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

/* 科技蓝主题颜色定义 */
:root {
    --primary-color: #ea580c;
    --primary-dark: #e27d17;
    --primary-light: #f17f41a5;
    --secondary-color: #ea580c;
    --accent-color: #ea580c;
    /* --primary-color: #1E88E5; */
    /* --primary-dark: #1565C0;
    --primary-light: #42A5F5;
    --secondary-color: #2196F3;
    --accent-color: #03A9F4; */
    --text-color: #333333;
    --text-light: #757575;
    --background-color: #FFFFFF;
    --background-light: #F5F5F5;
    --border-color: #E0E0E0;
    --success-color: #4CAF50;
    --error-color: #F44336;
    --warning-color: #FF9800;
}

/* 基础样式 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-light);
}

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

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 18px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* 转换操作区域样式 */
.convert-actions {
    margin-top: 12px;
}

.convert-actions .btn {
    margin-bottom: 0;
}

/* 导航栏样式 */
.navbar {
    background-color: white;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.navbar:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    max-width: 1200px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.navbar-brand:hover {
    transform: translateY(-1px);
}

.logo-image {
    height: 40px;
    width: auto;
    margin-right: 12px;
    display: block;
}

.navbar-brand i {
    margin-right: 12px;
    font-size: 32px;
    color: var(--primary-color);
}

.navbar-brand span {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
    letter-spacing: 0.3px;
}

.nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transform: scaleX(1) !important;
}

.navbar-actions {
    display: flex;
    gap: 12px;
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* 通用部分样式 */
.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
     margin-bottom: 60px;
    color: var(--text-color);
}

/* 转换区域样式 */
.converter-section {
    padding: 80px 0;
    background-color: white;
}

.converter-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    padding: 40px;
    padding-top: 0%;
}

/* 上传区域样式 */
.upload-area {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-right: 0;
    padding-bottom: 40px;
}

.convert-options {
    padding-left: 0;
    /* padding-top: 40px; */
}

.upload-box {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px 40px;
    text-align: center;
    transition: all 0.3s ease;
    background-color: var(--background-light);
}

.upload-box:hover {
    border-color: var(--primary-color);
    background-color: rgba(30, 136, 229, 0.05);
}

.upload-icon {
    font-size: 64px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.upload-box h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.upload-box p {
    margin-bottom: 24px;
    color: var(--text-light);
}

.upload-info {
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-light);
}

.file-list {
    margin-top: 32px;
    max-height: 300px;
    overflow-y: auto;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 12px;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin-bottom: 12px;
}

.file-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 16px;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: 500;
    margin-bottom: 4px;
}

.file-size {
    font-size: 12px;
    color: var(--text-light);
}

.file-remove {
    background: none;
    border: none;
    color: var(--error-color);
    cursor: pointer;
    font-size: 16px;
    margin-left:10px;
}

/* 转换选项样式 */
.convert-options {
    padding-left: 40px;
}

.convert-options h3 {
    font-size: 20px;
    margin-bottom: 24px;
    color: var(--text-color);
}

.format-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}

.format-option {
    position: relative;
}

.format-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.format-option label {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--background-light);
}

.format-option label:hover {
    border-color: var(--primary-color);
    background-color: rgba(30, 136, 229, 0.05);
}

.format-option input[type="radio"]:checked + label {
    border-color: var(--primary-color);
    background-color: rgba(30, 136, 229, 0.1);
}

.format-option i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.format-option span {
    font-size: 14px;
    font-weight: 500;
}

/* 转换类型选项样式 */
.conversion-types {
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.conversion-category {
    flex: 1;
    min-width: 180px;
    margin-bottom: 0;
}

.conversion-category h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
}

.conversion-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.conversion-option {
    position: relative;
    text-align: left;
}

.conversion-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.conversion-option label {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--background-light);
}

.conversion-option label:hover {
    border-color: var(--primary-color);
    background-color: rgba(30, 136, 229, 0.05);
}

.conversion-option input[type="radio"]:checked + label {
    border-color: var(--primary-color);
    background-color: rgba(30, 136, 229, 0.1);
}

.conversion-option i {
    font-size: 14px;
    margin-right: 8px;
    color: var(--primary-color);
}

.conversion-option span {
    font-size: 12px;
    font-weight: 500;
}

/* 转换设置样式 */
.convert-settings {
    margin-bottom: 32px;
}

.convert-settings h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.setting-group {
    margin-bottom: 20px;
}

.setting-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.setting-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    background-color: white;
}

