/* ---------- design tokens ---------- */
:root {
  --bg: #050912;
  --panel: rgba(10, 17, 32, 0.74);
  --panel-solid: #0b1426;
  --line: rgba(150, 195, 255, 0.16);
  --line-strong: rgba(150, 195, 255, 0.32);
  --text: #eaf2ff;
  --muted: #9fb2cf;
  --accent: #58e0ff;
  --accent-2: #b48cff;
  --good: #66f0a8;
  --bad: #ff7a8a;
  --radius: 16px;
  --font: ui-rounded, 'SF Pro Rounded', 'Nunito', 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', sans-serif;
  --panel-w: 290px;
  --card-w: 410px;
  --tb-h: 64px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 15px; line-height: 1.45; -webkit-tap-highlight-color: transparent; }
button { font: inherit; color: inherit; cursor: pointer; }
[hidden] { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.ico { display: block; flex: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

#stage { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; outline: none; }
#labels { position: fixed; inset: 0; pointer-events: none; overflow: hidden; }
#hud { position: fixed; inset: 0; pointer-events: none; }
#hud > * { pointer-events: auto; }

/* ---------- labels ---------- */
.label { position: absolute; left: 0; top: 0; padding: 0; margin: 0; border: 0; background: none; opacity: 0; will-change: transform, opacity; text-align: left; color: var(--text); pointer-events: none; }
.label-dot { position: absolute; left: -5px; top: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c) 30%, transparent), 0 0 14px var(--c); }
.label-text, .label-nick { position: absolute; left: 12px; white-space: nowrap; }
.label-text { top: -30px; padding: 3px 10px 3px 9px; border-radius: 999px; font-size: 13px; font-weight: 700; letter-spacing: 0.01em; background: rgba(6, 12, 24, 0.72); border: 1px solid color-mix(in srgb, var(--c) 55%, transparent); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4); }
.label::before { content: ''; position: absolute; left: 4px; top: -14px; width: 10px; height: 14px; border-left: 1.5px solid color-mix(in srgb, var(--c) 70%, transparent); border-bottom: 1.5px solid color-mix(in srgb, var(--c) 70%, transparent); border-bottom-left-radius: 8px; transform: translate(0, 0); opacity: 0.85; }
.label-nick { top: -8px; font-size: 11.5px; color: var(--muted); opacity: 0; transition: opacity 0.2s; text-shadow: 0 1px 6px #000; }
.label.is-hover .label-nick, .label.is-focus .label-nick { opacity: 1; }
.label.is-hover .label-text, .label.is-focus .label-text { background: color-mix(in srgb, var(--c) 28%, rgba(6, 12, 24, 0.85)); border-color: var(--c); }
.label.sub .label-text { top: calc(-26px + var(--dy, 0px)); font-size: 12px; font-weight: 600; background: rgba(6, 12, 24, 0.82); }
.label.shifted::before { display: none; }
.label.sub .label-dot { width: 8px; height: 8px; left: -4px; top: -4px; background: #fff; }
.label.sub.is-active .label-text { background: color-mix(in srgb, var(--c) 35%, rgba(6, 12, 24, 0.9)); border-color: #fff; }

/* ---------- top bar ---------- */
#topbar { position: absolute; left: 16px; right: 16px; top: 14px; display: flex; align-items: center; gap: 14px; pointer-events: none; }
#topbar > * { pointer-events: auto; }
.brand { position: relative; }
.pill { display: inline-flex; align-items: center; gap: 9px; padding: 9px 14px 9px 12px; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--panel); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); font-weight: 800; font-size: 15px; box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35); }
.pill:hover { border-color: var(--accent); }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.hint { color: var(--muted); font-size: 13px; padding: 6px 12px; border-radius: 999px; background: rgba(6, 12, 24, 0.45); transition: opacity 0.8s; pointer-events: none !important; }
.hint.gone { opacity: 0; }

