/* ========== 全局基础样式与 CSS 变量声明 ========== */
:root {
    --brand-blue: #006BF5;
    --brand-blue-hover: #0056c7;
    --brand-blue-light: #e6f0ff;
    --brand-blue-border: #b3d4ff;
    --brand-blue-shadow: rgba(0, 107, 245, 0.35);
}
html, body {
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    overflow-x: hidden !important;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif !important;
}
body {
    background: #f5f7fa;
    color: #333;
    line-height: 1.6;
    padding-bottom: 80px;
}
h1, h2, h3, h4, h5, h6 {
    color: #333;
    font-weight: bold;
    line-height: 1.3;
}
.section-main-title {
    font-size: 28px;
    color: #333;
    margin-bottom: 15px;
    text-align: center;
    font-weight: bold;
}
.section-sub-title {
    font-size: 15px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
    text-align: center;
    line-height: 1.6;
}
p {
    color: #666;
    font-size: 15px;
    line-height: 1.6;
}
a {
    color: var(--brand-blue);
    text-decoration: none;
    transition: all 0.3s;
}
a:hover {
    color: var(--brand-blue-hover);
}
/* 全站统一标准内容容器 */
.global-container {
    max-width: 1200px !important;
    width: 94% !important;
    margin: 0 auto !important;
}
.text-center {
    text-align: center !important;
}
.blue-line {
    display: block;
    width: 60px;
    height: 4px;
    background: var(--brand-blue);
    margin: 0 auto;
    border-radius: 2px;
}
/* ========== 1. Banner 背景与容器【修复：100vw改为100%消除横向滚动】 ========== */
.hero-banner {
    background: 
        radial-gradient(ellipse 70% 80% at 50% 50%, rgba(0, 15, 40, 0.75) 0%, rgba(0, 10, 30, 0.88) 100%),
        url('/static/image/bgroud2.webp') center/cover no-repeat !important;
    min-height: 100vh !important;
    width: 100% !important;
    display: flex !important;
    align-items: flex-start !important; /* 改为靠顶部排列，不再垂直居中 */
    justify-content: center !important; /* 水平居中保持不变 */
    overflow: hidden !important;
    padding-top: 10vh !important; /* 控制距离顶部高度，8vh可以微调：越小越靠上 */
    padding-bottom: 10vh !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    position: relative !important;
}
/* 核心：首屏卡片盒子，文案+二维码全部居中 */
.hero-wrap {
    max-width: 780px !important;
    width: 92% !important;
    margin: 0 auto !important;
    float: none !important;
    position: relative !important;
    left: auto !important;
    right: auto !important;
    text-align: center !important;
    padding: 42px 32px !important;
    background: rgba(255, 255, 255, 0.05) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 20px !important;
    box-sizing: border-box !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 5 !important;
}
/* ========== 2. 文案高对比度清晰化 ========== */
/* 顶部分类 Badge 标签 */
.seo-badge {
    display: inline-block !important;
    padding: 4px 16px !important;
    background: var(--brand-blue) !important;
    color: #FFFFFF !important;
    border-radius: 20px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    margin-bottom: 16px !important;
    letter-spacing: 0.5px !important;
    box-shadow: 0 2px 10px var(--brand-blue-shadow) !important;
}
/* 主标题 H1（纯白 + 阴影，解决看不清问题） */
.hero-wrap h1 {
    color: #FFFFFF !important;
    font-weight: 800 !important;
    margin: 0 0 16px 0 !important;
    line-height: 1.3 !important;
    font-size: clamp(26px, 4vw, 42px) !important;
    text-align: center !important;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6) !important;
}
/* 主描述文案（亮白） */
.hero-desc-main {
    color: #F8FAFC !important;
    margin: 0 0 12px 0 !important;
    font-size: clamp(16px, 2vw, 20px) !important;
    font-weight: 600 !important;
    line-height: 1.5 !important;
    text-align: center !important;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) !important;
}
/* 副描述文案（天蓝浅灰） */
.hero-desc-sub {
    color: #CBD5E1 !important;
    margin: 0 0 28px 0 !important;
    font-size: clamp(14px, 1.5vw, 16px) !important;
    line-height: 1.5 !important;
