/**
 * Support Page Styles
 * 
 * @package Milestrong
 * @since 2.0.0
 */

/* ========================================
   Hero Section
   ======================================== */

.support-hero {
    position: relative;
    width: 100vw;
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
    height: 603px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: 100% auto !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    background-color: #0a0e1a;
    overflow: hidden;
    margin-bottom: 0;
}

/* 遮罩层 - 已移除 */
.support-hero::before {
    display: none;
}

.support-hero .container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    box-sizing: border-box;
}

.support-hero-content {
    text-align: center;
    padding: 0;
}

.support-hero-title {
    font-size: 72px;
    font-weight: 700;
    letter-spacing: 2px;
    margin: 0 0 24px 0;
    text-transform: uppercase;
    color: #fff;
}

.support-faq-view-more-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 8px 22px 8px 30px;
    font-size: 20px;
    font-weight: 600;
    color: linear-gradient(145deg, #034597 33%, #037efa 69%);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: 0.3s;
    position: relative;
    color: #fff;
}

/* ========================================
   TAB Section
   ======================================== */

.support-tabs-section {
    padding: 0px 0 80px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.support-tabs-nav {
    list-style: none;
    padding: 0;
    margin: 0 0 50px 0;
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
}

.support-tabs-nav li {
    margin: 0;
}

.support-tab-button {
    position: relative;
    padding: 16px 48px;
    font-size: 30px;
    font-weight: 800;
    color: #ffffff;
    background: #5a6c7d;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    clip-path: polygon(0% 0%, 100% 0%, 85% 100%, 15% 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-width: 280px;
    text-decoration: none;
}

.support-tab-button::before {
    content: '';
    width: 24px;
    height: 24px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    display: inline-block;
    opacity: 0.5;
    filter: grayscale(100%) brightness(1.5);
    transition: all 0.3s ease;
}

/* 激活状态 - 移除遮罩效果 */
.support-tab-button.active::before {
    opacity: 1;
    filter: none;
}

/* Hover状态 - 减弱遮罩效果 */
.support-tab-button:hover::before {
    opacity: 0.75;
    filter: grayscale(50%) brightness(1.2);
}

/* Service标签图标 */
.support-tab-button[data-tab="service"]::before {
    background-image: url('../../images/icons/icons_Service_tab.png');
}

/* Downloads标签图标 */
.support-tab-button[data-tab="downloads"]::before {
    background-image: url('../../images/icons/icons_download_tab.png');
}

/* Videos标签图标 */
.support-tab-button[data-tab="videos"]::before {
    background-image: url('../../images/icons/icons_video_tab.png');
}

.support-tab-button:hover {
    background: #6b7c8d;
    transform: translateY(-2px);
}

.support-tab-button.active {
    background: linear-gradient(145deg, #03479a 33%, #037efa 69%);
    z-index: 2;
    transform: scale(1.05);
}

.support-tabs-content {
    min-height: 400px;
}

.support-tab-pane {
    display: none;
}

.support-tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Service Cards Section
   ======================================== */

.support-service-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 33px;
    margin-bottom: 60px;
    padding: 0 130px;
}

.support-service-card {
    background: transparent;
    border-radius: 0;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    margin-top: 50px;
}

.support-service-card:hover {
    transform: translateY(-5px);
}

.support-service-card-image {
    width: 100%;
    height: 430px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 20px;
}

.support-service-card-content {
    padding: 0;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.support-service-card-title {
    font-size: 35px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 16px 0;
    min-height: 60px;
    display: flex;
    align-items: center;
}
.support-service-card-subtitle{
    font-size: 40px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 16px 0;
    min-height: 60px;
    display: flex;
    align-items: center;
}
.support-service-card-description {
    font-weight: 600;
    font-size: 15px;
    color: #fff;
    line-height: 1.8;
    margin: 0 0 24px 0;
    flex: 1;
    min-height: 60px;
}

.support-service-card-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 5px 20px;
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
    align-self: flex-start;
    position: relative;
}

