/* AutoTrader — Base Styles */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 15px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

h1 { font-size: 1.8rem; font-weight: 800; }
h2 { font-size: 1.4rem; font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

img { max-width: 100%; height: auto; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* Layout */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-xs { gap: 0.25rem; }
.gap-sm { gap: 0.5rem; }
.gap-md { gap: 1rem; }
.gap-lg { gap: 1.5rem; }
.gap-xl { gap: 2rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.font-mono { font-family: var(--font-mono); }
.font-bold { font-weight: 700; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Grid */
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* Color utilities */
.text-up { color: var(--up-color); }
.text-down { color: var(--down-color); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }
.bg-up { background: var(--up-bg); }
.bg-down { background: var(--down-bg); }

/* Loading spinner */
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-container {
  display: flex; align-items: center; justify-content: center;
  min-height: 200px; flex-direction: column; gap: 0.75rem;
  color: var(--text-muted);
}

/* Fade in animation */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.fade-in { animation: fadeIn 0.3s ease; }