/* Approved split-panel lead */
.lead { border-bottom: 1px solid var(--border); overflow-x: clip; }
.lead__grid {
  max-width: var(--container); margin-inline: auto; display: grid;
  grid-template-columns: 5fr 7fr; height: clamp(680px,calc(100vh - 148px),820px);
  border-left: 1px solid var(--border); border-right: 1px solid var(--border);
}
.lead__copy { display: flex; flex-direction: column; justify-content: center; padding: 0 40px 0 var(--gutter); min-width: 0; }
.tag, .badge {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 9px;
  min-height: 28px; max-width: 100%; padding: 3px 12px 3px 11px;
  border: 1px solid var(--border); border-radius: var(--r-pill);
  background: var(--bg-panel); color: var(--text-muted); font-size: 13px;
  box-shadow: var(--shadow-hair); overflow-wrap: anywhere;
}
.tag { margin: 1em 0; }
.pulse, .status-dot { position: relative; width: 7px; height: 7px; flex-shrink: 0; border-radius: var(--r-round); background: var(--success); }
.pulse::after { content: ""; position: absolute; inset: 0; border-radius: var(--r-round); background: var(--success); opacity: .45; }
.lead__title {
  margin: 24px 0 0; font-family: var(--font-display); font-weight: 400;
  font-size: clamp(28px,1.4vw + 24px,44px); line-height: 1.14;
  letter-spacing: var(--track-cjk); color: var(--text);
}
.lead__title-key { display: block; color: var(--accent); }
.lead__text { margin: 26px 0 0; max-width: 31em; font-size: 15.5px; line-height: 1.75; color: var(--text-muted); }
.lead__text strong { font-weight: 500; color: var(--text); }
.devices { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 40px 0 0; padding: 0; list-style: none; }
.devices li { min-width: 0; }
.devices__chip {
  display: inline-flex; align-items: center; gap: 7px; min-height: 30px; padding: 4px 12px 4px 10px;
  border: 1px solid var(--border); border-radius: var(--r-pill); background: var(--bg-panel);
  color: var(--text); font-size: 13px; transition: border-color var(--ease);
}
.devices__chip:hover { border-color: var(--border-strong); text-decoration: none; }
.devices__chip svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--text-muted); fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.devices__rule { width: 1px; height: 16px; margin-inline: 4px; background: var(--border-strong); }
.devices__store {
  display: inline-flex; align-items: center; gap: 6px; min-height: 30px; padding: 4px 12px;
  border: 1px solid var(--border); border-radius: var(--r-pill);
  background: var(--bg-panel-2); color: var(--text-muted); font-family: var(--font-mono); font-size: 12px;
}
.devices__store svg { width: 12px; height: 12px; flex-shrink: 0; }
.stage {
  position: relative; display: flex; align-items: center; justify-content: center;
  min-width: 0; padding: 48px 40px 40px; border-left: 1px solid var(--border);
  background: linear-gradient(180deg,var(--bg-panel-2) 0%,var(--bg-panel-2) 60%,var(--bg) 100%);
  color: var(--text); overflow: hidden;
}
.stage::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle,var(--dot) 1px,var(--clear) 1.5px);
  background-size: 24px 24px; background-position: 12px 12px;
  -webkit-mask-image: radial-gradient(ellipse 78% 72% at 50% 44%,var(--mask-on) 35%,var(--clear) 100%);
  mask-image: radial-gradient(ellipse 78% 72% at 50% 44%,var(--mask-on) 35%,var(--clear) 100%);
  pointer-events: none;
}
.stage__corner { position: absolute; top: 20px; left: 24px; z-index: 1; font-family: var(--font-mono); font-size: 11px; letter-spacing: .02em; color: var(--text-muted); }
.rig { position: relative; z-index: 1; width: 100%; max-width: 640px; margin: 0; min-width: 0; }
.rig__bezel { padding: 8px; border: 1px solid var(--border); border-radius: var(--r-rig); background: var(--bg-panel); color: var(--text); box-shadow: var(--shadow-rig); }
.rig__screen { border: 1px solid var(--border); border-radius: var(--r-screen); background: var(--bg); color: var(--text); overflow: hidden; }
.rig__tabs { display: flex; align-items: center; gap: 4px; min-height: 40px; margin: 0; padding: 6px 7px; list-style: none; border-bottom: 1px solid var(--border); background: var(--bg-panel-2); color: var(--text-muted); overflow-x: auto; }
.rig__tab { display: inline-flex; align-items: center; min-height: 26px; padding: 3px 11px; border: 1px solid var(--clear); border-radius: var(--r-pill); font-size: 12.5px; color: var(--text-muted); white-space: nowrap; flex-shrink: 0; }
