/* OnSite Atlas — atlas.css
   Standalone styles for /atlas/ — does not contaminate global style.css. */

:root {
  --bg-deep: #030303;
  --bg-void: #050608;
  --panel-bg: #08090b;
  --panel-line: rgba(245, 240, 232, 0.08);
  --panel-line-strong: rgba(245, 240, 232, 0.16);
  --paper: #F5F0E8;
  --paper-muted: #9A9A93;
  --text-faint: rgba(245, 240, 232, 0.55);
  --onsite-red: #B80812;
  --onsite-red-glow: rgba(184, 8, 18, 0.32);
  --signal-cyan: #00D4FF;
  --cyan-glow: rgba(0, 212, 255, 0.30);
  --rik-gold: #C89B2C;
  --gold-glow: rgba(200, 155, 44, 0.30);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
  --header-h: 56px;
  --panel-w: 380px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--paper);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.atlas-skiplink {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--onsite-red);
  color: var(--paper);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  z-index: 1000;
  transition: top 0.2s;
}
.atlas-skiplink:focus { top: 0.75rem; outline: none; }

/* ---------- HEADER ---------- */
.atlas-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 1.5rem;
  background: rgba(3, 3, 3, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--panel-line);
}

.atlas-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--paper);
  transition: opacity 0.2s;
}
.atlas-brand:hover { opacity: 0.78; }
.brand-tri { color: var(--onsite-red); font-style: normal; line-height: 1; }

.atlas-header-nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}
.atlas-header-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-muted);
  transition: color 0.2s;
  white-space: nowrap;
}
.atlas-header-link:hover { color: var(--paper); }

/* Mute toggle (Phase 1 placeholder — no audio yet, structure ready) */
.atlas-mute-toggle {
  background: transparent;
  border: 1px solid var(--panel-line);
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s;
}
.atlas-mute-toggle:hover { border-color: var(--paper); }
.atlas-mute-toggle:focus-visible {
  outline: 1px solid var(--onsite-red);
  outline-offset: 2px;
}
.atlas-mute-toggle .mute-icon {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 12px;
}
.atlas-mute-toggle .mute-bar {
  display: inline-block;
  width: 2px;
  background: var(--paper);
  transition: height 0.25s, opacity 0.25s, background 0.25s;
}
.atlas-mute-toggle .mute-bar-1 { height: 4px; }
.atlas-mute-toggle .mute-bar-2 { height: 8px; }
.atlas-mute-toggle .mute-bar-3 { height: 12px; }

.atlas-mute-toggle.is-muted .mute-bar {
  background: var(--paper-muted);
  opacity: 0.4;
}
.atlas-mute-toggle.is-muted .mute-bar-2,
.atlas-mute-toggle.is-muted .mute-bar-3 { height: 4px; }

/* ---------- STAGE ---------- */
.atlas-stage {
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  background: var(--bg-deep);
}

.atlas-globe-wrap {
  position: relative;
  flex: 1;
  height: 100%;
  background: var(--bg-deep);
  overflow: hidden;
}

.atlas-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-deep);
}

/* MapLibre canvas — kill default outline ring around map */
.atlas-map canvas {
  outline: none !important;
  /* Cinematic dark filter on satellite imagery for "Google Earth dark" feel */
  filter: brightness(0.85) saturate(0.4) contrast(1.2) hue-rotate(-6deg);
}

/* Guided UX: cursor stays default on the map (no grab/crosshair).
   User navigates via world buttons, panel links, deep links — not by dragging. */
.atlas-map .maplibregl-canvas-container,
.atlas-map .maplibregl-canvas {
  cursor: default !important;
}
.atlas-map .maplibregl-ctrl-attrib {
  background: rgba(3, 3, 3, 0.55) !important;
  font-family: var(--font-mono) !important;
  font-size: 9px !important;
  color: var(--paper-muted) !important;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.6rem !important;
}
.atlas-map .maplibregl-ctrl-attrib a { color: var(--paper-muted) !important; }
.atlas-map .maplibregl-ctrl-attrib a:hover { color: var(--paper) !important; }
.atlas-map .maplibregl-ctrl-bottom-right,
.atlas-map .maplibregl-ctrl-bottom-left { z-index: 6; }

/* Hide MapLibre default UI we don't want */
.atlas-map .maplibregl-ctrl-logo { opacity: 0.45; filter: invert(0.9) saturate(0); }

