:root{--b-blue:#0071E3;--b-green:#207233;--b-green-light:#42B15E;--b-orange:#FF9500;--b-bg:#F5F5F7;--b-card:#F8F9FC;--b-text:#1A1C1A;--b-gray:#6E6E73;--b-light:#86868B;--b-border:#D2D2D7;--b-count:rgba(0,113,227,1);--b-red:#E30100;--b-cmax:1280px;--b-btn:#207233}

.nav-badge{display:inline-block;font-size:9px;font-weight:700;padding:1px 5px;border-radius:3px;margin-left:4px;vertical-align:top;line-height:1.4}
.nav-badge.hot{background:#FF3B30;color:#fff}
.nav-badge.new{background:var(--b-blue);color:#fff}

header#masthead, .site-header, #page-header {
    display: none !important;
    margin: 0 !important;
    padding: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
}

/* ========== Announcement Bar - 涓ユ牸鍥哄畾瀹氫綅 ========== */
.ann-bar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 99999 !important;
    background: #006aba !important;
    color: #f4f4f4 !important;
    height: 50px !important;
    min-height: 50px !important;
    max-height: 50px !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 13px !important;
    overflow: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
}
.ann-bar .container {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    flex-wrap: nowrap !important;
    overflow: hidden !important;
    height: 50px !important;
    min-height: 50px !important;
    max-height: 50px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    width: 100% !important;
    max-width: 1280px !important;
    border: none !important;
    box-shadow: none !important;
}
.ann-bar > .container > span {
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    flex: 1 !important;
    min-width: 0 !important;
    line-height: 50px !important;
    height: 50px !important;
    display: flex !important;
    align-items: center !important;
    margin: 0 !important;
    padding: 0 !important;
}
.ann-link {
    color: #ff7300 !important;
    font-weight: 500 !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
    line-height: 50px !important;
    height: 50px !important;
    display: flex !important;
    align-items: center !important;
    margin: 0 8px !important;
    padding: 0 !important;
    text-decoration: none !important;
}
.ann-count {
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
    font-size: 12px !important;
    line-height: 50px !important;
    height: 50px !important;
    margin: 0 0 0 auto !important;
    padding: 0 !important;
}
.ann-count .cd-item {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    line-height: 1.2 !important;
    margin: 0 !important;
    padding: 0 !important;
}
.ann-count .cd-num {
    background: #3D3D3D !important;
    color: #fff !important;
    width: 24px !important;
    height: 24px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 4px !important;
    font-weight: 700 !important;
    font-size: 11px !important;
    line-height: 24px !important;
    margin: 0 !important;
    padding: 0 !important;
}
.ann-count .cd-lbl {
    font-size: 8px !important;
    color: #f4f4f4 !important;
    line-height: 1 !important;
    margin: 2px 0 0 0 !important;
    padding: 0 !important;
}
.ann-count .cd-sep {
    font-weight: 700 !important;
    font-size: 14px !important;
    color: #f4f4f4 !important;
    line-height: 24px !important;
    margin: 0 2px !important;
    padding: 0 !important;
}

/* ========== Navigation Bar - 涓ユ牸瀹氫綅鍦ㄥ叕鍛婃爮涓嬫柟 ========== */
.bluetti-nav {
    position: fixed !important;
    top: 50px !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 99998 !important;
    background: rgba(255, 255, 255, 0.96) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
    height: 64px !important;
    min-height: 64px !important;
    max-height: 64px !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    margin: 0 !important;
    padding: 0 !important;
    box-shadow: none !important;
}
.bluetti-nav .container {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 100% !important;
    min-height: 64px !important;
    max-height: 64px !important;
    max-width: 1280px !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding: 0 40px !important;
    gap: 16px !important;
    border: none !important;
    box-shadow: none !important;
    position: relative !important;
}

/* Nav Menu - 妗岄潰绔粯璁ゆ樉绀?*/
.nav-menu {
    display: flex !important;
    gap: 24px !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    align-items: center !important;
    height: 64px !important;
    line-height: 64px !important;
}

