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

    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
      background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
      color: #333;
      line-height: 1.6;
      min-height: 100vh;
      position: relative;
      overflow-x: hidden;
    }

    .particles {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      z-index: 0;
    }

    .particle {
      position: absolute;
      width: 4px;
      height: 4px;
      background: rgba(255, 255, 255, 0.6);
      border-radius: 50%;
      animation: float 20s infinite;
      box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    }

    @keyframes float {
      0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
      }
      10% {
        opacity: 1;
      }
      90% {
        opacity: 1;
      }
      100% {
        transform: translateY(-100vh) translateX(100px);
        opacity: 0;
      }
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      position: relative;
      z-index: 1;
    }

    .hero {
      text-align: center;
      padding: 80px 20px;
      color: white;
    }

    .hero-content {
      animation: fadeInUp 0.8s ease-out;
    }

    .avatar {
      margin-bottom: 30px;
      perspective: 1000px;
    }

    .avatar-circle {
      width: 150px;
      height: 150px;
      border-radius: 50%;
      background: linear-gradient(135deg, #00d4ff 0%, #0099ff 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto;
      position: relative;
      transition: transform 0.6s ease;
      transform-style: preserve-3d;
      box-shadow: 0 20px 60px rgba(0, 153, 255, 0.5),
                  0 0 40px rgba(0, 212, 255, 0.3),
                  inset 0 0 30px rgba(255, 255, 255, 0.2);
      overflow: hidden;
    }

    .avatar-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 50%;
      position: relative;
      z-index: 2;
      transition: transform 0.3s ease;
    }

    .avatar-circle:hover {
      transform: rotateY(360deg) scale(1.1);
    }

    .avatar-circle:hover .avatar-image {
      transform: scale(1.05);
    }

    .avatar-text {
      position: relative;
      z-index: 2;
      text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
      font-size: 64px;
      font-weight: bold;
    }

    .avatar-ring {
      position: absolute;
      width: 170px;
      height: 170px;
      border: 3px solid rgba(0, 212, 255, 0.5);
      border-radius: 50%;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      animation: pulse 2s ease-in-out infinite;
    }

    .avatar-ring-2 {
      position: absolute;
      width: 190px;
      height: 190px;
      border: 2px solid rgba(0, 153, 255, 0.3);
      border-radius: 50%;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      animation: pulse 2s ease-in-out infinite 0.5s;
    }

    @keyframes pulse {
      0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
      }
      50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.7;
      }
    }

    .name {
      font-size: 56px;
      font-weight: 700;
      margin-bottom: 15px;
      text-shadow: 0 0 20px rgba(0, 212, 255, 0.8),
                   0 0 40px rgba(0, 153, 255, 0.6);
      display: flex;
      justify-content: center;
      gap: 5px;
    }

    .name-letter {
      display: inline-block;
      animation: wave 1.5s ease-in-out infinite;
    }

    .name-letter:nth-child(1) { animation-delay: 0s; }
    .name-letter:nth-child(2) { animation-delay: 0.1s; }
    .name-letter:nth-child(3) { animation-delay: 0.2s; }
    .name-letter:nth-child(4) { animation-delay: 0.3s; }
    .name-letter:nth-child(5) { animation-delay: 0.4s; }
    .name-letter:nth-child(6) { animation-delay: 0.5s; }

    @keyframes wave {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-10px);
      }
    }

    .role {
      font-size: 20px;
      margin-bottom: 25px;
      opacity: 0.95;
      text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: center;
      margin-bottom: 25px;
    }

    .tag {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      padding: 10px 20px;
      border-radius: 25px;
      font-size: 14px;
      font-weight: 500;
      border: 2px solid rgba(0, 212, 255, 0.5);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }

    .tag::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.4), transparent);
      transition: left 0.5s ease;
    }

    .tag:hover::before {
      left: 100%;
    }

    .tag:hover {
      background: rgba(0, 212, 255, 0.2);
      border-color: #00d4ff;
      transform: translateY(-3px);
      box-shadow: 0 10px 25px rgba(0, 212, 255, 0.4);
    }

    .location {
      font-size: 16px;
      opacity: 0.9;
      text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    main {
      background: rgba(255, 255, 255, 0.95);
      border-radius: 30px;
      padding: 50px;
      margin-top: 30px;
      box-shadow: 0 20px 80px rgba(0, 0, 0, 0.3),
                  0 0 40px rgba(0, 212, 255, 0.2);
      animation: fadeIn 1s ease-out;
      backdrop-filter: blur(10px);
    }

    .section-title {
      font-size: 36px;
      margin-bottom: 40px;
      color: #0099ff;
      position: relative;
      padding-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 15px;
    }

    .title-icon {
      font-size: 40px;
      animation: bounce 2s ease-in-out infinite;
    }

    @keyframes bounce {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-10px);
      }
    }

    .section-title::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 80px;
      height: 5px;
      background: linear-gradient(90deg, #00d4ff, #0099ff);
      border-radius: 3px;
      box-shadow: 0 0 10px rgba(0, 212, 255, 0.6);
    }

