/* Canvas样式 */
.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* 视频背景样式 */
#hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 全局样式 */
:root {
    /* 主色调 */
    --primary-color: #00c8ff;
    --primary-color-rgb: 0, 200, 255;
    --secondary-color: #7000ff;
    --secondary-color-rgb: 112, 0, 255;
    --accent-color: #ff00c8;
    --accent-color-rgb: 255, 0, 200;
    
    /* 中性色 */
    --dark-color: #121212;
    --light-color: #f8f9fa;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    
    /* 背景色 */
    --dark-bg: #121212;
    --dark-bg-gradient: linear-gradient(135deg, #121212, #1a1a2e);
    --light-bg: #f8f9fa;
    --light-bg-gradient: linear-gradient(135deg, #f8f9fa, #e9ecef);
    
    /* 霓虹效果 */
    --neon-glow: 0 0 10px rgba(0, 200, 255, 0.5), 0 0 20px rgba(0, 200, 255, 0.3), 0 0 30px rgba(0, 200, 255, 0.1);
    --purple-glow: 0 0 10px rgba(112, 0, 255, 0.5), 0 0 20px rgba(112, 0, 255, 0.3), 0 0 30px rgba(112, 0, 255, 0.1);
    --pink-glow: 0 0 10px rgba(255, 0, 200, 0.5), 0 0 20px rgba(255, 0, 200, 0.3), 0 0 30px rgba(255, 0, 200, 0.1);
    
    /* 玻璃态效果 */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: 1px solid rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    --glass-blur: blur(10px);
    
    /* 字体 */
    --font-sans-zh: 'Noto Sans SC', sans-serif;
    --font-sans-en: 'Roboto', sans-serif;
    --future-font-weight: 300;
    --letter-spacing: 0.05em;
    
    /* 尺寸 */
    --header-height: 80px;
    --container-max-width: 1200px;
    --section-spacing: 100px;
    --element-spacing: 30px;
    
    /* 过渡 */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
    
    /* 阴影 */
    --shadow-small: 0 2px 5px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 5px 15px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 10px 30px rgba(0, 0, 0, 0.15);
    
    /* 圆角 */
    --border-radius-small: 4px;
    --border-radius-medium: 8px;
    --border-radius-large: 16px;
}

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans-zh), var(--font-sans-en), sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    /* 背景色和颜色在theme.css中设置 */
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

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

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

/* 容器 */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* 语言切换 */
.language-switch {
    display: flex;
    background-color: rgba(18, 18, 18, 0.7);
    border-radius: 30px;
    padding: 5px;
    margin-left: 30px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 200, 255, 0.2);
}

.white-bg .language-switch {
    background-color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(18, 18, 18, 0.1);
    box-shadow: 0 0 15px rgba(0, 200, 255, 0.2);
}

.lang-btn {
    padding: 5px 12px;
    border-radius: 20px;
    color: var(--light-color);
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    z-index: 1;
    letter-spacing: var(--letter-spacing);
}

.white-bg .lang-btn {
    color: var(--dark-color);
}

.lang-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.lang-btn:hover::before {
    opacity: 0.2;
}

.lang-btn.active {
    color: var(--dark-color);
}

.white-bg .lang-btn {
    color: var(--dark-color);
}

.white-bg .lang-btn.active {
    color: var(--dark-color);
    font-weight: 700;
}

.lang-btn.active::before {
    opacity: 1;
}

/* 语言显示控制 */
.zh, .en {
    display: none !important;
}

html[lang="zh"] .zh {
    display: block !important;
    color: inherit;
}

html[lang="en"] .en {
    display: block !important;
    color: inherit;
}

html[lang="zh"] a.zh,
html[lang="en"] a.en {
    display: inline-block !important;
}

html[lang="zh"] span.zh,
html[lang="en"] span.en {
    display: inline !important;
}

html[lang="zh"] li.zh,
html[lang="en"] li.en {
    display: list-item !important;
}

html[lang="zh"] ul.zh,
html[lang="en"] ul.en {
    display: block !important;
}

html[lang="zh"] h1.zh,
html[lang="zh"] h2.zh,
html[lang="zh"] h3.zh,
html[lang="zh"] h4.zh,
html[lang="zh"] h5.zh,
html[lang="zh"] h6.zh,
html[lang="en"] h1.en,
html[lang="en"] h2.en,
html[lang="en"] h3.en,
html[lang="en"] h4.en,
html[lang="en"] h5.en,
html[lang="en"] h6.en {
    display: block !important;
}

html[lang="zh"] img.zh,
html[lang="en"] img.en {
    display: inline-block !important;
}

html[lang="zh"] p.zh,
html[lang="en"] p.en {
    display: block !important;
}

/* 头部 */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    transition: all var(--transition-medium);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 200, 255, 0.1);
}

