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

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}/* CSS变量定义 */:root {
    /* 主色调 - 传统中医色系 */
    --primary-color: #8b4513; /* 深棕色 - 传统中医主色 */
    --primary-dark: #654321; /* 深棕黑色 - 主色加深 */
    --primary-light: #a86a3e; /* 浅棕色 - 主色减淡 */
    --secondary-color: #a0522d; /* 赭石色 - 辅助色 */
    --accent-color: #d4af37; /* 金色 - 强调色 */
    --accent-light: #f4e9b9; /* 浅金色 - 强调色减淡 */
    
    /* 文本颜色 */
    --text-color: #4a3e33; /* 深棕灰色 - 主文本 */
    --text-light: #6b5b49; /* 浅棕灰色 - 次要文本 */
    --text-dark: #2d2418; /* 深棕色 - 重要文本 */
    --text-white: #ffffff; /* 白色 - 对比文本 */
    
    /* 背景颜色 */
    --background-color: #f5f5dc; /* 米色 - 页面背景 */
    --background-light: #f8f6e6; /* 浅米色 - 浅色背景 */
    --background-dark: #1a1a1a; /* 深灰色 - 深色背景 */
    --card-background: #ffffff; /* 白色 - 卡片背景 */
    
    /* 边框和阴影 */
    --border-color: rgba(139, 69, 19, 0.15); /* 边框色 */
    --border-radius: 16px; /* 圆角 */
    --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.08); /* 小阴影 */
    --shadow-md: 0 6px 24px rgba(139, 69, 19, 0.12); /* 中阴影 */
    --shadow-lg: 0 12px 48px rgba(139, 69, 19, 0.18); /* 大阴影 */
    --shadow-glow: 0 0 20px rgba(212, 175, 55, 0.25); /* 发光效果 */
    
    /* 过渡动画 */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); /* 基础过渡 */
    --transition-fast: all 0.2s ease; /* 快速过渡 */
    --transition-slow: all 0.6s ease; /* 缓慢过渡 */
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
}body {
    font-family: 'SimSun', 'STSong', 'Songti SC', 'Microsoft YaHei', serif;
    font-size: 16px;
    line-height: 1.85;
    color: var(--text-color);
    background-color: var(--background-color);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(139, 69, 19, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(212, 175, 55, 0.02) 0%, transparent 50%);
    background-attachment: fixed;
    background-position: center, center, center;
    background-repeat: repeat, repeat, repeat;
    background-size: contain, cover, cover;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
    animation: fadeIn 1.2s ease-in-out;
    letter-spacing: 0.4px;
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
    position: relative;
}

/* 添加中医草药装饰图案 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M50 10C60 10 68 18 68 28C68 38 60 46 50 46C40 46 32 38 32 28C32 18 40 10 50 10ZM50 30C55 30 59 34 59 39C59 44 55 48 50 48C45 48 41 44 41 39C41 34 45 30 50 30Z" fill="%238b4513" opacity="0.03"/><path d="M20 50C30 50 38 58 38 68C38 78 30 86 20 86C10 86 2 78 2 68C2 58 10 50 20 50ZM20 70C25 70 29 74 29 79C29 84 25 88 20 88C15 88 11 84 11 79C11 74 15 70 20 70Z" fill="%23a0522d" opacity="0.03"/><path d="M80 50C90 50 98 58 98 68C98 78 90 86 80 86C70 86 62 78 62 68C62 58 70 50 80 50ZM80 70C85 70 89 74 89 79C89 84 85 88 80 88C75 88 71 84 71 79C71 74 75 70 80 70Z" fill="%23654321" opacity="0.03"/></svg>');
    background-repeat: repeat;
    background-size: 200px 200px;
    pointer-events: none;
    z-index: -1;
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'SimHei', 'STHeiti', 'Microsoft YaHei', 'PingFang SC', sans-serif;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.3;
    margin: 0;
    letter-spacing: 0.8px;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.75rem;
}

