/* ========== Banner区域 ========== */
.hero-section {
    position: relative;
    overflow: hidden;
    padding: 80px 0 140px;
    background: url('../img/banner_bg.jpg') center center/cover no-repeat;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 45px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
    line-height: 1.3;
}

.hero-subtitle {
    font-size: 28px;
    color: #7f838f;
    margin-bottom: 60px;
}

/* ========== 数据统计卡片 ========== */
.stats-section {
    margin-top: -80px;
    position: relative;
    z-index: 3;
    background:linear-gradient(#fff, #fff) bottom / 100% 50% no-repeat;
}

.stats-card {
    background: #fff;
    border-radius: 4px;
    padding: 40px 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-3px);
}

.stat-icon {
    width: 58px;
    height: 58px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 35px;
    flex-shrink: 0;
}

.stat-number {
    font-size: 38px;
    font-weight: 700;
    color: #d97706;
    line-height: 1;
}

.stat-number span {
    font-size: 18px;
    font-weight: 500;
}

.stat-label {
    font-size: 18px;
    color: #333333;
    margin-top: 6px;
}

/* ========== 三大业务模块 ========== */
.business-section {
    padding: 80px 0 0;
    background: #f7f7f7;
    position: relative;
    z-index: 2;
}

.business-card {
    background: #fff;
    height: 100%;
    border-radius: 8px;
    padding: 83px 40px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.business-card span{
    color: #999;
}


.business-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
}

.business-card:hover.business-card span {
    color: #fff;
}

.business-card:hover.business-card .business-card-title,
.business-card:hover.business-card .business-card-list li
{
    color: #fff;
}

.business-card:hover.business-card .business-card-list li::before {
    color: #f59e0b;
}

.business-card:hover.business-card .business-card-action {
    background: #3e76ff;
    color: #fff;
}

.business-card::before {
    content: '';
    position: absolute;
    right: -40px;
    bottom: -40px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle at center, rgba(37, 99, 235, 0.08), transparent 70%);
    pointer-events: none;
}

.business-card-title {
    font-size: 22px;
    font-weight: 700;
    color: #000;
    margin-top: 5px;
    margin-bottom: 20px;
}

.business-card-list {
    list-style: none;
    padding: 0;
    margin-bottom: 83px;
}

.business-card-list li {
    font-size: 16px;
    color: #333;
    padding-left: 18px;
    position: relative;
    line-height: 28px;
}

.business-card-list li::before {
    content: '■';
    position: absolute;
    left: 0;
    font-size: 13px;
    color: #d6a36b;
}

.business-card-action {
    display: inline-block;
    padding: 10px 90px;
    border: 1px solid #3e76ff;
    color: #3e76ff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 16px;
    transition: background 0.3s ease;
}

.business-card-action:hover {
    background: #1d4ed8;
    color: #fff;
}

/* 深色强调卡片 */
.business-card.primary {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: #fff;
}
.business-card.primary span {
    color: #fff;
}

.business-card.primary .business-card-title,
.business-card.primary .business-card-list li
{
    color: #fff;
}

.business-card.primary .business-card-list li::before {
    color: #f59e0b;
}

.business-card.primary .business-card-action {
    background: #3e76ff;
    color: #fff;
}

.business-card.primary .business-card-action:hover {
    background: #3e76ff;
    color: #fff;
}

/* ========== 融资贷款区域 ========== */
.finance-section {
    background:linear-gradient(#f7f7f7, #f7f7f7) top / 100% 28% no-repeat, linear-gradient(#f7f9ff, #f7f9ff) bottom / 100% 72% no-repeat;
    padding: 60px 0 80px;
    position: relative;
    z-index: 3;
}

.finance-section .section-title {
    margin-top: 120px;
    padding-left: 24px;
    margin-bottom: 0;
    width: 32%;
    font-size: 28px;
    height: 100px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    background: #fff;
}

.section-title::after {
    content: '⋮⋮⋮';
    color: #d97706;
    letter-spacing: -2px;
}

.side-menu {
    background: #fff;
    height: 100%;
}

.side-menu .menu-item {
    padding: 16px 24px;
    font-size: 18px;
    color: #666;
    height: 80px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.side-menu .menu-item:hover {
    background: linear-gradient(137.7deg,#5e9ff6,#3e76ff);
    color: #fff;
}

.side-menu .menu-item.active {
    background: linear-gradient(137.7deg,#5e9ff6,#3e76ff);
    color: #fff;
}

.content-area {
    padding: 43px 40px;
    background: #fff;
    height: 100%;
}

.content-title {
    font-size: 22px;
    font-weight: 600;
}

.content-desc {
    font-size: 14px;
    color: #666;
    margin: 16px 0 32px;
    line-height: 1.6;
}

.btn-outline-blue {
    background: transparent;
    border: 1px solid #3e76ff;
    color: #2563eb;
    border-radius: 0;
    font-size: 16px;
    padding: 9px 52px;
    transition: all 0.3s ease;
}

.btn-outline-blue:hover {
    background: #2563eb;
    color: #fff;
}

/* 特性卡片 - 融资贷款 */
.feature-grid .feature-item {
    background: #fff;
    border: 1px solid #f3f4f6;
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feature-grid .feature-item:hover {
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.feature-name {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 0;
    position: relative;
    height: 22px;
    line-height: 22px;
}

/* 标题下方左右拼接渐变线 */
.feature-name::after {
    content: '';
    display: block;
    width: 13%;
    height: 4px;
    background: linear-gradient(to right, #3e76ff 50%, #d6a36b 50%);
    margin: 12px 0;
}

.feature-desc {
    font-size: 14px;
    color: #333;
    margin-top: 30px;
}

.feature-icon {
    font-size: 50px;
    color: #3e76ff;
    text-align: right;
    opacity: 0.8;
    margin-top: auto; /* 图标沉到右下角 */
}

