:root{--bg-color: #f5f5f5;--text-color: #333333;--text-light: #666666;--accent-color: #555555;--link-color: #000000;--border-color: #e0e0e0;--font-main: "Inter", "Noto Sans JP", sans-serif;--font-size-base: 16px;--font-size-sm: .875rem;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--font-size-3xl: 3rem;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 32px;--spacing-xl: 64px;--spacing-2xl: 128px;--container-width: 1200px;--header-height: 80px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-main);background-color:var(--bg-color);color:var(--text-color);line-height:1.8;font-size:var(--font-size-base);-webkit-font-smoothing:antialiased}.container{max-width:var(--container-width);margin:0 auto;padding:0 var(--spacing-md)}a{text-decoration:none;color:var(--link-color);transition:opacity .3s ease}a:hover{opacity:.7}.site-header{height:var(--header-height);display:flex;align-items:center;position:fixed;width:100%;top:0;left:0;background-color:#f5f5f5f2;backdrop-filter:blur(10px);z-index:100;border-bottom:1px solid transparent;transition:border-color .3s ease}.site-header.scrolled{border-bottom-color:var(--border-color)}.site-header .container{display:flex;justify-content:space-between;align-items:center;width:100%}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text-color)}.logo img{height:48px;width:auto;transition:transform .3s ease}.logo-text{font-weight:600;font-size:1.2rem;letter-spacing:.05em}.logo:hover img{transform:scale(1.05)}.site-header nav ul{display:flex;list-style:none;gap:var(--spacing-lg)}.nav-link{display:flex;flex-direction:column;align-items:center;position:relative;overflow:hidden}.nav-link .en{font-size:.9rem;font-weight:500;letter-spacing:.05em;transition:transform .3s ease}.nav-link .ja{font-size:.6rem;color:var(--text-light);margin-top:2px;opacity:.8;transition:color .3s ease}.nav-link:hover .en{transform:translateY(-2px)}.nav-link:hover .ja{color:var(--text-color)}.hero-section{height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding-top:var(--header-height);position:relative;overflow:hidden}.hero-map{position:absolute;inset:0;z-index:0;pointer-events:auto;overflow:hidden}.hero-map-svg{width:100%;height:100%;display:block}.hero-map-path{fill:var(--accent-color);fill-opacity:.08;stroke:var(--accent-color);stroke-opacity:.18;stroke-width:.6;stroke-linejoin:round}.hero-content{position:relative;z-index:1;max-width:800px;padding:0 var(--spacing-md);opacity:0;transform:translateY(20px);animation:fadeUp 1s ease forwards .5s;pointer-events:none}.hero-content>*{pointer-events:auto}@media(prefers-reduced-motion:reduce){.hero-map-group{transform:none!important}}.hero-section h1{font-size:clamp(2.5rem,5vw,5rem);font-weight:300;margin-bottom:var(--spacing-lg);line-height:1.1;letter-spacing:-.02em}.hero-subtitle{font-size:clamp(1rem,2vw,1.25rem);color:var(--text-light);font-weight:300;letter-spacing:.05em;margin-bottom:var(--spacing-xl)}.scroll-indicator{position:absolute;bottom:var(--spacing-lg);left:50%;transform:translate(-50%);opacity:0;animation:fadeIn 1s ease forwards 1.5s;z-index:1}.scroll-line{width:1px;height:60px;background-color:var(--accent-color);display:block;margin:0 auto;position:relative;overflow:hidden}.scroll-line:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-color:var(--bg-color);animation:scrollLine 2s cubic-bezier(.77,0,.175,1) infinite}@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{to{opacity:1}}@keyframes scrollLine{0%{transform:translateY(-100%)}to{transform:translateY(100%)}}.site-footer{padding:var(--spacing-lg) 0;text-align:center;font-size:.8rem;color:var(--text-light);border-top:1px solid var(--border-color)}.section{padding:var(--spacing-2xl) 0}.section-header{margin-bottom:var(--spacing-xl)}.section-title{font-size:var(--font-size-2xl);font-weight:300;margin-bottom:var(--spacing-sm)}.section-subtitle{font-size:var(--font-size-sm);color:var(--text-light);text-transform:uppercase;letter-spacing:.1em}.about-content{display:flex;flex-direction:column;gap:var(--spacing-xl)}.about-intro{display:grid;grid-template-columns:1fr 160px;gap:var(--spacing-xl);align-items:start}.about-intro-text p{font-size:1.1rem;line-height:2;color:var(--text-color)}.about-details{width:100%}.about-text p{margin-bottom:var(--spacing-md);color:var(--text-light)}.skills-list{margin-top:var(--spacing-lg);display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.skills-list span{font-size:var(--font-size-sm);padding:4px 12px;border:1px solid var(--border-color);border-radius:100px;color:var(--text-color)}.profile-img{width:100%;height:auto;border-radius:8px;box-shadow:0 4px 20px #0000001a;transition:transform .3s ease}.profile-img:hover{transform:scale(1.02)}@media(max-width:768px){.about-intro{grid-template-columns:1fr}}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg)}.service-card{padding:var(--spacing-lg);background-color:#fff;border:1px solid var(--border-color);transition:transform .3s ease,box-shadow .3s ease}.service-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0000000d}.service-card h3{font-size:var(--font-size-lg);font-weight:400;margin-bottom:var(--spacing-md)}.service-card p{color:var(--text-light);font-size:var(--font-size-sm)}.contact-section{text-align:center;padding-bottom:var(--spacing-2xl)}.contact-text{max-width:600px;margin:0 auto var(--spacing-lg);color:var(--text-light)}.btn{display:inline-block;padding:12px 