h3 {
    font-size: 1.85rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1.1rem;
}/* 平滑滚动 */html {    scroll-behavior: smooth;}.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}/* 导航栏样式 */.navbar {    background-color: rgba(45, 55, 72, 0.95);    backdrop-filter: blur(10px);    -webkit-backdrop-filter: blur(10px);    color: white;    padding: 1rem 0;    position: sticky;    top: 0;    z-index: 1000;    box-shadow: var(--shadow-md);    transition: var(--transition);}.navbar.scrolled {    background-color: rgba(45, 55, 72, 0.98);    box-shadow: var(--shadow-lg);}.navbar .container {    display: flex;    justify-content: space-between;    align-items: center;}.logo {    font-size: 1.75rem;    font-weight: 700;    color: #ffffff;    display: flex;    align-items: center;    transition: var(--transition);}.logo:hover {    transform: scale(1.05);}.logo-img {    width: 40px;    height: 40px;    margin-right: 12px;    object-fit: cover;    border-radius: 8px;    box-shadow: var(--shadow-sm);}.nav-links {    display: flex;    list-style: none;    gap: 2.5rem;}.menu-toggle {    display: none;    flex-direction: column;    cursor: pointer;    z-index: 1001;}.menu-toggle .bar {    width: 25px;    height: 3px;    background-color: white;    margin: 3px 0;    transition: var(--transition);    border-radius: 2px;}.menu-toggle.active .bar:nth-child(1) {    transform: translateY(8px) rotate(45deg);}.menu-toggle.active .bar:nth-child(2) {    opacity: 0;}.menu-toggle.active .bar:nth-child(3) {    transform: translateY(-8px) rotate(-45deg);}.nav-links a {    color: #e2e8f0;    text-decoration: none;    font-size: 1.05rem;    font-weight: 500;    transition: var(--transition);    padding: 0.75rem 0;    position: relative;    letter-spacing: 0.3px;}.nav-links a::after {    content: '';    position: absolute;    bottom: 0;    left: 0;    width: 0;    height: 3px;    background-color: var(--primary-color);    border-radius: 2px;    transition: var(--transition);}.nav-links a:hover {    color: #ffffff;    transform: translateY(-2px);}.nav-links a:hover::after {    width: 100%;}/* Banner部分样式 */
.banner {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 0;
    margin: 0;
    top: 0;
    width: 100%;
    left: 0;
    padding-top: 40%;
    background-color: #f0f0f0;
}



.banner-content {
    position: absolute;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 0 2rem;
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.banner-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    letter-spacing: -1px;
}

.banner-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.6;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.banner-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 1.25rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.15rem;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 30px rgba(49, 130, 206, 0.4);
    position: relative;
    overflow: hidden;
}

.banner-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.banner-button:hover::before {
    width: 300px;
    height: 300px;
}

.banner-button span {
    position: relative;
    z-index: 1;
}

.banner-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(49, 130, 206, 0.5);
}

.banner-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 7s ease-in-out;
    filter: saturate(1.1) contrast(1.05);
}

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

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



.carousel {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-images {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    box-sizing: border-box;
}

.carousel-control {
    background-color: rgba(255, 255, 255, 0.7);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color 0.3s ease;
}

.carousel-control:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.carousel-indicator.active {
    background-color: white;
}

.btn {
    display: inline-block;
    background-color: #3182ce;
    color: white;
    padding: 0.875rem 1.75rem;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(49, 130, 206, 0.3);
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #2b6cb0;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(49, 130, 206, 0.4);
}

/* 为banner按钮单独设置hover效果，避免transform冲突 */
.banner-btn:hover {
    transform: translateX(-50%) translateY(-2px);
}/* 通用部分标题样式 */.section-title {
    text-align: center;
    font-size: 2.75rem;
    margin-bottom: 4rem;
    color: var(--primary-color);
    position: relative;
    font-weight: 700;
    letter-spacing: 1.2px;
    font-family: 'SimHei', 'STHeiti', 'Microsoft YaHei', sans-serif;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.2s forwards;
    padding: 0 2rem;
}

