:root{--bg-color: #121212;--bg-color-alt: #1A1A1A;--text-color: #CFD8DC;--text-color-muted: #90A4AE;--accent-color: #007AFF;--accent-glow: rgba(0, 122, 255, .4);--card-bg: #1E1E1E;--border-color: #333333;--container-width: 1000px;--header-height: 70px;--radius: 12px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);font-family:Inter,Noto Sans JP,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit;transition:color .3s}ul{list-style:none}.container{max-width:var(--container-width);margin:0 auto;padding:0 20px}.section{padding:80px 0}.alt-bg{background-color:var(--bg-color-alt)}.center-text{text-align:center}h1,h2,h3{font-weight:700;line-height:1.2}.gradient-text{background:linear-gradient(135deg,#007aff,#00c6ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-title{font-size:2rem;margin-bottom:10px;text-align:center}.section-desc{text-align:center;color:var(--text-color-muted);margin-bottom:50px;font-size:1.1rem}.header{height:var(--header-height);position:fixed;top:0;left:0;width:100%;background:#121212d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;border-bottom:1px solid rgba(255,255,255,.05)}.header-content{display:flex;justify-content:space-between;align-items:center;height:100%}.logo{font-size:1.5rem;font-weight:800;letter-spacing:-.5px}.nav{display:flex;gap:30px}.nav a{font-size:.95rem;font-weight:500;color:var(--text-color-muted)}.nav a:hover{color:var(--accent-color)}.hero{padding-top:calc(var(--header-height) + 80px);padding-bottom:80px;text-align:center;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:500px;height:500px;background:radial-gradient(circle,var(--accent-glow) 0%,transparent 70%);opacity:.4;z-index:-1;pointer-events:none}.hero-title{font-size:3.5rem;margin-bottom:20px}.hero-subtitle{font-size:1.25rem;color:var(--text-color-muted);margin-bottom:20px}.hero-description{color:var(--text-color-muted);font-size:1.1rem;margin-bottom:60px;padding:0 20px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.card{background:var(--card-bg);padding:30px;border-radius:var(--radius);border:1px solid var(--border-color);transition:transform .3s,box-shadow .3s}.card:hover{transform:translateY(-5px);box-shadow:0 10px 30px -10px #00000080;border-color:#007aff4d}.icon-box{font-size:2.5rem;margin-bottom:20px}.card h3{margin-bottom:15px;font-size:1.25rem}.card p{font-size:.95rem;color:var(--text-color-muted)}.formula-card{background:linear-gradient(135deg,#1e1e1e,#252525);padding:40px;border-radius:var(--radius);text-align:center;margin-bottom:40px;border:1px solid var(--border-color);position:relative;overflow:hidden}.formula-card:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--accent-color)}.formula{font-family:Courier New,monospace;font-size:1.5rem;font-weight:700;color:var(--accent-color);margin:20px 0;padding:15px;background:#0000004d;border-radius:8px;display:inline-block}.formula-desc{color:var(--text-color-muted);font-size:.9rem}.formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-top:40px}.features-list{margin-top:60px;background:var(--bg-color-alt);padding:30px;border-radius:var(--radius)}.features-list h3{margin-bottom:20px;font-size:1.2rem}.features-list ul li{margin-bottom:12px;color:var(--text-color-muted);display:flex;align-items:flex-start}.features-list ul li:before{content:"•";color:var(--accent-color);margin-right:10px}.features-list span{color:var(--text-color);font-weight:600;margin-right:5px}.policy-table-wrapper{overflow-x:auto}.policy-table{width:100%;border-collapse:collapse;margin-top:20px}.policy-table th,.policy-table td{padding:20px;text-align:left;border-bottom:1px solid var(--border-color)}.policy-table th{width:30%;color:var(--text-color);font-weight:600}.policy-table td{color:var(--text-color-muted)}.policy-table tr:last-child th,.policy-table tr:last-child td{border-bottom:none}.btn{display:inline-block;padding:12px 30px;border-radius:50px;font-weight:600;text-align:center;cursor:pointer;transition:all .3s}.btn-primary{background-color:var(--accent-color);color:#fff;box-shadow:0 4px 15px #007aff4d}.btn-primary:hover{background-color:#0066d6;transform:translateY(-2px);box-shadow:0 6px 20px #007aff66}.footer{padding:40px 0;border-top:1px solid var(--border-color);text-align:center;color:var(--text-color-muted);font-size:.9rem}.contact-form{max-width:600px;margin:40px auto 0;text-align:left}.form-group{margin-bottom:20px}.form-input{width:100%;padding:15px 20px;background-color:var(--bg-color-alt);border:1px solid var(--border-color);border-radius:8px;color:var(--text-color);font-family:inherit;font-size:1rem;transition:border-color .3s,box-shadow .3s}.form-input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #007aff1a}.contact-form button{width:100%;border:none;font-size:1rem;margin-top:10px}@media(max-width:768px){.hero-title{font-size:2rem;padding:0 10px}.hero-subtitle{font-size:1.1rem}.nav{display:none}.section{padding:60px 0}.policy-table th,.policy-table td{display:block;width:100%}.policy-table th{padding-bottom:5px;color:var(--accent-color)}.policy-table td{padding-top:0;padding-bottom:30px;border-bottom:none}.policy-table tr{border-bottom:1px solid var(--border-color)}.grid{grid-template-columns:1fr}.features-list>div{grid-template-columns:1fr!important}.formula{font-size:1.1rem;word-break:break-all}}.warning-box{background:#ff453a1a;border-left:4px solid #FF453A;padding:15px;border-radius:4px;margin-top:20px}.warning-box h4{color:#ff453a!important;margin-bottom:8px;font-size:.95rem}.warning-box ul{color:var(--text-color-muted);font-size:.85rem;padding-left:18px;line-height:1.6}.warning-box li{margin-bottom:8px}.reveal{opacity:0;transform:translateY(30px);transition:all .8s cubic-bezier(.5,0,0,1)}.reveal.active{opacity:1;transform:translateY(0)}