/* 全局样式与变量 */
:root {
    --primary-color: #7a5af8;
    --secondary-color: #fc2f70;
    --accent-color: #2ac3de;
    --text-color: #383853;
    --light-text: #686888;
    --bg-color: #f9f9ff;
    --card-bg: #ffffff;
    --gradient-1: linear-gradient(135deg, #7a5af8, #fc2f70);
    --gradient-2: linear-gradient(135deg, #2ac3de, #7a5af8);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.09);
    --shadow-lg: 0 15px 35px rgba(0, 0, 0, 0.12);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --font-main: 'Noto Sans SC', sans-serif;
    --font-title: 'ZCOOL XiaoWei', serif;
    --font-accent: 'ZCOOL QingKe HuangYou', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none; /* 隐藏默认鼠标光标 */
}

/* 自定义鼠标光标 */
.cursor {
    position: fixed;
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9999;
    transition: transform 0.1s ease;
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: transform 0.3s ease, width 0.3s ease, height 0.3s ease;
    z-index: 9998;
}

/* 页面加载动画 */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-circle {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(122, 90, 248, 0.2);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s infinite linear;
    margin: 0 auto 20px;
}

.loader-text {
    font-family: var(--font-title);
    font-size: 1.2rem;
    color: var(--primary-color);
    letter-spacing: 1px;
}

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

/* 导航栏样式 */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 30px 50px;
    z-index: 100;
    transition: var(--transition);
}

.main-nav.scrolled {
    padding: 15px 50px;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-family: var(--font-accent);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--gradient-1);
    border-radius: 2px;
}

.menu-toggle {
    width: 35px;
    height: 25px;
    position: relative;
    cursor: pointer;
    z-index: 102;
}

.menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    position: absolute;
    left: 0;
    transition: var(--transition);
    border-radius: 2px;
}

.menu-toggle .bar:first-child {
    top: 5px;
}

.menu-toggle .bar:last-child {
    bottom: 5px;
}

.menu-toggle.active .bar:first-child {
    transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle.active .bar:last-child {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* 菜单遮罩 */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 101;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.menu-container {
    text-align: center;
    max-width: 1000px;
    padding: 30px 20px;
    width: 100%;
    max-height: 90vh; /* 增加最大高度 */
    overflow-y: auto;
    display: flex; /* 使用弹性布局 */
    flex-direction: column;
    justify-content: center;
}

/* 添加滚动条样式 */
.menu-container::-webkit-scrollbar {
    width: 6px;
}

.menu-container::-webkit-scrollbar-track {
    background: transparent;
}

.menu-container::-webkit-scrollbar-thumb {
    background-color: rgba(122, 90, 248, 0.3);
    border-radius: 6px;
}

.menu-links {
    list-style: none;
    margin-bottom: 40px;
    padding: 0; /* 确保没有内边距 */
}

.menu-links li {
    margin-bottom: 35px; /* 大幅增加间距 */
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
    transition-delay: calc(0.1s * var(--i));
    padding: 0 10px;
    position: relative; /* 确保定位上下文 */
}

.menu-overlay.active .menu-links li {
    transform: translateY(0);
    opacity: 1;
}

.menu-links a {
    font-family: var(--font-title);
    font-size: 2.5rem;
    color: var(--primary-color);
    text-decoration: none;
    position: relative;
    display: inline-block;
    transition: var(--transition);
    padding: 5px 10px;
}

.link-text {
    position: relative;
    z-index: 2;
}

/* 使用生成伪元素的新方法 */
.menu-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(122, 90, 248, 0.1);
    border-radius: 5px;
    transform: scale(0.9);
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

.menu-links a::after {
    content: attr(href);
    position: absolute;
    top: 5px;
    left: 10px;
    color: transparent;
    -webkit-text-stroke: 1px var(--primary-color);
    opacity: 0.2;
    z-index: 1;
    font-family: var(--font-title);
    font-size: 2.5rem;
}

.menu-links a:hover {
    transform: scale(1.05);
}

.menu-links a:hover::before {
    opacity: 1;
    transform: scale(1);
}

.menu-links a:hover::after {
    opacity: 0.4;
}

.menu-info {
    margin-top: 60px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    transition-delay: 0.5s;
}

.menu-overlay.active .menu-info {
    opacity: 1;
    transform: translateY(0);
}

.menu-info p {
    color: var(--light-text);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.menu-social {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.menu-social a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-1);
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
}

