:root{--bg-color:#121212;--surface-color:#1e1e1e;--primary-color:#bb86fc;--secondary-color:#03dac6;--text-color:#e0e0e0;--text-color-darker:#a0a0a0;--font-primary:'Noto Sans JP',sans-serif;--font-secondary:'Poppins',sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-primary);line-height:1.7;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:var(--primary-color);text-decoration:none;transition:color .3s ease}a:hover{opacity:.9}.section-header{text-align:center}.section-title{font-family:var(--font-secondary);font-size:clamp(2.5rem,5vw,3.5rem);margin-bottom:60px;color:var(--text-color);position:relative;display:inline-block;padding-bottom:10px}.title-underline{position:absolute;bottom:0;left:0;width:100%;height:3px;background-color:var(--primary-color);transform:scaleX(0);transform-origin:left}.section-subtitle{font-size:1rem;font-family:var(--font-primary);color:var(--text-color-darker);margin-top:-40px;margin-bottom:60px}.header{position:fixed;width:100%;top:0;left:0;z-index:100;background-color:rgba(18,18,18,.8);backdrop-filter:blur(10px);border-bottom:1px solid var(--surface-color)}.header__container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 20px;height:70px}.header__logo a{font-family:var(--font-secondary);font-size:1.5rem;font-weight:700;color:var(--text-color)}.header__nav ul{display:flex;list-style:none}.header__nav li:not(:last-child){margin-right:30px}.header__nav a{font-size:1rem;color:var(--text-color);position:relative;padding:5px 0}.header__nav a:hover{opacity:1}.header__nav a:after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--primary-color);transform:scaleX(0);transform-origin:right;transition:transform .3s ease}.header__nav a:hover:after{transform:scaleX(1);transform-origin:left}.hero{position:relative;overflow:hidden;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:0 20px}.hero__title-line.mt{margin-top:16px}.hero__bg-circles{position:absolute;top:0;left:0;width:100%;height:100%}.hero__container{position:relative;z-index:1}.hero-bg-orb,.hero-bg-outline{position:absolute;border-radius:50%}.hero-bg-orb{background:radial-gradient(circle,var(--primary-color) 0%,rgba(187,134,252,0) 70%);opacity:.2}.hero-bg-outline{background-color:transparent;border:3px solid rgba(187,134,252,.3)}.orb1{width:70vmax;height:70vmax;top:-20vmax;left:-30vmax}.orb2{width:80vmax;height:80vmax;bottom:-40vmax;right:-25vmax;background:radial-gradient(circle,var(--secondary-color) 0%,rgba(3,218,198,0) 70%);opacity:.15}.outline1{width:60vmax;height:60vmax;top:10vmax;right:-20vmax;border-color:rgba(3,218,198,.2)}.outline2{width:100vmax;height:100vmax;bottom:-50vmax;left:-30vmax}.hero__title{font-family:var(--font-secondary);font-size:clamp(3rem,8vw,6rem);line-height:1.1;font-weight:700;color:var(--text-color)}.hero__title-text span{display:inline-block}.hero__title-line{display:block;overflow:hidden}.hero__title-text{transform:translateY(110%)}.hero__subtitle{font-size:clamp(1rem,2vw,1.25rem);color:var(--text-color-darker);margin-top:20px;opacity:0}.about{padding:100px 20px;max-width:1000px;margin:0 auto}.about__content{margin-top:60px}.about__text-block{margin:40px 0;padding:20px 25px;border-left:6px solid var(--primary-color);background:rgba(0,127,191,.05);border-radius:8px;transition:transform .3s ease,box-shadow .3s ease}.about__text-block:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(0,0,0,.1)}.about__text-block p{margin:12px 0;line-height:1.7;font-size:1.05rem;color:var(--text-color)}.highlight{font-weight:700;color:var(--primary-color);font-size:1.2rem}.skills{padding:100px 20px;background-color:var(--surface-color)}.skills__container{max-width:1200px;margin:0 