/* 宸︿晶鑿滃崟 */
html body .bluetti-nav .nav-menu-left {
    justify-content: flex-start !important;
    flex: 0 0 auto !important;
    min-width: auto !important;
    padding-left: 0 !important;
}

/* 鍙充晶鑿滃崟 */
.nav-menu-right {
    justify-content: flex-end !important;
    flex: 0 0 auto !important;
    min-width: auto !important;
    padding-left: 0 !important;
}

/* Logo - 榛樿鍦ㄥ乏杈?(鎵€鏈夊睆骞曞昂瀵? */
.nav-logo {
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    margin: 0 20px 0 0 !important;
    padding: 0 !important;
    height: 64px !important;
    line-height: 64px !important;
    position: relative !important;
    top: auto !important;
    left: auto !important;
    z-index: 10 !important;
    width: auto !important;
}

.nav-logo-inner {
    position: relative !important;
    width: 160px !important;
    height: 36px !important;
    --nav-logo-item-h: 36px;
    overflow: hidden !important;
}

.nav-logo-carousel {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0 !important;
    animation: logoScroll 12s ease-in-out infinite !important;
    will-change: transform;
}

@keyframes logoScroll {
    0%, 30% {
        transform: translateY(0);
    }
    35%, 65% {
        transform: translateY(calc(var(--nav-logo-item-h, 36px) * -1));
    }
    70%, 100% {
        transform: translateY(calc(var(--nav-logo-item-h, 36px) * -2));
    }
}

.nav-logo-img {
    display: block !important;
    height: 36px !important;
    width: auto !important;
    max-width: 160px !important;
    object-fit: contain !important;
    margin: 0 !important;
    padding: 0 !important;
    flex-shrink: 0 !important;
}

.nav-logo-compact {
    height: 36px !important;
    max-width: 140px !important;
}

body.nav-scrolled .nav-logo {
    height: 64px !important;
    line-height: 64px !important;
}

/* 婊氬姩鍚庡鑸爮鍚搁《缃《锛堝叕鍛婃爮闅愯棌锛?*/
body.nav-scrolled .bluetti-nav {
    top: 0 !important;
    height: 64px !important;
    min-height: 64px !important;
    max-height: 64px !important;
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08) !important;
}

body.nav-scrolled .bluetti-nav .container {
    min-height: 64px !important;
    max-height: 64px !important;
}

@media (min-width: 1025px) {
    body.nav-scrolled .nav-menu {
        top: 64px !important;
        height: 64px !important;
        line-height: 64px !important;
    }
}

.ann-bar {
    transition: transform 0.3s ease !important;
}

body.nav-scrolled .nav-actions {
    height: 64px !important;
}

/* 婊氬姩鍚庤彍鍗曡皟鏁?*/
body.nav-scrolled .nav-menu-left {
    padding-right: 0 !important;
}

body.nav-scrolled .nav-menu-right {
    padding-left: 0 !important;
}

/* 绉诲姩绔鑸爮閫傞厤 - 鏍稿績淇 */
@media(max-width: 1024px) {
    /* 瀵艰埅鏍忔暣浣?*/
    .bluetti-nav {
        overflow: visible !important;
        position: fixed !important;
        top: 50px !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 99998 !important;
    }

    .bluetti-nav .container {
        position: relative !important;
        overflow: visible !important;
    }

    /* 姹夊牎鑿滃崟寮哄埗鏄剧ず */
    .nav-hamburger {
        display: inline-flex !important;
        z-index: 99999 !important;
        cursor: pointer !important;
    }

    /* 涓嬫媺鑿滃崟 */
    .nav-menu {
        position: fixed !important;
        top: 114px !important; /* 50px鍏憡鏍?+ 64px瀵艰埅鏍?*/
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        max-width: 100vw !important;
        margin: 0 !important;
        background: #ffffff !important;
        box-shadow: 0 8px 24px rgba(0,0,0,0.15) !important;
        z-index: 99999 !important;
        box-sizing: border-box !important;
        padding: 20px !important;
        display: none !important;
        flex-direction: column !important;
        gap: 4px !important;
        min-height: auto !important;
    }

