/* 和懿堂中医诊所网站样式 */

/* CSS变量定义 */
:root {
    --primary-color: #5d4037;          /* 深咖色 - 主色调 */
    --secondary-color: #8d6e63;        /* 中咖色 - 辅助色 */
    --accent-color: #a1887f;          /* 浅咖色 - 点缀色 */
    --gold-color: #d4a574;            /* 金咖色 - 传统元素 */
    --text-dark: #3e2723;              /* 深咖色文字 */
    --text-light: #6d4c41;             /* 中咖色文字 */
    --bg-light: #efebe9;               /* 米咖色背景 */
    --bg-dark: #3e2723;                /* 深咖色背景 */
    --wood-dark: #4e342e;              /* 深木纹色 */
    --wood-light: #795548;             /* 浅木纹色 */
    --white: #ffffff;
    --shadow: 0 8px 32px rgba(93, 64, 55, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 全局重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Microsoft YaHei', 'SimSun', 'SimHei', serif, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
    position: relative;
    width: 100%;
}

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

/* 传统装饰元素 */
.traditional-border {
    position: relative;
}

.traditional-border::before,
.traditional-border::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 40'%3E%3Cpath d='M0,0 L40,0 L40,40 L0,40 Z' fill='none' stroke='%23d4a574' stroke-width='2'/%3E%3Cpath d='M10,10 L30,10 M10,20 L30,20 M10,30 L30,30' stroke='%23d4a574' stroke-width='1'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
}

.traditional-border::before {
    top: 10px;
    left: 10px;
}

.traditional-border::after {
    bottom: 10px;
    right: 10px;
    transform: rotate(180deg);
}

/* 木纹窗户栅栏装饰 */
.wood-pattern {
    position: relative;
    background: linear-gradient(90deg, var(--wood-dark) 0%, var(--wood-light) 50%, var(--wood-dark) 100%);
    background-size: 20px 100%;
}

.wood-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.1) 2px,
            rgba(255, 255, 255, 0.1) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 10px,
            rgba(0, 0, 0, 0.1) 10px,
            rgba(0, 0, 0, 0.1) 12px
        );
    pointer-events: none;
}

.window-grille {
    position: relative;
    border: 3px solid var(--wood-dark);
    border-radius: 4px;
    background: var(--bg-light);
}

.window-grille::before {
    content: '';
    position: absolute;
    top: 33.33%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--wood-dark);
}

.window-grille::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: var(--wood-dark);
    transform: translateX(-50%);
}

/* 头部导航 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--wood-dark), var(--primary-color));
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: var(--shadow);
    height: 80px;
    border-bottom: 2px solid var(--gold-color);
}

.navbar {
    padding: 0.5rem 0;
    height: 100%;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.logo-main {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo h1 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--gold-color);
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
}

.logo .subtitle {
    font-size: 0.9rem;
    color: var(--white);
    opacity: 0.9;
    font-weight: 300;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: var(--gold-color);
    color: var(--primary-color);
}

.nav-link:active,
.nav-link:focus {
    background-color: var(--accent-color);
    color: var(--white);
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

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

/* Banner轮播区域 */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(93, 64, 55, 0.6), rgba(77, 53, 46, 0.4));
}

.slide-content {
    text-align: center;
    color: var(--white);
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.slide-content h2 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: slideInUp 1s ease-out;
}

.slide-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    animation: slideInUp 1s ease-out 0.3s both;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--gold-color), var(--accent-color));
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    animation: slideInUp 1s ease-out 0.6s both;
    border: 2px solid var(--wood-dark);
    box-shadow: 0 4px 15px rgba(93, 64, 55, 0.3);
}

.cta-button:hover {
    background: linear-gradient(135deg, var(--accent-color), var(--gold-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(93, 64, 55, 0.4);
}