    text-align: center !important;
}
/* 二维码容器 */
.hero-qrcode {
    width: 160px !important;
    max-width: 180px !important;
    margin: 0 auto 12px auto !important;
    background: #FFFFFF !important;
    padding: 10px !important;
    border-radius: 12px !important;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4) !important;
}
.hero-qrcode img {
    display: block !important;
    width: 100% !important;
    height: auto !important;
}
/* 扫码提示文字 */
.hero-qrcode-tip {
    color: #E2E8F0 !important;
    font-size: 14px !important;
    margin: 0 0 28px 0 !important;
    text-align: center !important;
}
/* 主下载按钮 */
.hero-btn {
    display: inline-block !important;
    font-weight: bold !important;
    padding: 15px 48px !important;
    border-radius: 30px !important;
    text-decoration: none !important;
    font-size: 17px !important;
    background: var(--brand-blue) !important;
    color: #FFFFFF !important;
    box-shadow: 0 6px 20px var(--brand-blue-shadow) !important;
    transition: all 0.3s ease !important;
    border: none !important;
}
.hero-btn:hover {
    background: var(--brand-blue-hover) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 10px 25px var(--brand-blue-shadow) !important;
}
/* 移动端适配 */
@media (max-width: 768px) {
   .hero-banner {
        min-height: auto !important; /* 取消强制100vh全屏高度 */
        height: auto !important;
        padding-top: 10vh !important;
        padding-bottom: 60px !important; /* 缩小底部留白，按需调小：30px /20px */
    }
    .hero-wrap {
        padding: 28px 18px !important;
        width: 95% !important;
    }
    .hero-btn {
        width: 100% !important;
        padding: 14px 0 !important;
    }
}
/* ========== #app about-platform 板块【已清除红色背景】 ========== */
.about-platform {
    background: #fff;
    padding: 70px 0;
    overflow: hidden;
}
.about-flex-wrap {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    justify-content: center;
}
.about-img-box {
    flex: 1 1 400px;
    max-width: 480px;
    min-width: 280px;
}
.about-img-box img {
    width: 100%;
    max-width: 440px;
    height: auto;
    object-fit: contain;
}
.about-text-box {
    flex: 1;
    min-width: 300px;
}
.about-text-box h4 {
    font-size: 26px;
    color: #0F172A;
    font-weight: 700;
    margin: 20px 0 18px;
    line-height: 1.3;
}
.app-download-buttons {
    display: flex;
    gap: 16px;
    margin-top: 20px;
    flex-wrap: wrap;
}
.download-btn-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--brand-blue);
    color: #fff !important;
    padding: 14px 22px;
    border-radius: 8px;
    text-decoration: none;
    transition: 0.3s;
    font-weight: 500;
}
.download-btn-item:hover {
    background: var(--brand-blue-hover);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--brand-blue-shadow);
}
.download-btn-item img {
    width: 24px;
    height: 24px;
}
.about-check-list {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
}
.about-check-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
    font-size: 16px;
    color: #333;
    line-height: 1.6;
}
.about-check-icon {
    color: var(--brand-blue);
    font-weight: bold;
    margin-right: 10px;
    margin-top: 2px;
    font-size: 18px;
}
.about-data-row {
    display: flex;
    gap: clamp(12px, 2vw, 40px);
    text-align: center;
    justify-content: flex-start;
    flex-wrap: wrap;
    margin: 32px 0;
}
.about-data-item {
    flex: 1;
    min-width: 130px;
}
.about-data-num {
    font-size: clamp(22px, 4vw, 32px);
    font-weight: 700;
    color: var(--brand-blue);
}
.about-data-desc {
    color: #666;
    font-size: clamp(13px, 1.2vw, 15px);
    line-height: 1.5;
}
@media (max-width: 768px) {
    .about-flex-wrap {
        gap: 36px;
        flex-direction: column;
        align-items: center;
    }
    .about-img-box {
        flex: unset;
        width: 100%;
        max-width: 100%;
    }
    .about-text-box {
        flex: unset;
