* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    scrollbar-width: thin;
    scrollbar-color: #e2e8f0 transparent;
}

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #0ea5e9;
    --text-color: #1e293b;
    --light-text: #64748b;
    --bg-color: #ffffff;
    --light-bg: #f8fafc;
    --border-radius: 16px;
    --border-color: #e2e8f0;
    --gradients: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    min-height: 100vh;
    font: 14px "PingFang SC", "Helvetica Neue", Arial, sans-serif;

}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: #e2e8f0;
    border-radius: 20px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 导航栏 */
header {
    /* position: fixed;
    top: 0;
    left: 0;
    right: 0; */
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid rgba(226, 232, 240, 0.7);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--primary-color);
}

/* 导航项样式 */
.nav-item {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-item.active .nav-link {
    color: var(--primary-color);
    font-weight: 600;
}

/* 下拉箭头 */
.dropdown-arrow {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 6px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid #666;
    transition: transform 0.3s;
}

/* 子菜单样式 */
.nav-submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 100;
}

/* 添加内部间隔元素 */
.submenu-spacer {
    margin-top: 12px;
    background: white;
    border-radius: 12px;
    min-width: 180px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

/* 添加悬停效果，确保即使JavaScript未加载也能正常工作 */
.nav-item:hover .nav-submenu {
    display: block;
}

.nav-item:hover .dropdown-arrow {
    transform: rotate(180deg);
    border-top: 6px solid var(--primary-color);
}

.submenu-item a {
    display: block;
    padding: 10px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 14px;
}

.submenu-item a:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

.nav-buttons {
    display: flex;
    gap: 16px;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s;
    cursor: pointer;
    gap: 8px;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.5);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 10px 22px;
}

.btn-outline:hover {
    background-color: rgba(99, 102, 241, 0.1);
}

/* 主区域 */
main {
    margin-top: 80px;
    padding: 80px 0;
}

/* 英雄区域 */
.hero {
    display: flex;
    align-items: center;
    padding: 40px 0 80px;
    gap: 60px;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: var(--gradients);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: 20px;
    color: var(--light-text);
    margin-bottom: 32px;
    max-width: 600px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-text {
    font-size: 16px;
    color: var(--light-text);
    font-weight: 500;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 600px;
    border-radius: 20px;
    /* box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1); */
}

/* 特性区域 */
.features {
    padding: 80px 0;
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
    margin: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 18px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title {
    font-size: 40px;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 24px;
}

.section-desc {
    font-size: 18px;
    color: var(--light-text);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

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

.feature-card {
    background-color: var(--bg-color);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradients);
    color: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-color);
}

.feature-desc {
    font-size: 16px;
    color: var(--light-text);
    line-height: 1.7;
}

/* 平台部分 */
.platforms {
    padding: 80px 0;
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.platform-card {
    background-color: var(--light-bg);
    border-radius: 16px;
    padding: 40px 20px;
    text-align: center;
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.platform-card:hover {
    background-color: var(--bg-color);
    transform: scale(1.03);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.platform-logo {
    height: 60px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-logo img {
    max-height: 100%;
}

.platform-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 12px;
}

.platform-desc {
    font-size: 14px;
    color: var(--light-text);
}

/* 工作流程部分 */
.workflow {
    padding: 80px 0;
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
}

.workflow-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 60px;
    position: relative;
}

.workflow-steps::before {
    content: "";
    position: absolute;
    top: 40px;
    left: 80px;
    right: 80px;
    height: 4px;
    background-color: var(--border-color);
    z-index: 0;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradients);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}

.step-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-color);
}

.step-desc {
    font-size: 16px;
    color: var(--light-text);
    max-width: 240px;
    line-height: 1.6;
}

/* CTA 部分 */
.cta {
    padding: 100px 0;
    text-align: center;
}

.cta-card {
    background: var(--gradients);
    border-radius: var(--border-radius);
    padding: 60px;
    color: white;
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.3);
}

.cta-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
}

.cta-desc {
    font-size: 20px;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
    line-height: 1.6;
}

.cta-btn {
    background-color: white;
    color: var(--primary-color);
    font-weight: 700;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 18px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

/* 页脚 */
footer {
    background-color: #f8f9fa;
    padding: 60px 0 30px;
    color: #333;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-about {
    flex: 0 0 100%;
    max-width: 400px;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: #333;
    text-decoration: none;
    margin-bottom: 15px;
}

.logo-icon {
    margin-right: 10px;
}

.footer-desc {
    line-height: 1.6;
    color: #666;
}

.footer-contact {
    flex: 0 0 100%;
    max-width: 300px;
    margin-bottom: 30px;
}

.footer-contact-title, .qrcode-title {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-contact-title:after, .qrcode-title:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 40px;
    background-color: #1E9FFF;
}

.contact-info {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    color: #666;
}

.contact-info svg {
    width: 18px;
    height: 18px;
    margin-right: 10px;
}

.footer-qrcode {
    flex: 0 0 100%;
    max-width: 200px;
}

.qrcode-container {
    display: flex;
}

.qrcode-item {
    text-align: center;
}

.qrcode-img {
    width: 120px;
    height: 120px;
    border: 1px solid #eee;
    padding: 5px;
    background: #fff;
}

.qrcode-desc {
    margin-top: 10px;
    font-size: 14px;
    color: #666;
}

.footer-bottom {
    border-top: 1px solid #eee;
    padding-top: 20px;
    text-align: center;
    color: #999;
    font-size: 14px;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
    }
    
    .footer-about, .footer-contact, .footer-qrcode {
        max-width: 100%;
    }
}

.nav-user {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    margin-left: 16px;
}
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    margin-right: 10px;
    border: 2px solid #e2e8f0;
    object-fit: cover;
}
.user-name {
    color: var(--primary-color);
    font-weight: 600;
    margin-right: 8px;
}
.user-menu {
    display: none;
    position: absolute;
    top: 36px;
    right: 0;
    z-index: 999;
}
.user-menu-content{
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    min-width: 120px;
    margin-top: 12px;
    display: flex;
    flex-direction: column;
}
.nav-user:hover .user-menu {
    display: flex;
}
.user-menu a {
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    transition: background 0.2s;
}
.user-menu a:hover {
    background: var(--light-bg);
    color: var(--primary-color);
}
.qb_ui_ContactSearch{
    background: transparent;
}
.qb_ui_Site_nav ul{
    background: transparent;
    border: none;;
}
.qb_ui_ContactSearch ul li dl dd,.model_search,.RightBase dt button,.ShowMoreBBs button:hover,.RightSide .h span:before,.LeftCnt .ListBox .head span.ck:after{
    background-color: #6366f1!important;
}
.RightBase dt div span, .RightBase dt div a {
    color: #6366f1!important;
}