@import url(https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700;900&family=Inter:wght@300;400;500;600;700&display=swap);:root{--color-primary:#1a4d8f;--color-primary-light:#2563b8;--color-primary-dark:#0f3a6f;--color-secondary:#00b4d8;--color-accent:#ff6b35;--color-accent-light:#ff8c5a;--gradient-primary:linear-gradient(135deg, #1a4d8f 0%, #2563b8 50%, #00b4d8 100%);--gradient-hero:linear-gradient(135deg, rgba(26, 77, 143, 0.95) 0%, rgba(37, 99, 184, 0.9) 100%);--gradient-overlay:linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);--color-white:#ffffff;--color-gray-50:#f9fafb;--color-gray-100:#f3f4f6;--color-gray-200:#e5e7eb;--color-gray-300:#d1d5db;--color-gray-400:#9ca3af;--color-gray-500:#6b7280;--color-gray-600:#4b5563;--color-gray-700:#374151;--color-gray-800:#1f2937;--color-gray-900:#111827;--font-primary:'Noto Sans JP',sans-serif;--font-secondary:'Inter',sans-serif;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-5xl:3rem;--font-size-6xl:3.75rem;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--spacing-2xl:4rem;--spacing-3xl:6rem;--border-radius-sm:0.375rem;--border-radius-md:0.5rem;--border-radius-lg:1rem;--border-radius-xl:1.5rem;--border-radius-full:9999px;--shadow-sm:0 1px 2px 0 rgba(0, 0, 0, 0.05);--shadow-md:0 4px 6px -1px rgba(0, 0, 0, 0.1),0 2px 4px -1px rgba(0, 0, 0, 0.06);--shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.1),0 4px 6px -2px rgba(0, 0, 0, 0.05);--shadow-xl:0 20px 25px -5px rgba(0, 0, 0, 0.1),0 10px 10px -5px rgba(0, 0, 0, 0.04);--shadow-2xl:0 25px 50px -12px rgba(0, 0, 0, 0.25);--transition-fast:150ms ease-in-out;--transition-base:300ms ease-in-out;--transition-slow:500ms ease-in-out;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--max-width-container:1200px;--header-height:80px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-primary);font-size:var(--font-size-base);line-height:1.7;color:var(--color-gray-800);background-color:var(--color-white);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;color:var(--color-gray-900);margin-bottom:var(--spacing-md)}h1{font-size:var(--font-size-5xl);font-weight:900}h2{font-size:var(--font-size-4xl)}h3{font-size:var(--font-size-3xl)}h4{font-size:var(--font-size-2xl)}h5{font-size:var(--font-size-xl)}h6{font-size:var(--font-size-lg)}p{margin-bottom:var(--spacing-sm)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-base)}a:hover{color:var(--color-secondary)}.container{max-width:var(--max-width-container);margin:0 auto;padding:0 var(--spacing-lg)}.section{padding:var(--spacing-3xl) 0}.section-title{text-align:center;margin-bottom:var(--spacing-2xl);position:relative}.section-title::after{content:'';display:block;width:60px;height:4px;background:var(--gradient-primary);margin:var(--spacing-md) auto 0;border-radius:var(--border-radius-full)}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#fff;box-shadow:var(--shadow-sm);z-index:var(--z-fixed);transition:all var(--transition-base)}.header.scrolled{box-shadow:var(--shadow-md)}.header-container{display:flex;justify-content:space-between;align-items:center;height:100%;max-width:var(--max-width-container);margin:0 auto;padding:0 var(--spacing-lg)}.logo{font-size:var(--font-size-xl);font-weight:900;color:var(--color-primary);display:flex;align-items:center;gap:var(--spacing-xs)}.logo-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-img{height:60px;width:auto}.nav-menu{display:flex;list-style:none;gap:var(--spacing-lg);align-items:center}.nav-link{font-weight:500;color:var(--color-gray-700);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-md);transition:all var(--transition-base);position:relative}.nav-link::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%) scaleX(0);width:80%;height:2px;background:var(--gradient-primary);transition:transform var(--transition-base)}.nav-link:hover{color:var(--color-primary)}.nav-link:hover::after{transform:translateX(-50%) scaleX(1)}.nav-link.active{color:var(--color-primary);background:var(--color-gray-50)}.hamburger{display:none;flex-direction:column;gap:5px;background:0 0;border:none;cursor:pointer;padding:var(--spacing-xs);z-index:calc(var(--z-fixed) + 1)}.hamburger span{width:25px;height:3px;background:var(--color-primary);border-radius:var(--border-radius-full);transition:all var(--transition-base)}.hamburger.active span:first-child{transform:rotate(45deg) translate(8px,8px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;background:var(--gradient-hero);color:var(--color-white);padding-top:var(--header-height)}.