/* Bug-Bug's Block City — bright orange + black arcade palette. */

* { box-sizing: border-box; }

:root {
  --bg-top: #FFE9A8;
  --bg-bot: #FFB347;
  --ink: #1A1A1A;
  --paper: #FFF7E2;
  --orange: #FF6A1A;
  --orange-deep: #D44A00;
  --gold: #FFC500;
  --green: #2BB673;
  --sky: #5DC1E8;
  --sky-deep: #2E9DC9;
  --shadow: 0 6px 0 0 #1A1A1A;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: "Fredoka", "Quicksand", "Avenir Next", system-ui, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bot) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: 3px solid var(--ink);
  border-radius: 14px;
  background: var(--orange);
  color: var(--ink);
  font-weight: 800;
  padding: 12px 22px;
  font-size: 18px;
  box-shadow: 0 4px 0 0 var(--ink);
  transition: transform 80ms ease, box-shadow 80ms ease, background 120ms ease;
}
button:hover { transform: translateY(-1px); box-shadow: 0 5px 0 0 var(--ink); }
button:active { transform: translateY(3px); box-shadow: 0 1px 0 0 var(--ink); }
button[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: 0 4px 0 0 var(--ink); }
button.ghost {
  background: var(--paper);
  color: var(--ink);
}

/* ============== TITLE / END SCREENS ============== */

.screen {
  display: grid;
  place-items: center;
  min-height: 80vh;
}

.card {
  background: var(--paper);
  border: 4px solid var(--ink);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 36px 40px;
  max-width: 620px;
  text-align: center;
}

.card h1 {
  font-size: 38px;
  margin: 12px 0 6px;
  letter-spacing: 1px;
  line-height: 1.05;
}
.card .subtitle {
  margin: 0 0 22px;
  font-weight: 600;
  color: #5C2A0F;
  font-size: 15px;
}
.card .big-bug {
  width: 130px;
  height: 110px;
  display: block;
  margin: 0 auto 4px;
}

.howto {
  text-align: left;
  background: #FFF;
  border: 3px solid var(--ink);
  border-radius: 16px;
  padding: 14px 18px;
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.5;
}
.howto p { margin: 0 0 6px; }
.howto p:last-child { margin-bottom: 0; }
.howto strong { color: var(--orange-deep); }

.prompt {
  font-weight: 800;
  letter-spacing: 1.5px;
  font-size: 13px;
  color: var(--orange-deep);
  margin: 0 0 10px;
}

.speed-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 0 8px;
}
.speed-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 12px 14px;
  min-width: 130px;
  background: var(--orange);
  font-size: 16px;
}
.speed-btn:hover { background: #FF7F38; }
.speed-emoji { font-size: 28px; line-height: 1; }
.speed-name { font-weight: 900; letter-spacing: 1px; }
.speed-hint { font-size: 11.5px; font-weight: 600; opacity: 0.85; }
.speed-best { font-size: 14px; letter-spacing: 2px; margin-top: 2px; }
.speed-best .dim { opacity: 0.35; }

.stars {
  font-size: 46px;
  letter-spacing: 6px;
  margin: 12px 0 8px;
}
.stars .dim { opacity: 0.25; }

.end-chart {
  display: block;
  margin: 6px auto 8px;
  background: #FFF;
  border: 3px solid var(--ink);
  border-radius: 12px;
  padding: 4px;
  box-shadow: 0 3px 0 0 var(--ink);
  max-width: 100%;
}

.chart-trophy {
  margin: 6px 0 6px;
  color: var(--orange-deep);
  font-weight: 900;
  letter-spacing: 1.5px;
  font-size: 15px;
  line-height: 1.3;
}

.new-best {
  margin: 0 0 12px;
  color: var(--orange-deep);
  font-weight: 900;
  letter-spacing: 2px;
  font-size: 16px;
  animation: bounce-best 0.6s ease;
}
@keyframes bounce-best {
  0% { transform: scale(0); }
  60% { transform: scale(1.25); }
  100% { transform: scale(1); }
}

.stats {
  font-size: 15px;
  line-height: 1.6;
  margin: 0 0 16px;
}
.stats b { color: var(--orange-deep); }

.end-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ============== GAME SCREEN ============== */

.game {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: var(--ink);
  color: var(--paper);
  border: 3px solid var(--ink);
  border-radius: 16px;
  padding: 10px 14px;
  font-weight: 800;
  flex-wrap: wrap;
}
.topbar .title {
  font-size: 16px;
  letter-spacing: 1px;
}
.topbar .timer {
  font-variant-numeric: tabular-nums;
  font-size: 22px;
  background: var(--orange);
  color: var(--ink);
  padding: 4px 14px;
  border-radius: 10px;
  border: 2px solid var(--paper);
}

.sound-toggle {
  font-size: 20px;
  line-height: 1;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #2A2A2A;
  color: var(--paper);
  border: 2px solid var(--paper);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  transition: transform 100ms ease, background 140ms ease;
}
.sound-toggle:hover { background: #3A3A3A; }
.sound-toggle:active { transform: scale(0.94); }
.topbar .timer.warn { background: var(--gold); }
.topbar .timer.danger { background: #FF3D3D; color: #FFF; animation: pulse-timer 0.6s ease-in-out infinite; }
@keyframes pulse-timer { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }

/* Carry pill — much bigger, with mini-block icons */
.carry-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #2A2A2A;
  border: 2px solid var(--paper);
  border-radius: 14px;
  padding: 6px 14px;
  font-size: 13px;
  letter-spacing: 1px;
  transition: background 160ms ease, transform 120ms ease;
}
.carry-pill .carry-label { opacity: 0.9; font-weight: 800; font-size: 12px; }
.carry-pill .carry-num { font-variant-numeric: tabular-nums; font-size: 20px; font-weight: 900; min-width: 56px; }
.carry-slots { display: inline-flex; gap: 4px; }
.carry-slots .slot {
  width: 18px;
  height: 18px;
  border: 2px solid var(--paper);
  border-radius: 4px;
  background: transparent;
  transition: background 140ms ease;
}
.carry-slots .slot.filled {
  background: var(--sky);
  border-color: var(--sky-deep);
}
.carry-pill.has {
  background: linear-gradient(180deg, #0E5C7A 0%, #08384A 100%);
}
.carry-pill.max {
  background: linear-gradient(180deg, #B33000 0%, #7E1F00 100%);
  animation: pulse-max 0.7s ease-in-out infinite;
}
@keyframes pulse-max {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

.stage {
  background: #FFFFFF;
  border: 4px solid var(--ink);
  border-radius: 20px;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.stage svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: calc(100vh - 110px);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* SVG element styles via class */
.gridline { stroke: #E8DDB8; stroke-width: 1; }
.axis-label { font: 700 14px "Fredoka", sans-serif; fill: var(--ink); }
.axis-mark { stroke: var(--ink); stroke-width: 2; }
.ground { stroke: var(--ink); stroke-width: 4; }

/* Plot columns — full-height tint background, only visible when carrying */
.plot-column {
  fill: transparent;
  stroke: transparent;
  stroke-width: 2;
  transition: fill 180ms ease, stroke 180ms ease;
  pointer-events: none;
}
.stage svg.has-carry .plot-column {
  fill: rgba(93, 193, 232, 0.10);
  stroke: rgba(46, 157, 201, 0.45);
  stroke-dasharray: 6 4;
}
.stage svg.max-carry .plot-column {
  fill: rgba(255, 197, 0, 0.18);
  stroke: rgba(212, 74, 0, 0.7);
}

.plot-label { font: 800 20px "Fredoka", sans-serif; fill: var(--ink); text-anchor: middle; }
.plot-target { font: 800 18px "Fredoka", sans-serif; fill: var(--orange-deep); text-anchor: middle; }
.plot-target-locked { fill: var(--green); }

.block {
  stroke: var(--ink);
  stroke-width: 2.5;
  rx: 4;
}
.block-built { fill: var(--orange); }
.block-built.locked { fill: var(--gold); }
.block-over { fill: #FF3D3D; }
.block-fall { fill: var(--sky); }

.target-line {
  stroke: var(--orange-deep);
  stroke-width: 3;
  stroke-dasharray: 6 4;
  pointer-events: none;
}
.target-line.locked { stroke: var(--green); }

/* Drop buttons — sit at the bottom of each plot, shown only when carrying > 0.
   The outer <g class="drop-button"> carries the SVG translate(cx, cy);
   the inner <g class="drop-bounce"> runs the CSS bounce animation so
   the two transforms don't fight. */
.drop-button { cursor: pointer; pointer-events: bounding-box; }
.drop-button > * { pointer-events: none; }
.drop-bg { fill: var(--orange); stroke: var(--ink); stroke-width: 3; }
.drop-button:hover .drop-bg { fill: #FF8035; }
.drop-glyph { fill: var(--ink); font: 900 14px "Fredoka", sans-serif; text-anchor: middle; letter-spacing: 1px; }
.stage svg.max-carry .drop-bg { fill: var(--gold); }

/* Max-load warning banner — appears when Bug-Bug is at CARRY_MAX */
.max-warning {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  background: linear-gradient(180deg, #FF3030 0%, #B30000 100%);
  color: #FFFFFF;
  font: 900 18px "Fredoka", sans-serif;
  letter-spacing: 1.5px;
  border: 3px solid var(--ink);
  border-radius: 14px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}
.max-warning .max-warning-icon { font-size: 22px; }
.max-warning.show {
  opacity: 1;
  animation: max-warning-pulse 0.6s ease-in-out infinite;
}
@keyframes max-warning-pulse {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50%      { transform: translateX(-50%) scale(1.06); }
}

.demolish-btn { cursor: pointer; }
.demolish-bg { fill: #FF3D3D; stroke: var(--ink); stroke-width: 2.5; }
.demolish-glyph { fill: var(--paper); font: 900 26px "Fredoka", sans-serif; text-anchor: middle; }

.bug-group { pointer-events: none; }
.bug-body { fill: var(--orange-deep); stroke: var(--ink); stroke-width: 3; }
.bug-spot { fill: var(--ink); }
.bug-head { fill: var(--ink); stroke: var(--ink); stroke-width: 2; }
.bug-eye { fill: #FFF; }
.bug-pupil { fill: var(--ink); }