:root {
  --bg: #0B0F19;
  --bg-card: #111827;
  --bg-card-hover: #1E293B;
  --surface: #1E293B;
  --surface-2: #334155;
  --border: #334155;
  --border-strong: #475569;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --text-faint: #64748B;
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-soft: rgba(37, 99, 235, 0.15);
  --gold: #D4AF37;
  --gold-hover: #C59E27;
  --gold-soft: rgba(212, 175, 55, 0.15);
  --danger: #EF4444;
  --danger-soft: rgba(239, 68, 68, 0.15);
  --success: #10B981;
  --success-soft: rgba(16, 185, 129, 0.15);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.7);
  --font-display: 'Cabinet Grotesk', 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

[hidden] {
  display: none !important;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
  color: #FFFFFF;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  outline: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  user-select: none;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover {
  background: var(--surface-2);
  border-color: var(--text-muted);
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn-gold {
  background: var(--gold);
  border-color: var(--gold);
  color: #0B0F19;
  font-weight: 700;
}

.btn-gold:hover {
  background: var(--gold-hover);
  border-color: var(--gold-hover);
}

.btn-danger {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: var(--danger);
  color: #FFFFFF;
  border-color: var(--danger);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  background: var(--surface);
  color: var(--text);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
  border-radius: var(--radius);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-gold {
  background: var(--gold-soft);
  color: var(--gold);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.badge-blue {
  background: var(--primary-soft);
  color: #60A5FA;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.badge-green {
  background: var(--success-soft);
  color: #34D399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.badge-gray {
  background: rgba(148, 163, 184, 0.1);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 10000;
  pointer-events: none;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow);
  pointer-events: auto;
  transition: all 0.25s var(--ease);
}

.toast.toast-error {
  border-color: var(--danger);
  color: #FCA5A5;
}

.toast.toast-success {
  border-color: var(--success);
  color: #6EE7B7;
}