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

/* CSS变量定义 */
:root {
    /* 日式配色方案 */
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #f39c12;
    --background-light: #fdfefe;
    --background-dark: #34495e;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #ecf0f1;
    --border-light: #bdc3c7;
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.15);
    --shadow-heavy: rgba(0, 0, 0, 0.25);
    
    /* 日式特色色彩 */
    --sakura-pink: #ffb7c5;
    --bamboo-green: #4a6741;
    --zen-gray: #5d5d5d;
    --gold-leaf: #d4af37;
    --ink-black: #1a1a1a;
    
    /* 字体设置 */
    --font-primary: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Noto Serif SC', Georgia, serif;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* 边框圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* 过渡效果 */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 基础排版 */
body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--background-light);
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

/* 按钮样式 */
.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-medium);
    box-shadow: 0 4px 15px var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
}

.btn-primary.large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

.btn-primary i {
    margin-right: var(--spacing-xs);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.hero-decoration {
    position: relative;
    width: 100%;
    height: 100%;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    width: 200px;
    height: 200px;
    top: 20%;
    right: 10%;
    animation-delay: 0s;
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.2), rgba(52, 152, 219, 0.2));
}

.circle-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    left: 5%;
    animation-delay: 2s;
    background: linear-gradient(135deg, rgba(46, 204, 113, 0.2), rgba(155, 89, 182, 0.2));
}

.circle-3 {
    width: 100px;
    height: 100px;
    top: 30%;
    left: 15%;
    animation-delay: 4s;
    background: linear-gradient(135deg, rgba(241, 196, 15, 0.2), rgba(230, 126, 34, 0.2));
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 255, 255, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 50px 50px;
    animation: patternMove 20s linear infinite;
}

@keyframes patternMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    order: 1;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    order: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    box-shadow: 0 4px 15px var(--shadow-light);
}

.hero-badge i {
    color: var(--secondary-color);
    margin-right: var(--spacing-xs);
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.title-main {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--ink-black);
    margin-bottom: var(--spacing-xs);
}

.title-sub {
    display: block;
    font-size: 1.5rem;
    color: var(--zen-gray);
    font-weight: 400;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: var(--font-serif);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-light);
}

.hero-cta {
    text-align: left;
    margin-top: var(--spacing-xl);
}

.hero-image {
    margin-top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-book-image {
    width: 320px;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px var(--shadow-heavy);
    transition: all var(--transition-medium);
    animation: bookFloat 4s ease-in-out infinite;
}

.hero-book-image:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 35px 70px var(--shadow-heavy);
}

.image-badge {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold-leaf);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    animation: badgePulse 3s ease-in-out infinite;
    white-space: nowrap;
    z-index: 3;
}

@keyframes bookFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes badgePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.cta-note {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.book-stack {
    position: relative;
    perspective: 1000px;
}

.book-stack img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.book-cover {
    width: 200px;
    height: 280px;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 35px var(--shadow-medium);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--spacing-md);
    color: white;
    position: absolute;
    transition: all var(--transition-medium);
}

.main-book {
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    z-index: 3;
    transform: rotateY(-5deg) rotateX(5deg);
}

.book-2 {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    z-index: 2;
    transform: rotateY(-10deg) rotateX(5deg) translateX(-20px) translateY(20px);
}

.book-3 {
    background: linear-gradient(135deg, var(--bamboo-green), var(--zen-gray));
    z-index: 1;
    transform: rotateY(-15deg) rotateX(5deg) translateX(-40px) translateY(40px);
}

.book-title {
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.book-author {
    font-size: 0.9rem;
    text-align: center;
    opacity: 0.8;
}

.signature-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--gold-leaf);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    z-index: 4;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--ink-black);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: var(--spacing-xxl) 0;
    background: white;
}

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

.mission-item {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    background: white;
    box-shadow: 0 10px 30px var(--shadow-light);
    transition: all var(--transition-medium);
}

.mission-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.mission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.mission-item h3 {
    margin-bottom: var(--spacing-md);
    color: var(--ink-black);
}

.mission-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Categories Section */
.categories {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.category-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.category-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 10px 30px var(--shadow-light);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.category-card.featured {
    border: 2px solid var(--gold-leaf);
    transform: scale(1.05);
}

