/* 全局样式 */
:root {
    --primary-color: #ff7e1d;
    --secondary-color: #f5a742;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --gray: #e0e0e0;
    --dark-gray: #666;
    --white: #fff;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

section {
    padding: 60px 0;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

/* 头部导航 */
header {
    padding: 20px 0;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

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

.logo img {
    width: 40px;
    margin-right: 10px;
}

.logo span {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

nav ul {
    display: flex;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    font-weight: 500;
    position: relative;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary-color);
}

nav ul li a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.login-btn a {
    padding: 8px 20px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.login-btn a:hover {
    background-color: var(--secondary-color);
}

/* 英雄区域 */
.hero {
    padding: 50px 0;
    background-color: transparent;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: center;
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
}

.hero-content {
    padding-right: 10px;
}

.hero-content h1 {
    font-size: 2.1rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.hero-content p {
    font-size: 0.95rem;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.cta-button a {
    padding: 12px 25px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    display: inline-block;
}

.cta-button a:hover {
    background-color: var(--secondary-color);
}

.hero-image {
    padding-left: 10px;
    text-align: center;
    max-height: 350px;
    overflow: visible;
    background: transparent;
}

.hero-image img {
    max-width: 90%;
    max-height: 320px;
    object-fit: contain;
}

/* 特性区域 */
.features {
    padding: 60px 0;
    background-color: var(--white);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background-color: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 30px;
    color: var(--primary-color);
}

.feature-card h3 {
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--dark-gray);
}

/* 用户反馈 */
.testimonials {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.testimonial-slider {
    max-width: 700px;
    margin: 0 auto;
}

.testimonial {
    padding: 30px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.quote {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.author {
    display: flex;
    align-items: center;
}

.author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.author h4 {
    margin-bottom: 5px;
}

.author p {
    color: var(--dark-gray);
    margin: 0;
}

/* 页脚 */
footer {
    padding: 60px 0 20px;
    background-color: #383838;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-col h4 {
    margin-bottom: 20px;
    color: var(--gray);
}

.footer-col p {
    margin-bottom: 20px;
    color: var(--gray);
}

.social-links {
    display: flex;
    margin-top: 15px;
}

.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;
    margin-right: 10px;
}

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

.social-links a i {
    font-size: 20px;
}

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

.footer-col ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.contact-info li i {
    margin-right: 10px;
    color: var(--primary-color);
}

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: var(--gray);
}

.copyright p {
    margin-bottom: 5px;
}

.copyright a {
    color: var(--gray);
    transition: var(--transition);
}

.copyright a:hover {
    color: var(--primary-color);
}

/* 价格页面样式 */
.pricing-header {
    padding: 30px 0;
    background-color: var(--light-gray);
    text-align: center;
}

.pricing-header h1 {
    margin-bottom: 10px;
    font-size: 2rem;
}

.pricing-header p {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: 15px;
}

.annual-toggle {
    display: inline-flex;
    align-items: center;
    background-color: var(--white);
    padding: 5px 10px;
    border-radius: 30px;
    box-shadow: var(--box-shadow);
}

.annual-toggle span {
    margin: 0 10px;
    font-weight: 500;
}

/* 开关样式 */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: var(--transition);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--transition);
}

input:checked+.slider {
    background-color: var(--primary-color);
}

input:checked+.slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.pricing-plans {
    padding: 60px 0;
}

.plans-table,
.comparison-table {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    width: 100%;
}

.plan-category,
.comparison-category {
    padding: 15px 10px;
    background-color: var(--light-gray);
    font-weight: 600;
    text-align: left;
    border-bottom: 1px solid var(--gray);
}

/* 网格布局设置 */
.plans-row,
.comparison-row {
    display: grid;
    border-bottom: 1px solid var(--gray);
}

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

.comparison-row {
    grid-template-columns: 2fr repeat(3, 1fr);
}

.plan,
.feature,
.plan-value {
    padding: 15px 20px;
    text-align: center;
}

.feature {
    text-align: left;
    font-weight: 500;
    border-right: 1px solid var(--gray);
    max-width: none;
}

.plan {
    padding: 20px;
    text-align: center;
    position: relative;
}

.plan.current {
    background-color: rgba(255, 126, 29, 0.05);
}

.current-label {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 0.8rem;
    padding: 3px 10px;
    border-radius: 20px;
}

.plan-icon {
    width: 60px;
    height: 60px;
    background-color: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.plan-icon i {
    font-size: 25px;
    color: var(--primary-color);
}

.price {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 10px 0;
}

.price span {
    font-size: 0.9rem;
    font-weight: normal;
    color: var(--dark-gray);
}

.discount {
    display: inline-block;
    background-color: rgba(255, 126, 29, 0.2);
    color: var(--primary-color);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-top: 5px;
}

.plans-row.actions {
    padding: 20px 0;
}

.plans-row.actions .plan {
    display: flex;
    align-items: center;
    justify-content: center;
}

.plans-row.actions .btn {
    width: 100%;
}

/* 服务详情 */
.service-details {
    padding: 60px 0;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 126, 29, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 30px;
    color: var(--primary-color);
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card p {
    color: var(--dark-gray);
    margin-bottom: 20px;
}

