.facts {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  max-width: 100%;
  margin: 0 0 28px;
  padding: 6px 16px 6px 12px;
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 13px;
}
.facts li { display: inline-flex; align-items: center; gap: 8px; min-width: 0; margin: 0; overflow-wrap: anywhere; }
.facts li + li::before { content: ""; width: 1px; height: 12px; margin-right: 4px; background: var(--border); flex-shrink: 0; }
.facts strong { color: var(--text); font-weight: var(--weight-medium); }
.status-dot { width: 7px; height: 7px; border-radius: var(--r-round); background: var(--success); box-shadow: 0 0 0 4px var(--success-a18); flex-shrink: 0; }
.fact-pills { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 24px 0; padding: 0; list-style: none; }
.fact-pills li { margin: 0; min-width: 0; max-width: 100%; }
.fact-pill, .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--bg);
  color: var(--text-muted);
  font-size: var(--text-xs);
  line-height: 1.6;
  white-space: normal;
  overflow-wrap: anywhere;
}
.badge-accent { background: var(--accent-a08); color: var(--accent-dark); border-color: var(--clear); }
.badge-success { background: var(--success-a18); color: var(--success-ink); border-color: var(--clear); }
.badge-warn { background: var(--bg-panel); color: var(--warn-ink); }
.badge-error { background: var(--bg-panel); color: var(--error-ink); }
.badge-dot::before { content: ""; width: 6px; height: 6px; border-radius: var(--r-round); background: currentColor; flex-shrink: 0; }
.badge-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }

.appstore-button, .prose a.appstore-button, .article-body a.appstore-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 56px;
  max-width: 100%;
  padding: 12px 24px;
  border: 1px solid var(--accent);
  border-radius: var(--r-pill);
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: var(--weight-medium);
  line-height: 1.35;
  transition: transform var(--time-fast) var(--ease), background-color var(--time-fast) var(--ease);
}
.appstore-button:hover, .appstore-button.is-hover { background: var(--accent-dark); color: var(--white); border-color: var(--accent-dark); transform: translateY(-1px); }
.appstore-button:active { transform: translateY(1px); }
.appstore-button svg { width: 25px; height: 25px; }
.appstore-button small { display: block; font-size: 11px; font-weight: var(--weight-regular); }
.appstore-button strong { display: block; font-size: var(--text-base); }
.appstore-button[aria-disabled="true"] { background: var(--bg-panel-2); color: var(--text-muted); border-color: var(--border); pointer-events: none; }
.store-guide { padding: 40px; border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.store-guide h2 { font-size: 28px; }
.store-guide p { max-width: 48em; color: var(--text-muted); }
.store-guide .appstore-button { margin-top: 8px; }

.feature-tabs { display: grid; grid-template-columns: minmax(0, 0.3fr) minmax(0, 0.7fr); gap: 48px; align-items: start; }
.feature-tabs > * { min-width: 0; }
.tab-list[role="tablist"] { display: flex; flex-direction: column; gap: 8px; }
.tab-list [role="tab"] {
  position: relative;
  width: 100%;
  min-height: 52px;
  padding: 13px 20px;
  border: 0;
  border-radius: var(--r-mini);
  background: var(--clear);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  text-align: left;
  line-height: 1.6;
}
.tab-list [role="tab"]::before { content: ""; position: absolute; top: 13px; bottom: 13px; left: 0; width: 2px; background: var(--clear); }
.tab-list [role="tab"][aria-selected="true"] { background: var(--bg-panel); color: var(--accent); }
.tab-list [role="tab"][aria-selected="true"]::before { background: var(--accent); }
.tab-list [role="tab"]:hover { color: var(--accent-dark); }
.tab-panel {
  min-width: 0;
  border-radius: var(--r-card);
  background: var(--bg-panel);
  color: var(--text);
  overflow: hidden;
}
