/* View Transitions — respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}

:root {
  color-scheme: light;
  --bg: #fafaf7;
  --paper: #ffffff;
  --ink: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --shopify: #008060;
  --shopify-soft: #e3f1ec;
  --accent: #2563eb;
  --accent-soft: #e0ecff;
  --pink: #ec4899;
  --pink-soft: #fde7f0;
  --warn: #d97706;
  --warn-soft: #fff4e0;
  --shadow-card: 0 8px 20px rgba(0, 0, 0, .05);
  --shadow-fab: 0 6px 18px rgba(0, 0, 0, .08);
  --shadow-modal: 0 20px 50px rgba(0, 0, 0, .15);
  --gradient-hero: linear-gradient(135deg, #e3f1ec 0%, #ffffff 55%, #fde7f0 100%);
  --gradient-category: linear-gradient(135deg, #e0ecff 0%, #ffffff 65%, #e3f1ec 100%);
}

/* Dark theme tokens — applied when [data-theme="dark"] is on <html>,
   either set explicitly via the toggle or inferred from
   prefers-color-scheme: dark when no explicit choice exists.
   See the inline FOUC-prevention script in Layout.astro <head>. */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1220;
  --paper: #131c2e;
  --ink: #e5e7eb;
  --muted: #94a3b8;
  --line: #1f2a3d;
  --shopify: #2cc59b;
  --shopify-soft: #0e2c25;
  --accent: #7aa7ff;
  --accent-soft: #15233f;
  --pink: #f472b6;
  --pink-soft: #3b1c2d;
  --warn: #fbbf24;
  --warn-soft: #382a08;
  --shadow-card: 0 8px 20px rgba(0, 0, 0, .35);
  --shadow-fab: 0 6px 18px rgba(0, 0, 0, .45);
  --shadow-modal: 0 20px 50px rgba(0, 0, 0, .55);
  --gradient-hero: linear-gradient(135deg, #0e2c25 0%, #131c2e 55%, #3b1c2d 100%);
  --gradient-category: linear-gradient(135deg, #15233f 0%, #131c2e 65%, #0e2c25 100%);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.75 -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 32px 24px 96px; }

/* Reading progress bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--shopify);
  transform-origin: left center;
  transform: scaleX(0);
  z-index: 60;
  pointer-events: none;
  transition: transform .08s linear;
}
@media (prefers-reduced-motion: reduce) {
  .reading-progress { transition: none; }
}

/* Sticky topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 85%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0;
  color: var(--ink);
}
.topbar-mark {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--shopify);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.topbar-brand:hover .topbar-name { color: var(--shopify); }
.topbar-nav {
  display: flex;
  gap: 18px;
  font-size: 13px;
  color: var(--muted);
}
.topbar-nav a { transition: color .15s ease; }
.topbar-nav a:hover { color: var(--shopify); }

.topbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.topbar-search-trigger {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.topbar-search-trigger:hover {
  border-color: var(--shopify);
  color: var(--shopify);
}
.topbar-search-trigger svg { flex-shrink: 0; }
.topbar-search-kbd {
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--shopify-soft);
  color: var(--shopify);
  border: 1px solid rgba(0, 128, 96, .2);
}

.theme-toggle {
  appearance: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 6px;
  border-radius: 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color .15s ease, color .15s ease;
}
.theme-toggle:hover { border-color: var(--shopify); color: var(--shopify); }
.theme-toggle .theme-icon-sun,
.theme-toggle .theme-icon-moon,
.theme-toggle .theme-icon-system { display: none; }
.theme-toggle[data-mode="light"] .theme-icon-sun { display: inline; }
.theme-toggle[data-mode="dark"] .theme-icon-moon { display: inline; }
.theme-toggle[data-mode="system"] .theme-icon-system { display: inline; }
/* default before JS runs: show system icon */
.theme-toggle:not([data-mode]) .theme-icon-system { display: inline; }

.topbar-toggle {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 8px;
  margin: -8px;
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}
.topbar-toggle:hover { color: var(--shopify); }
.topbar-toggle .icon-x { display: none; }
.topbar[data-menu-open="true"] .topbar-toggle .icon-bars { display: none; }
.topbar[data-menu-open="true"] .topbar-toggle .icon-x { display: inline; }

/* visually hidden — keep accessible to screen readers and Pagefind */
.visually-hidden {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  white-space: nowrap;
}