/* 进度条样式 */
.progress-container {
    margin-top: 32px;
    display: none;
}

.progress-bar {
    width: 0%;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 4px;
    transition: width 0.3s ease;
    margin-bottom: 12px;
}

.progress-text {
    font-size: 14px;
    color: var(--text-light);
    text-align: right;
}

/* 服务区域样式 */
.services-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.service-card {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(30, 136, 229, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.service-icon i {
    font-size: 32px;
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 20px;
    margin: 24px 0 16px;
    color: var(--text-color);
}

.service-card p {
    color: var(--text-light);
}

/* 服务详情页面样式 */
.services-detail-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

/* 服务标签样式 */
.service-tabs {
    display: flex;
    margin-bottom: 0;
    border-bottom: 1px solid #e0e0e0;
}

.service-tab {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background-color: white;
    border: 1px solid #e0e0e0;
    border-bottom: none;
    border-right: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-light);
}

.service-tab:last-child {
    border-right: 1px solid #e0e0e0;
}

.service-tab i {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.service-tab.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.service-tab.active i {
    color: white;
}

.service-tab:hover:not(.active) {
    background-color: #f5f5f5;
    color: var(--text-color);
}

.service-tab:hover:not(.active) i {
    color: var(--primary-color);
}

/* 服务面板样式 */
.service-panels {
    background-color: white;
    border-radius: 0 0 8px 8px;
    border: 1px solid #e0e0e0;
    border-top: none;
    overflow: hidden;
}

.service-panel {
    display: none;
    padding: 40px;
}

.service-panel.active {
    display: block;
}

.service-panel-content h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.service-detail-description {
    font-size: 18px;
    margin-bottom: 32px;
    color: var(--text-light);
}

.service-panel-content h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
}

.service-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.service-features li i {
    margin-right: 12px;
    color: var(--success-color);
}

.service-panel-content .btn {
    margin-top: 16px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .service-tabs {
        flex-direction: column;
    }
    
    .service-tab {
        flex-direction: row;
        justify-content: flex-start;
        border-right: 1px solid #e0e0e0;
        border-bottom: 1px solid #e0e0e0;
        padding: 16px 24px;
    }
    
    .service-tab i {
        margin-bottom: 0;
        margin-right: 16px;
    }
    
    .service-panel {
        padding: 24px;
    }
}

/* 服务优势样式 */
.service-advantages {
    padding: 80px 0;
    padding-top: 0px;
    background-color: var(--background-light);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.advantage-card {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(30, 136, 229, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.advantage-icon i {
    font-size: 32px;
    color: var(--primary-color);
}

.advantage-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.advantage-card p {
    color: var(--text-light);
}

/* 功能对比样式 */
.features-comparison {
    padding: 80px 0;
    background-color: white;
}

.comparison-table {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-radius: 8px;
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.comparison-table tr:hover {
    background-color: var(--background-light);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

/* 定价FAQ样式 */
.pricing-faq {
    padding: 80px 0;
    background-color: var(--background-light);
}

/* 行动召唤样式 */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* 联系信息样式 */
.contact-info-section {
    padding: 80px 0;
    background-color: white;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.contact-info-card {
    background-color: var(--background-light);
    padding: 40px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.contact-info-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(30, 136, 229, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.contact-info-icon i {
    font-size: 32px;
    color: var(--primary-color);
}

.contact-info-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.contact-info-card p {
    color: var(--text-light);
    margin-bottom: 8px;
}

/* 联系表单样式 */
.contact-form-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.contact-form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    background-color: white;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 136, 229, 0.2);
}

.form-text {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 4px;
    display: block;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.form-checkbox input {
    margin-top: 4px;
}

.form-checkbox label {
    margin-bottom: 0;
}

/* 常见问题快速链接样式 */
.faq-quick-links {
    padding: 80px 0;
    background-color: white;
}

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

.faq-link {
    display: flex;
    align-items: center;
    padding: 20px;
    background-color: var(--background-light);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.faq-link:hover {
    background-color: rgba(30, 136, 229, 0.1);
    transform: translateY(-4px);
}

.faq-link i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 16px;
}

/* 地图样式 */
.map-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.map-container {
    height: 400px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--background-light);
}

.map-placeholder i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.map-placeholder p {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
}

/* 社交媒体样式 */
.social-media-section {
    padding: 80px 0;
    background-color: white;
}

.social-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px;
    background-color: var(--background-light);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.social-link:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    background-color: rgba(30, 136, 229, 0.1);
}

.social-link i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.social-link span {
    font-size: 16px;
    font-weight: 500;
}