.menu-social a:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* 主要内容样式 */
main {
    padding-top: 0;
    overflow: hidden;
}

section {
    padding: 100px 50px;
    position: relative;
}

/* 英雄区样式 */
.hero-section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-color);
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-title {
    font-family: var(--font-title);
    font-size: 7rem;
    line-height: 1;
    margin-bottom: 80px;
    position: relative;
    height: 7rem;
    width: 100%;
    max-width: 800px; /* 限制最大宽度 */
}

.hero-title .outline,
.hero-title .fill {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
}

.hero-title .outline {
    color: transparent;
    -webkit-text-stroke: 1px var(--primary-color);
    z-index: 1;
}

.hero-title .fill {
    color: var(--primary-color);
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    animation: reveal 2s cubic-bezier(0.77, 0, 0.175, 1) forwards;
    z-index: 2;
}

@keyframes reveal {
    to {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--light-text);
    letter-spacing: 2px;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s 0.5s forwards;
    position: relative;
    z-index: 2;
}

.scroll-down {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s 0.8s forwards, bounce 2s 2s infinite;
}

.scroll-down i {
    margin-top: 8px;
    font-size: 1.2rem;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.5;
}

.hero-shapes .shape-1 {
    top: 20%;
    left: 20%;
    width: 300px;
    height: 300px;
    background: var(--primary-color);
    animation: floatAnimation 8s infinite alternate;
}

.hero-shapes .shape-2 {
    bottom: 15%;
    right: 15%;
    width: 250px;
    height: 250px;
    background: var(--secondary-color);
    animation: floatAnimation 10s infinite alternate-reverse;
}

.hero-shapes .shape-3 {
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    background: var(--accent-color);
    animation: floatAnimation 12s infinite alternate;
}

@keyframes floatAnimation {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(40px, 20px) scale(1.1);
    }
}

/* 章节标题样式 */
.section-header {
    display: flex;
    align-items: center;
    margin-bottom: 70px;
}

.section-header.right-aligned {
    flex-direction: row-reverse;
}

.section-number {
    font-family: var(--font-accent);
    font-size: 5rem;
    font-weight: 700;
    color: rgba(122, 90, 248, 0.1);
    margin-right: 20px;
}

.section-header.right-aligned .section-number {
    margin-right: 0;
    margin-left: 20px;
}

.section-title {
    font-family: var(--font-title);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0 20px;
}

.section-line {
    flex: 1;
    height: 3px;
    background: var(--gradient-1);
    border-radius: 2px;
}

/* 关于我区域样式 */
.about-section {
    background-color: var(--card-bg);
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 50px;
}

.about-image {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.about-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.about-initials {
    width: 100%;
    max-width: 400px;
    height: 400px;
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-accent);
    font-size: 10rem;
    font-weight: 700;
    color: var(--primary-color);
    background: none;
    border-radius: 0;
    box-shadow: none;
}

.about-initials::before {
    display: none;
}

.about-initials:hover {
    transform: none;
    box-shadow: none;
}

.about-initials:hover::before {
    opacity: 0;
    transform: none;
}

.image-decoration {
    position: absolute;
    top: -20px;
    left: 20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-color);
    border-radius: 20px;
    z-index: 1;
}

.about-text {
    flex: 2;
    min-width: 300px;
}

.detail-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.detail-item {
    display: flex;
    flex-direction: column;
}

.detail-label {
    font-size: 0.9rem;
    color: var(--light-text);
    margin-bottom: 5px;
}

.detail-value {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-color);
}

.about-paragraph {
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-quote {
    padding: 20px;
    background: linear-gradient(to right, rgba(122, 90, 248, 0.1), rgba(122, 90, 248, 0.05));
    border-left: 4px solid var(--primary-color);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-top: 30px;
}

.about-quote q {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--primary-color);
    line-height: 1.6;
}

/* 技能区域样式 */
.skills-section {
    background-color: var(--bg-color);
}

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

.skills-category {
    margin-bottom: 60px;
}

.category-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    padding-left: 15px;
}

.category-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 25px;
    background: var(--gradient-1);
    border-radius: 3px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.skill-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 50%;
    margin-bottom: 20px;
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.skill-name {
    font-family: var(--font-title);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-color);
}

.skill-bar {
    height: 8px;
    background-color: rgba(122, 90, 248, 0.1);
    border-radius: 4px;
    margin-bottom: 15px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-1);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.skill-description {
    font-size: 0.95rem;
    color: var(--light-text);
    line-height: 1.6;
}

/* 教育区域样式 */
.education-section {
    background-color: var(--card-bg);
}

.education-content {
    max-width: 1200px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    margin-bottom: 70px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    width: 2px;
    height: 100%;
    background: rgba(122, 90, 248, 0.2);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 30px;
}

