style.css

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

:root {
  --ink: #f5f0e6;
  --ink-dim: rgba(245, 240, 230, 0.78);
  --ink-faint: rgba(245, 240, 230, 0.58);
  --shadow: 0 1px 28px rgba(0, 0, 0, 0.55);
  --hud-backdrop: rgba(8, 6, 14, 0.58);
  --hud-border: rgba(245, 240, 230, 0.18);
  --hud-text-shadow: 0 1px 3px rgba(0, 0, 0, 0.95), 0 0 18px rgba(0, 0, 0, 0.72);
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
  color: var(--ink);
  font-family: "DM Mono", ui-monospace, monospace;
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

#scene {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  touch-action: none;
}

/* ─── film grain overlay ─── */
.grain {
  position: fixed;
  inset: -10%;
  pointer-events: none;
  opacity: 0.09;
  mix-blend-mode: overlay;
  z-index: 4;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  animation: grainshift 8s steps(6) infinite;
}

@keyframes grainshift {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-2%, 3%); }
  40% { transform: translate(2%, -1%); }
  60% { transform: translate(-1%, -2%); }
  80% { transform: translate(3%, 1%); }
  100% { transform: translate(0, 0); }
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  background: none;
}

.world-loading {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.18s ease;
  background:
    radial-gradient(circle at center, rgba(255, 244, 206, 0.11), transparent 34%),
    rgba(0, 0, 0, 0.54);
}

.world-loading.is-visible {
  opacity: 1;
}

.world-loading-card {
  padding: 18px 22px;
  border: 1px solid rgba(245, 240, 230, 0.32);
  background: rgba(0, 0, 0, 0.48);
  box-shadow: var(--shadow);
}

.world-loading-title {
  font-family: "Major Mono Display", monospace;
  font-size: clamp(17px, 2vw, 25px);
  line-height: 1.2;
  letter-spacing: 0.08em;
  color: var(--ink);
  text-shadow: var(--shadow);
  text-transform: lowercase;
}

/* ─── HUD shell ─── */
.hud {
  position: fixed;
  left: 0;
  right: 0;
  padding: max(32px, env(safe-area-inset-top)) max(44px, env(safe-area-inset-right))
    max(32px, env(safe-area-inset-bottom)) max(44px, env(safe-area-inset-left));
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  z-index: 10;
  pointer-events: none;
  gap: 18px;
}

.hud > * {
  pointer-events: auto;
}

.hud-top { top: 0; }
.hud-bottom {
  bottom: 0;
  align-items: flex-end;
}

/* ─── Title block ─── */
.title-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 360px;
  padding: 12px 14px 13px;
  background: var(--hud-backdrop);
  border: 1px solid var(--hud-border);
  border-radius: 6px;
  backdrop-filter: blur(6px);
  text-shadow: var(--hud-text-shadow);
  animation: titleBlockFadeOut 0.8s ease 5s forwards;
}

@keyframes titleBlockFadeOut {
  to {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

.eyebrow {
  font-size: 9px;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: 1;
  text-shadow: var(--hud-text-shadow);
}
.eyebrow-button {
  appearance: none;
  border: 0;
  border-bottom: 1px solid transparent;
  padding: 0;
  background: transparent;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  cursor: pointer;
  transition: color 0.4s ease, border-color 0.4s ease;
}
.eyebrow,
.eyebrow-button,
.eyebrow-link {
  color: var(--ink);
  opacity: 1;
}
.eyebrow-link {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.4s ease, border-color 0.4s ease;
}
.eyebrow-button:hover,
.eyebrow-link:hover {
  color: var(--ink);
  border-bottom-color: var(--ink-dim);
}

.title {
  font-family: "Cormorant Infant", serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(38px, 4.4vw, 64px);
  line-height: 0.85;
  letter-spacing: -0.005em;
  text-shadow: var(--hud-text-shadow);
  color: var(--ink);
}

.title em {
  font-weight: 500;
  font-style: italic;
}

/* ─── Biome card ─── */
.biome-card {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px 13px;
  background: var(--hud-backdrop);
  border: 1px solid var(--hud-border);
  border-radius: 6px;
  backdrop-filter: blur(6px);
  text-shadow: var(--hud-text-shadow);
  min-width: 200px;
}

.label {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.biome-name {
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(19px, 1.7vw, 25px);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: capitalize;
  line-height: 1.05;
}

.biome-sub {
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-style: normal;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
  font-size: 12px;
  line-height: 1.35;
}

.island-name {
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 500;
  font-style: normal;
  color: var(--ink);
  letter-spacing: 0.01em;
  line-height: 1.25;
}

/* ─── Stats row ─── */
.stats {
  display: flex;
  gap: 28px;
  padding: 12px 14px 11px;
  background: var(--hud-backdrop);
  border: 1px solid var(--hud-border);
  border-radius: 6px;
  backdrop-filter: blur(6px);
  text-shadow: var(--hud-text-shadow);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 54px;
}