.white-bg header {
    background-color: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom: none;
    box-shadow: none;
}

header.scrolled {
    height: 60px;
    background-color: rgba(18, 18, 18, 0.95);
}

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

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

.logo-img {
    height: auto;
    width: 80px;
    margin-right: 15px;
}

.logo-text h1 {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--light-color);
    line-height: 1.2;
}

/* 导航 */
nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.nav-links {
    display: flex;
    gap: 30px;
    margin-right: 0;
}

/* 将语言切换栏整合到导航栏 */
nav .language-switch {
    margin-left: 15px;
}

.nav-links a {
    color: var(--light-color);
    font-weight: 400;
    position: relative;
    padding: 5px 0;
    letter-spacing: 0.5px;
}

/* 白色背景页面上的导航链接颜色 */
.white-bg header .nav-links a,
.page-header.white-bg .nav-links a,
.work-detail-header.white-bg .nav-links a {
    color: var(--dark-color);
}

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

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

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
    box-shadow: var(--neon-glow);
}

.nav-links a.active {
    color: var(--primary-color);
    text-shadow: 0 0 5px rgba(0, 200, 255, 0.5);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--light-color);
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.white-bg .menu-toggle span {
    background-color: var(--dark-color);
}

/* 主内容区 */
main {
    padding-top: var(--header-height);
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* 科技感背景 */
.tech-bg {
    background: var(--dark-bg-gradient);
    position: relative;
    overflow: hidden;
}

.tech-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 200, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 200, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
}

.tech-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--dark-bg) 70%);
    z-index: 0;
}

/* 页面头部 */
.page-header {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, var(--dark-color), #1a1a2e);
    color: var(--light-color);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.8;
}

/* 作品详情页面样式 */
.work-detail-header {
    background-color: var(--dark-bg);
    color: var(--light-color);
    padding: 60px 0;
    text-align: center;
}

.work-breadcrumb {
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.work-breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.work-breadcrumb a:hover {
    color: var(--light-color);
}

.work-breadcrumb .separator {
    margin: 0 10px;
    color: rgba(255, 255, 255, 0.6);
}

.work-breadcrumb .current-page {
    color: var(--light-color);
}

.work-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--light-color);
}

.work-title h1 {
    color: var(--light-color);
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    font-weight: 700;
}

.work-meta {
    display: flex;
    gap: 30px;
    font-size: 1rem;
}

.work-meta .label {
    opacity: 0.8;
}

.work-detail-content {
    padding: 60px 0;
}

.work-media {
    margin-bottom: 40px;
}

.work-featured-image {
    width: 100%;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
}

.work-description {
    margin-bottom: 40px;
}

.section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.description-text p {
    margin-bottom: 20px;
    line-height: 1.6;
}

.work-credits {
    margin-bottom: 60px;
}

.credits-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.credit-item {
    margin-bottom: 15px;
}

.credit-role {
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.related-works {
    background-color: var(--dark-bg);
    padding: 60px 0;
}

.related-works-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.work-cta {
    padding: 80px 0;
    text-align: center;
}

.work-cta h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.work-cta .btn {
    font-size: 1.1rem;
    padding: 12px 30px;
}

/* 部分标题 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--future-font-weight);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
    letter-spacing: var(--letter-spacing);
}

.section-header h2.gradient {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-color);
    max-width: 700px;
    margin: 0 auto;
}

/* 研究方向部分自适应样式 */
.research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.research-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px;
    border-radius: var(--border-radius-medium);
    transition: all var(--transition-medium);
    background: rgba(255, 255, 255, 0.05);
    border: var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.research-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(var(--primary-color-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition-medium);
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
}

.research-icon .icon-svg {
    width: 35px;
    height: 35px;
    fill: var(--primary-color);
}

.research-item h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    font-weight: 500;
}

.research-item p {
    color: var(--gray-color);
    font-size: 0.95rem;
    line-height: 1.5;
}

.research-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--neon-glow);
    border: 1px solid rgba(var(--primary-color-rgb), 0.5);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius-medium);
    font-weight: 500;
    text-align: center;
    transition: all var(--transition-fast);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    letter-spacing: 1px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.primary-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    box-shadow: var(--shadow-medium);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.primary-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(0, 200, 255, 0.4);
}

