/* GroovyBandRush/css/game.css */

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

:root {
  --gold: #ffd700;
  --gold-dim: rgba(255, 215, 0, 0.3);
  --red: #e63946;
  --bg-dark: #0a0a0a;
  --bg-navy: #1a1a2e;
  --funk-orange: #e8751a;
  --funk-pink: #e84393;
  --funk-purple: #6c3483;
  --text-primary: #fff;
  --text-muted: rgba(255, 255, 255, 0.6);
  --font-display: 'Bangers', 'Fredoka One', cursive;
  --font-body: 'Playfair Display', 'Georgia', serif;
  --font-fun: 'Righteous', 'Fredoka One', cursive;
  --header-height: 70px;
}

html {
  height: 100%;
  overflow: hidden;
}

body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  overscroll-behavior: none;
  display: flex;
  flex-direction: column;
}

/* === HEADER === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gold-dim);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 2rem;
  height: var(--header-height);
  flex-shrink: 0;
}

.site-header .logo {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-primary);
  text-decoration: none;
}

.site-header .logo span {
  color: var(--gold);
  font-style: italic;
  display: block;
  font-size: 0.7rem;
  letter-spacing: 1px;
}

.site-header nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-left: 1.5rem;
  transition: color 0.3s;
}

.site-header nav a:hover,
.site-header nav a.active {
  color: var(--gold);
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--gold);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: opacity 0.3s;
}

.back-btn:hover {
  opacity: 0.7;
}

/* === GAME CONTAINER === */
#game-container {
  width: 100%;
  flex: 1;
  margin-top: var(--header-height);
  touch-action: none;
  -ms-touch-action: none;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  overflow: hidden;
}

#game-container canvas {
  touch-action: none;
  -ms-touch-action: none;
  display: block;
}

/* === FOOTER === */
.site-footer {
  padding: 1rem 2rem;
  text-align: center;
  border-top: 1px solid var(--gold-dim);
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-dark);
  flex-shrink: 0;
}

.site-footer a {
  color: var(--gold);
  text-decoration: none;
}

/* === FULLSCREEN TOGGLE BUTTON === */
.fullscreen-toggle {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.7);
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  border-radius: 8px;
  padding: 8px 14px;
  font-family: var(--font-fun);
  font-size: 0.8rem;
  letter-spacing: 1px;
  cursor: pointer;
  display: none;
  transition: all 0.3s;
}

.fullscreen-toggle:hover {
  background: rgba(255, 215, 0, 0.15);
}

@media (max-width: 768px), (orientation: portrait) {
  .fullscreen-toggle {
    display: block;
  }
}

/* === FULLSCREEN MODE === */
body.fullscreen-game {
  overflow: hidden;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overscroll-behavior: none;
}

body.fullscreen-game .site-header,
body.fullscreen-game .site-footer {
  display: none !important;
}

body.fullscreen-game #game-container {
  margin-top: 0;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  border-radius: 0;
  border: none;
  box-shadow: none;
}

body.fullscreen-game #game-container canvas {
  width: 100%;
  height: 100%;
  object-fit: contain;
  touch-action: none;
  -ms-touch-action: none;
}

/* === MOBILE ADJUSTMENTS === */
/* Portrait orientation = always mobile layout (same rule as main site) */
@media (max-width: 600px), (orientation: portrait) {
  :root {
    --header-height: 60px;
  }

  .site-header {
    padding: 0.6rem 1rem;
    height: 60px;
  }

  .site-header nav {
    display: none;
  }

  .site-footer {
    display: none;
  }

  /* Game fills full viewport below header */
  #game-container {
    margin-top: var(--header-height);
    width: 100vw;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
  }

  #game-container canvas {
    display: block;
  }
}

/* === PULSE ANIMATION (for fullscreen button hint) === */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 20px 5px rgba(255, 215, 0, 0.3);
  }
}