/* ---------- LOADING ---------- */
.atlas-loading {
  position: absolute;
  inset: 0;
  z-index: 8;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--bg-deep);
  transition: opacity 0.6s ease;
}
.atlas-loading[aria-hidden="false"] { opacity: 1; }
.atlas-loading.is-hiding { opacity: 0; pointer-events: none; }
.loading-tri {
  font-size: 1.4rem;
  color: var(--onsite-red);
  animation: atlas-blink 1.4s ease-in-out infinite;
}
.loading-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--paper-muted);
}
.loading-bar {
  width: 180px;
  height: 1px;
  background: var(--panel-line);
  position: relative;
  overflow: hidden;
}
.loading-bar-inner {
  position: absolute;
  inset: 0;
  background: var(--onsite-red);
  transform: translateX(-100%);
  animation: atlas-load-sweep 1.6s ease-in-out infinite;
}
@keyframes atlas-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}
@keyframes atlas-load-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ---------- STATUS BAR ---------- */
.atlas-status-bar {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.55rem 0.9rem;
  background: rgba(3, 3, 3, 0.62);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--panel-line);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.status-cell {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.status-key { color: var(--paper-muted); }
.status-val { color: var(--paper); }
.status-val.mono { letter-spacing: 0.12em; }
.status-divider { color: var(--onsite-red); font-style: normal; }

/* ---------- MARKERS ----------
   The button itself is the wrapper. MapLibre anchors its CENTER on the lng/lat.
   MUST be position:absolute (NOT relative) — MapLibre applies inline transforms
   to position markers at exact pixel coords. With position:relative, markers
   stay in normal flow and stack horizontally, causing transforms to compose
   incorrectly with in-flow x positions (markers appear offset / "duplicated").
   position:absolute also creates positioning context for marker children. */
.atlas-marker {
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 60px;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  outline: none;
  /* GPU layer so MapLibre re-projection during zoom is crisp */
  will-change: transform;
}

/* Pulse — animated. Translate baked into every keyframe so scale doesn't drop centering. */
.marker-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.32;
  transform: translate(-50%, -50%);
  transform-origin: center;
  animation: marker-pulse 2.6s ease-in-out infinite;
  pointer-events: none;
}

/* Ring — static, centered explicitly */
.marker-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid currentColor;
  opacity: 0.85;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Dot — the actual coordinate anchor. Center of dot = lat/lng. */
.marker-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Crosshair ticks — anchored to wrapper edges, decorative only */
.marker-tick {
  position: absolute;
  background: currentColor;
  opacity: 0.65;
  pointer-events: none;
}
.marker-tick-h { width: 10px; height: 1px; top: 50%; transform: translateY(-50%); }
.marker-tick-v { width: 1px; height: 10px; left: 50%; transform: translateX(-50%); }
.marker-tick-l { left: 4px; }
.marker-tick-r { right: 4px; }
.marker-tick-t { top: 4px; }
.marker-tick-b { bottom: 4px; }

.marker-coord {
  position: absolute;
  top: calc(50% + 18px);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  white-space: nowrap;
  color: var(--paper);
  background: rgba(3, 3, 3, 0.65);
  padding: 0.18rem 0.45rem;
  border: 1px solid var(--panel-line-strong);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}
.atlas-marker:hover .marker-coord,
.atlas-marker:focus-visible .marker-coord,
.atlas-marker.is-active .marker-coord {
  opacity: 1;
}

.atlas-marker:focus-visible .marker-ring {
  width: 22px;
  height: 22px;
  opacity: 1;
}

.atlas-marker.is-active .marker-pulse {
  animation-duration: 1.6s;
  opacity: 0.5;
  width: 36px;
  height: 36px;
}
.atlas-marker.is-active .marker-ring {
  width: 22px;
  height: 22px;
  border-width: 1.5px;
}
.atlas-marker.is-active .marker-dot {
  width: 7px;
  height: 7px;
  box-shadow: 0 0 14px currentColor, 0 0 28px currentColor;
}

/* Color variants */
.atlas-marker-cyan { color: var(--signal-cyan); }
.atlas-marker-gold { color: var(--rik-gold); }
.atlas-marker-red  { color: var(--onsite-red); }

