@import"https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{min-height:100vh;font-size:16px}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}a{color:inherit;text-decoration:none}button{background:none;border:none;cursor:pointer}ul,ol{list-style:none}#root{isolation:isolate}:root{--color-bg-primary: #0a0e17;--color-bg-secondary: #111827;--color-bg-tertiary: #1a2234;--color-bg-card: rgba(26, 34, 52, .7);--color-bg-glass: rgba(255, 255, 255, .03);--color-text-primary: #f8fafc;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-accent: #f97316;--color-accent-light: #fb923c;--color-accent-dark: #ea580c;--color-highlight: #06b6d4;--color-highlight-dark: #0891b2;--color-border: rgba(148, 163, 184, .1);--color-border-hover: rgba(148, 163, 184, .2);--gradient-primary: linear-gradient(135deg, var(--color-accent) 0%, #f59e0b 100%);--gradient-hero: radial-gradient(ellipse at 30% 20%, rgba(249, 115, 22, .15) 0%, transparent 50%), radial-gradient(ellipse at 70% 80%, rgba(6, 182, 212, .1) 0%, transparent 50%);--gradient-card: linear-gradient(145deg, var(--color-bg-card) 0%, rgba(26, 34, 52, .4) 100%);--font-primary: "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--container-width: 1200px;--section-padding: 120px;--border-radius: 16px;--border-radius-sm: 8px;--border-radius-lg: 24px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-primary);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.7;overflow-x:hidden}.app{min-height:100vh}.section-container{max-width:var(--container-width);margin:0 auto;padding:0 24px}.hero{position:relative;min-height:100vh;padding:80px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;background:var(--color-bg-primary)}.hero:before{content:"";position:absolute;inset:0;background:var(--gradient-hero);pointer-events:none}.hero-bg-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(148,163,184,.08) 1px,transparent 0);background-size:40px 40px;pointer-events:none}.language-toggle{position:absolute;top:24px;right:24px;display:flex;align-items:center;gap:12px;padding:8px 16px;background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--border-radius-sm);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:2}.language-toggle-label{font-size:.85rem;color:var(--color-text-secondary)}.language-toggle-button{background:transparent;border:none;color:var(--color-text-primary);font-weight:600;cursor:pointer;padding:4px 8px;border-radius:var(--border-radius-sm);transition:color .2s ease,background .2s ease}.language-toggle-button:hover{color:var(--color-accent);background:#ffffff0d}@media(max-width:768px){.language-toggle{position:static;margin-bottom:24px;justify-content:center}}.hero-content{position:relative;z-index:1;text-align:center;max-width:800px}.logo-container{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:32px}.logo-icon{font-size:3rem;filter:drop-shadow(0 0 20px rgba(249,115,22,.3))}.logo-text{font-size:2.5rem;font-weight:700;letter-spacing:-.02em;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-tagline{font-size:3.5rem;font-weight:700;line-height:1.2;margin-bottom:24px;letter-spacing:-.03em}.hero-description{font-size:1.25rem;color:var(--color-text-secondary);margin-bottom:48px;line-height:1.8}.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;font-size:1rem;font-weight:600;font-family:var(--font-primary);border-radius:var(--border-radius-sm);cursor:pointer;transition:all .3s ease;border:none}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 20px #f973164d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px #f9731666}.btn-secondary{background:var(--color-bg-glass);color:var(--color-text-primary);border:1px solid var(--color-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:#ffffff14;border-color:var(--color-border-hover)}.btn-large{padding:20px 48px;font-size:1.125rem}.btn-arrow{transition:transform .3s ease}.btn:hover .btn-arrow{transform:translate(4px)}.hero-visual{margin-top:80px;width:100%;max-width:900px;perspective:1000px}.mockup-container{transform:rotateX(5deg);transition:transform .5s