/* ─────────────────────────────────────────────────────────────────────────────
   tokens
   ─────────────────────────────────────────────────────────────────────────────*/
:root {
  --bg-0: #04070d;
  --bg-1: #0a1020;
  --bg-2: rgba(12, 20, 38, 0.62);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.18);
  --txt-1: #f3f5fa;
  --txt-2: #97a1b4;
  --txt-3: #5b6478;
  --accent: #6b8aff;
  --accent-dim: #2b3a6b;
  --good: #3dd6c9;
  --warn: #ffb637;
  --bad:  #ff3d6a;

  --font-sans:    'IBM Plex Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Fraunces', 'IBM Plex Sans JP', Georgia, serif;
  --font-mono:    'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --header-h: clamp(52px, 6vh, 64px);
  --gap: clamp(12px, 2vw, 22px);

  --safe-t: env(safe-area-inset-top, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);

  --sheet-peek-h: 78px;
  --sheet-half-h: 56vh;
  --sheet-full-h: calc(100vh - 70px - var(--safe-t));
  --sheet-radius: 18px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--bg-0);
  color: var(--txt-1);
  font-family: var(--font-sans);
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  overscroll-behavior: none;
  /* Prevent iOS rubber-band when interacting with overlays */
  position: fixed; inset: 0;
}
button { font: inherit; color: inherit; cursor: pointer; background: transparent; border: 0; padding: 0; }

/* ─────────────────────────────────────────────────────────────────────────────
   starfield + globe
   ─────────────────────────────────────────────────────────────────────────────*/
#stars {
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(107,138,255,0.06), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,61,106,0.05), transparent 40%),
    var(--bg-0);
  pointer-events: none;
}
#stars::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, #fff, transparent 50%),
    radial-gradient(1px 1px at 22% 78%, #d0d8ff, transparent 50%),
    radial-gradient(1px 1px at 37% 32%, #fff, transparent 50%),
    radial-gradient(1px 1px at 52% 12%, #b8c4ff, transparent 50%),
    radial-gradient(1px 1px at 67% 67%, #fff, transparent 50%),
    radial-gradient(1px 1px at 78% 22%, #e0e8ff, transparent 50%),
    radial-gradient(1px 1px at 88% 88%, #fff, transparent 50%),
    radial-gradient(1px 1px at  8% 92%, #fff, transparent 50%),
    radial-gradient(1px 1px at 44% 56%, #ccd8ff, transparent 50%),
    radial-gradient(1px 1px at 95% 45%, #fff, transparent 50%);
  opacity: 0.7;
}
#globe {
  position: fixed; inset: 0; z-index: 1;
  /* Capture touch gestures (rotate, pinch-zoom) without page scrolling. */
  touch-action: none;
}
#globe canvas { display: block; touch-action: none; }

/* ─────────────────────────────────────────────────────────────────────────────
   Subject-anchored decoration
   ─────────────────────────────────────────────────────────────────────────────*/

/* Hairline tick scale down the left edge — like the bezel of a seismometer */
.bezel-ticks {
  position: fixed;
  top: 12vh; bottom: 12vh; left: calc(var(--safe-l) + 4px);
  width: 14px;
  z-index: 2;
  display: flex; flex-direction: column; justify-content: space-between;
  pointer-events: none;
}
.bezel-ticks span {
  display: block;
  height: 1px;
  background: var(--line-strong);
}
.bezel-ticks span:nth-child(5n+1) {
  width: 14px; background: var(--txt-3);
}
.bezel-ticks span:not(:nth-child(5n+1)) {
  width: 8px;
}

/* Live seismograph trace — a thin SVG line across the bottom of the page that
   subtly pulses as the oracle attests new events. */
.seismo {
  position: fixed;
  left: 0; right: 0;
  bottom: calc(var(--safe-b) + 70px);
  width: 100%;
  height: 36px;
  z-index: 2;
  color: var(--accent);
  opacity: 0.35;
  pointer-events: none;
}
.seismo path {
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 6px currentColor);
  transition: stroke-width .25s ease;
}
.seismo.flash path { stroke-width: 1.6; }

/* Vertical timestamp ribbon — bottom-right, reads top-to-bottom in JP-style */
.vstamp {
  position: fixed;
  right: calc(var(--gap) + var(--safe-r));
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  display: flex;
  align-items: center; gap: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--txt-3);
  pointer-events: none;
  text-transform: uppercase;
}
.vstamp-l {
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: 0.3em;
  color: var(--txt-3);
}
.vstamp-id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--txt-2);
}

