.ruler-wrap { position: relative; max-width: 940px; margin: 48px auto 44px; }
.ruler {
  display: flex;
  align-items: center;
  min-height: 96px;
  padding: 18px 20px 18px 26px;
  border: 1.5px solid var(--c-clear);
  border-radius: var(--r-bar);
  background:
    linear-gradient(var(--c-panel), var(--c-panel)) padding-box,
    linear-gradient(90deg, var(--g-peach), var(--g-pink), var(--g-lilac), var(--g-sky)) border-box;
  color: var(--c-text);
  box-shadow: var(--shadow-bar);
  text-align: left;
}
.ruler__label { display: inline-flex; align-items: center; gap: 9px; flex-shrink: 0; font-size: 17px; font-weight: var(--weight-display); }
.ruler__label svg { width: 24px; height: 24px; color: var(--c-warn); }
.ruler__divider { width: 1px; height: 38px; margin-inline: 26px; flex-shrink: 0; background: var(--c-border); color: var(--c-text); }
.ruler__code { display: flex; align-items: center; margin: 0; font-family: var(--font-mono); font-size: 26px; font-weight: var(--weight-medium); letter-spacing: -0.01em; white-space: nowrap; }
.seg { position: relative; display: inline-flex; align-items: center; height: 40px; }
.seg--type { padding-inline: 12px; border-radius: var(--r-sm); background: var(--c-accent-soft); color: var(--c-accent-dark); }
.seg--value { padding-inline: 2px; }
.seg--policy { padding-inline: 12px; border-radius: var(--r-sm); background: var(--c-warn-soft); color: var(--c-warn-ink); font-weight: var(--weight-semibold); }
.comma { color: var(--c-muted); padding-inline: 3px; }
.note { position: absolute; top: 100%; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; pointer-events: none; }
.note__dot { width: 5px; height: 5px; margin-top: -2px; border-radius: var(--r-pill); background: var(--c-muted); color: var(--c-panel); }
.seg--type .note__dot { background: var(--c-accent); color: var(--c-panel); }
.seg--policy .note__dot { background: var(--c-warn); color: var(--c-text); }
.note__line { width: 0; height: 38px; border-left: 1px dashed var(--line-callout); }
.note__text { margin-top: 4px; font-family: var(--font-body); font-size: 13px; font-weight: var(--weight-semibold); line-height: 1.4; letter-spacing: 0.02em; color: var(--c-muted); white-space: nowrap; }
.ruler__go { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin-left: auto; border-radius: var(--r-pill); background: var(--c-accent-soft); color: var(--c-accent); flex-shrink: 0; text-decoration: none; }
.ruler__go svg { width: 20px; height: 20px; }
.ruler__go:hover { background: var(--c-accent); color: var(--c-panel); }
.devices { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 10px 22px; margin: 0; padding: 0; list-style: none; }
.device { display: inline-flex; align-items: center; gap: 7px; min-height: 32px; font-size: 14px; font-weight: var(--weight-medium); color: var(--c-muted); text-decoration: none; }
.device svg { width: 19px; height: 19px; color: var(--c-text); }
a.device:hover, a.device:hover svg { color: var(--c-accent); }
.devices__sep { width: 1px; height: 18px; background: var(--c-border); color: var(--c-text); }

.pill, .badge, .fact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  min-height: 30px;
  padding: 4px 13px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-pill);
  background: var(--c-panel);
  color: var(--c-text);
  font-size: 13px;
  font-weight: var(--weight-semibold);
  line-height: 1.5;
  white-space: normal;
  overflow-wrap: anywhere;
  text-decoration: none;
}
.pill svg, .badge svg, .fact svg { width: 14px; height: 14px; flex-shrink: 0; }
.badge--blue { background: var(--c-accent-soft); color: var(--c-accent-dark); border-color: var(--f-blue); }
.badge--policy { background: var(--c-warn-soft); color: var(--c-warn-ink); border-color: var(--f-peach); }
.badge--success { background: var(--c-panel); color: var(--c-success-ink); }
.badge--error { background: var(--c-panel); color: var(--c-error-ink); }
.badge__dot { width: 6px; height: 6px; border-radius: var(--r-pill); background: var(--c-accent); color: var(--c-panel); flex-shrink: 0; }
.facts { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin-top: 24px; }
.facts--start { justify-content: flex-start; }
.protocols { display: flex; flex-wrap: wrap; gap: 12px; }
.protocols .pill { font-family: var(--font-mono); padding: 10px 16px; }