32px;border-radius:100px;font-size:var(--font-size-sm);font-weight:500;letter-spacing:.05em;transition:all .3s ease}.btn-primary{background-color:var(--text-color);color:#fff}.btn-primary:hover{background-color:var(--accent-color);transform:translateY(-2px);opacity:1}.social-links{margin-top:var(--spacing-xl);display:flex;justify-content:center;gap:var(--spacing-lg)}.social-links a{color:var(--text-light);position:relative;transition:color .3s ease,transform .3s ease;display:flex;align-items:center;justify-content:center}.social-links a svg{width:24px;height:24px}.social-links a:hover{color:var(--text-color);transform:translateY(-2px);opacity:1}.fade-in-section{opacity:0;transform:translateY(30px);transition:opacity .8s ease-out,transform .8s ease-out}.fade-in-section.visible{opacity:1;transform:translateY(0)}.service-card{transition:transform .3s ease,box-shadow .3s ease,opacity .8s ease-out}.bio-list{margin-top:var(--spacing-md);display:grid;grid-template-columns:auto 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var(--spacing-xl))}.about-bio-link{margin-top:var(--spacing-md)}.bio-link{font-size:var(--font-size-sm);color:var(--text-light);border-bottom:1px solid var(--border-color);padding-bottom:2px;transition:color .3s ease,border-color .3s ease}.bio-link:hover{color:var(--text-color);border-color:var(--text-color);opacity:1}.back-link-wrap{margin-top:var(--spacing-xl)}.back-link{font-size:var(--font-size-sm);color:var(--text-light);border-bottom:1px solid var(--border-color);padding-bottom:2px;transition:color .3s ease,border-color .3s ease}.back-link:hover{color:var(--text-color);border-color:var(--text-color);opacity:1}@media(max-width:768px){.site-header{height:60px}.logo img{height:36px}.logo{gap:8px}.logo-text{font-size:1rem}.site-header nav ul{gap:var(--spacing-md)}.nav-link .en{font-size:.75rem}.nav-link .ja{font-size:.5rem}}@media(max-width:480px){.site-header{height:60px}.logo img{height:32px}.logo-text{font-size:.9rem}.site-header nav ul{gap:var(--spacing-sm)}.nav-link .en{font-size:.7rem}.nav-link .ja{font-size:.45rem;margin-top:1px}.hero-section{padding-top:60px}}.contact-form{max-width:600px;margin:0 auto;text-align:left}.form-group{margin-bottom:var(--spacing-md)}.form-group label{display:block;margin-bottom:var(--spacing-xs);font-size:var(--font-size-sm);color:var(--text-color);font-weight:500}.form-group input,.form-group textarea{width:100%;padding:16px;border:2px solid transparent;border-radius:8px;font-family:var(--font-main);font-size:var(--font-size-base);transition:all .3s ease;background-color:#eee}.form-group input:focus,.form-group textarea:focus{outline:none;background-color:#fff;border-color:var(--text-color);box-shadow:0 4px 12px #0000000d}.contact-form button{width:auto;display:block;margin:32px auto 0;padding:14px 48px;cursor:pointer;border:none;font-family:var(--font-main)}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;z-index:1000;display:none;opacity:0;transition:opacity .35s ease;backdrop-filter:blur(4px)}.modal-overlay.active{display:block;opacity:1}.modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-48%) scale(.96);background-color:#fff;width:90%;max-width:640px;border-radius:16px;z-index:1001;display:none;opacity:0;transition:opacity .35s ease,transform .35s cubic-bezier(.34,1.56,.64,1);box-shadow:0 24px 64px #00000038;max-height:90vh;flex-direction:column;overflow:hidden}.modal.active{display:flex;opacity:1;transform:translate(-50%,-50%) scale(1)}.modal-close{position:absolute;top:14px;right:14px;background-color:#00000073;border:none;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;color:#fff;line-height:1;padding:0;transition:background-color .25s ease,transform .2s ease;backdrop-filter:blur(6px);z-index:2}.modal-close:hover{background-color:#000000b3;transform:scale(1.1)}.modal-hero{width:100%;aspect-ratio:16 / 9;max-height:40vh;flex-shrink:0;overflow:hidden;border-radius:16px 16px 0 0;background-color:#e8e8e8}.modal-image{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}.modal:hover .modal-image{transform:scale(1.03)}.modal-content{padding:24px 32px 32px;overflow-y:auto;min-height:0;flex:1 1 auto}.modal-category{display:inline-block;font-size:.7rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--text-light);background-color:var(--bg-color);border:1px solid var(--border-color);border-radius:100px;padding:3px 10px;margin-bottom:10px}.modal-content h3{margin-bottom:14px;font-size:1.2rem;font-weight:500;line-height:1.5;color:var(--text-color)}.modal-content>p{color:var(--text-light);font-size:.9rem;line-height:1.9}.modal-meta{margin:20px 0 0;padding-top:20px;border-top:1px solid var(--border-color);display:grid;grid-template-columns:auto 1fr;column-gap:16px;row-gap:10px;align-items:center;font-size:.85rem;line-height:1.6}.modal-meta dt{font-weight:500;color:var(--text-color);white-space:nowrap}.modal-meta dd{margin:0;color:var(--text-light)}.tech-list{display:flex;flex-wrap:wrap;gap:6px}.tech-list span{font-size:.75rem;padding:3px 10px;border:1px solid var(--border-color);border-radius:100px;color:var(--text-light);background-color:var(--bg-color)}.service-item{cursor:pointer;color:var(--link-color);margin-bottom:var(--spacing-sm);font-size:var(--font-size-sm);position:relative;padding-left:1.2em;transition:opacity .3s ease}.service-item:before{content:"►";font-size:.8em;position:absolute;left:0;top:.2em;color:var(--accent-color)}.service-item:hover{opacity:.7;text-decoration:underline}