auto}.skills__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:40px}.skill-card{background-color:var(--bg-color);padding:40px;border-radius:10px;border:1px solid var(--surface-color)}.skill-card__title{font-family:var(--font-secondary);font-size:1.5rem;color:var(--primary-color);margin-bottom:20px}.skill-card__subtitle{font-size:.9rem;color:var(--text-color-darker);margin-top:-15px;margin-bottom:20px}.skill-card__list{list-style:none}.skill-card__list li{position:relative;padding-left:25px;margin-bottom:10px}.skill-card__list li:before{content:'✓';position:absolute;left:0;color:var(--secondary-color)}.works{padding:100px 0}.works__container{max-width:1200px;margin:0 auto;padding:0 20px}.work-card{position:relative;border-radius:10px;overflow:hidden;opacity:1;transition:opacity .5s ease}.fade-out{opacity:0}.fade-in{opacity:1}.work-card a{display:block}.work-card img{transition:transform .2s ease;aspect-ratio:300/200;object-fit:cover;width:100%;height:auto}.work-card:hover img{transform:scale(1.05)}.work-card__overlay{position:absolute;bottom:0;left:0;width:100%;padding:20px;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);color:#fff}.work-card__title{font-family:var(--font-secondary);font-size:1.5rem;margin-bottom:5px}.work-card__category{font-size:.9rem;color:var(--text-color-darker)}.works__view-all{margin-top:60px;text-align:center}.splide__arrow{background:var(--primary-color);opacity:1}.splide__arrow svg{fill:var(--text-color)}.splide__pagination__page.is-active{background:var(--primary-color)}.splide__pagination__page{display:none}.workflow{padding:100px 20px}.workflow__container{max-width:1200px;margin:0 auto}.workflow__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;margin-top:60px}.workflow-step{background-color:var(--surface-color);padding:30px;border-radius:10px;border:1px solid var(--bg-color);text-align:center}.workflow-step__number{font-family:var(--font-secondary);font-size:2rem;font-weight:700;color:var(--primary-color);margin-bottom:10px}.workflow-step__title{font-family:var(--font-secondary);font-size:1.25rem;color:var(--text-color);margin-bottom:15px}.workflow-step__text{font-size:.9rem;color:var(--text-color-darker);text-align:left}.contact{padding:100px 20px;text-align:center;background-color:var(--surface-color)}.contact__container{max-width:800px;margin:0 auto}.contact__text{font-size:1.1rem;color:var(--text-color-darker);margin-bottom:40px}.contact__buttons{display:flex;justify-content:center;gap:1rem;margin-top:1rem}.contact__button{display:inline-block;padding:.8rem 1.5rem;border-radius:50px;font-weight:700;text-decoration:none;color:#fff;transition:transform .2s ease,box-shadow .2s ease}.contact__button:hover{transform:translateY(-3px);box-shadow:0 5px 15px rgba(0,0,0,.3);opacity:.7}.contact__button--line{background:#00c300}.contact__button--x{background:var(--primary-color)}.footer{padding:40px 20px;text-align:center;border-top:1px solid var(--surface-color)}.footer__container{max-width:1200px;margin:0 auto;color:var(--text-color-darker)}.scroll-top-btn{position:fixed;bottom:20px;right:20px;width:50px;height:50px;background-color:var(--surface-color);border:1px solid var(--bg-color);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(20px);transition:opacity .3s ease,visibility .3s ease,transform .3s ease;z-index:100}.scroll-top-btn.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-top-btn:hover{background-color:var(--primary-color)}.scroll-top-btn svg{width:24px;height:24px;fill:var(--text-color)}.scroll-top-btn:hover svg{fill:var(--bg-color)}.hamburger-icon{display:none;position:fixed;top:20px;right:20px;background:0 0;border:none;cursor:pointer;z-index:110}.hamburger-icon span{display:block;width:25px;height:2px;background-color:var(--text-color);margin:5px 0;transition:transform .3s ease,opacity .3s ease}.hamburger-icon.