.timeline-dot {
    position: absolute;
    top: 5px;
    left: 16px;
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    z-index: 1;
}

.timeline-content {
    background-color: var(--bg-color);
    padding: 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 15px;
    left: -15px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 15px 15px 15px 0;
    border-color: transparent var(--bg-color) transparent transparent;
}

.timeline-title {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.timeline-period {
    display: inline-block;
    background: var(--gradient-1);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.timeline-description {
    margin-bottom: 10px;
    color: var(--light-text);
    line-height: 1.6;
}

.achievements-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    padding-left: 15px;
}

.achievements-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 25px;
    background: var(--gradient-1);
    border-radius: 3px;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.achievement-card {
    background-color: var(--bg-color);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.achievement-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.achievement-content h4 {
    font-family: var(--font-main);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.achievement-content p {
    font-size: 0.9rem;
    color: var(--light-text);
}

/* 联系区域样式 */
.contact-section {
    background-color: var(--bg-color);
}

.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

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

.contact-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 50%;
    margin-bottom: 20px;
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.contact-card h3 {
    font-family: var(--font-title);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-color);
}

.contact-card p {
    color: var(--light-text);
    font-size: 1.1rem;
}

.contact-form {
    flex: 1;
    min-width: 300px;
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.form-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 30px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid rgba(122, 90, 248, 0.2);
    border-radius: var(--radius-sm);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(122, 90, 248, 0.1);
}

.submit-btn {
    display: inline-block;
    padding: 15px 30px;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: 30px;
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

/* 页脚样式 */
footer {
    background-color: var(--card-bg);
    padding: 80px 50px;
    text-align: center;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-logo {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.footer-tagline {
    color: var(--light-text);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.footer-social a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-1);
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
    opacity: 1;
    visibility: visible;
}

.footer-social a:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

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

/* 响应式调整 */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 6rem;
        height: 6rem;
        margin-bottom: 70px;
    }
    
    .section-header {
        margin-bottom: 50px;
    }
    
    .section-number {
        font-size: 4rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 5rem;
        height: 5rem;
        margin-bottom: 60px;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .section-header.right-aligned {
        align-items: flex-end;
    }
    
    .section-line {
        width: 100px;
    }
    
    .menu-links li {
        margin-bottom: 30px;
    }
    
    .menu-links a {
        font-size: 2rem;
    }
    
    .menu-links a::after {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 80px 30px;
    }
    
    .main-nav {
        padding: 20px 30px;
    }
    
    .main-nav.scrolled {
        padding: 15px 30px;
    }
    
    .hero-title {
        font-size: 4rem;
        height: 4rem;
        margin-bottom: 50px;
    }
    
    .section-number {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2rem;
        margin: 0 10px;
    }
    
    .about-image {
        margin: 0 auto;
        max-width: 300px;
    }
    
    .about-initials {
        height: 300px;
        font-size: 6rem;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-item {
        padding-left: 40px;
    }
    
    .timeline-dot {
        left: 6px;
    }
    
    .menu-container {
        padding: 20px 15px;
        max-height: 85vh;
        justify-content: flex-start; /* 在小屏幕上从顶部开始显示 */
        padding-top: 80px; /* 为顶部导航留出空间 */
    }
    
    .menu-links li {
        margin-bottom: 25px;
    }
    
    .menu-links a {
        font-size: 1.8rem;
    }
    
    .menu-links a::after {
        font-size: 1.8rem;
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 20px;
    }
    
    .main-nav {
        padding: 15px 20px;
    }
    
    .main-nav.scrolled {
        padding: 10px 20px;
    }
    
    .hero-title {
        font-size: 3rem;
        height: 3rem;
        margin-bottom: 40px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-number {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .about-initials {
        height: 250px;
        font-size: 5rem;
    }
    
    .menu-container {
        padding: 0 10px;
        max-height: 70vh; /* 在最小屏幕上进一步减小最大高度 */
    }
    
    .menu-links li {
        margin-bottom: 20px;
    }
    
    .menu-links a {
        font-size: 1.5rem;
    }
    
    .menu-links a::after {
        font-size: 1.5rem;
        opacity: 0.2;
    }
}

/* 可访问性调整 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 禁用自定义光标在移动设备上 */
@media (max-width: 992px) {
    body {
        cursor: auto;
    }
    
    .cursor, .cursor-follower {
        display: none;
    }
}

/* 确保在小屏幕上标题和字幕不会重叠 */
@media (max-height: 650px) {
    .hero-title {
        margin-bottom: 50px;
    }
    
    .hero-subtitle {
        margin-bottom: 20px;
    }
}