        width: 100%;
        max-width: 420px;
    }
    .about-data-row {
        justify-content: center;
    }
    .app-download-buttons {
        flex-direction: column;
    }
}
/* ========== APP核心能力 features-section ========== */
.features-section {
    background: #ffffff;
    padding: 70px 0;
}
.features-section .container {
    max-width: 1200px;
    width: 94%;
    margin: 0 auto;
}
.features-section .title-h1 {
    text-align: center;
    font-size: 32px;
    color: #0F172A;
    font-weight: 700;
    margin: 0 0 10px;
}
.features-section .subtitle {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    color: #666;
    font-size: 15px;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--brand-blue-light);
    padding: 28px 20px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--brand-blue-border);
    transition: all 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--brand-blue-shadow);
    border-color: var(--brand-blue);
}
.feature-icon {
    font-size: 36px;
    color: var(--brand-blue);
    margin-bottom: 16px;
}
.feature-card .title-h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: #0F172A;
}
.feature-card .text-sm {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}
@media (max-width: 991px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 576px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}
/* ========== 产品板块 custom-product-container ========== */
.custom-product-section {
    margin: 0 0 30px !important;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 107, 245, 0.06);
    padding: 40px 0;
}
.custom-product-title {
    margin-bottom: 30px;
    text-align: center !important;
}
.custom-section-main-title {
    font-size: 32px !important;
    color: #0F172A;
    font-weight: bold;
    margin: 0 0 10px 0;
    display: inline-block;
}
.custom-section-sub-title {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
    margin: 12px auto 0 !important;
    max-width: 800px;
    display: block;
    text-align: center !important;
}
.custom-product-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px !important;
    gap: 20px !important;
}
.custom-product-col {
    flex: 0 0 calc(25% - 20px) !important;
    max-width: calc(25% - 20px) !important;
    width: calc(25% - 20px) !important;
    padding: 0 10px !important;
    box-sizing: border-box !important;
}
.custom-product-item {
    background: var(--brand-blue-light);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--brand-blue-border);
    transition: all 0.3s;
    height: 100% !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.custom-product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px var(--brand-blue-shadow);
    border-color: var(--brand-blue);
}
.custom-product-item i {
    color: var(--brand-blue);
    font-size: 36px;
    margin-bottom: 18px;
    display: inline-block;
    font-family: 'FontAwesome' !important;
    font-style: normal !important;
}
.custom-product-item h4 {
    color: #333;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: bold;
}
.custom-product-item p {
    color: #666;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}
@media (max-width: 768px) {
    .custom-product-row {
        gap: 15px !important;
    }
    .custom-product-col {
        flex: 0 0 calc(50% - 15px) !important;
        max-width: calc(50% - 15px) !important;
        width: calc(50% - 15px) !important;
        padding: 0 8px !important;
    }
    .custom-product-item {
        padding: 20px 15px !important;
    }
    .custom-product-item i {
        font-size: 30px !important;
    }
    .custom-product-item h4 {
        font-size: 16px !important;
    }
    .custom-product-item p {
        font-size: 13px !important;
    }
}
@media (max-width: 480px) {
    .custom-product-row {
        gap: 10px !important;
    }
    .custom-product-col {
        flex: 0 0 calc(50% - 10px) !important;
        max-width: calc(50% - 10px) !important;
