/* Horizon Merchant - Core Design System */
:root {
  /* Color Palette */
  --primary-navy: #0A2540;
  --primary-blue: #0061C1;
  --primary-hover: #004E9A;
  --accent-gold: #D4A017;
  --accent-teal: #00D4B2;

  /* Status Colors */
  --success: #10B981;
  --success-bg: #ECFDF5;
  --danger: #EF4444;
  --danger-bg: #FEF2F2;
  --warning: #F59E0B;
  --warning-bg: #FFFBEB;
  --info: #3B82F6;

  /* Neutral Palette (Light Mode) */
  --bg-main: #F4F6F8;
  --bg-surface: #FFFFFF;
  --bg-card: #FFFFFF;
  --text-main: #1A202C;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Layout */
  --sidebar-width: 260px;
  --header-height: 70px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Dark Mode Overrides */
[data-theme="dark"] {
  --bg-main: #0F172A;
  --bg-surface: #1E293B;
  --bg-card: #1E293B;
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --border-color: #334155;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-hover);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
}

/* Utility Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border: 1.5px solid var(--border-color);
  color: var(--text-main);
}

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

.badge {
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  display: inline-block;
}

.badge-success {
  background: var(--success-bg);
  color: var(--success);
}

.badge-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

/* Toast Notifications */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  min-width: 280px;
  padding: 1rem 1.25rem;
  background: var(--bg-surface);
  border-left: 4px solid var(--primary-blue);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideIn 0.3s ease forwards;
}

.toast.success {
  border-left-color: var(--success);
}

.toast.danger {
  border-left-color: var(--danger);
}

.toast.warning {
  border-left-color: var(--warning);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Global Simulation & Educational Disclaimer Footer */
.simulation-footer {
  background: var(--primary-navy);
  color: #94A3B8;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.25rem 1.5rem;
  font-size: 0.825rem;
  text-align: center;
  margin-top: 2rem;
  width: 100%;
}

.simulation-footer-content {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.simulation-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.simulation-footer p {
  color: #CBD5E1;
  line-height: 1.5;
  margin: 0;
  max-width: 750px;
}

.simulation-footer small {
  color: #64748B;
  font-size: 0.75rem;
}