/* Type variants — distinct shapes for instant visual ID
   World   = circle ring  (60×60)
   Studio  = square ring  (60×60, no border-radius)
   Landmark = diamond ring (40×40, rotated 45°) */

.atlas-marker-world {
  width: 60px;
  height: 60px;
  z-index: 1;
}
.atlas-marker-world .marker-pulse {
  width: 28px;
  height: 28px;
}
.atlas-marker-world .marker-ring {
  width: 18px;
  height: 18px;
  border-width: 1.5px;
  /* circle (default) */
}

.atlas-marker-studio {
  width: 60px;
  height: 60px;
  z-index: 1;
}
.atlas-marker-studio .marker-pulse {
  width: 28px;
  height: 28px;
  border-radius: 2px;
}
.atlas-marker-studio .marker-ring {
  width: 16px;
  height: 16px;
  border-radius: 2px;
  border-width: 1.5px;
}
.atlas-marker-studio .marker-dot {
  width: 6px;
  height: 6px;
  border-radius: 1px;
}

.atlas-marker-landmark {
  width: 40px;
  height: 40px;
  z-index: 2;
}
.atlas-marker-landmark .marker-pulse {
  width: 18px;
  height: 18px;
  opacity: 0.26;
  /* keep circle pulse — softer halo around diamond reads better */
}
.atlas-marker-landmark .marker-ring {
  width: 11px;
  height: 11px;
  border-radius: 1px;
  /* diamond — rotation baked into transform with translate centering */
  transform: translate(-50%, -50%) rotate(45deg);
}
.atlas-marker-landmark .marker-dot {
  width: 3px;
  height: 3px;
  box-shadow: 0 0 6px currentColor;
}
.atlas-marker-landmark .marker-tick { opacity: 0.45; }
.atlas-marker-landmark .marker-tick-l,
.atlas-marker-landmark .marker-tick-r { width: 6px; }
.atlas-marker-landmark .marker-tick-t,
.atlas-marker-landmark .marker-tick-b { height: 6px; }

.atlas-marker-landmark .marker-coord {
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  top: calc(50% + 14px);
  padding: 0.16rem 0.38rem;
  background: rgba(3, 3, 3, 0.78);
}

/* Hide markers when zoom-out filters them out */
.atlas-marker.is-hidden {
  display: none !important;
}

/* Muted state — secondary visibility (visible context, not competing for focus).
   Opacity-only; transform stays controlled by MapLibre for geographic accuracy. */
.atlas-marker {
  transition: opacity 0.4s ease;
}
.atlas-marker.is-muted {
  opacity: 0.32;
}
.atlas-marker.is-muted .marker-pulse {
  animation-play-state: paused;
  opacity: 0;
}
.atlas-marker.is-muted .marker-coord {
  opacity: 0.55; /* label slightly more readable than ring for context cues */
}
.atlas-marker.is-muted:hover {
  opacity: 0.7; /* hover gives feedback that muted markers are still clickable */
}
.atlas-marker.is-muted:focus-visible {
  opacity: 0.85;
}

/* Pulse keeps translate(-50%,-50%) at every keyframe — otherwise scale resets centering */
@keyframes marker-pulse {
  0%   { transform: translate(-50%, -50%) scale(0.85); opacity: 0.45; }
  60%  { transform: translate(-50%, -50%) scale(1.6);  opacity: 0;    }
  100% { transform: translate(-50%, -50%) scale(1.6);  opacity: 0;    }
}

/* ---------- PANEL ---------- */
.atlas-panel {
  flex: 0 0 var(--panel-w);
  width: var(--panel-w);
  height: 100%;
  background: linear-gradient(180deg, #0a0b0e 0%, #060608 100%);
  border-left: 1px solid var(--panel-line);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--panel-line) transparent;
}
.atlas-panel::-webkit-scrollbar { width: 4px; }
.atlas-panel::-webkit-scrollbar-track { background: transparent; }
.atlas-panel::-webkit-scrollbar-thumb { background: var(--panel-line); }

/* Back to Atlas — visible only during active state. Resets to overview. */
.atlas-back-button {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.85rem 1.75rem;
  background: rgba(184, 8, 18, 0.08);
  border: none;
  border-bottom: 1px solid var(--panel-line);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  cursor: pointer;
  text-align: left;
  transition: background 0.25s, color 0.25s, padding-left 0.2s;
  position: sticky;
  top: 0;
  z-index: 3;
}

