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

:root {
    --primary-color: #0052FF;
    --primary-dark: #0041CC;
    --accent-color: #00D1FF;
    --text-dark: #1A1A1A;
    --text-light: #666666;
    --bg-white: #FFFFFF;
    --bg-light: #F0F4FF;
    --border-color: #E0E6F0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

/* 导航栏 */
.navbar {
    background-color: var(--bg-white);
    padding: 1rem 5%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-dark);
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* 语言选择器 - 地球图标 */
.lang-selector-wrapper {
    position: relative;
}

.lang-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-white);
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.3s;
    padding: 0;
    text-decoration: none;
    position: relative;
}

.lang-selector:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-light);
    transform: translateY(-1px);
}

.lang-icon {
    font-size: 1.2rem;
    line-height: 1;
    display: block;
}

/* 语言下拉菜单 */
.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    min-width: 120px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1001;
    overflow: hidden;
}

.lang-selector-wrapper.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
}

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

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

.lang-dropdown-item.active {
    background-color: var(--bg-light);
    color: var(--primary-color);
    font-weight: 600;
}

/* 汉堡菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem;
    gap: 5px;
    width: 40px;
    height: 40px;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.menu-toggle.active {
    gap: 0;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(0, 0);
    margin-bottom: -3px;
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(0, 0);
    margin-top: -3px;
}

/* 移动端下拉菜单 */
.mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    opacity: 0;
    visibility: hidden;
}

.mobile-menu.active {
    max-height: 1000px;
    padding: 1rem 0;
    opacity: 1;
    visibility: visible;
}

.mobile-menu .nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    padding: 0;
    margin: 0;
    list-style: none;
}

.mobile-menu .nav-links li {
    width: 100%;
    border-bottom: 1px solid var(--border-color);
    margin: 0;
}

.mobile-menu .nav-links li:last-child {
    border-bottom: none;
}

.mobile-menu .nav-links a {
    display: block;
    padding: 1rem 5%;
    width: 100%;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.mobile-menu .nav-links a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.mobile-menu .nav-buttons {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 1rem 5%;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

    .mobile-menu .nav-buttons .btn {
        width: 100%;
        text-align: center;
        display: block;
    }

.btn {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: 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 12px rgba(0, 82, 255, 0.25);
}

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

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

/* Hero 区域 */
.hero {
    padding: 6rem 5%;
    text-align: center;
    background: linear-gradient(135deg, #FFFFFF 0%, #E6EEFF 100%);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    line-height: 1.2;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 内容区域 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* 特性卡片 */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* 统一图标样式 */
.icon {
    width: 24px;
    height: 24px;
    display: inline-block;
    vertical-align: middle;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}

.icon-lg {
    width: 48px;
    height: 48px;
}

.icon-calendar { background-image: url('../images/calendar.svg'); }
.icon-currency { background-image: url('../images/currency.svg'); }
.icon-shield { background-image: url('../images/shield.svg'); }
.icon-bolt { background-image: url('../images/bolt.svg'); }
.icon-car { background-image: url('../images/car.svg'); }
.icon-leaf { background-image: url('../images/leaf.svg'); }
.icon-search { background-image: url('../images/search.svg'); }
.icon-globe { background-image: url('../images/globe.svg'); }
.icon-menu { background-image: url('../images/menu.svg'); }
.icon-x { background-image: url('../images/x.svg'); }

/* 悬停时通过 filter 变白 */
.feature-card:hover .icon {
    filter: brightness(0) invert(1);
}

.feature-icon-wrapper {
    background-color: var(--bg-light);
    width: 80px;
    height: 80px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.feature-card:hover .feature-icon-wrapper {
    background-color: var(--primary-color);
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 页脚 */
.footer {
    background-color: var(--bg-light);
    padding: 4rem 5% 2rem;
    margin-top: 5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.3s;
}

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

/* FAQ 样式 */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: var(--bg-light);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s, padding 0.3s;
    color: var(--text-light);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 1.5rem 1.5rem;
}

.faq-icon {
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

/* 表单样式 */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        position: relative;
        padding: 1rem 5%;
    }

    .logo {
        order: 1;
        flex: 1;
    }

    /* 移动端右上角控制区域 */
    .nav-buttons {
        order: 2;
        display: flex;
        gap: 0.5rem;
        align-items: center;
    }

    /* 移动端只显示语言选择器，隐藏Login按钮 */
    .nav-buttons .btn {
        display: none;
    }

    /* 移动端语言选择器样式 */
    .nav-buttons .lang-selector-wrapper {
        display: block;
    }