.stats .label,
.stats .value {
  color: var(--ink);
  opacity: 1;
  text-shadow: var(--hud-text-shadow);
}

.value {
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--ink);
}

/* ─── Controls (right side) ─── */
.controls {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  text-shadow: var(--shadow);
}

.hint {
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.regen {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  padding: 14px 22px 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  position: relative;
  transition: border-color 0.4s ease, background 0.4s ease, color 0.4s ease,
    letter-spacing 0.5s ease, padding 0.5s ease;
  backdrop-filter: blur(2px);
}

.regen::before,
.regen::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  border: 1px solid var(--ink-dim);
  transition: border-color 0.4s ease;
}
.regen::before { left: -4px; top: -4px; border-right: none; border-bottom: none; }
.regen::after  { right: -4px; bottom: -4px; border-left: none; border-top: none; }

.regen-glyph {
  font-size: 14px;
  display: inline-block;
  transition: transform 0.6s cubic-bezier(0.7, 0, 0.3, 1);
}

.regen:hover {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.08);
  letter-spacing: 0.4em;
  padding-right: 26px;
}
.regen:hover::before,
.regen:hover::after { border-color: var(--ink); }
.regen:hover .regen-glyph { transform: rotate(360deg); }

.regen:active {
  background: var(--ink);
  color: #111;
}

/* ─── Decorative corner marks ─── */
.corner {
  position: fixed;
  font-family: "Major Mono Display", monospace;
  font-size: 14px;
  color: var(--ink-faint);
  z-index: 8;
  pointer-events: none;
  text-shadow: var(--shadow);
}
.corner-tl { top: 14px; left: 18px; }
.corner-tr { top: 14px; right: 18px; }
.corner-bl { bottom: 14px; left: 18px; }
.corner-br { bottom: 14px; right: 18px; }

/* ─── Initial fade-in ─── */
.hud {
  animation: hudIn 1.6s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.hud-bottom { animation-delay: 0.15s; }
.corner { animation: hudIn 1.6s cubic-bezier(0.2, 0.7, 0.2, 1) both; animation-delay: 0.4s; }

@keyframes hudIn {
  from {
    opacity: 0;
    transform: translateY(8px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

/* responsive */
@media (max-width: 720px) {
  .hud {
    padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right))
      max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
    gap: 10px;
  }
  .hud-top { align-items: flex-start; }
  .hud-bottom {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .title-block { max-width: 60vw; gap: 4px; }
  .title { font-size: clamp(28px, 9vw, 44px); }
  .eyebrow { font-size: 8px; letter-spacing: 0.35em; }
  .biome-card { min-width: 0; max-width: 38vw; gap: 4px; }
  .biome-name { font-size: clamp(15px, 4.2vw, 20px); }
  .island-name { font-size: 14px; }
  .biome-sub { font-size: 12px; line-height: 1.15; }
  .stats {
    gap: 14px;
    row-gap: 10px;
    justify-content: flex-start;
  }
  .stat { min-width: 44px; gap: 2px; }
  .value { font-size: 15px; }
  .stat .label { font-size: 8px; letter-spacing: 0.3em; }
  .controls {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }
  .controls .hint { display: none; }
  .controls-row { flex: 1 1 auto; }
  .regen {
    flex: 1 1 0;
    justify-content: center;
    gap: 8px;
    padding: 14px 10px;
    font-size: 10px;
    letter-spacing: 0.18em;
    min-width: 0;
    min-height: 44px;
  }
  .settings-toggle,
  .help-toggle,
  .music-toggle {
    flex: 0 0 auto;
    width: 44px;
    min-height: 44px;
  }
  .mode-toggle {
    flex: 0 0 auto;
    min-width: 44px;
    min-height: 44px;
    padding: 0 8px;
    font-size: 10px;
  }
  .regen:hover {
    letter-spacing: 0.28em;
    padding-right: 16px;
  }
  .corner { font-size: 11px; }
  .corner-tl, .corner-tr { top: 6px; }
  .corner-bl, .corner-br { bottom: 6px; }
  .corner-tl, .corner-bl { left: 8px; }
  .corner-tr, .corner-br { right: 8px; }
}

@media (max-width: 420px) {
  .regen-label { display: none; }
  .biome-card { max-width: 42vw; }
  .title { font-size: clamp(24px, 8vw, 36px); }
  .stats { gap: 10px 14px; }
  .value { font-size: 14px; }
}

@media (hover: none) {
  /* avoid stuck hover-state on touch devices */
  .regen:hover {
    border-color: var(--ink-dim);
    background: transparent;
    letter-spacing: 0.32em;
    padding-right: 22px;
  }
  .regen:hover::before,
  .regen:hover::after { border-color: var(--ink-dim); }
  .regen:hover .regen-glyph { transform: none; }
}

