:root {
  --bg: #05060d;
  --ink: #e9e6dc;
  --ink-2: #a9a8b5;
  --ink-3: #6c6c7c;
  --line: rgba(255, 255, 255, 0.09);
  --glass: rgba(10, 11, 22, 0.86);
  --glass-2: rgba(14, 15, 28, 0.96);
  --gold: #ffcf7a;
  --serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --side-w: min(420px, 92vw);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 14px; -webkit-font-smoothing: antialiased; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; }
canvas#base, canvas#labels { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; pointer-events: none; }
canvas#sky { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; cursor: grab; touch-action: none; }
canvas#sky.drag { cursor: grabbing; }
canvas#sky.hot { cursor: pointer; }

/* ---------------------------------------------------------------- header */
#top { position: fixed; top: 0; left: 0; right: 0; display: flex; align-items: flex-start; gap: 20px;
  padding: 18px 22px; pointer-events: none; z-index: 5; }
#top > * { pointer-events: auto; }
.brand { flex: 1; min-width: 0; }
.brand h1 { margin: 0; font-family: var(--serif); font-weight: 400; font-size: 44px; line-height: 0.9;
  letter-spacing: -0.01em; font-style: italic;
  background: linear-gradient(100deg, #fff4d6 10%, var(--gold) 45%, #ff8fd8 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.tag { margin: 6px 0 0; color: var(--ink-2); font-size: 12.5px; max-width: 520px; }
#stat-line { font-family: var(--mono); font-size: 11px; color: var(--ink-3); display: block; margin-top: 3px; letter-spacing: 0.02em; }

.views { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--glass); }
.view { padding: 7px 14px; border-radius: 999px; color: var(--ink-2); font-size: 13px; position: relative; }
.view.on { background: rgba(255, 255, 255, 0.09); color: var(--ink); }
.view:hover { color: var(--ink); }
#feed-dot { position: absolute; top: 6px; right: 6px; width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold); box-shadow: 0 0 8px var(--gold); display: none; }
#feed-dot.on { display: block; animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }

.search { position: relative; width: 260px; }
.search input { width: 100%; padding: 9px 34px 9px 14px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--glass); color: var(--ink); font: inherit; font-size: 13px; outline: none; }
.search input:focus { border-color: rgba(255, 207, 122, 0.5); }
.search input::-webkit-search-cancel-button { display: none; }
.search kbd { position: absolute; right: 12px; top: 8px; font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  border: 1px solid var(--line); border-radius: 4px; padding: 0 5px; }
#results { position: absolute; top: 42px; left: 0; right: 0; margin: 0; padding: 4px; list-style: none;
  background: var(--glass-2); border: 1px solid var(--line); border-radius: 12px; max-height: 60vh; overflow: auto; }
#results li { padding: 8px 10px; border-radius: 8px; cursor: pointer; display: flex; gap: 8px; align-items: baseline; }
#results li.on, #results li:hover { background: rgba(255, 255, 255, 0.07); }
#results .yr { margin-left: auto; font-family: var(--mono); font-size: 11px; color: var(--ink-3); white-space: nowrap; }
.dot { width: 7px; height: 7px; border-radius: 50%; flex: none; display: inline-block; transform: translateY(-1px); }

/* ---------------------------------------------------------------- legend */
#legend { position: fixed; left: 22px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column;
  gap: 2px; z-index: 4; }
#legend button { display: flex; align-items: center; gap: 9px; padding: 5px 10px 5px 6px; border-radius: 999px;
  color: var(--ink-2); font-size: 12.5px; text-align: left; transition: opacity 0.2s, background 0.2s; }
#legend button:hover { background: rgba(255, 255, 255, 0.05); color: var(--ink); }
#legend button.off { opacity: 0.3; }
#legend button .n { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
#legend .dot { width: 9px; height: 9px; box-shadow: 0 0 10px currentColor; }

/* ---------------------------------------------------------------- era readout */
#era { position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%); text-align: center; pointer-events: none;
  z-index: 3; opacity: 0; transition: opacity 0.6s; }
#era.on { opacity: 1; }
#era-year { display: block; font-family: var(--serif); font-size: 64px; line-height: 1; color: #fff8e6;
  text-shadow: 0 0 40px rgba(255, 207, 122, 0.45); }
#era-note { display: block; margin-top: 6px; font-size: 13px; color: var(--ink-2); min-height: 18px; }

