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

:root {
    /* 主色调 - 大地色系 */
    --color-earth-brown: #8B7355;
    --color-warm-gray: #A8A8A8;
    --color-cream: #F5F5DC;
    --color-oatmeal: #D2B48C;
    
    /* 森林色系 */
    --color-moss-green: #8A9A5B;
    --color-forest-green: #228B22;
    --color-pine-green: #2F4F2F;
    
    /* 中性高级感 */
    --color-charcoal: #36454F;
    --color-warm-white: #FAFAFA;
    --color-wood: #DEB887;
    
    /* 蘑菇本色点缀 */
    --color-mushroom-brown: #8B4513;
    --color-mushroom-cream: #F0E68C;
    
    /* 活力点缀 */
    --color-tomato-red: #FF6347;
    --color-pumpkin-orange: #FF8C00;
    
    /* 阴影和过渡 */
    --shadow-soft: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 15px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: var(--color-charcoal);
    background-color: var(--color-warm-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo h2 {
    color: var(--color-forest-green);
    font-weight: 700;
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-charcoal);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover {
    color: var(--color-forest-green);
}

/* 蘑菇主题的悬停效果 */
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-moss-green);
    transition: var(--transition);
    border-radius: 1px;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-charcoal);
    margin: 3px 0;
    transition: var(--transition);
}

/* 首屏 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-warm-white) 100%);
    padding-top: 80px;
}

.hero-content {
    flex: 1;
    padding: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-charcoal);
    margin-bottom: 2rem;
    font-weight: 300;
}

.cta-button {
    background: var(--color-forest-green);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-soft);
}

.cta-button:hover {
    background: var(--color-pine-green);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mushroom-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, var(--color-mushroom-cream), var(--color-mushroom-brown));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-medium);
}

.company-logo {
    width: 200px;
    height: 200px;
    object-fit: contain;
}

/* 核心价值点 */
.values {
    padding: 5rem 0;
    background: var(--color-warm-white);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
}

.value-icon i {
    font-size: 2rem;
    color: white;
}

.value-item h3 {
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.value-item p {
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* 项目亮点 */
.project-highlights {
    padding: 5rem 0;
    background: var(--color-warm-white);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.highlight-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.highlight-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 0 auto;
}

.highlight-icon i {
    font-size: 2rem;
    color: white;
}

.highlight-item h3 {
    color: var(--color-forest-green);
    margin-bottom: 0rem;
    font-size: 1.3rem;
}

.highlight-item p {
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* 精选产品展示 */
.featured-products {
    padding: 5rem 0;
    background: var(--color-cream);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--color-forest-green);
    margin-bottom: 3rem;
    font-weight: 600;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.products-agrid {
    display: grid;
    grid-template-columns: repeat(0, 1fr);
    gap: 2rem;
    max-width: 400px;
    margin: 0 auto;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

/* 首页“双孢菇”卡片增强 */
.product-card.featured {
    position: relative;
    border: 2px solid rgba(34,139,34,0.12);
}

.ribbon {
    position: absolute;
    top: 12px;
    left: -8px;
    background: linear-gradient(135deg, #ff7a18, #ffb800);
    color: #fff;
    padding: 6px 14px;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 6px;
    box-shadow: 0 6px 12px rgba(255,140,0,0.25);
    display: flex;
    align-items: center;
    gap: 6px;
}

.ribbon::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    border-left: 8px solid #cc7a00;
    border-top: 8px solid transparent;
}

.ribbon-hot i {
    font-size: 0.9rem;
}

.divider {
    height: 1px;
    margin: 12px auto 8px;
    width: 88%;
    background: linear-gradient(90deg, transparent, rgba(0,0,0,0.08), transparent);
}

.rating {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 8px 0 12px;
}

.rating i {
    color: #f5a623;
}

.rating-score {
    color: var(--color-charcoal);
    font-weight: 700;
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, var(--color-mushroom-cream), var(--color-mushroom-brown));
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-image i {
    font-size: 4rem;
    color: var(--color-forest-green);
}

.product-card h3 {
    color: var(--color-forest-green);
    margin: 1.5rem 0 0.5rem;
    font-size: 1.4rem;
}

.product-description {
    color: var(--color-charcoal);
    margin-bottom: 1.5rem;
    padding: 0 1rem;
}

.product-btn {
    background: var(--color-moss-green);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 1.5rem;
}