/* Desktop: hide mobile help by default */
.help-mobile { display: none; }

/* Mobile header auto-hide + backdrop */
@media (hover: none) {
  .hud-top {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
  }
  .help-desktop { display: none; }
  .help-mobile { display: block; }
}
.hud-top.mobile {
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}
body.mobile .help-desktop { display: none; }
body.mobile .help-mobile { display: block; }
body.mobile .controls .hint { display: none; }
body.mobile .stats { display: none; }
body.mobile .settings-panel {
  bottom: auto;
  top: 12px;
  left: 12px;
  right: 12px;
  width: auto;
  max-width: none;
  max-height: 60vh;
}
body.mobile .locator-panel {
  bottom: auto;
  top: 12px;
  left: 12px;
  right: 12px;
  width: auto;
  max-width: none;
  max-height: 60vh;
}
body.mobile .help-panel {
  top: 50%;
  left: 50%;
  right: auto;
  bottom: auto;
  width: calc(100vw - 32px);
  max-width: none;
  max-height: calc(100vh - 32px);
  transform: translate(-50%, -46%) scale(0.98);
}
body.mobile .help-panel.open {
  transform: translate(-50%, -50%) scale(1);
}

/* ─── Inline toggles (live in .controls-row, left of regenerate) ─────── */
.controls-row {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.settings-toggle,
.help-toggle,
.catalog-toggle {
  z-index: 11;
  width: 40px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "Major Mono Display", monospace;
  font-size: 16px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: border-color 0.4s ease, background 0.4s ease;
}
.settings-toggle:hover,
.help-toggle:hover,
.catalog-toggle:hover,
.catalog-toggle.active {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.1);
}
.settings-glyph,
.help-glyph {
  display: inline-block;
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1;
}
.settings-glyph {
  font-size: 19px;
  transition: transform 0.6s cubic-bezier(0.7, 0, 0.3, 1);
}
.help-glyph {
  font-size: 20px;
  font-weight: 500;
  transform: translateY(-1px);
}
.catalog-icon {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: block;
}
.settings-toggle:hover .settings-glyph { transform: rotate(72deg); }

.mode-toggle {
  z-index: 11;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 24px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: border-color 0.4s ease, background 0.4s ease, color 0.4s ease;
}
.pov-toggle {
  width: 48px;
  min-width: 48px;
  padding: 0;
}
.fly-toggle {
  min-width: 148px;
  padding-inline: 18px;
}
.mode-toggle:hover,
.mode-toggle.active,
.pov-toggle:hover,
.pov-toggle.active,
.fly-toggle.active {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.1);
}
.mode-toggle.active {
  color: #111;
  background: var(--ink);
}
.fly-option,
.fly-divider {
  display: inline-block;
  font-size: 12px;
  line-height: 1;
}
.pov-icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: block;
}
.fly-option {
  opacity: 0.48;
  transition: opacity 0.25s ease;
}
.fly-toggle:not(.active) .fly-option-orbit,
.fly-toggle.active .fly-option-fly {
  opacity: 1;
}
.fly-divider {
  color: var(--ink-dim);
  margin-inline: -2px;
}

@media (max-width: 720px) {
  .controls-row {
    display: grid;
    grid-template-columns: repeat(5, 44px) minmax(76px, 1.2fr);
    gap: 6px;
  }
  .mode-toggle {
    min-width: 44px;
    padding: 0;
  }
  .pov-toggle {
    width: 44px;
  }
  .fly-toggle {
    min-width: 0;
    padding-inline: 6px;
    gap: 5px;
  }
  .fly-option,
  .fly-divider {
    font-size: 10px;
    letter-spacing: 0.08em;
  }
  #regen-same-biome {
    grid-column: 1 / 5;
  }
  #regen-random-biome {
    grid-column: 5 / 7;
  }
}

.music-toggle {
  z-index: 11;
  width: 40px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--ink-dim);
  color: var(--ink-dim);
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 16px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: border-color 0.4s ease, background 0.4s ease, color 0.4s ease;
}
.music-toggle.active {
  color: var(--ink);
}
.music-toggle:hover {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.1);
}
.music-glyph {
  display: inline-block;
  line-height: 1;
  font-size: 17px;
  transform: translateY(-1px);
}

