/* 通用样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/* 清除浮动 */
.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

/* 主要内容区域 */
.hkkd {
    width: 100%;
    margin: 0 auto;
    padding: 0;
    overflow-x: hidden;
}

/* Banner 全屏显示 */
.promo-banner.fullscreen {
    width: 100%;
    height: 450px;
    position: relative;
    overflow: hidden;
    margin-bottom: 60px;
}

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

.banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    max-width: 100%;
}

.banner-img.active {
    opacity: 1;
}

.banner-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 30px;
}

.control-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    margin: 0 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background 0.3s ease;
}

.control-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.control-dot.active {
    background: white;
}

/* 左右滑块控制 */
.banner-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s ease;
    z-index: 10;
}

.banner-nav:hover {
    background-color: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.banner-nav.prev {
    left: 20px;
}

.banner-nav.next {
    right: 20px;
}




/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 通用标题样式 */
h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a3a6e;
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #0056b3, #00a2e8);
    border-radius: 2px;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c5282;
    margin-bottom: 0.5rem;
}

p {
    color: #555;
    font-size: 1rem;
}

/* 公司简介 */
.company-intro {
    display: flex;
    align-items: center;
    gap: 40px;
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    width: 1280px;
    margin: 0 auto;
}

.company-intro:hover {
    transform: translateY(-5px);
}

.intro-content {
    flex: 1;
}

.intro-content h2 {
    text-align: left;
    margin-bottom: 1.5rem;
}

.intro-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #4a5568;
}

.intro-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
}

.intro-image:hover {
    transform: rotate(0);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

/* 服务特色 */
.section-title {
    text-align: center;
}

.service-features {
    margin-bottom: 4rem;
}

.service-features h2 {
    margin-bottom: 3rem;
}

.features-list {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.feature-item {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    width: 280px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid transparent;
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-top-color: #00a2e8;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.feature-item:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1a3a6e;
}

.feature-item p {
    font-size: 1rem;
    color: #666;
}

/* 我们的优势 */
.advantages {
    margin-bottom: 4rem;
    background: linear-gradient(135deg, #1a3a6e 0%, #2c5282 100%);
    color: white;
    padding: 4rem 2rem;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.advantages h2 {
    color: white;
    text-align: center;
}

.advantages .section-title p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    text-align: center;
    margin: 0.5rem 0;
}

.advantages .section-title span {
    color: #ffd700;
    font-weight: 600;
    font-size: 1.2rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    margin: 0 1rem;
}

.advantages hr {
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    width: 40%;
    margin: 1rem auto;
}

.advantages hr:first-of-type {
    margin-right: auto;
}

.advantages hr:last-of-type {
    margin-left: auto;
}

.advantages-list {
    margin-top: 3rem;
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    width: 1280px;
    margin: 0 auto;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    padding: 1.5rem;
    overflow: hidden;
}

.advantage-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.advantage-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    position: relative;
    float: left;
    width: 40%;
}

.advantage-content {
    float: left;
    width: 55%;
    margin-left: 5%;
}




.advantage-icon {
    width: 100%;
    height: auto;
    margin-right: 1rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.advantage-number {
    position: absolute;
    top: -10px;
    right: 15px;
    background: #ffd700;
    color: #1a3a6e;
    font-weight: bold;
    width: 60px;
    height: auto;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.advantage-content h3 {
    color: white;
    font-size: 24px;
    margin-bottom: 30px;
}

.advantage-body p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
}

/* 快速入口 */
.quick-access {
    margin-bottom: 4rem;
    background: white;
    padding: 4rem 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.quick-access h2 {
    margin-bottom: 2.5rem;
}

.quick-access .section-title p {
    color: #666;
    font-size: 1.1rem;
    text-align: center;
    margin: 0.5rem 0;
}

.quick-access .section-title span {
    color: #00a2e8;
    font-weight: 600;
    font-size: 1.2rem;
    background: #e6f4ff;
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    margin: 0 1rem;
}

.quick-access hr {
    border: none;
    border-top: 1px solid #e2e8f0;
    width: 40%;
    margin: 1rem auto;
}

.quick-access hr:first-of-type {
    margin-right: auto;
}

.quick-access hr:last-of-type {
    margin-left: auto;
}

.access-list {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.access-list li {
    list-style: none;
}