.product-btn:hover {
    background: var(--color-forest-green);
    transform: scale(1.05);
}

/* 技术优势 */
.tech-advantages {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-warm-white) 0%, var(--color-cream) 100%);
    position: relative;
    overflow: hidden;
}

.tech-advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="tech-pattern" patternUnits="userSpaceOnUse" width="50" height="50"><circle cx="25" cy="25" r="1" fill="%238A9A5B" opacity="0.1"/><rect x="20" y="20" width="10" height="10" fill="%23228B22" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23tech-pattern)"/></svg>');
    opacity: 0.6;
}

/* 章节标题样式 */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.section-header .section-title {
    font-size: 2.5rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    position: relative;
}

.section-header .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 2px;
}

.section-header .section-subtitle {
    font-size: 1.2rem;
    color: var(--color-charcoal);
    opacity: 0.8;
    margin-top: 1rem;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
    z-index: 1;
}

.tech-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tech-item:hover::before {
    transform: scaleX(1);
}

.tech-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.tech-advantage-item {
    text-align: center;
    padding: 2.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 2px solid transparent;
}

.tech-advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.tech-icon i {
    font-size: 2rem;
    color: white;
}

.tech-item:hover .tech-icon {
    transform: scale(1.1);
}

.tech-item h3 {
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.tech-item p {
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* 社会效益 */
.social-benefits {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-forest-green), var(--color-moss-green));
    color: white;
}

.social-benefits .section-header .section-title {
    color: var(--color-cream);
}

.social-benefits .section-header .section-subtitle {
    color: var(--color-warm-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.benefit-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-cream), var(--color-warm-white));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--color-forest-green);
}

.benefit-item:hover .benefit-icon {
    transform: scale(1.1);
}

.benefit-item h3 {
    color: var(--color-cream);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.benefit-item p {
    color: var(--color-warm-white);
    line-height: 1.6;
    opacity: 0.9;
}

/* 使命宣言 */
.mission {
    padding: 5rem 0;
    background: var(--color-forest-green);
    color: white;
}

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

.mission-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-cream);
}

.mission-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-warm-white);
}

/* 发展愿景 */
.vision {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-charcoal), var(--color-forest-green));
    color: white;
    position: relative;
    overflow: hidden;
}

.vision::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="stars" patternUnits="userSpaceOnUse" width="100" height="100"><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="0.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="0.8" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23stars)"/></svg>');
    opacity: 0.3;
}

.vision-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.vision-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--color-cream), var(--color-warm-white));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 2rem;
    animation: float 3s ease-in-out infinite;
}

.vision-icon i {
    font-size: 3rem;
    color: var(--color-forest-green);
}

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

.vision h2 {
    font-size: 3rem;
    margin-bottom: 2rem;
    color: var(--color-cream);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.vision-description {
    margin-bottom: 3rem;
}

.vision-main {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--color-warm-white);
    font-weight: 500;
}

.vision-future {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-warm-white);
    opacity: 0.9;
}

.vision-goals {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.goal-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.goal-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.goal-item i {
    color: var(--color-cream);
    font-size: 1.2rem;
}

.goal-item span {
    color: var(--color-warm-white);
    font-weight: 500;
}

/* 页脚 */
.footer {
    background: var(--color-charcoal);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: var(--color-cream);
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: var(--color-warm-white);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-warm-gray);
    color: var(--color-warm-gray);
}

/* 页面标题 */
.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--color-cream), var(--color-warm-white));
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--color-charcoal);
}

/* 产品分类 */
.product-categories {
    padding: 3rem 0;
    background: var(--color-warm-white);
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.category-tab {
    background: white;
    border: 2px solid var(--color-moss-green);
    color: var(--color-moss-green);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.category-tab.active,
.category-tab:hover {
    background: var(--color-moss-green);
    color: white;
}

/* 产品分类内容 */
.product-category {
    display: none;
}

.product-category.active {
    display: block;
}

/* 产品标签 */
.product-tags {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
    flex-wrap: wrap;
    justify-content: center;
}

.tag {
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.tag.organic {
    background: var(--color-moss-green);
    color: white;
}