/* ─── Mobile fly controls ───────────────────────────────────────────── */
.fly-touch-controls {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 13;
  pointer-events: none;
}
body.mobile.fly-mode .fly-touch-controls {
  display: block;
}
.fly-touch-pad,
.fly-touch-altitude {
  position: absolute;
  pointer-events: auto;
  touch-action: none;
  opacity: 0.72;
  transition: opacity 0.25s ease;
}
.fly-touch-pad {
  left: max(16px, env(safe-area-inset-left));
  bottom: calc(max(16px, env(safe-area-inset-bottom)) + 204px);
  width: 112px;
  height: 112px;
  border: 1px solid rgba(245, 240, 230, 0.55);
  border-radius: 999px;
  background: rgba(8, 6, 14, 0.34);
  backdrop-filter: blur(5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
}
.fly-touch-altitude {
  right: max(16px, env(safe-area-inset-right));
  bottom: calc(max(16px, env(safe-area-inset-bottom)) + 204px);
  display: grid;
  grid-template-rows: repeat(2, 54px);
  gap: 12px;
}
.fly-touch-joystick-knob {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(245, 240, 230, 0.68);
  border-radius: 999px;
  background: rgba(245, 240, 230, 0.28);
  transform: translate(-50%, -50%);
  box-shadow: inset 0 0 18px rgba(245, 240, 230, 0.16);
  transition: transform 0.12s ease, background 0.12s ease;
}
.fly-touch-pad.pressed .fly-touch-joystick-knob {
  background: rgba(245, 240, 230, 0.44);
}
.fly-touch-button {
  width: 54px;
  height: 54px;
  border: 1px solid rgba(245, 240, 230, 0.55);
  border-radius: 999px;
  background: rgba(8, 6, 14, 0.36);
  color: rgba(245, 240, 230, 0.86);
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 22px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  touch-action: none;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.fly-touch-button.pressed,
.fly-touch-button:active {
  background: rgba(245, 240, 230, 0.86);
  border-color: var(--ink);
  color: #111;
}
@media (min-width: 721px) {
  .fly-touch-controls { display: none !important; }
}
@media (max-height: 680px) {
  .fly-touch-pad,
  .fly-touch-altitude {
    bottom: calc(max(12px, env(safe-area-inset-bottom)) + 156px);
  }
}

.help-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  right: auto;
  bottom: auto;
  z-index: 45;
  width: min(880px, calc(100vw - 48px));
  max-width: none;
  max-height: min(720px, calc(100vh - 64px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
  background: rgba(8, 6, 14, 0.94);
  border: 1px solid var(--hud-border);
  border-radius: 6px;
  backdrop-filter: blur(12px);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  opacity: 0;
  transform: translate(-50%, -46%) scale(0.98);
  pointer-events: none;
  transition: opacity 0.32s ease, transform 0.32s ease;
  text-shadow: var(--hud-text-shadow);
}
.help-panel.open {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

.help-panel .settings-head {
  position: sticky;
  top: 0;
  z-index: 2;
  display: block;
  flex: 0 0 auto;
  margin-bottom: 0;
  padding: 26px 30px 14px;
  background: rgba(8, 6, 14, 0.96);
  border-bottom: 1px solid rgba(245, 240, 230, 0.12);
}

.help-titlebar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 22px;
}

.help-panel .settings-title {
  font-size: 13px;
}

.help-desktop-labels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.help-desktop-labels .settings-section-label {
  margin-bottom: 0;
}

.help-scroll {
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 18px 30px 28px;
}

.help-panel .settings-section + .settings-section {
  margin-top: 0;
}

.help-desktop {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.help-desktop .settings-section {
  min-width: 0;
}

body.mobile .help-desktop { display: none; }
body.mobile .help-mobile { display: block; }
body.mobile .help-desktop-labels { display: none; }
body.mobile .help-mobile-close {
  display: flex;
}

@media (hover: none) {
  .help-desktop { display: none; }
  .help-mobile { display: block; }
  .help-desktop-labels { display: none; }
  .help-mobile-close { display: flex; }
}

.help-mobile-close {
  display: none;
  position: sticky;
  top: 0;
  z-index: 3;
  width: 44px;
  min-height: 44px;
  margin: -8px -4px 8px auto;
  align-items: center;
  justify-content: center;
  background: rgba(8, 6, 14, 0.96);
  border: 1px solid var(--hud-border);
  border-radius: 999px;
  color: var(--ink);
  font-family: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(12px);
}

.help-list {
  display: grid;
  grid-template-columns: minmax(120px, max-content) minmax(0, 1fr);
  column-gap: 18px;
  row-gap: 12px;
  font-size: 14px;
  letter-spacing: 0.02em;
}
.help-list dt {
  color: var(--ink);
  text-transform: lowercase;
  letter-spacing: 0.08em;
  line-height: 1.35;
}
.help-list dd {
  color: var(--ink);
  letter-spacing: 0.01em;
  line-height: 1.5;
}
.help-list kbd {
  border: 1px solid var(--ink-dim);
  padding: 2px 6px;
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.1em;
}

