/* ============================================================
   CSS 变量（从设计图提取）
   ============================================================ */
:root {
    /* 文字颜色 */
    --text-primary: #333333;
    --text-white: #ffffff;
    --text-phone: #00a0e9;

    /* 背景颜色 */
    --bg-top-bar: #003d7a;
    --bg-header: #ffffff;

    /* 边框 */
    --border-color: #e5e5e5;

    /* 字体 */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", 
                   "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* ============================================================
   重置样式
   ============================================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: #f5f5f5;
}

a { 
    text-decoration: none; 
    color: inherit;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

button { 
    border: none; 
    background: none; 
    cursor: pointer; 
    font-family: inherit; 
}

input, textarea, select { 
    border: none; 
    outline: none; 
    font-family: inherit; 
}

ul, ol { 
    list-style: none; 
}

img { 
    max-width: 100%; 
    display: block; 
}

/* ============================================================
   容器
   ============================================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ============================================================
   顶部栏
   ============================================================ */
.top-bar {
    background-color: #2f2f2f;
    color: var(--text-white);
    font-size: 12px;
    height: 38px;
}

.top-bar .container {
    height: 100%;
}

.top-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-left a {
    cursor: pointer;
    transition: opacity 0.2s;
}

.top-left a:hover {
    opacity: 0.8;
}

.top-right {
    display: flex;
    align-items: center;
    gap: 25px;
}

.phone {
    color: var(--text-phone);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.top-right a {
    font-size: 12px;
}

/* ============================================================
   主导航栏
   ============================================================ */
.header {
    background-color: var(--bg-header);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 100%;
    max-height: 100%;
    width: auto;
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-item {
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 400;
    cursor: pointer;
    transition: color 0.2s;
    white-space: nowrap;
}

.nav-item:hover {
    color: var(--text-phone);
}

.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    background-color: transparent;
    border: none;
    color: #333333;
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn:hover {
    color: #003d7a;
}

/* ============================================================
   轮播图
   ============================================================ */
.slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.slider-container {
    position: relative;
    width: 100%;
}

.slider-wrapper {
    position: relative;
    width: 100%;
    display: flex;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.slide.active {
    position: relative;
    opacity: 1;
}

.slide img {
    width: 100%;
    height: auto;
    display: block;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0.5);
    color: #ffffff;
    border: none;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
    z-index: 10;
}

.slider-btn:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.slider-dot.active {
    background-color: #ffffff;
}

/* ============================================================
   数据统计
   ============================================================ */
.stats {
    background-color: #f5f5f5;
    padding: 60px 0;
}

.stats .container {
    max-width: 1400px;
    display: block;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 80px;
    justify-items: center;
}

.stat-item {
    text-align: center;
    width: 100%;
}

.stat-number {
    font-size: 48px;
    font-weight: 300;
    color: #666666;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.stat-unit {
    font-size: 24px;
    margin-left: 5px;
}

.stat-plus {
    font-size: 32px;
    margin-left: 5px;
}

.stat-label {
    font-size: 14px;
    color: #999999;
}

/* ============================================================
   服务项目
   ============================================================ */
.services {
    padding: 60px 0;
    background-color: #ffffff;
}

.services .container {
    display: block;
}

.section-header {
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 15px;
}

.section-title {
    font-size: 28px;
    color: #333333;
    font-weight: 400;
    margin: 0;
    white-space: nowrap;
}

.section-subtitle {
    font-size: 14px;
    color: #999999;
    font-weight: 300;
    margin-left: 10px;
    letter-spacing: 1px;
}

.service-nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.service-nav-item {
    padding: 10px 0;
    font-size: 15px;
    color: #666666;
    cursor: pointer;
    transition: color 0.2s;
    position: relative;
    white-space: nowrap;
}

.service-nav-item:hover {
    color: #003d7a;
}

.service-nav-item.active {
    color: #003d7a;
}

.service-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #003d7a;
    width: 100%;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background-color: #ffffff;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.service-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.service-name {
    font-size: 18px;
    color: #333333;
    font-weight: 500;
    margin: 20px 0 15px;
    text-align: center;
}

.service-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    padding: 0 20px 20px;
}

/* ============================================================
   客户案例
   ============================================================ */
.cases {
    background: linear-gradient(135deg, #4a6fa5 0%, #5b7db1 100%);
    padding: 60px 0;
}

.cases-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.cases-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
}

