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

body {
    font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    font-size: 24px;
    color: #2c3e50;
}

.main-nav ul {
    display: flex;
    list-style: none;
}

.main-nav ul li {
    margin-left: 30px;
}

.main-nav ul li a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav ul li a:hover {
    color: #3498db;
}

/* 移动端导航样式 */
.menu-toggle {
    display: none;
    font-size: 24px;
    color: #2c3e50;
    cursor: pointer;
    padding: 5px;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: #fff;
        transition: left 0.3s ease;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }

    .main-nav.active {
        left: 0;
    }

    .main-nav ul {
        flex-direction: column;
        padding: 20px;
    }

    .main-nav ul li {
        margin: 0;
        padding: 15px 0;
        border-bottom: 1px solid #eee;
    }

    .main-nav ul li:last-child {
        border-bottom: none;
    }

    .main-nav ul li a {
        display: block;
        font-size: 16px;
    }
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: #fff;
    padding: 100px 0 60px;
    min-height: auto;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero-image {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: float 6s ease-in-out infinite;
    object-fit: contain;
    max-height: 350px;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

.hero-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 25px;
}

.hero-features {
    display: flex;
    justify-content: flex-start;
    gap: 30px;
    margin-bottom: 25px;
}

.hero-feature {
    text-align: center;
}

.feature-number {
    display: block;
    font-size: 28px;
    font-weight: bold;
    color: #e74c3c;
}

.feature-text {
    font-size: 16px;
    color: #fff;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
    margin: 0 10px;
}

.btn-primary {
    background-color: #e74c3c;
    color: #fff;
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* 服务特点区域 */
.features {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #2c3e50;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.feature-list li:before {
    content: "•";
    color: #3498db;
    position: absolute;
    left: 0;
}

/* 办理流程样式 */
.process {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.process-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.process-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.process-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.process-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: bold;
    color: rgba(52, 152, 219, 0.1);
    line-height: 1;
}

.process-content {
    padding: 30px;
    position: relative;
    z-index: 1;
}

.process-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3498db, #2c3e50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.process-icon-inner {
    font-size: 36px;
    color: #fff;
}

.process-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.process-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.process-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.process-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.process-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.process-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.process-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* 优势区域样式 */
.advantages {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.advantages-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.advantage-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.advantage-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.advantage-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.advantage-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.advantage-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.advantage-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.advantage-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.advantage-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.advantage-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.advantage-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.advantage-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* FAQ区域样式 */
.faq {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.faq-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.faq-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.faq-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.faq-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.faq-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.faq-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.faq-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.faq-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.faq-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.faq-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.faq-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.faq-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* 成功案例样式 */
.cases {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.cases-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.case-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.case-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.case-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.case-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.case-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.case-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.case-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.case-detail-item {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform 0.3s ease;
}

.case-detail-item:hover {
    transform: translateY(-5px);
    background: #e9ecef;
}

.case-detail-label {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.case-detail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

/* 联系我们区域样式 */
.contact {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.contact-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.contact-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.contact-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.contact-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.contact-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.contact-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 25px;
    text-align: center;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.contact-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.contact-detail-icon {
    font-size: 24px;
    color: #3498db;
}

.contact-detail-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-detail-label {
    color: #666;
    font-size: 14px;
}

.contact-detail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

/* 表单样式 */
.contact-form-card {
    grid-column: span 2;
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #3498db;
    outline: none;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-group:nth-last-child(2) {
    grid-column: span 2;
}

.submit-btn {
    grid-column: span 2;
    background: #e74c3c;
    color: #fff;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

@media (max-width: 992px) {
    .contact-form-card {
        grid-column: span 1;
    }

    .contact-form {
        grid-template-columns: 1fr;
    }

    .form-group:nth-last-child(2),
    .submit-btn {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .contact-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .contact-icon-inner {
        font-size: 36px;
    }

    .contact-content h3 {
        font-size: 20px;
    }

    .contact-detail-item {
        padding: 12px;
    }

    .contact-detail-icon {
        font-size: 20px;
    }

    .contact-detail-value {
        font-size: 14px;
    }
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: #fff;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

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

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

/* 响应式设计 */
@media (max-width: 992px) {
    .hero {
        padding: 80px 0 40px;
    }

    .hero-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        text-align: center;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-image {
        order: -1;
        margin-bottom: 20px;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-image img {
        max-width: 100%;
        max-height: 300px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 70px 0 30px;
    }

    .hero-content h2 {
        font-size: 28px;
    }

    .hero-content p {
        font-size: 18px;
    }

    .hero-features {
        flex-direction: column;
        gap: 15px;
    }

    .hero-image {
        max-width: 100%;
    }

    .hero-image img {
        max-width: 100%;
        max-height: 250px;
    }

    .header .container {
        flex-direction: column;
        text-align: center;
    }

    .main-nav ul {
        margin-top: 20px;
        flex-direction: column;
    }

    .main-nav ul li {
        margin: 10px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .process-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

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

    .process-icon {
        width: 60px;
        height: 60px;
    }

    .process-icon-inner {
        font-size: 28px;
    }

    .process-content h3 {
        font-size: 20px;
    }

    .advantages-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .advantage-icon-inner {
        font-size: 36px;
    }

    .advantage-content h3 {
        font-size: 20px;
    }

    .faq-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .faq-icon-inner {
        font-size: 36px;
    }

    .faq-content h3 {
        font-size: 20px;
    }

    .faq-desc {
        padding: 0 15px;
        font-size: 14px;
    }

    .faq-details {
        padding: 0 15px 15px;
    }

    .faq-detail-item {
        padding: 10px 12px;
    }

    .faq-detail-text {
        font-size: 14px;
    }

    .cases-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .case-icon-inner {
        font-size: 36px;
    }

    .case-content h3 {
        font-size: 20px;
    }

    .case-details {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 28px;
    }

    .hero-content p {
        font-size: 16px;
    }

    .feature-card,
    .process-card,
    .advantage-card,
    .case-card {
        padding: 20px;
    }

    .feature-number {
        font-size: 28px;
    }

    .feature-text {
        font-size: 16px;
    }
}

/* 服务框架样式 */
.service-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.service-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.service-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.service-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.service-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.service-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.service-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.detail-item {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.detail-label {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.detail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

.service-btn {
    display: inline-block;
    background: #e74c3c;
    color: #fff;
    padding: 12px 25px;
    border-radius: 25px;
    text-decoration: none;
    text-align: center;
    font-weight: bold;
    transition: all 0.3s ease;
    margin-top: auto;
}

.service-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

@media (max-width: 768px) {
    .service-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .service-details {
        grid-template-columns: 1fr;
    }

    .service-icon-inner {
        font-size: 36px;
    }

    .service-content h3 {
        font-size: 20px;
    }
}