/* Tiny inline Japanese glyph helper — keeps JP characters at the right
   optical size next to Latin text (Plex Sans JP renders kanji slightly larger). */
.ja {
  font-feature-settings: 'palt' 1;
  font-size: 0.92em;
  letter-spacing: 0;
}

/* ─────────────────────────────────────────────────────────────────────────────
   shared panel surface
   `contain: layout style paint` isolates each panel's repaint cost so
   updating a stat doesn't invalidate the entire viewport.
   ─────────────────────────────────────────────────────────────────────────────*/
.panel {
  background: var(--bg-2);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  color: var(--txt-1);
  contain: layout style paint;
}
.panel-title {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--txt-3);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.panel-title .dot {
  width: 6px; height: 6px;
  background: var(--good);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--good);
  animation: live-blink 2s ease-in-out infinite;
}
.panel-close {
  position: absolute; top: 14px; right: 14px;
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid var(--line);
  color: var(--txt-2);
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: 16px;
  transition: border-color .15s, color .15s, background .15s;
}
.panel-close:hover { color: var(--txt-1); border-color: var(--line-strong); }
@keyframes live-blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.3; }
}

/* ─────────────────────────────────────────────────────────────────────────────
   top header (always visible)
   ─────────────────────────────────────────────────────────────────────────────*/
.top {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: calc(var(--header-h) + var(--safe-t));
  padding: var(--safe-t) calc(var(--gap) + var(--safe-r)) 0 calc(var(--gap) + var(--safe-l));
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  z-index: 5;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(4,7,13,0.7), rgba(4,7,13,0));
}
.top > * { pointer-events: auto; }

.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  font-size: 12px;
  text-transform: uppercase;
  color: var(--txt-1);
}
/* Seismographic reticle — a precision-instrument crosshair instead of the
   generic pulsing dot. Inner dot pulses (uses opacity, not transform, so the
   crosshair stays still around it). */
.brand-mark {
  width: 32px; height: 32px;
  color: var(--accent);
  display: grid; place-items: center;
  position: relative;
}
.brand-mark svg { display: block; }
.brand-mark svg circle:last-of-type {
  animation: reticle-pulse 2.4s ease-in-out infinite;
  transform-origin: center;
}
@keyframes reticle-pulse {
  0%, 100% { opacity: 1;   transform: scale(1); }
  50%      { opacity: 0.35; transform: scale(0.55); }
}

.top-nav {
  display: flex; gap: 4px;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.top-nav a {
  color: var(--txt-2);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: border-color .2s, color .2s;
  min-height: 36px;
  display: inline-flex; align-items: center;
}
.top-nav a:hover { color: var(--txt-1); border-color: var(--line-strong); }
.top-nav a:active { background: rgba(255,255,255,0.04); }

.icon-btn {
  display: none;  /* visible only on mobile */
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: var(--txt-2);
  align-items: center; justify-content: center;
  transition: border-color .15s, color .15s, background .15s;
}
.icon-btn:active { background: rgba(255,255,255,0.04); transform: scale(0.96); }

/* ─────────────────────────────────────────────────────────────────────────────
   hero panel (desktop: floating; mobile: modal)
   ─────────────────────────────────────────────────────────────────────────────*/
.hero {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-t) + 12px);
  left: calc(var(--gap) + var(--safe-l));
  width: 360px; max-width: calc(100vw - 2 * var(--gap));
  z-index: 4;
}
.hero .panel-close { display: none; }
.hero h1 {
  margin: 0 0 14px 0;
  font-family: var(--font-display);
  font-variation-settings: 'opsz' 144, 'wght' 420;
  font-size: clamp(26px, 2.7vw, 36px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 400;
  color: var(--txt-1);
}
.hero h1 em {
  font-style: italic;
  font-variation-settings: 'opsz' 144, 'wght' 480;
  /* opsz=144 + italic gives Fraunces its knife-sharp serif terminals — the
     editorial flourish that replaces the cliché gradient text. */
  color: var(--txt-1);
  position: relative;
  padding: 0 2px;
}
.hero h1 em::after {
  content: '';
  position: absolute;
  left: 2px; right: 2px;
  bottom: 0.1em;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--accent) 25%, var(--accent) 75%, transparent);
  opacity: 0.65;
}
.hero h1 > span {
  font-variation-settings: 'opsz' 144, 'wght' 420;
}
.hero p {
  margin: 0 0 16px 0;
  color: var(--txt-2);
  font-size: clamp(13px, 1.05vw, 14px);
  line-height: 1.55;
}
.hero p code {
  font-family: var(--font-mono);
  color: var(--accent);
  background: rgba(107,138,255,0.08);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ─────────────────────────────────────────────────────────────────────────────
   stats strip
   ─────────────────────────────────────────────────────────────────────────────*/
.stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.stat {
  background: rgba(8, 14, 28, 0.6);
  padding: 12px 10px;
  min-width: 0;
}
.stat-v {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.4vw, 18px);
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.stat-k {
  margin-top: 2px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--txt-3);
}

