@import "../../assets/base.css";

:root {
  --bg: #1a1a1a;
  --panel: rgba(255, 255, 255, 0.08);
  --ink: #f5f5f5;
  --muted: rgba(245, 245, 245, 0.7);
  --flash: rgba(80, 255, 120, 0.22);
  --shadow: rgba(0, 0, 0, 0.45);
}

html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  overflow: hidden;
  font-family: "Courier New", Courier, monospace;
}

body {
  display: grid;
  place-items: center;
}

.back-home {
  position: fixed;
  top: 14px;
  left: 16px;
  z-index: 20;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 11px;
  border: 1px solid rgba(245, 245, 245, 0.25);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.back-home:hover,
.back-home:focus-visible {
  color: var(--ink);
  border-color: var(--ink);
}

.shell {
  position: relative;
  width: 100vw;
  height: 100vh;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.04), transparent 55%),
    var(--bg);
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: none;
}

.hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 18px 20px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 14px;
  text-shadow: 0 2px 10px var(--shadow);
}

.hud strong {
  display: block;
  font-size: 26px;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.center-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.panel {
  pointer-events: auto;
  display: none;
  width: min(520px, calc(100vw - 32px));
  padding: 24px;
  text-align: center;
  border: 2px solid rgba(255, 255, 255, 0.8);
  background: rgba(20, 20, 20, 0.92);
  box-shadow: 0 24px 50px var(--shadow);
}

.panel h1 {
  margin: 0 0 12px;
  font-size: clamp(32px, 7vw, 60px);
  letter-spacing: 0.08em;
}

.panel p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.5;
}

.panel button {
  appearance: none;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: #111;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 12px 18px;
  cursor: pointer;
}

.panel button:focus-visible {
  outline: 3px solid #8edcff;
  outline-offset: 3px;
}

.flash {
  position: absolute;
  inset: 0;
  background: transparent;
  pointer-events: none;
  transition: background 0.1s linear;
}

.flash.on {
  background: var(--flash);
}

.help {
  position: absolute;
  left: 20px;
  bottom: 16px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 2px 10px var(--shadow);
}