body.photo-mode .help-panel {
  opacity: 0 !important;
  pointer-events: none;
}

@media (max-width: 720px) {
  .help-desktop { display: none; }
  .help-mobile { display: block; }
  .help-desktop-labels { display: none; }
  .help-panel {
    top: 50%;
    left: 50%;
    right: auto;
    bottom: auto;
    width: calc(100vw - 32px);
    max-width: none;
    max-height: calc(100vh - 32px);
    padding: 0;
    transform: translate(-50%, -46%) scale(0.98);
  }
  .help-panel .settings-head {
    padding: 20px 18px 14px;
  }
  .help-titlebar {
    margin-bottom: 0;
  }
  .help-scroll {
    padding: 18px 18px 22px;
  }
  .help-panel.open {
    transform: translate(-50%, -50%) scale(1);
  }
  .help-mobile .settings-section + .settings-section {
    margin-top: 20px;
  }
  .help-list {
    grid-template-columns: minmax(98px, 0.42fr) minmax(0, 1fr);
    column-gap: 12px;
    font-size: 13px;
  }
}

.settings-panel {
  position: fixed;
  bottom: 90px;
  right: 14px;
  z-index: 11;
  width: 320px;
  max-width: calc(100vw - 28px);
  max-height: calc(100vh - 220px);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 18px 14px;
  background: rgba(8, 6, 14, 0.9);
  border: 1px solid var(--hud-border);
  backdrop-filter: blur(12px);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.32s ease, transform 0.32s ease;
  text-shadow: var(--hud-text-shadow);
}
.settings-panel.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.settings-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}
.settings-title {
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.settings-close {
  background: transparent;
  border: none;
  color: var(--ink-dim);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  transition: color 0.3s ease;
}
.settings-close:hover { color: var(--ink); }

.settings-section + .settings-section { margin-top: 16px; }
.settings-section-label {
  font-size: 9px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border-bottom: 1px solid rgba(245, 240, 230, 0.12);
  padding-bottom: 6px;
  margin-bottom: 10px;
}
.fx-details { margin: 0 0 12px; }
.fx-details > .fx-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  user-select: none;
  outline: none;
}
.fx-details > .fx-summary::-webkit-details-marker { display: none; }
.fx-details > .fx-summary::after {
  content: "+";
  font-size: 14px;
  letter-spacing: 0;
  color: var(--ink-faint);
  transform: translateY(-1px);
  transition: transform 0.2s ease, color 0.2s ease;
}
.fx-details[open] > .fx-summary::after { content: "−"; color: var(--ink-dim); }
.fx-details > .fx-summary:hover { color: var(--ink); }
.fx-details[open] { margin-bottom: 4px; }
.fx-details[open] > .fx-summary { margin-bottom: 10px; }

.setting {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 6px 10px;
  margin-bottom: 12px;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: lowercase;
}
.setting .setting-label {
  grid-column: 1;
  color: var(--ink-dim);
  min-width: 0;
}
.setting input[type="range"] {
  grid-column: 1 / span 2;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 18px;
  background: transparent;
  cursor: pointer;
}
.setting input[type="range"]::-webkit-slider-runnable-track {
  height: 1px;
  background: var(--ink-dim);
}
.setting input[type="range"]::-moz-range-track {
  height: 1px;
  background: var(--ink-dim);
}
.setting input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--ink);
  margin-top: -6px;
  transition: transform 0.2s ease;
}
.setting input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--ink);
}
.setting input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.2); }
.setting select {
  grid-column: 1 / span 2;
  width: 100%;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--ink), transparent 62%);
  border-radius: 4px;
  padding: 7px 8px;
  color: var(--ink);
  background: color-mix(in srgb, var(--paper), transparent 12%);
  font: inherit;
  letter-spacing: 0.08em;
  text-transform: lowercase;
}
.setting-value {
  grid-column: 2;
  font-size: 10px;
  color: var(--ink);
  letter-spacing: 0.1em;
  text-align: right;
  min-width: 48px;
}

.setting-checkbox {
  grid-template-columns: auto 1fr;
  margin-bottom: 8px;
}
.setting-checkbox input {
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border: 1px solid var(--ink-dim);
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.setting-checkbox input:hover { border-color: var(--ink); }
.setting-checkbox input:checked {
  background: var(--ink);
  border-color: var(--ink);
}
.setting-checkbox input:checked::after {
  content: "";
  position: absolute;
  inset: 2px;
  background: #111;
  clip-path: polygon(20% 50%, 45% 75%, 85% 20%, 85% 35%, 45% 90%, 10% 60%);
}
.setting-checkbox .setting-label { color: var(--ink); }

.setting-button {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  padding: 10px 12px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.setting-button:hover {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.06);
}
.setting-button.active {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.12);
}
.setting-button-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: lowercase;
}
.setting-button-hint {
  display: block;
  font-size: 9px;
  color: var(--ink-faint);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ─── Bookmarks ──────────────────────────────────────────────────────── */
.bookmark-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 168px;
  overflow-y: auto;
  margin-top: 4px;
}