.section-title::before {
    content: '✦';
    display: inline-block;
    margin-right: 18px;
    color: var(--accent-color);
    font-size: 2.25rem;
    animation: scaleIn 0.8s ease-out 0.4s both;
    text-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.section-title::after {
    content: '✦';
    display: inline-block;
    margin-left: 18px;
    color: var(--accent-color);
    font-size: 2.25rem;
    animation: scaleIn 0.8s ease-out 0.6s both;
    text-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}/* 课程介绍部分样式 */.courses {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-color);
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.courses::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(49, 130, 206, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(72, 187, 120, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.courses .container {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.courses-slider {
    position: relative;
    margin-top: 4rem;
    animation: scaleIn 1s ease-out 0.5s both;
}

.courses-track {
    display: flex;
    gap: 3rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 1rem 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin: 0 50px;
}

.courses-track::-webkit-scrollbar {
    display: none;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    padding-left: 2px;
    z-index: 10;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 69, 19, 0.3);
}

.slider-arrow:hover {
    background-color: var(--primary-dark);
    transform: translateY(-50%) scale(1.1);
}

.slider-arrow.left-arrow {
    left: -10px;
}

.slider-arrow.right-arrow {
    right: -10px;
}

.slider-arrow.hidden {
    display: none;
}

.course-item {
    flex: 0 0 320px;
    background-color: var(--card-background);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border: 2px solid transparent;
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.7) 100%);
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
    box-shadow: 0 8px 32px rgba(139, 69, 19, 0.1);
}

.course-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 60px rgba(139, 69, 19, 0.2);
    border-color: rgba(139, 69, 19, 0.3);
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.9) 100%);
}

.course-image {
    height: 240px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    box-shadow: inset 0 -5px 20px rgba(0, 0, 0, 0.2);
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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



.course-item h3 {
    padding: 1.5rem;
    padding-bottom: 0.75rem;
    font-size: 1.35rem;
    color: var(--primary-color);
    font-weight: 700;
    line-height: 1.4;
    text-align: center;
    font-family: 'SimHei', 'STHeiti', 'Microsoft YaHei', sans-serif;
    letter-spacing: 1px;
}

.course-item p {
    padding: 0.75rem 1.5rem 1.5rem;
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1rem;
    margin: 0;
    text-align: center;
}

/* 课程卡片动画延迟 */
.course-item:nth-child(1) { animation: fadeInUp 0.6s ease-out 0.1s both; }
.course-item:nth-child(2) { animation: fadeInUp 0.6s ease-out 0.15s both; }
.course-item:nth-child(3) { animation: fadeInUp 0.6s ease-out 0.2s both; }
.course-item:nth-child(4) { animation: fadeInUp 0.6s ease-out 0.25s both; }
.course-item:nth-child(5) { animation: fadeInUp 0.6s ease-out 0.3s both; }/* 老师介绍部分样式 */.teachers {
    padding: var(--spacing-xxl) 0;
    background-color: white;
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.teachers::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 30% 60%, rgba(237, 137, 54, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(49, 130, 206, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.teachers .container {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 4rem;
    margin-top: 4rem;
    animation: scaleIn 1s ease-out 0.5s both;
}

.teacher-item {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: 0 12px 48px rgba(139, 69, 19, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: var(--card-background);
    border: 2px solid transparent;
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
}

.teacher-item:hover {
    transform: translateY(-16px);
    box-shadow: 0 24px 80px rgba(139, 69, 19, 0.25);
    border-color: rgba(212, 175, 55, 0.4);
}

.teacher-image {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.teacher-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.teacher-overlay {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.7));
    color: #fff;
    padding: 3rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: bottom 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-sizing: border-box;
    border-radius: var(--border-radius);
}

.teacher-item:hover .teacher-overlay {
    bottom: 0;
}

.teacher-overlay h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: white;
    font-weight: 700;
    line-height: 1.2;
    animation: fadeInUp 0.6s ease 0.2s both;
    font-family: 'SimHei', 'STHeiti', 'Microsoft YaHei', sans-serif;
    letter-spacing: 2px;
}

.teacher-overlay .teacher-title {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
    animation: fadeInUp 0.6s ease 0.3s both;
    letter-spacing: 1px;
}