.support-service-card-button::after {
    content: '';
    width: 16px;
    height: 16px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M7 7h8.586L5.293 17.293l1.414 1.414L17 8.414V17h2V5H7v2z"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    transition: transform 0.3s ease;
}

.support-service-card-button:hover::after {
    transform: translate(3px, -3px);
}

.support-service-banner {
    width: 95vw;
    position: relative;
    left: 48%;
    transform: translateX(-50%);
    margin: 0 auto;
    border-radius: 12px;
    display: block;
}

/* ========================================
   Banner Overlay（文字覆盖在 Banner 图片上）
   ======================================== */

.support-service-banner-wrap {
    width: 95vw;
    position: relative;
    left: 48%;
    transform: translateX(-50%);
    margin: 0 auto 40px;
}

.support-service-banner-wrap .support-service-banner {
    width: 100%;
    left: 0;
    transform: none;
    border-radius: 12px;
    margin: 0;
    display: block;
}

/* 覆盖层：绝对定位铺满 Banner 图片 */
.support-banner-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
    pointer-events: none;
}

/* 内容约束容器：最大宽度 1435px，居中 */
.support-banner-overlay-inner {
    width: 100%;
    max-width: 1435px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0;
    gap: 0;
    box-sizing: border-box;
}

/* 左右两侧 — 垂直排列 */
.support-banner-overlay-side {
    display: flex;
    flex-direction: column;
    gap: 40px;
    flex: 1;
    pointer-events: auto;
}

.support-banner-overlay-left {
    align-items: flex-start;
    justify-content: center;
    margin-top: 0;
    transform: translateX(42px) translateY(-15px);
}

.support-banner-overlay-right {
    align-items: flex-end;
    justify-content: center;
    margin-top: 0;
    padding-right: 0;
    transform: translateX(42px);
}

/* 每组文字项 */
.support-banner-overlay-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    cursor: default;
    max-width: 500px;
}

.support-banner-overlay-left .support-banner-overlay-item {
    align-items: flex-start;
    text-align: left;
}

.support-banner-overlay-right .support-banner-overlay-item {
    align-items: flex-end;
    text-align: right;
}

.support-banner-overlay-item:hover .sbo-title {
    color: #017fff;
}

.sbo-title {
    font-size: 26px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
    transition: color 0.25s;
    text-shadow: 0 1px 4px rgba(0,0,0,0.6);
}

.sbo-desc {
    font-size: 20px;
    font-weight: 400;
    color: rgba(255,255,255,0.85);
    line-height: 1.6;
    transition: color 0.25s;
    text-shadow: 0 1px 3px rgba(0,0,0,0.6);
    width: 100%;
    word-break: break-word;
    white-space: normal;
}

/* 中间圆形 — 无背景特效，文字加粗放大居中 */
.support-banner-overlay-circle {
    flex-shrink: 0;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.4);
    background: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: default;
    transition: border-color 0.25s;
    padding: 12px;
    box-sizing: border-box;
    pointer-events: auto;
    margin-left: 82px;
    margin-top: -15px;
    align-self: center;
}

.support-banner-overlay-circle:hover {
    border-color: #017fff;
}

.support-banner-overlay-circle:hover .sbo-circle-line1,
.support-banner-overlay-circle:hover .sbo-circle-line2 {
    color: #017fff;
}

.sbo-circle-line1 {
    font-size: 45px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
    transition: color 0.25s;
    text-align: center;
    word-break: break-word;
    transform: translateY(-6px);
}

.sbo-circle-line2 {
    font-size: 45px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
    transition: color 0.25s;
    text-align: center;
    word-break: break-word;
    transform: translateY(-6px);
}


/* 左侧第一组文字单独上移 */
.support-banner-overlay-left .support-banner-overlay-item:first-child {
    transform: translateY(-10px);
}

/* 左侧第二组文字单独下移 */
.support-banner-overlay-left .support-banner-overlay-item:last-child {
    transform: translateY(15px);
}

/* 右侧第一组文字单独上移 */
.support-banner-overlay-right .support-banner-overlay-item:first-child {
    transform: translateY(-25px);   /* 调这个值：负数上移，正数下移 */
}


/* ========================================
   FAQ Section
   ======================================== */

.support-faq-section {
    max-width: 1440px;
    margin: 0 auto;
    /*padding: 0 140px;*/
}

.support-faq-title {
    font-size: 50px;
    font-weight: 700;
    color: #017fff;
    text-align: center;
    margin: 0 0 60px 0;
}

.support-faq-list {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
}

.support-faq-item {
    background: #0d1e32;
    border-radius: 0;
    margin-bottom: 45px;
    overflow: hidden;
    transition: background 0.3s ease;
}

.support-faq-item.active {
    background: #0d1e32;
}

.support-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0px 40px 0 29px;
    min-height: 40px;
    cursor: pointer;
    transition: background 0.3s ease;
    background: #0d1e32;
}

.support-faq-item.active .support-faq-question {
    background: #1a4a8a;
}

.support-faq-question:hover {
    background: #163d73;
}

.support-faq-question-text {
    display: flex;
    align-items: center;
    gap: 60px;
    font-size: 20px;
    font-weight: 500;
    color: #ffffff !important;
    flex: 1;
    min-height: 40px;
}

.support-faq-question-text span {
    display: flex;
    align-items: center;
}

.support-faq-icon-left {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* 激活状态 - 替换左侧图标 */
.support-faq-item.active .support-faq-icon-left {
    content: url('../../images/icons/icons_Service_tab_lefthonver.png');
}

.support-faq-icon-right {
    width: 20px;
    height: auto;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

/* 展开状态 - 替换为收起图标 */
.support-faq-item.active .support-faq-icon-right {
    content: url('../../images/icons/icons_Service_tab_shou.png');
    transform: none;
}

.support-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.support-faq-item.active .support-faq-answer {
    max-height: 500px;
}

.support-faq-answer-content {
    padding: 0 24px 20px 64px;
    font-size: 14px;
    color: #ffffff;
    line-height: 1.8;
    background-color: #0c131b;
}

.support-faq-view-more {
    text-align: center;
    margin-top: 40px;
}

.support-faq-view-more-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 5px 20px 5px 35px;
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.support-faq-view-more-button::after {
    content: '';
    width: 16px;
    height: 16px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="white"><path d="M7 7h8.586L5.293 17.293l1.414 1.414L17 8.414V17h2V5H7v2z"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    transition: transform 0.3s ease;
}

.support-faq-view-more-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(1, 127, 255, 0.4);
}

.support-faq-view-more-button:hover::after {
    transform: translate(3px, -3px);
}

/* ========================================
   Downloads Section
   ======================================== */

.support-downloads-section {
    padding: 20px 0;
}

.support-downloads-categories {
    display: flex;
    gap: 16px;
    margin-bottom: 70px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.support-downloads-category-button {
    padding: 10px 12px;
    background: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    color: #0f1419;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    width: 18%;
}

.support-downloads-category-button:hover {
    background: #017fff;
    border-color: #017fff;
    color: #ffffff;
}

.support-downloads-category-button.active {
    background: #017fff;
    border-color: #017fff;
    color: #ffffff;
}

.support-downloads-list {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
}

.support-downloads-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 3px 35px 3px 29px;
    background: #0d1e32;
    /* border-radius: 8px; */
    margin-bottom: 46px;
    transition: all 0.3s ease;
}

.support-downloads-item:hover {
    background: rgba(26, 35, 50, 0.8);
    transform: translateX(5px);
}

.support-downloads-item-info {
    display: flex;
    align-items: center;
    gap: 60px;
    flex: 1;
}

.support-downloads-icon-left {
    /* width: 32px; */
    /* height: 32px; */
    flex-shrink: 0;
}

.support-downloads-item-text {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.support-downloads-item-title {
    font-size: 19px;
    font-weight: 700;
    color: #ffffff;
    margin: 16px;
    flex: 1;
}

.support-downloads-item-category {
    font-size: 19px;
    font-weight: 700;
    color: #fff;
    margin: 0;
    flex-shrink: 0;
    min-width: 450px;
    text-align: left;
}

.support-downloads-icon-right {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.support-downloads-icon-right:hover {
    transform: scale(1.2);
}

.support-downloads-pagination {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-top: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 50px;
    padding: 4px 0;
}

.support-downloads-pagination::-webkit-scrollbar {
    display: none;
}

.support-downloads-pagination-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    background: #ffffff;
    color: #1a1a2e;
    border: none;
    border-radius: 50%;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
    flex-shrink: 0;
}

.support-downloads-pagination-button:hover {
    background: #017fff;
    color: #ffffff;
}

.support-downloads-pagination-button.active {
    background: #017fff;
    color: #ffffff;
}

.support-downloads-pagination-button.prev-btn,
.support-downloads-pagination-button.next-btn {
    background: #ffffff;
    color: #1a1a2e;
}

.support-downloads-pagination-button.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========================================
   Videos Section
   ======================================== */

.support-videos-section {
    padding: 20px 0;
}

.support-videos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.support-video-card {
    background: rgba(26, 35, 50, 0.5);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.support-video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(1, 127, 255, 0.3);
}


.support-video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.support-video-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.support-video-play-icon {
    width: 60px;
    height: 60px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.support-video-card:hover .support-video-play-icon {
    transform: scale(1.1);
}

.support-video-content {
    padding: 20px;
}

.support-video-title {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 8px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.support-video-description {
    font-size: 13px;
    color: #fff;
    line-height: 1.6;
    margin: 0 0 12px 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.support-video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.support-video-date {
    font-size: 12px;
    color: #7a8a9a;
}

.support-video-link {
    display: inline-block;
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #017fff 0%, #0066cc 100%);
    border-radius: 15px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.support-video-link:hover {
    transform: translateX(3px);
    box-shadow: 0 4px 12px rgba(1, 127, 255, 0.4);
}

.support-videos-pagination {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-top: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 50px;
    padding: 4px 0;
}

.support-videos-pagination::-webkit-scrollbar {
    display: none;
}

.support-videos-pagination-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    background: #ffffff;
    color: #1a1a2e;
    border: none;
    border-radius: 50%;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
    flex-shrink: 0;
}

.support-videos-pagination-button:hover {
    background: #017fff;
    color: #ffffff;
}

.support-videos-pagination-button.active {
    background: #017fff;
    color: #ffffff;
}

.support-videos-pagination-button.prev-btn,
.support-videos-pagination-button.next-btn {
    background: #ffffff;
    color: #1a1a2e;
}

.support-videos-pagination-button.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========================================
   Responsive Design
   ======================================== */

/* 平板端 (768px-1199px) */
@media (max-width: 1199px) {
    .support-hero-title {
        font-size: 56px;
    }
    
    .support-hero-subtitle {
        font-size: 18px;
        padding: 10px 28px;
    }
    
    .support-tab-button {
        padding: 14px 36px;
        font-size: 16px;
    }
    
    .support-service-cards {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .support-videos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    /* Banner 信息栏 — 平板 */
    .support-banner-overlay-inner {
        gap: 16px;
        padding: 0 30px;
    }
    .support-banner-overlay-left,
    .support-banner-overlay-right {
        transform: none !important;
    }
    .support-banner-overlay-left .support-banner-overlay-item:first-child,
    .support-banner-overlay-left .support-banner-overlay-item:last-child,
    .support-banner-overlay-right .support-banner-overlay-item:first-child {
        transform: none !important;
    }
    .support-banner-overlay-side {
        gap: 20px;
    }
    .support-banner-overlay-circle {
        width: 180px;
        height: 180px;
        margin-left: 44px;
        margin-top: 0;
        align-self: center;
    }
    .sbo-title { font-size: 18px; }
    .sbo-desc  { font-size: 14px; }
    .sbo-circle-line1,
    .sbo-circle-line2 {
        font-size: 30px;
        transform: translateY(-3px);
    }
    .support-banner-overlay-item { max-width: 260px; }
}

/* 移动端 (＜768px) */
@media (max-width: 768px) {
    .support-hero {
        height: 400px;
    }
    
    .support-hero-content {
        padding: 60px 20px;
    }
    
    .support-hero-title {
        font-size: 42px;
        letter-spacing: 1px;
    }
    