    .nav-menu.show {
        display: flex !important;
    }

    /* 鑿滃崟椤规牱寮?*/
    .nav-menu>.menu-item {
        height: 52px !important;
        line-height: 52px !important;
        width: 100% !important;
        margin: 0 !important;
        box-sizing: border-box !important;
        border-bottom: 1px solid #f0f0f0 !important;
    }

    .nav-menu>.menu-item:last-child {
        border-bottom: none !important;
    }

    .nav-menu>.menu-item>a {
        width: 100% !important;
        padding: 0 16px !important;
        line-height: 52px !important;
        display: block !important;
        box-sizing: border-box !important;
        color: #1d1d1f !important;
        font-size: 16px !important;
        font-weight: 500 !important;
        text-decoration: none !important;
        border-radius: 12px !important;
    }

    .nav-menu>.menu-item>a:hover,
    .nav-menu>.menu-item>a:active {
        background: #f5f5f7 !important;
        color: #0071e3 !important;
        border-radius: 12px !important;
    }
}

/* 768px浠ヤ笅鎵嬫満涓撳睘閫傞厤 */
@media(max-width: 768px) {
    .bluetti-nav {
        top: 44px !important;
        height: 56px !important;
        min-height: 56px !important;
    }

    .bluetti-nav .container {
        height: 56px !important;
    }

    /* 涓嬫媺鑿滃崟 */
    .nav-menu {
        top: 100px !important; /* 44px鍏憡鏍?+ 56px瀵艰埅鏍?*/
        padding: 16px !important;
        width: 100vw !important;
        max-width: 100vw !important;
        z-index: 99999 !important;
    }

    .nav-menu>.menu-item {
        height: 48px !important;
        line-height: 48px !important;
    }

    .nav-menu>.menu-item>a {
        padding: 0 12px !important;
        line-height: 48px !important;
        font-size: 15px !important;
        border-radius: 10px !important;
    }
}

/* 妗岄潰绔己鍒舵仮澶嶆甯歌彍鍗曟牱寮忥紝閬垮厤绉诲姩绔牱寮忓啿绐?*/
@media(min-width: 1025px) {
    .nav-menu {
        position: static !important;
        width: auto !important;
        max-width: none !important;
        padding: 0 8px 0 0 !important;
        box-shadow: none !important;
        background: transparent !important;
        display: flex !important;
        flex-direction: row !important;
        height: 64px !important;
        line-height: 64px !important;
    }

    .nav-hamburger {
        display: none !important;
    }
}

/* 灏忓睆鍝嶅簲寮?- 闅愯棌瀵艰埅锛屾敼鐢ㄤ笅鎷夎彍鍗?*/
@media(max-width: 1024px) {
    .nav-menu {
        display: none !important;
        position: absolute !important;
        top: 64px !important;
        left: 0 !important;
        right: 0 !important;
        background: #fff !important;
        flex-direction: column !important;
        gap: 0 !important;
        padding: 16px 24px !important;
        align-items: flex-start !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08) !important;
        z-index: 9999 !important;
        height: auto !important;
        line-height: 48px !important;
    }

    .nav-menu.show {
        display: flex !important;
    }
}
.nav-menu>.menu-item {
    display: flex !important;
    align-items: center !important;
    position: static !important;
    height: 64px !important;
    line-height: 64px !important;
    margin: 0 !important;
    padding: 0 !important;
}
.nav-menu>.menu-item>a {
    color: var(--b-text) !important;
    transition: color .3s !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    padding: 0 8px !important;
    position: relative !important;
    line-height: 64px !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    margin: 0 !important;
}
.nav-menu>.menu-item>a:hover {
    color: var(--b-btn) !important;
}

