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

/* 鼠标光晕效果 - 优化版本 */
.cursor-glow {
    position: fixed;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, rgba(59, 130, 246, 0.1) 50%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    /* 使用transform3d启用硬件加速 */
    transform: translate3d(0, 0, 0) translate(-50%, -50%);
    /* 优化过渡效果 */
    transition: opacity 0.2s ease, filter 0.2s ease;
    /* 启用硬件加速 */
    will-change: transform;
    /* 优化混合模式性能 */
    mix-blend-mode: screen;
    /* 初始状态 */
    opacity: 0;
    visibility: hidden;
}

.cursor-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.4) 0%, rgba(147, 51, 234, 0.1) 50%, transparent 70%);
    border-radius: 50%;
    transform: translate3d(-50%, -50%, 0);
    /* 使用will-change优化动画性能 */
    will-change: transform, opacity;
    animation: pulse 2s infinite;
}

.cursor-glow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.5) 0%, rgba(236, 72, 153, 0.2) 50%, transparent 70%);
    border-radius: 50%;
    transform: translate3d(-50%, -50%, 0);
    /* 使用will-change优化动画性能 */
    will-change: transform, opacity;
    animation: pulse 1.5s infinite reverse;
}

/* 增强状态样式 */
.cursor-glow.enhanced {
    transform: translate3d(0, 0, 0) translate(-50%, -50%) scale(1.5);
    filter: brightness(1.2);
}

@keyframes pulse {
    0% {
        transform: translate3d(-50%, -50%, 0) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate3d(-50%, -50%, 0) scale(1.2);
        opacity: 0.7;
    }
    100% {
        transform: translate3d(-50%, -50%, 0) scale(1);
        opacity: 1;
    }
}

:root {
    --primary-color: #3b82f6;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-color: #f1f5f9;
    --text-light: #cbd5e1;
    --bg-color: #0f172a;
    --bg-secondary: #1e293b;
    --border-color: #334155;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #0f172a;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

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

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.highlight {
    color: var(--accent-color);
}

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

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-2px);
}

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

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

.btn-resume {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: 2px solid #10b981;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

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

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

.btn-resume:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-resume i {
    margin-right: 8px;
    font-size: 0.9em;
}

.avatar {
    text-align: center;
}

.avatar-img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid white;
    box-shadow: var(--shadow-lg);
}

/* Skills Section */
.skills {
    padding: 80px 0;
    background: rgba(30, 41, 59, 0.8);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

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

.skill-item {
    background: rgba(30, 41, 59, 0.9);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.skill-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #f1f5f9;
}

.skill-item p {
    color: #cbd5e1;
}

.skill-preview {
    margin-top: 1rem;
    text-align: center;
}

.skill-preview-img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

/* About Section */
.about {
    padding: 80px 0;
    background: rgba(15, 23, 42, 0.9);
}

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

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

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

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

.stat-label {
    color: var(--text-light);
    font-weight: 500;
}

/* Portfolio Section */
.portfolio {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.portfolio-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    padding: 2rem;
    text-align: center;
}

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

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.portfolio-links {
    display: flex;
    gap: 1rem;
}

.portfolio-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 2px solid white;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.portfolio-link:hover {
    background: white;
    color: var(--text-color);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: rgba(30, 41, 59, 0.8);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(30, 41, 59, 0.9);
    color: var(--text-color);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(30, 41, 59, 1);
}

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

/* 占位符文字样式 */
.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #64748b;
}

/* 联系信息二维码样式 */
.contact-qr-code {
    margin-left: auto;
    display: flex;
    align-items: center;
}

.contact-qr {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    border: 2px solid var(--primary-color);
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.contact-qr:hover {
    transform: scale(1.35);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
    border-color: var(--accent-color);
    z-index: 10;
}

/* 新的二维码容器样式 - 三个二维码对齐显示 */
.qr-codes-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.qr-code-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    flex: 1;
}

.qr-code-item .contact-qr {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    border: 3px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.qr-code-item .contact-qr:hover {
    transform: scale(1.25);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.qr-label {
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
}

/* Social Section */
.social {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

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

.social-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

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

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

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

.social-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.social-card p {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.social-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.social-username {
    color: var(--primary-color);
    font-weight: 600;
}

