body {
    padding-top: 0;
}

.page-banner {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(rgba(20, 20, 50, 0.85), rgba(244, 235, 246, 0.6)), url(../img/zhxy_background.png);
    background-size: 100% auto;
    background-position: center top;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding: 120px 20px 60px 20px;
}

.page-banner h1 {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-banner p {
    font-size: 20px;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

.section-padding {
    padding: 80px 0;
}

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

.section-title h2 {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    margin-bottom: 16px;
}

.section-title p {
    font-size: 16px;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.overview-box {
    background: #fff;
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.overview-box h3 {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    margin-bottom: 24px;
    text-align: center;
}

.overview-box p {
    font-size: 16px;
    color: #555;
    line-height: 2;
    margin-bottom: 20px;
}

.overview-box strong {
    color: #f5576c;
}

.arch-box i {
    font-size: 26px;
    margin-bottom: 10px;
    display: block;
}

.arch-box h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.arch-box p {
    font-size: 11px;
    margin: 0;
    opacity: 0.9;
    line-height: 1.4;
}

.arch-title h3 {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.arch-title p {
    font-size: 13px;
    color: #666;
}

.arch-item i {
    font-size: 18px;
    color: #f5576c;
    margin-bottom: 6px;
}

.arch-item span {
    display: block;
    font-size: 12px;
    color: #555;
    font-weight: 500;
}

.capability-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    height: 100%;
    transition: all 0.3s ease;
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.capability-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.capability-card h3 i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
    color: #fff;
    font-size: 24px;
}

.capability-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.capability-card li {
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 15px;
    color: #666;
    display: flex;
    align-items: center;
}

.capability-card li:last-child {
    border-bottom: none;
}

.capability-card li::before {
    content: "✓";
    color: #f5576c;
    font-weight: bold;
    margin-right: 10px;
}

.scenario-section {
    background: #f8f9fa;
}

.scenario-item {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.scenario-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.scenario-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    padding: 30px;
    color: #fff;
}

.scenario-header h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
}

.scenario-header h3 i {
    font-size: 32px;
    margin-right: 16px;
}

.scenario-content {
    padding: 30px;
}

.scenario-content p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.feature-tag {
    background: #fff0f3;
    color: #f5576c;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.highlight-card {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    height: 100%;
    border-top: 4px solid #f5576c;
}

.highlight-card h4 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
}

.highlight-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.stat-row {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 30px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 42px;
    font-weight: 700;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: #666;
    margin-top: 8px;
}

.cta-section {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-white {
    background: #fff;
    color: #f5576c;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    color: #f5576c;
}

.architecture-image-wrapper img {
    display: block;
    width: 100%;
    max-width: 100%;
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: zoom-in;
    margin: 0 auto;
}

.architecture-image-wrapper img:hover {
    transform: scale(1.015);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

/* 大屏下：允许图片略宽于容器（但依然居中） */
@media (min-width: 1200px) {
    .architecture-image-wrapper img {
        max-width: 110%;
    }
}

/* 小屏适配 */
@media (max-width: 768px) {
    .architecture-image-wrapper img {
        max-width: 100%;
        border-radius: 12px;
        margin: 0 auto;
    }
}

@media (min-width: 1200px) {
    .section-padding > .container > .row > .col-lg-10 > img {
        max-width: 110%;
        /* 通过 margin: 0 auto 实现居中（已由 mx-auto 保证） */
    }
}

/* 悬停效果：放大 + 阴影增强 */
.section-padding > .container > .row > .col-lg-10 > img:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}