/* ---------------------------------------------------------------- scrubber */
#scrub { position: fixed; left: 0; right: 0; bottom: 0; display: flex; align-items: center; gap: 12px;
  padding: 14px 22px calc(16px + env(safe-area-inset-bottom)); z-index: 5;
  background: linear-gradient(to top, rgba(5, 6, 13, 0.92), rgba(5, 6, 13, 0)); }
#play { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: var(--glass);
  display: grid; place-items: center; flex: none; color: var(--gold); }
#play:hover { border-color: rgba(255, 207, 122, 0.5); }
.track-wrap { flex: 1; position: relative; height: 34px; }
#time { position: absolute; inset: 0; width: 100%; margin: 0; background: transparent; -webkit-appearance: none; appearance: none; }
#time::-webkit-slider-runnable-track { height: 2px; background: linear-gradient(90deg, rgba(255,255,255,0.08), rgba(255, 207, 122, 0.55)); border-radius: 2px; }
#time::-moz-range-track { height: 2px; background: linear-gradient(90deg, rgba(255,255,255,0.08), rgba(255, 207, 122, 0.55)); }
#time::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; border-radius: 50%; margin-top: -6px;
  background: #fff4d6; box-shadow: 0 0 14px var(--gold); border: 0; }
#time::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: #fff4d6; box-shadow: 0 0 14px var(--gold); border: 0; }
#ticks { position: absolute; left: 7px; right: 7px; top: 24px; height: 12px; pointer-events: none; }
#ticks span { position: absolute; transform: translateX(-50%); font-family: var(--mono); font-size: 9.5px; color: var(--ink-3); white-space: nowrap; }
.pill { padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--glass); color: var(--ink-2);
  font-size: 12px; white-space: nowrap; }
.pill:hover { color: var(--ink); border-color: rgba(255, 255, 255, 0.2); }
.pill.on { color: var(--gold); border-color: rgba(255, 207, 122, 0.45); }

/* ---------------------------------------------------------------- side panels */
.side { position: fixed; top: 86px; right: 16px; bottom: 78px; width: var(--side-w); z-index: 6;
  background: rgba(9, 10, 20, 0.95); border: 1px solid var(--line); border-radius: 18px; overflow: auto;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.15) transparent;
  animation: slide 0.35s cubic-bezier(.2,.8,.2,1); }
@keyframes slide { from { transform: translateX(24px); opacity: 0; } }
.x { position: sticky; top: 0; float: right; width: 30px; height: 30px; border-radius: 50%; font-size: 20px; line-height: 1;
  color: var(--ink-2); background: rgba(255, 255, 255, 0.05); }
.x:hover { color: var(--ink); background: rgba(255, 255, 255, 0.1); }

