@charset "utf-8";
:root{--ink:#333e48;--muted:#65717c;--blue:#087bb5;--line:#dce2e8;--soft:#eff2f6;scroll-behavior:smooth;scroll-padding-top:24px}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:white;font:16px/1.9 Meiryo,"Hiragino Kaku Gothic ProN",sans-serif}h1,h2,h3,p{margin:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{color:var(--blue)}.container{width:100%;max-width:1160px;padding-inline:30px;margin:auto}.site-header{border-bottom:2px solid var(--blue);background:#fff}.header-inner{max-width:1240px;padding:25px 30px;margin:auto;display:flex;justify-content:space-between;gap:30px;align-items:center}.brand{width:250px;flex-shrink:0}.main-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:700}.main-nav a{padding-block:10px}.main-nav [aria-current]{color:var(--blue)}.main-nav .nav-contact{padding:10px 17px;border:1px solid var(--blue);color:var(--blue)}.nav-contact span{margin-left:13px}.main-nav .nav-contact:hover{background:var(--blue);color:#fff}.hero{background-image:linear-gradient(90deg,rgba(10,25,41,.96),rgba(10,25,41,.8) 45%,rgba(10,25,41,.15)),url('../images/3.jpg');background-size:cover;background-position:center;color:white}.hero-inner{max-width:1160px;padding:67px 30px 70px;margin:auto;min-height:390px;display:flex;align-items:center}.hero .eyebrow{font-family:inherit;color:#d6e8f2;font-size:14px;letter-spacing:.08em}.hero h1{font-size:clamp(28px,3.1vw,42px);line-height:1.6;letter-spacing:.015em;margin-top:15px;font-weight:700}.hero-description{font-size:16px;line-height:1.9;color:#e0e9ef;margin-top:20px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:12px 24px;min-width:200px;font-size:14px;line-height:1.8}.button-dark{background:var(--blue);color:white}.button-dark:hover{background:#086799;color:white}.hero .button{margin-top:26px}.button span{font:24px Arial,sans-serif}.eyebrow{font:600 12px/1.6 Arial,sans-serif;letter-spacing:.1em;color:var(--blue)}.products{max-width:none;background:var(--soft);padding-block:55px 60px}.section-heading{text-align:center;margin-bottom:34px}.section-heading h2{font-size:30px;line-height:1.6;color:#333e48;margin-top:7px}.section-heading>p:last-child:not(.eyebrow){font-size:15px;color:var(--muted);margin-top:10px}.product-grid{max-width:1100px;margin:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.product-card{background:white;border:1px solid #e1e6ec;display:flex;flex-direction:column}.product-image{min-height:215px;display:flex;align-items:center;justify-content:center;padding:28px}.product-image img{width:290px;height:175px;object-fit:contain}.product-body{padding:0 28px 23px;display:flex;flex-direction:column;flex:1}.product-body h3{font-size:21px;text-align:center;line-height:1.6;margin:7px 0 17px}.product-body>p{font-size:14px;color:var(--muted);line-height:1.9}.product-details{margin-top:20px;border-top:1px solid #edf0f3;padding-block:10px}.product-details summary{cursor:pointer;font-size:13px;color:#456171;padding:3px 0;list-style-position:inside}.feature-list{padding:0;margin:12px 0 5px;list-style:none;font-size:13px;color:#556570}.feature-list li{padding:4px 0 4px 15px;position:relative}.feature-list li:before{content:"・";position:absolute;left:0;color:var(--blue)}.product-contact{display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--blue);border-top:1px solid var(--line);padding-top:14px;margin-top:auto}.product-contact span{font:23px Arial,sans-serif}.about-section{padding-block:55px 60px}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}.about-image{background:#f6f8fa;min-height:245px;display:flex;align-items:center;padding:22px}.about-image img{width:100%;object-fit:contain}.about-copy h3{font-size:22px;margin-bottom:15px}.about-copy p{font-size:15px;color:var(--muted)}.about-copy p+p{margin-top:15px}.text-link{display:inline-flex;justify-content:space-between;gap:45px;align-items:center;border:1px solid var(--blue);padding:9px 20px;color:var(--blue);font-size:14px;margin-top:22px}.text-link span{font:24px Arial,sans-serif}.text-link:hover{background:var(--blue);color:white}.contact-section{max-width:none;background:var(--soft);display:flex;align-items:center;justify-content:center;gap:100px;padding-block:40px}.contact-section h2{font-size:26px;line-height:1.6;margin:6px 0 12px}.contact-section>div>p:last-child{font-size:14px;color:var(--muted)}.contact-actions{min-width:240px;text-align:center}.contact-actions .button{width:100%}.telephone{display:block;font:25px Arial,sans-serif;margin-top:16px}.contact-actions p{font-size:12px!important;margin-top:7px}.site-footer{background:#243744;color:#eef3f6;padding-top:35px}.footer-main{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;padding-bottom:30px}.footer-brand{font:600 22px Arial,sans-serif;letter-spacing:.05em;display:inline-block}.footer-brand span{display:block;font:12px Meiryo,sans-serif;margin-top:10px;letter-spacing:0}.footer-main p{font-size:12px;line-height:1.9;color:#b4c5d0;margin-top:16px}.footer-main nav{display:flex;gap:24px;font-size:13px;margin-top:9px}.site-footer a:hover{color:#87ccee}.back-top{border:1px solid #687c88;width:38px;height:38px;display:grid;place-items:center}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #425864;padding-block:15px;color:#b4c5d0;font:10px Arial,sans-serif}.footer-bottom small{font-size:10px}.footer-bottom>span{letter-spacing:.04em}.skip-link{position:absolute;top:-100px;left:10px;background:white;padding:10px;z-index:5}.skip-link:focus{top:10px}
@media(max-width:1000px){.brand{width:215px}.main-nav{gap:18px;font-size:13px}.header-inner{padding-block:21px}.main-nav .nav-contact{padding:9px 12px}.nav-contact span{margin-left:8px}.contact-section{gap:45px}.product-body h3{font-size:19px}.about-grid{gap:30px}.footer-main nav{gap:17px}}
@media(max-width:760px){.container{padding-inline:22px}.header-inner{display:block;padding:18px 22px}.brand{display:block;width:225px}.main-nav{margin-top:15px;justify-content:space-between;gap:8px;flex-wrap:wrap;font-size:12px}.main-nav a{padding-block:5px}.main-nav .nav-contact{padding:5px 8px}.nav-contact span{display:none}.hero{background-position:62% center;background-image:linear-gradient(90deg,rgba(10,25,41,.94),rgba(10,25,41,.75)),url('../images/3.jpg')}.hero-inner{padding:42px 22px 45px;min-height:340px}.hero h1{font-size:clamp(25px,6.5vw,34px);margin-top:14px;line-height:1.65}.hero .eyebrow{font-size:12px}.hero-description{font-size:14px;margin-top:18px}.hero .button{margin-top:22px}.button{font-size:13px;padding:11px 19px;min-width:185px}.products{padding-block:35px 40px}.section-heading{margin-bottom:25px}.section-heading h2{font-size:26px}.section-heading>p:last-child:not(.eyebrow){font-size:13px}.product-grid{grid-template-columns:1fr;gap:22px}.product-image{min-height:195px;padding:25px}.product-image img{height:157px}.product-body{padding:0 22px 22px}.product-body h3{font-size:19px}.product-body>p{font-size:14px}.product-contact{font-size:13px}.about-section{padding-block:35px 40px}.about-grid{grid-template-columns:1fr;gap:23px}.about-image{min-height:160px;padding:15px}.about-copy h3{font-size:20px}.about-copy p{font-size:14px}.contact-section{display:block;padding-block:35px}.contact-section h2{font-size:24px}.contact-section>div>p:last-child{font-size:13px}.contact-actions{text-align:left;min-width:0;margin-top:23px}.contact-actions .button{max-width:340px}.footer-main{flex-wrap:wrap;gap:22px}.footer-main>div{flex-basis:calc(100% - 60px)}.footer-main nav{order:3;flex-wrap:wrap;width:100%;gap:20px;margin:0;font-size:12px}.back-top{margin-left:auto}.footer-bottom>span{display:none}}
@media(max-width:380px){.main-nav{font-size:11px}.hero h1{font-size:24px}.hero-description{font-size:13px}.product-body h3{font-size:17px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}}