.cta-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(93, 64, 55, 0.3);
}

/* 轮播控制按钮 */
.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 3;
}

.prev-btn,
.next-btn {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    font-size: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.prev-btn:hover,
.next-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* 轮播指示器 */
.slider-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--gold-color);
    transform: scale(1.3);
}

/* 通用区块样式 */
section {
    padding: 5rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    font-weight: 400;
}

/* 诊所简介部分 */
.about-section {
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    text-align: justify;
}

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

.feature-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(139, 69, 19, 0.1);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--gold-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f6f2;
    border-radius: 50%;
    padding: 10px;
}

.feature-item h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.feature-item p {
    text-align: center;
    font-size: 1rem;
    color: var(--text-dark);
    line-height: 1.6;
}

.image-carousel {
    display: grid;
    grid-template-columns: 1fr 3fr 1fr;
    gap: 1rem;
    width: 100%;
    max-width: 1200px;
    margin: 2rem auto 0;
    align-items: center;
    position: relative;
}

.carousel-preview {
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.carousel-preview:hover {
    transform: scale(1.05);
}

.preview-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    filter: brightness(0.8);
}

.carousel-preview:hover .preview-image {
    border-color: var(--accent-color);
    filter: brightness(1);
}

.carousel-main {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.main-image {
    width: 100%;
    height: auto;
    display: block;
    transition: opacity 0.5s ease;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.carousel-main:hover .carousel-controls {
    opacity: 1;
}

.control-btn {
    background-color: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--text-dark);
}

.control-btn:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .image-carousel {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .carousel-preview {
        display: none;
    }
    
    .carousel-main {
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    .carousel-controls {
        opacity: 1;
    }
}

/* 核心理念部分 */
.philosophy-section {
    background: linear-gradient(135deg, var(--wood-light), var(--primary-color));
    position: relative;
}

.philosophy-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M20,20 Q50,5 80,20 M20,50 Q50,35 80,50 M20,80 Q50,65 80,80' stroke='%23daa520' stroke-width='0.5' fill='none' opacity='0.1'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    opacity: 0.3;
}

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

.couplet {
    margin-bottom: 3rem;
    padding: 2.5rem;
    background-image: url('../images/bamai.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #453f34; /* 后备颜色 */
    border-radius: 8px;
    border: 3px solid var(--gold-color);
    position: relative;
    /* 保留金色边框和阴影效果 */
    box-shadow: 
        0 0 0 8px rgba(139, 69, 19, 0.1),
        0 0 0 12px rgba(139, 69, 19, 0.05),
        0 8px 25px rgba(93, 64, 55, 0.3);
    /* 添加半透明遮罩确保文字清晰可读 */
    background-blend-mode: overlay;
}

.couplet::before,
.couplet::after {
    content: '❖';
    position: absolute;
    color: var(--gold-color);
    font-size: 2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.couplet-line {
    position: relative;
    z-index: 1;
    padding: 1rem 2rem;
    background-color: rgba(255, 255, 255, 0.8); /* 半透明白色背景 */
    border-radius: 4px;
    display: inline-block;
}

.couplet::before {
    top: 15px;
    left: 20px;
    transform: rotate(-15deg);
}

.couplet::after {
    bottom: 15px;
    right: 20px;
    transform: rotate(15deg);
}

.couplet-line {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 1rem 0;
    letter-spacing: 2px;
}

.philosophy-text {
    margin-bottom: 3rem;
}

.philosophy-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-align: justify;
    line-height: 1.8;
}

.philosophy-symbols {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 100%;
    padding: 0 1rem;
    margin: 0 auto;
}

.symbol-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.symbol-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.symbol-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

/* 媒体查询 - 调整移动端philosophy-symbols显示 */
@media (max-width: 768px) {
    .philosophy-symbols {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        box-sizing: border-box;
    }
    
    .symbol-item {
        padding: 1rem;
        box-sizing: border-box;
    }
    
    .symbol-icon {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }
    
    .symbol-item h4 {
        font-size: 0.9rem;
        margin: 0;
    }
}

.symbol-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* 核心领域部分 */
.services-section {
    background: var(--wood-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
}