.rig__tab--on { background: var(--bg-panel); border-color: var(--border-strong); color: var(--text); box-shadow: var(--shadow-hair); }
.rig__body { display: grid; grid-template-columns: 1.3fr 1fr; gap: 10px; padding: 10px; }
.rig__body > * { min-width: 0; }
.flow {
  display: flex; flex-direction: column; align-items: center; padding: 26px 12px 24px;
  border: 1px solid var(--border); border-radius: var(--r-card);
  background-color: var(--bg); color: var(--text);
  background-image: radial-gradient(circle,var(--dot) .8px,var(--clear) 1.3px);
  background-size: 14px 14px; background-position: 7px 7px;
}
.flow__list { display: flex; flex-direction: column; align-items: center; width: 100%; margin: 0; padding: 0; list-style: none; }
.cell {
  position: relative; display: flex; align-items: center; gap: 10px; width: 100%; max-width: 262px;
  min-height: 40px; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--r-card);
  background: var(--bg-panel); color: var(--text); box-shadow: var(--shadow-hair);
  font-family: var(--font-mono); font-size: 11px; overflow-wrap: anywhere;
}
.cell > span:not(.cell__mark) { min-width: 0; }
.cell + .cell { margin-top: 20px; }
.cell + .cell::before, .flow__end::before { content: ""; position: absolute; left: 50%; top: -21px; width: 1px; height: 20px; background: var(--border-strong); }
.cell__mark { width: 8px; height: 8px; flex-shrink: 0; border-radius: var(--r-round); border: 1px solid var(--border-strong); background: var(--bg-panel); }
.cell__mark--hit { border-color: var(--success); background: var(--success); box-shadow: 0 0 0 3px var(--success-ring); }
.cell--hit { border-color: var(--border-strong); }
.cell--idle { color: var(--text-muted); }
.cell__label { font-family: var(--font-body); font-size: 11.5px; color: var(--text-muted); }
.cell__sep { color: var(--text-muted); }
.cell__rule { font-size: inherit; }
.flow__end { position: relative; display: inline-flex; align-items: center; min-height: 26px; margin-top: 20px; padding: 3px 14px; border: 1px solid var(--border-strong); border-radius: var(--r-pill); background: var(--bg-panel); color: var(--accent-dark); font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; }
.conf { display: flex; flex-direction: column; min-width: 0; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); overflow: hidden; }
.conf__head { display: flex; align-items: center; min-height: 32px; padding: 6px 14px; border-bottom: 1px solid var(--border); font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.conf__code { margin: 0; padding: 12px 14px; border: 0; border-radius: 0; background: var(--bg-panel); color: var(--text-muted); font-family: var(--font-mono); font-size: 11px; line-height: 1.9; white-space: pre; overflow-x: auto; }
.conf__code code { font-size: inherit; }
.conf__ln { display: block; margin-inline: -14px; padding-inline: 14px; width: max-content; min-width: calc(100% + 28px); }
.conf__ln--hit { background: var(--bg-panel-2); color: var(--text); box-shadow: inset 2px 0 0 var(--accent); }
.conf__sec { color: var(--text); font-weight: 500; }
.conf__key { color: var(--text); }
.rig__stand { display: block; width: 220px; height: 44px; margin: -1px auto 0; }
.rig__stand path, .rig__stand rect { fill: var(--bg-panel); stroke: var(--border-strong); stroke-width: 1; vector-effect: non-scaling-stroke; }
.facts { border-bottom: 1px solid var(--border); background: var(--bg-panel); color: var(--text-muted); }
.facts__row { max-width: var(--container); min-height: var(--facts-h); margin-inline: auto; display: flex; border-left: 1px solid var(--border); border-right: 1px solid var(--border); }
.facts__cell { flex: 1 1 auto; display: flex; align-items: center; justify-content: center; padding: 8px 16px; font-family: var(--font-mono); font-size: 11.5px; color: var(--text-muted); text-align: center; }
.facts__cell + .facts__cell { border-left: 1px solid var(--border); }
.band { background: var(--bg-panel-2); color: var(--text); border-bottom: 1px solid var(--border); }
.band__row { max-width: var(--container); margin-inline: auto; padding-top: var(--section-space); padding-bottom: var(--section-space); padding-inline: var(--gutter); border-left: 1px solid var(--border); border-right: 1px solid var(--border); }
.band__head { display: flex; align-items: baseline; gap: 14px; }
.band__head .band__seg { margin-right: 0; flex-shrink: 0; }
.band__title { margin: 0; font-weight: 400; font-size: 26px; line-height: 1.3; }