.bookmark-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border: 1px solid rgba(245, 240, 230, 0.16);
  background: transparent;
  color: var(--ink);
  font-family: "DM Mono", monospace;
  cursor: pointer;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.bookmark-row:hover {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.06);
}

.bookmark-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, 0.4);
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.35);
}

.bookmark-text {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  text-align: left;
  background: transparent;
  border: none;
  color: inherit;
  font: inherit;
  padding: 0;
  cursor: pointer;
}
.bookmark-biome {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bookmark-seed {
  font-size: 9px;
  color: var(--ink-faint);
  letter-spacing: 0.18em;
}

.bookmark-remove {
  background: transparent;
  border: none;
  color: var(--ink-faint);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  transition: color 0.3s ease;
}
.bookmark-remove:hover { color: var(--ink); }

.bookmark-empty {
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.18em;
  text-transform: lowercase;
  margin-top: 6px;
  display: none;
}
.bookmark-empty.visible { display: block; }

/* ─── Biome filter ───────────────────────────────────────────────────── */
.biome-filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(245, 240, 230, 0.12);
  padding-bottom: 6px;
  margin-bottom: 10px;
}
.biome-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.biome-filter-actions {
  display: flex;
  gap: 8px;
}
.biome-filter-action {
  background: none;
  border: 1px solid var(--ink-faint);
  color: var(--ink-dim);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: lowercase;
  padding: 2px 8px;
  border-radius: 3px;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.biome-filter-action:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.biome-filter-header .settings-section-label {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}
.biome-chip {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--ink-faint);
  cursor: pointer;
  position: relative;
  padding: 0;
  background: transparent;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.biome-chip::before {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--chip-color, #888);
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.3);
  opacity: 0.35;
  transition: opacity 0.25s ease;
}
.biome-chip:hover {
  border-color: var(--ink);
  transform: scale(1.08);
}
.biome-chip:hover::before {
  opacity: 0.7;
}
.biome-chip.active {
  border-color: var(--ink);
}
.biome-chip.active::before {
  opacity: 1;
}
.biome-chip-tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: rgb(14, 14, 18);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: lowercase;
  padding: 3px 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  z-index: 10;
  transition: opacity 0.2s ease;
}
.biome-chip:hover .biome-chip-tooltip { opacity: 1; }

.biome-filter-hint {
  font-size: 9px;
  color: var(--ink-faint);
  letter-spacing: 0.18em;
  text-transform: lowercase;
  line-height: 1.4;
}

.lowfx-badge {
  font-size: 10px;
  color: var(--ink);
  background: rgba(245, 240, 230, 0.1);
  border: 1px solid var(--ink-dim);
  padding: 8px 12px;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  line-height: 1.4;
  text-align: center;
}

.follow-banner {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  z-index: 9;
  padding: 8px 14px;
  background: rgba(14, 14, 18, 0.78);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(4px);
}
.follow-banner.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.follow-banner kbd {
  border: 1px solid var(--ink-dim);
  padding: 1px 5px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 0.1em;
}

.pause-banner {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  z-index: 9;
  padding: 8px 14px;
  background: rgba(14, 14, 18, 0.78);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(4px);
}
.pause-banner.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.pause-banner kbd {
  border: 1px solid var(--ink-dim);
  padding: 1px 5px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 0.1em;
}

.tour-banner {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  z-index: 9;
  padding: 8px 14px;
  background: rgba(14, 14, 18, 0.78);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(4px);
}
.tour-banner.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.tour-banner kbd {
  border: 1px solid var(--ink-dim);
  padding: 1px 5px;
  font-family: inherit;
  font-size: 10px;
  letter-spacing: 0.1em;
}

/* ─── Locator panel ─────────────────────────────────────────────────── */
.locator-panel {
  position: fixed;
  bottom: 90px;
  left: 14px;
  width: 220px;
  max-height: calc(100vh - 120px);
  background: rgba(8, 6, 14, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--ink-dim);
  border-radius: 6px;
  padding: 16px 18px;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.32s ease, transform 0.32s ease;
  text-shadow: var(--shadow);
  z-index: 40;
}
.locator-panel.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
body.photo-mode .locator-panel {
  opacity: 0 !important;
  pointer-events: none;
}
.locator-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.locator-category {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.45;
  margin-top: 10px;
  margin-bottom: 4px;
  padding: 0 4px;
}
.locator-category:first-child {
  margin-top: 0;
}
.locator-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  background: none;
  border: none;
  color: var(--ink);
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 8px;
  cursor: pointer;
  border-radius: 3px;
  transition: background 0.15s ease;
  text-shadow: var(--shadow);
  text-align: left;
}
.locator-item:hover {
  background: rgba(255, 255, 255, 0.06);
}
.locator-item:active {
  background: rgba(255, 255, 255, 0.10);
}
.locator-item-count {
  opacity: 0.45;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  margin-left: 8px;
}
.locator-empty {
  text-align: center;
  opacity: 0.35;
  padding: 12px 0;
  font-size: 11px;
  letter-spacing: 0.05em;
}
.locator-hint {
  margin-top: 12px;
  font-size: 10px;
  opacity: 0.35;
  text-align: center;
  letter-spacing: 0.05em;
}
.locator-hint kbd {
  border: 1px solid var(--ink-dim);
  padding: 1px 5px;
  font-family: inherit;
  font-size: inherit;
  letter-spacing: 0.1em;
}