.tag.protein {
    background: var(--color-tomato-red);
    color: white;
}

.tag.vitamin {
    background: var(--color-pumpkin-orange);
    color: white;
}

.tag.medicinal {
    background: var(--color-forest-green);
    color: white;
}

.tag.rare {
    background: var(--color-mushroom-brown);
    color: white;
}

.tag.premium {
    background: var(--color-charcoal);
    color: white;
}

/* 联系信息 */
.contact-info {
    padding: 4rem 0;
    background: var(--color-warm-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--color-moss-green);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem;
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-item h3 {
    color: var(--color-forest-green);
    margin-bottom: 1rem;
}

.contact-item p {
    color: var(--color-charcoal);
    margin-bottom: 0.5rem;
}

/* 联系表单 */
.contact-form {
    padding: 4rem 0;
    background: var(--color-cream);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
}

.form-container h2 {
    text-align: center;
    color: var(--color-forest-green);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--color-warm-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

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

.submit-btn {
    width: 100%;
    background: var(--color-forest-green);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background: var(--color-pine-green);
    transform: translateY(-2px);
}

/* 合作优势 */
.cooperation-advantages {
    padding: 4rem 0;
    background: var(--color-warm-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: var(--color-moss-green);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem;
}

.advantage-icon i {
    font-size: 1.8rem;
    color: white;
}

.advantage-item h3 {
    color: var(--color-forest-green);
    margin-bottom: 1rem;
}

.advantage-item p {
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* 关于我们页面特定样式 */
.our-story {
    padding: 4rem 0;
    background: var(--color-warm-white);
}

.story-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.story-text h2 {
    color: var(--color-forest-green);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.story-text p {
    color: var(--color-charcoal);
    margin-bottom: 1rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

.story-image {
    text-align: center;
}

.story-image i {
    font-size: 8rem;
    color: var(--color-moss-green);
}

.our-approach {
    padding: 4rem 0;
    background: var(--color-cream);
}

.approach-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: start;
}

.approach-icon {
    width: 80px;
    height: 80px;
    background: var(--color-forest-green);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.approach-icon i {
    font-size: 2rem;
    color: white;
}

.approach-content h3 {
    color: var(--color-forest-green);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.approach-content p {
    color: var(--color-charcoal);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.philosophy-points,
.tech-points,
.eco-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.point {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-charcoal);
}

.point i {
    color: var(--color-moss-green);
}

.values-mission {
    padding: 4rem 0;
    background: var(--color-warm-white);
}

.values-mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.mission-section h2,
.values-section h2 {
    color: var(--color-forest-green);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.mission-section p {
    color: var(--color-charcoal);
    line-height: 1.8;
    font-size: 1.1rem;
}

.core-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.value h4 {
    color: var(--color-forest-green);
    margin-bottom: 0.5rem;
}

.value p {
    color: var(--color-charcoal);
    font-size: 0.9rem;
    line-height: 1.5;
}

.farm-glimpse {
    padding: 4rem 0;
    background: var(--color-cream);
}

.farm-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.farm-image {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
}

.farm-image i {
    font-size: 3rem;
    color: var(--color-moss-green);
    margin-bottom: 1rem;
}

.farm-image p {
    color: var(--color-forest-green);
    font-weight: 500;
}

/* 合作伙伴 */
.partners {
    padding: 4rem 0;
    background: #f8f9fa;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.partner-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.partner-item:hover {
    transform: translateY(-5px);
}

.partner-item i {
    font-size: 3rem;
    color: #228B22;
    margin-bottom: 1rem;
}

.partner-item span {
    font-size: 1.1rem;
    font-weight: 500;
    color: #333;
}

/* 数据统计 */
.statistics {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-forest-green) 0%, var(--color-pine-green) 100%);
    color: white;
}

.statistics .section-title {
    color: white;
    text-align: center;
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.stat-item:hover::before {
    left: 100%;
}

.stat-item:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    margin-bottom: 1rem;
}

.stat-icon i {
    font-size: 3rem;
    color: var(--color-mushroom-cream);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.stat-item:hover .stat-icon i {
    transform: scale(1.1) rotate(5deg);
    color: var(--color-oatmeal);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-mushroom-cream);
    margin-bottom: 0.5rem;
    line-height: 1;
    transition: var(--transition);
}

.stat-item:hover .stat-number {
    color: white;
    transform: scale(1.05);
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    transition: var(--transition);
}

.stat-item:hover .stat-label {
    color: white;
}

/* 客户评价 */
.testimonials {
    padding: 4rem 0;
    background: #f8f9fa;
}

.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: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: #555;
    line-height: 1.6;
}