.teacher-overlay p {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    font-size: 1rem;
    margin: 0;
    animation: fadeInUp 0.6s ease 0.4s both;
    text-align: justify;
}

/* 滚动条样式 */
.teacher-overlay::-webkit-scrollbar {
    width: 6px;
}

.teacher-overlay::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.teacher-overlay::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.teacher-overlay::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* 老师卡片动画延迟 */
.teacher-item:nth-child(1) { animation: fadeInUp 0.8s ease-out 0.1s both; }
.teacher-item:nth-child(2) { animation: fadeInUp 0.8s ease-out 0.2s both; }
.teacher-item:nth-child(3) { animation: fadeInUp 0.8s ease-out 0.3s both; }
.teacher-item:nth-child(4) { animation: fadeInUp 0.8s ease-out 0.4s both; }
.teacher-item:nth-child(5) { animation: fadeInUp 0.8s ease-out 0.5s both; }/* 联系客服部分样式 */.contact {
    padding: var(--spacing-xl) 0;
    background-color: #1a1a1a;
    color: #ffffff;
}

.contact .section-title {
    color: #ffffff;
    margin-bottom: 3rem;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 4rem;
    align-items: center;
    animation: scaleIn 1s ease-out 0.5s both;
}

.qrcode-section {
    text-align: center;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.qrcode-section:hover {
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.qrcode-section h3 {
    font-size: 1.75rem;
    margin-bottom: 1.75rem;
    color: #ffffff;
    font-weight: 600;
}

.qrcode {
    width: 220px;
    height: 220px;
    margin: 0 auto 1.75rem;
    background-color: #ffffff;
    padding: 12px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.qrcode::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg, #b8860b 0%, #d4af37 100%);
    border-radius: 18px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.qrcode:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

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

.qrcode-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.qrcode-section p {
    color: #aaa;
    font-size: 1.05rem;
}

.contact-info {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.contact-info:hover {
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: 1.75rem;
    color: #ffffff;
    font-weight: 600;
}

.contact-info p {
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 16px;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-info p::before {
    content: '✦';
    position: absolute;
    left: -10px;
    color: #b8860b;
    font-weight: bold;
    font-size: 1.25rem;
    transition: transform 0.3s ease;
    opacity: 0;
}

.contact-info p:hover {
    transform: translateX(8px);
    background-color: rgba(255, 255, 255, 0.06);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.contact-info p:hover::before {
    transform: translateX(18px);
    opacity: 1;
}

.contact-info p strong {
    color: #b8860b;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 添加联系项图标 */
.contact-info p strong::before {
    content: '';
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(184, 134, 11, 0.1);
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(184, 134, 11, 0.2);
    transition: all 0.3s ease;
    font-size: 24px;
}

/* 电话图标 */
.contact-info p:nth-child(2) strong::before {
    content: '📞';
}

/* 邮箱图标 */
.contact-info p:nth-child(3) strong::before {
    content: '📧';
}

/* 地址图标 */
.contact-info p:nth-child(4) strong::before {
    content: '📍';
}

/* 悬停效果 */
.contact-info p:hover strong::before {
    transform: scale(1.2) rotate(10deg);
    box-shadow: 0 4px 15px rgba(184, 134, 11, 0.3);
}

.contact-info p:hover span {
    color: #b8860b;
    transition: color 0.3s ease;
}.success-stories {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-color);
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.success-stories::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 40% 70%, rgba(72, 187, 120, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 60% 30%, rgba(237, 137, 54, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.success-stories .container {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.stories-container {
    position: relative;
    overflow: hidden;
    padding: 3rem 0;
    margin: 0 -20px;
    animation: scaleIn 1s ease-out 0.5s both;
}

.stories-slider {
    display: flex;
    animation: scroll 15s linear infinite;
    width: max-content;
    will-change: transform;
    transform: translateX(0);
}



.story-item {
    flex: 0 0 auto;
    width: 380px;
    margin: 0 20px;
    padding: 0;
    background-color: var(--card-background);
    border-radius: 20px;
    box-shadow: 0 12px 48px rgba(139, 69, 19, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
    border: 2px solid transparent;
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.7) 100%);
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
}

