body,html{margin:0;padding:0;overflow:auto;font-family:SimSun,STKaiti,serif}.universe{position:relative;width:100vw;height:100vh;overflow:hidden;color:#fff}.universe.light{background:radial-gradient(circle at 50% 20%,#2a1050 0,#0b0014 100%)}.universe.dark{background:radial-gradient(circle at 50% 20%,#000 0,#000 100%)}.stars{inset:0;z-index:0}.header,.stars{position:absolute}.header{top:40px;left:50%;transform:translateX(-50%);text-align:center;z-index:2}.title{font-size:3rem;color:#fff;text-shadow:0 0 10px gold;margin:0}.subtitle{font-size:1rem;color:#ddd;margin-top:10px;text-shadow:0 0 5px hsla(0,0%,100%,.4)}.top-buttons{margin-top:20px;display:flex;justify-content:center;gap:10px}.chi-word{position:absolute;top:160px;left:50%;transform:translateX(-50%);font-size:9rem;color:#fc3;text-shadow:0 0 30px gold,0 0 60px orange;-webkit-text-stroke:2px #fff2a8;filter:drop-shadow(0 0 10px #ffeb7a);animation:chiGlow 4s ease-in-out infinite alternate}@keyframes chiGlow{0%{text-shadow:0 0 30px gold}to{text-shadow:0 0 60px gold}}.token{position:absolute;left:50%;top:400px;transform:translateX(-50%);width:280px;height:460px;background:linear-gradient(180deg,#ffd86b,#c47a26);clip-path:polygon(50% 0,90% 15%,85% 95%,50% 100%,15% 95%,10% 15%);border:2px solid gold;box-shadow:0 0 40px rgba(255,215,0,.5),inset 0 0 40px rgba(255,215,0,.4);display:flex;align-items:center;justify-content:center;animation:float 5s ease-in-out infinite}@keyframes float{0%,to{transform:translate(-50%)}50%{transform:translate(-50%,-10px)}}.token-inner-glow{position:absolute;inset:0;border-radius:10px;background:conic-gradient(from 0deg,gold,pink,#add8e6,gold);mix-blend-mode:overlay;opacity:.2;animation:spinCloud 8s linear infinite}@keyframes spinCloud{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.token-text{font-size:32px;color:#fff9d0;writing-mode:vertical-rl;text-shadow:0 0 8px gold;z-index:3}.taiji{position:absolute;bottom:-60px;left:50%;transform:translateX(-50%);width:140px;height:140px;filter:drop-shadow(0 0 10px gold)}.spin{animation:spin 8s linear infinite;transform-origin:50% 50%}@media (max-width:768px){.title{font-size:2rem}.chi-word{font-size:6rem;top:120px}.token{width:200px;height:340px;top:300px}}.splash-screen{position:fixed;inset:0;z-index:9999;background:radial-gradient(1200px 800px at 50% 10%,rgba(90,60,140,.1),transparent 60%),radial-gradient(900px 700px at 80% 20%,rgba(200,80,220,.08),transparent 60%),#06040a;justify-content:center;transition:opacity .5s ease-out,visibility .5s ease-out}.splash-content,.splash-screen{display:flex;align-items:center}.splash-content{text-align:center;flex-direction:column;gap:20px}.splash-logo{width:min(200px,50vw);height:auto;animation:pulse 1.5s ease-in-out infinite}.splash-title{font-size:clamp(24px,5vw,48px);font-weight:900;color:#fff;text-shadow:0 2px 10px hsla(0,0%,100%,.25)}.splash-slogan{font-size:clamp(14px,2vw,24px);color:hsla(0,0%,100%,.92);max-width:600px}.splash-loader{width:40px;height:40px;border:3px solid hsla(0,0%,100%,.3);border-top-color:#ffe6a0;border-radius:50%;animation:spin 1s linear infinite;margin-top:10px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.8}}