.band__text { margin: 14px 0 0; max-width: 40em; color: var(--text-muted); font-size: 15.5px; }
.band__link { display: inline-block; margin-top: 18px; font-size: 14.5px; }

/* Rule lanes */
.tabs { display: grid; grid-template-columns: minmax(210px,1fr) minmax(0,2fr); gap: 44px; margin-top: 40px; }
.tabs > * { min-width: 0; }
.tabs [role="tablist"] { display: flex; flex-direction: column; align-self: start; }
.tabs [role="tab"] {
  position: relative; display: flex; align-items: center; gap: 12px; width: 100%;
  min-height: 58px; padding: 14px 20px; border: 0; border-bottom: 1px solid var(--border-strong);
  background: var(--clear); color: var(--text-muted); text-align: left; font-size: 15px;
}
.tabs [role="tab"]::before { content: ""; position: absolute; inset: 12px auto 12px 0; width: 2px; background: var(--clear); }
.tabs [role="tab"]::after { content: ""; width: 6px; height: 6px; margin-left: auto; flex-shrink: 0; border-radius: var(--r-round); background: var(--clear); }
.tabs [role="tab"][aria-selected="true"] { color: var(--text); }
.tabs [role="tab"][aria-selected="true"]::before { background: var(--accent); }
.tabs [role="tab"][aria-selected="true"]::after { background: var(--success); }
.tabs [role="tabpanel"] { min-width: 0; padding: 32px; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.tabs [role="tabpanel"] h3 { margin-top: 0; }
.tabs [role="tabpanel"] p { color: var(--text-muted); }
.mini-chain {
  display: flex; flex-direction: column; align-items: center; padding: 28px 20px;
  border: 1px solid var(--border); border-radius: var(--r-card);
  background: var(--bg); color: var(--text);
  background-image: radial-gradient(circle,var(--dot) 1px,var(--clear) 1.5px); background-size: 24px 24px;
}
.mini-chain__node { position: relative; max-width: 100%; padding: 10px 18px; border: 1px solid var(--border-strong); border-radius: var(--r-btn); background: var(--bg-panel); color: var(--text); font-family: var(--font-mono); font-size: 12px; overflow-wrap: anywhere; }
.mini-chain__node + .mini-chain__node { margin-top: 22px; }
.mini-chain__node + .mini-chain__node::before { content: ""; position: absolute; left: 50%; bottom: 100%; width: 1px; height: 23px; background: var(--border-strong); }

/* Anchors, disclosure, terminology */
.toc { padding: 18px; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.toc__title { margin: 0 0 12px; font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.toc ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.toc a { display: flex; align-items: center; min-height: 44px; padding: 8px 12px; border-radius: var(--r-btn); color: var(--text-muted); }
.toc a:hover { background: var(--bg-panel-2); color: var(--text); text-decoration: none; }
.toc--sticky { position: sticky; top: 16px; align-self: start; }
.faq { border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.faq__item + .faq__item { border-top: 1px solid var(--border); }
.faq__item summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 64px; padding: 18px 24px; list-style: none; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-family: var(--font-mono); color: var(--text-muted); flex-shrink: 0; }
.faq__item[open] summary::after { content: "−"; }
.faq__answer { padding: 0 24px 22px; color: var(--text-muted); }
.faq__answer p:last-child { margin-bottom: 0; }
.term-card { border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); padding: 26px; min-width: 0; }
.term-card__category { display: block; font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); margin-bottom: 18px; }
.term-card h3 { margin: 0 0 14px; font-family: var(--font-mono); overflow-wrap: anywhere; }
.term-card p { color: var(--text-muted); }
.term-card p:last-child { margin-bottom: 0; }

/* Store and trusted facts */
.app-store-button {
  display: inline-flex; justify-content: center; align-items: center; gap: 12px; min-height: 56px;
  max-width: 100%; padding: 10px 20px; border: 1px solid var(--clear); border-radius: var(--r-btn);
  background: var(--accent); color: var(--on-accent); box-shadow: var(--shadow-btn);
  text-decoration: none; transition: background-color var(--ease);
}
.app-store-button:hover, .app-store-button.is-hover { background: var(--accent-dark); color: var(--on-accent); text-decoration: none; }
.app-store-button:active { background: var(--accent-dark); color: var(--on-accent); box-shadow: none; }
.app-store-button svg { width: 26px; height: 28px; flex-shrink: 0; fill: currentColor; }