    .menu-toggle {
        display: flex;
        order: 3;
        z-index: 1001;
        position: relative;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu {
        order: 4;
        width: 100%;
        flex-basis: 100%;
    }
    
    /* 移动端菜单中不显示语言选择器（因为已经在右上角了） */
    .mobile-menu .lang-selector-wrapper {
        display: none;
    }

    .hero {
        padding: 3rem 5%;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .car-grid {
        grid-template-columns: 1fr;
    }

    .search-box {
        margin: 1rem auto;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* 车辆卡片 */
.car-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.car-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.car-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.car-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--bg-light);
}

.car-info {
    padding: 1.5rem;
}

.car-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.car-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.car-features {
    list-style: none;
    margin-bottom: 1rem;
}

.car-features li {
    color: var(--text-light);
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

/* 搜索框 */
.search-box {
    max-width: 600px;
    margin: 2rem auto;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-size: 1rem;
}

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

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

/* 统计数据区域 */
.stats-section {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-desc {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 流程步骤 */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin-top: 3rem;
}

.step-item {
    display: grid;
    grid-template-columns: 80px 1fr 200px;
    gap: 3rem;
    align-items: center;
    padding: 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.step-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.3;
}

.step-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.step-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.step-features li {
    background: var(--bg-light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.step-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: 12px;
    padding: 2rem;
}

/* 车型标签 */
.car-tag {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.car-tag.new {
    background: var(--accent-color);
}

.car-tag.popular {
    background: #FF6B35;
}

/* 分割布局 */
.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.split-content {
    padding: 2rem;
}

.split-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 100%;
    max-width: 400px;
    height: 300px;
    background: var(--bg-light);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.image-placeholder .icon-lg {
    opacity: 0.3;
}

.image-placeholder p {
    color: var(--text-light);
    font-weight: 500;
}

/* 优势列表 */
.benefit-list {
    list-style: none;
}

.benefit-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    color: var(--text-dark);
    font-weight: 500;
}

.benefit-list .icon {
    color: var(--primary-color);
}

/* 客户评价 */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
}

.quote-icon {
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
    position: absolute;
    top: 1rem;
    left: 1.5rem;
}

.quote-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    padding-top: 1rem;
}

.quote-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-info strong {
    display: block;
    color: var(--text-dark);
}

.author-info span {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* 合作伙伴 */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.partner-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.partner-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-light);
}

/* CTA 区域 */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 5rem 5%;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

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

.cta-section .btn-primary:hover {
    background: var(--bg-light);
}

.cta-section .btn-outline {
    border-color: white;
    color: white;
}

.cta-section .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* 大按钮 */
.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
}

/* 面包屑导航 */
.breadcrumb {
    background: var(--bg-light);
    padding: 1rem 5%;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.breadcrumb-list li {
    color: var(--text-light);
}

.breadcrumb-list li::after {
    content: "/";
    margin-left: 0.5rem;
    color: var(--text-light);
}

.breadcrumb-list li:last-child::after {
    display: none;
}

.breadcrumb-list a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* 筛选标签 */
.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.filter-tag {
    padding: 0.5rem 1.25rem;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

.filter-tag:hover,
.filter-tag.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* 订阅流程区域 */
.subscription-flow {
    background: var(--bg-light);
    padding: 4rem 0;
}

.flow-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.flow-step {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.flow-step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.flow-step h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.flow-step p {
    color: var(--text-light);
    line-height: 1.8;
}

.flow-step ul {
    list-style: none;
    margin-top: 1rem;
    text-align: left;
}

.flow-step ul li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.flow-step ul li::before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* 价格卡片 */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    position: relative;
}

.pricing-card.featured::before {
    content: "推荐";
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.pricing-desc {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-light);
}

.pricing-features {
    list-style: none;
    margin: 1.5rem 0;
}

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features .icon {
    color: var(--primary-color);
}

/* 表格样式 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.data-table th,
.data-table td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
}

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

.data-table tr:hover td {
    background: var(--bg-light);
}

/* 联系表单区域 */
.contact-section {
    background: var(--bg-light);
    padding: 4rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.contact-info p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-details .icon {
    color: var(--primary-color);
}

.contact-form-wrapper {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-form-wrapper h3 {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

/* 响应式补充 */
@media (max-width: 992px) {
    .step-item {
        grid-template-columns: 60px 1fr;
        gap: 2rem;
    }
    
    .step-image {
        grid-column: 1 / -1;
        order: -1;
    }
    
    .split-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .flow-steps {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .step-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step-number {
        font-size: 2rem;
    }
    
    .step-features {
        justify-content: center;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-section h2 {
        font-size: 1.75rem;
    }
    
    .cta-section p {
        font-size: 1rem;
    }
}