.popover { position: absolute; z-index: 30; min-width: 250px; padding: 12px; border-radius: 14px; border: 1px solid var(--line-strong); background: var(--panel-solid); box-shadow: 0 16px 50px rgba(0, 0, 0, 0.6); }
#cell-menu { top: 46px; left: 0; display: grid; gap: 8px; width: 330px; max-width: calc(100vw - 32px); }
.menu-item { display: grid; grid-template-columns: 14px 1fr; gap: 3px 12px; align-items: center; text-align: left; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); }
.menu-item:hover, .menu-item[aria-checked='true'] { border-color: var(--c, var(--accent)); background: color-mix(in srgb, var(--c, var(--accent)) 12%, transparent); }
.menu-item i { display: block; width: 12px; height: 12px; border-radius: 50%; background: var(--c); box-shadow: 0 0 10px var(--c); grid-row: span 2; }
.menu-item b { font-size: 14.5px; }
.menu-item span { font-size: 12.5px; color: var(--muted); }

/* ---------- parts panel ---------- */
#parts-panel { position: absolute; left: 16px; top: 64px; bottom: calc(var(--tb-h) + 28px); width: var(--panel-w); display: flex; flex-direction: column; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4); transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.3s; overflow: hidden; }
#parts-panel.closed { transform: translateX(-110%); opacity: 0; pointer-events: none; }
.panel-head { padding: 12px 12px 6px; }
.search { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 12px; background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line); color: var(--muted); }
.search input { flex: 1; min-width: 0; background: none; border: 0; outline: 0; color: var(--text); font: inherit; }
.panel-scroll { overflow-y: auto; padding: 4px 8px 12px; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.cat { margin: 10px 4px 4px; font-size: 11.5px; font-weight: 800; letter-spacing: 0.09em; text-transform: uppercase; color: var(--muted); }
.part-item { width: 100%; display: grid; grid-template-columns: 14px 1fr; gap: 0 11px; align-items: center; text-align: left; padding: 7px 10px; margin: 2px 0; border: 1px solid transparent; border-radius: 11px; background: none; }
.part-item i { display: block; width: 11px; height: 11px; border-radius: 50%; background: var(--c); box-shadow: 0 0 10px var(--c); grid-row: span 2; }
.part-item b { font-weight: 700; font-size: 14px; }
.part-item small { color: var(--muted); font-size: 12px; }
.part-item:hover, .part-item.hover { background: rgba(255, 255, 255, 0.07); border-color: var(--line); }
.part-item.active { background: color-mix(in srgb, var(--c) 17%, transparent); border-color: color-mix(in srgb, var(--c) 60%, transparent); }
.quiz-lock { padding: 24px 16px; color: var(--muted); text-align: center; }