/* Nav submenu (All Products by wattage) */
.nav-menu>.menu-item.has-submenu {
    position: relative !important;
}
.nav-submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 168px;
    margin: 0;
    padding: 6px 0;
    list-style: none;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    z-index: 300;
}
.nav-menu>.menu-item.has-submenu:hover>.nav-submenu {
    display: block;
}
.nav-submenu>li>a {
    display: block;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--b-text) !important;
    text-decoration: none !important;
    line-height: 1.4 !important;
    white-space: nowrap;
    transition: background .2s, color .2s;
}
.nav-submenu>li:nth-child(odd)>a {
    background: #f5f5f7;
}
.nav-submenu>li>a:hover {
    background: #e8f0fe !important;
    color: var(--b-btn) !important;
}

/* Nav Actions */
.nav-actions {
    display: flex !important;
    gap: 2px !important;
    align-items: center !important;
    flex-shrink: 0 !important;
    height: 64px !important;
    line-height: 64px !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* 绉诲姩绔鑸搷浣滄寜閽€傞厤 */
@media(max-width: 768px) {
    .nav-actions {
        height: 56px !important;
        line-height: 56px !important;
        gap: 0 !important;
    }

    .nav-action-btn {
        width: 36px !important;
        height: 36px !important;
        padding: 0 !important;
    }

    .nav-action-icon {
        width: 20px !important;
        height: 20px !important;
    }

    .nav-hamburger {
        width: 36px !important;
        height: 36px !important;
        padding: 0 !important;
    }

    .nav-logo-img {
        height: 26px !important;
        max-width: 110px !important;
    }
}

/* 瓒呭皬灞忓箷閫傞厤 */
@media(max-width: 480px) {
    .nav-actions {
        gap: 0 !important;
    }

    .nav-action-btn {
        width: 32px !important;
        height: 32px !important;
    }

    .nav-action-icon {
        width: 18px !important;
        height: 18px !important;
    }

    .nav-logo-img {
        height: 22px !important;
        max-width: 100px !important;
    }

    .nav-menu {
        padding: 12px !important;
    }

    .nav-menu>.menu-item {
        height: 44px !important;
        line-height: 44px !important;
    }

    .nav-menu>.menu-item>a {
        font-size: 14px !important;
        padding: 0 10px !important;
        line-height: 44px !important;
    }
}
.nav-action-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 36px !important;
    height: 36px !important;
    border-radius: 9999px !important;
    border: none !important;
    background: transparent !important;
    color: var(--b-text) !important;
    cursor: pointer !important;
    transition: all .2s !important;
    padding: 0 !important;
    margin: 0 !important;
}
.nav-action-btn:hover {
    background: #F5F5F5 !important;
}
.nav-action-icon {
    width: 22px !important;
    height: 22px !important;
    display: block !important;
    flex-shrink: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}
.nav-cart {
    position: relative !important;
}
.nav-cart-icon {
    position: relative !important;
    display: flex !important;
}
.nav-cart-count {
    position: absolute !important;
    top: -6px !important;
    right: -8px !important;
    min-width: 16px !important;
    height: 16px !important;
    padding: 0 4px !important;
    background: #FF3B30 !important;
    color: #fff !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    line-height: 16px !important;
    text-align: center !important;
    border-radius: 9999px !important;
    white-space: nowrap !important;
    margin: 0 !important;
}
.nav-hamburger {
    display: none !important;
    align-items: center !important;
    justify-content: center !important;
    width: 36px !important;
    height: 36px !important;
    border-radius: 9999px !important;
    border: none !important;
    background: transparent !important;
    color: var(--b-text) !important;
    cursor: pointer !important;
    padding: 0 !important;
    margin: 0 !important;
}

/* ========== 澶撮儴鍏ㄩ噺鑷€傚簲浼樺寲 - 鎵€鏈夊睆骞曞昂瀵歌鐩?========== */
/* 鍏ㄥ眬鍩虹閲嶇疆 */
.bluetti-nav *,
.ann-bar * {
    box-sizing: border-box !important;
}

.bluetti-nav,
.ann-bar {
    width: 100% !important;
    max-width: 100vw !important;
    overflow: hidden !important;
    transition: all 0.3s ease !important;
}

