/* 人启科技官网主样式 - 中式简约风格 */
/* 配色方案：墨黑(#1a1a1a) + 靛蓝(#2e4f6a) + 金色(#d4a574) */

/* CSS 重置和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft YaHei', '微软雅黑', 'SimSun', '宋体', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
    min-height: 100vh;
}

/* 容器和布局 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 字体样式设置 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'SimHei', '黑体', 'Microsoft YaHei', sans-serif;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 900;
}

h2 {
    font-size: 2rem;
    font-weight: 700;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    color: #555;
    line-height: 1.8;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

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

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, #2e4f6a, #1a1a1a);
    color: #fff;
    border-color: #2e4f6a;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1a1a1a, #2e4f6a);
    box-shadow: 0 5px 15px rgba(46, 79, 106, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #d4a574;
    border-color: #d4a574;
}

.btn-secondary:hover {
    background: #d4a574;
    color: #1a1a1a;
    box-shadow: 0 5px 15px rgba(212, 165, 116, 0.4);
    transform: translateY(-2px);
}

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

/* 导航栏样式 */
.navbar {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(212, 165, 116, 0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    text-decoration: none;
}

.logo img {
    width: 40px;
    height: 40px;
    border: none;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #d4a574;
    font-family: 'SimHei', '黑体', sans-serif;
}

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

.nav-link {
    text-decoration: none;
    color: #fff;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #d4a574;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #d4a574;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.bar {
    width: 25px;
    height: 3px;
    background: #d4a574;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero区域样式 */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a1a, #2e4f6a);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -2;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(26, 26, 26, 0.8), 
        rgba(46, 79, 106, 0.6),
        rgba(212, 165, 116, 0.1));
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: #fff;
    z-index: 10;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-animation {
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-family: 'SimHei', '黑体', sans-serif;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    color: #d4a574;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 节标题样式 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 3rem;
    position: relative;
    font-family: 'SimHei', '黑体', sans-serif;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #d4a574, #2e4f6a);
    border-radius: 2px;
}

/* 课程预览样式 */
.courses-preview {
    padding: 100px 0;
    background: #fff;
}

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

.course-card {
    background: #fff;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 165, 116, 0.1), transparent);
    transition: left 0.6s;
}

.course-card:hover::before {
    left: 100%;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(46, 79, 106, 0.2);
    border-color: #d4a574;
}

.card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #2e4f6a, #d4a574);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

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

.card-icon img {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}

.card-title {
    text-align: center;
    font-size: 1.3rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

.card-desc {
    text-align: center;
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.card-highlight {
    text-align: center;
    color: #d4a574;
    font-weight: 500;
    font-size: 0.9rem;
}

/* 优势展示样式 */
.advantages {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.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 1rem;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.advantage-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #2e4f6a, #d4a574);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-icon img {
    width: 25px;
    height: 25px;
    filter: brightness(0) invert(1);
}

.advantage-item h3 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.advantage-item p {
    color: #666;
    font-size: 0.9rem;
}

/* 信任背书样式 */
.testimonials {
    padding: 100px 0;
    background: #fff;
}

.testimonials-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.teacher-showcase {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.teacher-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #d4a574;
}

.teacher-info h3 {
    color: #1a1a1a;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.teacher-title {
    color: #2e4f6a;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.teacher-expertise {
    color: #666;
    font-size: 0.9rem;
}

.student-feedback h3 {
    color: #1a1a1a;
    margin-bottom: 1.5rem;
}

.feedback-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    border-left: 4px solid #d4a574;
    position: relative;
    font-style: italic;
}

.feedback-item p {
    margin-bottom: 0.5rem;
}

.feedback-item cite {
    color: #666;
    font-size: 0.9rem;
    font-style: normal;
    font-weight: 500;
}

/* 近期课程样式 */
.upcoming-courses {
    padding: 100px 0;
    background: linear-gradient(135deg, #2e4f6a, #1a1a1a);
    color: #fff;
}

.upcoming-courses .section-title {
    color: #fff;
}

.upcoming-courses .section-title::after {
    background: #d4a574;
}

.schedule-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid rgba(212, 165, 116, 0.3);
}

.schedule-date {
    text-align: center;
    padding: 1rem;
    background: #d4a574;
    border-radius: 10px;
    color: #1a1a1a;
    min-width: 80px;
}

