:root{--color-bg: #0a0a0a;--color-gold: #d4af37;--color-amber: #ffbf00;--color-lightning: #ffffff;--color-lightning-blue: #e0f0ff;--color-text: #f5f5f5}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100dvh;background-color:var(--color-bg);font-family:Noto Sans JP,sans-serif;overflow:hidden}.loading{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;background:var(--color-bg);display:flex;justify-content:center;align-items:center}.loading-pulse{width:20px;height:20px;border-radius:50%;background:var(--color-gold);box-shadow:0 0 20px var(--color-gold),0 0 40px var(--color-gold),0 0 60px var(--color-amber);animation:pulse 2s infinite}#particles{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1}#lightning-overlay{position:fixed;top:0;left:0;width:100%;height:100%;z-index:10;background:#ffffffe6;opacity:0;pointer-events:none;transition:opacity .05s;will-change:opacity}.content{position:relative;z-index:5;height:100dvh;display:flex;flex-direction:column;justify-content:center;align-items:center}.content.hidden{opacity:0;visibility:hidden}.title-container{position:relative}.title{position:relative;font-family:Zen Old Mincho,serif;font-size:clamp(4rem,20vw,12rem);color:var(--color-text);text-shadow:0 0 10px var(--color-gold),0 0 20px var(--color-gold),0 0 30px var(--color-amber),0 0 40px var(--color-amber),0 0 50px var(--color-gold),0 0 60px var(--color-gold),0 0 80px var(--color-amber),0 0 100px var(--color-gold);opacity:0;transform:scale(.8);filter:blur(10px);will-change:transform,filter,opacity}.title:before,.title:after{content:attr(data-text);position:absolute;top:0;left:0;right:0;bottom:0;background:var(--color-bg);opacity:0;pointer-events:none;text-shadow:0 0 10px var(--color-gold),0 0 20px var(--color-gold)}.title.glitch:before{left:2px;color:red;text-shadow:-2px 0 #ff0000;animation:glitch .3s ease-in-out;opacity:.7;background:transparent}.title.glitch:after{left:-2px;color:#0ff;text-shadow:2px 0 #00ffff;animation:glitch .3s ease-in-out reverse;opacity:.7;background:transparent}.title.glow-pulse{animation:glow-pulse 2s ease-in-out 3}.tagline{font-family:Noto Sans JP,sans-serif;font-size:clamp(1rem,4vw,1.5rem);color:var(--color-text);letter-spacing:.2em;margin-top:2rem;opacity:0;transform:translateY(20px);will-change:transform,opacity}.coming-soon{font-size:clamp(.8rem,2vw,1rem);color:var(--color-gold);letter-spacing:.3em;text-transform:uppercase;margin-top:3rem;opacity:0}#vignette{position:fixed;top:0;left:0;width:100%;height:100%;z-index:2;pointer-events:none;background:radial-gradient(ellipse at center,transparent 40%,rgba(0,0,0,.6) 100%)}#slash-overlay{position:fixed;top:0;left:0;width:100%;height:100%;z-index:15;pointer-events:none;opacity:0}.slash-line{position:absolute;background:linear-gradient(90deg,transparent,#fff,var(--color-gold),#fff,transparent);height:3px;width:150%;left:-25%;top:50%;transform:rotate(-15deg) scaleX(0);transform-origin:left center;box-shadow:0 0 30px var(--color-gold),0 0 60px var(--color-amber);will-change:transform}.slash-line.animate{animation:slash .3s ease-out forwards}#burst-overlay{position:fixed;top:50%;left:50%;width:0;height:0;z-index:8;border-radius:50%;background:radial-gradient(circle,var(--color-gold) 0%,transparent 70%);transform:translate(-50%,-50%);opacity:0;pointer-events:none;will-change:width,height,opacity}.burst-animate{animation:burst .6s ease-out forwards}@keyframes pulse{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}@keyframes glow-pulse{0%,to{text-shadow:0 0 10px var(--color-gold),0 0 20px var(--color-gold),0 0 30px var(--color-amber),0 0 40px var(--color-amber),0 0 50px var(--color-gold),0 0 60px var(--color-gold),0 0 80px var(--color-amber),0 0 100px var(--color-gold)}50%{text-shadow:0 0 15px var(--color-gold),0 0 30px var(--color-gold),0 0 45px var(--color-amber),0 0 60px var(--color-amber),0 0 75px var(--color-gold),0 0 90px var(--color-gold),0 0 120px var(--color-amber),0 0 150px var(--color-gold)}}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}.shake{animation:shake .5s ease-in-out}@keyframes slash{0%{transform:rotate(-15deg) scaleX(0);opacity:1}60%{transform:rotate(-15deg) scaleX(1);opacity:1}to{transform:rotate(-15deg) scaleX(1);opacity:0}}@keyframes glitch{0%{clip-path:inset(40% 0 61% 0);transform:translate(-2px,2px)}20%{clip-path:inset(92% 0 1% 0);transform:translate(2px,-2px)}40%{clip-path:inset(43% 0 1% 0);transform:translate(-2px,2px)}60%{clip-path:inset(25% 0 58% 0);transform:translate(2px,-2px)}80%{clip-path:inset(54% 0 7% 0);transform:translate(-2px,2px)}to{clip-path:inset(58% 0 43% 0);transform:translate(0)}}@keyframes burst{0%{width:0;height:0;opacity:.8}to{width:200vmax;height:200vmax;opacity:0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.tagline.revealed{animation:float 4s ease-in-out infinite}@keyframes coming-soon-pulse{0%,to{opacity:1}50%{opacity:.5}}.coming-soon.revealed{animation:coming-soon-pulse 2s ease-in-out infinite}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.title{opacity:1!important;transform:scale(1)!important;filter:none!important}.tagline,.coming-soon{opacity:1!important;transform:none!important}.tagline.revealed,.coming-soon.revealed,.shake,.slash-line.animate{animation:none!important}.title.glitch:before,.title.glitch:after{animation:none!important;opacity:0!important}.burst-animate{animation:none!important}}