@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}@keyframes firework{0%{opacity:1;width:4px;transform:translate(-50%,60vh)}35%{opacity:1;width:4px}45%{opacity:1;width:300px}to{opacity:0;width:400px}}.landing-container{width:100%;height:var(--app-height,100dvh);z-index:9999;color:#fff;background:linear-gradient(#020111 0%,#050625 25%,#191b4e 50%,#29326d 75%,#191b4e 100%);flex-direction:column;justify-content:center;align-items:center;transition:opacity .8s ease-in-out;display:flex;position:fixed;top:0;left:0;overflow:hidden}.landing-container.fade-out{opacity:0;pointer-events:none}.content-wrapper{text-align:center;z-index:2;animation:2s ease-out fadeIn}.title-jp{letter-spacing:.5rem;background:linear-gradient(90deg,#fff,gold,#fff);-webkit-text-fill-color:transparent;text-shadow:0 0 20px #ffd7004d;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-family:Hiragino Mincho ProN,MS Mincho,serif;font-size:5rem;font-weight:800}.title-en{letter-spacing:.8rem;opacity:.8;text-transform:uppercase;margin-bottom:3rem;font-size:1.2rem;font-weight:300}.rotating-word{text-align:center;min-width:12rem;display:inline-block}.enter-button{color:#fff;letter-spacing:.2rem;cursor:pointer;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:0 0;border:1px solid #fff6;border-radius:4px;padding:1rem 3rem;font-size:1.1rem;font-weight:400;transition:all .3s}.enter-button:hover{background:#ffffff1a;border-color:gold;box-shadow:0 0 15px #ffd70066}.enter-button:disabled{opacity:.5;cursor:wait}.loading-dots:after{content:"...";text-align:left;width:20px;animation:1.5s infinite dots;display:inline-block}@keyframes dots{0%,20%{content:"."}40%{content:".."}60%{content:"..."}80%,to{content:""}}.fireworks-canvas{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}@keyframes watermarkBreath{0%,to{opacity:.15;filter:grayscale()brightness(2)}50%{opacity:.4;filter:grayscale()brightness(2.5)}}.landing-watermark{pointer-events:none;z-index:1;max-width:95px;height:auto;transition:opacity .5s;animation:3s ease-out fadeIn,4s ease-in-out 3s infinite watermarkBreath;position:absolute;bottom:1.8rem;left:50%;transform:translate(-50%)}
.gate-container{min-height:var(--app-height,100dvh);color:#fff;background-color:#020111;flex-direction:column;justify-content:center;align-items:center;font-family:Inter,sans-serif;display:flex;position:relative;overflow:hidden}.gate-container:before{content:"";pointer-events:none;background:radial-gradient(circle,#1e293b4d 0%,#0000 60%);width:200%;height:200%;animation:8s ease-in-out infinite pulse-bg;position:absolute}@keyframes pulse-bg{0%,to{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.1)}}.gate-content{z-index:1;text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff08;border:1px solid #ffffff1a;border-radius:20px;width:90%;max-width:400px;padding:2rem;box-shadow:0 25px 50px -12px #00000080}.gate-title{letter-spacing:.1em;background:linear-gradient(90deg,#fff,#94a3b8);color:#0000;-webkit-background-clip:text;background-clip:text;margin-bottom:2rem;font-size:1.5rem;font-weight:300}.input-group{margin-bottom:1.5rem;position:relative}.code-input{color:#fff;text-align:center;letter-spacing:.1em;text-transform:uppercase;background:#0000004d;border:1px solid #fff3;border-radius:12px;outline:none;width:100%;padding:1rem;font-family:monospace;font-size:1.1rem;transition:all .3s}.code-input:focus{background:#00000080;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f633}.code-input.error{border-color:#ef4444;animation:.5s cubic-bezier(.36,.07,.19,.97) both shake}.verify-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%);border:none;border-radius:12px;width:100%;padding:1rem;font-size:1rem;font-weight:500;transition:all .2s;position:relative;overflow:hidden}.verify-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}.verify-btn:active{transform:translateY(0)}.verify-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.error-msg{color:#ef4444;opacity:0;min-height:1.25rem;margin-top:.5rem;font-size:.875rem;transition:all .3s;transform:translateY(-10px)}.error-msg.visible{opacity:1;transform:translateY(0)}.dots{text-align:left;width:20px;display:inline-block}@keyframes shake{10%,90%{transform:translate(-1px)}20%,80%{transform:translate(2px)}30%,50%,70%{transform:translate(-4px)}40%,60%{transform:translate(4px)}}