.service-card {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::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));
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--secondary-color);
}

.service-card h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.service-card p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-light);
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-dark);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* 专家团队部分 */
.team-section {
    background: linear-gradient(135deg, var(--bg-light), var(--white));
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.team-member {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.member-photo {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.member-info {
    padding: 2rem;
}

.member-info h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.member-title {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.member-desc {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.member-credentials {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.member-credentials span {
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* 联系方式部分 */
.contact-section {
    background: var(--white);
}

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

.contact-form {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--white);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(202, 146, 93, 0.1);
}

.submit-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

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

/* 错误提示信息样式 */
.error-message {
    color: #e74c3c;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    display: block;
}

/* 成功提示弹窗样式 */
.success-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    padding: 2rem;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.message-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.success-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--success-color, #4CAF50);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: bold;
}

.message-content p {
    font-size: 1.2rem;
    color: var(--text-color);
    margin: 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.info-item:hover {
    background: var(--white);
    box-shadow: var(--shadow);
    transform: translateX(5px);
}

.info-icon {
    font-size: 2rem;
    color: var(--secondary-color);
    min-width: 40px;
    text-align: center;
}

.info-text h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.info-text p {
    color: var(--text-dark);
    margin: 0;
}

.contact-form {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(139, 69, 19, 0.1);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(205, 92, 92, 0.1);
}

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

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(205, 92, 92, 0.3);
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, var(--primary-color), var(--bg-dark));
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

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

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

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

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

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

/* 动画效果 */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.fade-in {
    animation: fadeIn 1s ease-out;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: 1rem;
        width: 90%;
        margin: 0 auto;
    }
    
    .hero {
        height: 80vh;
    }
    
    /* 移动端轮播指示器优化 */
    .slider-dots {
        bottom: 1rem;
        gap: 0.5rem;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
    
    .dot.active {
        transform: scale(1.2);
    }
    
    .slide-content h2 {
        font-size: 2.5rem;
    }
    
    .slide-content p {
        font-size: 1.1rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .info-item {
        padding: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
    
    .services-grid,
    .team-grid {
        gap: 1.5rem;
    }
    
    .service-card,
    .team-member {
        padding: 2rem;
    }
    
    .philosophy-symbols {
        gap: 1.5rem;
    }
    
    .symbol-item {
        min-width: 120px;
        padding: 1.5rem;
    }
    
    .couplet-line {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* 在中等屏幕上设置两列布局 */
    .about-features {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .slider-controls {
        padding: 0 1rem;
    }
    
    .prev-btn,
    .next-btn {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .logo {
        align-items: flex-start;
    }
    
    .logo-main {
        gap: 0.5rem;
    }
    
    .logo-main img {
        height: 40px !important;
    }
    
    .logo h1 {
        font-size: 1.8rem;
    }
    
    .logo .subtitle {
        font-size: 0.8rem;
        margin-top: 0.1rem;
    }
    
    /* 小屏幕Banner指示器进一步优化 */
    .hero {
        height: 70vh;
    }
    
    .slider-dots {
        bottom: 0.8rem;
        gap: 0.4rem;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
    
    .slide-content h2 {
        font-size: 2rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .service-card,
    .team-member {
        padding: 1.5rem;
    }
    
    .service-icon {
        font-size: 3rem;
    }
    
    .service-card h3 {
        font-size: 1.5rem;
    }
    
    .member-photo {
        height: 250px;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .info-item {
        padding: 1rem;
    }
    
    .info-icon {
        font-size: 1.5rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* 在超小屏幕上保持单列布局 */
    .about-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* 打印样式 */
@media print {
    .header,
    .hero,
    .contact-form,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    section {
        padding: 1rem 0;
        page-break-inside: avoid;
    }
}