:root{--primary-hue: 240;--bg-color-1: hsl(var(--primary-hue), 80%, 8%);--bg-color-2: hsl(var(--primary-hue), 60%, 15%);--text-main: #f0f4f8;--text-muted: #a0aec0;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--glass-blur: blur(12px);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .4);--accent-gold: 45;--transition-smooth: all .4s cubic-bezier(.25, .8, .25, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Zen Kaku Gothic New,sans-serif;background-color:var(--bg-color-1);color:var(--text-main);line-height:1.6;min-height:100vh;position:relative;overflow-x:hidden}h1,h2,h3,h4,h5{font-family:"Noto Serif JP",serif;font-weight:300;letter-spacing:.1em}a{text-decoration:none;color:inherit}img{max-width:100%;border-radius:8px}.bg-container{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;overflow:hidden;background:radial-gradient(circle at 50% 100%,var(--bg-color-2),var(--bg-color-1))}.glow-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:float 20s infinite ease-in-out alternate}.orb-1{width:40vw;height:40vw;background:radial-gradient(circle,hsl(var(--primary-hue),50%,30%),transparent);top:-10%;left:-10%;animation-delay:0s}.orb-2{width:50vw;height:50vw;background:radial-gradient(circle,hsl(280,50%,25%),transparent);bottom:-20%;right:-10%;animation-delay:-5s}.orb-3{width:30vw;height:30vw;background:radial-gradient(circle,hsl(var(--accent-gold),50%,20%),transparent);top:40%;left:60%;animation-delay:-10s}@keyframes float{0%{transform:translate(0) scale(1)}50%{transform:translate(5%,5%) scale(1.1)}to{transform:translate(-5%,-5%) scale(.9)}}.noise-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");pointer-events:none}.app-container{display:flex;flex-direction:column;min-height:100vh;padding:2rem 5%;max-width:1200px;margin:0 auto}.glass-header,.glass-card{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}.glass-header{padding:2rem;border-radius:24px;text-align:center;margin-bottom:3rem;animation:fadeDown 1s ease forwards}.logo{font-size:3rem;font-weight:700;margin-bottom:.5rem;background:linear-gradient(to right,#fff,hsl(var(--accent-gold),80%,70%));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.subtitle{color:var(--text-muted);font-size:1.1rem;margin-bottom:2rem}.header-description{font-size:1.1rem;line-height:1.8;margin-bottom:2rem;padding:1.5rem;background:#0003;border-radius:12px;border-left:4px solid hsl(var(--accent-gold),70%,50%)}.header-description p{margin-bottom:.8rem}.usage-instruction{font-size:1.1rem;line-height:1.8;padding:1.5rem;background:#ffffff0d;border-radius:12px;border:1px dashed rgba(255,255,255,.2)}.usage-instruction h3{color:hsl(var(--accent-gold),80%,70%);margin-bottom:1rem;font-size:1.3rem}.usage-instruction p{margin-bottom:.5rem}.highlight-text{color:hsl(var(--accent-gold),80%,70%);font-weight:700;font-size:1.2rem;margin-top:1rem}.app-links-section{margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1)}.app-links-section>p{font-size:1.1rem;margin-bottom:1.5rem;color:#fff}.app-buttons{display:flex;gap:1.5rem;justify-content:center;align-items:center;flex-wrap:wrap}.badge-link{display:inline-block;transition:var(--transition-smooth)}.badge-link:hover{transform:translateY(-3px);filter:drop-shadow(0 8px 15px rgba(255,255,255,.2))}.app-badge{height:50px;width:auto;border-radius:8px;margin:0;padding:0;border:none;background-color:transparent}@keyframes fadeDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.section-title{font-size:1.8rem;margin-bottom:2rem;text-align:center;position:relative;display:inline-block;left:50%;transform:translate(-50%)}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:50px;height:2px;background:hsl(var(--accent-gold),70%,50%);border-radius:2px}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;padding:1rem 0}.category-card{border-radius:20px;padding:2.5rem 1.5rem;text-align:center;transition:var(--transition-smooth);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center}.category-card:hover{transform:translateY(-8px);background:#ffffff14;border-color:#fff3;box-shadow:0 15px 40px #00000080}.card-icon{margin-bottom:1rem;display:flex;justify-content:center;align-items:center}.category-image{width:80px;height:80px;object-fit:contain;border-radius:50%;box-shadow:0 4px 15px #00000080;border:1px solid rgba(255,255,255,.2)}.category-card h3{font-size:1.5rem;margin-bottom:.8rem}.category-card p{font-size:.95rem;color:var(--text-muted)}.items-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem}.item-card{padding:1rem;border-radius:16px;text-align:center;transition:var(--transition-smooth)}.item-card:hover{transform:scale(1.02);background:#ffffff1a}.item-card