/* FAQ分类样式 */
.faq-category {
    margin-bottom: 40px;
}

.faq-category h2 {
    font-size: 24px;
    margin-bottom: 24px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 12px;
}

/* 定价FAQ样式 */
.pricing-faq {
    padding: 80px 0;
    background-color: var(--background-light);
}

.pricing-faq .faq-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* 企业服务样式 */
.enterprise-section {
    padding: 80px 0;
    background-color: white;
}

.enterprise-overview {
    text-align: center;
    margin-bottom: 64px;
}

.enterprise-overview .section-title {
    font-size: 32px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.enterprise-overview .section-description {
    font-size: 18px;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

.enterprise-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 部署方案样式 */
.deployment-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.deployment-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.deployment-card {
    background-color: white;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.deployment-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.deployment-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px;
    color: var(--primary-color);
}

.deployment-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.deployment-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 32px;
}

.deployment-features {
    text-align: left;
}

.deployment-features li {
    margin-bottom: 12px;
    color: var(--text-light);
    display: flex;
    align-items: center;
}

.deployment-features li i {
    color: var(--primary-color);
    margin-right: 12px;
}

/* 技术规格样式 */
.specs-section {
    padding: 80px 0;
    background-color: white;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.specs-card {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 40px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.specs-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.specs-card h3 {
    font-size: 20px;
    margin-bottom: 24px;
    color: var(--text-color);
}

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

.specs-list li {
    margin-bottom: 12px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 企业服务FAQ样式 */
.enterprise-faq {
    padding: 80px 0;
    background-color: var(--background-light);
}

.enterprise-faq .faq-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* 转换成功页面样式 */
.success-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.success-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    padding: 60px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.success-icon {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: rgba(76, 175, 80, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 32px;
    font-size: 64px;
    color: #4CAF50;
}

.success-container h1 {
    font-size: 36px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.success-container p {
    font-size: 18px;
    margin-bottom: 40px;
    color: var(--text-light);
}

.file-info {
    background-color: var(--background-light);
    border-radius: 12px;
    padding: 10px;
    padding-right:0px;
    /*margin-bottom: 40px;*/
    text-align: left;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
}

.file-info-header {
    display: flex;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.file-icon {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 32px;
    color: var(--primary-color);
}

.file-info h3 {
    font-size: 20px;
    margin: 0;
    color: var(--text-color);
}

.file-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.file-detail-row {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.file-detail-item {
    flex: 1;
    min-width: 200px;
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.file-detail-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.detail-icon {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 16px;
    font-size: 18px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.detail-content {
    flex: 1;
}

.detail-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .file-detail-row {
        flex-direction: column;
    }
    
    .file-detail-item {
        min-width: 100%;
    }
    
    .file-info-header {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .file-icon {
        margin-right: 0;
    }
}

.success-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.success-tips {
    background-color: rgba(30, 136, 229, 0.05);
    border-radius: 8px;
    padding: 32px;
    text-align: left;
}

.success-tips h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.success-tips ul {
    margin-left: 20px;
}

.success-tips li {
    margin-bottom: 8px;
    color: var(--text-light);
}

.success-tips a {
    color: var(--primary-color);
    text-decoration: none;
}

.success-tips a:hover {
    text-decoration: underline;
}

/* 推荐服务样式 */
.recommended-services {
    padding: 80px 0;
    background-color: white;
}

.recommended-services h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 48px;
    color: var(--text-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.service-card {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.service-card i {
    font-size: 48px;
    /* margin-bottom: 24px; */
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.service-card p {
    margin-bottom: 24px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 转换记录页面样式 */
.history-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h1 {
    font-size: 36px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.section-header p {
    font-size: 18px;
    color: var(--text-light);
}

.history-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 16px;
}

.filter-controls {
    display: flex;
    gap: 16px;
}

.history-container {
    background-color: white;
    border-radius: 8px;
    padding: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
}

.history-table-container {
    overflow-x: auto;
    margin-bottom: 32px;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
}

.history-table th,
.history-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.history-table th {
    background-color: var(--background-light);
    font-weight: 600;
    color: var(--text-color);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-table tr:hover {
    background-color: var(--background-light);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-info i {
    font-size: 20px;
    color: var(--primary-color);
}

.action-buttons {
    display: flex;
    gap: 8px;
}

.history-tips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.tip-card {
    background-color: white;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.tip-card i {
    font-size: 24px;
    color: var(--primary-color);
    margin-top: 4px;
}