.testimonial-author {
    border-top: 1px solid #eee;
    padding-top: 1rem;
}

.author-info h4 {
    color: #228B22;
    margin-bottom: 0.25rem;
}

.author-info span {
    color: #666;
    font-size: 0.9rem;
}

/* 新闻动态 */
.news {
    padding: 4rem 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.news-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
}

.news-date {
    color: #228B22;
    font-weight: 600;
    margin-bottom: 1rem;
}

.news-card h3 {
    margin-bottom: 1rem;
    color: #333;
}

.news-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.news-link {
    color: #228B22;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #1a6b1a;
}

/* 产品详情 */
.product-details {
    margin: 1rem 0;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.detail-label {
    color: #666;
    font-weight: 500;
}

.detail-value {
    color: #228B22;
    font-weight: 600;
}

/* 发展历程 */
.timeline {
    padding: 4rem 0;
    background: #f8f9fa;
}

.timeline-container {
    position: relative;
    max-width: 800px;
    margin: 3rem auto 0;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #228B22;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 45%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 55%;
    text-align: left;
}

.timeline-year {
    background: #228B22;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    display: inline-block;
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-content {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.timeline-content h3 {
    color: #228B22;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: #666;
    line-height: 1.6;
}

/* 团队介绍 */
.team {
    padding: 4rem 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: #228B22;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.member-avatar i {
    font-size: 2rem;
    color: white;
}

.team-member h3 {
    color: #333;
    margin-bottom: 0.5rem;
}

.member-title {
    color: #228B22;
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

.team-member p {
    color: #666;
    line-height: 1.6;
}

/* 认证与荣誉 */
.certifications {
    padding: 4rem 0;
    background: #f8f9fa;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.cert-item {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.cert-item:hover {
    transform: translateY(-5px);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: #228B22;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.cert-icon i {
    font-size: 2rem;
    color: white;
}

.cert-item h3 {
    color: #333;
    margin-bottom: 1rem;
}

.cert-item p {
    color: #666;
    line-height: 1.6;
}

/* 公司信息 */
.company-info {
    padding: 4rem 0;
    background: #f8f9fa;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
}

.info-icon {
    width: 80px;
    height: 80px;
    background: #228B22;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.info-icon i {
    font-size: 2rem;
    color: white;
}

.info-card h3 {
    color: #333;
    margin-bottom: 1rem;
}

.info-card p {
    color: #666;
    line-height: 1.6;
}



/* 技术流程展示 */
.tech-process {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-warm-white) 0%, var(--color-cream) 100%);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.process-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green));
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-moss-green);
    margin-bottom: 1rem;
    opacity: 0.8;
}

.step-content h3 {
    color: var(--color-charcoal);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.step-content p {
    color: var(--color-warm-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.step-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.step-features span {
    background: var(--color-cream);
    color: var(--color-charcoal);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.step-features span:hover {
    background: var(--color-moss-green);
    color: white;
}

.step-features i {
    color: var(--color-forest-green);
}

.step-features span:hover i {
    color: white;
}

/* 市场前景 */
.market-prospects {
    padding: 5rem 0;
    background: var(--color-warm-white);
}

.prospects-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.prospect-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border-left: 4px solid var(--color-moss-green);
}

.prospect-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.prospect-item h3 {
    color: var(--color-forest-green);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.prospect-item p {
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* 新闻动态部分样式优化 */
.news-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-warm-white) 100%);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.news-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    display: flex;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.news-date {
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    color: white;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 100px;
    text-align: center;
}

.news-date .day {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.news-date .month {
    font-size: 0.9rem;
    opacity: 0.9;
}

.news-content {
    padding: 1.5rem;
    flex: 1;
}

.news-content h3 {
    color: var(--color-charcoal);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.news-content p {
    color: var(--color-warm-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.news-link {
    color: var(--color-moss-green);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--color-forest-green);
    gap: 0.8rem;
}

/* 响应式设计优化 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow-soft);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 6rem 1rem 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .mushroom-placeholder {
        width: 200px;
        height: 200px;
        margin-top: 2rem;
    }
    
    .mushroom-placeholder i {
        font-size: 5rem;
    }
    
    .story-content,
    .values-mission-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .approach-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .approach-icon {
        margin: 0 auto;
    }
    
    .core-values {
        grid-template-columns: 1fr;
    }
    
    .form-container {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .category-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .category-tab {
        width: 200px;
    }