.appstore-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 56px;
  max-width: 100%;
  padding: 10px 22px;
  border: 1px solid var(--c-clear);
  border-radius: var(--r-btn);
  background: var(--c-accent);
  color: var(--c-panel);
  text-decoration: none;
  box-shadow: var(--shadow-btn);
  transition: background-color var(--ease);
}
.appstore-button:hover, .appstore-button.is-hover { background: var(--c-accent-dark); color: var(--c-panel); }
.appstore-button svg { width: 26px; height: 30px; flex-shrink: 0; }
.appstore-button__text { display: block; text-align: left; line-height: 1.3; }
.appstore-button__text small { display: block; font-size: 12px; font-weight: var(--weight-medium); }
.appstore-button__text strong { display: block; font-size: 17px; font-weight: var(--weight-bold); }
.appstore-button.is-focus { outline: 3px solid var(--ring); outline-offset: 3px; }
.appstore-button[aria-disabled="true"] { background: var(--c-panel-2); color: var(--c-muted); border-color: var(--c-border); box-shadow: none; cursor: not-allowed; }
.store-guide { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 32px; border: 1px solid var(--f-blue); border-radius: var(--r-frame); background: var(--f-blue-tint); color: var(--c-text); }
.store-guide h2, .store-guide h3 { margin-top: 0; font-size: 24px; }
.store-guide p { color: var(--c-muted); margin-bottom: 0; }
.article-prose .store-guide { flex-direction: column; align-items: stretch; }
.article-prose .store-guide > div { flex: 0 1 auto; }
.article-prose .store-guide > .appstore-button { align-self: flex-start; }

.tabs { min-width: 0; }
[role="tablist"] {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  overflow-x: auto;
  padding: 6px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  background: var(--c-panel-2);
  color: var(--c-text);
  overscroll-behavior-inline: contain;
}
[role="tab"] {
  flex-shrink: 0;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--c-clear);
  border-radius: var(--r-btn);
  background: var(--c-clear);
  color: var(--c-muted);
  font-weight: var(--weight-semibold);
  white-space: nowrap;
}
[role="tab"]:hover { background: var(--c-panel); color: var(--c-text); }
[role="tab"][aria-selected="true"] { background: var(--c-accent); color: var(--c-panel); box-shadow: var(--shadow-btn); }
[role="tabpanel"] { min-width: 0; margin-top: 20px; }
.toc {
  position: sticky;
  top: calc(var(--nav-h) + 12px);
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  background: var(--c-panel);
  color: var(--c-text);
  box-shadow: var(--shadow-float);
}
.toc--flow { position: static; }
.toc a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 14px; border-radius: var(--r-sm); color: var(--c-muted); text-decoration: none; }
.toc a:hover, .toc a[aria-current="location"] { background: var(--c-accent-soft); color: var(--c-accent-dark); }
.faq-item { border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); box-shadow: var(--shadow-float); }
.faq-item + .faq-item { margin-top: 12px; }
.faq-item summary { position: relative; padding: 22px 58px 22px 24px; list-style: none; cursor: pointer; font-weight: var(--weight-bold); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 24px; top: 20px; color: var(--c-accent); font-size: 22px; }
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { border-bottom: 1px solid var(--c-border); }
.faq-item__body { padding: 22px 24px; color: var(--c-muted); }
.faq-item__body > :last-child { margin-bottom: 0; }
.term-card { padding: 28px; border: 1px solid var(--f-blue); border-radius: var(--r-frame); background: var(--f-blue-tint); color: var(--c-text); min-width: 0; }
.term-card h3 { margin: 14px 0; overflow-wrap: anywhere; }
.term-card p { color: var(--c-muted); }
.term-card > :last-child { margin-bottom: 0; }
.device-card { display: flex; align-items: flex-start; gap: 24px; padding: 30px; border: 1px solid var(--c-border); border-radius: var(--r-frame); background: var(--c-panel); color: var(--c-text); box-shadow: var(--shadow-float); min-width: 0; }
.device-card > svg { width: 48px; height: 64px; flex-shrink: 0; color: var(--c-warn); }
.device-card > div { min-width: 0; }
.device-card h3 { margin: 0 0 12px; }
.device-card p { color: var(--c-muted); }
.article-card { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; min-width: 0; padding: 28px; border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); box-shadow: var(--shadow-float); }
.article-card h3 { margin: 0; font-size: 22px; }
.article-card h3 a { color: var(--c-text); text-decoration: none; }
.article-card h3 a:hover { color: var(--c-accent); }
.article-card p { margin: 0; color: var(--c-muted); }
.article-card .deeplink { margin-top: auto; padding-top: 8px; }
.article-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-size: 13px; color: var(--c-muted); }
.callout { margin: 28px 0; padding: 24px 28px; border: 1px solid var(--f-peach); border-left: 4px solid var(--c-warn); border-radius: var(--r-card); background: var(--f-peach-tint); color: var(--c-text); }
.callout > :last-child { margin-bottom: 0; }
.callout--info { border-color: var(--f-blue); border-left-color: var(--c-accent); background: var(--f-blue-tint); color: var(--c-text); }
.grouped-links { list-style: none; margin: 0; padding: 0; border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); box-shadow: var(--shadow-float); }
.grouped-links li + li { border-top: 1px solid var(--c-border); }
.grouped-links a { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 18px 24px; min-height: 56px; color: var(--c-text); text-decoration: none; }
.grouped-links a::after { content: "→"; color: var(--c-accent); flex-shrink: 0; }
.grouped-links a:hover { color: var(--c-accent); }