/* ---------- info card ---------- */
#info-card { position: absolute; right: 16px; top: 64px; bottom: calc(var(--tb-h) + 28px); width: var(--card-w); display: flex; flex-direction: column; border-radius: var(--radius); border: 1px solid color-mix(in srgb, var(--c, var(--accent)) 50%, var(--line)); background: var(--panel); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5), 0 0 40px color-mix(in srgb, var(--c, var(--accent)) 14%, transparent); animation: cardIn 0.45s cubic-bezier(0.2, 0.8, 0.2, 1); overflow: hidden; }
@keyframes cardIn { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }
.card-head { display: flex; gap: 12px; align-items: flex-start; padding: 16px 14px 8px 18px; }
.card-swatch { width: 44px; height: 44px; border-radius: 14px; flex: none; background: radial-gradient(circle at 35% 30%, #fff8, transparent 55%), var(--c); box-shadow: 0 0 22px color-mix(in srgb, var(--c) 70%, transparent); }
.card-head h2 { margin: 0; font-size: 21px; line-height: 1.15; }
.card-head .nick { margin: 2px 0 0; color: var(--c); font-weight: 700; font-size: 13.5px; filter: brightness(1.25); }
.icon-btn { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.05); margin-left: auto; flex: none; }
.icon-btn:hover { border-color: var(--accent); }
.card-scroll { overflow-y: auto; padding: 4px 18px 12px; flex: 1; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 10px; }
.tag { padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.05); }
.tag.cat-tag { border-color: color-mix(in srgb, var(--c) 60%, transparent); color: var(--c); filter: brightness(1.3); }
.seg { display: inline-flex; padding: 3px; border-radius: 999px; background: rgba(255, 255, 255, 0.06); border: 1px solid var(--line); gap: 2px; }
.seg button { padding: 5px 13px; border-radius: 999px; border: 0; background: none; color: var(--muted); font-size: 13px; font-weight: 700; }
.seg button[aria-pressed='true'] { background: var(--accent); color: #04121c; }
.card-scroll h3 { margin: 16px 0 6px; font-size: 12px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--muted); font-weight: 800; }
.card-scroll p { margin: 0 0 9px; font-size: 14.5px; }
.callout { margin: 12px 0; padding: 10px 13px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04); font-size: 14px; }
.callout b { display: block; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 3px; }
.callout.analogy { border-color: color-mix(in srgb, var(--accent-2) 50%, transparent); background: color-mix(in srgb, var(--accent-2) 9%, transparent); }
.callout.analogy b { color: var(--accent-2); }
.callout.fun { border-color: color-mix(in srgb, #ffd54a 50%, transparent); background: rgba(255, 213, 74, 0.07); }
.callout.fun b { color: #ffd54a; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 8px; margin: 10px 0; }
.fact { padding: 8px 10px; border-radius: 11px; background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line); }
.fact small { display: block; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.07em; font-weight: 700; }
.fact span { font-size: 13.5px; font-weight: 600; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip { padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.05); font-size: 13px; font-weight: 600; }
.chip:hover, .chip.on { border-color: var(--c, var(--accent)); background: color-mix(in srgb, var(--c, var(--accent)) 18%, transparent); }
.chip i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--c); margin-right: 7px; }
.sub-callout { margin-top: 10px; padding: 10px 13px; border-radius: 12px; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.05); font-size: 14px; }
.sub-callout b { color: var(--accent); display: block; margin-bottom: 2px; }
.sound-note { display: flex; gap: 10px; align-items: flex-start; margin-top: 14px; padding: 10px 12px; border-radius: 12px; border: 1px dashed var(--line-strong); color: var(--muted); font-size: 13px; }
.sound-note .ico { color: var(--accent); margin-top: 1px; }
.sound-note b { color: var(--text); }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--line); }
.card-foot .nav { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; }
.card-foot .tb { height: 34px; padding: 0 12px; }

/* ---------- caption banner (tour / quiz) ---------- */
#caption { position: absolute; left: 50%; bottom: calc(var(--tb-h) + 34px); transform: translateX(-50%); width: min(720px, calc(100vw - 32px)); padding: 12px 16px 14px; border-radius: 16px; border: 1px solid var(--line-strong); background: var(--panel-solid); box-shadow: 0 14px 50px rgba(0, 0, 0, 0.55); animation: capIn 0.35s ease; }
@keyframes capIn { from { transform: translate(-50%, 16px); opacity: 0; } to { transform: translate(-50%, 0); opacity: 1; } }
#caption .cap-top { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
#caption .cap-kicker { font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 800; color: var(--accent); }
#caption h4 { margin: 0; font-size: 17px; }
#caption p { margin: 4px 0 10px; font-size: 14.5px; }
#caption .cap-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
#caption .cap-spacer { flex: 1; }
#caption .progress { height: 3px; border-radius: 2px; background: rgba(255, 255, 255, 0.1); overflow: hidden; margin-top: 10px; }
#caption .progress i { display: block; height: 100%; width: 0; background: var(--accent); }
#caption.good { border-color: var(--good); }
#caption.bad { border-color: var(--bad); animation: shake 0.35s; }
@keyframes shake { 20% { transform: translate(calc(-50% - 6px), 0); } 50% { transform: translate(calc(-50% + 6px), 0); } 80% { transform: translate(calc(-50% - 3px), 0); } }
.score { font-weight: 800; color: var(--good); }