/* ─── Catalog panel ─────────────────────────────────────────────────── */
.catalog-panel {
  position: fixed;
  bottom: 90px;
  right: 14px;
  width: min(420px, calc(100vw - 28px));
  max-height: calc(100vh - 120px);
  background: rgba(8, 6, 14, 0.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--ink-dim);
  border-radius: 6px;
  padding: 16px 18px;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.32s ease, transform 0.32s ease;
  text-shadow: var(--shadow);
  z-index: 41;
}
.catalog-panel.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
body.photo-mode .catalog-panel {
  opacity: 0 !important;
  pointer-events: none;
}
.catalog-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.catalog-biome {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.catalog-biome-title {
  appearance: none;
  width: 100%;
  background: transparent;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  font-family: "DM Mono", monospace;
  border-bottom: 1px solid rgba(245, 240, 230, 0.12);
  border-left: 0;
  border-right: 0;
  border-top: 0;
  padding-bottom: 6px;
  text-align: left;
  cursor: pointer;
}
.catalog-biome-title:hover {
  color: var(--ink);
  border-bottom-color: rgba(245, 240, 230, 0.32);
}
.catalog-section-title {
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 2px;
}
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 8px;
}
.catalog-card {
  appearance: none;
  min-height: 116px;
  border: 1px solid rgba(245, 240, 230, 0.16);
  background: rgba(245, 240, 230, 0.04);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  padding: 7px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}
.catalog-card.unlocked,
.catalog-card.locked {
  cursor: pointer;
}
.catalog-card.locked {
  color: var(--ink-faint);
}
.catalog-thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: rgba(245, 240, 230, 0.06);
  border: 1px solid rgba(245, 240, 230, 0.12);
}
.catalog-thumb-placeholder {
  display: grid;
  place-items: center;
  color: var(--ink-faint);
}
.catalog-card-label {
  color: var(--ink);
}
.catalog-card-meta {
  color: var(--ink-faint);
  font-size: 8px;
  line-height: 1.35;
}
.catalog-card-action {
  margin-top: auto;
  color: var(--ink-dim);
}
.catalog-empty,
.catalog-hint {
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.14em;
  text-transform: lowercase;
  line-height: 1.4;
}
.catalog-empty {
  display: none;
  margin: 10px 0;
}
.catalog-empty.visible { display: block; }
.catalog-hint {
  margin-top: 12px;
}

/* ─── Photo mode ─────────────────────────────────────────────────────── */
.photo-hud {
  position: fixed;
  inset: 0;
  z-index: 11;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}
body.photo-mode .photo-hud { opacity: 1; }
body.photo-mode .photo-hud[aria-hidden="true"] { opacity: 0; }
body:not(.photo-mode) .photo-hud { display: none; }

.photo-reticle {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.reticle-center {
  stroke: var(--ink-dim);
  stroke-width: 1;
  fill: none;
}
.reticle-corner {
  stroke: var(--ink);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
.reticle-zoom {
  fill: var(--ink-dim);
  font-family: "DM Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
}
.reticle-tick {
  stroke: var(--ink-dim);
  stroke-width: 1;
  stroke-linecap: round;
}
.reticle-frame {
  stroke: var(--ink-faint);
  stroke-width: 0.5;
  fill: none;
}

.photo-seed {
  position: fixed;
  bottom: max(4px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: "Major Mono Display", monospace;
  font-size: 14px;
  letter-spacing: 0.4em;
  color: var(--ink);
  text-shadow: var(--shadow);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.photo-hint {
  font-family: "DM Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--ink-dim);
  text-transform: lowercase;
}
.photo-hint kbd {
  border: 1px solid var(--ink-faint);
  padding: 1px 5px;
  font-family: inherit;
  font-size: 9px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}
body.photo-mode .photo-seed { opacity: 0.85; pointer-events: auto; }
body.photo-mode .photo-seed[aria-hidden="true"] { opacity: 0; pointer-events: none; }

.photo-review-actions {
  position: fixed;
  bottom: max(4px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: min(760px, calc(100vw - 24px));
}