.official-shot { width: 100%; max-width: 280px; margin: 0 auto; padding: 0; flex-shrink: 0; min-width: 0; }
.official-shot img { display: block; width: 100%; height: auto; border-radius: var(--r-shot); }
.official-shot { filter: none; }
.official-shot__media { border: 1px solid var(--c-border); border-radius: var(--r-shot); background: var(--c-panel); color: var(--c-text); }
.official-shot figcaption { padding-top: 14px; color: var(--c-muted); font-size: 13px; line-height: 1.7; text-align: center; }
.shot-row { display: flex; align-items: flex-start; justify-content: center; gap: 32px; }
.shot-placeholder { display: grid; place-items: center; aspect-ratio: 750 / 1334; width: 100%; border: 1px dashed var(--f-blue); border-radius: var(--r-shot); background: linear-gradient(150deg, var(--f-blue-tint), var(--f-pink-tint), var(--f-peach-tint)); color: var(--c-muted); text-align: center; font-family: var(--font-mono); font-size: 13px; }
.shot-placeholder span { max-width: 180px; padding-inline: 16px; }

.table-scroll { max-width: 100%; min-width: 0; overflow-x: auto; border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); overscroll-behavior-inline: contain; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; background: var(--c-panel); color: var(--c-text); }
.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(--c-border);
  text-align: left;
  vertical-align: top;
  overflow-wrap: normal;
  word-break: normal;
}
.data-table th, .prose table th, .article-body table th { background: var(--c-panel-2); color: var(--c-text); font-weight: var(--weight-bold); }
.data-table tr:last-child td { border-bottom: 0; }
.prose table, .article-body table {
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
  min-width: 0;
  border-collapse: collapse;
  background: var(--c-panel);
  color: var(--c-text);
  overscroll-behavior-inline: contain;
}
.data-table code, .prose table code, .article-body table code { overflow-wrap: anywhere; }
.codecard { min-width: 0; border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); box-shadow: var(--shadow-float); }
.codecard__head { display: flex; align-items: center; gap: 8px; padding: 14px 20px; border-bottom: 1px solid var(--c-border); font-family: var(--font-mono); font-size: 13px; font-weight: var(--weight-semibold); color: var(--c-muted); }
.codecard__head svg { width: 15px; height: 15px; color: var(--c-warn); }
.codecard__lines { margin: 0; padding: 14px 0 18px; list-style: none; counter-reset: ln; font-family: var(--font-mono); font-size: 15px; line-height: 2.05; overflow-x: auto; }
.codecard__lines li { counter-increment: ln; display: flex; align-items: center; padding-inline: 20px; white-space: nowrap; width: max-content; min-width: 100%; }
.codecard__lines li::before { content: counter(ln); width: 28px; flex-shrink: 0; color: var(--c-muted); font-size: 12.5px; }
.codecard__lines .t { color: var(--c-accent-dark); font-weight: var(--weight-semibold); }
.codecard__lines .c { color: var(--c-muted); padding-inline: 1px; }
.codecard__lines .p { padding-inline: 8px; border-radius: var(--r-xs); background: var(--c-warn-soft); color: var(--c-warn-ink); font-weight: var(--weight-semibold); line-height: 1.7; }
.dl-fab {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 25;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: calc(100% - 40px);
  min-height: 56px;
  padding: 12px 20px;
  border: 1px solid var(--f-blue);
  border-radius: var(--r-card);
  background: var(--c-panel);
  color: var(--c-accent-dark);
  box-shadow: var(--shadow-float);
  text-decoration: none;
  font-size: 14px;
  font-weight: var(--weight-bold);
}
.dl-fab svg { width: 22px; height: 22px; flex-shrink: 0; color: var(--c-warn); }
.dl-fab:hover { background: var(--c-accent-soft); color: var(--c-accent-dark); }