.month {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
}

.day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.schedule-info {
    flex: 1;
}

.course-name {
    color: #d4a574;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.schedule-details {
    color: #ccc;
    font-size: 0.9rem;
}

.schedule-details span {
    margin-right: 1rem;
}

/* CTA区域样式 */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #d4a574, #2e4f6a);
    color: #fff;
    text-align: center;
}

.cta-content h2 {
    color: #fff;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.contact-info {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.contact-info span {
    color: #fff;
    font-weight: 500;
}

.contact-info a {
    color: #fff;
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* 悬浮咨询按钮 */
.floating-chat {
    position: fixed;
    right: 30px;
    bottom: 30px;
    z-index: 999;
}

.chat-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #d4a574, #2e4f6a);
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3); }
    50% { box-shadow: 0 10px 30px rgba(212, 165, 116, 0.5); }
}

.chat-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.chat-btn img {
    width: 20px;
    height: 20px;
}

/* 页脚样式 */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo img {
    width: 50px;
    height: 50px;
    margin-bottom: 1rem;
}

.footer-logo p {
    color: #d4a574;
    font-style: italic;
    font-size: 1.1rem;
}

.footer-nav h4,
.footer-contact h4 {
    color: #d4a574;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

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

.footer-nav a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: #d4a574;
}

.footer-contact p {
    color: #ccc;
    margin-bottom: 0.5rem;
}

.footer-contact a {
    color: #ccc;
    text-decoration: none;
}

.footer-contact a:hover {
    color: #d4a574;
}

.footer-bottom {
    border-top: 1px solid rgba(212, 165, 116, 0.3);
    padding-top: 2rem;
    text-align: center;
    color: #999;
}

/* 页面标题区域 */
.page-header {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #2e4f6a, #1a1a1a);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="80" cy="40" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="40" cy="80" r="1" fill="%23d4a574" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.page-title {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.page-subtitle {
    font-size: 1.2rem;
    color: #d4a574;
    position: relative;
    z-index: 2;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

th {
    background: linear-gradient(135deg, #2e4f6a, #1a1a1a);
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
}

td {
    color: #333;
    font-size: 0.9rem;
}

tr:hover {
    background: rgba(212, 165, 116, 0.1);
}

tr:last-child td {
    border-bottom: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .testimonials-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .teacher-showcase {
        flex-direction: column;
        text-align: center;
    }
    
    .schedule-card {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
    }
    
    .floating-chat {
        right: 20px;
        bottom: 20px;
    }
    
    .chat-btn span {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 页面加载动画 */
.fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease forwards;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #d4a574, #2e4f6a);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2e4f6a, #d4a574);
}

/* ========================================
   About页面专用样式
======================================== */

/* 页面标题区 */
.page-header {
    background: linear-gradient(135deg, #2e4f6a 0%, #1a2e3a 100%);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/pattern-bg.svg') repeat;
    opacity: 0.1;
    z-index: 1;
}

.page-header .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.header-content {
    color: white;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, #d4a574, #f4e4bc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    line-height: 1.6;
}

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

.header-image img {
    max-width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.3s ease;
}

.header-image img:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
}

/* 公司简介 */
.company-intro {
    padding: 100px 0;
    background: #fafafa;
}

.intro-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.intro-text {
    padding-right: 2rem;
}

.intro-paragraph {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
    text-align: justify;
}

.intro-paragraph:last-child {
    margin-bottom: 0;
    font-weight: 600;
    color: #2e4f6a;
}

.intro-image {
    position: relative;
}

.intro-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.intro-image:hover img {
    transform: translateY(-10px);
}

/* 详细优势 */
.detailed-advantages {
    padding: 100px 0;
    background: white;
}

.advantages-detailed {
    display: grid;
    gap: 60px;
    margin-bottom: 80px;
}

.advantage-detail {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 40px;
    align-items: flex-start;
    padding: 40px;
    background: #fafafa;
    border-radius: 20px;
    border-left: 5px solid #d4a574;
    transition: all 0.3s ease;
}

.advantage-detail:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    background: white;
}

.advantage-detail:nth-child(even) {
    grid-template-columns: 1fr 120px;
    text-align: right;
    border-left: none;
    border-right: 5px solid #d4a574;
}

