:root {
  --color-background-primary: #ffffff;
  --color-background-secondary: #f5f5f5;
  --color-text-primary: #222222;
  --color-text-secondary: #666666;
  --color-text-success: #1D9E75;
  --color-border-tertiary: #dddddd;
  --border-radius-md: 8px;
  --border-radius-lg: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text-primary);
  background: var(--color-background-primary);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

.narrow {
  max-width: 420px;
}

a { color: #378ADD; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-border-tertiary);
}

.topbar .brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 18px;
  text-decoration: none;
  color: var(--color-text-primary);
}

.topbar .brand img {
  height: 28px;
  width: auto;
}

.btn {
  padding: 8px 16px !important;
  border-radius: 6px !important;
  border: none !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
  background: var(--color-background-primary) !important;
  color: var(--color-text-primary) !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1) !important;
  text-decoration: none !important;
  display: inline-block;
}
.btn:hover {
  box-shadow: 0 2px 6px rgba(0,0,0,0.15) !important;
  transform: translateY(-1px) !important;
}
.btn:active {
  transform: translateY(0) !important;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1) !important;
}
.btn-primary {
  background: #378ADD !important;
  color: white !important;
}
.btn-primary:hover { background: #2d75c4 !important; }
.btn-danger {
  background: #E24B4A !important;
  color: white !important;
}
.btn-danger:hover { background: #c93e3d !important; }
.btn-success {
  background: #639922 !important;
  color: white !important;
}
.btn-success:hover { background: #527f1c !important; }

.card {
  background: var(--color-background-secondary);
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
}

input[type="text"], input[type="email"], input[type="password"], input[type="number"] {
  padding: 8px 10px;
  border: 1px solid var(--color-border-tertiary);
  border-radius: 6px;
  font-size: 14px;
}

.error-msg {
  color: var(--color-text-error, #E24B4A);
  font-size: 13px;
  margin-top: 0.5rem;
  min-height: 1em;
}

.car-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 1rem;
}

.car-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--color-background-secondary);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  flex-wrap: wrap;
}

.car-row .car-info { display: flex; flex-direction: column; gap: 2px; }
.car-row .car-name { font-weight: 600; font-size: 15px; }
.car-row .car-meta { font-size: 12px; color: var(--color-text-secondary); }
.car-row .car-actions { display: flex; gap: 8px; }