:root {
  /* Luxury Dark Palette */
  --bg-dark: #0f1219;
  --bg-panel: rgba(255, 255, 255, 0.05);
  --gold-primary: #d4af37;
  --gold-light: #f3e5ab;
  --gold-dark: #aa8c2c;
  --text-main: #ffffff;
  --text-muted: #a0a0a0;
  
  /* Ball Colors (Jewel Tones) */
  --ball-yellow: linear-gradient(135deg, #ffd700, #b8860b);
  --ball-blue: linear-gradient(135deg, #00bfff, #0077be);
  --ball-red: linear-gradient(135deg, #ff4d4d, #b30000);
  --ball-gray: linear-gradient(135deg, #e0e0e0, #7d7d7d);
  --ball-green: linear-gradient(135deg, #32cd32, #006400);

  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Montserrat', sans-serif;
}

body {
  font-family: var(--font-sans);
  background: radial-gradient(circle at 50% 10%, #1a2332 0%, var(--bg-dark) 80%);
  color: var(--text-main);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
}

/* Subtle background grain or pattern could go here */
body::before {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: -1;
}

.container {
  background: var(--bg-panel);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 3rem 4rem;
  border-radius: 24px;
  box-shadow: 
    0 20px 50px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.4);
  max-width: 600px;
  width: 90%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Elegant border glow */
.container::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  opacity: 0.5;
}

h1 {
  font-family: var(--font-serif);
  color: var(--gold-primary);
  font-size: 3rem;
  margin-bottom: 0.5rem;
  margin-top: 0;
  font-weight: 700;
  letter-spacing: 1px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
  background: linear-gradient(to bottom, var(--gold-light), var(--gold-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

p.subtitle {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.5px;
}

#waiting-display {
  font-family: var(--font-sans);
  color: var(--gold-light);
  font-size: 1.2rem;
  letter-spacing: 3px;
  margin-bottom: 2rem;
  border: 1px solid var(--gold-dark);
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.3);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.1);
  transition: opacity 0.3s ease;
}

.waiting-hidden {
    opacity: 0;
}

#waiting-number {
    font-weight: 700;
    color: #fff;
}

#generator-btn {
  background: linear-gradient(to bottom, var(--gold-primary), var(--gold-dark));
  color: #1a0f00;
  border: none;
  padding: 1rem 3rem;
  border-radius: 50px;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: 
    0 4px 15px rgba(212, 175, 55, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}

#generator-btn::before {
  content: "";
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transition: 0.5s;
}

#generator-btn:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 8px 25px rgba(212, 175, 55, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

#generator-btn:hover::before {
  left: 100%;
}

#generator-btn:active {
  transform: translateY(0);
}