/* 全站导航 · 双行一体头部
 * 上行：Logo | 搜索 + 顶栏入口 + 登录注册
 * 下行：主导航
 * 默认：整块透明（透页面底）
 * 悬停导航项 / 滚动后：整块白底
 * 移动端：汉堡抽屉
 */
:root {
    --sn-topbar: 64px;
    --sn-mainbar: 48px;
    --sn-header: calc(var(--sn-topbar) + var(--sn-mainbar));
    --sa-header: var(--sn-header);
    --sn-nav-hover-bg: #ffffff;
}

.sn-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    /* 默认「透明态」：磨砂半透明白底，避免看起来像没背景 */
    background: rgba(255, 255, 255, 0.78) !important;
    background-color: rgba(255, 255, 255, 0.78) !important;
    -webkit-backdrop-filter: saturate(1.2) blur(14px);
    backdrop-filter: saturate(1.2) blur(14px);
    border-bottom: 1px solid rgba(232, 234, 239, 0.7);
    box-shadow: none;
    transition: background 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.sn-header .sn-topbar,
.sn-header .sn-mainbar {
    background: transparent !important;
    background-color: transparent !important;
}
/* 悬停任意区域、或页面滚动后：整块实心白底 */
.sn-header.is-solid,
.sn-header:hover {
    background: #fff !important;
    background-color: #fff !important;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-bottom-color: var(--sa-line, #e8eaef);
    box-shadow: 0 1px 0 var(--sa-line, #e8eaef), 0 4px 16px rgba(15, 23, 42, 0.04);
}
.sn-header.is-solid .sn-topbar,
.sn-header.is-solid .sn-mainbar,
.sn-header:hover .sn-topbar,
.sn-header:hover .sn-mainbar {
    background: transparent !important;
}

/* 首页 / 有页头图：导航叠在 Hero/Banner 上（不挡头图内容区） */
body.home-body .sn-header,
body.has-page-banner .sn-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
/* 无自定义图时：导航保持常规占位，避免头图区域被压扁观感 */
body.has-page-banner:not(.has-banner-image) .sa-page-banner {
    padding-top: calc(var(--sa-header, 112px) + 40px);
}
/* 自定义深色头图：透明态真正透出图片 */
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) {
    background: transparent !important;
    background-color: transparent !important;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-bottom-color: transparent;
    box-shadow: none;
}
/* 浅色头图：透明导航保持深色字（与首页一致）
   仅自定义深色头图(has-image)时用浅色字 */
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-brand,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-brand strong,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-brand em,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-top-links a,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-auth a,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav > a,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-link,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-parent > .sn-nav-link {
    color: rgba(255, 255, 255, 0.92);
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-brand em {
    border-left-color: rgba(255, 255, 255, 0.28);
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-topbar-sep {
    background: rgba(255, 255, 255, 0.28);
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-search {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: rgba(255, 255, 255, 0.28) !important;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-search input {
    color: #fff !important;
    background: transparent !important;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-search input::placeholder {
    color: rgba(255, 255, 255, 0.65);
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-search button,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-ico-search {
    color: rgba(255, 255, 255, 0.9) !important;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-topbar-cta {
    background: rgba(255, 255, 255, 0.95);
    color: var(--sa-brand, #1890ff) !important;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav > a:hover,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-link:hover,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav > a.is-on,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-link.is-on {
    color: #fff;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav > a.is-on::after,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-link.is-on::after,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav > a:hover::after,
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-nav-link:hover::after {
    background: #fff;
}
body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) .sn-burger span {
    background: #fff;
}

.sn-wrap {
    width: min(var(--sa-wrap, 1160px), calc(100% - 32px));
    margin: 0 auto;
}

/* ========== 上行 ========== */
.sn-topbar {
    height: var(--sn-topbar);
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}
.sn-header.is-solid .sn-topbar,
.sn-header:hover .sn-topbar {
    border-bottom-color: var(--sa-line-soft, #f1f5f9);
}
.sn-topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    height: var(--sn-topbar);
}
.sn-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--sa-text, #1f2937);
    flex-shrink: 0;
}
.sn-brand img {
    width: 166px;
    height: auto;
    max-height: 40px;
    object-fit: contain;
    display: block;
}
/* 宽 Logo 已含品牌名时，隐藏文字避免重复 */
.sn-brand:has(img) strong {
    display: none;
}
.sn-brand strong {
    font-size: 20px;
    letter-spacing: 0.02em;
    font-weight: 750;
    color: var(--sa-text-title, #0f172a);
}
.sn-brand em {
    font-style: normal;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: .02em;
    color: var(--sa-muted, #6b7280);
    border-left: 1px solid var(--sa-line, #e8eaef);
    padding-left: 12px;
    margin-left: 2px;
}