.tip-content h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.tip-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.tip-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.tip-content a:hover {
    text-decoration: underline;
}

/* 状态标签样式 */
.status {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
}

.status.success {
    background-color: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
}

.status.failed {
    background-color: rgba(244, 67, 54, 0.1);
    color: #F44336;
}

.status.pending {
    background-color: rgba(255, 152, 0, 0.1);
    color: #FF9800;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
}

.page-link {
    padding: 8px 16px;
    border-radius: 4px;
    color: var(--text-light);
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.page-link:hover:not(.disabled) {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.page-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.page-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-ellipsis {
    padding: 8px 16px;
    color: var(--text-light);
}

/* 搜索框样式 */
.search-box {
    position: relative;
    width: 300px;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 40px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-box button {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 14px;
    cursor: pointer;
}

/* 筛选选择器样式 */
.filter-select {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    color: var(--text-color);
    background-color: white;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 小按钮样式 */
.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-sm.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: 1px solid var(--primary-color);
}

.btn-sm.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-sm.btn-outline {
    background-color: white;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-sm.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

/* 登录页面样式 */
.login-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.login-container {
    max-width: 500px;
    margin: 0 auto;
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-header h1 {
    font-size: 32px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.login-header p {
    font-size: 16px;
    color: var(--text-light);
}

.login-form {
    margin-bottom: 32px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 16px;
    font-size: 16px;
    color: var(--text-light);
}

.input-group input {
    padding-left: 48px;
}

.toggle-password {
    position: absolute;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 16px;
}

.label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-divider {
    position: relative;
    text-align: center;
    margin: 32px 0;
}

.login-divider span {
    background-color: white;
    padding: 0 16px;
    color: var(--text-light);
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.login-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-color);
    z-index: 0;
}

.social-login {
    display: flex;
    gap: 16px;
}

.btn-social {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--border-color);
    background-color: white;
    color: var(--text-color);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-social:hover {
    background-color: var(--background-light);
    transform: translateY(-2px);
}

.btn-weixin {
    border-color: #07C160;
    color: #07C160;
}

.btn-weixin:hover {
    background-color: rgba(7, 193, 96, 0.1);
}

.btn-qq {
    border-color: #1DA1F2;
    color: #1DA1F2;
}

.btn-qq:hover {
    background-color: rgba(29, 161, 242, 0.1);
}

.login-footer {
    text-align: center;
    margin-top: 32px;
}

.login-footer p {
    color: var(--text-light);
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* 注册页面样式 */
.register-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.register-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.register-header {
    text-align: center;
    margin-bottom: 40px;
}

.register-header h1 {
    font-size: 32px;
    margin-bottom: 12px;
    color: var(--text-color);
}

.register-header p {
    font-size: 16px;
    color: var(--text-light);
}

.register-form {
    margin-bottom: 32px;
}

.password-hint {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 4px;
    display: block;
}

.register-divider {
    position: relative;
    text-align: center;
    margin: 32px 0;
}

.register-divider span {
    background-color: white;
    padding: 0 16px;
    color: var(--text-light);
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.register-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-color);
    z-index: 0;
}

.social-register {
    display: flex;
    gap: 16px;
}

.register-footer {
    text-align: center;
    margin-top: 32px;
}

.register-footer p {
    color: var(--text-light);
}

.register-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.register-footer a:hover {
    text-decoration: underline;
}

/* 用户菜单样式 */
.user-menu {
    position: relative;
    display: inline-block;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-menu-btn:hover {
    background-color: var(--background-light);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    padding: 8px 0;
    min-width: 200px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.3s ease;
}

.user-menu-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background-color: var(--background-light);
    color: var(--primary-color);
}

.dropdown-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* 个人中心页面样式 */
.profile-section {
    padding: 40px 0;
    background-color: var(--background-light);
}

.profile-container {
    display: flex;
    gap: 32px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.profile-sidebar {
    width: 300px;
    padding: 32px;
    background-color: var(--background-light);
    border-right: 1px solid var(--border-color);
}

.user-info {
    text-align: center;
    margin-bottom: 40px;
}

.user-avatar-lg {
    width: 128px;
    height: 128px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 16px;
    border: 4px solid white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.user-info h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.user-info p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 24px;
}

.profile-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.profile-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.profile-nav-item:hover {
    background-color: rgba(30, 136, 229, 0.1);
    color: var(--primary-color);
}

.profile-nav-item.active {
    background-color: var(--primary-color);
    color: white;
}

