/* 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;
}

.z4812fcontainer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.z4812fheader {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.z4812fheader .z4812fcontainer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.z4812flogo h1 {
    font-size: 24px;
    color: #2c3e50;
}

.z4812fmain-nav ul {
    display: flex;
    list-style: none;
}

.z4812fmain-nav ul li {
    margin-left: 30px;
}

.z4812fmain-nav ul li a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s;
}

.z4812fmain-nav ul li a:hover {
    color: #3498db;
}

/* 移动端导航样式 */
.z4812fmenu-toggle {
    display: none;
    font-size: 24px;
    color: #2c3e50;
    cursor: pointer;
    padding: 5px;
}

@media (max-width: 768px) {
    .z4812fmenu-toggle {
        display: block;
    }

    .z4812fmain-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);
    }

    .z4812fmain-nav.z4812factive {
        left: 0;
    }

    .z4812fmain-nav ul {
        flex-direction: column;
        padding: 20px;
    }

    .z4812fmain-nav ul li {
        margin: 0;
        padding: 15px 0;
        border-bottom: 1px solid #eee;
    }

    .z4812fmain-nav ul li:last-child {
        border-bottom: none;
    }

    .z4812fmain-nav ul li a {
        display: block;
        font-size: 16px;
    }
}

/* 英雄区域样式 */
.z4812fhero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: #fff;
    padding: 100px 0 60px;
    min-height: auto;
}

.z4812fhero-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
}

.z4812fhero-content {
    text-align: left;
}

.z4812fhero-image {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.z4812fhero-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);
    }
}

.z4812fhero-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.z4812fhero-content p {
    font-size: 20px;
    margin-bottom: 25px;
}

.z4812fhero-features {
    display: flex;
    justify-content: flex-start;
    gap: 30px;
    margin-bottom: 25px;
}

.z4812fhero-feature {
    text-align: center;
}

.z4812ffeature-number {
    display: block;
    font-size: 28px;
    font-weight: bold;
    color: #e74c3c;
}

.z4812ffeature-text {
    font-size: 16px;
    color: #fff;
}

/* 按钮样式 */
.z4812fbtn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
    margin: 0 10px;
}

.z4812fbtn-primary {
    background-color: #e74c3c;
    color: #fff;
}

.z4812fbtn-secondary {
    background-color: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.z4812fbtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* 服务特点区域 */
.z4812ffeatures {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.z4812fsection-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #2c3e50;
}

.z4812ffeature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.z4812ffeature-card {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.z4812ffeature-card:hover {
    transform: translateY(-5px);
}

.z4812ffeature-card h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.z4812ffeature-list {
    list-style: none;
    margin-top: 20px;
}

.z4812ffeature-list li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.z4812ffeature-list li:before {
    content: "•";
    color: #3498db;
    position: absolute;
    left: 0;
}

/* 办理流程样式 */
.z4812fprocess {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.z4812fprocess-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812fprocess-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;
}

.z4812fprocess-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812fprocess-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: bold;
    color: rgba(52, 152, 219, 0.1);
    line-height: 1;
}

.z4812fprocess-content {
    padding: 30px;
    position: relative;
    z-index: 1;
}

.z4812fprocess-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;
}

.z4812fprocess-icon-inner {
    font-size: 36px;
    color: #fff;
}

.z4812fprocess-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.z4812fprocess-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.z4812fprocess-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.z4812fprocess-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.z4812fprocess-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.z4812fprocess-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.z4812fprocess-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* 优势区域样式 */
.z4812fadvantages {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.z4812fadvantages-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812fadvantage-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;
}

.z4812fadvantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812fadvantage-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.z4812fadvantage-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.z4812fadvantage-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.z4812fadvantage-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.z4812fadvantage-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.z4812fadvantage-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.z4812fadvantage-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.z4812fadvantage-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.z4812fadvantage-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.z4812fadvantage-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* FAQ区域样式 */
.z4812ffaq {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.z4812ffaq-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812ffaq-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;
}