/* ---------- toolbar ---------- */
#toolbar { position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); max-width: calc(100vw - 16px); min-height: var(--tb-h); display: flex; align-items: center; gap: 4px; padding: 8px 10px; border-radius: 22px; border: 1px solid var(--line-strong); background: var(--panel); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5); overflow-x: auto; scrollbar-width: none; }
#toolbar::-webkit-scrollbar { display: none; }
.tb { display: inline-flex; align-items: center; gap: 7px; height: 44px; padding: 0 12px; border-radius: 14px; border: 1px solid transparent; background: none; font-weight: 700; font-size: 13.5px; white-space: nowrap; flex: none; }
.tb:hover { background: rgba(255, 255, 255, 0.08); }
.tb[aria-pressed='false'] { color: var(--muted); }
.tb[aria-pressed='true'] .ico { color: var(--accent); }
.tb.accent { background: color-mix(in srgb, var(--accent) 14%, transparent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.tb.accent:hover { background: color-mix(in srgb, var(--accent) 26%, transparent); }
.tb.accent .ico { color: var(--accent); }
.tb.on { background: var(--accent); color: #04121c; }
.tb.on .ico { color: #04121c; }
.tb-sep { width: 1px; height: 26px; background: var(--line-strong); margin: 0 4px; flex: none; }
.tb-slider { cursor: default; }
.tb-slider input[type='range'] { width: 84px; }
.tb-vol { padding: 0 4px; }
.tb-vol input { width: 70px; }
input[type='range'] { -webkit-appearance: none; appearance: none; height: 18px; background: none; margin: 0; }
input[type='range']::-webkit-slider-runnable-track { height: 4px; border-radius: 2px; background: var(--line-strong); }
input[type='range']::-moz-range-track { height: 4px; border-radius: 2px; background: var(--line-strong); }
input[type='range']::-webkit-slider-thumb { -webkit-appearance: none; width: 16px; height: 16px; margin-top: -6px; border-radius: 50%; background: var(--accent); border: 2px solid #04121c; box-shadow: 0 0 10px var(--accent); }
input[type='range']::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 2px solid #04121c; }
.meter { display: flex; align-items: flex-end; gap: 2px; height: 24px; width: 46px; margin: 0 4px; flex: none; }
.meter i { flex: 1; min-height: 2px; height: 2px; border-radius: 1px; background: linear-gradient(to top, var(--accent), var(--accent-2)); opacity: 0.85; }
#settings { right: 16px; bottom: calc(var(--tb-h) + 28px); width: 372px; max-width: calc(100vw - 32px); }
#settings .seg button { padding: 5px 11px; }
#settings h3 { margin: 0 0 8px; font-size: 14px; }
#settings .row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 10px 0; }
#toast { position: absolute; left: 50%; top: 68px; transform: translateX(-50%); padding: 8px 16px; border-radius: 999px; background: var(--panel-solid); border: 1px solid var(--line-strong); font-size: 13.5px; font-weight: 600; opacity: 0; transition: opacity 0.3s; pointer-events: none !important; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5); }
#toast.show { opacity: 1; }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; background: rgba(2, 5, 12, 0.7); backdrop-filter: blur(6px); padding: 16px; }
.modal-card { position: relative; width: min(620px, 100%); max-height: 90vh; overflow: auto; padding: 24px 26px; border-radius: 20px; border: 1px solid var(--line-strong); background: var(--panel-solid); }
.modal-card h2 { margin: 0 0 10px; }
.modal-card h3 { margin: 18px 0 6px; font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.modal-card .close { position: absolute; right: 14px; top: 14px; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.05); }
.help-list { padding-left: 20px; display: grid; gap: 8px; }
kbd { padding: 1px 7px; border-radius: 6px; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.07); font: 600 12.5px var(--font); }
.kbd-row { line-height: 2; }