ease}.mockup-container:hover{transform:rotateX(0)}.mockup-browser{background:var(--color-bg-secondary);border-radius:var(--border-radius-lg);border:1px solid var(--color-border);overflow:hidden;box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #ffffff0d inset}.mockup-header{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--color-bg-tertiary);border-bottom:1px solid var(--color-border)}.mockup-dots{display:flex;gap:8px}.dot{width:12px;height:12px;border-radius:50%}.dot.red{background:#ef4444}.dot.yellow{background:#eab308}.dot.green{background:#22c55e}.mockup-url{flex:1;text-align:center;font-family:var(--font-mono);font-size:.875rem;color:var(--color-text-muted);background:var(--color-bg-primary);padding:8px 16px;border-radius:var(--border-radius-sm)}.mockup-content{display:flex;min-height:300px}.mockup-sidebar{width:200px;padding:16px;background:var(--color-bg-tertiary);border-right:1px solid var(--color-border)}.mockup-nav-item{padding:12px 16px;font-size:.875rem;color:var(--color-text-secondary);border-radius:var(--border-radius-sm);margin-bottom:4px;cursor:pointer;transition:all .2s ease}.mockup-nav-item:hover,.mockup-nav-item.active{background:#f973161a;color:var(--color-accent)}.mockup-main{flex:1;padding:24px}.mockup-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:20px}.mockup-card-title{font-weight:600;margin-bottom:16px;color:var(--color-text-primary)}.mockup-card-list{display:flex;flex-direction:column;gap:8px}.mockup-list-item{padding:12px 16px;background:var(--color-bg-glass);border-radius:var(--border-radius-sm);font-size:.875rem;color:var(--color-text-secondary)}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:16px;letter-spacing:-.02em}.section-title.left-align{text-align:left}.title-accent{display:block;font-size:.875rem;font-weight:600;color:var(--color-accent);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}.section-subtitle{text-align:center;color:var(--color-text-secondary);font-size:1.125rem;max-width:600px;margin:0 auto 64px}.formats{padding:var(--section-padding) 24px;background:var(--color-bg-secondary);position:relative;overflow:hidden}.formats:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(249,115,22,.08) 0%,transparent 70%);pointer-events:none}.formats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px;position:relative}.format-card{background:var(--gradient-card);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:32px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.format-card:hover{transform:translateY(-4px);border-color:var(--color-accent);box-shadow:0 20px 40px #0000004d}.format-card:nth-child(1):hover{border-color:#3b82f6}.format-card:nth-child(2):hover{border-color:#10b981}.format-card:nth-child(3):hover{border-color:#8b5cf6}.format-header{display:flex;align-items:center;gap:16px;margin-bottom:20px}.format-icon{font-size:2.5rem}.format-name{font-size:1.5rem;font-weight:700;color:var(--color-text-primary)}.format-extension{font-family:var(--font-mono);font-size:.875rem;color:var(--color-accent);background:#f973161a;padding:2px 8px;border-radius:4px}.format-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.7;margin-bottom:20px}.format-features{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px}.format-features li{font-size:.8125rem;color:var(--color-text-secondary);padding:6px 0}.format-highlight{margin-top:48px;position:relative}.format-highlight-content{display:flex;gap:24px;padding:32px;background:linear-gradient(135deg,#10b9811a,#06b6d41a);border:1px solid rgba(16,185,129,.3);border-radius:var(--border-radius)}.format-highlight-icon{font-size:2rem;flex-shrink:0}.format-highlight h4{font-size:1.125rem;font-weight:600;margin-bottom:8px;color:#10b981}.format-highlight p{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.7}.location-feature{padding:var(--section-padding) 24px;background:var(--color-bg-primary);position:relative;overflow:hidden}.location-feature:before{content:"";position:absolute;top:50%;left:0;transform:translateY(-50%);width:600px;height:600px;background:radial-gradient(circle,rgba(6,182,212,.1) 0%,transparent 70%);pointer-events:none}.location-content{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;position:relative}.location-visual{display:flex;justify-content:center;align-items:center}.map-mockup{width:100%;max-width:500px;aspect-ratio:4/3;position:relative}.map-bg{width:100%;height:100%;background:linear-gradient(180deg,#1a2234,#0f172a);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);position:relative;overflow:hidden}.