    .about {
      margin-bottom: 70px;
    }

    .card {
      background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
      padding: 35px;
      border-radius: 20px;
      border-left: 5px solid #0099ff;
      transition: all 0.4s ease;
      position: relative;
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    .card-glow {
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
      opacity: 0;
      transition: opacity 0.4s ease;
      pointer-events: none;
    }

    .card:hover .card-glow {
      opacity: 1;
    }

    .card:hover {
      transform: translateX(10px) scale(1.02);
      box-shadow: 0 20px 50px rgba(0, 153, 255, 0.3);
      border-left-color: #00d4ff;
    }

    .card p {
      margin-bottom: 15px;
      font-size: 16px;
      color: #555;
      line-height: 1.8;
    }

    .card p:last-child {
      margin-bottom: 0;
    }

    .highlight {
      background: linear-gradient(120deg, #00d4ff 0%, #0099ff 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      font-weight: 600;
      position: relative;
    }

    .experience {
      margin-bottom: 70px;
    }

    .timeline {
      position: relative;
      padding-left: 50px;
    }

    .timeline::before {
      content: '';
      position: absolute;
      left: 15px;
      top: 0;
      bottom: 0;
      width: 3px;
      background: linear-gradient(180deg, #00d4ff, #0099ff);
      box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    }

    .timeline-item {
      position: relative;
      margin-bottom: 50px;
      animation: slideInLeft 0.6s ease-out;
    }

    .timeline-dot {
      position: absolute;
      left: -42px;
      top: 8px;
      width: 16px;
      height: 16px;
      border-radius: 50%;
      background: #00d4ff;
      border: 4px solid white;
      box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.3),
                  0 0 20px rgba(0, 212, 255, 0.6);
      transition: all 0.3s ease;
      z-index: 2;
    }

    .timeline-item:hover .timeline-dot {
      transform: scale(1.5);
      box-shadow: 0 0 0 8px rgba(0, 212, 255, 0.3),
                  0 0 30px rgba(0, 212, 255, 0.8);
    }

    .timeline-content {
      background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
      padding: 25px;
      border-radius: 15px;
      transition: all 0.3s ease;
      border: 2px solid transparent;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    }

    .timeline-content:hover {
      background: linear-gradient(135deg, #e9ecef 0%, #f8f9fa 100%);
      transform: translateX(10px);
      border-color: rgba(0, 212, 255, 0.3);
      box-shadow: 0 10px 40px rgba(0, 153, 255, 0.2);
    }

    .timeline-content h3 {
      color: #0099ff;
      margin-bottom: 10px;
      font-size: 22px;
      text-shadow: 0 0 10px rgba(0, 153, 255, 0.3);
    }

    .timeline-content p {
      color: #555;
      font-size: 15px;
      line-height: 1.6;
    }

    .skills {
      margin-bottom: 50px;
    }

    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
    }

    .skill-card {
      background: linear-gradient(135deg, #00d4ff 0%, #0099ff 100%);
      padding: 35px;
      border-radius: 20px;
      text-align: center;
      color: white;
      transition: all 0.4s ease;
      animation: fadeInUp 0.6s ease-out;
      position: relative;
      overflow: hidden;
      box-shadow: 0 15px 40px rgba(0, 153, 255, 0.4);
    }

    .skill-shine {
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.3) 50%, transparent 70%);
      transform: rotate(45deg);
      animation: shine 3s infinite;
    }

    @keyframes shine {
      0% {
        left: -50%;
      }
      100% {
        left: 150%;
      }
    }

    .skill-card:hover {
      transform: translateY(-15px) scale(1.05);
      box-shadow: 0 25px 60px rgba(0, 212, 255, 0.6);
    }

    .skill-icon {
      font-size: 56px;
      margin-bottom: 20px;
      filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
      animation: rotate3d 4s ease-in-out infinite;
    }

    @keyframes rotate3d {
      0%, 100% {
        transform: rotateY(0deg);
      }
      50% {
        transform: rotateY(180deg);
      }
    }

    .skill-card h3 {
      font-size: 22px;
      margin-bottom: 12px;
      text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .skill-card p {
      font-size: 15px;
      opacity: 0.95;
      text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    }

    footer {
      text-align: center;
      padding: 40px;
      color: white;
      font-size: 14px;
      opacity: 0.9;
      text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
      }
      to {
        opacity: 1;
      }
    }

    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @keyframes slideInLeft {
      from {
        opacity: 0;
        transform: translateX(-30px);
      }
      to {
        opacity: 1;
        transform: translateX(0);
      }
    }

    @media (max-width: 768px) {
      .name {
        font-size: 42px;
      }
      
      .role {
        font-size: 16px;
      }
      
      main {
        padding: 30px 20px;
      }
      
      .section-title {
        font-size: 28px;
      }
      
      .skills-grid {
        grid-template-columns: 1fr;
      }
      
      .timeline {
        padding-left: 40px;
      }
      
      .avatar-circle {
        width: 120px;
        height: 120px;
      }
    }