.story-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(139, 69, 19, 0.05) 0%, rgba(212, 175, 55, 0.05) 100%);
    z-index: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.story-item:hover::before {
    opacity: 1;
}

.story-item:hover {
    transform: translateY(-16px);
    box-shadow: 0 24px 80px rgba(139, 69, 19, 0.25);
    border-color: rgba(212, 175, 55, 0.4);
}

.story-image {
    height: 360px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
    transition: transform 0.5s ease;
}

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



/* 页面加载动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 滚动触发的渐入效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    50% {
        opacity: 0.5;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    50% {
        opacity: 0.5;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    50% {
        opacity: 0.5;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 缩放动画 */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 悬停发光效果 */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    }
    50% {
        box-shadow: 0 6px 24px rgba(139, 69, 19, 0.3);
    }
}

/* 滚动动画 */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-2000px); /* 400px (每个item宽度+间距) * 5个原始item */
    }
}

/* 滚动指示器 */
.stories-container::before,
.stories-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 60px;
    z-index: 10;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.stories-container::before {
    left: 0;
    background: linear-gradient(to right, var(--background-color), transparent);
}

.stories-container::after {
    right: 0;
    background: linear-gradient(to left, var(--background-color), transparent);
}

/* 滚动触发动画类 */
.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-down {
    opacity: 0;
    transform: translateY(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* 动画延迟类 */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }
.delay-700 { transition-delay: 0.7s; }
.delay-800 { transition-delay: 0.8s; }
.delay-900 { transition-delay: 0.9s; }
.delay-1000 { transition-delay: 1s; }

/* 滚动速度指示器 */
.stories-container .scroll-indicator {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    font-size: 0.9rem;
    color: var(--text-light);
    opacity: 0.7;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.stories-container:hover .scroll-indicator {
    opacity: 1;
}

.stories-container .scroll-indicator::before {
    content: '👆';
    margin-right: 0.5rem;
    font-size: 1rem;
}/* 页脚样式 */
footer {
    background: linear-gradient(135deg, var(--dark-color) 0%, #1a202c 100%);
    color: white;
    text-align: center;
    padding: 3.5rem 0;
    margin-top: 5rem;
    box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.12);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    opacity: 0.8;
}

footer p {
    margin: 0;
    font-size: 1.1rem;
    color: #cbd5e0;
    font-weight: 400;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
    position: relative;
    z-index: 1;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    font-weight: 500;
}

footer a:hover {
    color: var(--primary-dark);
    text-shadow: 0 2px 8px rgba(49, 130, 206, 0.3);
    transform: translateY(-1px);
}

footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

footer a:hover::after {
    width: 100%;
}/* 悬浮客服二维码样式 */
.floating-contact {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10000;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 50%, #CD853F 100%);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 
        0 8px 25px rgba(139, 69, 19, 0.4),
        0 4px 10px rgba(139, 69, 19, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.floating-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.floating-btn:hover {
    background: linear-gradient(135deg, #A0522D 0%, #E9967A 50%, #F4A460 100%);
    transform: scale(1.1);
    box-shadow: 
        0 12px 35px rgba(139, 69, 19, 0.5),
        0 6px 15px rgba(139, 69, 19, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.floating-btn:hover::before {
    left: 100%;
}

.floating-btn svg {
    filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.2));
}

.floating-qrcode {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(180deg, #ffffff 0%, #f8f8f8 100%);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 
        0 15px 50px rgba(139, 69, 19, 0.2),
        0 5px 20px rgba(139, 69, 19, 0.1),
        0 0 0 1px rgba(139, 69, 19, 0.05);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.floating-contact.active .floating-qrcode {
    opacity: 1;
    visibility: visible;
    right: 75px;
}

.floating-qrcode-content {
    text-align: center;
}

.floating-qrcode h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #8B4513;
    font-weight: 600;
    letter-spacing: 2px;
}