#panel { padding: 22px 22px 28px; }
#panel .x { position: sticky; z-index: 2; background: rgba(5, 6, 13, 0.7); margin-bottom: -30px; }
/* overflow: clip, not hidden: hidden would start a block formatting context and shrink the
   figure beside the floated close button. */
.p-media { position: relative; margin: -22px -22px 18px; border-radius: 17px 17px 0 0; overflow: clip; background: #0b0c16;
  height: min(320px, calc(var(--side-w) * var(--r, 0.66))); opacity: 0; transition: opacity 0.35s; }
.p-media.in { opacity: 1; }
.p-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.p-media.flat { background: #eceae2; }
.p-media.flat img { object-fit: contain; padding: 16px 22px; }
.p-media::after { content: ""; position: absolute; inset: auto 0 0 0; height: 40%; pointer-events: none;
  background: linear-gradient(to top, rgba(9, 10, 20, 0.55), transparent); }
.p-media.flat::after { display: none; }
.p-media figcaption { position: absolute; right: 8px; bottom: 6px; z-index: 1; max-width: calc(100% - 16px); font-size: 10px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.p-media figcaption a { color: rgba(255, 255, 255, 0.7); text-decoration: none; background: rgba(0, 0, 0, 0.5); padding: 2px 7px; border-radius: 999px; }
.p-media.flat figcaption a { color: #555; background: rgba(255, 255, 255, 0.7); }
.p-og { display: block; position: relative; margin: -22px -22px 18px; border-radius: 17px 17px 0 0; overflow: clip;
  height: calc(var(--side-w) / 1.91); background: #0b0c16; opacity: 0; transition: opacity 0.35s; }
.p-og.in { opacity: 1; }
.p-og img { width: 100%; height: 100%; object-fit: cover; display: block; }
.p-og span { position: absolute; right: 8px; bottom: 6px; font-size: 10.5px; color: #fff; background: rgba(0, 0, 0, 0.6); padding: 2px 8px; border-radius: 999px; }
.vid { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000 center / cover no-repeat;
  margin-bottom: 10px; cursor: pointer; border: 1px solid var(--line); }
.vid::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.05) 60%); }
.vid.on::before { display: none; }
.vid iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.vid-play { position: absolute; left: 50%; top: 42%; transform: translate(-50%, -50%); width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(255, 255, 255, 0.92); color: #05060d; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5); transition: transform 0.2s; }
.vid:hover .vid-play { transform: translate(-50%, -50%) scale(1.08); }
.vid-meta { position: absolute; left: 12px; right: 12px; bottom: 9px; font-size: 12px; line-height: 1.3; }
.vid-meta b { display: block; font-weight: 500; color: #fff; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vid-meta span { color: rgba(255, 255, 255, 0.65); font-size: 11px; }
.p-kicker { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-2); }
.p-name { font-family: var(--serif); font-weight: 400; font-size: 36px; line-height: 1.02; margin: 10px 0 12px; color: #fff; }
.p-blurb { font-size: 16px; line-height: 1.45; color: var(--ink); margin: 0 0 12px; }
.p-detail { font-size: 13.5px; line-height: 1.6; color: var(--ink-2); margin: 0 0 14px; }
.p-meta { font-size: 12.5px; color: var(--ink-3); margin: 0 0 16px; }
.badge { display: inline-block; padding: 3px 8px; border-radius: 999px; font-family: var(--mono); font-size: 10.5px;
  letter-spacing: 0.05em; text-transform: uppercase; border: 1px solid currentColor; }
.badge.graft { color: #7dffc8; }
.badge.proj { color: #b9a8ff; }
.p-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line);
  border-radius: 12px; overflow: hidden; margin: 6px 0 18px; }
.p-stats div { background: rgba(5, 6, 13, 0.55); padding: 10px 12px; }
.p-stats b { display: block; font-family: var(--mono); font-weight: 500; font-size: 20px; color: #fff; }
.p-stats span { font-size: 11px; color: var(--ink-3); }
.p-h { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3);
  margin: 18px 0 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; font-size: 12.5px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line); color: var(--ink); }
.chip:hover { background: rgba(255, 255, 255, 0.1); }
.chip .yr { font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.more { color: var(--ink-3); font-size: 12px; padding: 5px 4px; }
.p-links { display: flex; gap: 14px; margin-top: 20px; font-size: 13px; }
.p-links a { color: var(--gold); text-decoration: none; border-bottom: 1px solid rgba(255, 207, 122, 0.3); }
.p-links a:hover { border-color: var(--gold); }

.chart { margin: 4px 0 10px; }
.chart-title { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 10px; font-size: 12.5px; color: var(--ink); margin-bottom: 4px; }
.chart-title .v { font-family: var(--mono); font-size: 11.5px; color: var(--gold); margin-left: auto; text-align: right; }
.chart svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart-src { font-size: 10.5px; color: var(--ink-3); margin-top: 2px; }
.chart-src a { text-decoration: none; }
.chart-key { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: 10.5px; color: var(--ink-2); margin-top: 4px; }
.chart-key i { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 4px; }