.category-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--gold-leaf);
    color: white;
    padding: var(--spacing-xs) var(--spacing-xl);
    font-size: 0.8rem;
    font-weight: 600;
    transform: rotate(45deg);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.category-image {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.category-card h3 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--ink-black);
}

.category-card p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

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

.book-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.book-list li:before {
    content: "📖";
    position: absolute;
    left: 0;
    top: var(--spacing-xs);
}

/* Author Spotlight */
.author-spotlight {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.spotlight-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.author-image {
    position: relative;
    text-align: center;
}

.image-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 20px 40px var(--shadow-medium);
    overflow: hidden;
}

.author-image img {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.author-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--gold-leaf);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.author-info h2 {
    color: var(--ink-black);
    margin-bottom: var(--spacing-xs);
}

.author-title {
    color: var(--secondary-color);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.author-description p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--text-secondary);
}

.author-philosophy {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--secondary-color);
}

.author-philosophy blockquote {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--ink-black);
    font-family: var(--font-serif);
}

.author-achievements {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.achievement {
    display: flex;
    align-items: center;
    background: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px var(--shadow-light);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.achievement i {
    color: var(--secondary-color);
    margin-right: var(--spacing-xs);
}

/* Testimonials */
.testimonials {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 10px 30px var(--shadow-light);
    transition: all var(--transition-medium);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--shadow-medium);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-style: italic;
    line-height: 1.8;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.testimonial-content p:before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: var(--secondary-color);
    font-family: var(--font-serif);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.author-details h4 {
    color: var(--ink-black);
    margin-bottom: var(--spacing-xs);
}

.author-details p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Final CTA */
.final-cta {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    color: white;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    opacity: 0.9;
}

.feature i {
    margin-right: var(--spacing-xs);
    color: var(--accent-color);
}

.cta-urgency {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    opacity: 0.8;
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

/* Footer */
.footer {
    background: var(--ink-black);
    color: var(--text-light);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    line-height: 1.7;
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--text-light);
    text-decoration: none;
    opacity: 0.8;
    transition: all var(--transition-fast);
}

.footer-section ul li a:hover {
    opacity: 1;
    color: var(--accent-color);
}

.footer-section ul li i {
    margin-right: var(--spacing-xs);
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.6;
}

/* Fixed CTA Button */
.fixed-cta {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: max-content;
}

.fixed-cta-btn {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 10px 30px var(--shadow-heavy);
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    animation: pulse 2s infinite;
}

.fixed-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px var(--shadow-heavy);
}

@keyframes pulse {
    0% { box-shadow: 0 10px 30px var(--shadow-heavy); }
    50% { box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4); }
    100% { box-shadow: 0 10px 30px var(--shadow-heavy); }
}

/* 响应式设计 */
/* 桌面端大屏幕优化 */
@media (min-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr 1fr !important;
        gap: var(--spacing-xxl) !important;
        text-align: left !important;
    }
    
    .hero-content {
        align-items: flex-start !important;
        text-align: left !important;
        order: 1 !important;
    }
    
    .hero-image {
        order: 2 !important;
    }
    
    .hero-cta {
        text-align: left !important;
    }
}

@media (min-width: 769px) and (max-width: 1023px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
        text-align: left;
    }
    
    .hero-content {
        align-items: flex-start;
        text-align: left;
        order: 1;
    }
    
    .hero-image {
        order: 2;
    }
    
    .hero-cta {
        text-align: left;
    }
    
    .hero-book-image {
        width: 280px;
        height: 350px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content {
        align-items: center;
        text-align: center;
        order: 1;
    }
    
    .hero-image {
        order: 2;
        margin-top: var(--spacing-lg);
        margin-bottom: 0;
    }
    
    .hero-cta {
        text-align: center;
    }
    
    .hero-book-image {
        width: 240px;
        height: 300px;
    }
    
    .image-badge {
        top: -25px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 0.75rem;
        padding: var(--spacing-xs);
    }
    
    .title-main {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .title-sub {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
    
    .stat-item {
        min-width: 80px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .hero-visual .book-stack {
        margin-top: var(--spacing-lg);
    }
    
