 1fr;
  }

  /* Sidenotes float into the margin on wide screens */
  .has-sidenotes .container {
    max-width: var(--max-width-wide);
    display: grid;
    grid-template-columns: 1fr 14rem;
    gap: var(--space-lg);
  }

  .has-sidenotes .container > article {
    max-width: var(--max-width);
  }

  .sidenote {
    float: right;
    clear: right;
    width: 14rem;
    margin-right: -17rem;
    margin-top: 0;
    margin-bottom: var(--space-sm);
  }
}