.floating-qrcode .qrcode {
    width: 140px;
    height: 140px;
    margin: 0 auto 0.8rem;
    background: white;
    border-radius: 12px;
    padding: 10px;
    box-shadow: 
        inset 0 2px 10px rgba(139, 69, 19, 0.1),
        0 4px 15px rgba(139, 69, 19, 0.1);
}

.floating-qrcode p {
    font-size: 0.85rem;
    color: #999;
    margin: 0;
    letter-spacing: 1px;
}

/* 响应式设计 */
/* 中等屏幕 - 平板和大屏幕手机 */
@media (max-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
    .banner {
        padding-top: 45%;
    }
    .banner-title {
        font-size: 2.8rem;
    }
    .banner-subtitle {
        font-size: 1.15rem;
    }
    .nav-links {
        gap: 2rem;
    }
    .nav-links a {
        font-size: 1rem;
    }
    .courses-grid, .teachers-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 3rem;
        padding: 0 1rem;
    }
    .course-item h3, .teacher-overlay h3 {
        font-size: 1.4rem;
    }
    .story-item {
        width: 320px;
        margin: 0 15px;
    }
    .story-image {
        height: 280px;
    }
    .courses, .teachers, .contact, .success-stories {
        padding: 6rem 0;
    }
    .section-title {
        font-size: 2.25rem;
        margin-bottom: 3rem;
    }
    .stories-slider {
        animation: scroll-tablet-wide 15s linear infinite;
    }
    @keyframes scroll-tablet-wide {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-320px * 5 - 15px * 5));
        }
    }
}