.product-model{font:14px Arial,sans-serif;color:var(--muted)}.tij4-image{position:relative}.sample-caption{position:absolute;right:16px;bottom:10px;font-size:11px;color:var(--muted)}
@media(min-width:761px) and (max-width:1000px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

.main-nav{flex-wrap:wrap;row-gap:8px}

@media(min-width:761px){.product-grid-four{grid-template-columns:repeat(2,minmax(0,1fr))}}

.hero{background-color:#d2d7dc;background-image:linear-gradient(90deg,rgba(10,25,41,.96),rgba(10,25,41,.8) 45%,rgba(10,25,41,.15)),url('../images/home-board.png');background-size:100% 100%,auto 94%;background-position:center,82% center;background-repeat:no-repeat}
@media(max-width:760px){.hero{background-image:linear-gradient(90deg,rgba(20,44,62,.97),rgba(20,44,62,.72)),url('../images/home-board.png');background-size:100% 100%,auto 94%;background-position:center,90% center}}
@media(min-width:761px){
.product-grid{row-gap:0}
.product-card{display:grid;grid-template-rows:subgrid;grid-row:span 5;row-gap:0;margin-bottom:24px}
.product-body{display:contents}
.product-body h3{margin:7px 28px 17px}
.product-body>p{margin-inline:28px;padding-bottom:20px}
.product-details{margin:0 28px;padding-block:10px}
.product-contact{margin:0 28px 23px;padding-top:14px;align-self:end}
}