.app-store-button__text { display: block; min-width: 0; }
.app-store-button__eyebrow { display: block; font-size: 11px; line-height: 1.4; }
.app-store-button__name { display: block; font-size: 17px; line-height: 1.5; font-weight: 500; }
.app-store-button[aria-disabled="true"] { background: var(--bg-panel-2); color: var(--text-muted); box-shadow: none; border-color: var(--border); }
.fact-pills { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 24px 0 0; padding: 0; list-style: none; }
.fact-pills > li, .fact-pill { display: inline-flex; align-items: center; gap: 8px; min-width: 0; max-width: 100%; padding: 6px 12px; border: 1px solid var(--border); border-radius: var(--r-pill); background: var(--bg-panel); color: var(--text-muted); font-size: 12px; overflow-wrap: anywhere; }
.fact-pills strong { color: var(--text); font-weight: 500; }
.store-guide { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; padding: 28px; border: 1px solid var(--border-strong); border-radius: var(--r-card); background: var(--bg-panel-2); color: var(--text); }
.store-guide__copy { flex: 1 1 280px; min-width: 0; }
.store-guide h2, .store-guide h3 { margin: 0 0 12px; font-size: 23px; }
.store-guide p { margin: 0; color: var(--text-muted); }

.official-shot { width: 100%; max-width: 280px; margin: 0 auto; padding: 0; flex-shrink: 0; }
.official-shot img { display: block; width: 100%; height: auto; border-radius: 10px; }
.official-shot figcaption { padding-top: 12px; color: var(--text-muted); font-size: 12px; line-height: 1.7; }
.shot-row { display: flex; align-items: flex-start; justify-content: center; gap: 36px; flex-wrap: wrap; }
.device-card { display: flex; align-items: flex-start; gap: 24px; min-width: 0; padding: 28px; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.device-card > div { min-width: 0; }
.device-card__icon { width: 44px; height: 54px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.3; stroke-linecap: round; }
.device-card h3 { margin: 0 0 12px; }
.device-card p { color: var(--text-muted); }
.article-card { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 28px; border: 1px solid var(--border); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); }
.article-card__tag { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.article-card h3 { margin: 18px 0 14px; font-size: 21px; }
.article-card h3 a { color: var(--text); }
.article-card p { color: var(--text-muted); }
.article-card__link { margin-top: auto; padding-top: 12px; }
.callout { margin: 28px 0; padding: 22px 24px; border: 1px solid var(--border); border-left: 2px solid var(--accent); border-radius: var(--r-btn); background: var(--bg-panel-2); color: var(--text); }
.callout p:last-child { margin-bottom: 0; }
.callout__label { display: block; margin-bottom: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--accent-dark); }
.dl-fab { position: fixed; right: 24px; bottom: 24px; z-index: var(--layer-fab); display: flex; align-items: center; gap: 12px; max-width: calc(100% - 40px); min-height: 52px; padding: 12px 18px; border: 1px solid var(--border-strong); border-radius: var(--r-card); background: var(--bg-panel); color: var(--text); box-shadow: var(--shadow-hair); font-size: 13px; }
.dl-fab svg { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.5; }
.dl-fab:hover { border-color: var(--accent); color: var(--accent-dark); text-decoration: none; }
body.has-article-fab { padding-bottom: 88px; }

/* Tables must scroll, never squeeze words into vertical columns. */
.table-scroll { width: 100%; max-width: 100%; min-width: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--border); border-radius: var(--r-card); }
.data-table { width: 100%; border-collapse: collapse; text-align: left; background: var(--bg-panel); color: var(--text); }
.data-table th, .data-table td, .prose table th, .prose table td, .document-body table th, .document-body table td {
  min-width: 7em; padding: 16px 20px; border-bottom: 1px solid var(--border);
  overflow-wrap: normal; word-break: normal; vertical-align: top; font-size: 14px;
}
.data-table th, .prose table th, .document-body table th { background: var(--bg-panel-2); color: var(--text); font-weight: 500; }
.data-table tr:last-child td { border-bottom: 0; }
.prose table, .document-body table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; width: 100%; max-width: 100%; min-width: 0; border-collapse: collapse; text-align: left; background: var(--bg-panel); color: var(--text); }