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(6,182,212,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(6,182,212,.1) 1px,transparent 1px);background-size:40px 40px}.map-marker{position:absolute;display:flex;flex-direction:column;align-items:center}.map-marker.marker1{top:30%;left:25%}.map-marker.marker2{top:50%;left:60%}.map-marker.marker3{top:70%;left:40%}.marker-icon{font-size:2rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.5));animation:marker-bounce 2s ease-in-out infinite}.marker-pulse{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px;background:#f973164d;border-radius:50%;animation:marker-pulse 2s ease-out infinite}@keyframes marker-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes marker-pulse{0%{transform:translate(-50%,-50%) scale(.5);opacity:1}to{transform:translate(-50%,-50%) scale(2);opacity:0}}.map-doc-popup{position:absolute;top:25%;right:15%;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--border-radius-sm);padding:12px 16px;box-shadow:0 8px 24px #0006;animation:popup-float 3s ease-in-out infinite}@keyframes popup-float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.popup-title{font-size:.875rem;font-weight:600;color:var(--color-text-primary);margin-bottom:4px}.popup-meta{font-size:.75rem;color:var(--color-text-muted)}.location-text{position:relative}.location-description{font-size:1.125rem;color:var(--color-text-secondary);margin:24px 0 32px;line-height:1.8}.location-benefits{list-style:none;display:flex;flex-direction:column;gap:16px}.location-benefits li{display:flex;align-items:flex-start;gap:16px;padding:16px;background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--border-radius-sm);transition:all .3s ease}.location-benefits li:hover{border-color:var(--color-highlight);background:#06b6d40d}.benefit-icon{font-size:1.5rem;flex-shrink:0}.location-benefits strong{display:block;font-size:.9375rem;color:var(--color-text-primary);margin-bottom:4px}.location-benefits p{font-size:.8125rem;color:var(--color-text-muted);margin:0}.features{padding:var(--section-padding) 24px;background:var(--color-bg-secondary)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.features-grid-4{grid-template-columns:repeat(4,1fr)}.feature-card{background:var(--gradient-card);border:1px solid var(--color-border);border-radius:var(--border-radius);padding:32px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.feature-card:hover{transform:translateY(-4px);border-color:var(--color-accent);box-shadow:0 20px 40px #0000004d}.feature-icon{font-size:2.5rem;display:block;margin-bottom:20px}.feature-title{font-size:1.25rem;font-weight:600;margin-bottom:12px;color:var(--color-text-primary)}.feature-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.7}.platforms{padding:var(--section-padding) 24px;background:var(--color-bg-primary)}.platforms-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:64px}.platform-card{text-align:center;padding:40px 24px;background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--border-radius);transition:all .3s ease}.platform-card:hover{background:#ffffff0f;border-color:var(--color-highlight);transform:translateY(-4px)}.platform-icon{font-size:3rem;display:block;margin-bottom:16px}.platform-name{font-size:1.25rem;font-weight:600;margin-bottom:8px}.platform-description{font-size:.875rem;color:var(--color-text-secondary)}.use-cases{padding:var(--section-padding) 24px;background:var(--color-bg-secondary)}.use-cases-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:64px}.use-case-card{display:flex;align-items:flex-start;gap:20px;padding:32px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--border-radius);transition:all .3s ease}.use-case-card:hover{border-color:var(--color-accent);background:#f973160d}.use-case-icon{font-size:2.5rem;flex-shrink:0}.use-case-title{font-size:1.125rem;font-weight:600;margin-bottom:8px}.use-case-description{font-size:.9375rem;color:var(--color-text-secondary)}.offline-feature{padding:var(--section-padding) 24px;background:var(--color-bg-primary)}.offline-content{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.offline-description{font-size:1.125rem;color:var(--color-text-secondary);margin:24px 0;line-height:1.8}.offline-benefits{list-style:none;display:flex;flex-direction:column;gap:12px}.offline-benefits li{font-size:1rem;color:var(--color-text-primary);padding:12px 16px;background:var(--color-bg-glass);border-radius:var(--border-radius-sm);border-left:3px solid var(--color-accent)}.offline-visual{display:flex;justify-content:center;align-items:center}.sync-animation{display:flex;align-items:center;gap:40px}.sync-icon-container{position:relative;width:120px;height:120px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:50%}.sync-icon{font-size:3rem;position:relative;z-index:1}.sync-wave{position:absolute;inset:0;border:2px solid var(--color-accent);border-radius:50%;animation:pulse 2s ease-out infinite;opacity:0}.sync-wave.wave2{animation-delay:.5s}.sync-wave.wave3{animation-delay:1s}@keyframes pulse{0%{transform:scale(1);opacity:.5}to{transform:scale(1.5);opacity:0}}.sync-arrow{font-size:2rem;color:var(--color-accent);animation:bounce-horizontal 2s ease-in-out infinite}@keyframes bounce-horizontal{0%,to{transform:translate(-4px)}50%{transform:translate(4px)}}.cta{padding:var(--section-padding) 24px;background:linear-gradient(180deg,var(--color-bg-secondary) 0%,var(--color-bg-primary) 100%);text-align:center}.cta-title{font-size:3rem;font-weight:700;margin-bottom:24px;line-height:1.3;letter-spacing:-.02em}.cta-description{font-size:1.25rem;color:var(--color-text-secondary);margin-bottom:48px}.cta-buttons{display:flex;justify-content:center}.footer{padding:48px 24px;background:var(--color-bg-tertiary);border-top:1px solid var(--color-border)}.footer-content{max-width:var(--container-width);margin:0 auto;text-align:center}.footer-brand{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:24px}.footer-brand .logo-icon{font-size:1.5rem}.footer-brand .logo-text{font-size:1.25rem}.footer-links{display:flex;justify-content:center;gap:32px;margin-bottom:24px;flex-wrap:wrap}.footer-links a{color:var(--color-text-secondary);text-decoration:none;font-size:.875rem;transition:color .2s ease}.footer-links a:hover{color:var(--color-accent)}.footer-copyright{font-size:.875rem;color:var(--color-text-muted)}@media(max-width:1024px){.formats-grid{grid-template-columns:1fr}.format-features{grid-template-columns:1fr 1fr}.location-content{grid-template-columns:1fr;gap:48px}.location-visual{order:-1}.features-grid,.features-grid-4,.platforms-grid{grid-template-columns:repeat(2,1fr)}.offline-content{grid-template-columns:1fr;gap:48px}.offline-visual{order:-1}.section-title.left-align{text-align:center}}@media(max-width:768px){:root{--section-padding: 80px}.hero-tagline{font-size:2.5rem}.hero-description{font-size:1rem}.section-title{font-size:2rem}.format-features{grid-template-columns:1fr}.format-highlight-content,.location-benefits li{flex-direction:column;text-align:center}.features-grid,.features-grid-4{grid-template-columns:1fr}.platforms-grid{grid-template-columns:repeat(2,1fr)}.use-cases-grid{grid-template-columns:1fr}.cta-title{font-size:2rem}.mockup-sidebar{display:none}.sync-animation{flex-direction:column;gap:24px}.sync-arrow{transform:rotate(90deg)}@keyframes bounce-horizontal{0%,to{transform:rotate(90deg) translate(-4px)}50%{transform:rotate(90deg) translate(4px)}}}@media(max-width:480px){.hero-buttons{flex-direction:column;width:100%}.btn{width:100%;justify-content:center}.platforms-grid{grid-template-columns:1fr}.logo-container{flex-direction:column;gap:8px}.logo-text{font-size:2rem}.footer-links{flex-direction:column;gap:16px}}