.atlas-back-button[hidden] { display: none; }

.atlas-back-button:hover {
  background: rgba(184, 8, 18, 0.16);
  padding-left: 2rem;
}

.atlas-back-button:focus-visible {
  outline: 1px solid var(--onsite-red);
  outline-offset: -2px;
}

.atlas-back-button .back-tri {
  color: var(--onsite-red);
  font-size: 0.95rem;
  line-height: 1;
  font-style: normal;
}

.atlas-back-button .back-text {
  font-weight: 600;
  letter-spacing: 0.24em;
}

.panel-head {
  padding: 1.75rem 1.75rem 1.5rem;
  border-bottom: 1px solid var(--panel-line);
}

.panel-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--onsite-red);
  margin-bottom: 0.85rem;
}

.panel-h1 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--paper);
  margin-bottom: 0.85rem;
}
.panel-h1 span {
  color: var(--paper-muted);
  font-style: italic;
  font-weight: 600;
}

.panel-intro {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--paper-muted);
}

/* World buttons */
.panel-worlds {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--panel-line);
}
.world-btn {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  width: 100%;
  padding: 1rem 1.5rem;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--panel-line);
  text-align: left;
  transition: background 0.2s, padding-left 0.25s;
  position: relative;
}
.world-btn:last-child { border-bottom: none; }
.world-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: transparent;
  transition: background 0.25s;
}
.world-btn-cyan::before { background: rgba(0, 212, 255, 0.0); }
.world-btn-gold::before { background: rgba(200, 155, 44, 0.0); }
.world-btn-red::before  { background: rgba(184, 8, 18, 0.0); }

.world-btn:hover { background: rgba(245, 240, 232, 0.025); padding-left: 1.75rem; }
.world-btn:focus-visible { outline: 1px solid var(--paper); outline-offset: -2px; }
.world-btn[aria-selected="true"] { background: rgba(245, 240, 232, 0.04); padding-left: 1.75rem; }
.world-btn-cyan[aria-selected="true"]::before { background: var(--signal-cyan); }
.world-btn-gold[aria-selected="true"]::before { background: var(--rik-gold); }
.world-btn-red[aria-selected="true"]::before  { background: var(--onsite-red); }

.wb-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--paper-muted);
}
.world-btn-cyan[aria-selected="true"] .wb-num { color: var(--signal-cyan); }
.world-btn-gold[aria-selected="true"] .wb-num { color: var(--rik-gold); }
.world-btn-red[aria-selected="true"] .wb-num  { color: var(--onsite-red); }

.wb-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.wb-label {
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: -0.01em;
}
.wb-artist {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-muted);
}

.wb-arrow {
  font-size: 0.7rem;
  color: var(--text-faint);
  transition: color 0.25s, transform 0.25s;
}
.world-btn:hover .wb-arrow { transform: translateX(3px); }
.world-btn-cyan[aria-selected="true"] .wb-arrow { color: var(--signal-cyan); }
.world-btn-gold[aria-selected="true"] .wb-arrow { color: var(--rik-gold); }
.world-btn-red[aria-selected="true"] .wb-arrow  { color: var(--onsite-red); }

/* Panel content */
.panel-content {
  flex: 1;
  padding: 1.5rem 1.75rem 1.75rem;
}

.panel-empty {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.4rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--panel-line);
  color: var(--paper-muted);
}
.empty-tri {
  color: var(--onsite-red);
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  animation: atlas-blink 2.4s ease-in-out infinite;
}
.empty-line {
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: -0.01em;
}
.empty-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--paper-muted);
}

/* Active world */
.panel-active { animation: panel-fade-in 0.42s ease; }
@keyframes panel-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Breadcrumb (World > Landmark) */
.pa-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin-bottom: 0.65rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--panel-line);
}
.pa-breadcrumb .bc-sep {
  color: var(--onsite-red);
  margin: 0 0.4em;
  font-style: normal;
}
.panel-cyan .pa-breadcrumb,
.panel-gold .pa-breadcrumb,
.panel-red  .pa-breadcrumb { color: var(--paper); opacity: 0.78; }

.pa-num-row {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 0.4rem;
}
.pa-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
}
.pa-coord {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--paper-muted);
}

/* feat. attribution */
.pa-feat {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--paper-muted);
  text-transform: uppercase;
  margin-left: 0.25rem;
}

