Physilinks/styles.css

:root {
  --bg: #0f172a;
  --panel: #111827;
  --accent: #22d3ee;
  --text: #e2e8f0;
  --muted: #94a3b8;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 25% 20%, rgba(56,189,248,0.12), transparent 25%),
              radial-gradient(circle at 80% 10%, rgba(167,139,250,0.16), transparent 30%),
              radial-gradient(circle at 40% 80%, rgba(52,211,153,0.12), transparent 25%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.shell {
  width: min(1100px, 100%);
  background: rgba(17, 24, 39, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.1);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  backdrop-filter: blur(10px);
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
}
header h1 {
  font-size: 20px;
  margin: 0;
  letter-spacing: 0.5px;
}
header .meta {
  display: flex;
  gap: 14px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}
header .pill {
  padding: 6px 10px;
  border-radius: 8px;
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.35);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}
.pause-btn {
  background: rgba(34, 211, 238, 0.14);
  color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.4);
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
}
.pause-btn:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}
.pause-btn:active {
  transform: translateY(0);
}
#scene-wrapper {
  position: relative;
  width: 100%;
  height: 680px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.02), transparent 40%),
              radial-gradient(circle at 75% 60%, rgba(255,255,255,0.02), transparent 45%),
              #0b1222;
}
canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.hud-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(148, 163, 184, 0.08);
}
.hud-bar .card {
  background: rgba(255, 255, 255, 0.04);
  padding: 10px 12px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 10px;
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.hud-bar .card strong {
  color: var(--text);
  font-size: 13px;
}
.selector {
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  border: 1px solid rgba(148, 163, 184, 0.3);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 13px;
}
.legend {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.04);
  padding: 10px 12px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  pointer-events: none;
}
.legend span {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: inline-block;
}
.pause-overlay {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(148, 163, 184, 0.3);
  color: #e2e8f0;
  padding: 8px 14px;
  border-radius: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}
.pause-overlay.visible {
  opacity: 1;
}
.game-over {
  position: absolute;
  inset: 0;
  background: rgba(10, 13, 25, 0.72);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 200ms ease;
}
.game-over.visible {
  pointer-events: auto;
  opacity: 1;
}
.game-over__card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 14px;
  padding: 20px 24px;
  text-align: center;
  min-width: 240px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
}
.game-over__card .title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}
.game-over__card .score-line {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 14px;
}
.game-over__card button {
  background: linear-gradient(135deg, #22d3ee, #0ea5e9);
  border: none;
  color: #0b1222;
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
}
.game-over__card button:hover {
  filter: brightness(1.08);
}
.floating-score {
  position: absolute;
  color: #e0f2fe;
  font-weight: 800;
  font-size: 18px;
  pointer-events: none;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
  animation: floatUp 900ms ease-out forwards;
}
@keyframes floatUp {
  0% { opacity: 1; transform: translate(-50%, 0); }
  60% { opacity: 0.9; transform: translate(-50%, -22px); }
  100% { opacity: 0; transform: translate(-50%, -38px); }
}
.instructions {
  padding: 14px 18px;
  font-size: 14px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  line-height: 1.6;
}
@media (max-width: 800px) {
  #scene-wrapper { height: 520px; }
  header h1 { font-size: 18px; }
}