.ann-bar {
    overflow: hidden !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 99999 !important;
}

.bluetti-nav {
    overflow: visible !important;
    transition: all 0.3s ease, box-shadow 0.2s ease !important;
}

.nav-logo-img {
    transition: all 0.3s ease !important;
}

/* 涓诲唴瀹归《閮╬adding - 鑷€傚簲涓嶅悓澶撮儴楂樺害 */
.bluetti-home {
    padding-top: 114px !important; /* 50px鍏憡鏍?+ 64px瀵艰埅鏍?- 妗岄潰榛樿 */
}

/* ========== 妗岄潰绔嚜閫傚簲浼樺寲 (鈮?200px) ========== */
@media(min-width: 1200px) {
    /* 瀵艰埅鑿滃崟闂磋窛鑷€傚簲 */
    .nav-menu {
        gap: 32px !important;
        justify-content: flex-start !important;
        padding-left: 32px !important;
    }

    .nav-menu>.menu-item>a {
        font-size: 15px !important;
    }
}

/* ========== 骞虫澘妯睆鑷€傚簲浼樺寲 (1024px-1199px) ========== */
@media(min-width: 1024px) and (max-width: 1199px) {
    /* 瀵艰埅鑿滃崟闂磋窛璋冩暣 */
    .nav-menu {
        gap: 20px !important;
        padding-left: 20px !important;
    }

    .nav-menu>.menu-item>a {
        font-size: 14px !important;
        padding: 0 4px !important;
    }

    /* logo灏哄寰皟 */
    .nav-logo-img {
        max-width: 130px !important;
        height: 32px !important;
    }

    /* 鍏憡鏍忔枃瀛楀ぇ灏?*/
    .ann-bar {
        font-size: 13px !important;
    }
}

/* ========== 骞虫澘绔栧睆鑷€傚簲浼樺寲 (768px-1023px) ========== */
@media(min-width: 768px) and (max-width: 1023px) {
    /* 鍏憡鏍忛珮搴?*/
    .ann-bar {
        height: 46px !important;
        min-height: 46px !important;
        max-height: 46px !important;
        font-size: 12px !important;
    }

    /* 瀵艰埅鏍忛珮搴?*/
    .bluetti-nav {
        top: 46px !important;
    }

    body.nav-scrolled .bluetti-nav {
        top: 0 !important;
    }

    body.nav-scrolled .nav-menu {
        top: 60px !important;
    }

    .bluetti-nav .container {
        height: 60px !important;
    }

    /* 涓诲唴瀹筽adding璋冩暣 */
    .bluetti-home {
        padding-top: 106px !important; /* 46px + 60px */
    }

    /* logo灏哄 */
    .nav-logo-img {
        max-width: 120px !important;
        height: 30px !important;
    }

    /* 涓嬫媺鑿滃崟瀹氫綅 */
    .nav-menu {
        top: 106px !important;
        padding: 16px 20px !important;
    }

    /* 鎿嶄綔鎸夐挳灏哄 */
    .nav-actions {
        height: 60px !important;
        line-height: 60px !important;
    }

    .nav-action-btn {
        width: 34px !important;
        height: 34px !important;
    }

    .nav-action-icon {
        width: 20px !important;
        height: 20px !important;
    }
}

/* ========== 鎵嬫満鑷€傚簲浼樺寲 (480px-767px) ========== */
@media(min-width: 480px) and (max-width: 767px) {
    /* 鍏憡鏍忛珮搴?*/
    .ann-bar {
        height: 44px !important;
        min-height: 44px !important;
        max-height: 44px !important;
        font-size: 12px !important;
    }

    /* 瀵艰埅鏍忛珮搴?*/
    .bluetti-nav {
        top: 44px !important;
    }

    body.nav-scrolled .bluetti-nav {
        top: 0 !important;
    }

    body.nav-scrolled .nav-menu {
        top: 56px !important;
    }

    .bluetti-nav .container {
        height: 56px !important;
    }

    /* 涓诲唴瀹筽adding璋冩暣 */
    .bluetti-home {
        padding-top: 100px !important; /* 44px + 56px */
    }