.sn-topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
    justify-content: flex-end;
}

.sn-top-links {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.sn-top-links a {
    color: var(--sa-text-secondary, #334155);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    padding: 6px 2px;
    border-radius: 0;
    transition: color 0.15s ease;
}
.sn-top-links a + a::before,
.sn-auth a + a::before {
    content: "｜";
    color: var(--sa-text-hint, #94a3b8);
    font-weight: 400;
    margin: 0 8px 0 6px;
    pointer-events: none;
}
.sn-top-links a:hover,
.sn-top-links a.is-on {
    color: var(--sa-brand, #1890ff);
    background: transparent;
}

.sn-topbar-sep {
    width: 1px;
    height: 16px;
    background: var(--sa-line, #e8eaef);
    flex-shrink: 0;
    margin: 0 4px;
}

.sn-auth {
    display: flex;
    align-items: center;
    gap: 0;
    flex-shrink: 0;
}
.sn-auth a {
    color: var(--sa-text-secondary, #334155);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}
.sn-auth a:hover { color: var(--sa-brand, #1890ff); }
.sn-auth .sn-topbar-cta::before { display: none; }
.sn-auth a + .sn-topbar-cta { margin-left: 10px; }
.sn-topbar-user {
    color: var(--sa-text-title, #0f172a) !important;
    font-weight: 600;
}
.sn-topbar-cta {
    display: inline-flex !important;
    align-items: center;
    height: 32px;
    padding: 0 14px;
    border-radius: 16px;
    background: var(--sa-brand, #1890ff);
    color: #fff !important;
    font-weight: 600;
    font-size: 13px;
    line-height: 32px;
}
.sn-topbar-cta:hover {
    background: var(--sa-brand-hover, #40a9ff);
    color: #fff !important;
}

/* 搜索：锁定尺寸；透明导航时保持通透，实心/悬停再铺底 */
.sn-header .sn-search,
header.sn-header .sn-search {
    display: flex !important;
    align-items: center !important;
    height: 36px !important;
    min-height: 36px !important;
    max-height: 36px !important;
    width: 220px !important;
    border: 1px solid rgba(15, 23, 42, 0.1) !important;
    border-radius: 18px !important;
    overflow: hidden !important;
    background: transparent !important;
    box-shadow: none !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    flex-shrink: 0 !important;
    box-sizing: border-box !important;
    margin: 0 !important;
    padding: 0 !important;
}
.sn-header.is-solid .sn-search,
.sn-header:hover .sn-search {
    background: var(--sa-bg-soft, #f7f8fa) !important;
    border-color: var(--sa-line, #e8eaef) !important;
}
.sn-header .sn-search:focus-within {
    border-color: var(--sa-brand, #1890ff) !important;
    background: #fff !important;
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.12) !important;
}
.sn-header .sn-search input,
.sn-header .sn-search input[type="text"],
.sn-header .sn-search input[type="search"] {
    border: 0 !important;
    outline: 0 !important;
    width: 100% !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
    height: 34px !important;
    min-height: 34px !important;
    max-height: 34px !important;
    line-height: 34px !important;
    padding: 0 4px 0 14px !important;
    margin: 0 !important;
    font-size: 13px !important;
    background: transparent !important;
    color: var(--sa-text, #1f2937) !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    box-sizing: border-box !important;
}
.sn-header .sn-search button {
    border: 0 !important;
    background: transparent !important;
    width: 36px !important;
    min-width: 36px !important;
    height: 34px !important;
    color: var(--sa-muted, #6b7280) !important;
    cursor: pointer;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    padding: 0 !important;
    margin: 0 !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}
.sn-header .sn-search button:hover { color: var(--sa-brand, #1890ff) !important; }
.sn-header .sn-ico-search {
    display: block !important;
    width: 16px !important;
    height: 16px !important;
    flex-shrink: 0;
}