        width: calc(50% - 10px) !important;
        padding: 0 6px !important;
    }
    .custom-product-item {
        padding: 18px 10px !important;
    }
    .custom-section-main-title {
        font-size: 20px;
    }
    .custom-section-sub-title {
        font-size: 14px;
    }
}
/* ========== 广告横幅 metp_video_area ========== */
.metp_video_area {
    background: linear-gradient(rgba(0, 25, 65, 0.8), rgba(0, 25, 65, 0.8)), url('/static/image/videoeet.png') no-repeat center center;
    background-size: cover !important;
    padding: 70px 0;
    margin: 40px 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    width: 100% !important;
    margin-left: calc(-50vw + 50%) !important;
    overflow: hidden;
    position: relative !important;
    border: none !important;
    line-height: normal !important;
}
.metp_video_area .container {
    max-width: 1200px !important;
    width: 94%;
    margin: 0 auto !important;
    position: relative !important;
    z-index: 1 !important;
    text-align: center !important;
}
.video-item h1 {
    color: #fff !important;
    font-size: clamp(28px, 4vw, 38px) !important;
    margin-bottom: 12px !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3) !important;
    text-align: center !important;
}
.video-item h3 {
    color: #e6f0ff !important;
    font-size: clamp(16px, 2vw, 20px) !important;
    margin: 0 !important;
    line-height: 1.6 !important;
    text-shadow: 0 1px 3px rgba(0,0,0,0.2) !important;
    text-align: center !important;
    max-width: 800px !important;
    margin-left: auto !important;
    margin-right: auto !important;
}
.witr_btn_sinner {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 24px;
}
.witr_btn {
    padding: 16px 42px !important;
    border-radius: 99px !important;
    font-size: 17px !important;
    font-weight: bold !important;
    text-decoration: none;
    border: none !important;
    outline: none !important;
    background: #ffffff !important;
    color: var(--brand-blue) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease !important;
}
.witr_btn.active {
    background: var(--brand-blue) !important;
    color: #ffffff !important;
}
.witr_btn:hover {
    background: var(--brand-blue-light) !important;
    color: var(--brand-blue) !important;
    transform: translateY(-2px);
}
@media (max-width: 768px) {
    .witr_btn_sinner {
        gap: 14px !important;
    }
    .witr_btn {
        width: 100%;
        max-width: 260px;
    }
}
/* ========== 门槛优势 cost-advantage ========== */
.cost-advantage {
    padding: 80px 15px;
    background: #ffffff;
}
.cost-advantage-title {
    font-size: 36px;
    color: #0F172A;
    text-align: center;
    margin: 0 0 12px;
    font-weight: 700;
    line-height: 1.3;
}
.cost-advantage-sub {
    font-size: 15px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
    text-align: center;
    line-height: 1.6;
}
.cost-advantage-list {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    max-width: 1040px;
    margin: 0 auto;
}
.cost-item {
    padding: 32px 16px;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    text-align: center;
    flex: 0 0 calc(25% - 15px);
    transition: all 0.3s ease;
    background: #fff;
}
.cost-item:hover {
    border-color: var(--brand-blue);
    box-shadow: 0 6px 18px var(--brand-blue-shadow);
}
.cost-value {
    font-size: 40px;
    font-weight: bold;
    color: var(--brand-blue);
    margin-bottom: 8px;
}
.cost-desc {
    color: #334155;
    font-size: 16px;
}
@media (max-width: 768px) {
    .cost-advantage-title {
        font-size: 24px !important;
        line-height: 1.4 !important;
    }
    .cost-item .cost-value {
        font-size: 24px;
    }
    .cost-advantage-list {
        gap: 15px;
    }
    .cost-item {
        flex: 0 0 calc(50% - 8px);
    }
}
/* ========== 平台推荐板块 broker-list【新增】 ========== */
.broker-section{
    background:#fff;
    padding:70px 0;
}