/* ---------- splash ---------- */
#splash { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 20px; overflow: auto; transition: opacity 0.9s ease, visibility 0.9s; }
#splash.gone { opacity: 0; visibility: hidden; pointer-events: none; }
.splash-bg { position: fixed; inset: 0; background: radial-gradient(ellipse at 30% 20%, rgba(88, 224, 255, 0.14), transparent 55%), radial-gradient(ellipse at 75% 80%, rgba(180, 140, 255, 0.16), transparent 55%), linear-gradient(180deg, #060c1a, #02040a); }
.splash-bg::after { content: ''; position: absolute; inset: 0; background-image: radial-gradient(circle, rgba(160, 220, 255, 0.55) 1px, transparent 1.5px), radial-gradient(circle, rgba(200, 160, 255, 0.4) 1.5px, transparent 2px); background-size: 90px 90px, 160px 160px; background-position: 10px 20px, 60px 80px; opacity: 0.25; animation: drift 60s linear infinite; }
@keyframes drift { to { background-position: 10px 1020px, 60px 1080px; } }
.splash-inner { position: relative; width: min(760px, 100%); text-align: center; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.22em; font-size: 12px; font-weight: 800; color: var(--accent); margin: 0 0 6px; }
h1 { margin: 0; font-size: clamp(40px, 8vw, 78px); line-height: 1; letter-spacing: -0.02em; font-weight: 900; }
.grad { background: linear-gradient(100deg, var(--accent), var(--accent-2) 60%, #ff7ab8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(16px, 2.4vw, 20px); color: #cfe0f8; margin: 14px auto 22px; max-width: 34em; }
.cards { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 22px; }
.cell-card { width: 220px; text-align: left; padding: 14px 16px; border-radius: 16px; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, 0.04); transition: transform 0.2s, border-color 0.2s, background 0.2s; }
.cell-card:hover { transform: translateY(-3px); }
.cell-card[aria-checked='true'] { border-color: var(--c); background: color-mix(in srgb, var(--c) 14%, transparent); box-shadow: 0 0 30px color-mix(in srgb, var(--c) 25%, transparent); }
.cell-card i { display: block; width: 26px; height: 26px; border-radius: 50%; margin-bottom: 10px; background: radial-gradient(circle at 35% 30%, #fff9, transparent 55%), var(--c); box-shadow: 0 0 20px var(--c); }
.cell-card b { display: block; font-size: 17px; }
.cell-card span { display: block; color: var(--muted); font-size: 13px; margin-top: 3px; }
.cell-card[disabled] { opacity: 0.5; cursor: default; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cta { display: inline-flex; align-items: center; gap: 10px; padding: 14px 26px; border-radius: 999px; border: 0; font-weight: 800; font-size: 16px; color: #04121c; background: linear-gradient(100deg, var(--accent), #8fb4ff); box-shadow: 0 8px 30px color-mix(in srgb, var(--accent) 35%, transparent); transition: transform 0.15s; }
.cta:hover:not([disabled]) { transform: translateY(-2px) scale(1.02); }
.cta[disabled] { opacity: 0.45; cursor: progress; }
.cta.ghost { background: rgba(255, 255, 255, 0.07); color: var(--text); border: 1px solid var(--line-strong); box-shadow: none; }
.loading { width: min(420px, 100%); margin: 0 auto; }
.bar { height: 6px; border-radius: 3px; background: rgba(255, 255, 255, 0.1); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width 0.25s; }
.loading p { color: var(--muted); font-size: 13.5px; margin: 8px 0 0; }
.error { color: var(--bad); font-weight: 700; }

/* ---------- small screens ---------- */
@media (max-width: 900px) {
  :root { --panel-w: 270px; --card-w: 360px; }
  .tb-label { display: none; }
  .meter { display: none; }
}
@media (max-width: 760px) {
  #hint { display: none; }
  #parts-panel { left: 8px; right: 8px; width: auto; top: auto; height: 52vh; bottom: calc(var(--tb-h) + 20px); }
  #parts-panel.closed { transform: translateY(110%); }
  #info-card { left: 8px; right: 8px; width: auto; top: auto; height: 46vh; bottom: calc(var(--tb-h) + 20px); animation-name: sheetIn; }
  @keyframes sheetIn { from { transform: translateY(40px); opacity: 0; } to { transform: none; opacity: 1; } }
  #topbar { left: 8px; right: 8px; top: 8px; }
  #toolbar { bottom: 8px; border-radius: 18px; }
  #caption { bottom: calc(var(--tb-h) + 20px); }
  body.has-card #caption { display: none; }
  .card-head h2 { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }