:root{--color-primary: #6366f1;--color-primary-light: #818cf8;--color-primary-dark: #4f46e5;--color-secondary: #f59e0b;--color-secondary-light: #fbbf24;--color-text: #1f2937;--color-text-light: #6b7280;--color-text-muted: #9ca3af;--color-bg: #ffffff;--color-bg-alt: #f9fafb;--color-bg-card: #ffffff;--color-border: #e5e7eb;--color-border-light: #f3f4f6;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);font-family:Noto Sans JP,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.7;font-weight:400;color:var(--color-text);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:var(--color-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-primary-dark)}h1,h2,h3,h4,h5,h6{margin:0;line-height:1.3;color:var(--color-text)}p{margin:0}ul{margin:0;padding:0;list-style:none}button{font-family:inherit;cursor:pointer}#root,.layout{min-height:100vh;display:flex;flex-direction:column}.header{position:sticky;top:0;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--color-border);z-index:100}.header-content{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo{font-weight:700;font-size:1.125rem;color:var(--color-text);text-decoration:none}.logo:hover{color:var(--color-primary)}.logo-name{letter-spacing:-.02em}.nav{display:flex;gap:2rem}.nav-link{font-size:.9rem;font-weight:500;color:var(--color-text-light);text-decoration:none;padding:.5rem 0;position:relative;transition:color .2s ease}.nav-link:hover,.nav-link.active{color:var(--color-primary)}.nav-link.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--color-primary);border-radius:1px}.main{flex:1}.footer{background:var(--color-bg-alt);border-top:1px solid var(--color-border);padding:2rem}.footer-content{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:1rem}.footer-social{display:flex;gap:1rem}.social-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--color-bg);color:var(--color-text-light);transition:all .2s ease}.social-link:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}.footer-copy{font-size:.875rem;color:var(--color-text-muted)}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;color:var(--color-text)}.page-header{text-align:center;padding:4rem 2rem;background:linear-gradient(135deg,var(--color-bg-alt) 0%,#fff 100%)}.page-header h1{font-size:2.5rem;font-weight:700;margin-bottom:.5rem}.page-header p{color:var(--color-text-light);font-size:1.125rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border-radius:8px;text-decoration:none;transition:all .2s ease;border:none}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--color-bg-alt);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border-light);color:var(--color-text)}.btn-large{padding:1rem 2rem;font-size:1.125rem}.home{padding-bottom:4rem}.hero{text-align:center;padding:6rem 2rem;background:linear-gradient(135deg,var(--color-bg-alt) 0%,#e0e7ff 50%,#fef3c7 100%)}.hero-content{max-width:800px;margin:0 auto}.hero-avatar{margin-bottom:1.5rem}.avatar-placeholder{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary) 0%,#818cf8 100%);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:2.5rem;font-weight:700;box-shadow:var(--shadow-lg)}.avatar-image{width:160px;height:160px;border-radius:50%;object-fit:cover;box-shadow:var(--shadow-lg);border:4px solid white}.hero-name{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.hero-tagline{font-size:1.5rem;font-weight:600;color:var(--color-primary);margin-bottom:1.5rem}.hero-summary{font-size:1.125rem;color:var(--color-text-light);line-height:1.8;margin-bottom:2rem;white-space:pre-line}.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.highlights{max-width:1200px;margin:0 auto;padding:4rem 2rem}.highlights-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem}.highlight-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;transition:all .2s ease}.highlight-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-light)}.highlight-icon{font-size:2rem;margin-bottom:.75rem;display:block}.highlight-title{font-size:1rem;font-weight:600;margin-bottom:.5rem}.highlight-description{font-size:.875rem;color:var(--color-text-light)}.value-proposition{max-width:1200px;margin:0 auto;padding:4rem 2rem;background:var(--color-bg-alt)}.value-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.value-card{text-align:center;padding:2rem}.value-icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:16px;background:linear-gradient(135deg,var(--color-primary) 0%,#818cf8 100%);color:#fff;margin-bottom:1rem}.value-icon svg{fill:none;stroke:currentColor;stroke-width:1.5}.value-card h3{font-size:1.25rem;font-weight:600;margin-bottom:.75rem}.value-card