.broker-title{
    text-align:center;
    margin-bottom:40px;
}
.broker-title h2{
    font-size:32px;
    color:#0F172A;
    margin-bottom:12px;
}
.broker-title p{
    max-width:800px;
    margin:0 auto;
    color:#666;
}
.broker-list{
    display:flex;
    flex-wrap:wrap;
    gap:24px;
    max-width:1200px;
    width:94%;
    margin:0 auto;
}
.broker-item{
    flex:1 1 260px;
    background:#fff;
    border:1px solid var(--brand-blue-border);
    border-radius:12px;
    padding:24px;
    transition:0.3s;
}
.broker-item:hover{
    transform:translateY(-4px);
    box-shadow:0 8px 20px var(--brand-blue-shadow);
    border-color:var(--brand-blue);
}
.broker-logo img{
    width:100px;
    height:auto;
    margin-bottom:12px;
}
.broker-item h3{
    font-size:20px;
    margin-bottom:8px;
    color:#0F172A;
}
.badge{
    display:inline-block;
    padding:3px 10px;
    border-radius:20px;
    font-size:12px;
    background:var(--brand-blue-light);
    color:var(--brand-blue);
}
.broker-score{
    font-size:22px;
    font-weight:bold;
    color:var(--brand-blue);
    margin:8px 0;
}
.broker-suit{
    margin:12px 0;
    color:#555;
    font-size:14px;
    line-height:1.6;
}
.broker-btn{
    display:inline-block;
    padding:10px 24px;
    background:var(--brand-blue);
    color:#fff;
    border-radius:8px;
    margin-top:10px;
    font-weight:600;
}
.broker-btn:hover{
    background:var(--brand-blue-hover);
    color:#fff;
}
/* ========== FAQ板块 ========== */
.app-page-faq {
    padding: 60px 0;
    background: var(--brand-blue-light);
    margin-top: 40px;
}
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}
.app-faq-item {
    background-color: #fff;
    margin-bottom: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 107, 245, 0.05);
    overflow: hidden;
    padding: 16px 24px;
    border: 1px solid var(--brand-blue-border);
}
.app-faq-question {
    font-size: 18px;
    font-weight: 600;
    color: #0F172A;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0;
}
.app-faq-question::after {
    content: "+";
    font-size: 20px;
    color: var(--brand-blue);
    transition: all 0.3s ease;
    margin-left: 10px;
    font-weight: bold;
}
.app-faq-answer {
    color: #555;
    line-height: 1.7;
    font-size: 15px;
    display: none;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed #e2e8f0;
}
.app-faq-item.active .app-faq-question::after {
    content: "-";
}
.app-faq-item.active .app-faq-answer {
    display: block;
}
@media (max-width: 768px) {
    .app-faq-item {
        padding: 16px !important;
    }
    .app-faq-question {
        font-size: 16px !important;
    }
}
/* ========== 新闻资讯 solarsun_outer_wrap ========== */
.solarsun_outer_wrap {
    padding: 60px 0;
    background: #fff;
    margin: 0 0 30px 0 !important;
}
.solarsun_outer_wrap .global-container {
    text-align: center !important;
}
.solarsun_outer_wrap .row {
    margin-left: auto !important;
    margin-right: auto !important;
}
.blog_active {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 20px !important;
    margin: 0 -10px !important;
    overflow: visible !important;
    justify-content: center !important;
}
.blog_active > div {
    flex: 1 0 calc(25% - 20px) !important;
    min-width: 250px !important;
    padding: 0 10px !important;
    margin-bottom: 20px !important;
    max-width: 270px !important;
}
.busi_singleBlog {
    background: var(--brand-blue-light);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s;
    height: 100% !important;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--brand-blue-border);
}
.busi_singleBlog:hover {
    box-shadow: 0 6px 18px var(--brand-blue-shadow);
}
.witr_sb_thumb img {
    width: 100% !important;
    height: 180px !important;
    object-fit: cover !important;
}
.all_blog_color {
    padding: 20px !important;
    flex: 1;
}
.witr_blog_con h2 a {
    color: #333 !important;
    font-size: 16px !important;