.z4812ffaq-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812ffaq-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.z4812ffaq-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.z4812ffaq-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.z4812ffaq-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.z4812ffaq-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.z4812ffaq-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.z4812ffaq-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f9fa;
    padding: 12px 15px;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.z4812ffaq-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.z4812ffaq-detail-icon {
    color: #27ae60;
    font-weight: bold;
}

.z4812ffaq-detail-text {
    color: #2c3e50;
    font-size: 15px;
}

/* 成功案例样式 */
.z4812fcases {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.z4812fcases-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812fcase-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;
}

.z4812fcase-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812fcase-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.z4812fcase-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.z4812fcase-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.z4812fcase-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.z4812fcase-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.z4812fcase-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.z4812fcase-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;
}

.z4812fcase-detail-item:hover {
    transform: translateY(-5px);
    background: #e9ecef;
}

.z4812fcase-detail-label {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.z4812fcase-detail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

/* 联系我们区域样式 */
.z4812fcontact {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.z4812fcontact-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812fcontact-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;
}

.z4812fcontact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812fcontact-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.z4812fcontact-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.z4812fcontact-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.z4812fcontact-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 25px;
    text-align: center;
}

.z4812fcontact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.z4812fcontact-detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.z4812fcontact-detail-item:hover {
    transform: translateX(5px);
    background: #e9ecef;
}

.z4812fcontact-detail-icon {
    font-size: 24px;
    color: #3498db;
}

.z4812fcontact-detail-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.z4812fcontact-detail-label {
    color: #666;
    font-size: 14px;
}

.z4812fcontact-detail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

/* 表单样式 */
.z4812fcontact-form-card {
    grid-column: span 2;
}

.z4812fcontact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.z4812fform-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.z4812fform-group label {
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
}

.z4812fform-group input,
.z4812fform-group select,
.z4812fform-group textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.z4812fform-group input:focus,
.z4812fform-group select:focus,
.z4812fform-group textarea:focus {
    border-color: #3498db;
    outline: none;
}

.z4812fform-group textarea {
    height: 120px;
    resize: vertical;
}

.z4812fform-group:nth-last-child(2) {
    grid-column: span 2;
}

.z4812fsubmit-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;
}

.z4812fsubmit-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

@media (max-width: 992px) {
    .z4812fcontact-form-card {
        grid-column: span 1;
    }

    .z4812fcontact-form {
        grid-template-columns: 1fr;
    }

    .z4812fform-group:nth-last-child(2),
    .z4812fsubmit-btn {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .z4812fcontact-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812fcontact-icon-inner {
        font-size: 36px;
    }

    .z4812fcontact-content h3 {
        font-size: 20px;
    }

    .z4812fcontact-detail-item {
        padding: 12px;
    }

    .z4812fcontact-detail-icon {
        font-size: 20px;
    }

    .z4812fcontact-detail-value {
        font-size: 14px;
    }
}

/* 页脚样式 */
.z4812ffooter {
    background-color: #2c3e50;
    color: #fff;
    padding: 40px 0 20px;
}

.z4812ffooter-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.z4812ffooter-section h4 {
    color: #fff;
    margin-bottom: 20px;
}

.z4812ffooter-section ul {
    list-style: none;
}

.z4812ffooter-section ul li {
    margin-bottom: 10px;
}

.z4812ffooter-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) {
    .z4812fhero {
        padding: 80px 0 40px;
    }

    .z4812fhero-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .z4812fhero-content {
        text-align: center;
    }

    .z4812fhero-features {
        justify-content: center;
    }

    .z4812fhero-image {
        order: -1;
        margin-bottom: 20px;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    .z4812fhero-image img {
        max-width: 100%;
        max-height: 300px;
    }
}

@media (max-width: 768px) {
    .z4812fhero {
        padding: 70px 0 30px;
    }

    .z4812fhero-content h2 {
        font-size: 28px;
    }

    .z4812fhero-content p {
        font-size: 18px;
    }

    .z4812fhero-features {
        flex-direction: column;
        gap: 15px;
    }

    .z4812fhero-image {
        max-width: 100%;
    }

    .z4812fhero-image img {
        max-width: 100%;
        max-height: 250px;
    }

    .z4812fheader .z4812fcontainer {
        flex-direction: column;
        text-align: center;
    }

