/* ===================================
   桌面端专用样式
   Swiss Modernism 2.0 风格
   =================================== */

/* 导航栏桌面端优化 */
@media (min-width: 769px) {
    .navbar {
        padding: 1.2rem 0;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        box-shadow: var(--shadow-sm);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .navbar.scrolled {
        padding: 1rem 0;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: var(--shadow-md);
        border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    }

    .nav-menu {
        display: flex;
        gap: 2.5rem;
        align-items: center;
    }

    .nav-link {
        position: relative;
        font-size: 1rem;
        font-weight: 500;
        color: var(--text-secondary);
        transition: all 0.3s ease;
        padding: 0.8rem 0;
    }

    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--gradient-primary);
        transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 1px;
    }

    .nav-link:hover {
        color: var(--text-primary);
        transform: translateY(-2px);
    }

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

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

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

    /* 英雄区域桌面端优化 */
    .hero {
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0 2rem;
        position: relative;
        overflow: hidden;
    }

    .hero-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 6rem;
        align-items: center;
        max-width: 1200px;
        width: 100%;
        position: relative;
        z-index: 1;
    }

    .hero-text {
        animation: fadeInUp 1s ease 0.2s both;
    }

    .hero-title {
        font-size: 3.8rem;
        font-weight: 800;
        line-height: 1.1;
        margin-bottom: 1.8rem;
        letter-spacing: -0.06em;
        color: var(--text-primary);
    }

    .title-line {
        display: block;
        color: var(--text-secondary);
        font-size: 1.35rem;
        font-weight: 500;
        margin-bottom: 1rem;
    }

    .title-name {
        display: block;
        color: var(--primary-color);
        font-size: 4.2rem;
        font-weight: 700;
        margin: 1rem 0;
        letter-spacing: -0.06em;
    }

    .hero-description {
        font-size: 1.2rem;
        color: var(--text-secondary);
        margin-bottom: 3.5rem;
        max-width: 550px;
        line-height: 1.8;
    }

    .hero-buttons {
        display: flex;
        gap: 2rem;
        align-items: center;
        flex-wrap: wrap;
    }

    .btn {
        padding: 1rem 2rem;
        font-size: 1.05rem;
        font-weight: 600;
        border-radius: var(--border-radius-md);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }

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

    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-xl), 0 0 20px rgba(59, 130, 246, 0.3);
    }

    .btn-secondary {
        background: white;
        color: var(--primary-color);
        border: 1px solid var(--primary-color);
        box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
        background: rgba(59, 130, 246, 0.05);
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
    }

    /* 音乐播放器桌面端优化 */
    .music-player {
        max-width: 480px;
        width: 100%;
    }

    .player-container {
        background: white;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius-2xl);
        padding: 3rem;
        box-shadow: var(--shadow-xl);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }

    .player-container::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.05), transparent);
        transition: left 0.8s ease;
    }

    .player-container:hover::before {
        left: 100%;
    }

    .player-container:hover {
        transform: translateY(-10px) rotateY(5deg);
        box-shadow: var(--shadow-xl), 0 0 40px rgba(59, 130, 246, 0.15);
    }

    .vinyl {
        width: 220px;
        height: 220px;
        margin-bottom: 2.5rem;
    }

    .vinyl-spinner {
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, #111 0%, #333 60%, #111 100%);
        border-radius: 50%;
        position: relative;
        overflow: hidden;
        animation: rotate 8s linear infinite;
        box-shadow: var(--shadow-lg);
    }

    .vinyl-spinner::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        border: 4px dashed rgba(59, 130, 246, 0.15);
        border-radius: 50%;
    }

    .vinyl-center {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 45px;
        height: 45px;
        background: var(--gradient-primary);
        border-radius: 50%;
        z-index: 2;
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.6), inset 0 0 12px rgba(0, 0, 0, 0.5);
        border: 2px solid rgba(255, 255, 255, 0.2);
    }

    /* 音频波形动画 */
    .audio-wave {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        height: 80px;
        margin-bottom: 2rem;
        padding: 0 1.5rem;
        background: #F1F5F9;
        border-radius: 40px;
        border: 1px solid var(--border-color);
    }

    .wave-bar {
        width: 4px;
        background: var(--gradient-primary);
        border-radius: 3px;
        animation: wave 1.5s ease-in-out infinite;
        transition: all 0.4s ease;
    }