    .hero-visual img {
        max-width: 250px;
        height: auto;
    }
    
    .spotlight-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .author-image img {
        width: 200px !important;
        height: 200px !important;
        object-fit: cover;
    }
    
    .cta-features {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .fixed-cta-btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.9rem;
        white-space: nowrap;
    }
    
    .fixed-cta-btn span {
        display: inline;
        margin-left: var(--spacing-xs);
    }
    
    .fixed-cta-btn i {
        margin-right: var(--spacing-xs);
    }
    
    .book-cover {
        width: 150px;
        height: 210px;
    }
    
    .book-title {
        font-size: 0.9rem;
    }
    
    /* 新增移动端优化 */
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .section-header p {
        font-size: 1rem;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .mission-item {
        padding: var(--spacing-lg);
        text-align: center;
    }
    
    .category-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .category-card {
        padding: var(--spacing-lg);
        text-align: center;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    /* 书籍详情区域 */
    .featured-book {
        display: grid !important;
        grid-template-columns: 1fr !important;
        grid-template-rows: auto auto;
        text-align: center;
        padding: var(--spacing-xl);
        gap: 0;
    }
    
    .book-cover-large {
        width: 250px;
        height: 320px;
        margin: 0 auto var(--spacing-lg);
        position: relative;
        transform: none;
        box-shadow: 0 15px 30px var(--shadow-medium);
        order: 1;
        grid-row: 1;
    }
    
    .book-info {
        order: 2;
        grid-row: 2;
    }
    
    .signature-overlay {
        position: absolute;
        top: -25px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--gold-leaf);
        color: white;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--radius-md);
        font-size: 0.8rem;
        font-weight: 600;
        box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
        z-index: 2;
        white-space: nowrap;
    }
    
    .book-info h3 {
        font-size: 1.6rem;
    }
    
    .book-subtitle {
        font-size: 1.1rem;
    }
    
    .book-meta {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .book-description,
    .book-highlights {
        background: white;
        padding: var(--spacing-lg);
        border-radius: var(--radius-md);
        box-shadow: 0 4px 15px var(--shadow-light);
        margin-bottom: var(--spacing-md);
    }
    
    .book-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
    
    .book-card {
        padding: var(--spacing-md);
    }
    
    .book-cover-small {
        width: 100px;
        height: 130px;
    }
    
    /* 社区统计 */
    .community-stats {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .community-features {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
    
    /* FAQ区域 */
    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    /* CTA功能特性 */
    .cta-features {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: var(--spacing-md);
        justify-items: center;
    }
    
    .feature {
        text-align: center;
    }
}

@media (max-width: 480px) {
    /* 基础布局 */
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    /* Hero区域 */
    .title-main {
        font-size: 1.8rem;
        line-height: 1.1;
        margin-bottom: var(--spacing-sm);
    }
    
    .title-sub {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .stat-divider {
        display: none;
    }
    
    .stat-number {
        font-size: 1.3rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    .hero-visual img {
        max-width: 200px;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
        padding: 0 var(--spacing-xs);
    }
    
    .hero-content {
        align-items: center;
        text-align: center;
        order: 1;
    }
    
    .hero-image {
        order: 2;
        margin-top: var(--spacing-md);
        margin-bottom: 0;
    }
    
    .hero-cta {
        text-align: center;
        margin-top: var(--spacing-lg);
    }
    
    .hero-book-image {
        width: 200px;
        height: 260px;
    }
    
    .image-badge {
        top: -20px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 0.7rem;
        padding: 4px 8px;
    }
    
    .image-badge i {
        font-size: 0.7rem;
    }
    
    /* 区块标题 */
    .section-header h2 {
        font-size: 1.5rem;
        line-height: 1.2;
    }
    
    .section-header p {
        font-size: 0.9rem;
    }
    
    /* 书籍详情区域整体优化 */
    .book-details {
        padding: var(--spacing-xl) 0;
    }
    
    .book-showcase {
        margin-top: var(--spacing-lg);
    }
    
    /* 主书籍 - 上图下文布局 */
    .featured-book {
        display: grid !important;
        grid-template-columns: 1fr !important;
        grid-template-rows: auto auto;
        text-align: center;
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-xl);
        background: linear-gradient(135deg, #f8f9fa, #e9ecef);
        border-radius: var(--radius-lg);
        box-shadow: 0 8px 25px var(--shadow-light);
        gap: 0;
    }
    