    .z4812fmain-nav ul {
        margin-top: 20px;
        flex-direction: column;
    }

    .z4812fmain-nav ul li {
        margin: 10px 0;
    }

    .z4812fsection-title {
        font-size: 28px;
    }

    .z4812ffooter-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .z4812fprocess-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812fprocess-number {
        font-size: 36px;
    }

    .z4812fprocess-icon {
        width: 60px;
        height: 60px;
    }

    .z4812fprocess-icon-inner {
        font-size: 28px;
    }

    .z4812fprocess-content h3 {
        font-size: 20px;
    }

    .z4812fadvantages-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812fadvantage-icon-inner {
        font-size: 36px;
    }

    .z4812fadvantage-content h3 {
        font-size: 20px;
    }

    .z4812ffaq-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812ffaq-icon-inner {
        font-size: 36px;
    }

    .z4812ffaq-content h3 {
        font-size: 20px;
    }

    .z4812ffaq-desc {
        padding: 0 15px;
        font-size: 14px;
    }

    .z4812ffaq-details {
        padding: 0 15px 15px;
    }

    .z4812ffaq-detail-item {
        padding: 10px 12px;
    }

    .z4812ffaq-detail-text {
        font-size: 14px;
    }

    .z4812fcases-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812fcase-icon-inner {
        font-size: 36px;
    }

    .z4812fcase-content h3 {
        font-size: 20px;
    }

    .z4812fcase-details {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .z4812fhero-content h2 {
        font-size: 28px;
    }

    .z4812fhero-content p {
        font-size: 16px;
    }

    .z4812ffeature-card,
    .z4812fprocess-card,
    .z4812fadvantage-card,
    .z4812fcase-card {
        padding: 20px;
    }

    .z4812ffeature-number {
        font-size: 28px;
    }

    .z4812ffeature-text {
        font-size: 16px;
    }
}

/* 服务框架样式 */
.z4812fservice-framework {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.z4812fservice-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;
}

.z4812fservice-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.z4812fservice-icon {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    padding: 30px;
    text-align: center;
}

.z4812fservice-icon-inner {
    font-size: 48px;
    display: inline-block;
}

.z4812fservice-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.z4812fservice-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
}

.z4812fservice-desc {
    color: #666;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.6;
}

.z4812fservice-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.z4812fdetail-item {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.z4812fdetail-label {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px;
}

.z4812fdetail-value {
    color: #2c3e50;
    font-weight: bold;
    font-size: 16px;
}

.z4812fservice-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;
}

.z4812fservice-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

/* 导航扩展样式 */
.z4812fnav {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
    align-items: center;
}

.z4812fnav-item a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s;
}

.z4812fnav-item a:hover,
.z4812fnav-item.z4812fthis a {
    color: #3498db;
}

.z4812flogo h1 a {
    text-decoration: none;
    color: #2c3e50;
}

/* 内页横幅 */
.z4812fpage-banner {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: #fff;
    padding: 100px 0 40px;
    margin-top: 0;
}

.z4812fpage-title {
    font-size: 28px;
    margin-bottom: 10px;
}

.z4812fbreadcrumb {
    font-size: 14px;
    opacity: 0.9;
}

.z4812fbreadcrumb a {
    color: #fff;
    text-decoration: none;
}

.z4812fbreadcrumb a:hover {
    text-decoration: underline;
}

/* 内页布局 */
.z4812fpage-wrap {
    padding: 40px 0 60px;
    background: #f8f9fa;
}

.z4812fpage-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
    align-items: start;
}

.z4812fmain-content {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    padding: 30px;
}

/* 列表页样式 */
.z4812flist-items {
    list-style: none;
}

.z4812flist-item {
    display: flex;
    gap: 20px;
    padding: 25px 0;
    border-bottom: 1px solid #eee;
}

.z4812flist-item:last-child {
    border-bottom: none;
}

.z4812flist-thumb {
    flex-shrink: 0;
    width: 220px;
    height: 150px;
    overflow: hidden;
    border-radius: 8px;
    display: block;
}

.z4812flist-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.z4812flist-thumb:hover img {
    transform: scale(1.05);
}