    .wave-bar:nth-child(1) { animation-delay: 0s; height: 25px; }
    .wave-bar:nth-child(2) { animation-delay: 0.1s; height: 35px; }
    .wave-bar:nth-child(3) { animation-delay: 0.2s; height: 45px; }
    .wave-bar:nth-child(4) { animation-delay: 0.3s; height: 55px; }
    .wave-bar:nth-child(5) { animation-delay: 0.4s; height: 65px; }
    .wave-bar:nth-child(6) { animation-delay: 0.5s; height: 55px; }
    .wave-bar:nth-child(7) { animation-delay: 0.6s; height: 45px; }
    .wave-bar:nth-child(8) { animation-delay: 0.7s; height: 35px; }
    .wave-bar:nth-child(9) { animation-delay: 0.8s; height: 25px; }
    .wave-bar:nth-child(10) { animation-delay: 0.9s; height: 35px; }

    /* 关于部分桌面端优化 */
    .about {
        padding: 10rem 2rem;
        background: #FFFFFF;
        position: relative;
    }

    .about-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 6rem;
        align-items: center;
        position: relative;
    }

    .about-intro {
        font-size: 1.15rem;
        color: var(--text-secondary);
        margin-bottom: 2.5rem;
        line-height: 1.8;
    }

    .about-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2.5rem;
        margin-top: 3.5rem;
    }

    .stat-item {
        text-align: center;
        padding: 2.5rem;
        background: #F8FAFC;
        border-radius: var(--border-radius-xl);
        border: 1px solid var(--border-color);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: var(--shadow-md);
        position: relative;
        overflow: hidden;
    }

    .stat-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: var(--gradient-primary);
        transform: scaleX(0);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .stat-item:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-xl), 0 0 30px rgba(59, 130, 246, 0.15);
    }

    .stat-item:hover::before {
        transform: scaleX(1);
    }

    .stat-number {
        font-size: 2.8rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 1rem;
        transition: all 0.4s ease;
    }

    .stat-item:hover .stat-number {
        transform: scale(1.1);
    }

    .stat-label {
        color: var(--text-secondary);
        font-size: 1.05rem;
        font-weight: 500;
    }

    /* 代码块3D效果 */
    .code-block {
        background: #FFFFFF;
        border-radius: var(--border-radius-xl);
        border: 1px solid var(--border-color);
        overflow: hidden;
        box-shadow: var(--shadow-xl);
        max-width: 580px;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        transform-style: preserve-3d;
        transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    }

    .code-block:hover {
        transform: perspective(1000px) rotateY(5deg) rotateX(5deg) translateY(-12px);
        box-shadow: var(--shadow-xl), 0 0 40px rgba(59, 130, 246, 0.15);
    }

    .code-header {
        display: flex;
        gap: 1rem;
        padding: 1.3rem 1.8rem;
        background: #F1F5F9;
        border-bottom: 1px solid var(--border-color);
    }

    .code-dot {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        transition: all 0.3s ease;
    }

    .code-dot:hover {
        transform: scale(1.2);
    }

    .code-dot.red { background: #EF4444; }
    .code-dot.yellow { background: #F59E0B; }
    .code-dot.green { background: #10B981; }

    .code-content {
        padding: 2.5rem;
        font-family: var(--font-mono);
        font-size: 0.9rem;
        overflow-x: auto;
        background: #F8FAFC;
    }

    /* 技能部分桌面端优化 */
    .skills {
        padding: 10rem 2rem;
        background: #F8FAFC;
        position: relative;
    }

    .skills-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
        gap: 3rem;
        position: relative;
    }

    .skill-card {
        background: #FFFFFF;
        border-radius: var(--border-radius-xl);
        padding: 3rem;
        border: 1px solid var(--border-color);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
        box-shadow: var(--shadow-md);
        transform-style: preserve-3d;
        transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    }

    .skill-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: var(--gradient-primary);
        transform: scaleX(0);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .skill-card:hover {
        transform: perspective(1000px) rotateY(5deg) rotateX(5deg) translateY(-15px);
        box-shadow: var(--shadow-xl), 0 0 30px rgba(59, 130, 246, 0.15);
    }

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

    .skill-icon {
        width: 80px;
        height: 80px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(59, 130, 246, 0.1);
        border-radius: 16px;
        margin-bottom: 2.5rem;
        color: var(--primary-color);
        border: 1px solid rgba(59, 130, 246, 0.2);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
    }

    .skill-card:hover .skill-icon {
        background: rgba(59, 130, 246, 0.15);
        transform: scale(1.15) rotate(15deg);
    }

    .skill-icon svg {
        width: 40px;
        height: 40px;
        transition: all 0.4s ease;
    }

    .skill-title {
        font-size: 1.6rem;
        font-weight: 700;
        margin-bottom: 1.2rem;
        color: var(--text-primary);
    }

