:root {
  --bg-gradient: radial-gradient(circle, #1a0f30 0%, #080312 100%);
  --gold-primary: #ffd700;
  --gold-secondary: #e6b800;
  --gold-glow: 0 0 20px rgba(255, 215, 0, 0.6);
  --glass-bg: rgba(26, 15, 48, 0.4);
  --glass-border: rgba(255, 215, 0, 0.2);
  --text-light: #ffffff;
  --text-muted: #d0c7e2;
}

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

body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: var(--bg-gradient);
  font-family: 'Montserrat', sans-serif;
  color: var(--text-light);
  display: flex;
  justify-content: center;
  align-items: center;
}

#canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#ui-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none; /* Permite clics a través de la UI para tocar el dado */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px 20px;
  align-items: center;
}

#header {
  text-align: center;
  background: rgba(8, 3, 18, 0.6);
  padding: 20px 40px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transform: translateY(-100px);
  animation: slideDown 0.8s forwards ease-out;
}

#header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(45deg, #fff, var(--gold-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

#roll-indicator {
  font-size: 1rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}

#roll-indicator span {
  color: var(--gold-primary);
  font-weight: 700;
}

#result-overlay {
  background: rgba(26, 15, 48, 0.8);
  border: 1.5px solid var(--gold-primary);
  border-radius: 15px;
  padding: 15px 30px;
  max-width: 90%;
  text-align: center;
  box-shadow: var(--gold-glow);
  transition: opacity 0.5s ease, transform 0.5s ease;
  z-index: 5;
  pointer-events: auto;
}

#result-overlay.hidden {
  opacity: 0;
  transform: scale(0.8);
  pointer-events: none;
}

#result-message {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-light);
}

#controls {
  pointer-events: auto;
  width: 100%;
  display: flex;
  justify-content: center;
}

.btn-glow {
  background: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-secondary) 100%);
  border: none;
  color: #0c0714;
  padding: 18px 45px;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4), var(--gold-glow);
  transition: all 0.3s ease;
  outline: none;
  animation: pulseGlow 2s infinite;
}

.btn-glow:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.8), var(--gold-glow);
}

.btn-glow:active {
  transform: translateY(1px);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

/* Tarjeta de Celebración */
#celebration-card {
  position: absolute;
  z-index: 10;
  width: 90%;
  max-width: 550px;
  background: var(--glass-bg);
  border: 2px solid var(--gold-primary);
  border-radius: 30px;
  padding: 40px 30px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), var(--gold-glow);
  text-align: center;
  transition: all 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  pointer-events: auto;
}

#celebration-card.card-hidden {
  opacity: 0;
  transform: scale(0.5) rotate(-10deg);
  pointer-events: none;
}

.card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.emoji-decorations {
  font-size: 3rem;
  animation: floatUpDown 3s ease-in-out infinite;
}

.title-animation {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-light);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.prize-badge {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--gold-primary);
  background: rgba(255, 215, 0, 0.1);
  border: 2px dashed var(--gold-primary);
  padding: 10px 30px;
  border-radius: 15px;
  margin: 10px 0;
  text-shadow: var(--gold-glow);
  animation: scalePulse 1.5s infinite ease-in-out;
}

.dedication-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.signature {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.3rem;
  color: var(--gold-primary);
  margin-top: 15px;
}

/* Animaciones */
@keyframes slideDown {
  to { transform: translateY(0); }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 5px 15px rgba(0,0,0,0.4), 0 0 10px rgba(255,215,0,0.4); }
  50% { box-shadow: 0 5px 25px rgba(0,0,0,0.4), 0 0 25px rgba(255,215,0,0.8); }
  100% { box-shadow: 0 5px 15px rgba(0,0,0,0.4), 0 0 10px rgba(255,215,0,0.4); }
}

@keyframes floatUpDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes scalePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* Responsive */
@media (max-width: 600px) {
  #header h1 { font-size: 1.4rem; }
  #header { padding: 15px 20px; }
  #result-message { font-size: 1.1rem; }
  .btn-glow { padding: 15px 30px; font-size: 0.95rem; }
  .title-animation { font-size: 1.7rem; }
  .prize-badge { font-size: 2.2rem; }
  .dedication-text { font-size: 0.95rem; }
}