p{color:var(--color-text-light);line-height:1.7}.cta-section{text-align:center;padding:4rem 2rem;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff}.cta-section h2{font-size:2rem;font-weight:700;margin-bottom:1rem;color:#fff}.cta-section p{font-size:1.125rem;margin-bottom:2rem;opacity:.9}.cta-section .btn-primary{background:#fff;color:var(--color-primary)}.cta-section .btn-primary:hover{background:var(--color-bg-alt);transform:translateY(-2px)}.career{padding-bottom:4rem}.timeline{max-width:900px;margin:0 auto;padding:2rem}.timeline-company{margin-bottom:3rem}.timeline-header{margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--color-primary)}.company-name{font-size:1.5rem;font-weight:700;color:var(--color-text)}.company-suborg{font-size:.9rem;color:var(--color-text-light);margin-top:.25rem}.company-period{font-size:1rem;color:var(--color-primary);font-weight:600;margin-top:.5rem}.timeline-roles{position:relative;padding-left:2rem}.timeline-roles:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--color-border)}.timeline-role{position:relative;margin-bottom:2rem}.role-marker{position:absolute;left:-2rem;top:.5rem;width:12px;height:12px;border-radius:50%;background:var(--color-primary);border:3px solid var(--color-bg);box-shadow:0 0 0 2px var(--color-primary)}.role-content{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;margin-left:1rem}.role-title{font-size:1.125rem;font-weight:600;margin-bottom:.5rem}.role-meta{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1rem}.role-meta span{font-size:.8rem;padding:.25rem .75rem;border-radius:100px;background:var(--color-bg-alt);color:var(--color-text-light)}.role-position{background:linear-gradient(135deg,var(--color-primary) 0%,#818cf8 100%)!important;color:#fff!important}.role-description{color:var(--color-text-light);margin-bottom:1rem;line-height:1.7}.role-achievements{display:flex;flex-direction:column;gap:.5rem}.role-achievements li{position:relative;padding-left:1.5rem;font-size:.9rem;color:var(--color-text)}.role-achievements li:before{content:"";position:absolute;left:0;top:.5rem;width:8px;height:8px;border-radius:50%;background:var(--color-secondary)}.article-card{display:flex;gap:1rem;margin-top:1.5rem;padding:1rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px;text-decoration:none;transition:all .2s ease;overflow:hidden}.article-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--color-primary-light)}.article-image{width:120px;height:80px;object-fit:cover;border-radius:8px;flex-shrink:0}.article-content{display:flex;flex-direction:column;justify-content:center;min-width:0}.article-title{font-size:.9rem;font-weight:600;color:var(--color-text);margin-bottom:.25rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-description{font-size:.8rem;color:var(--color-text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.certifications{max-width:900px;margin:0 auto;padding:2rem}.certifications-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.certification-card{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:8px}.cert-year{font-size:.875rem;font-weight:600;color:var(--color-primary);padding:.25rem .75rem;background:var(--color-bg-alt);border-radius:4px}.cert-name{font-size:.9rem;color:var(--color-text)}.publications{padding-bottom:4rem}.publication-category{max-width:1200px;margin:0 auto;padding:2rem}.category-title{font-size:1.25rem;font-weight:700;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:2px solid var(--color-primary)}.category-description{color:var(--color-text-light);font-size:.95rem;line-height:1.7;margin-bottom:1.5rem}.publication-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.publication-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;transition:all .2s ease}.publication-card.has-image{padding:0;overflow:hidden}.publication-card.has-image .publication-body{padding:1.5rem}.publication-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.publication-image-link{display:block;overflow:hidden}.publication-image{width:100%;height:160px;object-fit:cover;transition:transform .3s ease}.publication-card:hover .publication-image{transform:scale(1.05)}.publication-year{display:inline-block;font-size:.75rem;font-weight:600;color:var(--color-primary);background:var(--color-bg-alt);padding:.25rem .75rem;border-radius:100px;margin-bottom:.75rem}.publication-title{font-size:1rem;font-weight:600;margin-bottom:.5rem}.publication-description{font-size:.9rem;color:var(--color-text-light);margin-bottom:1rem;line-height:1.6}.publication-link{display:inline-flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;color:var(--color-primary)}.publication-link:hover{color:var(--color-primary-dark)}.social-platforms{max-width:1200px;margin:0 