    font-weight: bold !important;
    line-height: 1.4 !important;
}
.witr_blog_con h2 a:hover {
    color: var(--brand-blue) !important;
}
.witr_blog_con p {
    color: #666 !important;
    font-size: 14px !important;
    margin: 10px 0 !important;
    line-height: 1.5 !important;
}
.witr_blog_border {
    border-bottom: 1px solid var(--brand-blue-border) !important;
    margin: 10px 0 !important;
}
.witr_blog_con span {
    color: #999 !important;
    font-size: 12px !important;
}
@media (max-width: 768px) {
    .blog_active > div {
        flex: 1 0 calc(50% - 20px) !important;
        min-width: 240px !important;
    }
    .witr_sb_thumb img {
        height: 150px !important;
    }
}
@media (max-width: 480px) {
    .blog_active > div {
        flex: 1 0 100% !important;
        min-width: unset !important;
    }
    .witr_sb_thumb img {
        height: 140px !important;
    }
}
.solarsun_blog_area {
    padding: 0;
    background: transparent;
    margin: 0 !important;
    border-radius: 0;
    box-shadow: none;
}
.blog-sub-title {
    font-size: 15px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
    text-align: center;
    line-height: 1.6;
}
.news-more-btn {
    display: inline-block;
    font-size: 16px;
    color: var(--brand-blue) !important;
    text-decoration: none;
    padding: 10px 25px;
    border: 1px solid var(--brand-blue);
    border-radius: 6px;
    transition: all 0.3s ease;
    margin-top: 30px;
}
.news-more-btn:hover {
    background: var(--brand-blue);
    color: #fff !important;
}
/* ========== 导航、底部 ========== */
.header {
    background: var(--brand-blue);
    padding: 15px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 9999;
    margin-bottom: 0 !important;
    border-bottom: none !important;
    width: 100% !important;
}
.header .logo {
    display: inline-block;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    text-decoration: none;
}
.header .nav {
    float: right;
    margin-top: 5px;
}
.header .nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 30px;
    font-size: 16px;
}
.header .nav a:hover {
    color: var(--brand-blue-light);
}
.nav-download-btn {
    padding: 6px 20px !important;
    font-size: 14px !important;
    margin-left: 20px !important;
    background: #ffffff !important;
    color: var(--brand-blue) !important;
    border-radius: 4px !important;
    font-weight: bold !important;
}
.nav-download-btn:hover {
    background: var(--brand-blue-light) !important;
    color: var(--brand-blue-hover) !important;
}
footer {
    background-color: #0F172A !important;
    color: #fff;
    padding: 40px 0;
    margin-top: 50px;
    border-top: none !important;
    width: 100% !important;
    min-width: 100% !important;
    box-sizing: border-box !important;
    padding-bottom: 110px !important;
}
.footer-container-fix {
    max-width: 1200px !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    background-color: #0F172A !important;
    border: 0 !important;
    box-sizing: border-box !important;
}
.footer-top {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #273449;
    gap: 30px;
}
.footer-left {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-shrink: 0;
}
.footer-logo img {
    height: 50px;
    width: auto;
}
.footer-qrcode-group {
    display: flex;
    gap: 20px;
    align-items: center;
}
.footer-qrcode {
    text-align: center;
}
.footer-qrcode p {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    margin: 0 0 8px 0;
}
.footer-qrcode img {
    width: 80px;
    height: 80px;
    border: 2px solid #273449;
    border-radius: 6px;
}
.footer-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
}
.footer-nav ul li a {
    color: #E2E8F0;
    text-decoration: none;
    font-size: 15px;
}
.footer-nav a:hover {
    color: var(--brand-blue-border) !important;
    text-decoration: underline !important;
}
.footer-text-center {
    text-align: center;
}
.testimonial {