.advantage-detail:nth-child(even) .advantage-content {
    order: -1;
}

.advantage-icon-large {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #2e4f6a, #1a2e3a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(46, 79, 106, 0.3);
    margin: 0 auto;
}

.advantage-icon-large img {
    width: 50px;
    height: 50px;
    filter: brightness(0) invert(1);
}

.advantage-content h3 {
    font-size: 1.5rem;
    color: #2e4f6a;
    margin-bottom: 1rem;
    font-weight: 600;
}

.advantage-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: #666;
    text-align: justify;
}

/* 核心理念 */
.core-philosophy {
    background: linear-gradient(135deg, #2e4f6a, #1a2e3a);
    border-radius: 25px;
    padding: 60px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.core-philosophy::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: url('../images/pattern-bg.svg') repeat;
    opacity: 0.1;
    animation: rotate 20s linear infinite;
}

.philosophy-content {
    position: relative;
    z-index: 2;
}

.philosophy-content h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #d4a574;
}

.philosophy-quote {
    font-size: 1.8rem;
    font-style: italic;
    margin: 2rem 0;
    padding: 0;
    border: none;
    position: relative;
}

.philosophy-quote::before,
.philosophy-quote::after {
    content: '"';
    font-size: 3rem;
    color: #d4a574;
    position: absolute;
    top: -10px;
}

.philosophy-quote::before {
    left: -30px;
}

.philosophy-quote::after {
    right: -30px;
}

.philosophy-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    opacity: 0.9;
}

/* 品牌理念 */
.brand-philosophy {
    padding: 100px 0;
    background: linear-gradient(45deg, #f9f9f9, #ffffff);
}

.philosophy-banner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.philosophy-title {
    font-size: 2.5rem;
    color: #2e4f6a;
    margin-bottom: 2rem;
    position: relative;
}

.philosophy-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #d4a574, #f4e4bc);
    border-radius: 2px;
}

.philosophy-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    text-align: justify;
}

.philosophy-visual img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* About CTA */
.about-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #2e4f6a 0%, #1a2e3a 100%);
    text-align: center;
    color: white;
}

.about-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #d4a574;
}

.about-cta p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-header .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .intro-text {
        padding-right: 0;
    }
    
    .advantage-detail,
    .advantage-detail:nth-child(even) {
        grid-template-columns: 1fr;
        text-align: center;
        border-left: none;
        border-right: none;
        border-top: 5px solid #d4a574;
    }
    
    .advantage-detail:nth-child(even) .advantage-content {
        order: 0;
    }
    
    .philosophy-banner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .philosophy-quote::before,
    .philosophy-quote::after {
        display: none;
    }
    
    .core-philosophy {
        padding: 40px 20px;
    }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========================================
   Courses页面专用样式
======================================== */

/* 课程导航标签 */
.course-tabs {
    background: white;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 80px;
    z-index: 100;
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 0;
    max-width: 800px;
    margin: 0 auto;
}

.tab-btn {
    flex: 1;
    padding: 20px 30px;
    background: white;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background: #f9f9f9;
    color: #2e4f6a;
}

.tab-btn.active {
    color: #2e4f6a;
    background: #f9f9f9;
    border-bottom-color: #d4a574;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #d4a574;
}

/* 课程详情 */
.course-details {
    background: #fafafa;
    min-height: 60vh;
}

.course-detail {
    display: none;
    padding: 80px 0;
    animation: fadeInUp 0.6s ease;
}

.course-detail.active {
    display: block;
}

/* 课程头部 */
.course-header {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.course-image {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
}

.course-image img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.course-intro {
    padding-left: 20px;
}

.course-title {
    font-size: 2.5rem;
    color: #2e4f6a;
    margin-bottom: 1rem;
    position: relative;
}

.course-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #d4a574, #f4e4bc);
    border-radius: 2px;
}

.course-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.course-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.course-tags .tag {
    background: linear-gradient(135deg, #d4a574, #f4e4bc);
    color: #2e4f6a;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* 课程内容 */
.course-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.course-info {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.info-section {
    margin-bottom: 40px;
}

.info-section:last-child {
    margin-bottom: 0;
}

.info-section h3 {
    font-size: 1.5rem;
    color: #2e4f6a;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
    position: relative;
}