/* ─────────────────────────────────────────────────────────────────────────────
   sheet (desktop: floating panel; mobile: bottom sheet)
   ─────────────────────────────────────────────────────────────────────────────*/
.sheet {
  position: fixed;
  left: calc(var(--gap) + var(--safe-l));
  bottom: calc(var(--gap) + var(--safe-b));
  width: 360px;
  max-width: calc(100vw - 2 * var(--gap));
  max-height: 44vh;
  display: flex; flex-direction: column;
  z-index: 4;
  /* desktop-specific overrides for the sheet bits */
}
.sheet-handle { display: none; }
.sheet-peek-summary { display: none; }
.sheet-inline-hero { display: none; }
.events-list {
  flex: 1;
  overflow-y: auto;
  margin: 0 -6px;
  padding: 4px 6px 0 6px;
  display: flex; flex-direction: column; gap: 8px;
  -webkit-overflow-scrolling: touch;
}
.events-list::-webkit-scrollbar { width: 4px; }
.events-list::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 4px; }

.event-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  min-height: 56px;
  text-align: left;
  font: inherit;
  color: inherit;
  background: transparent;
  width: 100%;
  transition: background .15s, border-color .15s, transform .15s;
  /* Cheap rows: containment + off-screen content-visibility means rows
     scrolled off the viewport in a long list won't repaint. */
  contain: layout style paint;
  content-visibility: auto;
  contain-intrinsic-size: auto 60px;
}
.event-row:hover {
  background: rgba(107,138,255,0.06);
  border-color: var(--line-strong);
}
.event-row.active {
  background: rgba(107,138,255,0.12);
  border-color: var(--accent);
}
.event-row:active { transform: scale(0.99); }

.shindo-chip {
  --c: var(--accent);
  min-width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 8px;
  border: 1px solid var(--c);
  background: color-mix(in srgb, var(--c) 12%, transparent);
  color: var(--c);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.04em;
  position: relative;
}
.shindo-chip::before {
  content: 'shindo';
  position: absolute; top: -7px; left: 50%;
  transform: translateX(-50%);
  font-size: 7px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--txt-3);
  background: var(--bg-1);
  padding: 0 4px;
  font-family: var(--font-sans);
}
.event-meta { min-width: 0; }
.event-title {
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.event-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--txt-3);
  margin-top: 3px;
  letter-spacing: -0.01em;
}
.event-mag {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--txt-1);
  white-space: nowrap;
}
.event-mag small {
  display: block;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--txt-3);
  font-family: var(--font-sans);
  font-weight: 400;
}

/* ─────────────────────────────────────────────────────────────────────────────
   detail (desktop: right panel; mobile: full-screen overlay)
   ─────────────────────────────────────────────────────────────────────────────*/
.detail {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-t) + 12px);
  right: calc(var(--gap) + var(--safe-r));
  width: 340px;
  max-width: calc(100vw - 2 * var(--gap));
  z-index: 4;
  max-height: calc(100vh - var(--header-h) - var(--safe-t) - var(--safe-b) - 30px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: none;
}
.detail.open { display: block; }
.detail::-webkit-scrollbar { width: 4px; }
.detail::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 4px; }
.detail h2 {
  margin: 0 0 4px 0;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding-right: 36px;
}
.detail .sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--txt-3);
  margin-bottom: 16px;
}
.kv {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 8px 12px;
  font-size: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  margin: 0;
}
.kv dt {
  color: var(--txt-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 10px;
  padding-top: 1px;
}
.kv dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  word-break: break-all;
  color: var(--txt-1);
}
.kv dd.shindo-pill {
  font-family: var(--font-sans);
  display: inline-flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
}
.shindo-bar {
  display: flex; gap: 2px;
  margin-top: 6px;
  width: 100%;
}
.shindo-bar span {
  flex: 1; height: 4px;
  background: var(--line);
  border-radius: 2px;
}
.detail a.chain {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 14px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--accent);
  text-decoration: none;
  padding: 10px 14px;
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  transition: background .15s, border-color .15s;
  min-height: 40px;
}
.detail a.chain:hover { background: rgba(107,138,255,0.1); border-color: var(--accent); }
.detail a.chain:active { transform: scale(0.98); }