/* Search modal */
.search-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: start center;
  padding: 80px 20px 20px;
}
.search-modal[hidden] { display: none; }
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.search-modal-panel {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  max-height: 80vh;
  overflow: auto;
  box-shadow: var(--shadow-modal);
}
.search-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 1;
}
.search-modal-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .02em;
}
.search-modal-close {
  appearance: none;
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--muted);
  cursor: pointer;
}
.search-modal-close:hover { color: var(--shopify); border-color: var(--shopify); }
#pagefind-container { padding: 14px 18px 18px; }

/* Pagefind UI overrides */
#pagefind-container .pagefind-ui {
  --pagefind-ui-primary: var(--shopify);
  --pagefind-ui-text: var(--ink);
  --pagefind-ui-background: var(--paper);
  --pagefind-ui-border: var(--line);
  --pagefind-ui-tag: var(--shopify-soft);
  --pagefind-ui-border-width: 1px;
  --pagefind-ui-border-radius: 10px;
  --pagefind-ui-font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", sans-serif;
}

/* Scroll-to-top FAB */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 40;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--shopify);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-fab);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.scroll-top:hover {
  border-color: var(--shopify);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--shopify) 25%, transparent);
}
.scroll-top:active { transform: scale(0.94); }
.scroll-top[hidden] { display: none; }
@media (prefers-reduced-motion: reduce) {
  .scroll-top { transition: none; }
}

.hero {
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--line);
  padding: 28px 24px 26px;
  text-align: center;
}
.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--shopify);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  box-shadow: 0 3px 10px rgba(0, 128, 96, 0.18);
  letter-spacing: 0;
}
.hero h1 {
  margin: 0 0 6px;
  font-size: 26px;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ink);
}
.hero-sub {
  margin: 0 auto;
  max-width: 560px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}
.hero-sub strong {
  color: var(--ink);
  font-weight: 600;
}

.filters {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all .15s ease;
}
.filter-btn:hover { border-color: var(--shopify); color: var(--shopify); }
.filter-btn[aria-pressed="true"] {
  background: var(--shopify);
  border-color: var(--shopify);
  color: #fff;
}
.filter-btn .count {
  margin-left: 6px;
  font-size: 11px;
  opacity: .75;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 22px 18px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
  border-color: var(--shopify);
}
.card:hover h2 a.card-link { color: var(--shopify); }
.card:focus-within {
  border-color: var(--shopify);
  outline: 2px solid rgba(0, 128, 96, 0.25);
  outline-offset: 2px;
}
/* Whole-card click target via stretched link */
.card h2 a.card-link {
  color: inherit;
  transition: color .15s ease;
}
.card h2 a.card-link::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}
.card h2 a.card-link:focus-visible { outline: none; }
.card .meta {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .02em;
}
.tag-changelog { background: var(--shopify-soft); color: var(--shopify); }
.tag-developer { background: var(--accent-soft); color: var(--accent); }
.card h2 {
  font-size: 16px;
  line-height: 1.5;
  margin: 0 0 10px;
  font-weight: 700;
}
.card p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  flex: 1;
}
.card .links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}
.card .links .card-cta {
  color: var(--shopify);
  font-weight: 600;
}
.card .links a.source {
  color: var(--muted);
  font-weight: 400;
  /* Sit above the stretched ::before so the external link stays clickable */
  position: relative;
  z-index: 2;
  padding: 4px 6px;
  margin: -4px -6px;
  border-radius: 6px;
}
.card .links a.source:hover {
  color: var(--shopify);
  background: var(--shopify-soft);
}

.empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--muted);
  font-size: 14px;
}

.load-more-wrap {
  margin: 28px 0 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}
.load-more {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease, transform .15s ease;
}
.load-more:hover {
  border-color: var(--shopify);
  color: var(--shopify);
  background: var(--shopify-soft);
}
.load-more:active { transform: scale(0.97); }
.load-more-counter {
  font-size: 11px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.faq {
  max-width: 720px;
  margin: 80px auto 0;
}
.faq h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 24px;
  text-align: center;
  letter-spacing: .01em;
}
.faq details {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 10px;
  transition: border-color .15s ease;
}
.faq details[open] {
  border-color: rgba(0, 128, 96, 0.25);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  color: var(--ink);
  user-select: none;
}
.faq summary:hover { color: var(--shopify); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 22px;
  color: var(--muted);
  font-weight: 400;
  line-height: 1;
  flex-shrink: 0;
  transition: transform .2s ease, color .15s ease;
}
.faq details[open] summary::after {
  content: "−";
  color: var(--shopify);
}
.faq details[open] summary { border-bottom: 1px solid var(--line); }
.faq .answer {
  padding: 16px 20px 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}
.faq .answer strong { color: var(--ink); font-weight: 600; }
.faq .answer a { color: var(--shopify); font-weight: 600; }
.faq .answer a:hover { text-decoration: underline; }

footer.trademark {
  border-top: 1px solid var(--line);
  padding: 18px 24px 22px;
  text-align: center;
}
footer.trademark p {
  margin: 0;
  font-size: 11px;
  line-height: 1.7;
  color: var(--muted);
  letter-spacing: .01em;
}
footer.trademark a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
footer.trademark a:hover { color: var(--shopify); }

footer.site-footer {
  margin-top: 80px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
footer.site-footer a { color: var(--shopify); }
footer.site-footer .last-updated {
  font-variant-numeric: tabular-nums;
  margin-top: 10px;
  font-size: 11px;
  opacity: .8;
}

