@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg-color: #f7f9fb;
  --panel-bg: rgba(255, 255, 255, 0.85);
  --panel-border: rgba(0, 0, 0, 0.05);
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-glow: rgba(79, 70, 229, 0.25);
  
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --font-base: 'Inter', system-ui, -apple-system, sans-serif;
  --glass-blur: blur(16px);
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-base);
  min-height: 100vh;
  margin: 0;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(79, 70, 229, 0.05), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(16, 185, 129, 0.03), transparent 25%);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.5em;
  color: #0f172a;
}

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

a:hover {
  text-shadow: 0 0 8px var(--accent-glow);
}

.glass-panel {
  background: var(--panel-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius);
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.08);
}

.glass-panel:hover {
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: 0 15px 50px -10px rgba(0, 0, 0, 0.12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-size: 1rem;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-secondary {
  background: white;
  color: var(--text-primary);
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.input-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
  text-align: left;
}

.input-group label {
  margin-bottom: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.input, .select, .textarea {
  width: 100%;
  padding: 12px 16px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-base);
  font-size: 1rem;
  transition: var(--transition);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.01);
}

.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: #ffffff;
}

.navbar {
  padding: 15px 0;
  border-bottom: 1px solid var(--panel-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 600;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  min-height: calc(100vh - 400px);
}

.grid { display: grid; gap: 30px; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr !important; }
  /* Force all explicitly spanned grid items to collapse cleanly */
  [style*="grid-column"] { grid-column: span 1 !important; }
  .grid { gap: 20px !important; }
  .nav-links { display: none; }
  .hamburger-btn { display: block; }
}

.badge {
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.badge-pending { background: #fef3c7; color: #b45309; }
.badge-success { background: #d1fae5; color: #047857; }
.badge-danger { background: #fee2e2; color: #b91c1c; }

/* Product Cards */
.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: var(--transition);
  background: #ffffff;
}
.product-card:hover { transform: translateY(-8px); }
.product-img-wrapper { height: 250px; overflow: hidden; position: relative; background: #f1f5f9; }
.product-img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.product-card:hover .product-img { transform: scale(1.08); }
.product-info { padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.product-price { font-size: 1.35rem; font-weight: 800; color: var(--text-primary); }

/* Utilities */
.text-center { text-align: center; }
.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: 1rem; }

/* Mobile Menu Styles */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.hamburger-btn:hover {
  background: var(--accent-glow);
  color: var(--accent);
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: white;
  padding: 20px;
  border-bottom: 1px solid var(--panel-border);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  flex-direction: column;
  gap: 15px;
  z-index: 999;
}

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

.mobile-cart {
  display: none;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger-btn { display: block; }
  .mobile-cart { display: flex; }
}