.z4812flist-info {
    flex: 1;
    min-width: 0;
}

.z4812flist-title {
    font-size: 20px;
    margin-bottom: 10px;
}

.z4812flist-title a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s;
}

.z4812flist-title a:hover {
    color: #3498db;
}

.z4812flist-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 13px;
    color: #999;
    margin-bottom: 10px;
}

.z4812flist-cate {
    color: #3498db;
}

.z4812flist-desc {
    color: #666;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 10px;
}

.z4812flist-more {
    color: #e74c3c;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.z4812flist-more:hover {
    text-decoration: underline;
}

/* 分页样式 */
.z4812fpagebar {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.z4812fpages {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.z4812fpagelist {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    list-style: none;
    gap: 8px;
}

.z4812fpagelist li {
    display: inline-block;
}

.z4812fpagelist a,
.z4812fpagelist span {
    display: inline-block;
    padding: 8px 14px;
    border: 1px solid #ddd;
    border-radius: 5px;
    color: #2c3e50;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.z4812fpagelist a:hover,
.z4812fpagelist .thisclass,
.z4812fpagelist .page-num-current {
    background: #3498db;
    color: #fff;
    border-color: #3498db;
}

/* 内容页样式 */
.z4812farticle-title {
    font-size: 26px;
    color: #2c3e50;
    margin-bottom: 15px;
    line-height: 1.4;
}

.z4812farticle-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    color: #999;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    margin-bottom: 25px;
}

.z4812farticle-meta a {
    color: #3498db;
    text-decoration: none;
}

.z4812farticle-thumb {
    margin-bottom: 25px;
    border-radius: 10px;
    overflow: hidden;
}

.z4812farticle-thumb img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    display: block;
}

.z4812farticle-body {
    font-size: 16px;
    line-height: 1.8;
    color: #444;
    margin-bottom: 30px;
}

.z4812farticle-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 10px 0;
}

.z4812farticle-body p {
    margin-bottom: 15px;
}

.z4812fdiyfield {
    margin-bottom: 25px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.z4812farticle-images {
    margin-bottom: 25px;
}

.z4812farticle-figure {
    margin-bottom: 20px;
    text-align: center;
}

.z4812farticle-figure img {
    max-width: 100%;
    border-radius: 8px;
}

.z4812farticle-figure figcaption {
    font-size: 14px;
    color: #999;
    margin-top: 8px;
}

.z4812fmeta-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 20px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    margin-bottom: 25px;
}

.z4812fmeta-label {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

.z4812ftag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
}

.z4812ftagitem a {
    display: inline-block;
    padding: 4px 12px;
    background: #eef6fc;
    color: #3498db;
    border-radius: 15px;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.3s;
}

.z4812ftagitem a:hover {
    background: #3498db;
    color: #fff;
}

.z4812farticle-nav {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.z4812farticle-prev,
.z4812farticle-next {
    flex: 1;
    font-size: 14px;
    color: #666;
}

.z4812farticle-prev a,
.z4812farticle-next a {
    color: #3498db;
    text-decoration: none;
}

.z4812farticle-prev a:hover,
.z4812farticle-next a:hover {
    text-decoration: underline;
}

.z4812farticle-next {
    text-align: right;
}

/* 相关文章 */
.z4812frelated {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid #eee;
}

.z4812frelated-title {
    font-size: 20px;
    color: #2c3e50;
    margin-bottom: 20px;
}

.z4812frelated-list {
    list-style: none;
}

.z4812frelated-item {
    display: flex;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
}

.z4812frelated-item:last-child {
    border-bottom: none;
}

.z4812frelated-thumb {
    flex-shrink: 0;
    width: 120px;
    height: 80px;
    overflow: hidden;
    border-radius: 6px;
    display: block;
}

.z4812frelated-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.z4812frelated-info h4 {
    font-size: 15px;
    margin-bottom: 6px;
}

.z4812frelated-info h4 a {
    color: #2c3e50;
    text-decoration: none;
}

.z4812frelated-info h4 a:hover {
    color: #3498db;
}

.z4812frelated-info p {
    font-size: 13px;
    color: #999;
    line-height: 1.5;
}

