/* 商城顶栏 chrome */


:root {
    --sf-brand: #2e91f6;
    --sf-brand-2: #1f7ad4;
    --sf-brand-3: #1769aa;
    --sf-soft: #f0f7ff;
    --sf-line: #e8eef5;
    --sf-text: #1e293b;
    --sf-sub: #64748b;
    --sf-mute: #94a3b8;
    --sf-danger: #ef4444;
    --sf-w: 1480px;
    --home-cat-width: 228px;
    --home-content-width: 1200px;
    --home-body-gap: 12px;
    --sf-topbar-height: 70px;
    --sf-subnav-height: 44px;
    --site-nav-height: calc(var(--sf-topbar-height) + var(--sf-subnav-height));
}

.storefront-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    box-shadow: 0 1px 0 var(--sf-line);
    overflow: visible;
}

.storefront-header .topbar {
    border-bottom: 1px solid var(--sf-line);
}

.storefront-header .topbar__inner {
    max-width: var(--sf-w);
    margin: 0 auto;
    padding: 14px 20px 12px;
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    min-height: var(--sf-topbar-height);
    box-sizing: border-box;
}

.storefront-header .topbar__search-wrap {
    min-width: 0;
}

.storefront-header .brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.storefront-header .brand__cn {
    font-size: 20px;
    font-weight: 800;
    color: var(--sf-brand-3);
    line-height: 1.15;
}

.storefront-header .brand__en {
    font-size: 10px;
    letter-spacing: 1.2px;
    color: var(--sf-brand);
    margin-top: 2px;
}

.storefront-header .nav-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.storefront-header .nav-tool {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 38px;
    padding: 0 14px;
    border-radius: 8px;
    color: var(--sf-sub);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.25;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    overflow: visible;
}

.storefront-header .nav-tool:has(.nav-badge:not([hidden])) {
    padding-right: 18px;
}

.storefront-header .nav-tool:hover,
.storefront-header .nav-tool.is-active {
    background: var(--sf-soft);
    color: var(--sf-brand);
}

.storefront-header .nav-badge {
    position: absolute;
    top: -5px;
    right: -2px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    border-radius: 999px;
    background: var(--sf-danger);
    color: #fff;
    font-size: 10px;
    line-height: 16px;
    text-align: center;
    font-weight: 700;
    box-shadow: 0 0 0 2px #fff;
    pointer-events: none;
}

.storefront-header .nav-user {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 38px;
    margin-left: 0;
    padding: 0 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.25;
    color: var(--sf-text);
    white-space: nowrap;
    box-sizing: border-box;
    text-decoration: none;
    background: transparent;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.storefront-header .nav-user__name {
    max-width: 96px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.25;
}

.storefront-header .nav-user__caret {
    flex-shrink: 0;
    width: 0;
    height: 0;
    margin-top: 1px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--sf-mute);
    transition: border-top-color 0.15s;
}

.storefront-header .nav-user--guest {
    margin-left: 4px;
    background: var(--sf-soft);
    border-color: #cfe4fb;
    color: var(--sf-brand-3);
}

.storefront-header .nav-user--guest:hover {
    background: #e4f1ff;
    border-color: var(--sf-brand);
    color: var(--sf-brand-2);
}

.storefront-header .nav-user--on {
    background: #fff;
    border-color: var(--sf-line);
}

.storefront-header .nav-user--on:hover,
.storefront-header .nav-dropdown.is-open .nav-user--on {
    border-color: #bfd9f8;
    background: var(--sf-soft);
}

.storefront-header .nav-dropdown.is-open .nav-user__caret {
    border-top-color: var(--sf-brand);
}

.storefront-header .subnav {
    background: #fff;
    border-bottom: 1px solid var(--sf-line);
    position: relative;
    z-index: 2;
    overflow: visible;
}

.storefront-header .subnav__inner {
    max-width: var(--sf-w);
    margin: 0 auto;
    padding: 0 20px;
    height: var(--sf-subnav-height);
    display: flex;
    align-items: stretch;
}

.storefront-header .subnav__links {
    display: flex;
    align-items: stretch;
    list-style: none;
    margin: 0 0 0 4px;
    padding: 0;
    height: 100%;
}

.storefront-header .subnav__links li {
    display: flex;
    align-items: stretch;
}

.storefront-header .subnav__links a {
    display: inline-flex;
    align-items: center;
    height: 100%;
    padding: 0 16px;
    font-size: 14px;
    color: var(--sf-text);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    box-sizing: border-box;
    transition: color 0.15s, border-color 0.15s;
}

