:root {
  --night: #000000;
  --lamp: #ede3d1;        /* warm off-white, the color dots saturate toward */
  --dim: #8f8473;
  --ember: #d9a99f;       /* the dot color lifted to read as text */
  --ember-raw: 139, 87, 79; /* the dot color itself, kepler reference */
  --glass: rgba(8, 6, 5, 0.62);
  --hair: rgba(237, 227, 209, 0.14);
  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --mono: "Martian Mono", ui-monospace, monospace;
  --gutter: 20px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--night);
  color: var(--lamp);
  overflow: hidden;
  font-family: var(--display);
  -webkit-font-smoothing: antialiased;
}

#map { position: absolute; inset: 0; }

/* Basemap is a plain black background; this only softens MapLibre's canvas
   in case a style layer ever sneaks in. */
#map .maplibregl-canvas { outline: none; }
.maplibregl-ctrl-attrib { display: none; }

button { font: inherit; color: inherit; }

:focus-visible {
  outline: 1px solid var(--lamp);
  outline-offset: 2px;
}

/* ---------- masthead ---------- */

.masthead {
  position: absolute;
  top: var(--gutter);
  left: var(--gutter);
  z-index: 10;
  max-width: min(440px, calc(100vw - 2 * var(--gutter)));
  padding: 14px 16px;
  background: rgba(0, 0, 0, 0.82);
  border-radius: 6px;
  pointer-events: none;
}

.wordmark {
  margin: 0;
  font-weight: 300;
  font-size: clamp(30px, 4.2vw, 48px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  color: var(--dim);
}

/* The "il" of brasIL / ILuminado is the one lit thing in the type. */
.wordmark .lit {
  font-weight: 800;
  color: var(--lamp);
  text-shadow:
    0 0 6px rgba(255, 214, 170, 0.75),
    0 0 22px rgba(var(--ember-raw), 0.9),
    0 0 48px rgba(var(--ember-raw), 0.7);
}

.dek {
  margin: 10px 0 0;
  max-width: 30ch;
  font-size: 14px;
  line-height: 1.4;
  color: var(--dim);
}

.readout {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.place {
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  letter-spacing: -0.02em;
}

.count {
  font-family: var(--mono);
  font-weight: 300;
  font-size: 11px;
  line-height: 1.6;
  color: var(--dim);
}

.count b {
  font-weight: 400;
  color: var(--lamp);
}

.progress {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 9;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--lamp);
  padding: 18px 22px 16px;
  background: var(--glass);
  border: 1px solid var(--hair);
  border-radius: 4px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* One lamp breathing while the dots come down the wire. */
.progress .glow {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lamp);
  box-shadow:
    0 0 6px rgba(255, 214, 170, 0.9),
    0 0 22px rgba(var(--ember-raw), 0.9),
    0 0 48px rgba(var(--ember-raw), 0.7);
  animation: breathe 1.6s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { opacity: 0.35; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.15); }
}

.progress .bar {
  width: 160px;
  height: 1px;
  background: var(--hair);
}

.progress .bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--lamp);
  box-shadow: 0 0 6px rgba(255, 214, 170, 0.8);
  transition: width 80ms linear;
}

/* ---------- state picker ---------- */

.picker {
  position: absolute;
  left: var(--gutter);
  bottom: var(--gutter);
  z-index: 10;
  padding: 12px;
  background: var(--glass);
  border: 1px solid var(--hair);
  border-radius: 4px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.picker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
}

/* Tiles sit roughly where each state sits on the map. Their glow is the
   number of geolocated establishments (log scale), set inline as --glow. */
.tiles {
  display: grid;
  grid-template-columns: repeat(7, 30px);
  grid-template-rows: repeat(8, 30px);
  gap: 3px;
}

.tile {
  --glow: 0;
  position: relative;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.02em;
  color: rgba(237, 227, 209, calc(0.45 + var(--glow) * 0.55));
  background: rgba(var(--ember-raw), calc(0.12 + var(--glow) * 0.75));
  box-shadow: 0 0 calc(var(--glow) * 14px) rgba(var(--ember-raw), calc(var(--glow) * 0.8));
  transition: background-color 160ms, border-color 160ms, color 160ms;
}

.tile:hover {
  border-color: rgba(237, 227, 209, 0.5);
  color: var(--lamp);
}

.tile[aria-pressed="true"] {
  background: var(--lamp);
  color: var(--night);
  box-shadow: 0 0 8px rgba(255, 214, 170, 0.8), 0 0 24px rgba(var(--ember-raw), 0.9);
}

.tile:disabled {
  cursor: not-allowed;
  background: transparent;
  border: 1px dashed var(--hair);
  color: var(--dim);
  box-shadow: none;
}