.preview-section { padding-top: var(--section-space); }
.preview-section > h2 { margin-top: 0; margin-bottom: 32px; }
.preview-subhead { margin-top: 48px; margin-bottom: 24px; }
.palette-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.swatch { min-width: 0; border: 1px solid var(--c-border); border-radius: var(--r-card); background: var(--c-panel); color: var(--c-text); overflow: hidden; }
.swatch__paint { display: block; height: 76px; background: var(--swatch); color: var(--c-text); border-bottom: 1px solid var(--c-border); }
.swatch code { display: block; padding: 12px; font-size: 12px; color: var(--c-text); }
.swatch--bg { --swatch: var(--c-bg); }
.swatch--clear-bg { --swatch: var(--c-bg-clear); }
.swatch--panel { --swatch: var(--c-panel); }
.swatch--panel2 { --swatch: var(--c-panel-2); }
.swatch--panel-veil { --swatch: var(--c-panel-veil); }
.swatch--border { --swatch: var(--c-border); }
.swatch--border-veil { --swatch: var(--c-border-veil); }
.swatch--accent { --swatch: var(--c-accent); }
.swatch--accent-dark { --swatch: var(--c-accent-dark); }
.swatch--accent-soft { --swatch: var(--c-accent-soft); }
.swatch--text { --swatch: var(--c-text); }
.swatch--muted { --swatch: var(--c-muted); }
.swatch--faint { --swatch: var(--c-faint); }
.swatch--success { --swatch: var(--c-success); }
.swatch--success-ink { --swatch: var(--c-success-ink); }
.swatch--warn { --swatch: var(--c-warn); }
.swatch--warn-deep { --swatch: var(--c-warn-deep); }
.swatch--warn-ink { --swatch: var(--c-warn-ink); }
.swatch--warn-soft { --swatch: var(--c-warn-soft); }
.swatch--error { --swatch: var(--c-error); }
.swatch--error-ink { --swatch: var(--c-error-ink); }
.swatch--clear { --swatch: var(--c-clear); }
.swatch--veil { --swatch: var(--c-veil); }
.swatch--peach { --swatch: var(--g-peach); }
.swatch--pink { --swatch: var(--g-pink); }
.swatch--lilac { --swatch: var(--g-lilac); }
.swatch--sky { --swatch: var(--g-sky); }
.swatch--fpink { --swatch: var(--f-pink); }
.swatch--fpink-tint { --swatch: var(--f-pink-tint); }
.swatch--fblue { --swatch: var(--f-blue); }
.swatch--fblue-tint { --swatch: var(--f-blue-tint); }
.swatch--fpeach { --swatch: var(--f-peach); }
.swatch--fpeach-tint { --swatch: var(--f-peach-tint); }
.swatch--line { --swatch: var(--line-callout); }
.swatch--ring { --swatch: var(--ring); }
.type-display { font-family: var(--font-display); font-weight: var(--weight-display); font-size: 40px; line-height: 1.2; }
.type-subtitle { font-size: 20px; color: var(--c-muted); }
.preview-fab { position: static; max-width: 100%; }
.preview-footer { margin-top: var(--section-space); }

@media (max-width: 1180px) {
  .ruler__code { font-size: 23px; }
  .ruler__divider { margin-inline: 20px; }
}
@media (max-width: 768px) {
  .ruler { min-height: 96px; flex-wrap: wrap; padding: 18px; gap: 12px; }
  .ruler__divider { display: none; }
  .ruler__code { font-size: 16px; flex-wrap: wrap; min-width: 0; white-space: normal; }
  .seg { height: 30px; }
  .note { display: none; }
  .ruler-wrap { margin-bottom: 28px; }
  .ruler__go { width: 44px; height: 44px; }
  .palette-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shot-row { flex-direction: column; align-items: center; }
  .store-guide { flex-direction: column; align-items: flex-start; padding: 24px; }
  .official-shot { max-width: min(280px, 100%); }
  .type-display { font-size: 28px; }
}
@media (max-width: 640px) {
  .ruler__label { width: calc(100% - 56px); }
  .ruler__code { order: 3; width: 100%; font-size: 14px; gap: 2px 0; }
  .ruler__go { order: 2; margin-left: 0; }
  .seg--type, .seg--policy { padding-inline: 7px; }
  .devices { gap: 8px 14px; }
  .device { font-size: 12px; }
  .device svg { width: 16px; height: 16px; }
  .facts { flex-direction: row; flex-wrap: wrap; }
  .device-card { padding: 22px; gap: 18px; }
  .device-card > svg { width: 34px; height: 50px; }
  .codecard__lines { font-size: 13px; }
  .codecard__lines li { display: block; width: auto; white-space: normal; overflow-wrap: anywhere; }
  .codecard__lines li::before { display: inline-block; }
  .callout { padding: 20px; }
  .toc { flex-wrap: nowrap; overflow-x: auto; }
  .toc a { flex-shrink: 0; }
}