* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #9e7e67;
    --secondary-color: #d5c3b0;
    --accent-color: #d4a373;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --light-bg: #f9f6f3;
    --footer-bg: #2c2c2c;
    --shadow-light: 0 10px 30px rgba(158, 126, 103, 0.08);
    --shadow-medium: 0 15px 40px rgba(158, 126, 103, 0.12);
    --shadow-dark: 0 20px 50px rgba(158, 126, 103, 0.18);
    --transition-slow: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-medium: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --border-radius-small: 6px;
    --border-radius-medium: 12px;
    --border-radius-large: 20px;
}

body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    max-width: 100%;
    overflow-x: hidden;
    color: var(--text-dark);
    background-color: var(--white);
    letter-spacing: 0.3px;
}

/* 导航栏样式 */
header {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-light);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition-medium);
}

header.scrolled {
    box-shadow: var(--shadow-medium);
    background-color: rgba(255, 255, 255, 0.96);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo h1 {
    font-size: 2rem;
    color: var(--primary-color);
    letter-spacing: 3px;
    font-weight: 600;
    position: relative;
}

.logo h1::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 20px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

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

.nav-links li {
    margin: 0 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-medium);
    position: relative;
    padding-bottom: 5px;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    transition: width 0.3s ease;
}

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

/* 主要内容样式 */
main {
    margin-top: 80px;
}

/* 视频区域样式 */
.brand-video-section {
    padding: 2rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.video-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    position: relative;
}

.video-container video {
    width: 100%;
    display: block;
    object-fit: cover;
}

/* 视频控制覆盖层样式 */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: background 0.3s ease;
}

.video-overlay:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* 播放按钮样式 */
.play-button {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.3s ease, background 0.3s ease;
}

.play-button i {
    font-size: 30px;
    color: var(--primary-color);
    margin-left: 5px; /* 稍微调整以使图标视觉居中 */
}

.play-button:hover {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 1);
}

/* 移除静音按钮样式 */

@media (max-width: 768px) {
    .brand-video-section {
        padding: 1rem 1.5rem 2rem;
    }
    
    .video-container {
        border-radius: var(--border-radius-small);
    }
    
    .play-button {
        width: 60px;
        height: 60px;
    }
    
    .play-button i {
        font-size: 24px;
    }
}

.hero {
    position: relative;
    overflow: hidden;
    background-color: var(--light-bg);
    height: calc(100vh - 80px);
    min-height: 500px;
    width: 100%;
    padding: 0;
    margin: 0;
}

.hero-image {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.slideshow {
    width: 100%;
    height: 100%;
}

.slideshow img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.05);
    transition: transform 8s ease;
}

.slideshow img:hover {
    transform: scale(1);
}

/* 删除了加载动画样式 */

.hero-content {
    position: relative;
    z-index: 2;
    padding: 3rem;
    border-radius: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.brand-intro-text {
    max-width: 900px;
    margin: 0 auto;
    padding: 70px 30px;
    text-align: center;
    background: var(--white);
    box-shadow: var(--shadow-medium);
    border-radius: var(--border-radius-medium);
    position: relative;
    overflow: hidden;
    z-index: 5;
}

.brand-intro-text::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.brand-intro-text h2 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: 3px;
    position: relative;
    display: inline-block;
}

.brand-intro-text h2::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background-color: var(--accent-color);
}

.brand-intro-text h3 {
    margin-bottom: 30px;
    color: var(--text-light);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 2px;
}

.brand-intro-text p {
    text-align: center;
    margin: 20px auto;
    max-width: 800px;
    line-height: 1.9;
    color: var(--text-light);
    font-size: 1.1rem;
    position: relative;
}

/* 各个部分的通用样式 */
section {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 600;
    position: relative;
    letter-spacing: 2px;
}

section h2::after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

/* 公司照片展示样式 */
.company-photos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.photo-item {
    text-align: center;
    margin-bottom: 3rem;
    overflow: hidden;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-light);
    transition: var(--transition-medium);
    position: relative;
}

.photo-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.photo-item img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-medium);
    transition: transform 0.8s ease;
    aspect-ratio: 1/1;
    object-fit: cover;
}

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

.photo-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s ease;
}

.photo-item:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.photo-item p {
    margin-top: 1.5rem;
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: 500;
}

/* About部分样式 */
.about {
    background-color: var(--light-bg);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5z' fill='%239e7e67' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: 0;
}

