/* styles.css - Streamlined Sell Tracker */

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

body {
  font-family: system-ui, -apple-system, sans-serif;
  background-color: #0f172a;
  color: #e2e8f0;
  min-height: 100vh;
}

header {
  background: #1e2937;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #334155;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

h1 {
  font-size: 1.8rem;
  font-weight: 800;
}

nav a {
  color: #e2e8f0;
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: #3b82f6;
  color: white;
}

.hero {
  padding: 4rem 1rem;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.8)), url('../images/site/0.jpg');
  background-size: cover;
  background-position: center;
}

.hero h2 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.search-section {
  padding: 2rem 1.5rem;
  background: #1e2937;
  text-align: center;
}

#search-bar {
  width: 100%;
  max-width: 700px;
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
  border: 2px solid #475569;
  border-radius: 9999px;
  background: #334155;
  color: white;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
  max-width: 1600px;
  margin: 0 auto;
}

/* Burger Menu */
.burger-menu {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.98);
  z-index: 2000;
  flex-direction: column;
  padding: 6rem 2rem;
  gap: 1rem;
}

.mobile-nav.active {
  display: flex;
}

/* Responsive */
@media (max-width: 1024px) {
  .burger-menu { display: block; }
  nav { display: none; }
}