    color: #fff;
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: 500;
    line-height: 1.6;
}
.footer-text-center p {
    color: #E2E8F0;
    font-size: 14px;
    line-height: 1.8;
    margin: 8px 0;
}
.copyright {
    color: #94A3B8;
    font-size: 13px;
    margin-top: 15px;
    font-weight: 400;
}
footer * {
    border-color: #273449 !important;
    box-shadow: none !important;
}
@media (max-width: 768px) {
    footer {
        padding: 30px 0 100px !important;
        margin-top: 30px;
        width: 100% !important;
    }
    .footer-top {
        flex-direction: column;
        text-align: center;
        border-bottom: 1px solid #273449 !important;
    }
    .footer-left {
        flex-direction: column;
        gap: 15px !important;
        margin: 0 auto 20px !important;
    }
    .footer-logo img {
        height: 45px !important;
    }
    .footer-qrcode-group {
        flex-direction: column;
        gap: 15px !important;
    }
    .footer-qrcode img {
        width: 75px !important;
        height: 75px !important;
    }
    .footer-nav ul {
        justify-content: center !important;
        gap: 12px !important;
        font-size: 14px !important;
    }
}
/* ========== 底部悬浮居中按钮 ========== */
.fixed-website-btn {
    position: fixed;
    bottom: 12px;
    left: 0;
    width: 100%;
    z-index: 9999;
    padding: 0 20px;
    box-sizing: border-box;
    pointer-events: none;
}
.fixed-website-btn a {
    display: block;
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
    background: #ffffff;
    border-radius: 50px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15), 0 0 15px var(--brand-blue-shadow);
    padding: 12px 18px;
    text-decoration: none;
    pointer-events: auto;
    transition: all 0.25s ease;
    border: 1px solid var(--brand-blue-border);
}
.fixed-btn-inner {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px;
}
.fixed-btn-left {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 8px;
    white-space: nowrap;
}
.fixed-btn-logo {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
    background: transparent;
    padding: 0;
    flex-shrink: 0;
}
.fixed-btn-text {
    font-size: 18px;
    font-weight: 600;
    color: #0F172A;
    white-space: nowrap;
}
.fixed-btn-action {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #006BF5 0%, #0056c7 100%);
    padding: 10px 22px;
    border-radius: 30px;
    white-space: nowrap;
    flex-shrink: 0;
}
.fixed-btn-action-text {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
}
.fixed-btn-arrow {
    font-size: 18px;
    color: #fff;
}
.fixed-website-btn a:hover .fixed-btn-action {
    background: linear-gradient(135deg, #0056c7 0%, #003f99 100%);
}
.fixed-website-btn a:hover .fixed-btn-arrow {
    transform: translateX(4px);
    transition: transform 0.25s ease;
    display: inline-block;
}
.fixed-website-btn a:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--brand-blue-shadow);
}
@media (max-width: 768px) {
    .fixed-website-btn a {
        max-width: 480px;
        padding: 10px 14px;
    }
    .fixed-btn-logo {
        width: 38px;
        height: 38px;
    }
    .fixed-btn-text {
        font-size: 16px;
    }
    .fixed-btn-action-text {
        font-size: 14px;
    }
    .fixed-btn-action {
        padding: 8px 18px;
        gap: 6px;
    }
}
@media (max-width: 480px) {
    .fixed-website-btn a {
        max-width: 100%;
    }
    .fixed-btn-text {
        font-size: 15px;
    }
    .fixed-btn-action-text {
        font-size: 13px;
    }
    .fixed-btn-action {
        padding: 8px 14px;
    }
}
/* ========== 通用适配防护 ========== */
@media (max-width: 992px) {
    .section-main-title {
        font-size: 24px;
    }
}
@media (max-width: 768px) {
    .header .nav {
        float: none;
        margin-top: 15px;
        text-align: center;
    }
    .header .nav a {
        margin-left: 15px;
        font-size: 14px;
    }
}