.about-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
    position: relative;
    z-index: 1;
}

.about-text {
    flex: 1;
    min-width: 300px;
}

.about-text p.highlight {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.about-text p.highlight::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-image {
    flex: 1;
    min-width: 300px;
    position: relative;
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(158, 126, 103, 0.2) 0%, rgba(212, 163, 115, 0.1) 100%);
    z-index: 1;
    opacity: 0;
    transition: var(--transition-medium);
}

.about-image:hover::before {
    opacity: 1;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-slow);
    transform: scale(1.02);
}

.about-image:hover img {
    transform: scale(1);
}

.brand-features {
    list-style: none;
    margin: 2rem 0;
}

.brand-features li {
    margin-bottom: 1rem;
    padding-left: 30px;
    position: relative;
    font-size: 1.05rem;
    color: var(--text-light);
    transition: var(--transition-medium);
}

.brand-features li:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.brand-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 50%;
    transition: var(--transition-medium);
}

.brand-features li:hover::before {
    transform: translateY(-50%) scale(1.2);
    box-shadow: 0 0 10px rgba(158, 126, 103, 0.3);
}

/* 全幅图片样式 */
.brand-identity,
.brand-image,
.brand-final-image,
.brand-last-image {
    margin: 60px 0;
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    transition: var(--transition-medium);
}

.brand-identity:hover,
.brand-image:hover,
.brand-final-image:hover,
.brand-last-image:hover {
    box-shadow: var(--shadow-dark);
    transform: translateY(-5px);
}

.brand-identity img,
.brand-image img,
.brand-final-image img,
.brand-last-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-slow);
    transform: scale(1.02);
}

.brand-identity:hover img,
.brand-image:hover img,
.brand-final-image:hover img,
.brand-last-image:hover img {
    transform: scale(1);
}

/* 品牌定位样式 */
.consumer-positioning,
.brand-positioning {
    padding: 50px 40px;
    background-color: var(--white);
    margin: 60px 0;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
        text-align: center;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.consumer-positioning::before,
.brand-positioning::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.consumer-positioning:hover,
.brand-positioning:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-dark);
}

.consumer-positioning h2,
.brand-positioning h2 {
    margin-bottom: 5px;
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: 2px;
}

.consumer-positioning h2::after,
.brand-positioning h2::after {
    display: none;
}

.consumer-positioning h3,
.brand-positioning h3 {
    margin-bottom: 30px;
    color: var(--text-light);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 2px;
}

.consumer-positioning p,
.brand-positioning p {
    text-align: center;
    margin: 20px auto;
    max-width: 800px;
    line-height: 1.9;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* 页脚样式 */
footer {
    background-color: var(--footer-bg);
    color: #fff;
    padding: 60px 0 0;
    position: relative;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem 40px;
    gap: 40px;
}

.footer-left {
    flex: 1;
    min-width: 250px;
}

.footer-left h3 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
    font-weight: 600;
    letter-spacing: 2px;
    position: relative;
    display: inline-block;
}

.footer-left h3::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.footer-left p {
    color: #aaa;
    margin-top: 20px;
    line-height: 1.8;
}

.footer-center {
    flex: 2;
    min-width: 300px;
}

.footer-center h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    display: inline-block;
}

.footer-center h3::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.footer-center p {
    margin-bottom: 15px;
    color: #aaa;
    display: flex;
    align-items: center;
    transition: var(--transition-medium);
}

.footer-center p:hover {
    color: var(--secondary-color);
}

.footer-center p i {
    margin-right: 15px;
    color: var(--secondary-color);
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.footer-center .hotline {
    color: #aaa;
    text-decoration: none;
    transition: var(--transition-medium);
    font-weight: 500;
}

.footer-center .hotline:hover {
    color: var(--secondary-color);
}

.footer-right {
    flex: 1;
    min-width: 250px;
    text-align: center;
}

.footer-right h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--secondary-color);
    font-weight: 500;
    text-align: left;
    position: relative;
    display: inline-block;
}

.footer-right h3::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.social-links {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 25px;
    margin-top: 20px;
}

.social-links a {
    color: #aaa;
    font-size: 24px;
    transition: var(--transition-medium);
    position: relative;
}

.social-links a:hover {
    color: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    background-color: #222;
    text-align: center;
    padding: 20px 0;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #777;
    font-size: 0.9rem;
    margin: 5px 0;
}

