:root {
    --primary-color: #2A80B9;
    --secondary-color: #2C3E50;
    --accent-color: #3498DB;
    --light-color: #ECF0F1;
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Roboto, sans-serif;
    color: #333;
    line-height: 1.6;
}

.text-primary {
    color: #2A80B9 !important;
}

.bg-primary {
    background-color: #2A80B9 !important;
}

.bg-secondary {
    background-color: #2C3E50 !important;
}

.bg-light {
    background-color: #ECF0F1 !important;
}

.btn-primary {
    background-color: #2A80B9;
    border-color: #2A80B9;
}

.btn-primary:hover {
    background-color: #1F6CA0;
    border-color: #1F6CA0;
}

.btn-accent {
    background-color: #3498DB;
    border-color: #3498DB;
    color: white;
}

.btn-accent:hover {
    background-color: #2980B9;
    border-color: #2980B9;
    color: white;
}

.section-padding {
    padding: 60px 0;
}

.section-title {
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: #2A80B9;
}

/* 导航栏样式 */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background-color: white;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: #2A80B9;
}

.nav > li > a {
    color: #2C3E50;
    font-weight: 500;
    margin-left: 15px;
    transition: all 0.3s;
}

.nav > li > a:hover, .nav > li > a:focus, .nav > li.active > a {
    color: white;
    background-color: #2A80B9;
}

/* 高亮电话号码样式 */
.highlight-phone {
    font-weight: bold;
    color: var(--accent-color);
    font-size: 1.1em;
    display: inline-block;
    padding: 5px 10px;
    border-radius: 4px;
    background-color: rgba(52, 152, 219, 0.1);
    margin: 5px 0;
}

/* 轮播图样式 */
.carousel {
    margin-top: 50px;
}

.carousel-inner > .item > img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.carousel-caption {
    bottom: 30%;
    text-align: left;
    background: rgba(0, 0, 0, 0.5);
    padding: 20px;
    border-radius: 5px;
    max-width: 500px;
}

/* 自主采购特点 */
.feature-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 30px;
    text-align: center;
    margin-bottom: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 3rem;
    color: #2A80B9;
    margin-bottom: 20px;
}

/* 数字化采购平台 */
.digital-platform {
    background-color: #f8f9fa;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.platform-screenshot {
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    margin-bottom: 30px;
}

.platform-screenshot img {
    width: 100%;
    height: auto;
}

.platform-feature {
    margin-bottom: 20px;
    padding-left: 15px;
    position: relative;
}

.platform-feature::before {
    content: '\f00c';
    font-family: 'FontAwesome';
    color: #2A80B9;
    position: absolute;
    left: 0;
    top: 5px;
}

/* 阳光采购 */
.sunshine-procurement {
    background-color: #ECF0F1;
}

.sunshine-point {
    background-color: white;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.sunshine-point h4 {
    color: #2A80B9;
    margin-top: 0;
}

/* 用户类型导航 */
.user-type-nav {
    padding: 40px 0;
    background-color: #f5f7fa;
}

.user-type-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 30px;
    text-align: center;
    margin-bottom: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.user-type-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.user-type-card i {
    font-size: 3rem;
    color: #2A80B9;
    margin-bottom: 20px;
}

/* 产品推荐 */
.product-card {
    border: 1px solid #e5e6eb;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.product-img {
    height: 200px;
    overflow: hidden;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.product-card:hover .product-img img {
    transform: scale(1.05);
}

.product-info {
    padding: 20px;
}

.product-title {
    font-weight: 600;
    margin-bottom: 10px;
}

/* 成功案例 */
.case-item {
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.case-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s;
}

.case-item:hover img {
    transform: scale(1.05);
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 20px;
}

/* 新闻动态 */
.news-item {
    padding: 15px 0;
    border-bottom: 1px solid #e5e6eb;
}

.news-item:last-child {
    border-bottom: none;
}

.news-date {
    color: #999;
    font-size: 0.9rem;
}

.news-title {
    margin-left: 10px;
}

.news-title a {
    color: #333;
    text-decoration: none;
}

.news-title a:hover {
    color: #2A80B9;
}

/* 行动召唤 */
.cta-section {
    background-color: #2A80B9;
    color: white;
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    margin-bottom: 30px;
}

.cta-section p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
}

/* 页脚 */
.footer {
    background-color: #2C3E50;
    color: white;
    padding: 60px 0 20px;
    margin-top: 60px;
}

.footer h5 {
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: #2A80B9;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 10px;
}

.footer ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer ul li a:hover {
    color: white;
    text-decoration: none;
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

/* 响应式调整 */
@media (max-width: 767px) {
    .carousel-inner > .item > img {
        height: 250px;
    }
    
    .carousel-caption {
        bottom: 0;
        padding: 10px;
        max-width: 100%;
    }
    
    .carousel-caption h1 {
        font-size: 1.5rem;
    }
    
    .section-padding {
        padding: 30px 0;
    }
    
    .cta-section {
        padding: 40px 0;
    }
}