    /* logo灏哄 */
    .nav-logo-img {
        max-width: 110px !important;
        height: 26px !important;
    }

    /* 涓嬫媺鑿滃崟瀹氫綅 */
    .nav-menu {
        top: 100px !important;
        padding: 16px !important;
    }

    /* 鎿嶄綔鎸夐挳灏哄 */
    .nav-actions {
        height: 56px !important;
        line-height: 56px !important;
        gap: 0 !important;
    }

    .nav-action-btn {
        width: 34px !important;
        height: 34px !important;
    }

    .nav-action-icon {
        width: 20px !important;
        height: 20px !important;
    }

    /* 鍏憡鏍忓€掕鏃堕殣钘?*/
    .ann-count {
        display: none !important;
    }
}

/* ========== 灏忓睆鎵嬫満鑷€傚簲浼樺寲 (鈮?79px) ========== */
@media(max-width: 479px) {
    /* 鍏憡鏍忛珮搴?*/
    .ann-bar {
        height: 42px !important;
        min-height: 42px !important;
        max-height: 42px !important;
        font-size: 11px !important;
    }

    /* 瀵艰埅鏍忛珮搴?*/
    .bluetti-nav {
        top: 42px !important;
    }

    body.nav-scrolled .bluetti-nav {
        top: 0 !important;
    }

    body.nav-scrolled .nav-menu {
        top: 52px !important;
    }

    .bluetti-nav .container {
        height: 52px !important;
    }

    /* 涓诲唴瀹筽adding璋冩暣 */
    .bluetti-home {
        padding-top: 94px !important; /* 42px + 52px */
    }

    /* logo灏哄 */
    .nav-logo-img {
        max-width: 95px !important;
        height: 22px !important;
    }

    /* 涓嬫媺鑿滃崟瀹氫綅 */
    .nav-menu {
        top: 94px !important;
        padding: 12px !important;
    }

    .nav-menu>.menu-item {
        height: 44px !important;
        line-height: 44px !important;
    }

    .nav-menu>.menu-item>a {
        font-size: 14px !important;
        padding: 0 10px !important;
        line-height: 44px !important;
    }

    /* 鎿嶄綔鎸夐挳灏哄 */
    .nav-actions {
        height: 52px !important;
        line-height: 52px !important;
        gap: 0 !important;
    }

    .nav-action-btn {
        width: 30px !important;
        height: 30px !important;
    }

    .nav-action-icon {
        width: 18px !important;
        height: 18px !important;
    }

    /* 鍏憡鏍忎紭鍖?*/
    .ann-bar .container {
        gap: 4px !important;
        justify-content: center !important;
    }

    .ann-link {
        font-size: 11px !important;
        padding: 4px 8px !important;
    }

    .ann-count {
        display: none !important;
    }
}

/* ========== 瓒呭皬灞忓箷鏋佺閫傞厤 (鈮?50px) ========== */
@media(max-width: 350px) {
    /* 鍏憡鏍忓彧鏄剧ず鏍稿績淇℃伅 */
    .ann-bar .container span:first-child {
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        max-width: 200px !important;
    }

    .ann-link {
        display: none !important;
    }
}

/* ========== Responsive Adjustments ========== */
@media(max-width: 1024px) {
    .nav-menu {
        display: none !important;
        position: absolute !important;
        top: 64px !important;
        left: 0 !important;
        right: 0 !important;
        background: #fff !important;
        flex-direction: column !important;
        gap: 0 !important;
        padding: 12px 16px !important;
        align-items: stretch !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.12) !important;
        z-index: 9999 !important;
        height: auto !important;
        line-height: 48px !important;
        font-size: 15px !important;
        width: 100vw !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .nav-menu.show {
        display: flex !important;
    }