.service-card ul {
    list-style: disc;
    padding-left: 20px;
}

.service-card ul li {
    margin-bottom: 8px;
    color: var(--dark-gray);
}

/* CTA区域 */
.cta {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta .btn {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
}

.cta .btn:hover {
    background-color: transparent;
    color: var(--white);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 0;
        margin-bottom: 30px;
    }

    nav ul {
        display: none;
    }

    .plans-row,
    .comparison-row {
        grid-template-columns: 1fr;
    }

    .feature,
    .plan-value {
        border-right: none;
        border-bottom: 1px solid var(--gray);
    }
}

@media (max-width: 768px) {
    .plans-row {
        grid-template-columns: 1fr;
    }

    .plan {
        border-bottom: 1px solid var(--gray);
    }

    .plans-row.actions .plan {
        padding: 10px 20px;
    }
}

.plans-row.header {
    background-color: var(--white);
}

.plan {
    padding: 20px;
    text-align: center;
    position: relative;
}

/* 功能对比表 */
.features-comparison {
    padding: 60px 0;
    background-color: var(--light-gray);
}

.comparison-table {
    margin-top: 40px;
}

.plan-value {
    font-size: 0.9rem;
}

/* 每个列宽固定，避免自动调整破坏对齐 */
.plan,
.plan-value {
    width: 100%;
    box-sizing: border-box;
}

/* 重置feature的最大宽度 */
.feature {
    text-align: left;
    font-weight: 500;
    border-right: 1px solid var(--gray);
    max-width: none;
}

/* 确保列对齐的关键设置 */
.plan-value:nth-child(2) {
    grid-column: 2;
}

.plan-value:nth-child(3) {
    grid-column: 3;
}

.plan-value:nth-child(4) {
    grid-column: 4;
}

/* 调整表格容器宽度保持一致 */
.plans-table,
.comparison-table {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

/* 使用表格布局替代网格布局 */
.price-table,
.feature-table {
    width: 100%;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    border-collapse: collapse;
    margin-bottom: 40px;
    border: 1px solid var(--gray);
}

.feature-table {
    margin-top: 40px;
}

th,
td {
    vertical-align: middle;
}

/* 表格头部样式 */
.plan-header {
    padding: 15px 10px;
    text-align: center;
    position: relative;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray);
}

.plan-header.current {
    background-color: rgba(255, 126, 29, 0.05);
}

.plan-header h3 {
    margin-top: 10px;
    margin-bottom: 0;
    font-size: 1.3rem;
}

/* 功能表格标题样式 */
.feature-category {
    padding: 15px 10px;
    background-color: var(--light-gray);
    font-weight: 600;
    text-align: left;
    border-bottom: 1px solid var(--gray);
}

/* 价格区域样式 */
.plan-price {
    padding: 15px 10px;
    text-align: center;
    border-bottom: 1px solid var(--gray);
}

.plan-price.current {
    background-color: rgba(255, 126, 29, 0.05);
}

/* 按钮区域样式 */
.plan-action {
    padding: 15px 10px;
    text-align: center;
    border-bottom: 1px solid var(--gray);
}

.plan-action.current {
    background-color: rgba(255, 126, 29, 0.05);
}

.plan-action .btn {
    width: 90%;
    padding: 8px 10px;
    font-size: 0.95rem;
}

/* 功能表格样式 */
.feature-name {
    padding: 15px 10px;
    text-align: left;
    font-weight: 500;
    border-right: 1px solid var(--gray);
    border-bottom: 1px solid var(--gray);
    min-width: 120px;
}

.feature-value {
    padding: 15px 10px;
    text-align: center;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--gray);
}

/* 保留原有样式 */
.current-label {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 0.8rem;
    padding: 3px 10px;
    border-radius: 20px;
}

.plan-icon {
    width: 50px;
    height: 50px;
    background-color: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.plan-icon i {
    font-size: 25px;
    color: var(--primary-color);
}

.price {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 10px 0;
}

.price span {
    font-size: 0.9rem;
    font-weight: normal;
    color: var(--dark-gray);
}

.discount {
    display: inline-block;
    background-color: rgba(255, 126, 29, 0.2);
    color: var(--primary-color);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-top: 5px;
}

/* 响应式设计 */
@media (max-width: 768px) {

    .price-table,
    .feature-table {
        display: block;
        overflow-x: auto;
        width: 100%;
    }

    .plan-header,
    .plan-price,
    .plan-action,
    .feature-name,
    .feature-value {
        padding: 10px;
    }

    .feature-name {
        min-width: 140px;
    }
}

/* 添加新的价格表标签样式 */
.plan-label {
    padding: 15px 10px;
    text-align: left;
    font-weight: 500;
    border-right: 1px solid var(--gray);
    border-bottom: 1px solid var(--gray);
    min-width: 120px;
}

/* 功能表头样式 */
.feature-header {
    padding: 15px 10px;
    background-color: var(--white);
    text-align: center;
    font-weight: 600;
    border-bottom: 1px solid var(--gray);
}