.social-followers {
    color: var(--text-light);
    font-size: 0.9rem;
}

.social-preview {
    margin-bottom: 1.5rem;
}

.social-preview-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--border-radius);
    border: 2px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.social-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

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

/* 二维码容器样式 */
.qr-code-container {
    margin: 1.5rem 0;
    text-align: center;
}

.qr-code {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    border: 3px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.qr-code:hover {
    transform: scale(1.3);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.5);
    border-color: var(--accent-color);
    z-index: 10;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    color: var(--text-light);
    padding: 2rem 0;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.social-link {
    color: var(--text-light);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-link:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .hero-buttons {
        justify-content: center;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .social-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .social-card {
        padding: 1.5rem;
    }
}

/* 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-out;
}

/* 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: #1d4ed8;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 20px;
    width: 90%;
    max-width: 800px;
    text-align: center;
    top: 50%;
    transform: translateY(-50%);
}

.close {
    color: white;
    font-size: 35px;
    font-weight: bold;
    position: absolute;
    right: 20px;
    top: 10px;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: #ccc;
}

.full-image {
    width: 100%;
    height: auto;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* 图片悬停效果优化 */
.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

.portfolio-img {
    transition: transform 0.3s ease;
}

/* 通知样式 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 16px 20px;
    z-index: 10000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    border-left-color: #10b981;
}

.notification-info {
    border-left-color: #3b82f6;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-color);
}

.notification-content i {
    font-size: 18px;
}

.notification-success .notification-content i {
    color: #10b981;
}

.notification-info .notification-content i {
    color: #3b82f6;
}

/* 简历链接样式 */
.resume-link {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

.resume-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* 简历下载按钮悬停效果 */
.btn-resume:hover {
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.btn-resume:active {
    transform: translateY(0);
}

/* ===== 虚拟人像样式 ===== */

/* 右侧悬浮虚拟人像 */
.virtual-avatar {
    position: fixed;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    width: 120px;
    height: 160px;
    pointer-events: none;
}

.avatar-container {
    position: relative;
    width: 100%;
    height: 100%;
    animation: float 3s ease-in-out infinite;
}

.avatar-face {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 50%;
    position: relative;
    margin: 0 auto;
    box-shadow: 0 4px 20px rgba(255, 153, 204, 0.3);
    border: 3px solid #fff;
}

.eyes {
    position: absolute;
    top: 25px;
    width: 100%;
    display: flex;
    justify-content: space-around;
    padding: 0 15px;
}

.eye {
    width: 12px;
    height: 12px;
    background: #333;
    border-radius: 50%;
    position: relative;
    animation: blink 4s infinite;
}

.eye::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 4px;
    height: 4px;
    background: #fff;
    border-radius: 50%;
}

.mouth {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 10px;
    border: 2px solid #333;
    border-top: none;
    border-radius: 0 0 20px 20px;
    animation: smile 3s ease-in-out infinite;
}

.blush {
    position: absolute;
    width: 20px;
    height: 10px;
    background: rgba(255, 182, 193, 0.6);
    border-radius: 50%;
    top: 35px;
}

.left-blush {
    left: 10px;
}

.right-blush {
    right: 10px;
}

.avatar-body {
    width: 60px;
    height: 80px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 30px 30px 0 0;
    margin: -10px auto 0;
    position: relative;
    border: 3px solid #fff;
    border-top: none;
}

.arms {
    position: absolute;
    top: 20px;
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.arm {
    width: 8px;
    height: 40px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 4px;
    border: 2px solid #fff;
}

.left-arm {
    transform: rotate(-20deg);
    animation: waveLeft 2s ease-in-out infinite;
}

.right-arm {
    transform: rotate(20deg);
    animation: waveRight 2s ease-in-out infinite;
}

.avatar-message {
    position: absolute;
    top: -60px;
    right: 0;
    background: white;
    padding: 8px 12px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    font-size: 12px;
    color: #333;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    pointer-events: auto;
}

.avatar-message.show {
    opacity: 1;
    transform: translateY(0);
}

.avatar-message::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid white;
}

/* 关于我部分的虚拟人像 */
.about-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: center;
}

.about-avatar {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-virtual-avatar {
    width: 200px;
    height: 250px;
    position: relative;
    animation: float 4s ease-in-out infinite;
}

.about-avatar-face {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 50%;
    position: relative;
    margin: 0 auto;
    box-shadow: 0 6px 25px rgba(255, 153, 204, 0.4);
    border: 4px solid #fff;
}