    .nav-hamburger {
        display: inline-flex !important;
    }

    .nav-menu>.menu-item {
        height: 48px !important;
        line-height: 48px !important;
        width: 100% !important;
        margin: 2px 0 !important;
        box-sizing: border-box !important;
    }

    .nav-menu>.menu-item>a {
        width: 100% !important;
        padding: 0 12px !important;
        line-height: 48px !important;
        display: block !important;
        box-sizing: border-box !important;
        border-radius: 8px !important;
    }

    .nav-menu>.menu-item>a:hover,
    .nav-menu>.menu-item>a:active {
        background: #f5f5f7 !important;
        color: var(--b-btn) !important;
        border-radius: 8px !important;
    }

}

@media(max-width: 850px) {
    .ann-bar {
        font-size: 12px !important;
    }
    .ann-bar .container {
        gap: 8px !important;
        justify-content: flex-start !important;
    }
    .ann-count .cd-num {
        width: 20px !important;
        height: 20px !important;
        font-size: 10px !important;
        line-height: 20px !important;
    }
}

@media(max-width: 768px) {
    /* 鍏憡鏍忎紭鍖?*/
    .ann-bar {
        height: 44px !important;
        min-height: 44px !important;
        max-height: 44px !important;
        font-size: 11px !important;
    }

    .ann-count {
        display: none !important;
    }

    .ann-bar .container {
        gap: 6px !important;
        justify-content: center !important;
    }

    /* 瀵艰埅鏍忎紭鍖?*/
    .bluetti-nav {
        top: 44px !important;
        height: 56px !important;
        min-height: 56px !important;
        max-height: 56px !important;
    }

    .bluetti-nav .container {
        gap: 4px !important;
        height: 56px !important;
        min-height: 56px !important;
    }

    .nav-logo-img {
        height: 24px !important;
        max-width: 110px !important;
    }

    .nav-actions {
        height: 56px !important;
        line-height: 56px !important;
        gap: 0 !important;
    }

    .nav-action-btn {
        width: 32px !important;
        height: 32px !important;
    }

    .nav-action-icon {
        width: 20px !important;
        height: 20px !important;
    }

    .nav-hamburger {
        width: 32px !important;
        height: 32px !important;
    }

    /* 涓嬫媺瀵艰埅鑿滃崟 */
    .nav-menu {
        top: 100px !important; /* 44px鍏憡鏍?+ 56px瀵艰埅鏍?*/
        padding: 12px !important;
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        max-width: 100vw !important;
        z-index: 99999 !important;
    }

    .nav-menu>.menu-item {
        height: 44px !important;
        line-height: 44px !important;
        margin: 1px 0 !important;
    }

    .nav-menu>.menu-item>a {
        line-height: 44px !important;
        padding: 0 10px !important;
        font-size: 14px !important;
    }

    /* 椤甸潰鏁翠綋padding璋冩暣 */
    .bluetti-home {
        padding-top: 100px !important; /* 44px + 56px */
    }

/* Site-wide: hide default Astra header, offset content below fixed Bluetti header */
body.bluetti-site-body #masthead,
body.bluetti-site-body .site-header,
body.bluetti-site-body header.site-header {
    display: none !important;
}
body.bluetti-site-body #content.site-content {
    padding-top: 114px !important;
}
body.bluetti-site-body.admin-bar .ann-bar {
    top: 32px !important;
}
@media (max-width: 782px) {
    body.bluetti-site-body.admin-bar .ann-bar {
        top: 46px !important;
    }
}
body.bluetti-site-body.admin-bar .bluetti-nav {
    top: calc(50px + 32px) !important;
}
@media (max-width: 782px) {
    body.bluetti-site-body.admin-bar .bluetti-nav {
        top: calc(50px + 46px) !important;
    }
}
body.bluetti-site-body.admin-bar.nav-scrolled .bluetti-nav {
    top: 32px !important;
}
@media (max-width: 782px) {
    body.bluetti-site-body.admin-bar.nav-scrolled .bluetti-nav {
        top: 46px !important;
    }
}

