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

:root {
    --bg-deep: #0a0a0f;
    --bg-card: #12121a;
    --bg-glow: #1a1a2e;
    --bg-hover: #1a1a28;
    --accent: #7c5cfc;
    --accent-light: #a78bfa;
    --accent-glow: rgba(124, 92, 252, 0.15);
    --text-primary: #f0eef6;
    --text-secondary: #8a879a;
    --text-dim: #5a576a;
    --border: rgba(255,255,255,0.06);
    --border-accent: rgba(124, 92, 252, 0.2);
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

.ambient {
    position: fixed;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(124, 92, 252, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.ambient-bottom {
    position: fixed;
    bottom: -300px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Nav */
.gs-nav {
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 48px;
    max-width: 1400px;
    margin: 0 auto;
    border-bottom: 1px solid var(--border);
}

.gs-nav .logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 22px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    text-decoration: none;
}

.gs-nav .logo span { color: var(--accent-light); opacity: 0.7; }

.gs-nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.gs-nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.gs-nav-links a:hover { color: var(--accent-light); }
.gs-nav-links a.active { color: var(--accent-light); }

.gs-nav-links .cart-badge {
    position: relative;
}

.gs-nav-links .cart-count {
    position: absolute;
    top: -8px;
    right: -12px;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Container */
.gs-container {
    position: relative;
    z-index: 10;
    max-width: 1400px;
    margin: 0 auto;
    padding: 32px 48px;
}

/* Page header */
.gs-page-header {
    margin-bottom: 32px;
}

.gs-page-header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.gs-page-header p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Product grid */
.gs-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gs-product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.gs-product-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(124, 92, 252, 0.1);
}

.gs-product-image {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, var(--bg-glow), var(--bg-deep));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.gs-product-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 40%, rgba(124, 92, 252, 0.08), transparent 60%);
}

.gs-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gs-product-body {
    padding: 20px;
}

.gs-product-category {
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-light);
    margin-bottom: 8px;
}

.gs-product-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
    margin-bottom: 8px;
}

.gs-product-desc {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 300;
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gs-product-price-row {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.gs-product-price {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

.gs-product-compare {
    font-size: 14px;
    color: var(--text-dim);
    text-decoration: line-through;
}

.gs-product-save {
    font-size: 11px;
    color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    padding: 2px 8px;
    border-radius: 100px;
    font-weight: 500;
}

/* Category pills */
.gs-categories {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.gs-cat-pill {
    padding: 8px 18px;
    border-radius: 100px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'DM Sans', sans-serif;
}

.gs-cat-pill:hover, .gs-cat-pill.active {
    border-color: var(--accent);
    color: var(--accent-light);
    background: var(--accent-glow);
}

/* Search */
.gs-search {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.gs-search input {
    flex: 1;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'DM Sans', sans-serif;
    outline: none;
    transition: border-color 0.2s;
}

.gs-search input:focus {
    border-color: var(--accent);
}

.gs-search input::placeholder {
    color: var(--text-dim);
}

/* Buttons */
.gs-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.25s;
    border: none;
    text-decoration: none;
}

.gs-btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 20px rgba(124, 92, 252, 0.25);
}

.gs-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(124, 92, 252, 0.35);
}

.gs-btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.gs-btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent-light);
}

.gs-btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.gs-btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.gs-btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

/* Stat cards */
.gs-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.gs-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
}

.gs-stat-label {
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.gs-stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -1px;
}

.gs-stat-value.accent { color: var(--accent-light); }
.gs-stat-value.success { color: var(--success); }

/* Table */
.gs-table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 24px;
}

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

.gs-table th {
    text-align: left;
    padding: 14px 20px;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-dim);
    border-bottom: 1px solid var(--border);
    font-weight: 500;
}

.gs-table td {
    padding: 14px 20px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.gs-table tr:last-child td { border-bottom: none; }

.gs-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Status badges */
.gs-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.gs-badge-success { background: rgba(16,185,129,0.1); color: var(--success); }
.gs-badge-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.gs-badge-danger { background: rgba(239,68,68,0.1); color: var(--danger); }
.gs-badge-info { background: var(--accent-glow); color: var(--accent-light); }

/* Modal */
.gs-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
}

.gs-modal-overlay.active { display: flex; }

.gs-modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
}

.gs-modal h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 24px;
}

/* Form */
.gs-form-group {
    margin-bottom: 16px;
}

.gs-form-group label {
    display: block;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 6px;
}

.gs-form-group input,
.gs-form-group select,
.gs-form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'DM Sans', sans-serif;
    outline: none;
    transition: border-color 0.2s;
}

.gs-form-group input:focus,
.gs-form-group select:focus,
.gs-form-group textarea:focus {
    border-color: var(--accent);
}

.gs-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Activity log */
.gs-activity-item {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
}

.gs-activity-item:last-child { border-bottom: none; }

.gs-activity-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.gs-activity-text {
    flex: 1;
}

.gs-activity-text strong {
    font-weight: 500;
    color: var(--text-primary);
}

.gs-activity-text p {
    font-size: 13px;
    color: var(--text-secondary);
}

.gs-activity-time {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
}

/* Empty state */
.gs-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-dim);
}

.gs-empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

/* Loading */
.gs-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-dim);
}

.gs-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 12px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Tabs */
.gs-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--border);
}

.gs-tab {
    padding: 12px 20px;
    font-size: 14px;
    color: var(--text-dim);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-family: 'DM Sans', sans-serif;
}

.gs-tab:hover { color: var(--text-secondary); }
.gs-tab.active { color: var(--accent-light); border-bottom-color: var(--accent); }

/* Toast */
.gs-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: 12px;
    padding: 14px 24px;
    color: var(--text-primary);
    font-size: 14px;
    z-index: 200;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.gs-toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Cart */
.gs-cart-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 12px;
    align-items: center;
}

.gs-cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--bg-glow), var(--bg-deep));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.gs-cart-item-info { flex: 1; }

.gs-cart-item-name {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 4px;
}

.gs-cart-item-price {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 18px;
    text-align: right;
}

.gs-qty-control {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.gs-qty-btn {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s;
}

.gs-qty-btn:hover {
    border-color: var(--accent);
    color: var(--accent-light);
}

.gs-qty-val {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    min-width: 28px;
    text-align: center;
}

/* Cart summary */
.gs-cart-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px;
    position: sticky;
    top: 20px;
}

.gs-cart-summary h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.gs-cart-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.gs-cart-summary-total {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    margin-top: 12px;
    border-top: 1px solid var(--border);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 20px;
}

/* Section titles */
.gs-section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.3px;
    margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .gs-nav { padding: 16px 20px; }
    .gs-container { padding: 20px; }
    .gs-product-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .gs-stats-grid { grid-template-columns: 1fr 1fr; }
    .gs-form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .gs-product-grid { grid-template-columns: 1fr; }
    .gs-stats-grid { grid-template-columns: 1fr; }
}

/* Footer */
.gs-footer {
    position: relative;
    z-index: 10;
    max-width: 1400px;
    margin: 60px auto 0;
    padding: 24px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-dim);
}

.gs-footer a {
    color: var(--text-secondary);
    text-decoration: none;
}