.access-list a {
    display: block;
    text-decoration: none;
    color: #2d3748;
    text-align: center;
    padding: 2rem 1.5rem;
    width: 160px;
    height: 160px;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background: #f8fafc;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.access-list a:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
    border-color: #00a2e8;
    background: white;
}

.access-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.access-list a:hover .access-icon {
    transform: scale(1.1);
}

.access-list a p {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #1a3a6e;
}

.access-list a hr {
    width: 50px;
    margin: 0.5rem auto 0;
    border-color: #00a2e8;
    border-width: 2px;
    border-radius: 2px;
}

/* 服务流程 */
.service-process {
    margin-bottom: 4rem;
}

.service-process h2 {
    margin-bottom: 3rem;
}

.process-steps {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.step {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    width: 240px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
}

.step::before {
    content: '';
    position: absolute;
    top: 20px;
    right: -15px;
    width: 30px;
    height: 30px;
    background: #e2e8f0;
    border-radius: 50%;
    z-index: 1;
}

.step::after {
    content: '→';
    position: absolute;
    top: 33px;
    right: -8px;
    color: #cbd5e0;
    font-size: 1.5rem;
    z-index: 2;
}

.step:last-child::before,
.step:last-child::after {
    display: none;
}

.step:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.step-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.step:hover .step-icon {
    transform: scale(1.1);
}

.step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1a3a6e;
    position: relative;
    display: inline-block;
}

.step h3::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00a2e8;
    transition: width 0.3s ease;
}

.step:hover h3::before {
    width: 100%;
}

.step p {
    color: #666;
    font-size: 1rem;
}

/* 客户案例 */
.customer-cases {
    margin-bottom: 4rem;
}

.customer-cases h2 {
    margin-bottom: 3rem;
}

.cases-list {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.case-item {
    text-align: center;
    max-width: 300px;
}

.case-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 3px solid transparent;
}

.case-item:hover .case-img {
    transform: scale(1.03);
    border-color: #00a2e8;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.case-item p {
    font-size: 1.1rem;
    color: #1a3a6e;
    font-weight: 600;
}

/* 新闻动态 */
.news {
    margin-bottom: 4rem;
}

.news h2 {
    margin-bottom: 3rem;
}

.news-container {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    margin: 0 auto;
    width: 1280px;
}

.news-featured {
    flex: 1;
    min-width: 350px;
}

.news-featured img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.news-featured:hover img {
    transform: scale(1.02);
}

.news-featured h3 {
    font-size: 1.6rem;
    color: #1a3a6e;
    margin-bottom: 1rem;
}

.news-featured p {
    color: #555;
    font-size: 1.1rem;
}

.news-list {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.news-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid #e2e8f0;
    transition: transform 0.2s ease;
}

.news-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.news-item:hover {
    transform: translateX(10px);
}

.news-item h3 {
    font-size: 1.3rem;
    color: #2c5282;
    margin-bottom: 0.5rem;
}

.news-date {
    color: #00a2e8;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.news-item p:last-of-type {
    color: #666;
}

/* 立即体验 */
.cta-section {
    text-align: center;
    margin-bottom: 4rem;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #0056b3 0%, #00a2e8 100%);
    color: white;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    width: 1280px;
    margin: 0 auto;
    margin-bottom: 80px;
}

.cta-section h2 {
    color: white;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-button {
    background: white;
    color: #0056b3;
    font-size: 1.2rem;
    font-weight: 600;
    padding: 1rem 3rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    background: #f0f0f0;
}

/* 联系我们 */
.contact-section {
    background: white;
    padding: 4rem 2rem;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.contact-section h2 {
    margin-bottom: 3rem;
    text-align: center;
}

.contact-container {
    display: flex;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    flex: 1;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #00a2e8;
    background: white;
    box-shadow: 0 0 0 3px rgba(0, 162, 232, 0.1);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form button {
    padding: 1rem;
    background: #0056b3;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-form button:hover {
    background: #004494;
}

.contact-info {
    flex: 1;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.contact-info h3 {
    color: #1a3a6e;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #00a2e8;
    border-radius: 2px;
}

.contact-info p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    color: #2d3748;
}

.contact-info p:last-child {
    margin-bottom: 0;
}