.tab-panel:not([hidden]) { animation: panel-arrive 300ms ease both; }
.tab-panel-copy { padding: 40px 40px 20px; }
.tab-panel h3 { margin-bottom: 16px; font-size: 18px; font-weight: var(--weight-regular); }
.tab-panel p { margin: 0; color: var(--text-muted); line-height: 1.9; }
.feature-material {
  display: grid;
  align-content: center;
  min-height: 240px;
  padding: 40px;
  background:
    radial-gradient(ellipse at 20% 100%, var(--glow-pink), var(--clear) 64%),
    radial-gradient(ellipse at 65% 100%, var(--glow-lilac), var(--clear) 70%),
    radial-gradient(ellipse at 100% 80%, var(--glow-blue), var(--clear) 62%),
    var(--bg-panel);
  color: var(--text);
}
.material-code {
  margin: 0;
  padding: 24px;
  border-radius: var(--r-tile);
  background: var(--white);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
}
.material-code .k { color: var(--accent); }
@keyframes panel-arrive { from { opacity: 0; } to { opacity: 1; } }

.toc {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  margin-block: 32px;
  padding: 10px;
  overflow-x: visible;
  border-radius: var(--r-tile);
  background: var(--bg-panel);
  color: var(--text-muted);
}
.toc a { flex: 0 0 auto; max-width: 100%; min-height: 44px; padding: 10px 16px; border-radius: var(--r-pill); white-space: normal; overflow-wrap: anywhere; }
.toc a:hover, .toc a[aria-current] { background: var(--bg); color: var(--accent); }
.toc-sticky { position: sticky; top: 16px; z-index: 5; }
.chapter { scroll-margin-top: 32px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { min-width: 0; border-radius: var(--r-tile); background: var(--bg-panel); color: var(--text); }
.faq-item summary {
  position: relative;
  min-height: 64px;
  padding: 20px 60px 20px 28px;
  list-style: none;
  cursor: pointer;
  font-weight: var(--weight-medium);
  overflow-wrap: anywhere;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 28px; top: 18px; color: var(--accent); font-size: 22px; font-weight: var(--weight-regular); }
.faq-item[open] summary::after { content: "−"; }
.faq-answer { padding: 0 28px 24px; color: var(--text-muted); }
.faq-answer p:last-child { margin-bottom: 0; }
.term-card { min-width: 0; padding: 32px; border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.term-card h3 { margin-top: 16px; font-size: 22px; overflow-wrap: anywhere; }
.term-card p { margin-bottom: 0; color: var(--text-muted); line-height: 1.85; }
.device-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  min-height: 320px;
  padding: 40px;
  border-radius: var(--r-card);
  background:
    radial-gradient(ellipse at 30% 130%, var(--glow-pink), var(--clear) 55%),
    radial-gradient(ellipse at 85% 130%, var(--glow-blue), var(--clear) 65%),
    var(--bg-panel);
  color: var(--text);
  overflow: hidden;
}
.device-card > svg { width: 54px; height: 54px; margin-bottom: 28px; color: var(--accent); }
.device-card h3 { margin-bottom: 12px; font-size: 28px; }
.device-card p { max-width: 28em; color: var(--text-muted); }
.device-card .text-link { margin-top: auto; padding-top: 16px; }
.device-card:focus-within { outline: var(--focus-width) solid var(--accent); outline-offset: var(--focus-offset); }
.blog-card { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 32px; border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.blog-card h3 { margin-top: 24px; margin-bottom: 16px; font-size: 22px; line-height: 1.55; }
.blog-card h3 a:hover { color: var(--accent); }
.blog-card p { color: var(--text-muted); }
.blog-card time { margin-top: auto; padding-top: 24px; color: var(--text-muted); font-size: var(--text-xs); }
.blog-band { padding-top: 80px; padding-bottom: 80px; border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.blog-band .blog-card { background: var(--bg); color: var(--text); }

.official-shots { display: flex; justify-content: center; align-items: flex-start; gap: 32px; flex-wrap: wrap; min-width: 0; }