/* Meta grid (release date, ISRC) — landmark-only */
.pa-meta-grid {
  margin: 1rem 0 1.25rem;
  border-top: 1px solid var(--panel-line);
  border-bottom: 1px solid var(--panel-line);
}
.pa-meta-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 0.85rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--panel-line);
  align-items: center;
}
.pa-meta-row:last-child { border-bottom: none; }
.pa-meta-label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--paper-muted);
}
.pa-meta-value {
  font-family: var(--font);
  font-size: 0.85rem;
  color: var(--paper);
}
.pa-meta-value.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

/* Multi-CTA stack (landmark) */
.pa-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1rem;
}
.pa-cta-stack .pa-cta { margin-top: 0; }
.pa-cta-primary {
  border-color: transparent;
}
.panel-cyan .pa-cta-primary { background: var(--signal-cyan); color: var(--bg-deep); border-color: var(--signal-cyan); }
.panel-gold .pa-cta-primary { background: var(--rik-gold); color: var(--bg-deep); border-color: var(--rik-gold); }
.panel-red  .pa-cta-primary { background: var(--onsite-red); color: var(--paper); border-color: var(--onsite-red); }
.panel-cyan .pa-cta-primary:hover { background: transparent; color: var(--signal-cyan); }
.panel-gold .pa-cta-primary:hover { background: transparent; color: var(--rik-gold); }
.panel-red  .pa-cta-primary:hover { background: transparent; color: var(--onsite-red); }

.pa-name {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 0.35rem;
}
.panel-cyan .pa-name { color: var(--paper); }
.panel-gold .pa-name { color: var(--paper); }
.panel-red  .pa-name { color: var(--paper); }

.panel-cyan .pa-num,
.panel-cyan .panel-active-eyebrow { color: var(--signal-cyan); }
.panel-gold .pa-num,
.panel-gold .panel-active-eyebrow { color: var(--rik-gold); }
.panel-red  .pa-num,
.panel-red  .panel-active-eyebrow { color: var(--onsite-red); }

.pa-artist {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin-bottom: 1.25rem;
}

.pa-desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.86;
  margin-bottom: 1.5rem;
}

.pa-section { margin-bottom: 1.25rem; }
.pa-section:last-child { margin-bottom: 0; }

.pa-section-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--panel-line);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.pa-section-tag .tag-tri { color: var(--onsite-red); }

.pa-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}
.pa-link-list li { display: block; }
.pa-link-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
  font-family: var(--font);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--paper);
  border-bottom: 1px solid var(--panel-line);
  transition: padding 0.2s, color 0.2s;
}
.pa-link-list li:last-child a { border-bottom: none; }
.pa-link-list a:hover { padding-left: 0.4rem; }
.pa-link-list a .arrow { font-family: var(--font-mono); color: var(--text-faint); transition: color 0.2s, transform 0.2s; }
.pa-link-list a:hover .arrow { transform: translateX(3px); }
.panel-cyan .pa-link-list a:hover { color: var(--signal-cyan); }
.panel-cyan .pa-link-list a:hover .arrow { color: var(--signal-cyan); }
.panel-gold .pa-link-list a:hover { color: var(--rik-gold); }
.panel-gold .pa-link-list a:hover .arrow { color: var(--rik-gold); }
.panel-red  .pa-link-list a:hover { color: var(--onsite-red); }
.panel-red  .pa-link-list a:hover .arrow { color: var(--onsite-red); }

.pa-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1rem;
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper);
  border: 1px solid var(--panel-line-strong);
  margin-top: 0.75rem;
  transition: all 0.25s;
}
.panel-cyan .pa-cta:hover { border-color: var(--signal-cyan); color: var(--signal-cyan); }
.panel-gold .pa-cta:hover { border-color: var(--rik-gold); color: var(--rik-gold); }
.panel-red  .pa-cta:hover { border-color: var(--onsite-red); color: var(--onsite-red); }
.pa-cta .arrow { font-family: var(--font-mono); transition: transform 0.25s; }
.pa-cta:hover .arrow { transform: translateX(4px); }

/* Panel footer */
.panel-footer {
  margin-top: auto;
  padding: 1rem 1.75rem;
  border-top: 1px solid var(--panel-line);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--paper-muted);
  text-align: center;
  opacity: 0.7;
}