    .skill-description {
        color: var(--text-secondary);
        margin-bottom: 2.5rem;
        font-size: 1.05rem;
        line-height: 1.8;
    }

    .skill-bar {
        height: 8px;
        background: #E2E8F0;
        border-radius: 4px;
        overflow: hidden;
        position: relative;
    }

    .skill-progress {
        height: 100%;
        background: var(--gradient-primary);
        border-radius: 4px;
        width: 0;
        transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
    }

    .skill-progress::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        animation: shimmer 2.5s infinite;
    }

    /* 项目部分桌面端优化 */
    .projects {
        padding: 10rem 2rem;
        background: #FFFFFF;
        position: relative;
    }

    .projects-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
        gap: 3.5rem;
        position: relative;
    }

    .project-card {
        background: #FFFFFF;
        border-radius: var(--border-radius-xl);
        overflow: hidden;
        border: 1px solid var(--border-color);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        box-shadow: var(--shadow-md);
        transform-style: preserve-3d;
        transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    }

    .project-card:hover {
        transform: perspective(1000px) rotateY(5deg) rotateX(5deg) translateY(-18px);
        box-shadow: var(--shadow-xl), 0 0 30px rgba(59, 130, 246, 0.15);
    }

    .project-image {
        height: 300px;
        background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(249, 115, 22, 0.1) 100%);
        position: relative;
        overflow: hidden;
        border-bottom: 1px solid var(--border-color);
    }

    .project-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(59, 130, 246, 0.6) 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        transform: translateY(30px);
        z-index: 1;
    }

    .project-card:hover .project-overlay {
        opacity: 1;
        transform: translateY(0);
    }

    .project-tech {
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
        padding: 0 2.5rem;
    }

    .project-tech span {
        padding: 0.7rem 1.4rem;
        background: rgba(59, 130, 246, 0.1);
        border: 1px solid var(--primary-color);
        border-radius: 28px;
        font-size: 0.95rem;
        color: var(--primary-color);
        transition: all 0.3s ease;
    }

    .project-tech span:hover {
        background: var(--primary-color);
        color: white;
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
    }

    .project-info {
        padding: 3rem;
        position: relative;
        z-index: 1;
        background: #FFFFFF;
    }

    .project-title {
        font-size: 1.8rem;
        font-weight: 700;
        margin-bottom: 1.5rem;
        color: var(--text-primary);
        transition: all 0.4s ease;
    }

    .project-card:hover .project-title {
        color: var(--primary-color);
    }

    .project-description {
        color: var(--text-secondary);
        margin-bottom: 2.5rem;
        line-height: 1.8;
        font-size: 1.1rem;
    }

    /* 联系部分桌面端优化 */
    .contact {
        padding: 10rem 2rem;
        background: #F8FAFC;
        position: relative;
    }

    .contact-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 6rem;
        position: relative;
    }

    .contact-info {
        display: flex;
        flex-direction: column;
        gap: 3rem;
    }

    .contact-item {
        display: flex;
        gap: 2rem;
        padding: 2.5rem;
        background: #FFFFFF;
        border-radius: var(--border-radius-xl);
        border: 1px solid var(--border-color);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: var(--shadow-md);
        position: relative;
        overflow: hidden;
    }

    .contact-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        background: var(--gradient-primary);
        transform: scaleY(0);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .contact-item:hover {
        transform: translateX(20px) translateY(-8px);
        box-shadow: var(--shadow-xl), 0 0 30px rgba(59, 130, 246, 0.15);
    }

    .contact-item:hover::before {
        transform: scaleY(1);
    }

    .contact-icon {
        width: 70px;
        height: 70px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(59, 130, 246, 0.1);
        border-radius: 14px;
        color: var(--primary-color);
        flex-shrink: 0;
        border: 1px solid rgba(59, 130, 246, 0.2);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
    }

    .contact-item:hover .contact-icon {
        background: rgba(59, 130, 246, 0.15);
        transform: scale(1.2) rotate(15deg);
    }

    .contact-icon svg {
        width: 32px;
        height: 32px;
        transition: all 0.4s ease;
    }

    .contact-details h4 {
        font-size: 1.3rem;
        font-weight: 700;
        margin-bottom: 1rem;
        color: var(--text-primary);
    }

    .contact-details p {
        color: var(--text-secondary);
        font-size: 1.1rem;
        line-height: 1.6;
    }

    /* 联系表单 */
    .contact-form {
        display: flex;
        flex-direction: column;
        gap: 2.5rem;
        padding: 3rem;
        background: #FFFFFF;
        border-radius: var(--border-radius-xl);
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-md);
        transition: all 0.4s ease;
    }

