:root {
    --primary-color: rgb(203, 69, 27);
    --primary-light: rgba(203, 69, 27, 0.1);
    --primary-dark: rgb(160, 50, 15);
    --secondary-color: #4a6572;
    --accent-color: #ffab40;
    --background-color: #f9f9f9;
    --card-bg: #ffffff;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-radius: 12px;
    --box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    margin: 60px 0;
}

.section-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    border-left: 5px solid var(--primary-color);
    margin-bottom: 30px;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    margin: 15px auto;
    border-radius: 2px;
}

/* 内容区块样式 */
.content-block {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 30px;
    margin: 30px 0;
}

.content-block.reverse {
    flex-direction: row-reverse;
}

.image-left, .image-right {
    flex: 1;
    min-width: 300px;
}

.content-left, .content-right {
    flex: 1;
    min-width: 300px;
}

.image-wrapper {
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid #eaeaea;
}

.hover-effect {
    width: 100%;
    height: auto;
    transition: var(--transition);
    display: block;
}

.hover-effect:hover {
    transform: scale(1.05);
}

.custom-list {
    padding-left: 20px;
}

.custom-list li {
    margin-bottom: 15px;
    line-height: 1.6;
    padding-left: 10px;
    border-left: 3px solid var(--primary-light);
}

/* 网格布局 */
.grid-container {
    display: grid;
    gap: 30px;
    margin: 30px 0;
}

.process-grid {
    grid-template-columns: repeat(3, 1fr);
}

.service-grid {
    grid-template-columns: repeat(3, 1fr);
}

.port-grid {
    grid-template-columns: repeat(3, 1fr);
}

.value-grid {
    grid-template-columns: repeat(4, 1fr);
}

.scenario-grid {
    grid-template-columns: repeat(4, 1fr);
}

/* 网格项样式 */
.grid-item {
    background: linear-gradient(145deg, #f5f7fa, #eef2f5);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e6e9ed;
}

.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
    background: linear-gradient(145deg, #eef2f5, #e2e7ee);
}

.icon-wrapper {
    margin-bottom: 15px;
}

.process-icon {
    width: 80px;
    height: 80px;
    line-height: 80px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-light), #e6e9ed);
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.8rem;
    margin: 0 auto;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.grid-item:hover .process-icon {
    background: linear-gradient(145deg, var(--primary-color), var(--primary-dark));
    color: white;
}

/* 口岸样式 */
.port-item {
    background: linear-gradient(145deg, #f5f7fa, #eef2f5);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid #e6e9ed;
}

.port-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.port-image-wrapper {
    overflow: hidden;
    height: 200px;
}

.port-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.port-item:hover .port-image {
    transform: scale(1.1);
}

.port-item h3 {
    padding: 15px 15px 5px;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.port-item p {
    padding: 0 15px 15px;
    color: var(--secondary-color);
}

/* 服务项样式 */
.service-item {
    background: linear-gradient(145deg, #f5f7fa, #eef2f5);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid #e6e9ed;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
    background: linear-gradient(145deg, #eef2f5, #e2e7ee);
}

.service-icon {
    width: 70px;
    height: 70px;
    line-height: 70px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-light), #e6e9ed);
    color: var(--primary-color);
    font-weight: bold;
    margin-bottom: 15px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.service-item:hover .service-icon {
    background: linear-gradient(145deg, var(--primary-color), var(--primary-dark));
    color: white;
}

/* 价值项样式 */
.value-item {
    background: linear-gradient(145deg, #f5f7fa, #eef2f5);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e6e9ed;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.value-item.empty {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(145deg, #eef2f5, #e2e7ee);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.value-icon {
    margin-bottom: 15px;
    font-size: 4rem; /* 增大3倍 */
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(145deg, #e6e9ed, #f5f7fa);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

/* 多色图标 */
.value-icon .fa-handshake {
    color: #4e73df;
    background: -webkit-linear-gradient(#4e73df, #224abe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-chart-line {
    color: #1cc88a;
    background: -webkit-linear-gradient(#1cc88a, #13855c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-crown {
    color: #f6c23e;
    background: -webkit-linear-gradient(#f6c23e, #dda20a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-university {
    color: #36b9cc;
    background: -webkit-linear-gradient(#36b9cc, #258391);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-gem {
    color: #e74a3b;
    background: -webkit-linear-gradient(#e74a3b, #be2617);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-money-bill-wave {
    color: #1cc88a;
    background: -webkit-linear-gradient(#1cc88a, #13855c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-briefcase {
    color: #5a5c69;
    background: -webkit-linear-gradient(#5a5c69, #3a3b45);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-icon .fa-globe {
    color: #4e73df;
    background: -webkit-linear-gradient(#4e73df, #224abe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.value-item:hover .value-icon {
    transform: scale(1.2) rotate(5deg);
}

/* 使用场景样式 */
.scenario-item {
    background: linear-gradient(145deg, #f5f7fa, #eef2f5);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e6e9ed;
}

.scenario-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
    background: linear-gradient(145deg, #eef2f5, #e2e7ee);
}

.scenario-icon {
    width: 60px;
    height: 60px;
    line-height: 60px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--primary-light), #e6e9ed);
    color: var(--primary-color);
    font-weight: bold;
    margin: 0 auto 15px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.scenario-item:hover .scenario-icon {
    background: linear-gradient(145deg, var(--primary-color), var(--primary-dark));
    color: white;
}

/* 轮播图样式 */
.slider-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid #eaeaea;
}

.slider {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.slide-group {
    min-width: 100%;
    display: flex;
    gap: 20px;
    padding: 10px;
    box-sizing: border-box;
}

.slide {
    flex: 1;
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.slide img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 15px;
    text-align: center;
    font-size: 1.1rem;
}

.slider-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 20px;
    z-index: 10;
}

.slider-controls button {
    background: rgba(203, 69, 27, 0.8);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.slider-controls button:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.slider-dots {
    position: absolute;
    bottom: 15px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.dot:hover {
    background: var(--primary-light);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .process-grid,
    .service-grid,
    .port-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .slide-group {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    .content-block,
    .content-block.reverse {
        flex-direction: column;
    }
    
    .image-left,
    .image-right,
    .content-left,
    .content-right {
        width: 100%;
    }
    
    .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .value-icon {
        font-size: 3rem;
        width: 90px;
        height: 90px;
    }
}

@media (max-width: 480px) {
    .process-grid,
    .service-grid,
    .port-grid,
    .value-grid,
    .scenario-grid {
        grid-template-columns: 1fr;
    }
    
    .slider-controls button {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .value-icon {
        font-size: 2.5rem;
        width: 80px;
        height: 80px;
    }
    
    .section-card {
        padding: 20px;
    }
}