.footer-bottom img {
    height: 20px;
    width: auto;
    vertical-align: middle;
    margin-right: 5px;
}

.footer-bottom a {
    color: #777;
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--secondary-color);
}

/* 品牌介绍部分 */
.brand-intro-section {
    text-align: center;
    padding: 30px 0 50px;
}

.brand-text {
    margin-bottom: 40px;
}

.brand-text h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.brand-text h4 {
    font-size: 1.4rem;
    color: var(--text-light);
    margin-bottom: 15px;
    font-weight: normal;
}

/* 响应式设计 */
@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
    
    .nav-links {
        display: flex;
        visibility: visible;
        opacity: 1;
        transform: none;
        position: relative;
        background: none;
        box-shadow: none;
        padding: 0;
    }
    
    .brand-intro-text {
        margin-top: -80px;
        padding: 70px 40px;
        border-radius: var(--border-radius-medium);
    }
}

@media (max-width: 768px) {
    :root {
        --shadow-light: 0 5px 15px rgba(158, 126, 103, 0.06);
        --shadow-medium: 0 10px 25px rgba(158, 126, 103, 0.08);
        --shadow-dark: 0 15px 35px rgba(158, 126, 103, 0.12);
    }
    
    body {
        font-size: 15px;
        line-height: 1.5;
        overflow-x: hidden;
    width: 100%;
        position: relative;
        padding-top: 60px;
    }
    
    main {
        margin-top: 0; /* 修复移动端顶部间距 */
    }
    
    h2 {
        font-size: 1.8rem !important;
    }
    
    h3 {
        font-size: 1.4rem !important;
    }
    
    header {
        padding: 0;
        height: 60px;
        display: flex;
        align-items: center;
    }
    
    nav {
        padding: 0.8rem 1.5rem;
    }
    
    .logo h1 {
        font-size: 1.5rem;
        margin-left: 10px;
    }
    
    .logo h1::after {
        width: 15px;
        bottom: -3px;
    }
    
    .menu-toggle {
        display: block;
        font-size: 1.8rem;
        cursor: pointer;
        z-index: 1001;
        color: var(--primary-color);
        background: none;
        border: none;
        outline: none;
        transition: var(--transition-fast);
    }
    
    .menu-toggle:hover {
        color: var(--accent-color);
        transform: scale(1.1);
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        z-index: 1000;
        visibility: hidden;
        opacity: 0;
        transform: translateX(100%);
        transition: var(--transition-medium);
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active, 
    .nav-links.show,
    .nav-links.show-menu {
        visibility: visible !important;
        opacity: 1 !important;
        transform: translateX(0) !important;
        animation: fadeInRight 0.5s ease forwards;
    }
    
    @keyframes fadeInRight {
        from {
            opacity: 0;
            transform: translateX(100%);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    .nav-links li {
        margin: 1.5rem 0;
        width: 100%;
    text-align: center;
        opacity: 0;
        animation: fadeIn 0.5s ease forwards 0.3s;
    }
    
    .nav-links li a {
        font-size: 1.2rem;
        padding: 10px;
    display: block;
    width: 100%;
        color: var(--text-dark);
        font-weight: 500;
        letter-spacing: 1px;
        transition: var(--transition-medium);
    }
    
    .nav-links li a:hover, 
    .nav-links li a:active {
        color: var(--primary-color);
        background-color: rgba(158, 126, 103, 0.05);
        transform: translateX(5px);
    }
    
    .hero {
        height: 50vh !important;
        min-height: 400px;
        margin-top: 60px !important; /* 修复移动端顶部间距 */
    }
    
    .hero-image {
        height: 50vh;
    }
    
    .slideshow img {
        width: 100%;
        height: 100%;
        object-fit: cover !important;
        object-position: center !important;
    }
    
    .brand-intro-text {
        padding: 40px 20px;
        margin-top: -40px;
        border-radius: var(--border-radius-small);
    }
    
    .brand-intro-text h2 {
        font-size: 1.8rem !important;
        letter-spacing: 2px;
    }
    
    .brand-intro-text h3 {
        font-size: 1.2rem !important;
        margin-bottom: 20px;
    }
    
    .brand-intro-text p {
        font-size: 1rem;
        line-height: 1.7;
    }
    
    section {
        padding: 3rem 1.5rem;
    }
    
    .company-photos {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-top: 30px;
    }
    
    .photo-item {
        margin-bottom: 0;
        box-shadow: var(--shadow-light);
    }
    