.cases-title {
    font-size: 28px;
    color: #ffffff;
    font-weight: 400;
    margin: 0;
    white-space: nowrap;
}

.cases-subtitle {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
    margin-top: 5px;
    letter-spacing: 1px;
}

.cases-nav {
    display: flex;
    gap: 15px;
    align-items: center;
}

.cases-nav-item {
    padding: 10px 25px;
    font-size: 15px;
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
}

.cases-nav-item:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.cases-nav-item.active {
    background-color: #ffffff;
    color: #4a6fa5;
}

.cases-content {
    flex: 1;
    background-color: #ffffff;
    border-radius: 8px;
    overflow: hidden;
}

.case-main {
    display: flex;
    height: 100%;
}

.case-image {
    width: 45%;
    flex-shrink: 0;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-info {
    flex: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.case-title {
    font-size: 20px;
    color: #333333;
    font-weight: 500;
    margin-bottom: 20px;
    line-height: 1.4;
}

.case-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
    flex: 1;
}

.case-nav-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.case-nav-btn {
    width: 40px;
    height: 40px;
    background-color: #4a6fa5;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
}

.case-nav-btn:hover {
    background-color: #3d5a8a;
}

/* ============================================================
   合作伙伴
   ============================================================ */
.partners {
    background-color: #ffffff;
    padding: 50px 0;
    overflow: hidden;
}

.partners .container {
    display: block;
}

.partners-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.partners-track {
    display: flex;
    gap: 80px;
    animation: scroll 30s linear infinite;
    width: fit-content;
}

.partners-track:hover {
    animation-play-state: paused;
}

.partner-item {
    flex-shrink: 0;
    width: 150px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s;
}

.partner-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ============================================================
   新闻资讯
   ============================================================ */
.news {
    background-color: #f5f5f5;
    padding: 60px 0;
}

.news .container {
    display: block;
}

.news-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.news-title {
    font-size: 28px;
    color: #333333;
    font-weight: 400;
    margin: 0;
    white-space: nowrap;
}

.news-subtitle {
    display: inline-block;
    font-size: 14px;
    color: #999999;
    font-weight: 300;
    margin-left: 10px;
    letter-spacing: 1px;
}

.news-nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.news-nav-item {
    padding: 10px 0;
    font-size: 15px;
    color: #666666;
    cursor: pointer;
    transition: color 0.2s;
    white-space: nowrap;
}

.news-nav-item:hover {
    color: #003d7a;
}

.news-nav-item.active {
    color: #003d7a;
}

.news-content {
    display: grid;
    grid-template-columns: 370px 1fr;
    gap: 30px;
}

.news-featured {
    background-color: #003d7a;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.news-featured-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.news-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.news-featured:hover .news-featured-image img {
    transform: scale(1.05);
}

.news-featured-info {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-featured-title {
    font-size: 18px;
    color: #ffffff;
    font-weight: 500;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-featured-date {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
}

.news-featured-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-item {
    background-color: #ffffff;
    padding: 25px;
    display: flex;
    gap: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.news-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.news-item-date {
    flex-shrink: 0;
    text-align: center;
}

.news-date-day {
    font-size: 32px;
    color: #003d7a;
    font-weight: 300;
    line-height: 1;
}

.news-date-month {
    font-size: 12px;
    color: #999999;
    margin-top: 5px;
}

.news-item-content {
    flex: 1;
}

.news-item-title {
    font-size: 16px;
    color: #333333;
    font-weight: 500;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-item-desc {
    font-size: 14px;
    color: #666666;
    line-height: 1.6;
}

/* ============================================================
   关于我们
   ============================================================ */
.about {
    background-color: #ffffff;
    padding: 60px 0;
}

.about .container {
    display: block;
}

.about-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.about-title {
    font-size: 28px;
    color: #333333;
    font-weight: 400;
    margin: 0;
    white-space: nowrap;
}

.about-subtitle {
    display: inline-block;
    font-size: 14px;
    color: #999999;
    font-weight: 300;
    margin-left: 10px;
    letter-spacing: 1px;
}

.about-nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.about-nav-item {
    padding: 10px 0;
    font-size: 15px;
    color: #666666;
    cursor: pointer;
    transition: color 0.2s;
    white-space: nowrap;
}