/* ---------- FALLBACK ---------- */
.atlas-fallback {
  position: absolute;
  inset: 0;
  z-index: 9;
  background: var(--bg-deep);
  overflow-y: auto;
  padding: 4rem 2rem;
}
.fallback-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--onsite-red);
  margin-bottom: 1rem;
  text-align: center;
}
.fallback-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--paper);
  margin-bottom: 1rem;
  text-align: center;
}
.fallback-title span { color: var(--onsite-red); font-style: italic; }
.fallback-intro {
  text-align: center;
  color: var(--paper-muted);
  font-size: 0.9rem;
  max-width: 480px;
  margin: 0 auto 3rem;
}
.fallback-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}
.fallback-node {
  background: #0a0b0d;
  border: 1px solid var(--panel-line);
  padding: 1.5rem;
  position: relative;
}
.fallback-node::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--paper-muted);
}
.fallback-node-cyan::before { background: var(--signal-cyan); }
.fallback-node-gold::before { background: var(--rik-gold); }
.fallback-node-red::before  { background: var(--onsite-red); }
.fallback-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--paper-muted);
}
.fallback-coord {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--paper-muted);
  margin: 0.4rem 0 0.85rem;
}
.fallback-name { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.25rem; }
.fallback-artist {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin-bottom: 0.85rem;
}
.fallback-desc {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--paper-muted);
  margin-bottom: 1rem;
}
.fallback-links { display: flex; flex-direction: column; gap: 0.4rem; }
.fallback-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--paper);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--panel-line);
}
.fallback-links a:hover { color: var(--paper); opacity: 0.7; }

/* ---------- MOBILE — Phase 1 reorder ---------- */
/* Mobile flow: header → intro → buttons (primary nav) → globe (35vh) → active content.
   Grid template areas put world buttons BEFORE the globe so users tap-first, watch-second.
   .atlas-panel uses display:contents to flatten its children into the stage grid. */
@media (max-width: 880px) {
  :root { --header-h: 50px; }
  .atlas-header { padding: 0 1rem; }
  .atlas-header-link { font-size: 0.62rem; letter-spacing: 0.16em; }
  .atlas-header-nav { gap: 1rem; }

  .atlas-stage {
    display: grid;
    grid-template-rows: auto auto auto 35vh 1fr;
    grid-template-areas:
      "back"
      "head"
      "worlds"
      "globe"
      "content";
    flex-direction: unset; /* override desktop flex */
  }

  /* Flatten .atlas-panel children directly into the stage grid */
  .atlas-panel {
    display: contents;
  }

  .atlas-back-button {
    grid-area: back;
    position: static;            /* override sticky on mobile */
    /* Phase 1A: bigger tap target + clearer red signal so it reads as action, not decoration. */
    background: rgba(184, 8, 18, 0.22);
    border-top: 1px solid var(--panel-line-strong);
    border-bottom: 1px solid var(--panel-line);
    font-size: 0.75rem;
    letter-spacing: 0.22em;
    padding: 0.95rem 1.5rem;
    min-height: 48px;
    align-items: center;
    gap: 0.75rem;
  }
  .atlas-back-button:hover {
    background: rgba(184, 8, 18, 0.32);
    padding-left: 1.5rem; /* reset desktop hover offset on mobile */
  }
  .atlas-back-button .back-tri { font-size: 1.05rem; }
  .atlas-back-button .back-text { font-weight: 700; letter-spacing: 0.22em; }

  .panel-head {
    grid-area: head;
    padding: 1.1rem 1.25rem 0.85rem;
    border-bottom: 1px solid var(--panel-line);
  }
  .panel-h1 { font-size: 1.05rem; line-height: 1.2; margin-bottom: 0.5rem; }
  .panel-eyebrow { font-size: 0.55rem; letter-spacing: 0.28em; margin-bottom: 0.55rem; }
  .panel-intro { font-size: 0.75rem; line-height: 1.5; margin-bottom: 0; }
  .panel-intro-cue { font-size: 0.62rem; letter-spacing: 0.16em; margin-top: 0.3rem; }

  .panel-worlds {
    grid-area: worlds;
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    border-top: none;
    border-bottom: 1px solid var(--panel-line);
    background: rgba(245, 240, 232, 0.02);
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }
  .panel-worlds::-webkit-scrollbar { display: none; }

