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

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

:root {
    --primary: #6c5ce7;
    --primary-dark: #5b4bc4;
    --secondary: #00b894;
    --danger: #e74c3c;
    --warning: #f39c12;
    --dark: #2d3436;
    --gray: #b2bec3;
    --light: #f5f6fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --radius: 12px;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray);
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.btn {
    width: 100%;
    padding: 12px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.btn:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--secondary);
}

.btn-danger {
    background: var(--danger);
}

/* Dashboard Layout */
.dashboard {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--dark);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h3 {
    color: var(--primary);
}

.nav-menu {
    padding: 20px 0;
}

.nav-item {
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: background 0.3s;
}

.nav-item:hover,
.nav-item.active {
    background: rgba(108, 92, 231, 0.2);
    border-left: 3px solid var(--primary);
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 20px;
}

.top-bar {
    background: var(--white);
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

/* Cards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.metric-card {
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.metric-card h3 {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 10px;
}

.metric-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

/* Tables */
.data-table {
    background: var(--white);
    border-radius: var(--radius);
    overflow-x: auto;
    box-shadow: var(--shadow);
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--light);
}

.data-table th {
    background: var(--light);
    font-weight: 600;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-warning {
    background: #fff3cd;
    color: #856404;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-info {
    padding: 15px;
}

.product-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100vh;
    background: var(--white);
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    transition: right 0.3s;
    z-index: 1000;
}

.cart-sidebar.open {
    right: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
        z-index: 999;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
}