    .book-cover-large {
        width: 240px;
        height: 320px;
        margin: 0 auto var(--spacing-lg);
        position: relative;
        transform: none;
        box-shadow: 0 15px 30px var(--shadow-medium);
    }
    
    .book-cover-large .book-spine {
        width: 100%;
        height: 100%;
        border-radius: var(--radius-md);
        overflow: hidden;
    }
    
    .book-cover-large .book-spine img {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover;
        border-radius: var(--radius-md);
    }
    
    .signature-overlay {
        position: absolute;
        top: -25px;
        left: 50%;
        transform: translateX(-50%);
        background: var(--gold-leaf);
        color: white;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--radius-md);
        font-size: 0.75rem;
        font-weight: 600;
        box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
        z-index: 2;
        white-space: nowrap;
    }
    
    .book-info {
        text-align: center;
        max-width: 100%;
        order: 2;
        grid-row: 2;
    }
    
    .book-cover-large {
        order: 1;
        grid-row: 1;
    }
    
    .book-info h3 {
        font-size: 1.4rem;
        margin-bottom: var(--spacing-xs);
        color: var(--ink-black);
    }
    
    .book-subtitle {
        font-size: 1rem;
        color: var(--text-secondary);
        margin-bottom: var(--spacing-lg);
        font-style: italic;
    }
    
    .book-meta {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
        justify-content: center;
        margin-bottom: var(--spacing-lg);
    }
    
    .book-meta span {
        background: white;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--radius-md);
        font-size: 0.8rem;
        color: var(--text-secondary);
        box-shadow: 0 2px 6px var(--shadow-light);
        white-space: nowrap;
    }
    
    .book-description {
        text-align: left;
        margin-bottom: var(--spacing-lg);
        background: white;
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
        box-shadow: 0 2px 8px var(--shadow-light);
    }
    
    .book-description p {
        font-size: 0.9rem;
        line-height: 1.6;
        color: var(--text-secondary);
        margin-bottom: var(--spacing-sm);
    }
    
    .book-description p:last-child {
        margin-bottom: 0;
    }
    
    .book-highlights {
        text-align: left;
        background: white;
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
        box-shadow: 0 2px 8px var(--shadow-light);
    }
    
    .book-highlights h4 {
        color: var(--primary-color);
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
        text-align: center;
    }
    
    .book-highlights ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    
    .book-highlights li {
        padding: var(--spacing-xs) 0;
        font-size: 0.85rem;
        color: var(--text-secondary);
        position: relative;
        padding-left: var(--spacing-md);
        line-height: 1.5;
    }
    
    .book-highlights li:before {
        content: "✓";
        position: absolute;
        left: 0;
        color: var(--secondary-color);
        font-weight: 600;
        font-size: 0.9rem;
    }
    
    /* 小书籍网格 - 移动端优化 */
    .book-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-xl);
    }
    
    .book-card {
        padding: var(--spacing-sm);
        text-align: center;
        background: white;
        border-radius: var(--radius-md);
        box-shadow: 0 4px 12px var(--shadow-light);
        transition: all var(--transition-medium);
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    
    .book-card:active {
        transform: scale(0.98);
    }
    
    .book-cover-small {
        width: 90px;
        height: 120px;
        margin: 0 auto var(--spacing-sm);
        border-radius: var(--radius-sm);
        box-shadow: 0 6px 15px var(--shadow-light);
        overflow: hidden;
        flex-shrink: 0;
    }
    
    .book-cover-small img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: var(--radius-sm);
    }
    
    .book-card h4 {
        font-size: 0.85rem;
        line-height: 1.2;
        margin-bottom: var(--spacing-xs);
        color: var(--ink-black);
        font-weight: 600;
        flex-shrink: 0;
    }
    
    .book-card p {
        font-size: 0.7rem;
        line-height: 1.3;
        margin-bottom: var(--spacing-sm);
        color: var(--text-secondary);
        flex-grow: 1;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .book-tags {
        gap: var(--spacing-xs);
        justify-content: center;
        flex-wrap: wrap;
        margin-top: auto;
    }
    