.official-shot { width: min(100%, 280px); max-width: 280px; min-width: 0; flex-shrink: 0; margin: 0; padding: 0; }
.official-shot img { display: block; width: 100%; height: auto; border-radius: var(--r-shot); }
.official-shot img { outline: 1px solid var(--border); outline-offset: -1px; }
.official-shot figcaption { margin-top: 14px; color: var(--text-muted); font-size: var(--text-sm); line-height: 1.7; text-align: center; }
.callout {
  min-width: 0;
  margin: 32px 0;
  padding: 24px 28px;
  border: 0;
  border-left: 2px solid var(--accent);
  border-radius: 0 var(--r-tile) var(--r-tile) 0;
  background: var(--accent-a08);
  color: var(--text);
}
.callout p:last-child { margin-bottom: 0; }
.callout-title { display: block; margin-bottom: 8px; font-weight: var(--weight-medium); color: var(--accent-dark); }
.callout-warning { border-left-color: var(--warn); background: var(--bg-panel); color: var(--text); }
.callout-warning .callout-title { color: var(--warn-ink); }
.grouped-list { margin: 0; padding: 8px 24px; list-style: none; border-radius: var(--r-tile); background: var(--bg-panel); color: var(--text); }
.grouped-list li { margin: 0; }
.grouped-list li + li { border-top: 1px solid var(--border); }
.grouped-list a { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 60px; padding-block: 16px; }
.grouped-list a::after { content: "›"; color: var(--accent); flex-shrink: 0; }
.grouped-list a:hover { color: var(--accent); }

.table-scroll { max-width: 100%; min-width: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--r-small); }
.data-table { width: 100%; border-collapse: collapse; text-align: left; font-size: var(--text-sm); }
.data-table th, .data-table td,
.prose table th, .prose table td,
.article-body table th, .article-body table td {
  min-width: 7em;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  overflow-wrap: normal;
  word-break: normal;
}
.data-table th, .prose table th, .article-body table th { background: var(--bg-panel-2); color: var(--text); font-weight: var(--weight-medium); }
.data-table td, .prose table td, .article-body table td { background: var(--bg); color: var(--text); }
.prose table, .article-body table {
  display: block;
  max-width: 100%;
  min-width: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-collapse: collapse;
  text-align: left;
}
.data-table code, .prose table code, .article-body table code { overflow-wrap: anywhere; }
.dl-fab {
  position: fixed;
  z-index: var(--layer-fab);
  right: max(24px, env(safe-area-inset-right));
  bottom: max(24px, env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  gap: 10px;
  max-width: calc(100% - 40px);
  min-height: 52px;
  padding: 12px 22px;
  border: 1px solid var(--accent);
  border-radius: var(--r-pill);
  background: var(--accent);
  color: var(--white);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}
.dl-fab:hover { background: var(--accent-dark); color: var(--white); border-color: var(--accent-dark); }
.article-with-fab { padding-bottom: 84px; }

.preview-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.swatch { min-width: 0; border: 1px solid var(--border); border-radius: var(--r-small); overflow: hidden; background: var(--bg); color: var(--text); }
.swatch-color { height: 76px; background: var(--swatch-color); color: var(--text); }
.swatch p { margin: 0; padding: 12px; font-size: var(--text-xs); overflow-wrap: anywhere; }
.swatch-bg { --swatch-color: var(--bg); }
.swatch-panel { --swatch-color: var(--bg-panel); }
.swatch-panel2 { --swatch-color: var(--bg-panel-2); }
.swatch-border { --swatch-color: var(--border); }
.swatch-accent { --swatch-color: var(--accent); }
.swatch-dark { --swatch-color: var(--accent-dark); }
.swatch-text { --swatch-color: var(--text); }
.swatch-muted { --swatch-color: var(--text-muted); }
.swatch-faint { --swatch-color: var(--text-faint); }
.swatch-success { --swatch-color: var(--success); }
.swatch-success-ink { --swatch-color: var(--success-ink); }