    .photo-item img {
        border-radius: var(--border-radius-small);
    }
    
    .consumer-positioning,
    .brand-positioning {
        padding: 30px 20px;
        margin: 40px 0;
        border-radius: var(--border-radius-small);
    }
    
    .consumer-positioning h2,
    .brand-positioning h2 {
        font-size: 1.6rem !important;
        letter-spacing: 1px;
    }
    
    .consumer-positioning h3,
    .brand-positioning h3 {
        font-size: 1.2rem !important;
        margin-bottom: 20px;
    }
    
    .about-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .about-text p.highlight {
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }
    
    .about-image {
        max-width: 100%;
        border-radius: var(--border-radius-small);
    }
    
    .about-image img {
        border-radius: var(--border-radius-small);
    }
    
    .about-image::before {
        border-radius: var(--border-radius-small);
    }
    
footer {
        padding: 40px 0 0;
}

.footer-content {
        flex-direction: column;
        padding: 0 1.5rem 30px;
        gap: 30px;
    }
    
    .footer-left h3 {
        font-size: 1.8rem;
    }
    
    .footer-center h3::after,
    .footer-left h3::after,
    .footer-right h3::after {
        width: 30px;
    }
    
    .footer-right {
        text-align: left;
    }
    
    .footer-bottom {
        padding: 15px;
    }
    
    .social-links {
        justify-content: flex-start;
    }
    
    .social-links a {
        font-size: 20px;
    }
    
    .brand-identity,
    .brand-image,
    .brand-final-image,
    .brand-last-image {
        margin: 40px 0;
        border-radius: var(--border-radius-small);
    }
    
    .brand-identity img,
    .brand-image img,
    .brand-final-image img,
    .brand-last-image img {
        border-radius: var(--border-radius-small);
    }
    
    /* 修复移动端视频控制按钮位置 */
    .custom-controls {
        position: absolute;
        bottom: 20px;
        right: 20px;
        background-color: rgba(255, 255, 255, 0.7);
        border-radius: 50%;
        width: 40px;
        height: 40px;
        display: flex;
        justify-content: center;
        align-items: center;
        z-index: 10;
    }
    
    /* 修复其他移动端样式 */
    .brand-features li {
        margin-bottom: 15px;
        padding-left: 25px;
    }
    
    .brand-features li::before {
        width: 12px;
        height: 12px;
    }
    
    .footer-center .hotline {
        font-size: 1rem;
        display: inline-block;
        padding: 2px 0;
    }
    
    .footer-bottom {
        margin-top: 10px;
}

.qr-code {
        width: 120px;
    }
    
    /* 移除过渡动画，优化移动端性能 */
    .animate-on-scroll {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    /* 移动端触摸优化 */
    button, 
    input, 
    select, 
    textarea, 
    a {
        -webkit-tap-highlight-color: transparent;
        outline: none !important;
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 全局高级动画和过渡效果 */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s forwards;
}

.fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s forwards;
}

.fade-in-delay-1 {
    animation-delay: 0.2s;
}

.fade-in-delay-2 {
    animation-delay: 0.4s;
}

.fade-in-delay-3 {
    animation-delay: 0.6s;
}

/* 图片悬停效果 */
.hover-zoom {
    overflow: hidden;
}

.hover-zoom img {
    transition: var(--transition-slow);
}

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

/* 按钮悬停效果 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    color: white;
    border: none;
    border-radius: var(--border-radius-small);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
        cursor: pointer;
    transition: var(--transition-medium);
    box-shadow: 0 4px 15px rgba(158, 126, 103, 0.2);
        position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
        width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--accent-color), var(--primary-color));
    opacity: 0;
    transition: var(--transition-medium);
    z-index: -1;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(158, 126, 103, 0.3);
}

.btn:hover::before {
    opacity: 1;
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(158, 126, 103, 0.2);
}

/* 卡片悬停效果 */
.hover-card {
    transition: var(--transition-medium);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.hover-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

/* 分隔间距 */
.section-spacer {
    height: 5rem;
        width: 100%;
    background-color: var(--light-bg);
    position: relative;
    overflow: hidden;
}

.section-spacer::after {
    content: "";
    position: absolute;
    top: 50%;
        left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    max-width: 1200px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--secondary-color), transparent);
}

@media (max-width: 768px) {
    .section-spacer {
        height: 4rem;
    }
}