/* 侧栏样式 */
.z4812fsidebar {
    position: sticky;
    top: 90px;
}

.z4812fsidebar-widget {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    padding: 20px;
    margin-bottom: 20px;
}

.z4812fsidebar-title {
    font-size: 18px;
    color: #2c3e50;
    padding-bottom: 12px;
    margin-bottom: 15px;
    border-bottom: 2px solid #3498db;
}

.z4812fsidebar-list {
    list-style: none;
}

.z4812fsidebar-item {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px dashed #eee;
}

.z4812fsidebar-item:last-child {
    border-bottom: none;
}

.z4812fsidebar-thumb {
    flex-shrink: 0;
    width: 70px;
    height: 50px;
    overflow: hidden;
    border-radius: 4px;
    display: block;
}

.z4812fsidebar-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.z4812fsidebar-text {
    flex: 1;
    min-width: 0;
}

.z4812fsidebar-link {
    display: block;
    font-size: 14px;
    color: #333;
    text-decoration: none;
    line-height: 1.4;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.z4812fsidebar-link:hover {
    color: #3498db;
}

.z4812fsidebar-date {
    font-size: 12px;
    color: #999;
}

.z4812fsidebar-item-text {
    flex-direction: column;
    gap: 4px;
}

.z4812fsidebar-item-text a {
    font-size: 14px;
    color: #333;
    text-decoration: none;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.z4812fsidebar-item-text a:hover {
    color: #3498db;
}

/* 首页文章板块 */
.z4812farticles {
    padding: 60px 0;
    background: #fff;
}

.z4812fhome-articles {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.z4812fhome-article-item {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.z4812fhome-article-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

.z4812fhome-article-thumb {
    display: block;
    height: 150px;
    overflow: hidden;
}

.z4812fhome-article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.z4812fhome-article-item:hover .z4812fhome-article-thumb img {
    transform: scale(1.05);
}

.z4812fhome-article-title {
    font-size: 15px;
    padding: 12px 12px 6px;
    line-height: 1.4;
}

.z4812fhome-article-title a {
    color: #2c3e50;
    text-decoration: none;
}

.z4812fhome-article-title a:hover {
    color: #3498db;
}

.z4812fhome-article-date {
    font-size: 12px;
    color: #999;
    padding: 0 12px 12px;
}

/* 内页与文章板块响应式 */
@media (max-width: 1200px) {
    .z4812fhome-articles {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .z4812fpage-layout {
        grid-template-columns: 1fr;
    }

    .z4812fsidebar {
        position: static;
    }

    .z4812fhome-articles {
        grid-template-columns: repeat(3, 1fr);
    }

    .z4812flist-item {
        flex-direction: column;
    }

    .z4812flist-thumb {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 768px) {
    .z4812fpage-banner {
        padding: 80px 0 30px;
    }

    .z4812fpage-title {
        font-size: 22px;
    }

    .z4812fmain-content {
        padding: 20px;
    }

    .z4812farticle-title {
        font-size: 22px;
    }

    .z4812farticle-nav {
        flex-direction: column;
    }

    .z4812farticle-next {
        text-align: left;
    }

    .z4812fhome-articles {
        grid-template-columns: repeat(2, 1fr);
    }

    .z4812fnav {
        flex-direction: column;
        align-items: flex-start;
    }

    .z4812fmain-nav ul li,
    .z4812fnav-item {
        margin-left: 0 !important;
        width: 100%;
    }

    .z4812fpagelist {
        justify-content: center;
    }

    .z4812frelated-item {
        flex-direction: column;
    }

    .z4812frelated-thumb {
        width: 100%;
        height: 160px;
    }
}

@media (max-width: 480px) {
    .z4812fhome-articles {
        grid-template-columns: 1fr;
    }

    .z4812flist-meta {
        flex-direction: column;
        gap: 5px;
    }
}

@media (max-width: 768px) {
    .z4812fservice-framework {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .z4812fservice-details {
        grid-template-columns: 1fr;
    }

    .z4812fservice-icon-inner {
        font-size: 36px;
    }

    .z4812fservice-content h3 {
        font-size: 20px;
    }
}