.swatch-warn { --swatch-color: var(--warn); }
.swatch-warn-ink { --swatch-color: var(--warn-ink); }
.swatch-error { --swatch-color: var(--error); }
.swatch-error-ink { --swatch-color: var(--error-ink); }
.swatch-canvas { --swatch-color: var(--canvas); }
.swatch-pink { --swatch-color: var(--glow-pink); }
.swatch-lilac { --swatch-color: var(--glow-lilac); }
.swatch-blue { --swatch-color: var(--glow-blue); }
.swatch-tint { --swatch-color: var(--tint-blue); }
.swatch-violet { --swatch-color: var(--violet); }
.swatch-deep { --swatch-color: var(--violet-deep); }
.swatch-caption-blue { --swatch-color: var(--caption-blue); }
.swatch-caption-violet { --swatch-color: var(--caption-violet); }
.swatch-graphite { --swatch-color: var(--graphite); }
.swatch-bezel { --swatch-color: var(--bezel); }
.swatch-white { --swatch-color: var(--white); }
.swatch-a08 { --swatch-color: var(--accent-a08); }
.swatch-a30 { --swatch-color: var(--accent-a30); }
.swatch-success-alpha { --swatch-color: var(--success-a18); }
.swatch-violet-alpha { --swatch-color: var(--violet-a35); }
.swatch-lilac35 { --swatch-color: var(--lilac-a35); }
.swatch-lilac55 { --swatch-color: var(--lilac-a55); }
.swatch-white55 { --swatch-color: var(--white-a55); }
.swatch-white70 { --swatch-color: var(--white-a70); }
.swatch-white90 { --swatch-color: var(--white-a90); }
.swatch-veil { --swatch-color: var(--veil); }
.swatch-clear { --swatch-color: var(--clear); }
.preview-stack { display: grid; gap: 24px; }
.preview-buttons { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.preview-shot {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 750 / 1334;
  border: 1px solid var(--border);
  border-radius: var(--r-shot);
  background: linear-gradient(150deg, var(--glow-pink), var(--glow-lilac), var(--glow-blue));
  color: var(--text);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-align: center;
}
.preview-type-h1 { margin: 0; font-family: var(--font-display); font-size: var(--text-h1); line-height: 1.2; }
.preview-type-h2 { margin: 0; font-size: var(--text-h2); line-height: 1.25; color: var(--accent); }
.preview-type-h3 { margin: 0; font-size: var(--text-h3); line-height: 1.4; }
.preview-page .glow, .preview-page .rule-line, .preview-page .tab-panel { animation: none; }
.preview-page .rule-line { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .feature-tabs { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .tab-list[role="tablist"] { flex-direction: row; gap: 8px; overflow-x: auto; max-width: 100%; padding: 4px; }
  .tab-list [role="tab"] { flex: 0 0 auto; width: auto; min-height: 44px; padding: 10px 18px; border-radius: var(--r-pill); white-space: nowrap; }
  .tab-list [role="tab"]::before { display: none; }
  .tab-list [role="tab"][aria-selected="true"] { background: var(--accent-a08); color: var(--accent-dark); }
  .tab-panel-copy { padding: 28px 28px 16px; }
  .feature-material { padding: 28px; }
}
@media (max-width: 640px) {
  .facts { border-radius: var(--r-tile); row-gap: 6px; }
  .fact-pills { flex-direction: row; justify-content: center; gap: 8px; }
  .fact-pill { padding: 5px 10px; font-size: 11px; }
  .official-shots { flex-direction: column; align-items: center; }
  .official-shot { width: min(100%, 280px); }
  .device-card { min-height: 300px; padding: 28px; }
  .term-card, .blog-card { padding: 28px; }
  .store-guide { padding: 28px; }
  .store-guide h2 { font-size: 26px; }
  .feature-material { min-height: 200px; padding: 24px; }
  .material-code { padding: 18px; font-size: 12px; }
  .callout { padding: 20px; }
  .faq-item summary { padding-left: 22px; }
  .faq-answer { padding-inline: 22px; }
  .preview-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dl-fab { right: 20px; bottom: max(16px, env(safe-area-inset-bottom)); }
}
@media (prefers-reduced-motion: reduce) {
  .tab-panel:not([hidden]) { animation: none; }
  .appstore-button:hover { transform: none; }
}