*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--primary:#7b68ee;--primary-dark:#5a4fd8;--primary-light:#a599f5;--bg:#f8faff;--bg-white:#fff;--text:#1a1a2e;--text-muted:#64748b;--border:#e2e8f0;--shadow:0 4px 24px rgba(123,104,238,.1);--shadow-hover:0 8px 40px rgba(123,104,238,.18);--radius:16px;--radius-sm:8px}html{scroll-behavior:smooth}body{font-family:Noto Sans JP,Inter,sans-serif;background-color:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}.header{position:-webkit-sticky;position:sticky;top:0;z-index:100;background:hsla(0,0%,100%,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-inner{max-width:1100px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.header-logo{font-size:1.1rem;font-weight:700;color:var(--primary);text-decoration:none;letter-spacing:-.02em}.header-logo 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var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}.section{padding:80px 24px}.section-inner{max-width:1100px;margin:0 auto}.section-label{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--primary);margin-bottom:12px}.section-title{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;letter-spacing:-.02em;margin-bottom:16px;color:var(--text)}.section-desc{font-size:1rem;color:var(--text-muted);line-height:1.85;max-width:680px}.about{background:var(--bg-white)}.about-content{display:grid;grid-template-columns:1fr 1fr;grid-gap:64px;gap:64px;align-items:center}.about-visual{background:linear-gradient(135deg,#f0edff,#e8e3ff);border-radius:var(--radius);padding:48px;text-align:center;font-size:5rem;line-height:1;box-shadow:var(--shadow)}.about-visual p{font-size:1rem;color:var(--primary);font-weight:700;margin-top:12px}.services{background:var(--bg)}.services-header{text-align:center;margin-bottom:48px}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.service-card{background:var(--bg-white);border-radius:var(--radius);padding:36px 28px;border:1px solid var(--border);box-shadow:var(--shadow);transition:all .3s ease;position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary) 0,var(--primary-light) 100%);transform:scaleX(0);transition:transform .3s 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.btn-outline{border-color:hsla(0,0%,100%,.5);color:#fff;background:hsla(0,0%,100%,.1)}.cta .btn-outline:hover{background:hsla(0,0%,100%,.2);border-color:#fff;color:#fff}.footer{background:var(--text);color:hsla(0,0%,100%,.6);text-align:center;padding:32px 24px}.footer a{color:hsla(0,0%,100%,.8);text-decoration:none;transition:color .2s}.footer a:hover{color:var(--primary-light)}.footer-inner{max-width:1100px;margin:0 auto}.footer-links{display:flex;gap:24px;justify-content:center;margin-bottom:16px;font-size:.875rem}.footer-copy{font-size:.8rem}.contact-section{padding:80px 24px;min-height:calc(100vh - 64px - 88px);background:var(--bg)}.contact-inner{max-width:640px;margin:0 auto}.contact-card{background:var(--bg-white);border-radius:var(--radius);padding:48px;border:1px solid var(--border);box-shadow:var(--shadow)}.form-group{margin-bottom:24px}.form-label{display:block;font-size:.875rem;font-weight:700;color:var(--text);margin-bottom:8px}.form-label .required{color:var(--primary);margin-left:4px}.form-input,.form-textarea{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:var(--radius-sm);font-size:1rem;font-family:inherit;color:var(--text);background:var(--bg);transition:border-color .2s,box-shadow .2s;outline:none}.form-input:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(123,104,238,.12);background:#fff}.form-textarea{min-height:160px;resize:vertical}.form-submit{width:100%;padding:16px;font-size:1rem;justify-content:center}.form-success{text-align:center;padding:40px 20px}.form-success .success-icon{font-size:3rem;margin-bottom:16px}.form-success h3{font-size:1.3rem;margin-bottom:8px;color:var(--text)}.form-success p{color:var(--text-muted);font-size:.95rem}.form-error{color:#e53e3e;font-size:.85rem;margin-top:8px;padding:10px 14px;background:#fff5f5;border-radius:var(--radius-sm);border:1px solid #fed7d7}.product-hero{padding:96px 24px 80px;text-align:center;position:relative;overflow:hidden}.product-hero--line{background:linear-gradient(160deg,#fff,#e6f9ee 55%,#f8faff)}.product-hero--nippou{background:linear-gradient(160deg,#fff,#eef3ff 55%,#f8faff)}.product-hero:before{content:"";position:absolute;top:-60px;right:-80px;width:380px;height:380px;border-radius:50%;pointer-events:none}.product-hero--line:before{background:radial-gradient(circle,rgba(6,199,85,.1) 0,transparent 70%)}.product-hero--nippou:before{background:radial-gradient(circle,rgba(123,104,238,.12) 0,transparent 70%)}.product-hero-inner{max-width:760px;margin:0 