/* 首页样式 - 现代科技蓝主题 */

/* 顶部横幅区域 */
#sectionTop {
    min-height: 500px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--primary-blue) 50%, var(--accent-cyan) 100%);
    overflow: hidden;
}

#sectionTop::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="80" height="80" viewBox="0 0 80 80" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.03"><circle cx="40" cy="40" r="2"/><circle cx="0" cy="0" r="2"/><circle cx="80" cy="0" r="2"/><circle cx="0" cy="80" r="2"/><circle cx="80" cy="80" r="2"/></g></svg>');
    animation: float 25s linear infinite;
}

#sectionTop .inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 80px 20px 120px 20px; /* 增加底部padding为二维码留空间 */
    min-height: 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

#sectionTop h3 {
    margin: 0 0 20px 0;
    font-size: 56px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -2px;
    line-height: 1.1;
}

#sectionTop h3 span {
    color: var(--accent-cyan);
    font-weight: 700;
}

/* 二维码区域 */
.qr-box {
    position: absolute;
    right: 40px;
    bottom: 100px; /* 确保不挡住slogan */
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
    max-width: 200px;
}

.qr-w1 {
    text-align: center;
}

.qr-w1 img.qr {
    width: 100px;
    height: 100px;
    border-radius: 12px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.qr-w1 .right {
    color: var(--text-primary);
    font-size: 12px;
}

.qr-w1 .right p {
    margin: 5px 0;
    opacity: 0.9;
}

.qr-w1 .right p:first-child {
    font-weight: 600;
    margin-bottom: 10px;
}

#supports {
    display: flex;
    gap: 8px;
    margin-top: 15px;
    justify-content: center;
}

#supports label {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 口号区域 */
.line-slogan {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    text-align: center;
    padding: 20px;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 1px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 内容区域 */
.img-bd {
    display: none; /* 隐藏原来的装饰图片 */
}

.section-content {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 功能介绍区域 */
.section-msg {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 60px 40px;
    margin: 40px auto;
    max-width: 1000px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.section-msg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
}

.section-msg h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin: 0 0 15px 0;
    color: var(--text-primary);
    line-height: 1.2;
}

.section-msg h2 span {
    color: var(--primary-blue-light);
    font-weight: 700;
}

.section-msg h3 {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
    margin: 0 0 40px 0;
    font-weight: 400;
}

/* 功能卡片网格 */
.crm-funcs-w1 {
    margin-top: 40px;
}

.crm-funcs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.crm-funcs li {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.crm-funcs li::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.crm-funcs li:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.crm-funcs li:hover::before {
    transform: scaleX(1);
}

.crm-funcs span {
    display: block;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    line-height: 1.3;
}

.crm-funcs span br {
    display: none;
}

.crm-funcs div {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    position: relative;
    padding-left: 20px;
}

.crm-funcs div i {
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--primary-blue-light);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(96, 165, 250, 0.5);
}

/* 更多区域 */
.line-crm-more {
    text-align: center;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.line-crm-more a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-blue-light);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    padding: 15px 30px;
    border-radius: 30px;
    background: rgba(96, 165, 250, 0.1);
    border: 2px solid var(--primary-blue-light);
    transition: all 0.3s ease;
}

.line-crm-more a:hover {
    background: var(--primary-blue-light);
    color: var(--bg-gradient-start);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .section-msg {
        padding: 40px 20px;
        margin: 20px;
    }

    .crm-funcs {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    #sectionTop {
        min-height: 500px;
        padding: 0;
    }

    #sectionTop h3 {
        font-size: 28px;
        letter-spacing: -1px;
    }

    .qr-box {
        position: static;
        transform: none;
        margin: 20px auto 30px;
        max-width: 280px;
        background: rgba(255, 255, 255, 0.05);
        order: 3; /* 将二维码移到最后 */
    }

    #sectionTop .inner {
        padding: 50px 15px 30px;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .section-content {
        padding: 30px 15px;
    }

    .section-msg {
        padding: 30px 20px;
        margin: 20px 10px;
    }

    .section-msg h2 {
        font-size: 24px;
        line-height: 1.3;
    }

    .section-msg h3 {
        font-size: 15px;
        margin-bottom: 30px;
    }

    .crm-funcs {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .crm-funcs li {
        padding: 20px 15px;
    }

    .crm-funcs span {
        font-size: 16px;
        margin-bottom: 12px;
    }

    .crm-funcs div {
        font-size: 13px;
        padding-left: 16px;
    }

    .crm-funcs div i {
        width: 6px;
        height: 6px;
    }

    .line-crm-more {
        margin-top: 30px;
        padding-top: 20px;
    }

    .line-crm-more a {
        padding: 12px 24px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    #sectionTop h3 {
        font-size: 24px;
        letter-spacing: 0;
    }

    .section-msg {
        padding: 25px 15px;
        margin: 15px 5px;
    }

    .section-msg h2 {
        font-size: 20px;
    }

    .section-msg h3 {
        font-size: 14px;
        margin-bottom: 25px;
    }

    .line-slogan {
        font-size: 14px;
        padding: 15px;
        letter-spacing: 0;
    }

    #supports {
        flex-wrap: wrap;
    }

    .qr-box {
        position: static;
        margin: 15px auto 20px;
        max-width: 240px;
        padding: 15px;
    }

    .qr-w1 img.qr {
        width: 70px;
        height: 70px;
    }

    .qr-w1 .right {
        font-size: 11px;
    }

    .crm-funcs {
        gap: 12px;
    }

    .crm-funcs li {
        padding: 18px 12px;
    }

    .crm-funcs span {
        font-size: 15px;
        margin-bottom: 10px;
    }

    .crm-funcs div {
        font-size: 12px;
        padding-left: 14px;
    }

    .crm-funcs div i {
        width: 5px;
        height: 5px;
    }

    .line-crm-more a {
        padding: 10px 20px;
        font-size: 14px;
    }
}