.about-nav-item:hover {
    color: #003d7a;
}

.about-nav-item.active {
    color: #003d7a;
}

.about-content {
    position: relative;
    height: 400px;
    margin-bottom: 40px;
    overflow: hidden;
}

.about-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-info {
    position: absolute;
    top: 0;
    right: 0;
    width: 360px;
    height: 100%;
    background-color: rgba(74, 111, 165, 0.95);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #ffffff;
}

.about-info-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.about-info-header i {
    font-size: 40px;
    color: #ffffff;
}

.about-info-title {
    font-size: 22px;
    color: #ffffff;
    font-weight: 500;
    margin: 0;
}

.about-info-subtitle {
    display: block;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
    margin-top: 5px;
    letter-spacing: 1px;
}

.about-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
    border: 1px solid #e5e5e5;
    transition: all 0.3s;
    cursor: pointer;
}

.feature-item:hover {
    border-color: #4a6fa5;
    box-shadow: 0 4px 12px rgba(74, 111, 165, 0.15);
    transform: translateY(-5px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #4a6fa5;
    border-radius: 50%;
    transition: all 0.3s;
}

.feature-icon i {
    font-size: 28px;
    color: #4a6fa5;
    transition: all 0.3s;
}

.feature-item:hover .feature-icon {
    background-color: #4a6fa5;
}

.feature-item:hover .feature-icon i {
    color: #ffffff;
}

.feature-title {
    font-size: 16px;
    color: #333333;
    font-weight: 500;
    margin: 0;
}

.feature-subtitle {
    display: block;
    font-size: 12px;
    color: #999999;
    font-weight: 300;
    margin-top: 5px;
    letter-spacing: 0.5px;
}

/* ============================================================
   页脚
   ============================================================ */
.footer {
    background-color: #2c2c2c;
    color: #ffffff;
}

.footer-main {
    padding: 50px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1.2fr;
    gap: 60px;
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: 18px;
    color: #ffffff;
    font-weight: 500;
    margin-bottom: 25px;
}

.footer-contact .footer-phone {
    margin-bottom: 20px;
}

.footer-phone a {
    display: block;
    font-size: 28px;
    color: #5b9bd5;
    font-weight: 300;
    margin-bottom: 5px;
    transition: color 0.2s;
}

.footer-phone a:hover {
    color: #7ab8e8;
}

.footer-phone .phone-label {
    display: block;
    font-size: 12px;
    color: #999999;
}

.footer-address {
    margin-bottom: 15px;
}

.footer-address p,
.footer-info p {
    font-size: 14px;
    color: #cccccc;
    line-height: 1.8;
    margin: 0;
}

.footer-info {
    margin-bottom: 25px;
}

.footer-btn {
    width: 120px;
    padding: 10px 20px;
    font-size: 14px;
    color: #ffffff;
    background-color: transparent;
    border: 1px solid #666666;
    cursor: pointer;
    transition: all 0.3s;
}

.footer-btn:hover {
    border-color: #5b9bd5;
    background-color: #5b9bd5;
}

.footer-qr-codes {
    display: flex;
    gap: 30px;
}

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

.qr-code {
    width: 120px;
    height: 120px;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.qr-code i {
    font-size: 80px;
    color: #333333;
}

.qr-label {
    font-size: 13px;
    color: #cccccc;
    margin: 0;
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.footer-nav-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav-col a {
    font-size: 14px;
    color: #cccccc;
    transition: color 0.2s;
}

.footer-nav-col a:hover {
    color: #5b9bd5;
}

.footer-bottom {
    background-color: #1a1a1a;
    padding: 20px 0;
}

.footer-copyright {
    font-size: 13px;
    color: #999999;
    text-align: center;
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   响应式设计
   ============================================================ */
@media (max-width: 1024px) {
    .nav {
        gap: 20px;
    }
    
    .nav-item {
        font-size: 14px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .service-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .cases-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .cases-nav {
        width: 100%;
        overflow-x: auto;
    }

    .case-main {
        flex-direction: column;
    }

    .case-image {
        width: 100%;
        height: 250px;
    }

    .partners {
        padding: 40px 0;
    }

    .partners-track {
        gap: 60px;
    }

    .partner-item {
        width: 120px;
        height: 60px;
    }

    .news-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .news-nav {
        width: 100%;
        overflow-x: auto;
    }

    .news-content {
        grid-template-columns: 1fr;
    }

    .news-featured-image {
        height: 180px;
    }

    .about-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .about-nav {
        width: 100%;
        overflow-x: auto;
    }