.info-section h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 40px;
    height: 2px;
    background: #d4a574;
}

.info-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    text-align: justify;
}

.target-audience {
    list-style: none;
    padding: 0;
}

.target-audience li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #555;
    line-height: 1.6;
}

.target-audience li::before {
    content: '👤';
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

/* 课程大纲 */
.syllabus {
    display: grid;
    gap: 25px;
}

.syllabus-item {
    background: #f9f9f9;
    padding: 25px;
    border-radius: 15px;
    border-left: 4px solid #d4a574;
    transition: all 0.3s ease;
}

.syllabus-item:hover {
    background: #f5f5f5;
    transform: translateX(5px);
}

.syllabus-item h4 {
    font-size: 1.2rem;
    color: #2e4f6a;
    margin-bottom: 15px;
    font-weight: 600;
}

.syllabus-item ul {
    list-style: none;
    padding: 0;
}

.syllabus-item li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    color: #666;
    line-height: 1.5;
}

.syllabus-item li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: #d4a574;
    font-weight: bold;
}

/* 课程报名卡片 */
.course-enrollment {
    position: sticky;
    top: 120px;
}

.enrollment-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 2px solid #f0f0f0;
    transition: all 0.3s ease;
}

.enrollment-card:hover {
    border-color: #d4a574;
    transform: translateY(-5px);
}

.enrollment-card h3 {
    font-size: 1.5rem;
    color: #2e4f6a;
    margin-bottom: 25px;
    text-align: center;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.course-schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.course-schedule-table th,
.course-schedule-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

.course-schedule-table th {
    background: #f9f9f9;
    font-weight: 600;
    color: #2e4f6a;
    width: 35%;
}

.course-schedule-table td {
    color: #555;
}

.course-schedule-table tr:last-child th,
.course-schedule-table tr:last-child td {
    border-bottom: none;
}

.enrollment-benefits {
    margin-bottom: 30px;
}

.enrollment-benefits h4 {
    font-size: 1.2rem;
    color: #2e4f6a;
    margin-bottom: 15px;
}

.enrollment-benefits ul {
    list-style: none;
    padding: 0;
}

.enrollment-benefits li {
    padding: 8px 0;
    color: #555;
    line-height: 1.5;
    font-size: 0.95rem;
}

.enrollment-card .btn {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.enrollment-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(46, 79, 106, 0.3);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .course-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .course-enrollment {
        position: static;
    }
    
    .course-header {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .course-intro {
        padding-left: 0;
    }
}

@media (max-width: 768px) {
    .tabs-nav {
        flex-direction: column;
    }
    
    .tab-btn {
        text-align: center;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .tab-btn.active::after {
        display: none;
    }
    
    .course-detail {
        padding: 40px 0;
    }
    
    .course-header,
    .course-info,
    .enrollment-card {
        padding: 25px;
    }
    
    .course-title {
        font-size: 2rem;
    }
    
    .course-image img {
        height: 200px;
    }
    
    .syllabus {
        gap: 15px;
    }
    
    .syllabus-item {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .course-tabs {
        position: static;
    }
    
    .tab-btn {
        padding: 15px 20px;
        font-size: 1rem;
    }
    
    .course-header,
    .course-info,
    .enrollment-card {
        padding: 20px;
        margin: 0 10px;
    }
    
    .course-title {
        font-size: 1.8rem;
    }
    
    .course-subtitle {
        font-size: 1rem;
    }
    
    .course-tags .tag {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}

/* 淡入动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/* ========================================
   Teachers页面专用样式
======================================== */

/* 团队介绍区域 */
.team-intro {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    position: relative;
}

.team-intro::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="50" cy="10" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="10" cy="60" r="1" fill="%23d4a574" opacity="0.1"/><circle cx="90" cy="40" r="1" fill="%23d4a574" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.intro-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.team-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-top: 30px;
    text-align: justify;
}

/* 导师列表区域 */
.teachers-list {
    background: white;
    padding: 100px 0;
}

.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

/* 导师卡片 */
.teacher-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid transparent;
}

.teacher-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    border-color: #d4a574;
}

/* 导师照片 */
.teacher-photo {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.teacher-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.photo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(46, 79, 106, 0.8) 0%, rgba(212, 165, 116, 0.8) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.teacher-card:hover .photo-overlay {
    opacity: 1;
}