/* ─────────────────────────────────────────────────────────────────────────────
   live pill / legend
   ─────────────────────────────────────────────────────────────────────────────*/
.live {
  position: fixed;
  right: calc(var(--gap) + var(--safe-r));
  bottom: calc(var(--gap) + var(--safe-b));
  z-index: 3;
  pointer-events: none;
}
.live-pill {
  pointer-events: auto;
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-2);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--txt-2);
}
.live-pill .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 10px var(--good);
  animation: live-blink 2s ease-in-out infinite;
}

.legend {
  position: fixed;
  left: 50%; bottom: calc(var(--gap) + var(--safe-b));
  transform: translateX(-50%);
  z-index: 3;
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--txt-3);
  font-family: var(--font-sans);
  cursor: default;
  min-height: 36px;
}
.legend-scale {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  width: 220px;
}
.legend-scale span { flex: 1; height: 100%; }
.legend-end { font-family: var(--font-mono); color: var(--txt-2); }
.legend-label { color: var(--txt-3); }

/* ─────────────────────────────────────────────────────────────────────────────
   toast (live notifications)
   ─────────────────────────────────────────────────────────────────────────────*/
.toast {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-t) + 10px);
  right: calc(var(--gap) + var(--safe-r));
  z-index: 10;
  background: var(--bg-2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 12px;
  color: var(--txt-1);
  box-shadow: 0 0 30px rgba(107,138,255,0.3);
  animation: toast-in .4s cubic-bezier(.2,.8,.2,1.2);
  max-width: calc(100vw - 2 * var(--gap));
}
@keyframes toast-in {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ─────────────────────────────────────────────────────────────────────────────
   touch / no-hover devices
   ─────────────────────────────────────────────────────────────────────────────*/
@media (hover: none) {
  .event-row:hover { background: transparent; border-color: var(--line); }
  .top-nav a:hover { color: var(--txt-2); border-color: transparent; }
  .panel-close:hover { color: var(--txt-2); border-color: var(--line); }
  .detail a.chain:hover { background: transparent; border-color: var(--accent-dim); }
}

/* ─────────────────────────────────────────────────────────────────────────────
   tablet-landscape sidebar shrinks (900–1099px wide)
   Below 900px the layout switches to the phone bottom-sheet pattern, since
   side panels start crowding the globe.
   ─────────────────────────────────────────────────────────────────────────────*/
@media (max-width: 1100px) and (min-width: 901px) {
  .hero    { width: 300px; }
  .sheet   { width: 300px; }
  .detail  { width: 300px; }
  .legend-scale { width: 160px; }
}

/* ─────────────────────────────────────────────────────────────────────────────
   PHONE / narrow-tablet layout (< 900px)
   The sheet becomes a draggable bottom sheet. Detail becomes a full-screen
   overlay. Hero becomes a modal triggered by the info button.
   ─────────────────────────────────────────────────────────────────────────────*/
@media (max-width: 900px) {
  /* Reduce backdrop-filter cost on mobile GPUs (especially iOS Safari).
     blur(12px) reads ~40% as many pixels per frame as blur(20px). */
  .panel, .live-pill, .legend, .toast {
    backdrop-filter: blur(12px) saturate(130%);
    -webkit-backdrop-filter: blur(12px) saturate(130%);
  }
  /* Decorative subject elements are desktop-only — phones don't have the
     viewport real estate to host them without crowding the sheet. */
  .bezel-ticks, .vstamp, .seismo { display: none; }

  /* compact header: drop the desktop nav, swap in the icon button */
  .top { gap: 8px; }
  .top-nav { display: none; }
  .icon-btn { display: inline-flex; }
  .brand-name { display: none; }   /* keep just the brand mark on tiny screens */

  /* hero becomes a full-overlay modal, hidden by default */
  .hero {
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw; max-width: 100vw;
    border-radius: 0;
    z-index: 12;
    padding: calc(var(--header-h) + var(--safe-t) + 28px) calc(var(--gap) + var(--safe-r)) calc(var(--gap) + var(--safe-b)) calc(var(--gap) + var(--safe-l));
    overflow-y: auto;
    display: none;
  }
  .hero.open { display: block; }
  .hero .panel-close { display: grid; top: calc(var(--safe-t) + 14px); right: calc(var(--safe-r) + 14px); }
  .hero h1   { font-size: 28px; }
  .hero p    { font-size: 14px; }
  .stats     { grid-template-columns: 1fr 1fr 1fr; }