    .contact-form:hover {
        box-shadow: var(--shadow-xl), 0 0 30px rgba(59, 130, 246, 0.15);
        transform: translateY(-5px);
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 1.4rem 1.8rem;
        background: #F8FAFC;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius-md);
        color: var(--text-primary);
        font-size: 1.1rem;
        font-family: var(--font-main);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .form-group input:focus,
    .form-group textarea:focus {
        outline: none;
        border-color: var(--primary-color);
        box-shadow: var(--shadow-sm), 0 0 0 3px rgba(59, 130, 246, 0.1);
        transform: translateY(-3px);
        background: #FFFFFF;
    }

    .form-group textarea {
        resize: vertical;
        min-height: 200px;
    }

    .form-group button {
        align-self: flex-start;
        padding: 1.2rem 2.5rem;
        font-size: 1.1rem;
        font-weight: 600;
    }

    /* 页脚桌面端优化 */
    .footer {
        padding: 5rem 2rem;
        background: #FFFFFF;
        border-top: 1px solid var(--border-color);
        position: relative;
    }

    .footer-content {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 3rem;
    }

    .footer-logo {
        font-size: 1.6rem;
        font-weight: 700;
        letter-spacing: 0.5px;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 0.5rem;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .footer-logo:hover {
        transform: translateY(-3px) scale(1.05);
    }

    .footer-social {
        display: flex;
        gap: 2rem;
    }

    .social-link {
        width: 52px;
        height: 52px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #F1F5F9;
        border: 1px solid var(--border-color);
        border-radius: 50%;
        color: var(--text-primary);
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: var(--shadow-sm);
        position: relative;
        overflow: hidden;
    }

    .social-link::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: var(--gradient-primary);
        transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 0;
    }

    .social-link:hover::before {
        left: 0;
    }

    .social-link:hover {
        transform: translateY(-5px) scale(1.1);
        box-shadow: var(--shadow-lg), 0 0 20px rgba(59, 130, 246, 0.3);
        border-color: var(--primary-color);
    }

    .social-link svg {
        width: 22px;
        height: 22px;
        transition: all 0.4s ease;
        position: relative;
        z-index: 1;
    }

    .social-link:hover svg {
        color: white;
        transform: rotate(360deg) scale(1.2);
    }

    .footer-copyright {
        color: var(--text-secondary);
        font-size: 1rem;
        margin-top: 1.5rem;
        text-align: center;
    }

    .footer-copyright::before {
        content: '';
        display: block;
        width: 100px;
        height: 2px;
        background: var(--gradient-primary);
        margin: 0 auto 2rem;
        border-radius: 1px;
    }

    /* 滚动指示器 */
    .scroll-indicator {
        position: absolute;
        bottom: 3rem;
        left: 50%;
        transform: translateX(-50%);
        animation: bounce 2.5s infinite;
        z-index: 10;
    }

    .scroll-arrow {
        width: 28px;
        height: 28px;
        border-right: 3px solid var(--primary-color);
        border-bottom: 3px solid var(--primary-color);
        transform: rotate(45deg);
        animation: arrowMove 2s infinite;
    }

    /* 动画定义 */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(50px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes fadeInRight {
        from {
            opacity: 0;
            transform: translateX(50px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    @keyframes rotate {
        from {
            transform: rotate(0deg);
        }
        to {
            transform: rotate(360deg);
        }
    }

    @keyframes wave {
        0%, 100% {
            transform: scaleY(0.5);
        }
        50% {
            transform: scaleY(1);
        }
    }

    @keyframes shimmer {
        0% {
            transform: translateX(-100%);
        }
        100% {
            transform: translateX(100%);
        }
    }

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

    @keyframes arrowMove {
        0% {
            opacity: 0;
            transform: rotate(45deg) translateX(-10px) translateY(-10px);
        }
        50% {
            opacity: 1;
            transform: rotate(45deg) translateX(0) translateY(0);
        }
        100% {
            opacity: 0;
            transform: rotate(45deg) translateX(10px) translateY(10px);
        }
    }

    /* 粒子背景优化 */
    #particles {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -1;
        pointer-events: none;
    }

    /* 响应式调整 */
    @media (min-width: 1200px) {
        .container {
            max-width: 1140px;
            padding: 0 2rem;
        }

        .hero-title {
            font-size: 4.5rem;
        }

        .title-name {
            font-size: 4.8rem;
        }

        .hero-content {
            gap: 7rem;
        }

        .about-content,
        .contact-content {
            gap: 7rem;
        }
    }
}