img{width:100%;height:auto;aspect-ratio:3/4;object-fit:contain;margin-bottom:1rem;background-color:#000c;padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,.1)}.item-card h4{font-size:1.1rem;margin-bottom:.5rem}.back-button{display:inline-block;padding:.8rem 1.5rem;border-radius:30px;background:#ffffff1a;color:var(--text-main);border:1px solid rgba(255,255,255,.2);margin-bottom:2rem;transition:var(--transition-smooth);font-size:.9rem}.back-button:hover{background:#fff3;transform:translate(-5px)}.detail-modal{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:100;display:flex;justify-content:center;align-items:center;padding:2rem;opacity:0;pointer-events:none;transition:opacity .4s ease;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.detail-modal.active{opacity:1;pointer-events:all}.modal-content{background:var(--bg-color-2);border:1px solid var(--glass-border);border-radius:24px;padding:2rem;max-width:900px;width:100%;display:grid;grid-template-columns:1fr 1.5fr;gap:2rem;max-height:90vh;overflow-y:auto;position:relative;transform:translateY(20px);transition:transform .4s ease}.detail-modal.active .modal-content{transform:translateY(0)}.modal-close{position:absolute;top:1rem;right:1.5rem;background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;opacity:.7;transition:.3s}.modal-close:hover{opacity:1}.detail-image-wrapper{background:#000c;border-radius:12px;padding:1rem;display:flex;justify-content:center;align-items:center;border:1px solid rgba(255,255,255,.1)}.detail-image-wrapper img{max-height:60vh;object-fit:contain}.detail-info{display:flex;flex-direction:column;justify-content:center}.detail-title{font-size:2rem;margin-bottom:1rem;color:hsl(var(--accent-gold),80%,70%)}.detail-desc{font-size:1.1rem;line-height:1.8;margin-bottom:2rem;color:var(--text-main);background:#0003;padding:1.5rem;border-radius:12px;border-left:4px solid hsl(var(--accent-gold),70%,50%)}.download-btn{background:linear-gradient(135deg,hsl(var(--accent-gold),70%,40%),hsl(var(--accent-gold),60%,30%));color:#fff;border:none;padding:1.2rem 2rem;border-radius:30px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:var(--transition-smooth);box-shadow:0 4px 15px #0000004d;align-self:flex-start;font-family:Zen Kaku Gothic New,sans-serif}.download-btn:hover{transform:translateY(-3px);box-shadow:0 8px 25px #b8860b66}.ad-space{margin:1rem auto;display:flex;justify-content:center;align-items:center;text-align:center;overflow:hidden;max-width:100%}.banner-ad{width:100%;max-width:min(728px,100%);height:auto;min-height:90px}.adblock-warning{background:#ffffff0d;border:1px solid rgba(255,215,0,.3);border-radius:12px;padding:1.5rem;text-align:center;margin:1rem 0 2rem;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.adblock-warning h4{color:hsl(var(--accent-gold),80%,70%);margin-bottom:.5rem;display:flex;align-items:center;justify-content:center;gap:.5rem;font-size:1.1rem}.adblock-warning p{font-size:.9rem;line-height:1.6;color:var(--text-main)}.adblock-warning .retry-link{display:inline-block;margin-top:1rem;color:hsl(var(--accent-gold),80%,70%);text-decoration:underline;cursor:pointer;font-size:.85rem}.banner-ad{width:100%;max-width:728px;height:90px}.infeed-ad{width:100%;height:100%;min-height:250px}.ad-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#000;z-index:200;display:flex;flex-direction:column;justify-content:center;align-items:center;border-radius:24px}.ad-overlay p{color:#fff;margin-bottom:2rem;font-size:1.2rem}.ad-progress{width:80%;height:10px;background:#333;border-radius:5px;overflow:hidden}.ad-progress-bar{width:0%;height:100%;background:hsl(var(--accent-gold),70%,50%);transition:width .1s linear}.skip-btn{margin-top:2rem;padding:.8rem 2rem;background:none;border:1px solid #fff;color:#fff;border-radius:30px;cursor:pointer;opacity:.5;pointer-events:none}.skip-btn.available{opacity:1;pointer-events:all;background:#ffffff1a}.footer-area{margin-top:auto;padding-top:4rem;text-align:center}.copyright{color:var(--text-muted);font-size:.9rem;padding:1rem 0}@media(max-width:768px){.modal-content{grid-template-columns:1fr;max-height:95vh}.detail-image-wrapper img{max-height:40vh}.logo{font-size:2.2rem}}.infeed-ad-container{grid-column:1 / -1;width:100%;min-height:100px;background:#ffffff05;border-radius:16px;overflow:hidden;margin:1rem 0}@media(max-width:480px){.infeed-ad-container{grid-column:auto}}