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

.secondary-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.secondary-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: all 0.3s ease;
    z-index: -1;
}

.secondary-btn:hover {
    color: var(--light-color);
    border-color: transparent;
    box-shadow: 0 7px 15px rgba(0, 200, 255, 0.3);
}

.secondary-btn:hover::before {
    left: 0;
}

.accent-btn {
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    color: var(--light-color);
    box-shadow: var(--shadow-medium);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.accent-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.accent-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(255, 0, 200, 0.4);
}

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

/* 卡片样式 */
.card {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    position: relative;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 200, 255, 0.2);
}

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

.glass-card {
    background: var(--glass-bg);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    padding: 20px;
    transition: var(--transition-fast);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(0, 200, 255, 0.3);
}

/* 图标 */
.icon-svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

/* 首页特定样式 */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-color);
    overflow: hidden;
    background: var(--dark-bg-gradient);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 200, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 200, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 0;
    opacity: 0.5;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, var(--dark-bg) 70%);
    z-index: 0;
.member-photo img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.5s ease;
}    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(18, 18, 18, 0.7), rgba(18, 18, 18, 0.5));
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 40px;
    border-radius: var(--border-radius);
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 30px rgba(0, 200, 255, 0.1);
}

.hero-buttons-container {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 40px;
}

.hero-buttons-container h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 0 15px rgba(0, 200, 255, 0.5);
}

.hero-buttons-container p {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--light-color);
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
}

/* 介绍部分 */
.intro-section {
    padding: var(--section-spacing) 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.intro-image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.intro-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.intro-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--gray-color);
}

/* 特色部分 */
.features-section {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background-color: var(--light-color);
    padding: 40px 30px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    text-align: center;
    transition: transform var(--transition-medium);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    color: var(--light-color);
}

.feature-icon .icon-svg {
    width: 35px;
    height: 35px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--gray-color);
}

/* 作品部分 */
.works-section {
    padding: var(--section-spacing) 0;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
    padding: 10px;
}

.work-card {
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    background-color: var(--light-color);
    transition: transform var(--transition-medium);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
    text-align: center;
}

.work-card:hover {
    transform: translateY(-10px);
}

.work-card h3 {
    color: var(--dark-color);
    margin-top: 15px;
    font-size: 1.2rem;
    font-weight: 500;
}

.work-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--border-radius-medium);
    transition: transform var(--transition-medium);
}

.work-image {
    height: 380px;
    overflow: hidden;
    position: relative;
    /* 电影海报比例约为2:3 */
    aspect-ratio: 2/3;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 15px auto;
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-medium);
    border-radius: var(--border-radius-medium);
    border: var(--glass-border);
}

.work-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform var(--transition-medium);
    display: block;
}

.work-item:hover .work-image {
    box-shadow: var(--neon-glow);
}

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

.work-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
    border-radius: var(--border-radius-medium);
    transition: all var(--transition-medium);
    border: var(--glass-border);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--glass-shadow);
}

.work-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--neon-glow);
    border: 1px solid rgba(var(--primary-color-rgb), 0.5);
    background: rgba(var(--primary-color-rgb), 0.05);
}

.work-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    opacity: 0;
    transition: all var(--transition-medium);
}

.work-item:hover .work-overlay {
    opacity: 0;
}

.work-info {
    padding: 25px;
    transition: all var(--transition-medium);
    width: 100%;
    background: transparent;
    color: var(--dark-bg);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 0 0 var(--border-radius-medium) var(--border-radius-medium);
}

.work-info h3 {
    color: #000000;
    font-weight: 500;
}

.work-info p {
    color: #000000;
}

.work-item:hover .work-info {
    background: transparent;
    color: var(--primary-color);
}

.work-item:hover .work-title {
    color: var(--primary-color);
}

.work-category {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(var(--primary-color-rgb), 0.05);
    color: var(--primary-color);
    border-radius: var(--border-radius-small);
    font-size: 0.8rem;
    margin-bottom: 10px;
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.work-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
    font-weight: 500;
    color: #000000;
    transition: all var(--transition-medium);
    letter-spacing: var(--letter-spacing);
}

/* 作品详情页面中的标题样式 */
.work-hero h1.work-title {
    color: var(--light-color);
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    font-weight: 700;
}