    .tag {
        font-size: 0.65rem;
        padding: 2px 6px;
        border-radius: var(--radius-sm);
        white-space: nowrap;
    }
    
    /* 社区统计 - 一行两个 */
    .community-stats {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-sm);
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        flex-shrink: 0;
        margin: 0 auto var(--spacing-xs);
    }
    
    .stat-info .stat-number {
        font-size: 1.2rem;
    }
    
    .stat-info .stat-label {
        font-size: 0.75rem;
    }
    
    .community-features {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }
    
    .feature-item {
        padding: var(--spacing-sm);
        text-align: center;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        margin: 0 auto var(--spacing-sm);
    }
    
    .feature-item h3 {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .feature-item p {
        font-size: 0.75rem;
        line-height: 1.4;
    }
    
    /* FAQ */
    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .faq-question {
        padding: var(--spacing-md);
    }
    
    .faq-question h4 {
        font-size: 0.95rem;
        line-height: 1.3;
    }
    
    .faq-answer {
        padding: 0 var(--spacing-md);
    }
    
    .faq-item.active .faq-answer {
        padding: var(--spacing-md);
    }
    
    .faq-answer p {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    
    /* 作者介绍 - 上图下文布局，内容居中 */
    .author-image {
        text-align: center;
        margin-bottom: var(--spacing-lg);
    }
    
    .author-image img {
        width: 150px !important;
        height: 150px !important;
    }
    
    .author-info {
        text-align: center;
    }
    
    .author-info h2 {
        font-size: 1.4rem;
    }
    
    .author-title {
        font-size: 0.9rem;
    }
    
    .author-description {
        text-align: left;
        margin: var(--spacing-lg) 0;
    }
    
    .author-description p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
    
    .author-philosophy {
        text-align: center;
        margin: var(--spacing-lg) 0;
    }
    
    .author-philosophy blockquote {
        font-size: 0.9rem;
        line-height: 1.5;
    }
    
    .author-achievements {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xs);
        justify-items: center;
    }
    
    .achievement {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        width: 100%;
        text-align: center;
    }
    
    /* 用户评价 - 考虑一行两个但内容较多时保持单列 */
    .testimonial-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .testimonial-card {
        padding: var(--spacing-md);
    }
    
    .testimonial-content p {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    
    .author-details h4 {
        font-size: 0.9rem;
    }
    
    .author-details p {
        font-size: 0.8rem;
    }
    
    /* 最终CTA */
    .final-cta {
        padding: var(--spacing-xl) 0;
    }
    
    .cta-content h2 {
        font-size: 1.4rem;
    }
    
    .cta-content p {
        font-size: 0.9rem;
    }
    
    .cta-features {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
        justify-items: center;
        margin-bottom: var(--spacing-lg);
    }
    
    .cta-features .feature:nth-child(3) {
        grid-column: 1 / -1;
        justify-self: center;
    }
    
    .feature {
        font-size: 0.8rem;
        text-align: center;
    }
    
    .btn-primary.large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }
    
    .cta-urgency {
        font-size: 0.8rem;
    }
    
    /* 固定CTA按钮 */
    .fixed-cta-btn {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
        white-space: nowrap;
    }
    
    .fixed-cta-btn span {
        display: inline;
        margin-left: var(--spacing-xs);
    }
    
    .fixed-cta-btn i {
        margin-right: var(--spacing-xs);
        font-size: 0.9rem;
    }
    
    /* 页脚 */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .footer-section h3,
    .footer-section h4 {
        font-size: 1rem;
    }
    
    .footer-section p,
    .footer-section li {
        font-size: 0.85rem;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* 移动端触摸优化 */
@media (max-width: 768px) {
    /* 增大点击区域 */
    .faq-question {
        min-height: 60px;
        display: flex;
        align-items: center;
    }
    
    .btn-primary {
        min-height: 48px;
        touch-action: manipulation;
    }
    
    .fixed-cta-btn {
        min-height: 48px;
        min-width: auto;
        touch-action: manipulation;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }
    