    .about-content {
        height: 400px;
    }

    .about-info {
        width: 320px;
        padding: 30px;
    }

    .about-features {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-qr-codes {
        gap: 20px;
    }

    .qr-code {
        width: 100px;
        height: 100px;
    }

    .qr-code i {
        font-size: 60px;
    }
}

@media (max-width: 768px) {
    .top-bar {
        font-size: 11px;
    }
    
    .top-left,
    .top-right {
        gap: 10px;
    }
    
    .phone {
        font-size: 13px;
    }
    
    .header .container {
        height: 60px;
        padding-left: 0;
        padding-right: 15px;
    }
    
    .logo img {
        height: 100%;
    }

    .mobile-menu-btn {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 60px);
        background-color: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 20px;
        box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
        transition: left 0.3s;
        overflow-y: auto;
        z-index: 999;
    }

    .nav.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
        padding: 15px 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .stats {
        padding: 40px 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .stat-number {
        font-size: 36px;
    }

    .services {
        padding: 40px 0;
    }

    .section-title {
        font-size: 24px;
    }

    .service-nav {
        gap: 15px;
        overflow-x: auto;
        white-space: nowrap;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cases {
        padding: 40px 0;
    }

    .cases-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        margin-bottom: 20px;
    }

    .cases-title {
        font-size: 24px;
    }

    .cases-nav {
        width: 100%;
        overflow-x: auto;
        gap: 10px;
    }

    .cases-nav-item {
        padding: 8px 15px;
        font-size: 14px;
    }

    .case-main {
        flex-direction: column;
    }

    .case-image {
        width: 100%;
        height: 200px;
    }

    .case-info {
        padding: 25px;
    }

    .case-title {
        font-size: 18px;
    }

    .case-desc {
        font-size: 13px;
    }

    .partners {
        padding: 30px 0;
    }

    .partners-track {
        gap: 40px;
    }

    .partner-item {
        width: 100px;
        height: 50px;
    }

    .news {
        padding: 40px 0;
    }

    .news-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        margin-bottom: 25px;
    }

    .news-title {
        font-size: 24px;
    }

    .news-nav {
        width: 100%;
        overflow-x: auto;
        gap: 15px;
    }

    .news-nav-item {
        font-size: 14px;
    }

    .news-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-featured-image {
        height: 160px;
    }

    .news-featured-info {
        padding: 20px;
    }

    .news-featured-title {
        font-size: 16px;
    }

    .news-item {
        padding: 20px;
        gap: 15px;
    }

    .news-date-day {
        font-size: 28px;
    }

    .news-item-title {
        font-size: 15px;
    }

    .news-item-desc {
        font-size: 13px;
    }

    .about {
        padding: 40px 0;
    }

    .about-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        margin-bottom: 25px;
    }

    .about-title {
        font-size: 24px;
    }

    .about-nav {
        width: 100%;
        overflow-x: auto;
        gap: 15px;
    }

    .about-nav-item {
        font-size: 14px;
    }

    .about-content {
        height: auto;
        min-height: 500px;
    }

    .about-info {
        position: relative;
        width: 100%;
        padding: 30px 25px;
        background-color: rgba(74, 111, 165, 0.95);
    }

    .about-info-header i {
        font-size: 32px;
    }

    .about-info-title {
        font-size: 18px;
    }

    .about-desc {
        font-size: 13px;
    }

    .about-features {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .feature-item {
        padding: 25px 20px;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
    }

    .feature-icon i {
        font-size: 24px;
    }

    .feature-title {
        font-size: 15px;
    }

    .footer-main {
        padding: 40px 0 30px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .footer-title {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .footer-phone a {
        font-size: 24px;
    }

    .footer-address p,
    .footer-info p {
        font-size: 13px;
    }

    .footer-btn {
        width: 100px;
        padding: 8px 16px;
        font-size: 13px;
    }

    .footer-qr-codes {
        gap: 15px;
    }

    .qr-code {
        width: 90px;
        height: 90px;
    }

    .qr-code i {
        font-size: 50px;
    }

    .qr-label {
        font-size: 12px;
    }

    .footer-nav {
        gap: 15px;
    }

    .footer-nav-col {
        gap: 10px;
    }

    .footer-nav-col a {
        font-size: 13px;
    }

    .footer-copyright {
        font-size: 12px;
    }
}