:root{--color-primary: #0F172A;--color-secondary: #3B82F6;--color-accent: #F59E0B;--color-bg: #F8FAFC;--color-text: #334155;--color-text-light: #64748B;--color-white: #FFFFFF;--color-border: #E2E8F0;--font-jp: "Noto Sans JP", sans-serif;--font-en: "Outfit", sans-serif;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 2rem;--spacing-xl: 4rem;--spacing-xxl: 8rem;--transition-fast: .3s ease;--transition-smooth: .5s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-jp);background-color:var(--color-bg);color:var(--color-text);line-height:1.8;overflow-x:hidden}a{text-decoration:none;color:inherit;transition:var(--transition-fast)}ul{list-style:none}img{max-width:100%;height:auto;display:block}.container{width:90%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.section{padding:var(--spacing-xxl) 0}.section__header{text-align:center;margin-bottom:var(--spacing-xl)}.section__title{font-family:var(--font-en);font-size:2.5rem;font-weight:700;color:var(--color-primary);letter-spacing:.05em;margin-bottom:var(--spacing-sm)}.section__subtitle{font-size:1rem;color:var(--color-secondary);font-weight:500;letter-spacing:.1em}.btn{display:inline-block;padding:1rem 2.5rem;border-radius:50px;font-weight:700;font-family:var(--font-jp);cursor:pointer;transition:var(--transition-fast);border:2px solid transparent}.btn--primary{background-color:var(--color-secondary);color:var(--color-white);box-shadow:0 4px 14px #3b82f666}.btn--primary:hover{background-color:#2563eb;transform:translateY(-2px);box-shadow:0 6px 20px #3b82f699}.btn--outline{background-color:transparent;border-color:var(--color-primary);color:var(--color-primary)}.btn--outline:hover{background-color:var(--color-primary);color:var(--color-white)}.btn--submit{width:100%;margin-top:var(--spacing-md)}.header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:var(--spacing-md) 0;transition:var(--transition-fast)}.header.scrolled{background-color:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 10px #0000000d;padding:var(--spacing-sm) 0}.header__container{display:flex;justify-content:space-between;align-items:center}.logo{font-family:var(--font-en);font-size:1.5rem;font-weight:700;color:var(--color-white);letter-spacing:.05em}.header.scrolled .logo{color:var(--color-primary)}.nav__list{display:flex;gap:var(--spacing-lg)}.nav__link{color:var(--color-white);font-weight:500;font-size:.95rem;position:relative}.header.scrolled .nav__link{color:var(--color-primary)}.nav__link:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background-color:var(--color-accent);transition:var(--transition-fast)}.nav__link:hover:after{width:100%}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer}.hero{position:relative;height:100vh;display:flex;align-items:center;justify-content:center;color:var(--color-white);overflow:hidden}.hero__bg{position:absolute;top:0;left:0;width:100%;height:100%;z-index:-1}.hero__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.6);transform:scale(1.1);animation:zoomOut 20s infinite alternate}@keyframes zoomOut{0%{transform:scale(1.1)}to{transform:scale(1)}}.hero__container{text-align:center;z-index:1}.hero__title{font-size:4rem;font-weight:700;margin-bottom:var(--spacing-md);line-height:1.2;letter-spacing:.1em}.hero__title-line{display:block;opacity:0;transform:translateY(20px);animation:fadeUp 1s forwards}.hero__title-line:nth-child(2){animation-delay:.3s}.hero__subtitle{font-family:var(--font-en);font-size:1.2rem;margin-bottom:var(--spacing-lg);opacity:0;animation:fadeUp 1s forwards .6s}.hero .btn{opacity:0;animation:fadeUp 1s forwards .9s}@keyframes fadeUp{to{opacity:1;transform:translateY(0)}}.scroll-down{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem;font-family:var(--font-en);font-size:.8rem;opacity:.8}.scroll-line{width:1px;height:60px;background-color:var(--color-white);position:relative;overflow:hidden}.scroll-line:after{content:"";position:absolute;top:0;left:0;width:100%;height:50%;background-color:var(--color-accent);animation:scrollDown 2s infinite}@keyframes