.work-excerpt {
    color: #000000;
    margin-bottom: 15px;
    font-size: 0.9rem;
    line-height: 1.6;
    transition: all var(--transition-medium);
    letter-spacing: 0.03em;
}

.work-item:hover .work-excerpt {
    color: rgba(var(--primary-color-rgb), 0.8);
}

.read-more {
    color: var(--primary-color);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.read-more::after {
    content: '→';
    margin-left: 5px;
    transition: transform var(--transition-fast);
}

.read-more:hover::after {
    transform: translateX(5px);
}

/* 新闻部分 */
.news-section {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.news-card {
    display: flex;
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium);
}

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

.news-image {
    flex: 0 0 40%;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-info {
    flex: 1;
    padding: 20px;
}

.news-date {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 10px;
}

.news-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

/* 号召行动部分 */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    opacity: 0.9;
}

.cta-content .btn {
    background-color: var(--light-color);
    color: var(--primary-color);
}

/* 页脚 */
footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 80px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    margin-right: 15px;
}

.footer-name h3 {
    font-size: 1.2rem;
    font-weight: 500;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-links-column h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
}

.footer-links-column h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-links-column ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* 科研与形态页面样式 */
.research-overview {
    padding: var(--section-spacing) 0;
}

.research-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.research-image {
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.research-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.research-text p {
    margin-bottom: 20px;
    color: var(--gray-color);
}

.research-areas {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.research-item {
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium);
    text-align: center;
}

.research-item:hover {
    transform: translateY(-10px);
}

/* 科研与形态页面特定样式 */
.research-areas .research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.research-areas .research-item {
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium);
    text-align: center;
}

.research-areas .research-item:hover {
    transform: translateY(-10px);
}

.research-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    color: var(--light-color);
}

.research-icon .icon-svg {
    width: 40px;
    height: 40px;
}

.research-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.research-item p {
    color: var(--gray-color);
    margin-bottom: 0;
    line-height: 1.6;
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.area-card {
    background-color: var(--light-color);
    padding: 40px 30px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    text-align: center;
    transition: transform var(--transition-medium);
}

.area-card:hover {
    transform: translateY(-10px);
}

.area-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    color: var(--light-color);
}

.area-icon .icon-svg {
    width: 40px;
    height: 40px;
}

.area-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.area-card p {
    color: var(--gray-color);
}

.lab-forms {
    padding: var(--section-spacing) 0;
}

.labs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.lab-card, .lab-item {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium);
}

.lab-card:hover, .lab-item:hover {
    transform: translateY(-10px);
}

.lab-image {
    height: 250px;
    overflow: hidden;
}

.lab-image.work-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius-medium);
    transition: transform var(--transition-medium);
}

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

.lab-info, .lab-content {
    padding: 40px;
}

.lab-title, .lab-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.lab-description, .lab-item p {
    color: var(--gray-color);
    margin-bottom: 20px;
    line-height: 1.6;
}

.lab-content {
    padding: 40px;
}

.research-projects {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
    margin-top: 40px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.project-item {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    display: flex;
    margin-bottom: 30px;
}

.project-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    padding: 30px;
    background-color: rgba(var(--primary-color-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 100px;
}

.project-content {
    padding: 40px;
    flex-grow: 1;
}

.project-card {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform var(--transition-medium);
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

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

.project-info {
    padding: 40px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.project-description {
    color: var(--gray-color);
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-status {
    display: inline-block;
    padding: 5px 15px;
    background-color: rgba(0, 200, 255, 0.1);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

/* 作品页面样式 */
.works-filter {
    padding: 50px 0;
    background-color: #f8f9fa;
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 20px;
    border-radius: 30px;
    background-color: var(--light-color);
    color: var(--gray-color);
    font-weight: 500;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-small);
}

.filter-tab:hover {
    background-color: rgba(0, 200, 255, 0.1);
    color: var(--primary-color);
}

.filter-tab.active {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.works-gallery {
    padding: var(--section-spacing) 0;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.work-item {
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    background-color: var(--light-color);
    transition: all var(--transition-medium);
    position: relative;
}

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

.work-item-image {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.work-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

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

.work-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    opacity: 0;
    transition: opacity var(--transition-medium);
    display: flex;
    align-items: center;
    justify-content: center;
}

.work-item:hover .work-item-overlay {
    opacity: 1;
}

.overlay-btn {
    background-color: var(--light-color);
    color: var(--dark-color);
    padding: 10px 20px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--transition-medium);
}