    .timeline-container::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        text-align: left;
        padding-left: 50px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-grid,
    .testimonials-grid,
    .news-grid,
    .team-grid,
    .cert-grid,
    .info-grid {
        grid-template-columns: 1fr;
    }

    .process-timeline {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .process-step {
        padding: 1.5rem;
    }
    
    .step-number {
        font-size: 2.5rem;
    }
    
    .prospects-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-card {
        flex-direction: column;
    }
    
    .news-date {
        min-width: auto;
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 1rem;
    }
    
    .values-grid,
    .contact-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-advantages-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .timeline-item {
        padding-left: 40px;
    }

    .step-features {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .step-features span {
        justify-content: center;
    }
    
    .news-content {
        padding: 1rem;
    }
}

/* 产品详情模态框 */
.product-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: 20px;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

.close-modal {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: var(--color-warm-gray);
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
}

.close-modal:hover {
    color: var(--color-charcoal);
    background: white;
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 0;
}

.modal-image {
    background: linear-gradient(135deg, var(--color-cream), var(--color-oatmeal));
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px 0 0 20px;
}

.modal-image i {
    font-size: 8rem;
    color: var(--color-moss-green);
}

.modal-info {
    padding: 3rem;
}

.modal-info h2 {
    color: var(--color-charcoal);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.modal-tags .tag {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.modal-info p {
    color: var(--color-warm-gray);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.modal-details {
    margin-bottom: 2rem;
}

.modal-features {
    margin-bottom: 2rem;
}

.modal-features h3,
.modal-details h3 {
    color: var(--color-charcoal);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.modal-nutrition {
    margin-bottom: 2rem;
}

.modal-nutrition h3 {
    color: var(--color-charcoal);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.nutrition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.nutrition-item {
    background: var(--color-cream);
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
}

.nutrition-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-moss-green);
    margin-bottom: 0.5rem;
}

.nutrition-label {
    color: var(--color-charcoal);
    font-size: 0.9rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 1rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    color: white;
}

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

.btn-secondary {
    background: var(--color-cream);
    color: var(--color-charcoal);
    border: 2px solid var(--color-moss-green);
}

.btn-secondary:hover {
    background: var(--color-moss-green);
    color: white;
}

/* 模态框动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .modal-body {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        border-radius: 20px 20px 0 0;
        padding: 2rem;
    }
    
    .modal-image i {
        font-size: 5rem;
    }
    
    .modal-info {
        padding: 2rem;
    }
    
    .modal-info h2 {
        font-size: 2rem;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 98%;
        margin: 2% auto;
    }
    
    .modal-info {
        padding: 1.5rem;
    }
    
    .modal-info h2 {
        font-size: 1.8rem;
    }
    
    .nutrition-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
}

.back-to-top.show {
    display: flex;
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, var(--color-forest-green), var(--color-pine-green));
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.back-to-top i {
    transition: var(--transition);
}

.back-to-top:hover i {
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
}

/* 加载动画 */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-warm-white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loading-spinner.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-cream);
    border-top: 4px solid var(--color-moss-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 性能优化：减少重绘和重排 */
.optimized-animation {
    will-change: transform, opacity;
    backface-visibility: hidden;
    perspective: 1000px;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 焦点样式优化 */
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--color-moss-green);
    outline-offset: 2px;
}

/* 减少动画在低端设备上的性能消耗 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    :root {
        --color-charcoal: #000000;
        --color-warm-white: #ffffff;
        --color-moss-green: #006400;
        --color-forest-green: #008000;
    }
}

/* 打印样式优化 */
@media print {
    .navbar,
    .back-to-top,
    .loading-spinner,
    .cta-button,
    .product-btn {
        display: none !important;
    }
    
    body {
        color: black !important;
        background: white !important;
    }
    
    .container {
        max-width: none !important;
        padding: 0 !important;
    }
}

/* 产品特色部分样式 */
.product-features-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-warm-white) 100%);
}

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

.product-features-section .section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-charcoal);
    margin-bottom: 3rem;
    font-weight: 400;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 4rem;
    margin-top: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-soft);
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.4rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 600;
}

.feature-card p {
    color: var(--color-charcoal);
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1rem;
    line-height: 1.5;
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-charcoal);
    font-size: 0.9rem;
    padding: 0.5rem;
    background: var(--color-cream);
    border-radius: 8px;
    transition: var(--transition);
}

