/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Inter, sans-serif;
}

/* THEMES */
body.light {
  --bg: #ffffff;
  --text: #111111;
  --card-bg: #ffffff;
  --border: #e5e7eb;
}

body.dark {
  --bg: #111111;
  --text: #f3f4f6;
  --card-bg: #1a1a1a;
  --border: #333333;
}

body {
  background: var(--bg);
  color: var(--text);
}

/* NAVBAR */
.navbar {
  height: 64px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  font-weight: 700;
  font-size: 18px;
}

.nav-item {
  cursor: pointer;
  opacity: 0.7;
}

.nav-item.active {
  opacity: 1;
  border-bottom: 2px solid #4f46e5;
}

.nav-item:hover {
  opacity: 1;
}

/* CONTAINER */
.container {
  max-width: 1200px;
  margin: 24px auto;
  padding: 0 16px;
}

/* FILTER BAR */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.input, .select {
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  border-radius: 8px;
}

/* MODEL LIST */
.model-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* CARD */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 12px;
  transition: 0.2s;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.card-line {
  height: 1px;
  background: var(--border);
  margin: 12px 0;
}

.card-meta {
  margin-bottom: 6px;
  font-size: 14px;
}

.card-buttons {
  margin-top: 12px;
  display: flex;
  gap: 8px;
}

.btn {
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 13px;
}

.btn:hover {
  background: #4f46e5;
  color: white;
}