/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', sans-serif;
}

body {
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

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

a {
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 10px;
    margin-bottom: 10px;
}

.btn-primary {
    background-color: #4285f4;
    color: white;
    border: 2px solid #4285f4;
}

.btn-primary:hover {
    background-color: #3367d6;
    border-color: #3367d6;
}

.btn-secondary {
    background-color: transparent;
    color: #4285f4;
    border: 2px solid #4285f4;
}

.btn-secondary:hover {
    background-color: #4285f4;
    color: white;
}

/* 头部导航 */
header {
    background-color: 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;
    padding: 15px;
}

.logo h1 {
    font-size: 1.8rem;
    color: #4285f4;
    font-weight: 700;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    font-weight: 600;
    position: relative;
}

.nav-links a:hover {
    color: #4285f4;
}

.nav-links a.active {
    color: #4285f4;
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #4285f4;
    bottom: -5px;
    left: 0;
}

.burger {
    display: none;
    cursor: pointer;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px;
    transition: all 0.3s ease;
}

/* 英雄区域 */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e7eb 100%);
}

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

.hero-content {
    flex: 1;
    padding-right: 30px;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #333;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #666;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 特点部分 */
.features {
    padding: 80px 0;
    background-color: white;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 50px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: #4285f4;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

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

.feature-card {
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 2.5rem;
    color: #4285f4;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #333;
}

.feature-card p {
    color: #666;
}

/* 关于部分 */
.about {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: #666;
}

/* 页脚 */
footer {
    background-color: #333;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #4285f4;
}

.footer-logo p {
    color: #ccc;
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: white;
}

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

.footer-links ul li a {
    color: #ccc;
}

.footer-links ul li a:hover {
    color: #4285f4;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #ccc;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .nav-links {
        position: absolute;
        right: 0;
        height: 92vh;
        top: 8vh;
        background-color: white;
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 50%;
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
        box-shadow: -5px 0 10px rgba(0, 0, 0, 0.1);
    }

    .nav-links li {
        opacity: 0;
        margin: 15px 0;
    }

    .burger {
        display: block;
    }

    .nav-active {
        transform: translateX(0%);
    }

    @keyframes navLinkFade {
        from {
            opacity: 0;
            transform: translateX(50px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    .toggle .line1 {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .toggle .line2 {
        opacity: 0;
    }

    .toggle .line3 {
        transform: rotate(45deg) translate(-5px, -6px);
    }

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

    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
    }

    .cta-buttons {
        justify-content: center;
    }
}

/* 子页面通用样式 */
.page-header {
    background-color: #4285f4;
    color: white;
    padding: 60px 0;
    text-align: center;
}

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

.page-header p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.page-content {
    padding: 60px 0;
}

.page-section {
    margin-bottom: 60px;
}

.page-section h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #333;
}

.page-section p {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.7;
}

/* 图片网格 */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.image-item {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.image-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.image-item:hover img {
    transform: scale(1.05);
}

/* 卡片网格 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 20px;
}

.card-content h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.card-content p {
    color: #666;
    margin-bottom: 15px;
}

/* 表格样式 */
.table-container {
    overflow-x: auto;
    margin: 30px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

thead {
    background-color: #4285f4;
    color: white;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

tr:hover {
    background-color: #f8f9fa;
}

/* 步骤列表 */
.steps-list {
    counter-reset: step;
    margin: 30px 0;
}

.step-item {
    position: relative;
    padding-left: 70px;
    margin-bottom: 40px;
}

.step-item::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 50px;
    height: 50px;
    background-color: #4285f4;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.step-item h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.step-item p {
    color: #666;
    line-height: 1.7;
}

/* 购买页面特殊样式 */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.pricing-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.pricing-header {
    background-color: #4285f4;
    color: white;
    padding: 20px;
}

.pricing-header h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: bold;
}

.pricing-features {
    padding: 20px;
}

.pricing-features ul {
    margin-bottom: 20px;
}

.pricing-features ul li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

/* 制作指南特殊样式 */
.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 比例 */
    height: 0;
    overflow: hidden;
    margin: 30px 0;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* 程序设计特殊样式 */
.code-block {
    background-color: #282c34;
    color: #abb2bf;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
}

.code-block pre {
    margin: 0;
}

/* 外观设计特殊样式 */
.color-palette {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 20px 0;
}

.color-item {
    width: 100px;
    text-align: center;
}

.color-box {
    height: 100px;
    border-radius: 10px;
    margin-bottom: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.color-name {
    font-size: 0.9rem;
    color: #666;
}

/* 功能介绍特殊样式 */
.feature-comparison {
    margin: 30px 0;
}

.comparison-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.comparison-icon {
    font-size: 2rem;
    color: #4285f4;
    margin-right: 20px;
}

.comparison-content h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.comparison-content p {
    color: #666;
}

/* 套件介绍特殊样式 */
.kit-components {
    margin: 30px 0;
}

.component-item {
    display: flex;
    margin-bottom: 30px;
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.component-image {
    flex: 1;
    min-width: 200px;
}

.component-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.component-content {
    flex: 2;
    padding: 20px;
}

.component-content h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.component-content p {
    color: #666;
    margin-bottom: 15px;
}

.component-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.spec-item {
    background-color: #f8f9fa;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.9rem;
    color: #666;
}

@media screen and (max-width: 768px) {
    .component-item {
        flex-direction: column;
    }
    
    .component-image {
        height: 200px;
    }
}