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger-icon.is-open span:nth-child(2){opacity:0}.hamburger-icon.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-nav{display:flex;position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--bg-color);z-index:100;flex-direction:column;align-items:center;justify-content:center;transform:translateX(100%);transition:transform .4s ease,visibility .4s;visibility:hidden}.mobile-nav.is-open{transform:translateX(0);visibility:visible}.mobile-nav ul{list-style:none;text-align:center}.mobile-nav li{margin:30px 0}.mobile-nav a{font-family:var(--font-secondary);font-size:2rem;color:var(--text-color)}#loader{position:fixed;top:0;left:0;width:100%;height:100%;background:#0d0d0d;display:flex;justify-content:center;align-items:center;overflow:hidden;z-index:9999}.loader__content{position:relative;z-index:10;color:var(--primary-color);font-family:'Poppins',sans-serif;font-size:2rem;letter-spacing:2px}.loader__bg{position:absolute;width:100%;height:100%;top:0;left:0;pointer-events:none}.orb{position:absolute;width:20px;height:20px;border-radius:50%;background:var(--primary-color);opacity:.6}.about,.skills,.works,.workflow,.contact{position:relative;overflow:hidden}.about:before,.skills:before,.works:before,.workflow:before,.workflow:after,.contact:before{content:'';position:absolute;border-radius:50%;width:50vmax;height:50vmax;opacity:.1;z-index:-1;background:radial-gradient(circle,var(--primary-color) 0%,rgba(187,134,252,0) 70%)}.about:before{top:-20vmax;left:-20vmax}.skills:before{bottom:-25vmax;right:-25vmax;background:radial-gradient(circle,var(--secondary-color) 0%,rgba(3,218,198,0) 70%)}.works:before{top:10vmax;right:-30vmax}.workflow:after{top:-20vmax;right:-20vmax;background:radial-gradient(circle,var(--primary-color) 0%,rgba(3,218,198,0) 70%)}.workflow:before{bottom:-20vmax;left:-20vmax;background:radial-gradient(circle,var(--secondary-color) 0%,rgba(3,218,198,0) 70%)}.contact:before{top:-10vmax;right:-15vmax}@media (max-width:768px){.header__nav{display:none}.hamburger-icon{display:block}.about__content{grid-template-columns:1fr}.about__image{grid-row:1}.splide__pagination__page{display:block}.splide__arrow--prev{left:-1em}.splide__arrow--next{right:-1em}.loader__content{font-size:1rem}.contact__buttons{flex-direction:column}.contact__button{margin:0 auto;width:200px}}#expertise-slider{overflow:visible}.expertise{padding:100px 0;background-color:var(--bg-color)}.expertise-card{display:flex;align-items:center;gap:.5rem;padding:1rem 2rem;background-color:var(--surface-color);border:1px solid var(--primary-color);color:var(--text-color);border-radius:8px;padding:20px;font-weight:700;font-size:1rem}.expertise-logo{width:32px;height:32px}.expertise-card{background-color:var(--surface-color);border:1px solid var(--primary-color);border-radius:8px;padding:20px;text-align:center;font-family:var(--font-secondary);font-size:1.2rem;color:var(--text-color);display:flex;flex-direction:column;align-items:center;justify-content:center;height:120px;margin-top:10px;transition:transform .3s ease,box-shadow .3s ease}.expertise-card:hover{transform:translateY(-5px);box-shadow:0 8px 16px rgba(0,0,0,.4)}.expertise .splide__track{padding:20px 0}.expertise .splide__list{display:flex}.expertise .splide__slide{flex-shrink:0;width:150px}.expertise .splide__arrows,.expertise .splide__pagination{display:none}.category-filter{display:flex;justify-content:center;gap:15px;margin-top:40px;margin-bottom:60px;flex-wrap:wrap}.filter-button{background-color:var(--surface-color);color:var(--text-color);border:1px solid var(--primary-color);padding:10px 25px;border-radius:50px;cursor:pointer;font-size:1rem;transition:background-color .3s ease,color .3s ease,border-color .3s ease}.filter-button:hover{background-color:var(--primary-color);color:var(--bg-color);border-color:var(--primary-color)}.filter-button.active{background-color:var(--primary-color);color:var(--bg-color);border-color:var(--primary-color)}.category-works{padding:100px 20px}.