auto;position:relative;z-index:1}.product-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:700;line-height:1.25;letter-spacing:-.03em;color:var(--text);margin-bottom:16px}.product-badge{display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:5px 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20px;margin-bottom:28px}.product-hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}.product-screenshot{display:flex;justify-content:center;margin-top:48px}.product-screenshot-img{max-width:360px;width:100%;height:auto;border-radius:var(--radius);box-shadow:0 24px 72px rgba(123,104,238,.2);border:1px solid var(--border)}.product-mock{display:flex;justify-content:center;margin-top:8px}.mock-phone{background:#1a1a2e;border-radius:24px;width:260px;box-shadow:0 20px 60px rgba(0,0,0,.18);overflow:hidden;text-align:left}.mock-phone-header{background:#06c755;color:#fff;font-size:.8rem;font-weight:700;padding:10px 16px;display:flex;align-items:center;gap:8px}.mock-status-icon{font-size:.65rem}.mock-phone-body{padding:16px;display:flex;flex-direction:column;gap:10px}.mock-bubble{font-size:.8rem;padding:8px 12px;border-radius:14px;max-width:85%;line-height:1.5}.mock-bubble--recv{background:#2a2a40;color:#e0e0f0;align-self:flex-start}.mock-bubble--send{background:#06c755;color:#fff;align-self:flex-end}.mock-screen{background:#fff;border-radius:16px;width:320px;box-shadow:0 20px 60px rgba(123,104,238,.15);overflow:hidden;text-align:left;border:1px solid var(--border)}.mock-screen-header{background:var(--primary);color:#fff;font-size:.8rem;font-weight:700;padding:10px 16px}.mock-screen-body{padding:16px;display:flex;flex-direction:column;gap:10px}.mock-row{display:flex;gap:10px;font-size:.8rem;align-items:baseline}.mock-label{color:var(--text-muted);font-size:.7rem;min-width:64px}.mock-value{color:var(--text);font-weight:600}.mock-ai-badge{font-size:.75rem;color:var(--primary);background:rgba(123,104,238,.08);padding:6px 12px;border-radius:8px;text-align:center;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}.features-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px}.feature-card{display:flex;gap:20px;align-items:flex-start;background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow);transition:all .3s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(123,104,238,.2)}.feature-icon{font-size:2rem;flex-shrink:0}.feature-card h3{font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--text)}.feature-card p{font-size:.875rem;color:var(--text-muted);line-height:1.8}.product-pricing{background:var(--bg)}.pricing-card-wrap{max-width:480px;margin:0 auto}.pricing-card{background:var(--bg-white);border:2px solid #06c755;border-radius:var(--radius);padding:40px 36px;box-shadow:0 8px 32px rgba(6,199,85,.12);position:relative}.pricing-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:#06c755;color:#fff;font-size:.75rem;font-weight:700;padding:4px 16px;border-radius:999px}.pricing-name{font-size:1rem;font-weight:700;color:var(--text-muted);margin-bottom:16px;text-align:center}.pricing-price{font-size:3rem;font-weight:800;color:var(--text);text-align:center;margin-bottom:24px;line-height:1}.pricing-currency{font-size:1.5rem;vertical-align:super;color:var(--text-muted)}.pricing-unit{font-size:.9rem;color:var(--text-muted);font-weight:500}.pricing-list{list-style:none;margin-bottom:28px;display:flex;flex-direction:column;gap:10px}.pricing-list li{font-size:.9rem;color:var(--text)}.pricing-note{margin-top:20px;font-size:.8rem;color:var(--text-muted);line-height:1.8;text-align:center}.option-card{display:flex;gap:24px;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px 32px;max-width:600px;margin:0 auto}.option-icon{font-size:3rem;flex-shrink:0}.option-card h3{font-size:1.05rem;font-weight:700;margin-bottom:8px;color:var(--text)}.option-card p{font-size:.875rem;color:var(--text-muted);line-height:1.8}.target-grid{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.target-chip{display:flex;align-items:center;gap:8px;background:var(--bg);border:1.5px solid var(--border);border-radius:999px;padding:10px 20px;font-size:.9rem;font-weight:600;color:var(--text);transition:all .2s ease}.target-chip:hover{border-color:var(--primary);color:var(--primary);background:rgba(123,104,238,.05)}@media (max-width:768px){.header-nav .hide-mobile{display:none}.hero{padding:64px 24px 56px}.about-content{grid-template-columns:1fr;gap:32px}.about-visual{padding:32px;font-size:4rem}.services-grid{grid-template-columns:1fr}.contact-card{padding:28px 20px}.section{padding:56px 20px}.features-grid{grid-template-columns:1fr}.feature-card{flex-direction:row}.option-card{flex-direction:column;text-align:center}.pricing-card{padding:32px 20px}.mock-phone,.mock-screen{width:220px}}