/* ---------------------------------------------------------------- frontier (full screen) */
#feed { position: fixed; inset: 0; z-index: 7; background: rgba(5, 6, 13, 0.94); overflow: auto; animation: fade 0.3s; }
.feed-inner { max-width: 1320px; margin: 0 auto; padding: 96px 22px 60px; }
#feed-sub { margin: 8px 0 0; color: var(--ink-2); max-width: 640px; }
#pulse { display: grid; grid-template-columns: minmax(260px, 1fr) 2fr; gap: 1px; margin: 26px 0 18px; background: var(--line);
  border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.pulse-stats { display: grid; grid-template-columns: repeat(3, 1fr); background: rgba(8, 9, 18, 0.9); }
.pulse-stats div { padding: 18px; }
.pulse-stats b { display: block; font-family: var(--serif); font-weight: 400; font-size: 40px; line-height: 1; color: #fff8e6; }
.pulse-stats span { display: block; margin-top: 6px; font-size: 12px; color: var(--ink-2); }
.pulse-bars { background: rgba(8, 9, 18, 0.9); padding: 12px 16px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px 22px; align-content: center; }
.pulse-bars button { display: grid; grid-template-columns: 78px 1fr 28px; align-items: center; gap: 10px; padding: 4px 6px; border-radius: 8px; font-size: 12px; color: var(--ink-2); }
.pulse-bars button:hover, .pulse-bars button.on { background: rgba(255, 255, 255, 0.05); color: var(--ink); }
.pb-name { text-align: left; }
.pb-bar { height: 6px; border-radius: 3px; background: rgba(255, 255, 255, 0.05); overflow: hidden; }
.pb-bar i { display: block; height: 100%; border-radius: 3px; background: var(--c); box-shadow: 0 0 10px var(--c); }
.pb-n { font-family: var(--mono); font-size: 11px; color: var(--ink-3); text-align: right; }
#feed-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; position: sticky; top: 0; z-index: 2; padding: 12px 0;
  background: linear-gradient(rgba(5, 6, 13, 0.97) 75%, rgba(5, 6, 13, 0)); }
#feed-filters button { padding: 6px 13px; border-radius: 999px; border: 1px solid var(--line); font-size: 12.5px; color: var(--ink-2); }
#feed-filters button.on { color: var(--ink); background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.2); }
#feed-filters button.clear { color: var(--gold); border-color: rgba(255, 207, 122, 0.4); }
.fday { margin: 18px 0 30px; }
.fday-h { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 16px; }
.fday-h h3 { margin: 0; font-family: var(--serif); font-weight: 400; font-size: 28px; }
.fday-h span { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.fgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.fcard { display: flex; flex-direction: column; text-decoration: none; background: rgba(10, 11, 22, 0.85); border: 1px solid var(--line);
  border-radius: 14px; overflow: hidden; transition: border-color 0.2s, transform 0.2s; min-width: 0; }
.fcard:hover { border-color: color-mix(in srgb, var(--c) 55%, transparent); transform: translateY(-2px); }
.fcard.noimg { border-top: 2px solid var(--c); }
.fimg { aspect-ratio: 16 / 9; background: #0b0c16; overflow: hidden; }
.fimg img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s; }
.fcard:hover .fimg img { transform: scale(1.03); }
.fbody { padding: 13px 15px 15px; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.fk { display: flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-2); }
.fsrc { color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-transform: none; letter-spacing: 0; font-size: 10.5px; }
.fk .sig { margin-left: auto; letter-spacing: 1px; color: var(--gold); flex: none; }
.fcard h4 { margin: 0; font-weight: 500; font-size: 15px; line-height: 1.35; color: var(--ink); }
.fcard:hover h4 { color: #fff; }
.fcard p { margin: 0; font-size: 13px; line-height: 1.5; color: var(--ink-2); }
.fgraft { font-size: 12px; color: #7dffc8; margin-top: 2px; }
.lead-row { display: grid; grid-template-columns: 1.6fr 1fr; gap: 16px; margin-bottom: 16px; }
.fcard.lead { display: grid; grid-template-rows: auto 1fr; }
.lead-row.solo { grid-template-columns: 1fr; }
.lead-row.solo .fcard.lead { grid-template-rows: none; grid-template-columns: 1.2fr 1fr; }
.lead-row.solo .fcard.lead .fimg { aspect-ratio: 16 / 9; }
.lead-row.solo .fcard.lead .fbody { justify-content: center; }
.fcard.lead .fimg { aspect-ratio: 16 / 7.5; }
.fcard.lead h4 { font-family: var(--serif); font-weight: 400; font-size: 32px; line-height: 1.1; }
.fcard.lead p { font-size: 15px; }
.fcard.lead .fbody { padding: 18px 20px 20px; gap: 10px; }
.lead-side { display: grid; grid-template-rows: repeat(4, 1fr); gap: 12px; }
.fcard.mini { flex-direction: row; }
.fcard.mini .fimg { aspect-ratio: auto; width: 34%; flex: none; }
.fcard.mini h4 { font-size: 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.fcard.mini.noimg { border-top: 1px solid var(--line); border-left: 2px solid var(--c); }
.empty { padding: 30px 0; color: var(--ink-3); font-size: 13px; line-height: 1.6; }

