:root {
  --scenario-glow: 0 0 28px rgba(99, 102, 241, 0.35);
  --scenario-glow-accent: 0 0 32px rgba(236, 72, 153, 0.4);
  --scenario-surface: rgba(17, 24, 39, 0.7);
  --scenario-surface-soft: rgba(17, 24, 39, 0.5);
  --scenario-stroke: rgba(148, 163, 184, 0.25);
  --scenario-grad: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(236,72,153,0.2));
  --scenario-grad-strong: linear-gradient(135deg, rgba(99,102,241,0.45), rgba(236,72,153,0.35));
}

[data-theme="dark"] {
  --scenario-surface: rgba(15, 23, 42, 0.75);
  --scenario-surface-soft: rgba(15, 23, 42, 0.55);
  --scenario-stroke: rgba(148, 163, 184, 0.2);
}

.glow-primary {
  box-shadow: var(--shadow-glow);
}

.glow-accent {
  box-shadow: var(--scenario-glow-accent);
}

.neon-border {
  border: 1px solid var(--scenario-stroke);
}

.scenario-surface {
  background: var(--scenario-surface);
  border: 1px solid var(--scenario-stroke);
  border-radius: var(--radius-xl);
  box-shadow: var(--scenario-glow);
  backdrop-filter: blur(16px);
}

.scenario-surface-soft {
  background: var(--scenario-surface-soft);
  border: 1px solid var(--scenario-stroke);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
}

.scenario-hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  padding: var(--spacing-8);
  background: var(--scenario-grad-strong);
  color: var(--text-inverse);
  box-shadow: var(--shadow-2xl);
}

.scenario-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.15), transparent 45%);
  pointer-events: none;
}

.scenario-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: rgba(255,255,255,0.12);
  color: var(--text-inverse);
  border: 1px solid rgba(255,255,255,0.25);
}

.scenario-stat-card {
  background: var(--scenario-surface);
  border: 1px solid var(--scenario-stroke);
  border-radius: var(--radius-xl);
  padding: var(--spacing-4);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.scenario-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.scenario-option-card {
  background: var(--scenario-surface-soft);
  border: 1px solid var(--scenario-stroke);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.scenario-option-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.scenario-progress-bar {
  height: 6px;
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.scenario-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #22c55e, #38bdf8);
  box-shadow: 0 0 12px rgba(34,197,94,0.45);
}

.scenario-tab {
  border-radius: var(--radius-full);
  padding: var(--spacing-2) var(--spacing-4);
  border: 1px solid var(--scenario-stroke);
  background: var(--scenario-surface-soft);
  color: var(--text-primary);
}

.scenario-tab.active {
  background: var(--scenario-grad);
  color: var(--text-inverse);
  box-shadow: var(--scenario-glow);
}

.live-immersive {
  background: radial-gradient(circle at 10% 20%, rgba(99,102,241,0.25), transparent 40%),
              radial-gradient(circle at 80% 10%, rgba(236,72,153,0.2), transparent 45%),
              linear-gradient(180deg, #0b1020 0%, #0f172a 100%);
  color: #e2e8f0;
}

.live-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: var(--radius-2xl);
  box-shadow: 0 20px 35px rgba(0,0,0,0.25);
  backdrop-filter: blur(12px);
}

.live-bar-fill {
  background: linear-gradient(90deg, #22c55e, #a855f7);
  box-shadow: 0 0 14px rgba(168,85,247,0.45);
}

@media (max-width: 768px) {
  .scenario-hero {
    padding: var(--spacing-6);
  }
}

.scenario-hero-subtitle {
  color: rgba(255,255,255,0.8);
}