:root,
:root[data-bs-theme="light"] {
    --bs-body-bg: #f7f9fc;
    --bs-body-color: #0f172a;
    --bs-card-bg: #ffffff;
    --bs-card-color: #0f172a;
    --bs-border-color: #dce4ee;
}

:root[data-bs-theme="dark"] {
    --bs-body-bg: #0a1220;
    --bs-body-color: #e2e8f0;
    --bs-card-bg: #121c2f;
    --bs-card-color: #e2e8f0;
    --bs-border-color: #263754;
}

body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

.shop-header {
    backdrop-filter: saturate(125%) blur(6px);
}

.shop-navbar {
    background: linear-gradient(120deg, #0b3c7c 0%, #0f4fa2 45%, #1f6feb 100%);
}

.shop-header .navbar-brand img {
    object-fit: contain;
}

.shop-header .navbar-brand span {
    letter-spacing: 0.01em;
}

.shop-navbar .nav-link {
    border-radius: 0.6rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.shop-navbar .nav-link:hover,
.shop-navbar .nav-link:focus-visible {
    background-color: rgba(255, 255, 255, 0.14);
}

.shop-main-column main .card,
.shop-shell .card {
    background-color: var(--bs-card-bg);
    color: var(--bs-card-color);
    border: 1px solid var(--bs-border-color);
    border-radius: 1rem;
    box-shadow: 0 0.6rem 1.5rem rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.shop-shell .card .card-header {
    background-color: color-mix(in srgb, var(--bs-card-bg) 88%, var(--bs-body-bg));
    border-bottom: 1px solid var(--bs-border-color);
}

.shop-shell .btn {
    border-radius: 0.7rem;
}

.shop-shell .form-control,
.shop-shell .form-select {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
    border-color: var(--bs-border-color);
    border-radius: 0.7rem;
}

.shop-shell .form-control:focus,
.shop-shell .form-select:focus {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
}

.shop-footer {
    border-color: var(--bs-border-color) !important;
}

.shop-footer .link-secondary:hover {
    color: var(--bs-body-color) !important;
}

[data-bs-theme="dark"] .shop-navbar {
    background: linear-gradient(120deg, #0a2540 0%, #0d3358 50%, #11487a 100%);
}

[data-bs-theme="dark"] .shop-shell .card {
    box-shadow: 0 0.75rem 1.8rem rgba(0, 0, 0, 0.45);
}

@media (max-width: 991.98px) {
    .shop-navbar .dropdown-menu {
        border-radius: 0.8rem;
    }

    .shop-shell {
        flex-direction: column;
    }
}