:root {
  --color-brand-50: #f4f6ff;
  --color-brand-100: #e6e9ff;
  --color-brand-200: #c8d0ff;
  --color-brand-300: #a9b6ff;
  --color-brand-400: #899aff;
  --color-brand-500: #5666f5;
  --color-brand-600: #3a4be6;
  --color-brand-700: #2736c2;
  --color-brand-800: #1d2999;
  --color-brand-900: #131c73;

  --color-accent: #ff7a59;
  --color-success: #16a34a;
  --color-warning: #f59e0b;
  --color-danger: #dc2626;

  --color-neutral-50: #f8fafc;
  --color-neutral-100: #f1f5f9;
  --color-neutral-200: #e2e8f0;
  --color-neutral-300: #cbd5f5;
  --color-neutral-400: #94a3b8;
  --color-neutral-500: #64748b;
  --color-neutral-600: #475569;
  --color-neutral-700: #334155;
  --color-neutral-800: #1e293b;
  --color-neutral-900: #0f172a;

  --color-background: var(--color-neutral-50);
  --color-surface: #ffffff;
  --color-surface-elevated: #ffffff;
  --color-surface-muted: #eef2ff;
  --color-border-subtle: rgba(15, 23, 42, 0.08);
  --color-border-strong: rgba(15, 23, 42, 0.14);
  --color-text-strong: #0f172a;
  --color-text-muted: #475569;
  --color-text-inverse: #f8fafc;
  --focus-ring-color: rgba(86, 102, 245, 0.3);

  --radius-lg: 0.75rem;
  --radius-md: 0.5rem;
  --radius-sm: 0.375rem;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 8px 16px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 16px 32px rgba(15, 23, 42, 0.16);

  color-scheme: light;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text-strong);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-neutral-50: #0f172a;
    --color-neutral-100: #172554;
    --color-neutral-200: #1d2a5e;
    --color-neutral-300: #24316a;
    --color-neutral-400: #334072;
    --color-neutral-500: #47536f;
    --color-neutral-600: #64748b;
    --color-neutral-700: #94a3b8;
    --color-neutral-800: #cbd5f5;
    --color-neutral-900: #e2e8f0;

    --color-background: #020617;
    --color-surface: #0b1220;
    --color-surface-elevated: #111c30;
    --color-surface-muted: rgba(86, 102, 245, 0.12);
    --color-border-subtle: rgba(148, 163, 184, 0.24);
    --color-border-strong: rgba(148, 163, 184, 0.36);
    --color-text-strong: #f8fafc;
    --color-text-muted: #cbd5f5;
    --color-text-inverse: #020617;
    --focus-ring-color: rgba(86, 102, 245, 0.5);

    color-scheme: dark;
    background-color: var(--color-background);
    color: var(--color-text-strong);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--color-background);
  color: var(--color-text-strong);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.hc-card {
  background-color: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-subtle);
}

.hc-card--interactive:hover {
  box-shadow: var(--shadow-md);
}

.hc-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(86, 102, 245, 0.12);
  color: var(--color-brand-700);
}

.hc-chip--accent {
  background: rgba(255, 122, 89, 0.16);
  color: var(--color-accent);
}

.hc-section-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-strong);
}

.hc-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.hc-divider {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  margin: 1.25rem 0;
}

.hc-badge-success {
  background: rgba(22, 163, 74, 0.14);
  color: var(--color-success);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.hc-badge-warning {
  background: rgba(245, 158, 11, 0.14);
  color: var(--color-warning);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.hc-empty-state {
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border-subtle);
  text-align: center;
  color: var(--color-text-muted);
  background-color: rgba(86, 102, 245, 0.05);
}

.hc-scroll-area {
  max-height: 50vh;
  overflow-y: auto;
  scrollbar-width: thin;
}

.hc-scroll-area::-webkit-scrollbar {
  width: 6px;
}

.hc-scroll-area::-webkit-scrollbar-thumb {
  background-color: rgba(15, 23, 42, 0.18);
  border-radius: 999px;
}

.hc-action-link {
  color: var(--color-brand-600);
  text-decoration: none;
  font-weight: 600;
}

.hc-action-link:hover {
  color: var(--color-brand-700);
}

.hc-hero-glow {
  background: radial-gradient(circle at top, rgba(86, 102, 245, 0.18), transparent 55%),
    radial-gradient(circle at bottom right, rgba(255, 122, 89, 0.18), transparent 45%);
}

.hc-status-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
}

.hc-shadow-inner {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}