scrollDown{0%{transform:translateY(-100%)}to{transform:translateY(200%)}}.about__content{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xl);align-items:center}.about__heading{font-size:2rem;line-height:1.4;margin-bottom:var(--spacing-md);color:var(--color-primary)}.about__desc{color:var(--color-text-light);margin-bottom:var(--spacing-lg)}.about__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-md)}.stat__item{text-align:center;padding:var(--spacing-md);background-color:var(--color-white);border-radius:12px;box-shadow:0 4px 6px #0000000d}.stat__number{display:block;font-family:var(--font-en);font-size:2rem;font-weight:700;color:var(--color-secondary)}.stat__label{font-size:.8rem;color:var(--color-text-light)}.services{background-color:var(--color-white)}.services__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg)}.service__card{background-color:var(--color-bg);padding:var(--spacing-xl) var(--spacing-lg);border-radius:16px;transition:var(--transition-fast);text-align:center}.service__card:hover{transform:translateY(-10px);box-shadow:0 10px 30px #0000000d;background-color:var(--color-white)}.service__icon{font-size:3rem;margin-bottom:var(--spacing-md)}.service__title{font-family:var(--font-en);font-size:1.5rem;margin-bottom:var(--spacing-sm);color:var(--color-primary)}.service__desc{color:var(--color-text-light);font-size:.95rem}.works__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.work__item{group:relative;border-radius:16px;overflow:hidden;box-shadow:0 4px 20px #0000000d;transition:var(--transition-fast);background-color:var(--color-white)}.work__item:hover{transform:translateY(-5px);box-shadow:0 15px 30px #0000001a}.work__image{height:250px;overflow:hidden}.work__image img{width:100%;height:100%;object-fit:cover;transition:var(--transition-smooth)}.work__item:hover .work__image img{transform:scale(1.05)}.work__info{padding:var(--spacing-md)}.work__title{font-family:var(--font-en);font-size:1.25rem;margin-bottom:.25rem;color:var(--color-primary)}.work__category{font-size:.9rem;color:var(--color-secondary)}.works__cta{text-align:center}.contact{background-color:var(--color-primary);color:var(--color-white)}.contact__container{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-xxl)}.contact__title{font-family:var(--font-en);font-size:3rem;line-height:1.1;margin-bottom:var(--spacing-md)}.contact__desc{margin-bottom:var(--spacing-lg);opacity:.8}.contact__details p{margin-bottom:var(--spacing-sm);font-size:1.1rem}.contact__form{background-color:var(--color-white);padding:var(--spacing-xl);border-radius:20px;color:var(--color-text)}.form__group{margin-bottom:var(--spacing-md)}.form__group label{display:block;margin-bottom:.5rem;font-weight:700;font-size:.9rem}.form__group input,.form__group textarea{width:100%;padding:.8rem;border:1px solid var(--color-border);border-radius:8px;font-family:inherit;font-size:1rem;transition:var(--transition-fast)}.form__group input:focus,.form__group textarea:focus{outline:none;border-color:var(--color-secondary);box-shadow:0 0 0 3px #3b82f61a}.footer{background-color:#020617;color:var(--color-text-light);padding:var(--spacing-xl) 0;font-size:.9rem}.footer__container{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);text-align:center}.logo--footer{color:var(--color-white)}.footer__links{display:flex;gap:var(--spacing-md)}.footer__links a:hover{color:var(--color-white)}@media (max-width: 768px){.hero__title{font-size:2.5rem}.about__content,.contact__container{grid-template-columns:1fr;gap:var(--spacing-lg)}.about__stats{grid-template-columns:1fr}.mobile-menu-btn{display:block;position:relative;z-index:1001}.bar{display:block;width:25px;height:2px;background-color:var(--color-white);margin:5px 0;transition:var(--transition-fast)}.header.scrolled .bar{background-color:var(--color-primary)}.nav{position:fixed;top:0;right:-100%;width:70%;height:100vh;background-color:var(--color-white);padding:var(--spacing-xxl) var(--spacing-lg);transition:var(--transition-smooth);box-shadow:-5px 0 20px #0000001a}.nav.active{right:0}.nav__list{flex-direction:column}.nav__link{color:var(--color-primary);font-size:1.2rem}.mobile-menu-btn.active .bar:nth-child(1){transform:rotate(45deg) translate(5px,5px);background-color:var(--color-primary)}.mobile-menu-btn.active .bar:nth-child(2){opacity:0}.mobile-menu-btn.active .bar:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);background-color:var(--color-primary)}}