.teacher-contact {
    text-align: center;
}

.contact-email {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.contact-email:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

/* 导师信息 */
.teacher-info {
    padding: 30px;
}

.teacher-name {
    font-size: 1.5rem;
    color: #2e4f6a;
    margin-bottom: 8px;
    font-weight: 700;
}

.teacher-title {
    font-size: 1rem;
    color: #d4a574;
    margin-bottom: 20px;
    font-weight: 600;
}

/* 导师资历 */
.teacher-credentials {
    margin-bottom: 20px;
}

.credential-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    padding: 8px 0;
}

.credential-icon {
    font-size: 1.2rem;
    margin-right: 12px;
    width: 24px;
    text-align: center;
}

.credential-text {
    color: #555;
    font-size: 0.95rem;
    font-weight: 500;
}

/* 擅长领域 */
.teacher-expertise {
    margin-bottom: 20px;
}

.teacher-expertise h4 {
    font-size: 1rem;
    color: #2e4f6a;
    margin-bottom: 12px;
    font-weight: 600;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.expertise-tag {
    background: linear-gradient(135deg, #f4e4bc, #d4a574);
    color: #2e4f6a;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.expertise-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 165, 116, 0.3);
}

/* 主讲课程 */
.teacher-course {
    margin-bottom: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid #d4a574;
}

.course-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
    display: block;
    margin-bottom: 5px;
}

.course-link {
    color: #2e4f6a;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.course-link:hover {
    color: #d4a574;
}

/* 导师简介 */
.teacher-bio {
    margin-top: 20px;
}

.teacher-bio p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #666;
    text-align: justify;
}

/* 师资统计区域 */
.team-stats {
    background: linear-gradient(135deg, #2e4f6a 0%, #1a3a52 100%);
    padding: 80px 0;
    color: white;
    position: relative;
}

.team-stats::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="stats-pattern" width="50" height="50" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23d4a574" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23stats-pattern)"/></svg>');
    opacity: 0.3;
}

.team-stats .section-title {
    color: white;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #d4a574;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1rem;
    color: white;
    font-weight: 500;
}

/* 学员评价表格 */
.student-reviews {
    background: #f8f9fa;
    padding: 80px 0;
}

.reviews-table-container {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-top: 40px;
}

.reviews-table {
    width: 100%;
    border-collapse: collapse;
}

.reviews-table th {
    background: linear-gradient(135deg, #2e4f6a, #1a3a52);
    color: white;
    padding: 20px 15px;
    text-align: left;
    font-weight: 600;
    font-size: 1rem;
}

.reviews-table td {
    padding: 18px 15px;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
    font-size: 0.95rem;
}

.reviews-table tbody tr {
    transition: all 0.3s ease;
}

.reviews-table tbody tr:hover {
    background: #f8f9fa;
    transform: scale(1.01);
}

.reviews-table tbody tr:last-child td {
    border-bottom: none;
}

/* CTA区域 */
.teachers-cta {
    background: linear-gradient(135deg, #d4a574 0%, #f4e4bc 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: #2e4f6a;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.cta-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .teachers-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .team-intro,
    .teachers-list,
    .team-stats,
    .student-reviews,
    .teachers-cta {
        padding: 60px 0;
    }
    
    .teachers-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .teacher-info {
        padding: 25px;
    }
    
    .teacher-photo {
        height: 250px;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .reviews-table-container {
        overflow-x: auto;
    }
    
    .reviews-table {
        min-width: 600px;
    }
}

@media (max-width: 480px) {
    .teacher-info {
        padding: 20px;
    }
    
    .teacher-photo {
        height: 220px;
    }
    
    .stat-item {
        padding: 20px 15px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
}



/* ========================================
   Teachers页面专用样式
======================================== */

/* 团队介绍区域 */
.team-intro {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    position: relative;
}

.intro-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.team-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-top: 30px;
    text-align: justify;
}

/* 导师列表区域 */
.teachers-list {
    background: white;
    padding: 100px 0;
}

.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

/* 导师卡片 */
.teacher-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid transparent;
}

.teacher-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    border-color: #d4a574;
}