  .world-btn {
    flex: 0 0 196px;
    width: 196px;
    border-bottom: none;
    border-right: 1px solid var(--panel-line);
    padding: 0.85rem 0.95rem 0.95rem;
    min-height: 110px;
    grid-template-columns: auto 1fr;
    align-items: flex-start;
    scroll-snap-align: start;
  }
  .world-btn .wb-arrow { display: none; }
  .world-btn .wb-label { font-size: 0.88rem; }
  .world-btn .wb-cta-pill {
    font-size: 0.55rem;
    padding: 0.3rem 0.5rem;
    margin-top: 0.45rem;
    letter-spacing: 0.18em;
    gap: 0.35em;
  }
  .world-btn::before {
    width: 100%;
    height: 3px;
    top: auto;
    bottom: 0;
  }
  .world-btn:hover { padding-left: 0.95rem; }
  .world-btn[aria-selected="true"] { padding-left: 0.95rem; }

  .atlas-globe-wrap {
    grid-area: globe;
    flex: none;
    height: 100%;                 /* fills 35vh row */
    min-height: 0;
  }

  .panel-content {
    grid-area: content;
    padding: 1.1rem 1.25rem 1.5rem;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .panel-footer { display: none; }

  .atlas-status-bar {
    bottom: 0.6rem;
    left: 0.6rem;
    font-size: 0.55rem;
    letter-spacing: 0.14em;
    padding: 0.4rem 0.65rem;
    gap: 0.55rem;
  }
  .atlas-status-bar .status-cell:nth-child(5) { display: none; }
  .atlas-status-bar .status-divider:nth-child(4) { display: none; }
}

@media (max-width: 480px) {
  .atlas-stage {
    grid-template-rows: auto auto auto 32vh 1fr;
  }
  .atlas-status-bar { font-size: 0.5rem; padding: 0.32rem 0.55rem; gap: 0.45rem; }
  .panel-head { padding: 0.95rem 1rem 0.7rem; }
  .panel-h1 { font-size: 1rem; }
  .panel-content { padding: 1rem 1rem 1.25rem; }
}

/* ---------- WORLD ENTRANCE SEQUENCE ---------- */

/* World button verb suffix (Tony Sanchez · ▾ ENTER) */
.world-btn .wb-verb {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--paper-muted);
  margin-left: 0.6em;
  white-space: nowrap;
  transition: color 0.25s, opacity 0.25s;
}
.world-btn .wb-tri {
  color: var(--onsite-red);
  font-style: normal;
  margin-right: 0.18em;
}
.world-btn:hover .wb-verb { color: var(--paper); }
.world-btn-cyan[aria-selected="true"] .wb-verb { color: var(--signal-cyan); }
.world-btn-gold[aria-selected="true"] .wb-verb { color: var(--rik-gold); }
.world-btn-red[aria-selected="true"]  .wb-verb { color: var(--onsite-red); }

/* CTA pill — promotes the verb into a clear "entrance" affordance.
   Sits below the artist line so the button reads as: world → artist → ACTION. */
.world-btn .wb-cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  align-self: flex-start;
  margin-left: 0;
  margin-top: 0.55rem;
  padding: 0.36rem 0.6rem;
  border: 1px solid var(--panel-line-strong);
  background: rgba(245, 240, 232, 0.04);
  letter-spacing: 0.2em;
  border-radius: 1px;
  transition: background 0.22s, border-color 0.22s, color 0.22s, transform 0.12s ease-out;
}
.world-btn .wb-cta-pill .wb-tri { margin-right: 0; }
.world-btn .wb-cta-arrow {
  font-style: normal;
  transition: transform 0.22s;
}
.world-btn:hover .wb-cta-pill {
  background: rgba(245, 240, 232, 0.08);
  border-color: rgba(245, 240, 232, 0.22);
}
.world-btn:hover .wb-cta-arrow { transform: translateX(2px); }
.world-btn:active .wb-cta-pill { transform: scale(0.97); }
.world-btn-cyan[aria-selected="true"] .wb-cta-pill {
  border-color: var(--signal-cyan);
  background: rgba(0, 212, 255, 0.10);
}
.world-btn-gold[aria-selected="true"] .wb-cta-pill {
  border-color: var(--rik-gold);
  background: rgba(200, 155, 44, 0.10);
}
.world-btn-red[aria-selected="true"] .wb-cta-pill {
  border-color: var(--onsite-red);
  background: rgba(184, 8, 18, 0.12);
}