.work-item:hover .overlay-btn {
    transform: translateY(0);
    opacity: 1;
}

.work-item-info {
    padding: 20px;
}

.work-item-category {
    display: inline-block;
    padding: 5px 10px;
    background-color: var(--light-gray);
    color: var(--gray-color);
    border-radius: var(--border-radius-small);
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.work-item-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.work-item-excerpt {
    color: var(--gray-color);
    margin-bottom: 15px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.pagination {
    padding: 50px 0;
    text-align: center;
}

.pagination-controls {
    display: inline-flex;
    align-items: center;
    background-color: var(--light-color);
    border-radius: 30px;
    padding: 5px;
    box-shadow: var(--shadow-medium);
}

.pagination-prev,
.pagination-next {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--gray-color);
    transition: all var(--transition-fast);
}

.pagination-prev:hover,
.pagination-next:hover {
    background-color: var(--light-gray);
    color: var(--dark-color);
}

.pagination-prev.disabled,
.pagination-next.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-numbers {
    display: flex;
    align-items: center;
    margin: 0 10px;
}

.pagination-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--gray-color);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-number:hover {
    background-color: var(--light-gray);
    color: var(--dark-color);
}

.pagination-number.active {
    background-color: var(--primary-color);
    color: var(--light-color);
}

.pagination-ellipsis {
    color: var(--gray-color);
    margin: 0 5px;
}

/* 团队页面样式 */
.team-intro {
    padding: var(--section-spacing) 0;
}

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

.intro-content p {
    font-size: 1.1rem;
    color: var(--gray-color);
    line-height: 1.8;
}

.team-leadership,
.team-researchers,
.team-artists,
.team-technical {
    padding: var(--section-spacing) 0;
}

.team-leadership,
.team-artists {
    background-color: #f8f9fa;
}

.team-grid {
    display: grid;
    gap: 40px;
}

.leadership-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.team-member {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium), box-shadow 0.3s ease;
    cursor: pointer;
}

.work-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(var(--primary-color-rgb), 0.3);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.member-photo {
    width: 100%;
    height: 0;
    padding-bottom: 100%;
    position: relative;
    overflow: hidden;
    background-color: #f5f5f5;
}

.member-photo img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform var(--transition-medium);
}

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

.member-info {
    padding: 20px;
    text-align: center;
    background-color: var(--light-color);
}

.member-info h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--primary-color);
}

.member-title {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 15px;
    line-height: 1.4;
    max-height: 300px;
    overflow-y: auto;
}

/* 团队成员详情页面样式 */
.member-detail {
    padding: 60px 0;
}

.member-profile {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 40px;
    gap: 30px;
}

.profile-photo {
    flex: 0 0 300px;
    max-width: 300px;
    height: 300px;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.profile-info {
    flex: 1;
    min-width: 300px;
}

.profile-info h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.profile-title {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.member-bio, .member-achievements {
    margin-bottom: 40px;
}

.section-header h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--light-color);
    padding-bottom: 10px;
}

.bio-content, .achievements-content {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
}

.achievements-content ul {
    padding-left: 20px;
}

.achievements-content li {
    margin-bottom: 10px;
}

.back-to-team {
    margin-top: 40px;
    text-align: center;
}

.member-bio {
    color: var(--gray-color);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 新闻与活动页面样式 */
.news-filter {
    padding: 50px 0;
    background-color: #f8f9fa;
}

.news-timeline {
    padding: var(--section-spacing) 0;
}

/* 新闻详情页样式 */
.news-detail {
    padding: 3rem 0;
}

.news-detail-header {
    margin-bottom: 2rem;
    text-align: center;
}

.news-detail-header .news-category {
    display: inline-block;
    padding: 0.3rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.news-detail-header .news-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.news-detail-header .news-meta {
    color: rgba(var(--text-color-rgb), 0.7);
    font-size: 0.9rem;
}

.news-detail-image {
    margin-bottom: 2rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.news-detail-image img {
    width: 100%;
    height: auto;
    display: block;
}

.news-detail-content {
    margin-bottom: 3rem;
    line-height: 1.8;
}

.news-content p {
    margin-bottom: 1.5rem;
}

.news-content ul, .news-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.news-content li {
    margin-bottom: 0.5rem;
}

.news-navigation {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.back-to-news {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.back-to-news:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(var(--primary-color-rgb), 0.3);
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.timeline-item {
    display: flex;
    gap: 30px;
}