    .support-hero-subtitle {
        font-size: 16px;
        padding: 10px 24px;
    }
    
    .support-tabs-section {
        padding: 40px 0 60px;
    }
    
    .support-tabs-nav {
        overflow-x: auto;
        overflow-y: hidden;
        justify-content: flex-start;
        margin-bottom: 30px;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
    }
    
    .support-tabs-nav::-webkit-scrollbar {
        height: 4px;
    }
    
    .support-tabs-nav::-webkit-scrollbar-thumb {
        background: rgba(1, 127, 255, 0.5);
        border-radius: 2px;
    }
    
    .support-tab-button {
        padding: 12px 28px;
        font-size: 14px;
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .support-service-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .support-service-card-image {
        height: 180px;
    }
    
    .support-service-card-content {
        padding: 20px;
    }
    
    .support-faq-title {
        font-size: 28px;
    }
    
    .support-faq-question {
        padding: 16px 20px;
    }
    
    .support-faq-question-text {
        font-size: 14px;
        gap: 12px;
    }
    
    .support-faq-icon-left {
        width: 20px;
        height: 20px;
    }
    
    .support-faq-answer-content {
        padding: 0 20px 16px 52px;
        font-size: 13px;
    }
    
    .support-downloads-categories {
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
    }
    
    .support-downloads-category-button {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .support-downloads-item {
        padding: 16px 20px;
    }
    
    .support-downloads-item-info {
        gap: 12px;
    }
    
    .support-downloads-icon-left {
        width: 28px;
        height: 28px;
    }
    
    .support-downloads-item-title {
        font-size: 14px;
    }
    
    .support-downloads-item-category {
        font-size: 12px;
    }
    
    .support-downloads-pagination {
        margin-top: 40px;
    }
    
    .support-downloads-pagination-button {
        width: 30px;
        height: 30px;
        font-size: 13px;
    }
    
    .support-videos-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .support-video-content {
        padding: 16px;
    }
    
    .support-video-title {
        font-size: 15px;
    }
    
    .support-video-description {
        font-size: 12px;
    }
    
    .support-videos-pagination {
        margin-top: 40px;
    }
    
    .support-videos-pagination-button {
        width: 30px;
        height: 30px;
        font-size: 13px;
    }

    /* Banner 信息栏 — 手机端竖向堆叠 */
    .support-service-banner-wrap .support-service-banner {
        display: none;
    }
    .support-service-banner-wrap {
        background: #000000;
        border-radius: 16px;
        overflow: hidden;
    }
    .support-banner-overlay {
        position: relative;
        top: auto; left: auto; right: auto; bottom: auto;
        display: block;
        padding: 24px 16px;
        background: transparent;
    }
    .support-banner-overlay-inner {
        flex-direction: column;
        align-items: center;
        gap: 16px;
        padding: 0;
    }
    .support-banner-overlay-left,
    .support-banner-overlay-right {
        transform: none !important;
        width: 100%;
        align-items: center;
        justify-content: center;
    }
    .support-banner-overlay-left .support-banner-overlay-item:first-child,
    .support-banner-overlay-left .support-banner-overlay-item:last-child,
    .support-banner-overlay-right .support-banner-overlay-item:first-child {
        transform: none !important;
    }
    .support-banner-overlay-side {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 14px;
        justify-content: center;
    }
    .support-banner-overlay-item {
        max-width: 46%;
        text-align: center;
        align-items: center;
    }
    .support-banner-overlay-left .support-banner-overlay-item,
    .support-banner-overlay-right .support-banner-overlay-item {
        align-items: center;
        text-align: center;
    }
    .support-banner-overlay-circle {
        width: 130px;
        height: 130px;
        margin-left: 0;
        margin-top: 0;
        align-self: center;
        order: -1;
    }
    .sbo-title { font-size: 16px; }
    .sbo-desc  { font-size: 13px; }
    .sbo-circle-line1,
    .sbo-circle-line2 {
        font-size: 24px;
        transform: translateY(-3px);
    }
}

@media (max-width: 480px) {
    .support-hero {
        height: 350px;
    }
    
    .support-hero-content {
        padding: 40px 15px;
    }
    
    .support-hero-title {
        font-size: 32px;
        margin-bottom: 16px;
    }
    
    .support-hero-subtitle {
        font-size: 14px;
        padding: 8px 20px;
    }
    
    .support-tabs-section {
        padding: 30px 0 50px;
    }
    
    .support-tab-button {
        padding: 10px 24px;
        font-size: 13px;
    }
    
    .support-service-card-image {
        height: 160px;
    }
    
    .support-faq-title {
        font-size: 24px;
    }
    
    .support-faq-question-text {
        font-size: 13px;
    }
    
    .support-downloads-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .support-downloads-icon-right {
        align-self: flex-end;
    }

    /* Banner 信息栏 — 小屏单列 */
    .support-banner-overlay-side {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    .support-banner-overlay-item {
        max-width: 100%;
    }
    .support-banner-overlay-circle {
        width: 110px;
        height: 110px;
    }
    .sbo-title { font-size: 15px; }
    .sbo-desc  { font-size: 12px; }
    .sbo-circle-line1,
    .sbo-circle-line2 {
        font-size: 22px;
        transform: translateY(-2px);
    }
}

/* ============================================
   Support Videos Specific Styles
   ============================================ */

/* 视频封面容器 */
.support-video-thumbnail-wrapper {
    position: relative;
    display: block;
    width: calc(100% - 24px);
    margin: 8px 12px 0 12px;
    padding-bottom: 56.25%;
    overflow: hidden;
    border-radius: 12px;
    background: #1a1a2e;
}

.support-video-thumbnail {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 视频信息区域 */
.support-video-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 200px;
}

.support-video-title {
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    line-height: 1.4;
    margin: 0;
    overflow: hidden;   /* 只保留这个：超出隐藏 */
    min-height: 56px;
    white-space: normal;
    word-wrap: break-word;
    word-break: break-all;

    /* 👇 把下面这些全部删掉 👇 */
    /* display: -webkit-box; */
    /* -webkit-line-clamp: 2; */
    /* -webkit-box-orient: vertical; */
    /* text-overflow: ellipsis; */
}

.support-video-description {
    font-size: 15px;
    color: #fff;
    line-height: 1.6;
    margin: 0;
    overflow: hidden; /* 只保留这个，超出直接隐藏 */
    min-height: 48px;
    word-wrap: break-word;
    height: calc(1.6em * 2); /* 2 行高度 */
    white-space: normal; /* 允许换行 */
}

.support-video-ellipsis {
    font-size: 16px;
    color: #666;
    line-height: 1;
    margin: 0;
    padding: 0;
}

.support-video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: #666;
    margin-top: auto;
}

.support-video-date {
    color: #fff;
    font-size: 14px;
}

/* View Detail按钮 - 带斜箭头 */
.support-video-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(145deg, #03479a 33%, #037efa 69%);
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.support-video-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1, 126, 253, 0.3);
}

/* 斜箭头图标 */
.support-video-arrow {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
}

.support-video-link:hover .support-video-arrow {
    transform: translate(2px, -2px);
}


/* ============================================
   Video Modal Styles
   ============================================ */

.support-video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
}

.support-video-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.support-video-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    max-width: 900px;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.support-video-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 28px;
    line-height: 1;
    transition: all 0.3s ease;
    z-index: 100000;
}

.support-video-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.support-video-iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: none;
    display: block;
}

/* 响应式 */
@media screen and (max-width: 1024px) {
    .support-video-modal-content {
        width: 80%;
    }
}

@media screen and (max-width: 768px) {
    .support-video-modal-content {
        width: 90%;
    }
    
    .support-video-modal-close {
        top: -45px;
        width: 36px;
        height: 36px;
        font-size: 24px;
    }
}

@media screen and (max-width: 480px) {
    .support-video-modal-content {
        width: 95%;
    }
    
    .support-video-modal-close {
        top: 10px;
        right: 10px;
        background: rgba(0, 0, 0, 0.7);
    }
}