/* Panel intro guidance cue (mobile-friendly) */
.panel-intro-cue {
  display: inline-block;
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper-muted);
}

/* Loading state on button during entrance sequence */
.world-btn--loading {
  pointer-events: none;
  background: rgba(245, 240, 232, 0.06) !important;
}
.world-btn--loading .wb-verb {
  opacity: 0.4;
}
.world-btn--loading .wb-arrow {
  animation: world-btn-loading-blink 0.85s ease-in-out infinite;
}
@keyframes world-btn-loading-blink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* Intensified marker pulse during entrance (briefly) */
.atlas-marker .marker-pulse--intense {
  animation: marker-pulse-intense 0.6s ease-out 1;
}
@keyframes marker-pulse-intense {
  0%   { transform: translate(-50%, -50%) scale(0.6);  opacity: 0.85; }
  60%  { transform: translate(-50%, -50%) scale(2.6);  opacity: 0;    }
  100% { transform: translate(-50%, -50%) scale(2.6);  opacity: 0;    }
}

/* HUD overlay — TRANSMISSION OPEN / ENTERING [WORLD] */
.atlas-hud {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 7;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0s linear 0.3s;
}

.atlas-hud.is-active {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease, visibility 0s linear 0s;
}

.atlas-hud-inner {
  background: rgba(3, 3, 3, 0.78);
  border: 1px solid var(--panel-line-strong);
  padding: 1.25rem 1.85rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-align: left;
  min-width: 280px;
  position: relative;
}
.atlas-hud-inner::before,
.atlas-hud-inner::after {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid var(--onsite-red);
}
.atlas-hud-inner::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.atlas-hud-inner::after  { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.hud-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin: 0 0 0.6rem;
}
.hud-tri {
  color: var(--onsite-red);
  font-style: normal;
  margin-right: 0.4em;
}

.hud-headline {
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--paper-muted);
  margin: 0 0 0.5rem;
}
.hud-headline .hud-target {
  color: var(--paper);
  letter-spacing: 0.08em;
}

.hud-coord {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper);
  margin: 0;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--panel-line);
}

@media (max-width: 880px) {
  /* Mobile: HUD becomes top banner instead of center modal — doesn't cover the map */
  .atlas-hud {
    top: 0.6rem;
    left: 0.6rem;
    right: 0.6rem;
    transform: none;
  }
  .atlas-hud-inner {
    min-width: 0;
    padding: 0.8rem 1rem;
  }
  .hud-headline { font-size: 0.85rem; }
  .hud-coord { font-size: 0.58rem; padding-top: 0.35rem; }
}

/* Scanline sweep — single line crossing the globe area during entrance */
.atlas-scanline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 4;
  pointer-events: none;
  transform: translateY(-10px);
  opacity: 0;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(184, 8, 18, 0.0) 5%,
    rgba(184, 8, 18, 0.85) 50%,
    rgba(184, 8, 18, 0.0) 95%,
    transparent 100%);
  box-shadow: 0 0 12px rgba(184, 8, 18, 0.55);
}

.atlas-scanline.is-sweeping {
  animation: atlas-scanline-sweep 600ms cubic-bezier(0.4, 0, 0.2, 1) 1;
}

.atlas-scanline[data-color="cyan"] {
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(0, 212, 255, 0.0) 5%,
    rgba(0, 212, 255, 0.85) 50%,
    rgba(0, 212, 255, 0.0) 95%,
    transparent 100%);
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.55);
}
.atlas-scanline[data-color="gold"] {
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(200, 155, 44, 0.0) 5%,
    rgba(200, 155, 44, 0.85) 50%,
    rgba(200, 155, 44, 0.0) 95%,
    transparent 100%);
  box-shadow: 0 0 12px rgba(200, 155, 44, 0.55);
}

@keyframes atlas-scanline-sweep {
  0%   { transform: translateY(0%);   opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(100vh); opacity: 0; }
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  .marker-pulse, .marker-pulse--intense, .loading-tri, .loading-bar-inner, .empty-tri,
  .panel-active, .world-btn--loading .wb-arrow,
  .atlas-scanline.is-sweeping { animation: none !important; }
  .atlas-loading, .atlas-hud { transition: none; }
  .atlas-hud { opacity: 0 !important; visibility: hidden !important; }
}