.top_firstview{position:relative;height:80vh}.video-playback{position:absolute;z-index:-1;top:0;left:0;min-width:100%;min-height:100%;width:auto;height:100%;object-fit:cover}.top_firstview-bg{width:100%;height:100%}.top_firstview-txt{position:absolute;top:50%;left:10%}.top_firstview-inner{width:fit-content}.top_firstview-inner h1{font-size:3.5rem;font-weight:700;margin-bottom:8px}.top_firstview-txt>.top_firstview-inner:nth-child(2){margin-left:5rem}.typewriter{display:inline-block;overflow:hidden;border-right:6px solid transparent;white-space:nowrap;margin:0 auto;letter-spacing:.15em;width:0;background-color:transparent}.line1{animation:typing 1s steps(10,end) forwards,blink-caret .75s step-end}.line2{padding-left:6px;animation:typing 1s steps(10,end) forwards,blink-caret .75s step-end infinite;animation-delay:.9s,.9s}@keyframes typing{from{background-color:rgba(255,255,255,.9);width:0}to{background-color:rgba(255,255,255,.9);width:100%}}@keyframes blink-caret{from,to{border-color:transparent}50%{border-color:orange}}@media screen and (max-width:939px){.top_firstview-inner h1{font-size:3rem}}@media screen and (max-width:768px){.top_firstview{height:100vh}.top_firstview-inner h1{font-size:2rem}.top_firstview-txt{left:unset;top:13%;right:13%;transform:translateX(50%);height:fit-content}.top_firstview-txt>.top_firstview-inner:nth-child(2){margin-left:unset;position:absolute;top:5%;right:4rem}.typewriter{display:inline-flex;flex-direction:column;align-items:start;gap:.15rem;height:fit-content}.line1,.line2{writing-mode:vertical-rl;text-orientation:upright;width:auto;height:0;border-right:none;border-bottom:8px solid transparent;padding:0}@keyframes typing{from{background-color:rgba(255,255,255,.9);height:0}to{background-color:rgba(255,255,255,.9);height:15em}}}.section-about{overflow:hidden;position:relative;background:linear-gradient(#d8eff8,#d1d9e6)}.section-header{text-align:center;margin-top:40px}.title{font-size:20px;font-weight:700;color:#333}.section-business .section-header{margin-top:100px}.section-message .section-header{margin-top:100px}.about-content{margin:40px auto;width:800px;max-width:95%}.about-content .description{text-align:center;box-shadow:0 2px 15px rgba(18,59,172,.15);background-color:#fff;border-radius:10px;padding:20px;font-size:25px;color:#797878;line-height:1.8}.section-about .des-link{margin-top:10px;display:flex;justify-content:flex-end;align-items:center;gap:6px;color:#333;text-decoration:none;font-weight:700;transition:color .3s,transform .3s}.section-about .des-link:after{content:"→";font-size:1.1rem;transition:transform .3s}.section-about .des-link:hover{color:#0078d7}.section-about .des-link:hover:after{transform:translateX(4px)}.product-grid{display:grid;grid-template-columns:repeat(auto-fit,300px);gap:30px;max-width:1000px;margin:40px auto 0;display:flex;flex-wrap:nowrap;justify-content:center}.product-card{width:300px;background:#fff;border-radius:20px;padding:40px 20px;text-align:center;transition:transform .3s ease,box-shadow .3s ease;border:.15vw solid #ccc}.product-card:hover{transform:translateY(-5px);box-shadow:0 6px 20px rgba(0,0,0,.1)}.product-card--1{border-color:#0050a4;--card-text:#0050a4}.product-card--2{border-color:#686868;--card-text:#686868}.product-card--3{border-color:#ff5c00;--card-text:#ff5c00}.card-title{font-size:1.2rem;font-weight:700;color:var(--card-text);margin-bottom:8px}.card-subtitle{font-size:1rem;color:#555}.message-content{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;max-width:1000px;width:95%;margin:40px auto 0;gap:40px}.message-left{flex:1 1 300px;text-align:center}.message-left .ceo-photo{width:100%;height:42vh;object-fit:cover;object-position:top;box-shadow:0 4px 12px rgba(0,0,0,.2)}.message-right{flex:1 1 400px;text-align:left}.message-right .position{color:#616161;font-weight:700;font-size:25px;margin-bottom:15px}.message-right h2.name{font-size:35px;font-weight:700;margin-bottom:15px;line-height:1.2}.message-right .small{font-size:18px;font-weight:700;margin-bottom:15px}.message-right .ceo-text{font-size:1rem;line-height:1.8;color:#444}@media (max-width:1100px){.product-card{width:250px;padding:30px 15px}}@media (max-width:880px){.section-about .des-link{margin-top:30px;justify-content:flex-end;padding-right:10px}.product-grid{padding:0 40px}}@media (max-width:740px){.message-content{margin-top:0;padding:1em}.message-right .name{font-size:25px}.message-right .position{font-size:20px}}@media (max-width:650px){.product-grid{flex-direction:column;align-items:center}}@media (max-width:500px){.section-about{height:auto;padding:40px 0}.section-header{margin-top:0}.about-content .description{font-size:20px;white-space:normal}.about-content .description br{display:none}.section-business .section-header,.section-message .section-header{margin-top:40px}}