.about-eyes {
    position: absolute;
    top: 30px;
    width: 100%;
    display: flex;
    justify-content: space-around;
    padding: 0 20px;
}

.about-eye {
    width: 15px;
    height: 15px;
    background: #333;
    border-radius: 50%;
    position: relative;
    animation: blink 5s infinite;
}

.about-eye::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 5px;
    height: 5px;
    background: #fff;
    border-radius: 50%;
}

.about-mouth {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 25px;
    height: 12px;
    border: 3px solid #333;
    border-top: none;
    border-radius: 0 0 25px 25px;
    animation: smile 4s ease-in-out infinite;
}

.about-avatar-body {
    width: 80px;
    height: 100px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 40px 40px 0 0;
    margin: -15px auto 0;
    position: relative;
    border: 4px solid #fff;
    border-top: none;
}

.about-arms {
    position: absolute;
    top: 25px;
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.about-arm {
    width: 10px;
    height: 50px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 5px;
    border: 3px solid #fff;
}

.about-left-arm {
    transform: rotate(-25deg);
    animation: waveLeft 2.5s ease-in-out infinite;
}

.about-right-arm {
    transform: rotate(25deg);
    animation: waveRight 2.5s ease-in-out infinite;
}

.about-avatar-text {
    margin-top: 20px;
    text-align: center;
}

.about-avatar-text p {
    margin: 8px 0;
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

/* 页脚虚拟人像 */
.footer-avatar {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.footer-virtual-avatar {
    width: 60px;
    height: 60px;
    position: relative;
    animation: float 5s ease-in-out infinite;
}

.footer-avatar-face {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ffb3d9, #ff99cc);
    border-radius: 50%;
    position: relative;
    margin: 0 auto;
    box-shadow: 0 3px 15px rgba(255, 153, 204, 0.3);
    border: 2px solid #fff;
}

.footer-eyes {
    position: absolute;
    top: 18px;
    width: 100%;
    display: flex;
    justify-content: space-around;
    padding: 0 12px;
}

.footer-eye {
    width: 8px;
    height: 8px;
    background: #333;
    border-radius: 50%;
    position: relative;
    animation: blink 6s infinite;
}

.footer-eye::after {
    content: '';
    position: absolute;
    top: 1px;
    left: 1px;
    width: 3px;
    height: 3px;
    background: #fff;
    border-radius: 50%;
}

.footer-mouth {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 15px;
    height: 8px;
    border: 2px solid #333;
    border-top: none;
    border-radius: 0 0 15px 15px;
    animation: smile 5s ease-in-out infinite;
}

/* 虚拟人像动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes blink {
    0%, 90%, 100% {
        transform: scaleY(1);
    }
    95% {
        transform: scaleY(0.1);
    }
}

@keyframes smile {
    0%, 100% {
        border-radius: 0 0 20px 20px;
        height: 10px;
    }
    50% {
        border-radius: 0 0 25px 25px;
        height: 15px;
    }
}

@keyframes waveLeft {
    0%, 100% {
        transform: rotate(-20deg);
    }
    50% {
        transform: rotate(-30deg);
    }
}

@keyframes waveRight {
    0%, 100% {
        transform: rotate(20deg);
    }
    50% {
        transform: rotate(30deg);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .virtual-avatar {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-avatar {
        order: -1;
    }
    
    .about-virtual-avatar {
        width: 150px;
        height: 200px;
    }
    
    .about-avatar-face {
        width: 80px;
        height: 80px;
    }
    
    .about-avatar-body {
        width: 60px;
        height: 80px;
    }
}

/* 通知提示样式 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--bg-secondary);
    color: var(--text-color);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-left: 4px solid var(--primary-color);
    max-width: 350px;
}

.notification.show {
    transform: translateX(0);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification i {
    font-size: 1.2rem;
}

.notification-success {
    border-left-color: #10b981;
}

.notification-success i {
    color: #10b981;
}

.notification-error {
    border-left-color: #ef4444;
}

.notification-error i {
    color: #ef4444;
}

.notification-info i {
    color: var(--primary-color);
}

/* 响应式通知 */
@media (max-width: 768px) {
    .notification {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-100%);
    }
    
    .notification.show {
        transform: translateY(0);
    }
}