/* Logo + mobile menu (shared across all pages) */
html body.bluetti-site-body .bluetti-nav a.nav-logo {
    flex-shrink: 0 !important;
    max-width: 45vw !important;
}
html body.bluetti-site-body .bluetti-nav a.nav-logo .nav-logo-inner {
    position: relative !important;
    width: 140px !important;
    max-width: 42vw !important;
    height: 36px !important;
    --nav-logo-item-h: 36px;
    overflow: hidden !important;
    flex-shrink: 0 !important;
}
html body.bluetti-site-body .bluetti-nav a.nav-logo .nav-logo-carousel {
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
    align-items: flex-start !important;
    gap: 0 !important;
    width: 100% !important;
    animation: logoScroll 12s ease-in-out infinite !important;
    will-change: transform;
}
html body.bluetti-site-body .bluetti-nav a.nav-logo .nav-logo-img {
    display: block !important;
    flex-shrink: 0 !important;
    height: 36px !important;
    width: auto !important;
    max-width: 140px !important;
    object-fit: contain !important;
}
@media (max-width: 1024px) {
    html body.bluetti-site-body.menu-open {
        overflow: hidden !important;
    }
    html body.bluetti-site-body.menu-open .bluetti-nav {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    html body.bluetti-site-body .bluetti-nav .container {
        position: relative !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled,
    html body.bluetti-site-body.menu-open .nav-menu.show {
        display: flex !important;
        flex-direction: column !important;
        flex-wrap: nowrap !important;
        align-items: stretch !important;
        justify-content: flex-start !important;
        gap: 4px !important;
        list-style: none !important;
        width: 100vw !important;
        max-width: 100vw !important;
        margin: 0 !important;
        padding: 12px 20px 24px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        background: #ffffff !important;
        z-index: 99999 !important;
        height: auto !important;
        max-height: none !important;
        line-height: normal !important;
        box-sizing: border-box !important;
    }
    html body.bluetti-site-body.menu-open .nav-menu.show,
    html body.bluetti-site-body.menu-open .nav-menu.nav-menu-portaled {
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        transform: none !important;
        top: var(--mobile-menu-top, 114px) !important;
        min-height: calc(100dvh - var(--mobile-menu-top, 114px)) !important;
        z-index: 99999 !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled > .menu-item,
    html body.bluetti-site-body.menu-open .nav-menu.show > .menu-item {
        display: block !important;
        width: 100% !important;
        height: auto !important;
        min-height: 48px !important;
        line-height: 1.4 !important;
        margin: 0 !important;
        padding: 0 !important;
        list-style: none !important;
        flex: none !important;
        position: static !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled > .menu-item > a,
    html body.bluetti-site-body.menu-open .nav-menu.show > .menu-item > a {
        display: block !important;
        width: 100% !important;
        box-sizing: border-box !important;
        line-height: 48px !important;
        padding: 0 12px !important;
        white-space: normal !important;
        text-decoration: none !important;
        color: var(--b-text, #1d1d1f) !important;
        font-size: 15px !important;
        font-weight: 500 !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled > .menu-item > a:hover,
    html body.bluetti-site-body.menu-open .nav-menu.show > .menu-item > a:hover {
        background: rgba(0, 0, 0, 0.04) !important;
        color: var(--b-btn, #0071e3) !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled > .menu-item.has-submenu > .nav-submenu,
    html body.bluetti-site-body.menu-open .nav-menu.show > .menu-item.has-submenu > .nav-submenu {
        display: block !important;
        position: static !important;
        min-width: 0 !important;
        margin: 0 0 8px !important;
        padding: 0 !important;
        border: none !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: transparent !important;
    }
    html body.bluetti-site-body .nav-menu.nav-menu-portaled > .menu-item.has-submenu > .nav-submenu > li > a,
    html body.bluetti-site-body.menu-open .nav-menu.show > .menu-item.has-submenu > .nav-submenu > li > a {
        padding: 0 12px 0 28px !important;
        line-height: 40px !important;
        font-size: 14px !important;
    }
}