/* ---------------------------------------------------------------- curves */
#curves { position: fixed; inset: 0; z-index: 7; background: rgba(5, 6, 13, 0.94); overflow: auto; animation: fade 0.3s; }
@keyframes fade { from { opacity: 0; } }
.curves-inner { max-width: 1240px; margin: 0 auto; padding: 96px 22px 60px; }
.curves-head h2 { font-family: var(--serif); font-weight: 400; font-size: 44px; margin: 0; line-height: 1; }
.curves-head { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.curves-head p { color: var(--ink-2); margin: 8px 0 0; max-width: 620px; }
#heroes { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1px; margin: 28px 0 30px;
  background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.hero { background: rgba(8, 9, 18, 0.9); padding: 18px 18px 16px; }
.hero b { display: block; font-family: var(--serif); font-weight: 400; font-size: 36px; line-height: 1; color: #fff8e6; }
.hero span { display: block; margin-top: 8px; font-size: 12.5px; color: var(--ink-2); line-height: 1.4; }
.csec { margin: 34px 0 10px; }
.csec-h { display: flex; align-items: baseline; gap: 18px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 16px; }
.csec-h h3 { margin: 0; font-family: var(--serif); font-weight: 400; font-size: 28px; color: var(--c); }
.csec-h p { margin: 0; color: var(--ink-2); font-size: 13px; }
.csec-h p span { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-left: 8px; }
.cgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }
.chart-note { font-size: 11.5px; color: var(--ink-3); line-height: 1.45; margin-top: 6px; }
.card { background: rgba(10, 11, 22, 0.8); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 12px; }
.card .trend { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin: -2px 0 6px; }

/* ---------------------------------------------------------------- tooltip + about */
#tip { position: fixed; z-index: 9; pointer-events: none; max-width: 300px; padding: 8px 11px; border-radius: 10px;
  background: var(--glass-2); border: 1px solid var(--line); font-size: 12.5px; line-height: 1.35; }
#tip b { font-weight: 500; }
.tip-img { height: 110px; margin: -8px -11px 8px; border-radius: 9px 9px 0 0; background: #0b0c16 center / cover no-repeat; }
.tip-img.flat { background-color: #eceae2; background-size: contain; background-origin: content-box; padding: 8px; }
#tip .yr { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-left: 6px; }
#tip .s { color: var(--ink-2); margin-top: 3px; font-size: 12px; }
#about-link { position: fixed; right: 22px; bottom: 64px; z-index: 4; font-size: 11.5px; }
#about-link a { color: var(--ink-3); text-decoration: none; }
#about-link a:hover { color: var(--ink); }
dialog#about { max-width: 520px; background: var(--glass-2); color: var(--ink); border: 1px solid var(--line);
  border-radius: 18px; padding: 26px 28px; line-height: 1.6; font-size: 14px; }
dialog#about::backdrop { background: rgba(0, 0, 0, 0.6); }
dialog#about h2 { font-family: var(--serif); font-weight: 400; font-size: 32px; margin: 0 0 12px; }
dialog#about p { color: var(--ink-2); }
dialog#about .fine { font-size: 12px; color: var(--ink-3); }

/* ---------------------------------------------------------------- small screens */
@media (max-width: 860px) {
  #top { flex-wrap: wrap; padding: 12px 16px; gap: 10px; }
  .brand { flex-basis: 100%; }
  .brand h1 { font-size: 32px; white-space: nowrap; }
  .views .view { padding: 7px 11px; }
  .tag { font-size: 11.5px; }
  .search { flex: 1; width: auto; min-width: 120px; }
  #stat-line { display: none; }
  #ticks span:nth-child(even) { display: none; }
  #legend { top: auto; bottom: 74px; left: 12px; transform: none; flex-direction: row; flex-wrap: wrap; right: 12px; gap: 0; }
  #legend button { padding: 3px 7px 3px 4px; font-size: 11px; }
  #legend button .n { display: none; }
  .side { top: auto; left: 0; right: 0; bottom: 0; width: auto; max-height: 62vh; border-radius: 18px 18px 0 0; }
  .p-media { height: min(220px, calc(100vw * var(--r, 0.66))); }
  .p-og { height: min(200px, calc(100vw / 1.91)); }
  #scrub { padding: 10px 12px calc(12px + env(safe-area-inset-bottom)); gap: 8px; }
  #home, #future { display: none; }
  #era { bottom: 150px; }
  #era-year { font-size: 44px; }
  #about-link { display: none; }
  .curves-inner, .feed-inner { padding-top: 140px; }
  #pulse { grid-template-columns: 1fr; }
  .pulse-bars { grid-template-columns: 1fr 1fr; gap: 0 10px; padding: 8px 10px; }
  .pulse-bars button { grid-template-columns: 1fr 22px; gap: 4px; padding: 3px 4px; font-size: 11px; }
  .pulse-bars .pb-bar { grid-column: 1 / -1; grid-row: 2; height: 4px; }
  .pulse-stats b { font-size: 30px; }
  .pulse-stats div { padding: 14px; }
  .curves-head h2 { font-size: 34px; }
  .lead-row { grid-template-columns: 1fr; }
  .lead-side { grid-template-rows: none; }
  .lead-row.solo .fcard.lead { grid-template-columns: 1fr; }
  .fcard.lead h4 { font-size: 24px; }
}