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

/* 设计令牌 */
:root {
    --color-primary: #000000;
    --color-secondary: #333333;
    --color-accent: #666666;
    --color-light: #f5f5f5;
    --color-lighter: #fafafa;
    --color-white: #ffffff;
    --color-oatmeal: #e8e0d5;
    --color-gray: #808080;
    
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 基础样式 */
body {
    font-family: var(--font-primary);
    color: var(--color-primary);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-light);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--color-secondary);
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    position: relative;
    transition: var(--transition-smooth);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

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

.nav-link:hover::after {
    width: 100%;
}

/* 主容器 */
.main-container {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* 内容区域 */
.content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* 首页样式 */
.hero-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-lighter) 100%);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-accent);
    max-width: 600px;
    opacity: 0;
    animation: fadeInUp 1s ease 0.3s forwards;
}

.carousel {
    margin-top: var(--spacing-xl);
    width: 100%;
    max-width: 800px;
    height: 500px;
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 系列页面样式 */
.series-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.series-card {
    background: var(--color-white);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.series-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.series-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.series-card:hover .series-image {
    transform: scale(1.05);
}

.series-content {
    padding: var(--spacing-md);
}

.series-title {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
}

.series-description {
    color: var(--color-accent);
    font-size: 0.95rem;
    line-height: 1.8;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.gallery-item {
    overflow: hidden;
    border-radius: var(--border-radius-sm);
    aspect-ratio: 4/5;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.gallery-item img:hover {
    transform: scale(1.1);
}

/* 美学页面样式 */
.aesthetics-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-top: var(--spacing-xxl);
}

.aesthetics-content {
    padding: var(--spacing-lg);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 200;
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.1em;
}

.section-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.section-text {
    color: var(--color-accent);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.aesthetics-image {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 工艺页面样式 */
.craft-hero {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.craft-intro {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: var(--color-secondary);
    line-height: 1.8;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.detail-card {
    background: var(--color-white);
    overflow: hidden;
    border-radius: var(--border-radius-md);
    transition: var(--transition-smooth);
}

.detail-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.detail-image {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.detail-card:hover .detail-image {
    transform: scale(1.05);
}

.detail-caption {
    padding: var(--spacing-sm);
    text-align: center;
    color: var(--color-gray);
    font-size: 0.9rem;
}

/* 页脚样式 */
.footer {
    background-color: var(--color-light);
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid var(--color-light);
}

.footer-text {
    color: var(--color-accent);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-list {
        gap: var(--spacing-md);
    }
    
    .nav-link {
        font-size: 0.85rem;
    }
    
    .aesthetics-section {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding: var(--spacing-md);
    }
    
    .series-grid {
        grid-template-columns: 1fr;
    }
    
    .carousel {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .content {
        padding: var(--spacing-md);
    }
    
    .section-title {
        font-size: 2rem;
    }
}