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;max-width:1200px;margin:0 auto;padding:0 20px}.work-single{padding:100px 20px;max-width:1200px;margin:0 auto}.work-single__container{max-width:900px;margin:0 auto}.work-single__image{margin-bottom:40px;border-radius:10px;overflow:hidden;box-shadow:0 10px 20px rgba(0,0,0,.2)}.work-single__image img{width:100%;height:auto;display:block}.work-single__details h3{font-family:var(--font-secondary);font-size:1.8rem;color:var(--text-color);margin-top:40px;margin-bottom:15px;padding-left:20px;position:relative}.work-single__details h3:before{position:absolute;content:'';left:0;top:50%;transform:translateY(-50%);width:4px;height:90%;background:var(--primary-color)}.work-single__details p{font-size:1rem;color:var(--text-color-darker);margin-bottom:10px}.work-single__details ul{list-style:none;margin-bottom:20px}.work-single__details ul li{position:relative;padding-left:25px;margin-bottom:8px;color:var(--text-color)}.work-single__details ul li:before{content:'•';position:absolute;left:0;top:3px;color:var(--secondary-color);font-size:1.2rem;line-height:1}.tech-stack{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.tech-stack li{background-color:var(--surface-color);border:1px solid var(--primary-color);padding:8px 15px !important;border-radius:20px;font-size:.9rem;color:var(--text-color);white-space:nowrap}.tech-stack li:before{content:'' !important}.work-single__navigation{margin-top:60px;text-align:center}.button--secondary{background-color:var(--surface-color);color:var(--primary-color);border:1px solid var(--primary-color);padding:12px 30px;border-radius:50px;font-weight:700;transition:background-color .3s ease,color .3s ease}.button--secondary:hover{background-color:var(--primary-color);color:var(--bg-color)}@media (max-width:768px){.works-grid{grid-template-columns:1fr}.category-filter{flex-direction:column;align-items:center}.filter-button{width:80%}}.breadcrumb{padding:80px 20px 20px;max-width:1200px;margin:0 auto;font-size:.9rem;color:var(--text-color-darker)}.breadcrumb a,.breadcrumb span{margin:0 .25em}.breadcrumb a:first-child,.breadcrumb span:first-child{margin-left:0}.breadcrumb a{color:var(--text-color-darker);text-decoration:none;transition:color .3s ease}.breadcrumb a:hover{color:var(--primary-color);opacity:1}.breadcrumb .current-item{color:var(--text-color);font-weight:600}.pagination-wrapper{margin:60px 0;text-align:center}.pagination .nav-links{display:flex;justify-content:center;align-items:center;gap:10px;flex-wrap:wrap}.pagination .page-numbers{display:inline-block;padding:10px 15px;border:1px solid var(--surface-color);background-color:var(--surface-color);color:var(--text-color);text-decoration:none;border-radius:5px;transition:background-color .3s ease,color .3s ease,border-color .3s ease;min-width:45px;text-align:center}.pagination .page-numbers:hover,.pagination .page-numbers.current{background-color:var(--primary-color);color:var(--bg-color);border-color:var(--primary-color);font-weight:700}.pagination .page-numbers.dots{background-color:transparent;border:none;pointer-events:none}.work-single__project-overview{word-wrap:break-word}