.data-table code, .prose table code, .document-body table code { overflow-wrap: anywhere; word-break: normal; }

/* Preview furniture, not application UI. */
.preview-header .topbar__row { max-width: var(--container); }
.preview-header .trail { display: flex; }
.preview-header .trail__list { flex-wrap: wrap; }
.preview-header .locale { margin-left: 0; }
.preview-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; margin-top: 32px; }
.preview-grid > * { min-width: 0; }
.swatch { margin: 0; border: 1px solid var(--border); border-radius: var(--r-card); overflow: hidden; background: var(--bg-panel); color: var(--text); }
.swatch__paint { height: 74px; border-bottom: 1px solid var(--border); }
.swatch figcaption { padding: 12px 16px; font-family: var(--font-mono); font-size: 12px; overflow-wrap: anywhere; }
.swatch--bg .swatch__paint { background: var(--bg); }
.swatch--panel .swatch__paint { background: var(--bg-panel); }
.swatch--soft .swatch__paint { background: var(--bg-panel-2); }
.swatch--border .swatch__paint { background: var(--border); }
.swatch--strong .swatch__paint { background: var(--border-strong); }
.swatch--dot .swatch__paint { background: var(--dot); }
.swatch--accent .swatch__paint { background: var(--accent); }
.swatch--dark .swatch__paint { background: var(--accent-dark); }
.swatch--text .swatch__paint { background: var(--text); }
.swatch--muted .swatch__paint { background: var(--text-muted); }
.swatch--faint .swatch__paint { background: var(--text-faint); }
.swatch--success .swatch__paint { background: var(--success); }
.swatch--warn .swatch__paint { background: var(--warn); }
.swatch--error .swatch__paint { background: var(--error); }
.preview-shot {
  display: flex; align-items: center; justify-content: center; width: 100%; aspect-ratio: 750 / 1334;
  border: 1px solid var(--border-strong); border-radius: var(--r-shot); padding: 20px;
  background: var(--bg-panel-2); color: var(--text-muted); font-family: var(--font-mono); font-size: 12px; text-align: center;
}
.preview-type { margin-top: 32px; }
.preview-type__display { font-family: var(--font-display); font-size: 40px; line-height: 1.2; font-weight: 400; letter-spacing: var(--track-cjk); }
.preview-spaced { margin-top: 32px; }
.preview-caption { font-size: 13px; color: var(--text-muted); }
.preview-fab { position: static; width: fit-content; max-width: 100%; }
@media (max-width: 1120px) {
  .lead__grid { grid-template-columns: minmax(0,1fr); height: auto; }
  .lead__copy { padding: 72px 32px 56px; }
  .stage { border-left: 0; border-top: 1px solid var(--border); padding: 56px 24px 40px; }
}
@media (max-width: 760px) {
  .lead__copy { padding: 56px var(--gutter) 44px; }
  .lead__title { font-size: 28px; }
  .rig__body { grid-template-columns: minmax(0,1fr); }
  .facts__row { flex-wrap: wrap; }
  .facts__cell { flex: 1 1 50%; min-width: 0; min-height: var(--facts-h); border-top: 1px solid var(--border); }
  .facts__cell + .facts__cell { border-left: 0; }
  .tabs { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .tabs [role="tablist"] { flex-direction: row; overflow-x: auto; padding-bottom: 6px; gap: 8px; }
  .tabs [role="tab"] { flex: 0 0 auto; width: auto; min-height: 44px; padding: 10px 16px; border: 1px solid var(--border-strong); border-radius: var(--r-pill); white-space: nowrap; }
  .tabs [role="tab"]::before { display: none; }
  .tabs [role="tab"][aria-selected="true"] { border-color: var(--accent); background: var(--bg-panel); color: var(--text); }
  .tabs [role="tabpanel"] { padding: 24px; }
  .preview-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .preview-header .topbar__row { flex-wrap: wrap; padding-block: 14px; gap: 10px; }
  .preview-header .trail { order: 3; width: 100%; }
  .preview-header .trail__list { font-size: 12px; }
  .preview-header .trail__list li + li::before { margin-inline: 7px; }
}
@media (max-width: 640px) {
  .stage { padding-inline: var(--gutter); }
  .rig__body { padding: 8px; gap: 8px; }
  .cell { gap: 7px; padding-inline: 9px; }
  .cell__rule { overflow-wrap: anywhere; }
  .fact-pills { justify-content: center; gap: 6px; }
  .device-card { gap: 16px; padding: 22px; }
  .device-card__icon { width: 32px; height: 44px; }
  .shot-row { flex-direction: column; align-items: center; }
  .dl-fab { right: 20px; bottom: 16px; }
  .band__head { flex-wrap: wrap; }
  .preview-type__display { font-size: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .pulse::after { opacity: 0; }
}