.storefront-header .subnav__links a.is-on,
.storefront-header .subnav__links a:hover {
    color: var(--sf-brand);
    border-bottom-color: var(--sf-brand);
}

/* 用户下拉 */
.storefront-header .nav-dropdown {
    position: relative;
    margin-left: 4px;
}

.storefront-header .nav-dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 160px;
    background: #fff;
    border: 1px solid var(--sf-line);
    border-radius: 8px;
    box-shadow: 0 8px 28px rgba(23, 105, 170, 0.12);
    padding: 6px 0;
    z-index: 1001;
}

.storefront-header .nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -12px;
    right: -12px;
    height: 8px;
    background: transparent;
}

.storefront-header .nav-dropdown.is-open .nav-dropdown-menu {
    display: block;
}

.storefront-header .nav-dropdown-item {
    display: block;
    width: 100%;
    padding: 10px 16px;
    color: #334155;
    text-decoration: none;
    font-size: 14px;
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    box-sizing: border-box;
}

.storefront-header .nav-dropdown-item:hover {
    background: var(--sf-soft);
    color: var(--sf-brand);
}

.storefront-header .nav-dropdown-item.is-active {
    color: var(--sf-brand);
    font-weight: 600;
}

.storefront-header .nav-dropdown-divider {
    height: 1px;
    margin: 4px 0;
    background: var(--sf-line);
}

.storefront-header .nav-dropdown-logout {
    color: #e53935;
}

.storefront-header .nav-dropdown-logout:hover {
    color: #c62828;
    background: #fff5f5;
}

.storefront-header .nav-dropdown-logout-form {
    margin: 0;
}

/* 汉堡菜单 */
.storefront-header .hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    flex-shrink: 0;
}

.storefront-header .hamburger-btn span {
    width: 100%;
    height: 3px;
    background-color: var(--sf-text);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.storefront-header .hamburger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.storefront-header .hamburger-btn.active span:nth-child(2) {
    opacity: 0;
}

.storefront-header .hamburger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.storefront-header .mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    pointer-events: none;
}

.storefront-header .mobile-menu.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.storefront-header .mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 80%;
    height: 100%;
    background: #fff;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    padding-top: 56px;
}

.storefront-header .mobile-menu.active .mobile-menu-content {
    transform: translateX(0);
}

.storefront-header .mobile-menu-group {
    margin-bottom: 8px;
}

.storefront-header .mobile-menu-group-title {
    padding: 10px 20px 6px;
    font-size: 12px;
    color: #999;
    font-weight: 500;
}

.storefront-header .mobile-nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.storefront-header .mobile-nav-item {
    border-bottom: 1px solid #f0f0f0;
}

.storefront-header .mobile-nav-item a,
.storefront-header .mobile-nav-logout {
    display: block;
    width: 100%;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
    box-sizing: border-box;
}

.storefront-header .mobile-nav-item a:hover,
.storefront-header .mobile-nav-logout:hover,
.storefront-header .mobile-nav-categories:hover {
    background: var(--sf-soft);
    color: var(--sf-brand);
}

.storefront-header .mobile-nav-item a.is-on {
    color: var(--sf-brand);
    font-weight: 600;
}

.storefront-header .mobile-nav-categories {
    display: block;
    width: 100%;
    padding: 15px 20px;
    color: #333;
    font-size: 16px;
    text-align: left;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    box-sizing: border-box;
}

.storefront-header .mobile-nav-logout {
    color: #e53935;
}

.storefront-header .mobile-nav-item--user {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    gap: 10px;
}

.storefront-header .mobile-nav-item--user .user_name {
    color: #333;
    text-decoration: none;
    font-size: 16px;
}

@media screen and (max-width: 768px) {
    body.menu-open {
        overflow: hidden;
    }

    .storefront-header .topbar__inner {
        grid-template-columns: 1fr auto;
        grid-template-rows: auto auto;
        gap: 10px 12px;
        padding: 10px 15px 12px;
    }

    .storefront-header .brand {
        grid-column: 1;
        grid-row: 1;
    }

    .storefront-header .hamburger-btn {
        display: flex;
        grid-column: 2;
        grid-row: 1;
    }

    .storefront-header .topbar__search-wrap {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .storefront-header .brand__en {
        display: none;
    }

    .storefront-header .header-search {
        display: block;
        max-width: none;
        margin: 0;
    }

    .storefront-header .nav-desktop-only {
        display: none !important;
    }

    .storefront-header .mobile-menu {
        display: block;
        pointer-events: auto;
    }

    .storefront-header .subnav {
        display: none;
    }

    :root {
        --sf-topbar-height: 108px;
        --sf-subnav-height: 0px;
    }
}