.highlight-item:hover {
    background: var(--color-moss-green);
    color: white;
    transform: translateX(5px);
}

.highlight-item i {
    color: var(--color-moss-green);
    font-size: 0.8rem;
}

.highlight-item:hover i {
    color: white;
}

/* 质量保证部分样式 */
.quality-assurance {
    padding: 4rem 0;
    background: var(--color-warm-white);
}

.quality-assurance .section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--color-forest-green);
    margin-bottom: 3rem;
    font-weight: 700;
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.quality-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    text-align: center;
    position: relative;
    border: 2px solid transparent;
}

.quality-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green));
    transition: var(--transition);
    border-radius: 2px;
}

.quality-card:hover::after {
    width: 80%;
}

.quality-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.quality-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-soft);
}

.quality-icon i {
    font-size: 1.8rem;
    color: white;
}

.quality-card h3 {
    font-size: 1.3rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.quality-card p {
    color: var(--color-charcoal);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-features-section .section-title,
    .quality-assurance .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .quality-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card,
    .quality-card {
        padding: 1.5rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
    }
    
    .feature-icon i {
        font-size: 1.5rem;
    }
    
    .quality-icon {
        width: 60px;
        height: 60px;
    }
    
    .quality-icon i {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .product-features-section,
    .quality-assurance {
        padding: 2rem 0;
    }
    
    .product-features-section .section-title,
    .quality-assurance .section-title {
        font-size: 1.8rem;
    }
    
    .feature-card h3,
    .quality-card h3 {
        font-size: 1.2rem;
    }
    
    .feature-card p,
    .quality-card p {
        font-size: 0.9rem;
    }
}

/* 品质承诺卡片样式 */
.quality-commitment {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-warm-white) 100%);
}

.commitment-card {
    background: white;
    border-radius: 25px;
    box-shadow: var(--shadow-medium);
    padding: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    border: 2px solid var(--color-moss-green);
    position: relative;
    overflow: hidden;
}

.commitment-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green), var(--color-moss-green));
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.commitment-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    text-align: center;
}

.commitment-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    flex-shrink: 0;
}

.commitment-icon i {
    font-size: 3rem;
    color: white;
}

.commitment-title h2 {
    font-size: 2.5rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-weight: 700;
}

.commitment-title p {
    font-size: 1.2rem;
    color: var(--color-charcoal);
    line-height: 1.6;
    max-width: 500px;
}

.commitment-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.commitment-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-warm-white);
    border-radius: 15px;
    transition: var(--transition);
    border: 2px solid transparent;
}

.commitment-badge:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-soft);
    border-color: var(--color-moss-green);
    background: white;
}

.badge-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.badge-icon i {
    font-size: 1.5rem;
    color: white;
}

.badge-content h4 {
    font-size: 1.1rem;
    color: var(--color-forest-green);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.badge-content p {
    font-size: 0.9rem;
    color: var(--color-charcoal);
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .commitment-card {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .commitment-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .commitment-icon {
        width: 80px;
        height: 80px;
    }
    
    .commitment-icon i {
        font-size: 2.5rem;
    }
    
    .commitment-title h2 {
        font-size: 2rem;
    }
    
    .commitment-title p {
        font-size: 1.1rem;
    }
    
    .commitment-badges {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .commitment-badge {
        padding: 1.2rem;
    }
}

@media (max-width: 480px) {
    .quality-commitment {
        padding: 2rem 0;
    }
    
    .commitment-card {
        padding: 1.5rem;
        border-radius: 20px;
    }
    
    .commitment-title h2 {
        font-size: 1.8rem;
    }
    
    .commitment-title p {
        font-size: 1rem;
    }
    
    .badge-icon {
        width: 50px;
        height: 50px;
    }
    
    .badge-icon i {
        font-size: 1.2rem;
    }
    
    .badge-content h4 {
        font-size: 1rem;
    }
    
    .badge-content p {
        font-size: 0.85rem;
    }
    
    /* 响应式设计优化 */
    .section-header .section-title {
        font-size: 2rem;
    }
    
    .section-header .section-subtitle {
        font-size: 1rem;
    }
    
    .tech-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .tech-item,
    .benefit-item {
        padding: 2rem;
    }
    