/* ========== 下行主导航 ========== */
.sn-mainbar {
    height: var(--sn-mainbar);
    background: transparent;
    border-bottom: 0;
}
.sn-mainbar-inner {
    display: flex;
    align-items: center;
    height: var(--sn-mainbar);
    background: transparent;
}
.sn-nav-parent {
    position: relative;
    display: inline-flex;
    align-items: stretch;
    height: 100%;
}
.sn-nav-parent > .sn-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.sn-caret {
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    opacity: .55;
    margin-left: 2px;
}
.sn-dropdown {
    position: absolute;
    top: calc(100% - 4px);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    min-width: 168px;
    padding: 8px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--sa-line, #e8eaef);
    box-shadow: 0 12px 28px rgba(15, 23, 42, .12);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: .16s ease;
    z-index: 50;
}
.sn-nav-parent:hover .sn-dropdown,
.sn-nav-parent:focus-within .sn-dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}
.sn-dropdown a {
    display: block;
    padding: 9px 12px;
    border-radius: 8px;
    color: var(--sa-text-secondary, #334155);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}
.sn-dropdown a:hover,
.sn-dropdown a.is-on {
    background: var(--sa-brand-soft, #e6f7ff);
    color: var(--sa-brand, #1890ff);
}
.sn-mobile-sub {
    padding-left: 28px !important;
    font-size: 13px !important;
    color: var(--sa-muted, #64748b) !important;
}

.sn-nav {
    display: flex;
    flex-wrap: nowrap;
    align-items: stretch;
    gap: 0;
    width: 100%;
    height: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    background: transparent;
}
.sn-nav::-webkit-scrollbar { display: none; }

/* 导航项：文字态；选中/悬停仅变色 + 底线，背景由整块 header 承担 */
.sn-nav > a,
.sn-nav-link {
    color: var(--sa-text-secondary, #334155);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    padding: 0 18px;
    height: 100%;
    display: inline-flex;
    align-items: center;
    position: relative;
    transition: color 0.15s ease;
    flex-shrink: 0;
    background: transparent !important;
}
.sn-nav > a:hover,
.sn-nav-link:hover {
    color: var(--sa-brand, #1890ff) !important;
    background: transparent !important;
}
.sn-nav > a.is-on,
.sn-nav-link.is-on {
    color: var(--sa-brand, #1890ff) !important;
    background: transparent !important;
    font-weight: 600;
}
.sn-nav > a.is-on::after,
.sn-nav-link.is-on::after,
.sn-nav > a:hover::after,
.sn-nav-link:hover::after {
    content: '';
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 0;
    height: 2px;
    background: var(--sa-brand, #1890ff);
    border-radius: 1px 1px 0 0;
}

/* 汉堡按钮 */
.sn-burger {
    display: none;
    width: 40px;
    height: 40px;
    border: 0;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    padding: 10px 9px;
    flex-direction: column;
    justify-content: space-between;
    flex-shrink: 0;
}
.sn-burger span {
    display: block;
    height: 2px;
    border-radius: 1px;
    background: var(--sa-text-title, #0f172a);
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.sn-burger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.sn-burger.is-open span:nth-child(2) { opacity: 0; }
.sn-burger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* 移动端抽屉 */
.sn-mobile {
    position: fixed;
    inset: 0;
    z-index: 2000;
}
.sn-mobile[hidden] { display: none !important; }
.sn-mobile-mask {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
}
.sn-mobile-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: min(320px, 86vw);
    height: 100%;
    background: #fff;
    box-shadow: -8px 0 32px rgba(15, 23, 42, 0.12);
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.sn-mobile-search {
    display: flex;
    align-items: center;
    height: 40px;
    border: 1px solid var(--sa-line);
    border-radius: 10px;
    overflow: hidden;
    background: var(--sa-bg-soft);
    margin-bottom: 8px;
}
.sn-mobile-search input {
    flex: 1;
    border: 0;
    outline: 0;
    height: 100%;
    padding: 0 12px;
    background: transparent;
    font-size: 14px;
}
.sn-mobile-search button {
    border: 0;
    background: transparent;
    width: 40px;
    height: 40px;
    color: var(--sa-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.sn-mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.sn-mobile-nav a {
    display: block;
    padding: 12px 14px;
    border-radius: 10px;
    color: var(--sa-text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    background: transparent;
}
.sn-mobile-nav a:hover,
.sn-mobile-nav a.is-on {
    background: var(--sa-brand-soft);
    color: var(--sa-brand);
}
.sn-mobile-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--sa-line-soft);
}
.sn-mobile-label {
    font-size: 12px;
    color: var(--sa-text-hint);
    padding: 4px 14px 8px;
}
.sn-mobile-group a {
    display: block;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--sa-text-secondary);
    text-decoration: none;
    font-size: 14px;
}
.sn-mobile-group a:hover { color: var(--sa-brand); background: var(--sa-bg-soft); }
.sn-mobile-auth {
    margin-top: auto;
    padding-top: 16px;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.sn-mobile-auth a {
    color: var(--sa-text-secondary);
    text-decoration: none;
    font-size: 14px;
}