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background-image:url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');opacity:.3}.hero-content{position:relative;z-index:1;max-width:800px}.hero-title{font-size:var(--font-size-6xl);color:var(--color-white);margin-bottom:var(--spacing-lg);animation:fadeInUp 1s ease-out}.hero-subtitle{font-size:var(--font-size-xl);color:rgba(255,255,255,.9);margin-bottom:var(--spacing-xl);animation:fadeInUp 1s ease-out .2s both}.hero-description{font-size:var(--font-size-lg);line-height:1.8;color:rgba(255,255,255,.85);margin-bottom:var(--spacing-2xl);animation:fadeInUp 1s ease-out .4s both}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-xl);font-size:var(--font-size-base);font-weight:600;text-align:center;border-radius:var(--border-radius-lg);cursor:pointer;transition:all var(--transition-base);border:none;text-decoration:none;font-family:var(--font-primary)}.btn-primary{background:var(--gradient-primary);color:var(--color-white);box-shadow:var(--shadow-lg)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-xl)}.btn-secondary{background:var(--color-white);color:var(--color-primary);box-shadow:var(--shadow-md)}.btn-secondary:hover{background:var(--color-gray-50);transform:translateY(-2px)}.btn-outline{background:0 0;color:var(--color-white);border:2px solid var(--color-white)}.btn-outline:hover{background:var(--color-white);color:var(--color-primary)}.btn-group{display:flex;gap:var(--spacing-md);flex-wrap:wrap;animation:fadeInUp 1s ease-out .6s both}.card{background:var(--color-white);border-radius:var(--border-radius-xl);padding:var(--spacing-xl);box-shadow:var(--shadow-lg);transition:all var(--transition-base);height:100%}.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-2xl)}.card-icon{width:60px;height:60px;border-radius:var(--border-radius-lg);background:var(--gradient-primary);display:flex;align-items:center;justify-content:center;margin-bottom:var(--spacing-md);font-size:var(--font-size-2xl);color:var(--color-white)}.card-title{font-size:var(--font-size-xl);margin-bottom:var(--spacing-sm);color:var(--color-gray-900)}.card-description{color:var(--color-gray-600);line-height:1.7}.grid{display:grid;gap:var(--spacing-xl)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.footer{background:var(--color-gray-900);color:var(--color-gray-300);padding:var(--spacing-3xl) 0 var(--spacing-lg)}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-xl);margin-bottom:var(--spacing-2xl)}.footer-section h3{color:var(--color-white);font-size:var(--font-size-lg);margin-bottom:var(--spacing-md)}.footer-section ul{list-style:none}.footer-section ul li{margin-bottom:var(--spacing-xs)}.footer-section a{color:var(--color-gray-400);transition:color var(--transition-base)}.footer-section a:hover{color:var(--color-secondary)}.footer-bottom{border-top:1px solid var(--color-gray-800);padding-top:var(--spacing-lg);text-align:center;color:var(--color-gray-500)}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;font-weight:600;margin-bottom:var(--spacing-xs);color:var(--color-gray-700)}.form-label.required::after{content:' *';color:var(--color-accent)}.form-input,.form-select,.form-textarea{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-base);font-family:var(--font-primary);border:2px solid var(--color-gray-300);border-radius:var(--border-radius-md);transition:all var(--transition-base);background:var(--color-white)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:0;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(26,77,143,.1)}.form-textarea{resize:vertical;min-height:150px}.form-error{color:var(--color-accent);font-size:var(--font-size-sm);margin-top:var(--spacing-xs);display:none}.form-group.error .form-input,.form-group.error .form-textarea{border-color:var(--color-accent)}.form-group.error .form-error{display:block}@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.fade-in{animation:fadeIn .8s ease-out}.fade-in-up{animation:fadeInUp .8s ease-out}.animate-on-scroll{opacity:0;transform:translateY(30px);transition:opacity .8s ease-out,transform .8s ease-out}.animate-on-scroll.animated{opacity:1;transform:translateY(0)}.text-center{text-align:center}.text-primary{color:var(--color-primary)}.text-accent{color:var(--color-accent)}.bg-gray-light{background-color:var(--color-gray-50)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}@media (max-width:768px){:root{--font-size-5xl:2.5rem;--font-size-6xl:3rem;--header-height:70px}.hamburger{display:flex}.nav-menu{position:fixed;top:var(--header-height);left:0;right:0;flex-direction:column;background:var(--color-white);padding:var(--spacing-lg);box-shadow:var(--shadow-xl);transform:translateY(-120%);transition:transform var(--transition-base)}.nav-menu.active{transform:translateY(0)}.hero-title{font-size:var(--font-size-5xl)}.section{padding:var(--spacing-2xl) 0}.btn-group{flex-direction:column}.btn{width:100%}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}@media (max-width:480px){:root{--font-size-5xl:2rem;--font-size-6xl:2.5rem}.container{padding:0 var(--spacing-md)}.hero-title{font-size:var(--font-size-4xl)}.card{padding:var(--spacing-lg)}}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--color-gray-100)}::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:var(--border-radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-primary-dark)}