/* 导师照片 */
.teacher-photo {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.teacher-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.photo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(46, 79, 106, 0.8) 0%, rgba(212, 165, 116, 0.8) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.teacher-card:hover .photo-overlay {
    opacity: 1;
}

.teacher-contact {
    text-align: center;
}

.contact-email {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.contact-email:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

/* 导师信息 */
.teacher-info {
    padding: 30px;
}

.teacher-name {
    font-size: 1.5rem;
    color: #2e4f6a;
    margin-bottom: 8px;
    font-weight: 700;
}

.teacher-title {
    font-size: 1rem;
    color: #d4a574;
    margin-bottom: 20px;
    font-weight: 600;
}

/* 导师资历 */
.teacher-credentials {
    margin-bottom: 20px;
}

.credential-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    padding: 8px 0;
}

.credential-icon {
    font-size: 1.2rem;
    margin-right: 12px;
    width: 24px;
    text-align: center;
}

.credential-text {
    color: #555;
    font-size: 0.95rem;
    font-weight: 500;
}

/* 擅长领域 */
.teacher-expertise {
    margin-bottom: 20px;
}

.teacher-expertise h4 {
    font-size: 1rem;
    color: #2e4f6a;
    margin-bottom: 12px;
    font-weight: 600;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.expertise-tag {
    background: linear-gradient(135deg, #f4e4bc, #d4a574);
    color: #2e4f6a;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.expertise-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 165, 116, 0.3);
}

/* 主讲课程 */
.teacher-course {
    margin-bottom: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid #d4a574;
}

.course-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 600;
    display: block;
    margin-bottom: 5px;
}

.course-link {
    color: #2e4f6a;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.course-link:hover {
    color: #d4a574;
}

/* 导师简介 */
.teacher-bio {
    margin-top: 20px;
}

.teacher-bio p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #666;
    text-align: justify;
}

/* 师资统计区域 */
.team-stats {
    background: linear-gradient(135deg, #2e4f6a 0%, #1a3a52 100%);
    padding: 80px 0;
    color: white;
    position: relative;
}

.team-stats .section-title {
    color: white;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #d4a574;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1rem;
    color: white;
    font-weight: 500;
}

/* 学员评价表格 */
.student-reviews {
    background: #f8f9fa;
    padding: 80px 0;
}

.reviews-table-container {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-top: 40px;
}

.reviews-table {
    width: 100%;
    border-collapse: collapse;
}

.reviews-table th {
    background: linear-gradient(135deg, #2e4f6a, #1a3a52);
    color: white;
    padding: 20px 15px;
    text-align: left;
    font-weight: 600;
    font-size: 1rem;
}

.reviews-table td {
    padding: 18px 15px;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
    font-size: 0.95rem;
}

.reviews-table tbody tr {
    transition: all 0.3s ease;
}

.reviews-table tbody tr:hover {
    background: #f8f9fa;
    transform: scale(1.01);
}

.reviews-table tbody tr:last-child td {
    border-bottom: none;
}

/* CTA区域 */
.teachers-cta {
    background: linear-gradient(135deg, #d4a574 0%, #f4e4bc 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: #2e4f6a;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.cta-buttons .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .teachers-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .team-intro,
    .teachers-list,
    .team-stats,
    .student-reviews,
    .teachers-cta {
        padding: 60px 0;
    }
    
    .teachers-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .teacher-info {
        padding: 25px;
    }
    
    .teacher-photo {
        height: 250px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .reviews-table-container {
        overflow-x: auto;
    }
    
    .reviews-table {
        min-width: 600px;
    }
}

@media (max-width: 480px) {
    .team-intro,
    .teachers-list,
    .team-stats,
    .student-reviews,
    .teachers-cta {
        padding: 40px 0;
    }
    
    .teacher-info {
        padding: 20px;
    }
    
    .teacher-photo {
        height: 200px;
    }
    
    .teacher-name {
        font-size: 1.3rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .reviews-table th,
    .reviews-table td {
        padding: 15px 10px;
        font-size: 0.9rem;
    }
}

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

.teacher-card {
    animation: fadeInUp 0.6s ease forwards;
}

.teacher-card:nth-child(1) { animation-delay: 0.1s; }
.teacher-card:nth-child(2) { animation-delay: 0.2s; }
.teacher-card:nth-child(3) { animation-delay: 0.3s; }
.teacher-card:nth-child(4) { animation-delay: 0.4s; }

