@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg-color: #0d0f14;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-border: rgba(255, 255, 255, 0.08);
  --primary: #6366f1;
  --secondary: #a855f7;
  --accent: #2dd4bf;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --success: #10b981;
  --danger: #ef4444;
  --card-bg: rgba(20, 22, 33, 0.7);
  --glass-blur: blur(12px);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(168, 85, 247, 0.15) 0%, transparent 50%);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

/* Glassmorphism Utilities */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--surface-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.6);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--surface-border);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--surface);
  border-color: var(--primary);
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--card-bg);
  backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--surface-border);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  position: fixed;
  height: 100vh;
  z-index: 50;
}

.logo {
  font-size: 1.75rem;
  font-weight: 800;
  font-family: var(--font-heading);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 0.875rem 1rem;
  border-radius: 12px;
  color: var(--text-muted);
  font-weight: 500;
  transition: all 0.2s;
  gap: 1rem;
}

.nav-item:hover, .nav-item.active {
  background: var(--surface);
  color: var(--text-main);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.1), transparent);
  border-left: 3px solid var(--primary);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 2rem 3rem;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
}

.page-title {
  font-size: 2rem;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--surface);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  border: 1px solid var(--surface-border);
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* Dashboard Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: opacity 0.3s;
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-title {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.stat-change {
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-accent { color: var(--accent); }

/* Tables & Lists */
.card {
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 0.5rem;
}

th {
  text-align: left;
  padding: 1rem;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--surface-border);
}

td {
  padding: 1rem;
  background: var(--surface);
}

tr td:first-child {
  border-top-left-radius: 8px;
  border-bottom-left-radius: 8px;
}

tr td:last-child {
  border-top-right-radius: 8px;
  border-bottom-right-radius: 8px;
}

tr.row-hover:hover td {
  background: rgba(255, 255, 255, 0.05);
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success { background: rgba(16, 185, 129, 0.2); color: var(--success); }
.badge-primary { background: rgba(99, 102, 241, 0.2); color: #818cf8; }
.badge-warning { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }

/* Grid Layouts for Products */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.product-card {
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--surface-border);
  transition: transform 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.product-img {
  height: 200px;
  width: 100%;
  object-fit: cover;
  background: var(--surface);
  position: relative;
}

.commission-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.product-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.product-vendor {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.product-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.product-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: auto;
}

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease forwards;
}

/* Form Elements */
.input-group {
  margin-bottom: 1rem;
}
.input-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-body);
  transition: all 0.3s;
}
.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
  background: var(--surface-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}