.photo-review-catalog {
  flex-basis: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: "DM Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: lowercase;
  color: var(--ink-dim);
}
.photo-review-frame-label {
  min-width: 112px;
  max-width: min(360px, calc(100vw - 32px));
  padding: 4px 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(20, 20, 24, 0.28);
  color: rgba(18, 16, 20, 0.92);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.22);
  text-shadow: none;
  text-transform: none;
}
.photo-review-catalog-status {
  color: rgba(18, 16, 20, 0.8);
  text-shadow: 0 1px 8px rgba(255, 255, 255, 0.8);
}
.photo-review-catalog-empty-status {
  padding: 5px 12px;
  background: rgba(18, 16, 20, 0.78);
  border: 1px solid rgba(245, 240, 230, 0.36);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.32);
  text-shadow: none;
}
.photo-review-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 10px;
  width: min(420px, calc(100vw - 24px));
}
.photo-review-compare figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--ink-faint);
  font-size: 9px;
  letter-spacing: 0.14em;
}
.photo-review-compare img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--ink-dim);
  background: rgba(20, 20, 24, 0.65);
}

.photo-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  /* Hit area is suppressed outside photo-mode so these invisible buttons don't
     swallow taps on regen / settings on narrow viewports where they overlap. */
  pointer-events: none;
}
body.photo-mode .photo-actions,
body.photo-mode .photo-action { pointer-events: auto; }
.photo-action {
  pointer-events: none;
  background: rgba(20, 20, 24, 0.55);
  border: 1px solid var(--ink-dim);
  color: var(--ink);
  font-family: "DM Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  padding: 8px 14px;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.photo-action:hover {
  border-color: var(--ink);
  background: rgba(245, 240, 230, 0.08);
}
.photo-review-catalog .photo-action {
  background: rgba(18, 16, 20, 0.82);
  border-color: rgba(245, 240, 230, 0.5);
  color: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}
.photo-review-catalog .photo-action:hover {
  background: rgba(18, 16, 20, 0.94);
  border-color: #fff;
}
/* Touch-first devices have no keyboard hints; bigger tap targets. */
@media (hover: none) {
  .photo-hint { display: none; }
  .photo-action { padding: 12px 18px; font-size: 11px; }
}
body.photo-mode .hud,
body.photo-mode .corner,
body.photo-mode .settings-panel,
body.photo-mode .follow-banner,
body.photo-mode .pause-banner,
body.photo-mode .tour-banner,
body.photo-mode .vignette,
body.photo-mode .grain {
  /* !important required: the .hud rule has a `forwards` keyframe animation
     that holds opacity:1 after fading in, which would otherwise override
     this. The same animation runs on .corner. */
  opacity: 0 !important;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

@media (max-width: 720px) {
  .settings-panel {
    bottom: auto;
    top: 12px;
    left: 12px;
    right: 12px;
    width: auto;
    max-width: none;
    max-height: 60vh;
  }
  .locator-panel {
    bottom: auto;
    top: 12px;
    left: 12px;
    width: 200px;
    max-height: 60vh;
  }
}

.inspect-hidden {
  display: none !important;
}

.inspect-hud {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 14px;
  align-items: center;
  max-width: calc(100vw - 32px);
  box-sizing: border-box;
  padding: 10px 18px;
  background: rgba(20, 20, 24, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-family: "DM Mono", monospace;
  font-size: 11px;
  color: #cfd2d8;
  letter-spacing: 0.06em;
  pointer-events: none;
  z-index: 50;
}
.inspect-hud .ihud-key {
  color: #e8eaef;
  font-weight: 500;
  letter-spacing: 0.18em;
}
.inspect-hud .ihud-val {
  color: #fff;
}
.inspect-hud .ihud-sep {
  color: rgba(255, 255, 255, 0.3);
}
.inspect-hud .ihud-keys {
  margin-left: 14px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 10px;
  letter-spacing: 0.04em;
}
.inspect-hud .ihud-paused {
  margin-left: 6px;
  padding: 2px 8px;
  background: rgba(244, 162, 97, 0.18);
  border: 1px solid rgba(244, 162, 97, 0.5);
  border-radius: 999px;
  color: #f4a261;
  font-weight: 500;
  letter-spacing: 0.16em;
  font-size: 10px;
}

.fps-counter {
  position: fixed;
  top: -2px;
  right: 23px;
  padding: 4px 10px;
  background: rgba(20, 20, 24, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-family: "DM Mono", monospace;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.12em;
  pointer-events: none;
  z-index: 60;
}
.fps-counter[hidden] {
  display: none;
}
.fps-counter #fps-value {
  color: #fff;
  margin-left: 4px;
  display: inline-block;
  min-width: 2.5em;
  text-align: right;
}
.photo-mode .fps-counter {
  display: none;
}