body.light-mode {
  background:
    radial-gradient(circle at top left, #dbeafe 0%, transparent 35%),
    radial-gradient(circle at bottom right, #ccfbf1 0%, transparent 35%),
    var(--background);

  color: var(--text-primary);
}

body.light-mode .glow-1 {
  opacity: 0.15;
}

body.light-mode .glow-2 {
  opacity: 0.15;
}

body.light-mode .currency-card,
body.light-mode .search-box {
  background: var(--surface);
  border-color: var(--surface-border);
  box-shadow: var(--shadow);
}

body.light-mode .search-box button {
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color: white;
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.25);
  border: none;
}

body.light-mode .theme-button,
body.light-mode .refresh-button {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
}

body.light-mode .logo-icon {
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.18),
    rgba(20, 184, 166, 0.18)
  );
}

body.light-mode .currency-symbol {
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent);
}

body.light-mode .hero-badge {
  background: var(--accent-soft);
  color: var(--accent);
}

body.light-mode .converter-card {
  background: var(--surface);
  border-color: var(--surface-border);
  box-shadow: var(--shadow);
}

body.light-mode .converter-field input,
body.light-mode .converter-field select,
body.light-mode .converter-result {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-primary);
  border-color: var(--surface-border);
}

body.light-mode .converter-button {
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.25);
}

body.light-mode .toast-success {
  background: rgba(255, 255, 255, 0.95);

  border: 1px solid rgba(34, 197, 94, 0.18);

  color: #166534;

  box-shadow:
    0 12px 30px rgba(22, 163, 74, 0.08);
}

body.light-mode .toast-error {
  background: rgba(255, 255, 255, 0.95);

  border: 1px solid rgba(239, 68, 68, 0.18);

  color: #991b1b;

  box-shadow:
    0 12px 30px rgba(220, 38, 38, 0.08);
}

body.light-mode .toast-info {
  background: rgba(255, 255, 255, 0.95);

  border: 1px solid rgba(59, 130, 246, 0.18);

  color: #1d4ed8;

  box-shadow:
    0 12px 30px rgba(37, 99, 235, 0.08);
}