.timeline-date {
    flex: 0 0 100px;
    text-align: right;
    padding-top: 20px;
}

.timeline-date .date {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-color);
}

.timeline-content {
    flex: 1;
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    display: flex;
    transition: transform var(--transition-medium);
}

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

.news-image {
    flex: 0 0 40%;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.timeline-item:hover .news-image img {
    transform: scale(1.05);
}

.news-info {
    flex: 1;
    padding: 25px;
}

.work-info h3 {
    margin-bottom: 15px;
    font-weight: 500;
    color: var(--primary-color);
    letter-spacing: 0.5px;
    font-size: 1.3rem;
}

.news-category {
    display: inline-block;
    padding: 5px 10px;
    background-color: rgba(0, 200, 255, 0.1);
    color: var(--primary-color);
    border-radius: var(--border-radius-small);
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.news-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
    line-height: 1.3;
}

.news-excerpt {
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: 1rem;
    line-height: 1.6;
}

.work-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 10px;
}

.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    text-align: center;
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.newsletter-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border-radius: var(--border-radius-medium) 0 0 var(--border-radius-medium);
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--light-color);
    border: none;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-form .btn {
    border-radius: 0 var(--border-radius-medium) var(--border-radius-medium) 0;
    background-color: var(--light-color);
    color: var(--primary-color);
    padding: 0 30px;
}

/* 加入与联系页面样式 */
.contact-info {
    padding: var(--section-spacing) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.contact-card {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    text-align: center;
    transition: transform var(--transition-medium);
}

.contact-card:hover {
    transform: translateY(-10px);
}

.contact-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    color: var(--light-color);
}

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

.contact-details h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.contact-details p {
    color: var(--gray-color);
    margin-bottom: 5px;
}

.contact-form-section {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
}

.contact-form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--light-color);
    padding: 50px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-large);
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    margin-bottom: 10px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius-small);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
}

.map-section {
    padding: var(--section-spacing) 0;
}

.map-container {
    height: 500px;
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-large);
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background-color: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.join-us-section {
    padding: var(--section-spacing) 0;
    background-color: #f8f9fa;
}

.job-openings {
    display: grid;
    gap: 30px;
    margin-bottom: 60px;
}

.job-card {
    background-color: var(--light-color);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: transform var(--transition-medium);
}

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

.job-header {
    padding: 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.job-type {
    padding: 5px 15px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 0.9rem;
}

.job-details {
    padding: 30px;
}

.job-description,
.job-requirements {
    margin-bottom: 30px;
}

.job-description h4,
.job-requirements h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.job-description p {
    color: var(--gray-color);
    line-height: 1.6;
}

.job-requirements ul {
    list-style: disc;
    padding-left: 20px;
    color: var(--gray-color);
    line-height: 1.6;
}

.job-requirements li {
    margin-bottom: 8px;
}

.internship-section {
    margin-bottom: 60px;
}

.internship-content {
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
    text-align: center;
}

.internship-content p {
    color: var(--gray-color);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.collaboration-section {
    padding-bottom: var(--section-spacing);
}

.collaboration-content {
    background-color: var(--light-color);
    padding: 40px;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
}

.collaboration-text p {
    color: var(--gray-color);
    margin-bottom: 20px;
    line-height: 1.6;
}

.collaboration-text ul {
    list-style: disc;
    padding-left: 20px;
    color: var(--gray-color);
    margin-bottom: 30px;
    line-height: 1.6;
}

.collaboration-text li {
    margin-bottom: 8px;
}

/* 研究项目部分样式 */
.research-project {
    padding: var(--section-spacing) 0;
    background-color: var(--light-bg);
}

.project-content {
    margin-top: 40px;
}

.project-header {
    margin-bottom: 20px;
}

.project-header h3 {
    font-size: 28px;
    font-weight: 500;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.project-subtitle {
    margin-bottom: 30px;
}

.project-subtitle h4 {
    font-size: 22px;
    font-weight: 400;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.project-image {
    margin-bottom: 30px;
    text-align: center;
}

.project-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--shadow-medium);
}

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

.project-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-color);
    margin-bottom: 15px;
}

.project-text p:first-of-type {
    font-weight: 500;
    color: var(--dark-color);
}

@media (max-width: 768px) {
    .project-header h3 {
        font-size: 24px;
    }
    
    .project-subtitle h4 {
        font-size: 20px;
    }
    
    .project-text p {
        font-size: 15px;
    }
}