:root {
    --royal:#002366;
    --ocean:#008080;
    --bg:#f4f8fb;
    }

    body {
    margin:0;
    font-family:"Segoe UI", sans-serif;
    background:var(--bg);
    padding-bottom:60px;
    }

    /* ================= NAVBAR ================= */
    .navbar {
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:#fff;
    padding:10px 20px;
    position:sticky;
    top:0;
    z-index:50;
    box-shadow:0 2px 6px rgba(0,0,0,.1);
    }

    .navbar-left .logo {
    display:flex;
    align-items:center;
    gap:10px;
    text-decoration:none;
    color:var(--royal);
    font-weight:700;
    }

    .navbar-left img { height:40px; }

    .navbar-center {
    flex:1;
    display:flex;
    justify-content:center;
    }

    .cart-link {
    font-size:20px;
    text-decoration:none;
    color:var(--ocean);
    font-weight:600;
    }

    .cart-count {
    background:var(--ocean);
    color:#fff;
    padding:3px 7px;
    border-radius:12px;
    font-size:12px;
    margin-left:4px;
    }

    .profile-dropdown { position:relative; }

    .profile-btn {
    background:none;
    border:none;
    cursor:pointer;
    }

    .profile-avatar {
    width:40px;
    height:40px;
    border-radius:50%;
    overflow:hidden;
    border:2px solid var(--ocean);
    }

    .profile-avatar img {
    width:100%;
    height:100%;
    object-fit:cover;
    }

    .dropdown-menu {
    position:absolute;
    right:0;
    top:110%;
    background:#fff;
    min-width:150px;
    border-radius:6px;
    box-shadow:0 4px 8px rgba(0,0,0,.2);
    display:none;
    flex-direction:column;
    }

    .dropdown-menu a {
    padding:10px 14px;
    text-decoration:none;
    color:#333;
    display:flex;
    gap:8px;
    }

    .dropdown-menu a:hover { background:#f1f1f1; }

    /* ================= MOBILE FILTER BAR ================= */
    .mobile-filter-bar {
    display:block;
    padding:10px;
    background:#fff;
    border-bottom:1px solid #ddd;
    }

    .mobile-filter-bar button {
    width:100%;
    padding:10px;
    border:1px solid #ddd;
    border-radius:8px;
    background:#fff;
    font-size:14px;
    font-weight:600;
    }

    /* ================= LAYOUT ================= */
    .shop-layout {
    display:grid;
    grid-template-columns:1fr;
    gap:16px;
    padding:16px;
    }

    @media(min-width:900px){
    .shop-layout { grid-template-columns:320px 1fr; }
    .mobile-filter-bar { display:none; }
    }

    /* ================= FILTERS ================= */
    .filters {
    display:none;
    background: teal;
    padding:16px;
    border-radius:14px;
    box-shadow:0 2px 10px rgba(0,0,0,.08);
    }

    .filters.open { display:block; }

    @media(min-width:900px){
    .filters {
        background: teal;
        display:block;
        position:sticky;
        top:75px;
        height: fit-content;
    }
    }

    .filter-header {
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:12px;
    }

    .reset-btn {
    background:var(--royal);
    color:#fff;
    padding:6px 14px;
    border-radius:8px;
    text-decoration:none;
    font-size:13px;
    }

    .filter-group {
    margin-top:14px;
    border-top:1px solid #eee;
    padding-top:10px;
    }

    .filter-group h4 {
    margin-bottom:8px;
    font-size:14px;
    }

    .price-row {
    display:grid;
    gap:6px;
    }

    .price-row input {
    padding:8px;
    border-radius:8px;
    border:1px solid #ddd;
    }

    .apply-btn {
    margin-top:8px;
    width:100%;
    padding:8px;
    border-radius:8px;
    border:1px solid #ddd;
    background:#fff;
    cursor:pointer;
    }

    .apply-btn:hover {
    border-color:var(--ocean);
    color:var(--ocean);
    }

    .checkbox-list {
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:6px 10px;
    }

    .checkbox-list label {
    background:#f0f4f5;
    padding:4px 6px;
    border-radius:6px;
    font-size:13px;
    cursor:pointer;
    }

    /* ================= PRODUCTS ================= */
    .products-header {
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:12px;
    }

    .product-grid {
    display:grid;
    gap:12px;
    grid-template-columns:repeat(auto-fill, minmax(130px, 1fr));
    }

    @media(min-width:600px){
    .product-grid {
        grid-template-columns:repeat(auto-fill, minmax(160px, 1fr));
    }
    }

    @media(min-width:900px){
    .product-grid {
        grid-template-columns:repeat(auto-fill, minmax(180px, 1fr));
    }
    }

    .product-card {
    background:#fff;
    border-radius:12px;
    box-shadow:0 2px 6px rgba(0,0,0,.06);
    display:flex;
    flex-direction:column;
    cursor:pointer;
    transition:.25s;
    padding: 10px;
    }

    .product-card:hover {
    transform:translateY(-2px);
    box-shadow:0 8px 18px rgba(0,0,0,.12);
    }

    .product-image {
    aspect-ratio:1/1;
    background:#f3f4f6;
    }

    .product-image img {
    width:100%;
    height:100%;
    object-fit:cover;
    border-radius: 10px;
    }

    .product-info {
    padding:6px;
    display:flex;
    flex-direction:column;
    gap:4px;
    font-size:11px;
    }

    .price {
    font-weight:600;
    color:var(--ocean);
    }

    .category-badge {
    font-size:9px;
    padding:2px 6px;
    background:#e0f2f1;
    border-radius:999px;
    color:var(--ocean);
    align-self:flex-start;
    }

    .empty-state {
    grid-column:1/-1;
    text-align:center;
    }
    .shop a{
    text-decoration: none;
    font-family: "algerian";
    color: #001f3f;
    }
    .shop a:hover{
    color: #2563eb;
    }

    /* ================= FOOTER ================= */
    .fixed-footer {
    position:fixed;
    bottom:0;
    width:100%;
    background:#f8f9fa;
    border-top:1px solid #ddd;
    text-align:center;
    font-size:12px;
    padding:6px;
    }