.stat-item {
    animation: fadeInUp 0.6s ease forwards;
}

.stat-item:nth-child(1) { animation-delay: 0.1s; }
.stat-item:nth-child(2) { animation-delay: 0.2s; }
.stat-item:nth-child(3) { animation-delay: 0.3s; }
.stat-item:nth-child(4) { animation-delay: 0.4s; }

/* ===== 联系页面样式 ===== */

/* 联系页面主区域 */
.contact-main {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

/* 联系表单区域 */
.contact-form-section {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.form-desc {
    color: #6c757d;
    margin-bottom: 30px;
    font-size: 16px;
    line-height: 1.6;
}

.contact-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
    font-size: 15px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
    transform: translateY(-2px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

/* 复选框和单选框样式 */
.checkbox-group,
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 10px;
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: normal !important;
    margin-bottom: 0 !important;
    position: relative;
    padding-left: 35px;
}

.checkbox-label input[type="checkbox"],
.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkmark,
.radio-mark {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 22px;
    width: 22px;
    background: #fff;
    border: 2px solid #ddd;
    transition: all 0.3s ease;
}

.checkmark {
    border-radius: 6px;
}

.radio-mark {
    border-radius: 50%;
}

.checkbox-label:hover .checkmark,
.radio-label:hover .radio-mark {
    border-color: var(--primary-color);
}

.checkbox-label input:checked ~ .checkmark,
.radio-label input:checked ~ .radio-mark {
    background: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
    transform: translateY(-50%) scale(1.05);
}

.checkmark:after,
.radio-mark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-label input:checked ~ .checkmark:after {
    display: block;
    left: 6px;
    top: 2px;
    width: 8px;
    height: 12px;
    border: solid #d4a574;
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
    font-weight: bold;
}

.radio-label input:checked ~ .radio-mark:after {
    display: block;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #d4a574;
}

/* 表单按钮 */
.form-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.form-buttons .btn {
    flex: 1;
    padding: 15px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    /* background: linear-gradient(135deg, var(--primary-color), #5a67d8);
    color: white; */
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(74, 144, 226, 0.3);
}

.btn-secondary {
    background: #f8f9fa;
    color: #6c757d;
    border: 2px solid #e9ecef;
}

.btn-secondary:hover {
    background: #e9ecef;
    color: #495057;
}

/* 表单提示 */
.form-notice {
    padding: 20px;
    background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
    border-radius: 12px;
    border-left: 5px solid var(--accent-color);
}

.form-notice p {
    margin: 0;
    color: #555;
    font-size: 14px;
}

/* 提交结果提示样式 */
.submit-message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-top: 20px;
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    animation: slideIn 0.3s ease-out;
}

.submit-message.success {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    border-left: 4px solid rgba(255, 255, 255, 0.3);
}

.submit-message.error {
    background: linear-gradient(135deg, #dc3545, #e74c3c);
    color: white;
    border-left: 4px solid rgba(255, 255, 255, 0.3);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 表单提交中状态 */
.form-submitting .btn-primary {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.7;
}

.form-submitting .btn-primary:hover {
    background: #6c757d;
    transform: none;
}

/* 联系信息区域 */
.contact-info-section {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.contact-methods {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    padding: 25px 0;
    border-bottom: 1px solid #f1f3f4;
    transition: all 0.3s ease;
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-item:hover {
    background: linear-gradient(135deg, #f8f9ff, #fff5f5);
    margin: 0 -20px;
    padding: 25px 20px;
    border-radius: 12px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(74, 144, 226, 0.2);
}

.contact-icon img {
    width: 35px;
    height: 35px;
}

.contact-details h3 {
    margin: 0 0 8px 0;
    color: #333;
    font-size: 18px;
    font-weight: 600;
}

.contact-details p {
    margin: 5px 0;
    font-size: 16px;
    color: #555;
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-link:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.contact-note {
    font-size: 14px;
    color: #6c757d;
    font-style: italic;
}

.wechat-id {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: #28a745;
    background: #f8f9fa;
    padding: 8px 12px;
    border-radius: 6px;
    display: inline-block;
    margin: 5px 0;
}

.wechat-qr {
    margin-top: 15px;
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 8px;
}