/* ========== 保险保函区域 ========== */
.insurance-section {
    background:linear-gradient(#f7f9ff, #f7f9ff) top / 100% 29% no-repeat, linear-gradient(#2a3354, #2a3354) bottom / 100% 71% no-repeat;
    padding: 60px 0 80px;
    position: relative;
    z-index: 4;
}

.insurance-section .section-title {
    margin-top: 120px;
    padding-left: 24px;
    margin-bottom: 0;
    width: 32%;
    font-size: 28px;
    height: 100px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    background: #192349;
    color: #fff;
}
.insurance-side-menu {
    background: linear-gradient(to bottom, #192349, #455488);
}

.insurance-side-menu .menu-item {
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.insurance-side-menu .menu-item.active,.insurance-side-menu .menu-item:hover {
    background: #334477;
    color: #fff;
}

.insurance-section .content-area {
    background: #2a3354;
    padding: 43px 40px 0;
}

.insurance-section .content-title,.insurance-section .content-desc {
    color: #fff;
}

.insurance-section .btn-outline-blue {
    border: 1px solid #fff;
    color: #fff;
}

.insurance-section .btn-outline-blue:hover {
    border: 1px solid #2563eb;
}

.insurance-section .feature-item {
    background-image: linear-gradient(134.34deg,#ebd2a6,#c7a273);
}

.insurance-section .feature-icon {
    color: #fff;
}

/* ========== 支付服务区域 ========== */
.payment-section {
    background: #fff;
    padding: 50px 0;
    position: relative;
    z-index: 3;
}

.payment-tabs {
    border-bottom: 1px solid #e4e7ed;
}

.payment-tabs .nav-link {
    border: none;
    color: #666;
    font-size: 20px;
    padding: 16px 0;
    margin-right: 24px;
    border-bottom: 2px solid transparent;
    border-radius: 0;
}

.payment-tabs .nav-link:hover {
    color: #197aff;
}

.payment-tabs .nav-link.active {
    color: #197aff;
    border-bottom: 2px solid #2563eb;
    background: transparent;
}

.payment-image {
    width: 100%;
    object-fit: cover;
}

.payment-info-card {
    background: #fff;
    padding: 40px 60px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    margin-left: -60px;
    position: relative;
    z-index: 2;
}

.payment-info-title {
    font-size: 22px;
    line-height: 30px;
    font-weight: 600;
    margin-bottom: 12px;
}

.payment-info-desc {
    font-size: 14px;
    color: #666;
    margin-bottom: 16px;
    line-height: 1.6;
}

.payment-features {
    list-style: none;
    padding: 0;
    margin-bottom: 24px;
}

.payment-features li {
    font-size: 14px;
    color: #333;
    padding: 8px 16px;
    margin-bottom: 8px;
    position: relative;
}

.payment-features li::before {
    content: '■';
    position: absolute;
    left: 0;
    font-size: 12px;
    color: #d6a36b;
    margin-right: 8px;
}

/* ========== 全国政采平台 ========== */
.partner-section {
    padding: 50px 0 70px;
    background: #fff;
}

.partner-title {
    text-align: center;
    font-size: 34px;
    font-weight: 600;
    margin-bottom: 68px;
    color: #1a1a1a;
}

.partner-slider-wrap {
    position: relative;
    overflow: hidden;
}

/* 左右渐变遮罩：右边慢慢隐藏，左边慢慢显示 */
.partner-slider-wrap::before,
.partner-slider-wrap::after {
    content: '';
    position: absolute;
    top: 0;
    width: 80px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.partner-slider-wrap::before {
    left: 0;
    background: linear-gradient(to right, #ffffff, rgba(255,255,255,0));
}

.partner-slider-wrap::after {
    right: 0;
    background: linear-gradient(to left, #ffffff, rgba(255,255,255,0));
}

.partner-slider-mask {
    overflow: hidden;
}

.partner-slider-list {
    display: flex;
    gap: 24px;
    animation: partnerScroll 20s linear infinite;
}

.partner-slide-item {
    flex: 0 0 280px;
    height: 140px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.partner-slide-item:hover {
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.partner-slide-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 无缝向右滚动 */
@keyframes partnerScroll {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 28px;
    }

    .payment-info-card {
        margin-left: 0;
        margin-top: 0;
    }

    .insurance-side-menu .menu-title {
        margin-top: -20px;
    }
}
@media (max-width: 768px) {
    .hero-title {
        font-size: 22px;
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 40px;
    }

    .stats-card {
        padding: 28px 24px;
    }

    .stats-card .col-md-3 {
        margin-bottom: 20px;
    }

    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 26px;
    }

    .stat-number {
        font-size: 24px;
    }

    .stat-number span {
        font-size: 16px;
    }

    .stat-label {
        font-size: 14px;
    }

    .business-card {
        margin-bottom: 20px;
    }

    .content-area {
        padding: 20px;
    }

    .hero-section {
        padding: 30px 0 40px;
    }

    /* 移动端取消标题层叠效果 */
    .stats-section {
        margin-top: -40px;
    }

    .section-title {
        margin-top: 0 !important;
        width: 100% !important;
    }

    .finance-section .section-title {
        margin-top: -20px;
    }

    .insurance-section {
        background: none;
    }
    .insurance-section .content-area {
        padding: 43px 40px 30px;
    }

    .business-section {
        padding-bottom: 40px;
    }

    .partner-slider-wrap::before,
    .partner-slider-wrap::after {
        display: none;
    }

    .partner-slide-item {
        flex: 0 0 220px;
        height: 110px;
    }

    .payment-info-card {
        margin-left: 0;
    }
}