.tile-br {
  width: auto;
  height: 24px;
  padding: 0 10px;
  font-size: 10px;
  --glow: 1;
}

.peek {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  width: 100%;
  background: var(--night);
  border: 1px solid var(--hair);
  border-radius: 4px;
  overflow: hidden;
  pointer-events: none;
}

/* Crop the bottom strip of the stills, which carries an old basemap credit. */
.peek img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 2.8;
  object-fit: cover;
  object-position: top;
}

.peek-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 10px 10px;
}

.peek-text strong { font-weight: 800; font-size: 15px; }

.peek-text span {
  font-family: var(--mono);
  font-weight: 300;
  font-size: 10px;
  color: var(--dim);
}

.picker-toggle { display: none; }

/* ---------- light controls ---------- */

.light {
  position: absolute;
  top: var(--gutter);
  right: var(--gutter);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  width: 230px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

/* luz only matters on phones, where the sliders fold away. */
#light-toggle { display: none; }

.chip {
  height: 28px;
  padding: 0 12px;
  border: 1px solid var(--hair);
  border-radius: 14px;
  background: var(--glass);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.chip:hover,
.chip[aria-expanded="true"] { border-color: rgba(237, 227, 209, 0.5); }

.light-panel {
  width: 100%;
  padding: 12px 14px 10px;
  background: rgba(0, 0, 0, 0.55);
  border-radius: 6px;
}

.knob {
  display: block;
  margin-bottom: 10px;
}

.knob span {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
}

.knob output { color: var(--lamp); font-variant-numeric: tabular-nums; }

.knob input[type="range"] {
  width: 100%;
  margin: 6px 0 0;
  accent-color: rgb(var(--ember-raw));
}

.light-foot {
  text-align: right;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--dim);
}

.light-foot output { color: var(--lamp); font-variant-numeric: tabular-nums; }

/* ---------- about ---------- */

.about {
  max-width: 520px;
  width: calc(100vw - 2 * var(--gutter));
  max-height: calc(100vh - 2 * var(--gutter));
  padding: 28px 28px 22px;
  background: #0b0908;
  color: var(--lamp);
  border: 1px solid var(--hair);
  border-radius: 4px;
}

.about::backdrop { background: rgba(0, 0, 0, 0.6); }

.about h2 {
  margin: 0 0 14px;
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.02em;
}

.about p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.5;
  color: #cfc5b4;
}

.about em { color: var(--lamp); }
.about a { color: var(--ember); }

.about .fine {
  margin-top: 18px;
  font-family: var(--mono);
  font-weight: 300;
  font-size: 10px;
  line-height: 1.7;
  color: var(--dim);
}

.about .close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: 0;
  background: none;
  font-size: 22px;
  color: var(--dim);
  cursor: pointer;
}

.error {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 20;
  max-width: calc(100vw - 2 * var(--gutter));
  padding: 14px 18px;
  background: #0b0908;
  border: 1px solid var(--ember);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
}

/* ---------- credit ---------- */

.credit {
  position: absolute;
  right: var(--gutter);
  bottom: var(--gutter);
  z-index: 10;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--dim);
  text-decoration: none;
  opacity: 0.7;
}

.credit:hover { color: var(--lamp); opacity: 1; }

/* ---------- phones ---------- */

@media (max-width: 640px) {
  :root { --gutter: 16px; }

  .dek { display: none; }
  .readout { margin-top: 10px; }

  .light { top: auto; bottom: calc(var(--gutter) + 24px); width: auto; max-width: calc(100vw - 2 * var(--gutter)); }
  .chips { flex-direction: column; align-items: flex-end; }
  #light-toggle { display: block; }
  .light-panel { display: none; width: min(240px, calc(100vw - 2 * var(--gutter))); }
  .light-panel.open { display: block; }

  .picker-toggle {
    display: block;
    position: absolute;
    left: var(--gutter);
    bottom: var(--gutter);
    z-index: 13;
  }

  .picker-toggle {
    height: 32px;
    padding: 0 14px;
    border: 1px solid var(--hair);
    border-radius: 16px;
    background: var(--glass);
    font-family: var(--mono);
    font-size: 10px;
    cursor: pointer;
  }

  #picker-toggle-uf { font-weight: 400; color: var(--ember); margin-right: 4px; }

  .picker {
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px 8px 0 0;
    padding: 16px var(--gutter) calc(64px + env(safe-area-inset-bottom));
    z-index: 12;
    transform: translateY(100%);
    transition: transform 220ms ease;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .picker.open { transform: none; }
  .picker-head { width: 100%; max-width: 280px; }
  .tiles { grid-template-columns: repeat(7, 36px); grid-template-rows: repeat(8, 36px); }
  .peek { display: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .progress .glow { animation: none; }
}