:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #3498db;
    --accent-secondary: #9b59b6;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: rgba(255, 255, 255, 0.1);
    --hover-color: rgba(52, 152, 219, 0.1);
    --font-primary: "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: "ZCOOL KuaiLe", "Noto Sans SC", sans-serif;
    --font-body: "Noto Sans SC", sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg,
            var(--primary-color),
            var(--secondary-color));
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 导航栏 */
nav {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    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;
    position: relative;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    outline: none;
}

.mobile-menu-toggle:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: bold;
    background: linear-gradient(90deg,
            var(--accent-color),
            var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-links a.active {
    color: var(--accent-color);
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    transform: scaleX(1);
}

/* 主要内容 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

section {
    padding: 6rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* 首页样式 */
.hero {
    text-align: center;
    position: relative;
}

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

.hero-avatar {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 2rem;
    border: 3px solid var(--accent-color);
    box-shadow: 0 0 30px rgba(155, 89, 182, 0.3);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    background: linear-gradient(90deg,
            var(--accent-color),
            var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero .subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-style: italic;
}

.role-tags {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.role-tag {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.role-tag:hover {
    transform: translateY(-2px);
    background: rgba(155, 89, 182, 0.1);
    border-color: var(--accent-color);
}

.role-tag i {
    color: var(--accent-color);
}

.typing-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
    font-size: 1.5rem;
}

.typing-prefix {
    color: var(--text-primary);
}

.typing-text {
    color: var(--accent-color);
    position: relative;
}

.typing-text::after {
    content: "";
    position: absolute;
    right: -5px;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--accent-color);
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.hero-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.hero-link.secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.hero-link:hover {
    transform: translateY(-2px);
}

.hero-link.primary:hover {
    background: #8e44ad;
    box-shadow: 0 5px 15px rgba(155, 89, 182, 0.4);
}

.hero-link.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
}

/* 关于我部分 */
.about {
    background: rgba(22, 33, 62, 0.3);
}

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

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

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

.about-image {
    position: relative;
}

.image-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transform: rotate(3deg);
    transition: all 0.5s ease;
}

.image-card:hover {
    transform: rotate(0deg);
}

.image-card img {
    width: 100%;
    border-radius: 10px;
    display: block;
}

/* 技能部分 */
.skills {
    background: rgba(22, 33, 62, 0.3);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.skill-category h3 i {
    color: var(--accent-color);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-primary);
}

.skill-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.5rem;
    flex-grow: 1;
    margin: 0 1rem;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg,
            var(--accent-color),
            var(--accent-secondary));
    border-radius: 3px;
}

.skill-percentage {
    color: var(--text-secondary);
    font-size: 0.9rem;
    min-width: 40px;
    text-align: right;
}

/* 网站展示部分 */
.websites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.website-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.website-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg,
            transparent,
            rgba(155, 89, 182, 0.05),
            transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.website-card:hover::before {
    transform: translateX(100%);
}

.website-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.website-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg,
            var(--accent-color),
            var(--accent-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

.website-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.website-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.website-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.website-link:hover {
    gap: 0.8rem;
}

/* 联系部分 */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(155, 89, 182, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 1.2rem;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
}

/* 页脚 */
footer {
    background: rgba(26, 26, 46, 0.95);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: bold;
    background: linear-gradient(90deg,
            var(--accent-color),
            var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.social-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

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

/* 响应式设计 */
@media (max-width: 768px) {
    /* 导航栏移动端样式 */
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem 0;
        gap: 0;
        margin: 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        list-style: none;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        font-size: 1rem;
        width: 100%;
    }

    .nav-links a.active::after {
        display: none;
    }

    .nav-links a.active {
        background: rgba(155, 89, 182, 0.1);
        border-left: 3px solid var(--accent-color);
    }

    /* 首页移动端样式 */
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero .subtitle {
        font-size: 1.2rem;
    }

    .hero-avatar {
        width: 140px;
        height: 140px;
    }

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

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

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .container {
        padding: 0 15px;
    }

    section {
        padding: 4rem 0;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero .subtitle {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .hero-avatar {
        width: 120px;
        height: 120px;
    }

    .role-tags {
        gap: 0.5rem;
        flex-direction: column;
        align-items: center;
    }

    .role-tag {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }

    .typing-container {
        font-size: 1.2rem;
    }

    .hero-links {
        flex-direction: column;
    }

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

    .about-text h2 {
        font-size: 2rem;
    }

    .about-text p {
        font-size: 0.95rem;
    }

    .skill-category h3 {
        font-size: 1.1rem;
    }

    .nav-links {
        top: 60px;
    }

    .nav-links a {
        padding: 0.9rem 1.5rem;
        font-size: 0.95rem;
    }

    .logo {
        font-size: 1.3rem;
    }

    .container {
        padding: 0 12px;
    }

    section {
        padding: 3rem 0;
    }
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-color);
}

.footer-link img {
    height: 1.2em;
    vertical-align: middle;
}