.qr-note {
    font-size: 12px;
    color: #6c757d;
}

.address-detail {
    font-size: 14px;
    color: #6c757d;
    margin: 5px 0 10px 0;
}

.location-links {
    margin: 10px 0;
}

.map-link {
    display: inline-block;
    margin-right: 15px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    padding: 5px 10px;
    border-radius: 6px;
    background: rgba(74, 144, 226, 0.1);
    transition: all 0.3s ease;
}

.map-link:hover {
    background: rgba(74, 144, 226, 0.2);
    transform: translateY(-2px);
}

/* 工作时间表格 */
.working-hours {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid #f1f3f4;
}

.working-hours h3 {
    margin-bottom: 20px;
    color: #333;
    font-size: 18px;
    font-weight: 600;
}

.hours-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.hours-table th,
.hours-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid #f1f3f4;
}

.hours-table th {
    background: linear-gradient(135deg, var(--primary-color), #5a67d8);
    color: white;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hours-table tr:hover {
    background: rgba(74, 144, 226, 0.05);
}

.hours-table tr:last-child td {
    border-bottom: none;
}

/* 地图区域 */
.map-section {
    padding: 80px 0;
    background: #fff;
}

.map-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.map-placeholder {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.location-map {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.95);
    padding: 15px 20px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.location-marker {
    display: flex;
    align-items: center;
    gap: 10px;
}

.location-marker img {
    width: 24px;
    height: 24px;
}

.marker-text {
    font-weight: 600;
    color: var(--primary-color);
}

.map-info {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.map-info h3 {
    margin-bottom: 25px;
    color: #333;
    font-size: 20px;
    font-weight: 600;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 10px;
}

.transport-item {
    margin-bottom: 20px;
    padding: 15px;
    background: linear-gradient(135deg, #f8f9ff, #fff5f5);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.transport-item strong {
    color: var(--primary-color);
    font-size: 16px;
}

.transport-item p {
    margin: 8px 0 0 0;
    color: #555;
    line-height: 1.5;
}

/* FAQ区域 */
.faq-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.faq-list {
    margin-top: 40px;
    display: grid;
    gap: 20px;
}

.faq-item {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-left: 5px solid var(--accent-color);
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.faq-question {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: 600;
}

.faq-answer {
    color: #555;
    line-height: 1.7;
    margin: 0;
}

/* CTA区域 */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.contact-cta h2 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 36px;
    font-weight: 700;
}

.contact-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-size: 18px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 18px 35px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-width: 180px;
}

.cta-buttons .btn-primary {
    background: #fff;
    color: var(--primary-color);
}

.cta-buttons .btn-primary:hover {
    background: transparent;
    color: #fff;
    border-color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.cta-buttons .btn-secondary {
    background: transparent;
    color: #fff;
    border-color: #fff;
}

.cta-buttons .btn-secondary:hover {
    background: #fff;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* 悬浮咨询按钮 */
.floating-chat {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.chat-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--accent-color), #e91e63);
    color: #fff;
    padding: 15px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 8px 25px rgba(233, 30, 99, 0.3);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.chat-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(233, 30, 99, 0.4);
    animation: none;
}

.chat-btn img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
}

@keyframes pulse {
    0% { box-shadow: 0 8px 25px rgba(233, 30, 99, 0.3); }
    50% { box-shadow: 0 8px 25px rgba(233, 30, 99, 0.5), 0 0 0 10px rgba(233, 30, 99, 0.1); }
    100% { box-shadow: 0 8px 25px rgba(233, 30, 99, 0.3); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-form-section,
    .contact-info-section {
        padding: 30px 20px;
    }
    
    .map-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .location-map {
        height: 250px;
    }
    
    .checkbox-group,
    .radio-group {
        flex-direction: column;
        gap: 15px;
    }
    
    .form-buttons {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-cta h2 {
        font-size: 28px;
    }
    
    .floating-chat {
        bottom: 20px;
        right: 20px;
    }
    
    .chat-btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .chat-btn span {
        display: none;
    }
}

@media (max-width: 480px) {
    .contact-main {
        padding: 40px 0;
    }
    
    .map-section,
    .faq-section,
    .contact-cta {
        padding: 40px 0;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-icon {
        margin: 0 auto 15px auto;
    }
}