.profile-nav-item i {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

.profile-content {
    flex: 1;
    padding: 32px;
}

.section-header {
    margin-bottom: 32px;
}

.section-header h2 {
    font-size: 28px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.section-header p {
    font-size: 16px;
    color: var(--text-light);
}

.section-actions {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 48px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
}

.search-box button {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

.filter-select {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    background-color: white;
    cursor: pointer;
}

/* 统计卡片样式 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background-color: var(--background-light);
    padding: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 24px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-color);
}

.stat-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-color);
}

.stat-content p {
    font-size: 14px;
    color: var(--text-light);
}

/* 最近活动样式 */
.recent-activities {
    margin-bottom: 40px;
}

.recent-activities h3 {
    font-size: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background-color: var(--background-light);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.activity-item:hover {
    background-color: rgba(30, 136, 229, 0.05);
}

.activity-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(30, 136, 229, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-color);
}

.activity-content {
    flex: 1;
}

.activity-content p {
    font-size: 14px;
    margin-bottom: 4px;
    color: var(--text-color);
}

.activity-time {
    font-size: 12px;
    color: var(--text-light);
}

.activity-actions {
    display: flex;
    gap: 8px;
}

/* 转换记录表格样式 */
.conversion-table-container {
    margin-bottom: 32px;
    overflow-x: auto;
}

.conversion-table {
    width: 100%;
    border-collapse: collapse;
}

.conversion-table th,
.conversion-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.conversion-table th {
    background-color: var(--background-light);
    font-weight: 600;
    color: var(--text-color);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.conversion-table tr:hover {
    background-color: var(--background-light);
}

.status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status.success {
    background-color: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
}

.status.failed {
    background-color: rgba(244, 67, 54, 0.1);
    color: #F44336;
}

.status.processing {
    background-color: rgba(255, 193, 7, 0.1);
    color: #FFC107;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 32px;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 4px;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.page-link:hover:not(.disabled) {
    background-color: var(--background-light);
    color: var(--primary-color);
}

.page-link.active {
    background-color: var(--primary-color);
    color: white;
}

.page-link.disabled {
    color: var(--text-light);
    cursor: not-allowed;
}

.page-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--text-light);
}

/* 按钮大小样式 */
.btn-sm {
    padding: 6px 12px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* 定价区域样式 */
.pricing-section {
    padding: 80px 0;
    background-color: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.pricing-card {
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.featured-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 24px;
    color: var(--text-color);
}

.price {
    margin-bottom: 32px;
}

.price-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    font-size: 18px;
    color: var(--text-light);
}

.pricing-features {
    list-style: none;
    margin-bottom: 40px;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.pricing-features li i {
    margin-right: 12px;
    font-size: 16px;
}

.pricing-features li .fas.fa-check {
    color: var(--success-color);
}

.pricing-features li .fas.fa-times {
    color: var(--error-color);
}

/* 常见问题样式 */
.faq-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    background-color: white;
}

.faq-question {
    padding: 20px;
    background-color: white;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background-color: rgba(30, 136, 229, 0.05);
}

.faq-question::after {
    content: '\f078';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-question.active::after {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    background-color: white;
}

.faq-answer.active {
    padding: 20px;
    max-height: 2000px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 联系我们样式 */
.contact-section {
    padding: 80px 0;
    background-color: white;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item i {
    width: 48px;
    height: 48px;
    background-color: rgba(30, 136, 229, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-color);
}

.contact-item span {
    font-size: 16px;
    color: var(--text-color);
}

.contact-form {
    background-color: var(--background-light);
    padding: 40px;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 24px;
}

.form-control {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    background-color: white;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 136, 229, 0.2);
}

/* 页脚样式 */
.footer {
    background-color: #1a237e;
    color: white;
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-brand i {
    font-size: 32px;
    color: white;
}

.footer-brand span {
    font-size: 24px;
    font-weight: 700;
    color: white;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 400px;
}

.footer-links h4 {
    font-size: 18px;
    margin-bottom: 24px;
    color: white;
}

.footer-links a {
    display: block;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    /* converter-container already uses single column layout */
    
    .upload-area {
        padding-bottom: 40px;
    }
    
    .convert-options {
        padding-top: 40px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
    
    .navbar-nav {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-content p {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .converter-container {
        padding: 20px;
    }
    
    .upload-box {
        padding: 40px 20px;
    }
    
    .format-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .container {
        max-width: 100%;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .converter-section,
    .services-section,
    .pricing-section,
    .faq-section,
    .contact-section {
        padding: 60px 0;
    }
    
    .format-options {
        grid-template-columns: 1fr;
    }
}