/* Individual article wrapper (posts/[slug].astro) */
.article {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px 80px;
}
.breadcrumb {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--muted); transition: color .15s ease; }
.breadcrumb a:hover { color: var(--shopify); }
.breadcrumb .sep { opacity: .5; }
.breadcrumb .current {
  color: var(--ink);
  font-weight: 500;
  max-width: 56ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.article-header {
  margin-bottom: 24px;
}
.article-header .meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}
.article-header h1 {
  font-size: 24px;
  line-height: 1.45;
  margin: 0 0 6px;
  font-weight: 700;
  letter-spacing: .005em;
}
.article-header .original-title {
  font-size: 12px;
  color: var(--muted);
  margin: 4px 0 0;
}
.article-header .original-title em { font-style: normal; opacity: .85; }

.meta-categories {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
}
.category-chip {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .02em;
  background: var(--accent-soft);
  color: var(--accent);
  transition: background .15s ease, color .15s ease;
}
.category-chip:hover { background: var(--accent); color: #fff; }

/* Categories section on home */
.categories {
  max-width: 720px;
  margin: 64px auto 0;
}
.categories h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 8px;
  text-align: center;
  letter-spacing: .01em;
}
.categories-lede {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 20px;
}
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
}
.category-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  transition: border-color .15s ease, color .15s ease, transform .15s ease;
}
.category-card:hover {
  border-color: var(--shopify);
  color: var(--shopify);
  transform: translateY(-1px);
}
.category-card-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* Category landing page (/c/<slug>/) */
.category-hero {
  background: var(--gradient-category);
  border-bottom: 1px solid var(--line);
  padding: 36px 24px 32px;
  text-align: center;
}
.category-hero-inner {
  max-width: 720px;
  margin: 0 auto;
}
.category-eyebrow {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 6px;
}
.category-hero h1 {
  font-size: 28px;
  margin: 0 0 8px;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ink);
}
.category-description {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0 auto 6px;
  max-width: 560px;
}
.category-count {
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin: 4px 0 0;
}
.category-back-nav {
  margin-top: 40px;
  text-align: center;
}
.category-back-nav a {
  color: var(--shopify);
  font-weight: 600;
  font-size: 14px;
}
.category-back-nav a:hover { text-decoration: underline; }

.article-tags {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.article-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  background: var(--shopify-soft);
  color: var(--shopify);
  letter-spacing: .01em;
}

.related {
  margin: 40px 0 32px;
}
.related-heading {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 14px;
  color: var(--ink);
  letter-spacing: .01em;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.related-card:hover {
  border-color: var(--shopify);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, .04);
}
.related-card .tag {
  align-self: flex-start;
}
.related-card .related-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card .related-date {
  font-size: 11px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.ai-notice {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--warn-soft);
  border: 1px solid color-mix(in srgb, var(--warn) 30%, transparent);
  border-radius: 12px;
  padding: 12px 16px;
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
}
.ai-notice strong {
  font-weight: 700;
  color: var(--warn);
  letter-spacing: .01em;
}
.ai-notice a {
  color: var(--shopify);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-frame-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 28px;
}
.article-frame-wrap iframe {
  display: block;
  width: 100%;
  border: 0;
  min-height: 800px;
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}
.article-actions .action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease, transform .15s ease;
}
.article-actions .action:hover {
  border-color: var(--shopify);
  color: var(--shopify);
}
.article-actions .action:active { transform: scale(.97); }
.article-actions .action.primary {
  background: var(--shopify);
  color: #fff;
  border-color: var(--shopify);
}
.article-actions .action.primary:hover {
  background: #006c52;
  border-color: #006c52;
  color: #fff;
}

.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.article-nav-link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  transition: border-color .15s ease, transform .15s ease;
}
.article-nav-link:hover {
  border-color: var(--shopify);
  transform: translateY(-1px);
}
.article-nav-link.next { text-align: right; }
.article-nav-link .dir {
  font-size: 11px;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: .03em;
}
.article-nav-link .t {
  font-size: 14px;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-nav-placeholder { display: block; }