auto;padding:2rem;background:var(--color-bg-alt)}.platforms-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.platform-card{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:2rem;background:var(--color-bg);border-radius:12px;text-decoration:none;transition:all .2s ease}.platform-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.platform-icon{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:var(--color-bg-alt);color:var(--color-primary)}.platform-card h3{font-size:1rem;font-weight:600;color:var(--color-text)}.platform-card p{font-size:.875rem;color:var(--color-text-light)}.contact{padding-bottom:4rem}.contact-main{max-width:600px;margin:0 auto;padding:2rem}.contact-card{text-align:center;padding:3rem 2rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:16px}.contact-card.primary{background:linear-gradient(135deg,var(--color-bg-alt) 0%,#e0e7ff 100%);border-color:var(--color-primary-light)}.contact-icon{display:inline-flex;align-items:center;justify-content:center;width:80px;height:80px;border-radius:50%;background:var(--color-text);color:#fff;margin-bottom:1.5rem}.contact-card h2{font-size:1.5rem;font-weight:700;margin-bottom:1rem}.contact-card p{color:var(--color-text-light);margin-bottom:1.5rem;line-height:1.7}.contact-topics{max-width:1200px;margin:0 auto;padding:3rem 2rem}.topics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.topic-card{padding:1.5rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px}.topic-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:var(--color-bg-alt);color:var(--color-primary);margin-bottom:1rem}.topic-card h3{font-size:1rem;font-weight:600;margin-bottom:.5rem}.topic-card p{font-size:.9rem;color:var(--color-text-light);line-height:1.6}.social-links{max-width:1200px;margin:0 auto;padding:3rem 2rem;background:var(--color-bg-alt)}.links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.link-card{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;background:var(--color-bg);border-radius:12px;text-decoration:none;transition:all .2s ease}.link-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.link-card svg{flex-shrink:0;color:var(--color-primary)}.link-card span:first-of-type{font-weight:600;color:var(--color-text)}.link-handle{font-size:.875rem;color:var(--color-text-light);margin-left:auto}@media(max-width:768px){.header-content{flex-direction:column;gap:1rem;padding:1rem}.nav{gap:1rem}.nav-link{font-size:.8rem}.hero{padding:4rem 1.5rem}.hero-name{font-size:2rem}.hero-tagline{font-size:1.25rem}.hero-summary{font-size:1rem}.hero-cta{flex-direction:column}.page-header{padding:3rem 1.5rem}.page-header h1{font-size:2rem}.timeline{padding:1rem}.timeline-roles{padding-left:1.5rem}.role-marker{left:-1.5rem}.role-content{margin-left:.5rem;padding:1rem}.role-meta{flex-direction:column;gap:.5rem}.links-grid{grid-template-columns:1fr}.link-card{justify-content:flex-start}.link-handle{margin-left:0}}.fade-in-section{opacity:0;transform:translateY(30px);transition:opacity .6s ease-out,transform .6s ease-out}.fade-in-section.is-visible{opacity:1;transform:translateY(0)}.apps{padding-bottom:4rem}.apps-intro{max-width:800px;margin:0 auto;padding:0 2rem 2rem;text-align:center}.apps-intro p{color:var(--color-text-light);font-size:1rem;line-height:1.7}.apps-grid-section{max-width:800px;margin:0 auto;padding:0 2rem}.apps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.app-card{display:flex;flex-direction:column;padding:2rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:16px;text-decoration:none;transition:all .2s ease}.app-card.has-image{padding:0;overflow:hidden}.app-card.has-image .app-body{padding:1.5rem}.app-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary-light)}.app-image{width:100%;aspect-ratio:1200 / 630;overflow:hidden;background:var(--color-bg-alt)}.app-image img{width:100%;height:100%;object-fit:cover}.app-status{display:inline-block;align-self:flex-start;font-size:.75rem;font-weight:600;padding:.25rem .75rem;border-radius:999px;margin-bottom:1rem}.app-status[data-status=公開中]{background:#dcfce7;color:#166534}.app-status[data-status=開発中]{background:#fef3c7;color:#92400e}.app-name{font-size:1.5rem;font-weight:700;color:var(--color-text);margin-bottom:.5rem}.app-description{font-size:.95rem;color:var(--color-text-light);line-height:1.6;flex:1;margin-bottom:1rem}.app-link{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--color-primary);font-weight:500}.app-link svg{flex-shrink:0}