  /* sheet: anchored bottom, full-width, transformable */
  .sheet {
    left: 0; right: 0; bottom: 0;
    width: 100vw; max-width: 100vw;
    height: var(--sheet-full-h);
    max-height: var(--sheet-full-h);
    border-radius: var(--sheet-radius) var(--sheet-radius) 0 0;
    padding: 0 0 var(--safe-b) 0;
    border-left: 0; border-right: 0; border-bottom: 0;
    transform: translateY(calc(100% - var(--sheet-peek-h) - var(--safe-b)));
    transition: transform .32s cubic-bezier(.2,.8,.2,1);
    will-change: transform;
    z-index: 6;
  }
  .sheet[data-state="peek"] { transform: translateY(calc(100% - var(--sheet-peek-h) - var(--safe-b))); }
  .sheet[data-state="half"] { transform: translateY(calc(100% - var(--sheet-half-h) - var(--safe-b))); }
  .sheet[data-state="full"] { transform: translateY(0); }
  .sheet[data-dragging="true"] { transition: none; }

  .sheet-handle {
    display: flex;
    align-items: center; justify-content: center;
    width: 100%;
    height: 28px;
    flex-shrink: 0;
    touch-action: none;
  }
  .sheet-handle span {
    display: block;
    width: 44px; height: 4px;
    border-radius: 2px;
    background: var(--line-strong);
  }
  .sheet-peek {
    flex-shrink: 0;
    padding: 0 20px 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    border-bottom: 1px solid var(--line);
  }
  .sheet-peek .panel-title { margin-bottom: 0; }
  .sheet-peek-summary {
    display: block;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--txt-2);
    white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis;
    max-width: 60%;
  }
  .sheet-inline-hero {
    display: block;
    padding: 16px 20px 8px 20px;
    flex-shrink: 0;
  }
  .sheet-blurb {
    margin: 0 0 14px 0;
    color: var(--txt-2);
    font-size: 13px;
    line-height: 1.5;
  }
  .events-list {
    margin: 0;
    padding: 12px 20px calc(20px + var(--safe-b)) 20px;
    gap: 8px;
  }

  /* detail becomes a full-screen overlay */
  .detail {
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw; max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
    padding: calc(var(--header-h) + var(--safe-t) + 28px) calc(var(--gap) + var(--safe-r)) calc(var(--gap) + var(--safe-b)) calc(var(--gap) + var(--safe-l));
    z-index: 11;
    border: 0;
  }
  .detail .panel-close {
    top: calc(var(--safe-t) + 14px);
    right: calc(var(--safe-r) + 14px);
    width: 44px; height: 44px;
    font-size: 18px;
  }
  .detail h2 { font-size: 22px; }
  .kv { grid-template-columns: 100px 1fr; }
  .kv dd { font-size: 13px; }
  .detail a.chain { padding: 12px 14px; min-height: 44px; font-size: 13px; }

  /* live pill: tuck up above the sheet peek */
  .live {
    bottom: calc(var(--sheet-peek-h) + var(--safe-b) + 10px);
    right: calc(var(--gap) + var(--safe-r));
  }
  .live-pill { font-size: 10px; padding: 7px 12px; }

  /* legend: compact chip above sheet peek (left side) */
  .legend {
    left: calc(var(--gap) + var(--safe-l)); right: auto;
    bottom: calc(var(--sheet-peek-h) + var(--safe-b) + 10px);
    transform: none;
    gap: 8px;
    padding: 6px 10px;
    font-size: 9px;
  }
  .legend-scale { width: 90px; height: 6px; }
  .legend-label { display: none; }

  /* hide stats in desktop hero on phone (we render the mobile copy inline in sheet) */
  .hero .stats { margin-top: 8px; }
}

/* ─────────────────────────────────────────────────────────────────────────────
   very small phones / landscape (< 380px or short height)
   ─────────────────────────────────────────────────────────────────────────────*/
@media (max-width: 380px) {
  .sheet-peek { padding: 0 16px 10px 16px; }
  .events-list { padding: 10px 16px calc(16px + var(--safe-b)) 16px; }
  .stat { padding: 10px 8px; }
  .stat-v { font-size: 14px; }
  .stat-k { font-size: 9px; }
  .legend-scale { width: 70px; }
  /* Stack live pill above the legend so they don't collide at 320px width */
  .live {
    bottom: calc(var(--sheet-peek-h) + var(--safe-b) + 48px);
  }
  .legend { padding: 5px 9px; }
  .legend-end { font-size: 9px; }
}
@media (max-height: 520px) and (max-width: 900px) {
  /* phone in landscape — keep sheet small */
  :root { --sheet-peek-h: 64px; --sheet-half-h: 80vh; }
  .sheet-inline-hero { display: none; }
  .legend, .live { display: none; }
}