/* 小屏幕 - 手机 */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    .navbar .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0.5rem 1rem;
    }
    .menu-toggle {
        display: flex;
    }
    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(45, 55, 72, 0.98);
        width: 100%;
        text-align: center;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.15);
        padding: 1.5rem 0;
        margin-top: 0;
        z-index: 999;
    }
    .nav-links.active {
        left: 0;
    }
    .nav-links li {
        margin: 0.8rem 0;
    }
    .nav-links a {
        font-size: 1.1rem;
        padding: 0.8rem 1.5rem;
        display: inline-block;
        border-radius: 6px;
        transition: all 0.3s ease;
    }
    .nav-links a:hover {
        background-color: rgba(49, 130, 206, 0.2);
        color: white;
    }
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    .banner {
        padding-top: 50%;
    }
    .carousel-control {
        width: 35px;
        height: 35px;
        font-size: 20px;
    }
    .carousel-indicator {
        width: 10px;
        height: 10px;
    }
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    .courses, .teachers, .contact, .success-stories {
        padding: 4rem 0;
    }
    .courses-grid, .teachers-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    .course-item {
        box-shadow: 0 8px 32px rgba(139, 69, 19, 0.1);
        border-radius: 20px;
        overflow: hidden;
        border: 2px solid transparent;
        background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.7) 100%);
        background-clip: padding-box, border-box;
        background-origin: padding-box, border-box;
    }
    .course-item:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 60px rgba(139, 69, 19, 0.2);
        border-color: rgba(139, 69, 19, 0.3);
        background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.9) 100%);
    }
    .teacher-item {
        box-shadow: 0 12px 48px rgba(139, 69, 19, 0.15);
        border-radius: 24px;
        overflow: hidden;
        border: 2px solid transparent;
        background-color: var(--card-background);
        background-clip: padding-box, border-box;
        background-origin: padding-box, border-box;
    }
    .teacher-item:hover {
        transform: translateY(-12px);
        box-shadow: 0 24px 80px rgba(139, 69, 19, 0.25);
        border-color: rgba(212, 175, 55, 0.4);
    }
    .teacher-image {
        height: 280px;
    }
    .course-image {
        height: 200px;
    }
    .course-item h3, .teacher-overlay h3 {
        font-size: 1.3rem;
        margin-bottom: 0.8rem;
    }
    .course-item p, .teacher-overlay p {
        font-size: 1rem;
        line-height: 1.6;
    }
    .story-item {
        min-width: 240px;
        margin: 0 0.4rem;
    }
    .story-image {
        height: 240px;
    }
    .btn {
        padding: 0.8rem 1.6rem;
        font-size: 1rem;
        border-radius: 8px;
    }
    .stories-slider {
        animation: scroll-tablet 15s linear infinite;
    }
    @keyframes scroll-tablet {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-240px * 5 - 0.4rem * 5));
        }
    }
    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    .qrcode-section, .contact-info {
        padding: 1.5rem;
        text-align: center;
        background-color: rgba(255, 255, 255, 0.05);
        border-radius: 18px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    }
    .qrcode-section h3, .contact-info h3 {
        font-size: 1.4rem;
        margin-bottom: 1.2rem;
        color: #ffffff;
    }
    .qrcode {
        width: 180px;
        height: 180px;
        margin: 0 auto 1rem;
        background-color: #ffffff;
        padding: 12px;
        border-radius: 14px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    }
    .contact-info p {
        font-size: 1rem;
        margin-bottom: 1rem;
        justify-content: center;
        color: #ffffff;
        padding: 12px 16px;
        background-color: rgba(255, 255, 255, 0.03);
        border-radius: 12px;
    }
    .contact-info p strong {
        color: #b8860b;
    }
    /* 调整小屏幕上的联系项图标 */
    .contact-info p strong::before {
        width: 35px;
        height: 35px;
        font-size: 20px;
    }
    .floating-qrcode {
        display: none;
    }
    footer {
        padding: 2.5rem 1rem;
    }
    footer p {
        font-size: 0.95rem;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.8rem;
    }
    .navbar .container {
        padding: 0.5rem 0.8rem;
    }
    .logo img {
        width: 36px;
        height: 36px;
    }
    .logo {
        font-size: 1.5rem;
    }
    .banner {
        padding-top: 56.25%;
    }
    .carousel-control {
        width: 30px;
        height: 30px;
        font-size: 18px;
    }
    .carousel-indicator {
        width: 8px;
        height: 8px;
    }
    .section-title {
        font-size: 1.6rem;
        margin-bottom: 1.5rem;
    }
    .courses, .teachers, .contact, .success-stories {
        padding: 3.5rem 0;
    }
    .courses-grid, .teachers-grid {
        padding: 0 0.8rem;
        gap: 1.2rem;
    }
    /* 确保卡片样式在超小屏幕上保持一致 */
    .course-item {
        border-radius: 18px;
        border: 2px solid transparent;
        background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(245, 245, 220, 0.6) 100%);
        background-clip: padding-box, border-box;
        background-origin: padding-box, border-box;
    }
    .course-item:hover {
        transform: translateY(-6px);
        box-shadow: 0 16px 48px rgba(139, 69, 19, 0.18);
    }
    .teacher-item {
        border-radius: 20px;
        border: 2px solid transparent;
        background-color: var(--card-background);
        background-clip: padding-box, border-box;
        background-origin: padding-box, border-box;
    }
    .teacher-item:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 64px rgba(139, 69, 19, 0.2);
    }
    .teacher-image {
        height: 250px;
    }
    .course-image {
        height: 180px;
    }
    .story-item {
        min-width: 180px;
        margin: 0 0.3rem;
    }
    .story-image {
        height: 180px;
    }
    .teacher-overlay, .course-item, .contact-content > div {
        padding: 1.2rem;
    }
    .qrcode {
        width: 160px;
        height: 160px;
        background-color: #ffffff;
        padding: 12px;
        border-radius: 14px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    }
    .contact-content > div {
        padding: 1.2rem;
        background-color: rgba(255, 255, 255, 0.05);
        border-radius: 18px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    }
    /* 进一步调整超小屏幕上的联系项图标 */
    .contact-info p strong::before {
        width: 30px;
        height: 30px;
        font-size: 18px;
    }
    .stories-slider {
        animation: scroll-mobile 15s linear infinite;
    }
    @keyframes scroll-mobile {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-180px * 5 - 0.3rem * 5));
        }
    }
    /* 中等屏幕下的滚动动画 */
    @keyframes scroll-tablet-wide {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-320px * 5 - 30px * 5));
        }
    }
    footer p {
        font-size: 0.9rem;
    }
}