@media (max-width: 640px) {
  .article { padding: 20px 16px 64px; }
  .article-header h1 { font-size: 20px; }
  .article-nav { grid-template-columns: 1fr; }
}

/* Static content pages (About, FAQ standalone, etc.) */
.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}
.page h1 {
  font-size: 30px;
  line-height: 1.3;
  margin: 0 0 8px;
  letter-spacing: .01em;
}
.page .lede {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 32px;
}
.page h2 {
  font-size: 18px;
  margin: 36px 0 12px;
  letter-spacing: .01em;
}
.page p { margin: 0 0 12px; }
.page ul { margin: 0 0 14px; padding-left: 22px; }
.page li { margin: 4px 0; }
.page a { color: var(--shopify); font-weight: 600; }
.page a:hover { text-decoration: underline; }
.page .notice {
  background: var(--warn-soft);
  border: 1px solid #f5d5a8;
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: #92400e;
  margin: 24px 0;
}
.page .back {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-top: 40px;
  font-size: 14px;
}

/* /notify page */
.notify-page ol {
  font-size: 14px;
  line-height: 1.85;
}
.notify-tabs {
  display: flex;
  gap: 4px;
  margin: 32px 0 0;
  border-bottom: 1px solid var(--line);
}
.notify-tab {
  appearance: none;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .15s ease, border-color .15s ease;
}
.notify-tab:hover { color: var(--shopify); }
.notify-tab[aria-selected="true"] {
  color: var(--shopify);
  border-bottom-color: var(--shopify);
}
.notify-panel {
  padding: 18px 0 0;
}
.notify-panel h2 {
  font-size: 17px;
  margin: 16px 0 12px;
}

.manifest-wrap {
  position: relative;
  margin: 14px 0;
}
.manifest-code {
  margin: 0;
  padding: 14px 16px;
  background: color-mix(in srgb, var(--ink) 5%, transparent);
  border: 1px solid var(--line);
  border-radius: 10px;
  font: 12px/1.55 "SF Mono", Menlo, Consolas, monospace;
  color: var(--ink);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}
.manifest-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  appearance: none;
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--muted);
  cursor: pointer;
}
.manifest-copy:hover { color: var(--shopify); border-color: var(--shopify); }

.notify-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 6px;
  align-items: stretch;
}
.notify-form input[type="url"] {
  flex: 1;
  min-width: 240px;
  padding: 10px 14px;
  font: inherit;
  font-size: 14px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.notify-form input[type="url"]:focus {
  outline: 2px solid color-mix(in srgb, var(--shopify) 30%, transparent);
  outline-offset: -1px;
  border-color: var(--shopify);
}
.notify-submit {
  appearance: none;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 8px;
  border: 1px solid var(--shopify);
  background: var(--shopify);
  color: #fff;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease, opacity .15s ease;
}
.notify-submit:hover { background: color-mix(in srgb, var(--shopify) 88%, black); }
.notify-submit:active { transform: scale(0.98); }
.notify-submit:disabled { opacity: .6; cursor: wait; }
.notify-msg {
  flex-basis: 100%;
  margin: 4px 0 0;
  font-size: 13px;
  min-height: 1.4em;
}
.notify-msg.ok { color: var(--shopify); }
.notify-msg.error { color: var(--warn); }

@media (max-width: 640px) {
  .hero { padding: 22px 20px 20px; }
  .hero h1 { font-size: 22px; }
  .hero-sub { font-size: 13px; }
  .brand-mark { width: 32px; height: 32px; font-size: 14px; margin-bottom: 8px; }
  .filters { overflow-x: auto; justify-content: flex-start; padding: 0 4px; }
  .filters::-webkit-scrollbar { display: none; }
  .topbar-inner { padding: 0 16px; height: 48px; }
  .topbar-name { display: inline; }
  .topbar-toggle { display: inline-flex; }
  .topbar-search-label,
  .topbar-search-kbd { display: none; }
  .topbar-search-trigger { padding: 6px 8px; }
  .topbar-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    font-size: 15px;
    color: var(--ink);
    padding: 8px 16px;
    transform: translateY(-6px);
    opacity: 0;
    pointer-events: none;
    transition: transform .18s ease, opacity .18s ease;
    box-shadow: 0 6px 18px rgba(0, 0, 0, .06);
  }
  .topbar-nav a {
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
  }
  .topbar-nav a:last-child { border-bottom: 0; }
  .topbar[data-menu-open="true"] .topbar-nav {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .scroll-top { bottom: 16px; right: 16px; width: 40px; height: 40px; }
}