    /* 优化文本选择 */
    .hero-title,
    .section-header h2 {
        -webkit-user-select: none;
        user-select: none;
    }
    
    /* 防止缩放 */
    input, textarea, select {
        font-size: 16px;
    }
}

/* 滚动行为优化 */
html {
    scroll-behavior: smooth;
}

/* 移动端专用样式 */
@media (hover: none) and (pointer: coarse) {
    /* 移除hover效果，使用touch效果 */
    .mission-item:hover,
    .category-card:hover,
    .testimonial-card:hover,
    .book-card:hover,
    .stat-card:hover,
    .feature-item:hover {
        transform: none;
    }
    
    .mission-item:active,
    .category-card:active,
    .testimonial-card:active,
    .book-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* 加载动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 书籍悬停效果 */
.book-cover:hover {
    transform: rotateY(-5deg) rotateX(5deg) scale(1.05);
}

.main-book:hover {
    transform: rotateY(-5deg) rotateX(5deg) scale(1.05);
}

/* Book Details Section */
.book-details {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.book-showcase {
    margin-top: var(--spacing-xxl);
}

.featured-book {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-bottom: var(--spacing-xxl);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px var(--shadow-light);
}

.book-cover-large {
    width: 250px;
    height: 350px;
    background: linear-gradient(135deg, var(--primary-color), var(--bamboo-green));
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px var(--shadow-medium);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    transform: perspective(1000px) rotateY(-5deg);
    transition: all var(--transition-medium);
    overflow: hidden;
}

.book-cover-large img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.book-cover-large:hover {
    transform: perspective(1000px) rotateY(-5deg) scale(1.05);
}

.book-spine {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.signature-overlay {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--gold-leaf);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.book-info h3 {
    font-size: 2rem;
    color: var(--ink-black);
    margin-bottom: var(--spacing-xs);
}

.book-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.book-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.book-meta span {
    background: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    box-shadow: 0 2px 8px var(--shadow-light);
}

.book-description {
    margin-bottom: var(--spacing-lg);
}

.book-description p {
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.book-highlights h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.book-highlights ul {
    list-style: none;
    padding: 0;
}

.book-highlights li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.book-highlights li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 600;
}

.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.book-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: 0 8px 25px var(--shadow-light);
    transition: all var(--transition-medium);
    text-align: center;
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.book-cover-small {
    width: 120px;
    height: 160px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 20px var(--shadow-light);
    overflow: hidden;
    position: relative;
}

.book-cover-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.ai-book {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.philosophy-book {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.investment-book {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
}

.culture-book {
    background: linear-gradient(135deg, #43e97b, #38f9d7);
}

.book-card h4 {
    color: var(--ink-black);
    margin-bottom: var(--spacing-sm);
}

.book-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.book-tags {
    display: flex;
    gap: var(--spacing-xs);
    justify-content: center;
    flex-wrap: wrap;
}

.tag {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Community Section */
.community {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.community-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxl);
}

.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: 0 8px 25px var(--shadow-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-medium);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--shadow-medium);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.stat-info .stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-serif);
}

.stat-info .stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--spacing-xs);
}

.community-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 25px var(--shadow-light);
    transition: all var(--transition-medium);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--bamboo-green), var(--zen-gray));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto var(--spacing-lg);
}

.feature-item h3 {
    color: var(--ink-black);
    margin-bottom: var(--spacing-md);
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* FAQ Section */
.faq {
    padding: var(--spacing-xxl) 0;
    background: white;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.faq-item {
    background: white;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 15px var(--shadow-light);
    transition: all var(--transition-medium);
}

.faq-item:hover {
    box-shadow: 0 8px 25px var(--shadow-medium);
}

.faq-question {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    background: linear-gradient(135deg, #e9ecef, #dee2e6);
}

.faq-question h4 {
    color: var(--ink-black);
    margin: 0;
    font-size: 1.1rem;
}

.faq-question i {
    color: var(--secondary-color);
    transition: transform var(--transition-fast);
}

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

.faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-medium);
}

.faq-item.active .faq-answer {
    padding: var(--spacing-lg);
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* 特殊效果 */
.gradient-text {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 无障碍支持 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 打印样式 */
@media print {
    .fixed-cta,
    .hero-background {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
}