    .vision h2 {
        font-size: 2.2rem;
    }
    
    .vision-main {
        font-size: 1.1rem;
    }
    
    .vision-future {
        font-size: 1rem;
    }
    
    .vision-goals {
        flex-direction: column;
        gap: 1rem;
    }
    
    .goal-item {
        padding: 0.8rem 1.2rem;
    }
    
    .vision-icon {
        width: 100px;
        height: 100px;
    }
    
    .vision-icon i {
        font-size: 2.5rem;
    }
}

/* 联系我们页面新样式 */

/* 主要联系信息 */
.main-contact {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-warm-white) 0%, var(--color-cream) 100%);
    position: relative;
    overflow: hidden;
}

.main-contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="contact-pattern" patternUnits="userSpaceOnUse" width=\"40\" height=\"40\"><circle cx=\"20\" cy=\"20\" r=\"1\" fill=\"%238A9A5B\" opacity=\"0.1\"/><rect x=\"15\" cy=\"15\" width=\"10\" height=\"10\" fill=\"%23228B22\" opacity=\"0.05\"/></pattern></defs><rect width=\"100\" height=\"100\" fill=\"url(%23contact-pattern)\"/></svg>');
    opacity: 0.4;
}

.contact-hero {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.contact-hero-content h2 {
    font-size: 3rem;
    color: var(--color-forest-green);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.contact-hero-content p {
    font-size: 1.2rem;
    color: var(--color-charcoal);
    line-height: 1.6;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.contact-cta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    border: 2px solid transparent;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    color: white;
    box-shadow: var(--shadow-medium);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-soft);
    background: linear-gradient(135deg, var(--color-forest-green), var(--color-moss-green));
}

.cta-button.secondary {
    background: transparent;
    color: var(--color-forest-green);
    border-color: var(--color-forest-green);
}

.cta-button.secondary:hover {
    background: var(--color-forest-green);
    color: white;
    transform: translateY(-3px);
}

.contact-hero-image {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    animation: float 6s ease-in-out infinite;
}

.contact-hero-image i {
    font-size: 4rem;
    color: white;
}

/* 联系信息卡片优化 */
.contact-info {
    padding: 5rem 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.contact-item {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.contact-item:hover::before {
    transform: scaleX(1);
}

.contact-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.contact-icon i {
    font-size: 2rem;
    color: white;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
}

.contact-item h3 {
    font-size: 1.4rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.contact-detail {
    color: var(--color-charcoal);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.contact-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.8rem 1.5rem;
    background: var(--color-warm-white);
    color: var(--color-forest-green);
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid transparent;
}

.contact-link:hover {
    background: var(--color-forest-green);
    color: white;
    transform: translateY(-2px);
}

.contact-status {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.contact-status.online {
    background: #e8f5e8;
    color: #2d5a2d;
    border: 1px solid #4caf50;
}

/* 公司详细信息 */
.company-details {
    padding: 5rem 0;
    background: var(--color-warm-white);
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.detail-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.detail-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-moss-green), var(--color-forest-green));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.detail-card:hover::after {
    transform: scaleX(1);
}

.detail-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-moss-green);
}

.detail-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-moss-green), var(--color-forest-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.detail-icon i {
    font-size: 1.8rem;
    color: white;
}

.detail-card:hover .detail-icon {
    transform: scale(1.1);
}

.detail-card h3 {
    font-size: 1.3rem;
    color: var(--color-forest-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.detail-card p {
    color: var(--color-charcoal);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-hero {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .contact-hero-content h2 {
        font-size: 2.5rem;
    }
    
    .contact-hero-content p {
        font-size: 1.1rem;
    }
    
    .contact-cta {
        justify-content: center;
    }
    
    .contact-hero-image {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }
    
    .contact-hero-image i {
        font-size: 3rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-item,
    .detail-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .main-contact {
        padding: 3rem 0;
    }
    
    .contact-hero-content h2 {
        font-size: 2rem;
    }
    
    .contact-hero-content p {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .contact-hero-image {
        width: 120px;
        height: 120px;
    }
    
    .contact-hero-image i {
        font-size: 2.5rem;
    }
    
    .contact-info {
        padding: 3rem 0;
    }
    
    .company-details {
        padding: 3rem 0;
    }
    
    .contact-item,
    .detail-card {
        padding: 1.5rem;
    }
    
    .contact-icon {
        width: 60px;
        height: 60px;
    }
    
    .contact-icon i {
        font-size: 1.5rem;
    }
    
    .detail-icon {
        width: 50px;
        height: 50px;
    }
    
    .detail-icon i {
        font-size: 1.3rem;
    }
}