body.sn-nav-open { overflow: hidden; }

.sn-user,
.sn-nav-item,
.sn-mega,
.sn-topbar-tip { display: none !important; }

/* ========== 页脚（左品牌 + 右多列） ========== */
.sn-footer {
    border-top: 0;
    background: #000;
    color: hsla(0, 0%, 100%, 0.45);
    padding: 50px 0 0;
    margin-top: 40px;
    font-size: 14px;
    line-height: 1.5;
}
.sn-footer-main {
    display: grid;
    grid-template-columns: minmax(200px, 280px) minmax(0, 1fr);
    gap: 40px 48px;
    padding-bottom: 40px;
    align-items: start;
}
.sn-footer-brand { min-width: 0; }
.sn-footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #fff;
    margin-bottom: 14px;
}
.sn-footer-logo img {
    display: block;
    max-height: 36px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}
.sn-footer-logo:has(img) strong { display: none; }
.sn-footer-logo strong {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
}
.sn-footer-desc {
    margin: 0 0 18px;
    color: hsla(0, 0%, 100%, 0.55);
    font-size: 13px;
    line-height: 1.7;
    max-width: 260px;
}
.sn-footer-qrs {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 20px;
}
.sn-footer-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 88px;
}
.sn-footer-qr img {
    width: 88px;
    height: 88px;
    object-fit: cover;
    border-radius: 6px;
    background: #fff;
    padding: 4px;
    box-sizing: border-box;
}
.sn-footer-qr span {
    font-size: 12px;
    color: hsla(0, 0%, 100%, 0.55);
    text-align: center;
}
.sn-footer-cols {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 24px 28px;
    min-width: 0;
}
.sn-footer-col h3 {
    margin: 0 0 18px;
    font-size: 16px;
    color: #fff;
    font-weight: 500;
}
.sn-footer-col ul { list-style: none; margin: 0; padding: 0; }
.sn-footer-col li {
    margin: 0 0 10px;
    color: hsla(0, 0%, 100%, 0.45);
    line-height: 1.5;
}
.sn-footer-col a {
    color: hsla(0, 0%, 100%, 0.72);
    text-decoration: none;
}
.sn-footer-col a:hover { color: var(--sa-brand, #1890ff); }
.sn-footer-copy {
    display: block;
    height: 54px;
    background: #0d0e0e;
    color: hsla(0, 0%, 100%, 0.45);
    margin: 0;
    padding: 0;
}
.sn-footer-copy-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 8px 16px;
    height: 54px;
}
.sn-footer-heart { color: hsla(0, 0%, 100%, 0.55); }
.sn-footer-heart i {
    color: #ef4444;
    font-style: normal;
    margin-right: 4px;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .sn-header .sn-search { width: 180px !important; }
    .sn-nav > a,
    .sn-nav-link { padding: 0 12px; font-size: 13px; }
}
@media (max-width: 900px) {
    :root {
        --sn-topbar: 56px;
        --sn-mainbar: 0px;
        --sn-header: 56px;
        --sa-header: 56px;
    }
    .sn-mainbar { display: none; }
    .sn-brand em { display: none; }
    .sn-top-links { display: none; }
    .sn-topbar-sep { display: none; }
    .sn-header .sn-search { display: none !important; }
    .sn-auth { display: none; }
    .sn-burger { display: inline-flex; }
    /* 移动端默认白底；首页/浅色头图叠 Hero 时用磨砂；深色自定义头图才全透明 */
    .sn-header {
        background: #fff !important;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        border-bottom-color: var(--sa-line, #e8eaef);
        box-shadow: 0 1px 0 var(--sa-line, #e8eaef);
    }
    body.home-body .sn-header:not(.is-solid):not(:hover),
    body.has-page-banner:not(.has-banner-image) .sn-header:not(.is-solid):not(:hover) {
        background: rgba(255, 255, 255, 0.9) !important;
        -webkit-backdrop-filter: saturate(1.2) blur(12px);
        backdrop-filter: saturate(1.2) blur(12px);
    }
    body.has-page-banner.has-banner-image .sn-header:not(.is-solid):not(:hover) {
        background: transparent !important;
        background-color: transparent !important;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
        border-bottom-color: transparent;
        box-shadow: none;
    }
    .sn-footer-main {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .sn-footer-cols {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px;
    }
    .sn-brand strong { font-size: 17px; }
    .sn-brand img { width: 132px; max-height: 32px; }
}
@media (max-width: 520px) {
    .sn-footer-cols { grid-template-columns: 1fr; }
    .sn-footer-desc { max-width: none; }
    .sn-footer-copy-inner {
        height: auto;
        padding: 12px 0;
        justify-content: center;
        text-align: center;
    }
    .sn-footer-copy { height: auto; }
}