@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;600;700&family=Inter:wght@300;400;500&display=swap');

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

:root {
  --navy:   #050d1a;
  --deep:   #071428;
  --blue:   #0a2040;
  --cyan:   #00c8e0;
  --teal:   #00869a;
  --white:  #e8f4f8;
  --dim:    #607d8b;
  --accent: #00e5ff;
  --danger: #ff4757;
  --gold:   #ffd32a;
}

html, body {
  width: 100%; height: 100%;
  background: var(--navy);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
}

.wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 24px 16px 16px;
  gap: 16px;
}

/* ── Header ──────────────────────────────── */
.site-header { text-align: center; }

.title {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent) 0%, #fff 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.tagline {
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-top: 4px;
  font-weight: 300;
}

/* ── Game Container ──────────────────────── */
.game-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: 900px;
}

/* ── HUD ─────────────────────────────────── */
.hud {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(7,20,40,0.85);
  border: 1px solid rgba(0,200,224,0.15);
  border-radius: 8px;
  padding: 8px 18px;
  width: 100%;
  backdrop-filter: blur(6px);
  flex-wrap: wrap;
}

.hud-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 48px;
}

.hud-label {
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: var(--dim);
  text-transform: uppercase;
}

.hud-item span:last-child {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
}

.progress-wrap { flex: 1 1 120px; }
.progress-bar-track {
  height: 6px;
  background: rgba(255,255,255,0.07);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}
.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--teal), var(--accent));
  border-radius: 3px;
  transition: width 0.3s ease;
}

.energy-wrap { min-width: 80px; }
.energy-track {
  height: 6px;
  background: rgba(255,255,255,0.07);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}
.energy-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #00869a, var(--gold));
  border-radius: 3px;
  transition: width 0.2s ease;
}

.sound-btn {
  margin-left: auto;
  background: none;
  border: 1px solid rgba(0,200,224,0.2);
  border-radius: 6px;
  color: var(--dim);
  font-size: 1rem;
  padding: 4px 8px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.sound-btn:hover { border-color: var(--cyan); color: var(--cyan); }

/* ── Canvas ──────────────────────────────── */
.canvas-wrap {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(0,200,224,0.18);
  box-shadow: 0 0 40px rgba(0,200,224,0.08), 0 0 80px rgba(0,0,0,0.6);
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16/7;
  position: relative;
}

#gameCanvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* ── Screen overlays ─────────────────────── */
.screens {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  padding: 16px;
}
.screen {
  pointer-events: auto;
  width: min(90%, 460px);
}
.screen[hidden] { display: none; }
.screen-card {
  background: rgba(7,20,40,0.94);
  border: 1px solid rgba(0,200,224,0.4);
  border-radius: 12px;
  padding: 22px 26px 20px;
  text-align: center;
  backdrop-filter: blur(6px);
  box-shadow: 0 0 40px rgba(0,200,224,0.18), 0 6px 30px rgba(0,0,0,0.5);
}
.screen-title {
  font-family: 'Rajdhani', system-ui, sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  text-shadow: 0 0 18px rgba(0,229,255,0.55);
  margin-bottom: 10px;
  line-height: 1.1;
}
.screen-body {
  color: var(--white);
  font-size: 0.95rem;
  line-height: 1.55;
  margin-bottom: 16px;
}
.screen-action {
  font-family: 'Rajdhani', system-ui, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,200,224,0.5);
  border-radius: 6px;
  padding: 10px 18px;
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.05s;
}
.screen-action:hover,
.screen-action:focus-visible {
  background: rgba(0,229,255,0.18);
  border-color: var(--accent);
  outline: none;
}
.screen-action:active { transform: translateY(1px); }

/* ── Footer ──────────────────────────────── */
.site-footer {
  font-size: 0.7rem;
  color: var(--dim);
  letter-spacing: 0.06em;
  text-align: center;
  padding-top: 4px;
}

/* ── Scrollbar ───────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 2px; }