:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}*{box-sizing:border-box}#root{width:100%;min-height:100vh;margin:0 auto;text-align:center}.app-container{width:100%;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden;background:radial-gradient(circle at 20% 80%,rgba(var(--primary-rgb),.6) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(var(--secondary-rgb),.6) 0%,transparent 50%),linear-gradient(135deg,#0f0f23,#1a1a2e,#16213e);color:#fff}.app-container:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:50px 50px;animation:grid-move 20s linear infinite;z-index:0}@keyframes grid-move{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.particles-container{position:absolute;width:100%;height:100%;top:0;left:0;z-index:1}.beian-info{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:10;text-align:center;font-size:12px;color:#fff9;text-shadow:0 1px 3px rgba(0,0,0,.3)}.beian-info p{margin:0;padding:0}.particle{position:absolute;background:radial-gradient(circle,rgba(var(--primary-rgb),.8),rgba(var(--secondary-rgb),.6));border-radius:50%;opacity:.6;animation:float ease-in-out infinite;transition:all .3s ease;box-shadow:0 0 10px rgba(var(--primary-rgb),.5)}.particle.active{transform:scale(2.5);opacity:.9;background:radial-gradient(circle,#fff,rgba(var(--primary-rgb),.8));box-shadow:0 0 20px #fffc,0 0 40px rgba(var(--primary-rgb),.6)}@keyframes float{0%,to{transform:translateY(0) rotate(0) scale(1)}33%{transform:translateY(-30px) rotate(120deg) scale(1.1)}66%{transform:translateY(-15px) rotate(240deg) scale(.9)}}.main-content{position:relative;z-index:10;width:100%;max-width:1200px;padding:2rem;display:flex;flex-direction:column;align-items:center;justify-content:center}.glass-container{background:#ffffff0d;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:3rem;box-shadow:0 8px 32px #0000004d;transition:all .3s ease}.glass-container:hover{border-color:#fff3;box-shadow:0 12px 48px #0006,0 0 60px rgba(var(--primary-rgb),.3)}.header{margin-bottom:3rem;position:relative}.site-title{font-size:6rem;font-weight:900;margin:0;background:linear-gradient(135deg,#ffffff 0%,var(--primary-color) 50%,var(--secondary-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 30px rgba(var(--primary-rgb),.5);animation:title-glow 2s ease-in-out infinite alternate,title-float 3s ease-in-out infinite;letter-spacing:-2px}@keyframes title-glow{0%{text-shadow:0 0 20px rgba(var(--primary-rgb),.5),0 0 40px rgba(var(--secondary-rgb),.3)}to{text-shadow:0 0 40px rgba(var(--primary-rgb),.8),0 0 80px rgba(var(--secondary-rgb),.6),0 0 120px rgba(255,255,255,.4)}}@keyframes title-float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.subtitle{font-size:1.8rem;margin:1.5rem 0 1rem;color:#ffffffe6;font-weight:700;text-shadow:0 2px 10px rgba(0,0,0,.3);letter-spacing:1px}.sub-subtitle{font-size:1.3rem;margin:.5rem 0;color:rgba(var(--primary-rgb),.9);font-weight:500;font-style:normal;text-shadow:0 1px 5px rgba(0,0,0,.2);animation:text-pulse 2s ease-in-out infinite alternate}@keyframes text-pulse{0%{opacity:.7}to{opacity:1}}.contact-section{margin-top:3rem}.contact-email{color:#fff;font-size:1.3rem;font-weight:600;text-decoration:none;padding:1rem 2rem;border:2px solid rgba(var(--primary-rgb),.6);border-radius:50px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(135deg,rgba(var(--primary-rgb),.2),rgba(var(--secondary-rgb),.2));box-shadow:0 4px 15px #0003;position:relative;overflow:hidden}.contact-email:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.contact-email:hover{background:linear-gradient(135deg,rgba(var(--primary-rgb),.4),rgba(var(--secondary-rgb),.4));border-color:#fffc;transform:translateY(-5px);box-shadow:0 12px 30px #0000004d,0 0 40px rgba(var(--primary-rgb),.5)}.contact-email:hover:before{left:100%}@media(max-width:768px){.glass-container{padding:2rem 1.5rem}.site-title{font-size:4rem;letter-spacing:-1px}.subtitle{font-size:1.4rem}.sub-subtitle{font-size:1.1rem}.contact-email{font-size:1.1rem;padding:.8rem 1.6rem}}@media(max-width:480px){.glass-container{padding:1.5rem 1rem}.site-title{font-size:3rem;letter-spacing:0}.subtitle{font-size:1.2rem}.sub-subtitle{font-size:1rem}.contact-email{font-size:1rem;padding:.7rem 1.4rem}}