@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700&family=Rajdhani:wght@300;400;500;600;700&display=swap');

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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, #3112e3 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-tech: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

body {
    font-family: 'Inter', 'Noto Serif SC', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.transparent {
    background: transparent;
    backdrop-filter: blur(0px);
    border-bottom: none;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 10px auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo {
    height: 45px;
    width: 45px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
    background-image: url('../images/HY-LOGO-WHITE.svg');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.3s ease;
}

.logo:hover {
    transform: rotate(10deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.logo-text {
    font-size: 1.6rem;
    font-weight: 500;
    /* font-family: 'Orbitron', 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', sans-serif; */
    font-family:"华文草书", "STCaoShu", cursive;
    /* font-family: "华文瘦金体", "STShouJin", cursive; */
    /* font-family: "华文行楷", "STXingKai", "SimXingKai", cursive; */
    /* font-family: "魏碑", "STWeiBei", "SimWei", serif; */
    font-family: "隶书", "LiSu", serif;
    color: white;
    letter-spacing: 2px;
    position: relative;
    text-decoration: none;
    line-height: 1;
    text-transform: uppercase;
    background: linear-gradient(45deg, #fff, #e0e0e0, #b0b0b0, #e0e0e0, #fff);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: techGlow 3s ease-in-out infinite alternate;
    filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.3));
}

.logo-text::before {
    content: '慧娱科技';
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    color: white;
    -webkit-text-fill-color: white;
    filter: blur(1px);
    opacity: 0.3;
    animation: techPulse 2s ease-in-out infinite;
}

.logo-text::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    background-size: 200% 100%;
    animation: techScan 2s linear infinite;
    pointer-events: none;
}

.navbar.scrolled .logo {
    background-image: url('../images/HY-LOGO.svg');
}

.navbar.scrolled .logo-text {
    background: linear-gradient(135deg, #280be6 0%, #764ba2 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: none;
    animation: gradientFlow 2s ease infinite;
}

.navbar.scrolled .logo-text::before {
    color: black;
    -webkit-text-fill-color: black;
    opacity: 0.3;
}

.nav-logo:hover .logo-text {
    animation-duration: 1s;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5)) drop-shadow(0 0 15px rgba(255, 255, 255, 0.3));
    transform: scale(1.05);
}

.navbar.scrolled .nav-logo:hover .logo-text {
    filter: drop-shadow(0 0 8px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 15px rgba(0, 0, 0, 0.3));
}

.nav-logo:hover .logo-text::before {
    opacity: 0.6;
    animation-duration: 0.5s;
}

@keyframes techGlow {
    0% { 
        background-position: 0% 50%;
        filter: drop-shadow(0 0 2px rgba(0, 0, 0, 0.3)) drop-shadow(0 0 5px rgba(0, 0, 0, 0.1));
    }
    100% { 
        background-position: 100% 50%;
        filter: drop-shadow(0 0 4px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 10px rgba(0, 0, 0, 0.2));
    }
}

@keyframes techPulse {
    0%, 100% { 
        opacity: 0.3; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.5; 
        transform: scale(1.02);
    }
}

@keyframes techScan {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes gradientFlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: white;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar.scrolled .nav-link {
    color: var(--text-primary);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

.navbar.scrolled .bar {
    background-color: var(--text-primary);
}

/* 首页英雄区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #3112e3 0%, #7c3aed 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

/* 轮播图自动播放动画 */
@keyframes carouselAnimation {
    0%, 25% { transform: translateX(0); }
    35%, 60% { transform: translateX(-100%); }
    70%, 100% { transform: translateX(-200%); }
}

.carousel-slides {
    display: flex;
    width: 300%;
    height: 100%;
    animation: carouselAnimation 15s infinite ease-in-out;
}

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

/* 渐变背景样式 */
.gradient-blue {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.gradient-purple {
    background: linear-gradient(135deg, #3112e3 0%, #7c3aed 100%);
}

.gradient-pink {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

/* 装饰性元素 */
.tech-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.tech-circle {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: float 20s infinite linear;
}

.tech-circle:nth-child(1) {
    width: 160px;
    height: 160px;
    top: 15%;
    left: 10%;
    animation-duration: 25s;
}

.tech-circle:nth-child(2) {
    width: 240px;
    height: 240px;
    bottom: 20%;
    right: 15%;
    animation-duration: 30s;
    animation-direction: reverse;
}

.tech-circle:nth-child(3) {
    width: 120px;
    height: 120px;
    top: 40%;
    right: 25%;
    animation-duration: 20s;
}

.tech-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform-origin: left;
}

.tech-line:nth-child(4) {
    width: 60%;
    top: 30%;
    left: 20%;
    animation: pulse 3s infinite alternate;
}

.tech-line:nth-child(5) {
    width: 40%;
    bottom: 40%;
    right: 20%;
    animation: pulse 2s infinite alternate-reverse;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

@keyframes pulse {
    0% { opacity: 0.3; }
    100% { opacity: 0.8; }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: white;
}

.gradient-text {
    background: linear-gradient(45deg, #fff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.hero-visual {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-weight: 500;
    animation: float-card 6s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    top: 50%;
    right: 20%;
    animation-delay: 2s;
}

.floating-card:nth-child(3) {
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* 服务部分 */
.services {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: white;
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card {
        padding: 30px 20px;
        min-height: auto;
    }
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: gap 0.3s ease;
}

.service-link:hover {
    gap: 10px;
}

/* 案例部分 */
.cases {
    padding: 120px 0;
    background: white;
}

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

.case-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

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

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

.case-card:hover .case-image img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-link {
    background: white;
    color: var(--primary-color);
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.case-link:hover {
    background: var(--primary-color);
    color: white;
}

.case-content {
    padding: 30px;
}

.case-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.case-content p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.case-tag {
    background: var(--bg-secondary);
    color: var(--primary-color);
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.cases-more {
    text-align: center;
}

/* 关于我们 */
.about {
    padding: 120px 0;
    background: var(--bg-secondary);
}

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

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.tech-item {
    background: white;
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: var(--gradient-primary);
    color: white;
}

/* 联系我们 */
.contact {
    padding: 120px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

.contact-item i {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 3px;
    color: var(--text-primary);
    line-height: 1.3;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

.contact-form {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* 页脚 */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 25px;
}

.footer-section h4 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 600;
}

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

.footer-section ul li {
    margin-bottom: 6px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.footer-logo img {
    height: 30px;
    filter: brightness(0) invert(1);
}

.footer-logo span {
    font-size: 1.2rem;
    font-weight: 700;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.contact-info {
    font-size: 0.85rem;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 4px;
    line-height: 1.3;
}

.contact-info li i {
    font-size: 0.8rem;
    margin-top: 2px;
    width: 16px;
    text-align: center;
}

.footer-bottom {
    text-align: center;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.footer-links {
    margin-top: 5px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    margin: 0 8px;
    font-size: 0.8rem;
}

.footer-links a:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-visual {
        height: 200px;
    }

    .floating-card {
        display: none;
    }

    .services-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-stats {
        justify-content: center;
    }

    .tech-stack {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .service-card,
    .case-card {
        padding: 25px;
    }

    .contact-form {
        padding: 25px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}