@font-face{font-family:"Noto Sans JP";font-style:normal;font-weight:100 900;font-display:swap;src:url("fonts/noto-sans-jp.ttf") format("truetype")}
@font-face{font-family:"Jost";font-style:normal;font-weight:100 900;font-display:swap;src:url("fonts/jost.ttf") format("truetype")}
:root{--ink:#333333;--green:#3a7231;--muted:#666666;--paper:#fff;--tint:#f3f5f3;--line:#dddddd;--content:1200px;--gutter:clamp(22px,5vw,80px)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:26px}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #31b41c;outline-offset:6px}img{display:block;width:100%;height:auto}figure,p,h1,h2,h3{margin:0}p+p{margin-top:18px}button{border:0}h1,h2,h3{font-weight:600;line-height:1.55}h2{font-size:clamp(27px,2.55vw,36px);letter-spacing:.025em}h3{font-size:21px}ul,ol{margin:0;padding:0;list-style:none}[hidden]{display:none!important}.skip-link{position:absolute;top:-100px;left:20px;padding:12px 20px;background:white;z-index:10}.skip-link:focus{top:8px}.site-header{height:98px;max-width:1800px;margin:auto;padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:36px;position:relative;z-index:5;background:#fff}.wordmark{font-family:"Jost",sans-serif;font-size:25px;font-weight:800;letter-spacing:-.7px;white-space:nowrap}.wordmark span{font-weight:400}.main-nav{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:600}.main-nav a{transition:color .18s}.main-nav a:hover,.text-link:hover{color:#3a7231}.nav-service{display:flex;align-items:center;position:relative}.submenu-toggle{background:none;padding:10px 0 10px 8px;font-size:19px;line-height:1}.submenu-toggle[aria-expanded=true] span{display:block;transform:rotate(180deg)}.service-nav{position:absolute;top:calc(100% + 13px);left:-20px;width:220px;padding:12px 20px;background:white;border:1px solid var(--line);box-shadow:0 8px 20px #3333330d}.service-nav a{display:block;padding:10px 0}.nav-contact{background:var(--green);color:#fff;padding:13px 21px;border-radius:3px}.main-nav .nav-contact:hover{background:#315f29;color:white}.nav-contact span{margin-left:12px}.menu-toggle{display:none}.hero{background:#f3f5f3;max-width:1800px;margin:auto}.hero-inner{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:5%;padding:56px var(--gutter) 45px}.eyebrow{font-family:"Jost",sans-serif;font-size:12px;font-weight:700;letter-spacing:.19em;color:var(--green);line-height:1.5;margin-bottom:20px}.hero h1{font-size:clamp(38px,3.8vw,58px);font-weight:650;letter-spacing:.025em;line-height:1.55}.hero h1 span{color:var(--green)}.hero-lead{margin-top:25px;font-size:17px;font-weight:600}.hero-description{max-width:440px;color:#333333;font-size:14px;line-height:2}.hero-actions{display:flex;align-items:center;gap:25px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:38px;padding:16px 24px;border-radius:3px;background:var(--green);color:#fff;font-size:14px;font-weight:600;line-height:1.7;transition:background .18s}.button:hover{background:#315f29}.button span,.text-link span{font-size:19px}.text-link{display:inline-flex;align-items:center;gap:22px;font-size:14px;font-weight:600;border-bottom:1px solid #3a7231;padding-bottom:5px}.hero-image img{height:clamp(350px,36vw,510px);object-fit:cover;border-radius:4px 4px 54px 4px}.hero-caption{font-family:"Jost",sans-serif;font-size:10px;letter-spacing:.13em;color:#666666;padding:0 var(--gutter) 23px}.section{max-width:calc(var(--content) + var(--gutter)*2);padding:94px var(--gutter);margin:auto}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:38px}.section-intro{font-size:14px;color:var(--muted)}.mobile-break{display:none}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.service-card{padding:32px;background:var(--tint);border-top:2px solid #3a7231;scroll-margin-top:24px}.card-label{font-family:"Jost",sans-serif;font-size:11px;letter-spacing:.1em;color:var(--green);display:flex;align-items:center;gap:15px;margin-bottom:22px}.card-label span{font-size:25px;font-weight:400;letter-spacing:0}.service-card h3{margin-bottom:14px}.service-card>p:not(.card-label){font-size:14px;color:#333333}.service-card .text-link{margin-top:26px}.about{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:8%;padding-top:22px}.about img{height:410px;object-fit:cover;border-radius:4px 4px 4px 46px}.about h2{margin-bottom:24px}.about p:not(.eyebrow){color:#333333;font-size:14px;line-height:2}.about .text-link{margin-top:28px}.process-wrap{background:var(--tint)}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:42px}.process-grid li{border-top:1px solid #dddddd;padding-top:20px}.step{font-family:"Jost",sans-serif;font-size:29px;line-height:1;color:#3a7231}.process-grid h3{font-size:19px;margin:19px 0 12px}.process-grid p{font-size:14px;color:#333333}.faq{display:grid;grid-template-columns:1fr 1.65fr;gap:50px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{display:flex;align-items:center;gap:16px;cursor:pointer;list-style:none;font-size:15px;font-weight:600;line-height:1.8;padding:26px 3px}summary::-webkit-details-marker{display:none}.q{font-family:"Jost",sans-serif;font-size:20px;color:#3a7231}.plus{margin-left:auto;position:relative;width:14px;height:14px;flex-shrink:0}.plus:before,.plus:after{content:"";position:absolute;background:var(--green);width:12px;height:1px;top:6px;left:1px}.plus:after{transform:rotate(90deg)}details[open] .plus:after{display:none}details p{padding:0 30px 24px 39px;color:#333333;font-size:14px}.contact{background:#3a7231;color:#fff;padding:56px max(var(--gutter),calc((100vw - var(--content))/2));display:flex;align-items:center;justify-content:space-between;gap:32px}.contact .eyebrow{color:#ffffff;margin-bottom:13px}.contact h2{font-size:32px}.contact p:not(.eyebrow){font-size:14px;margin-top:15px;color:#ffffff}.button-light{background:#fff;color:var(--ink);min-width:245px;padding:20px 28px}.button-light:hover{background:#f3f5f3}.news{display:grid;grid-template-columns:1fr 2.2fr;gap:60px}.news-list li{display:flex;align-items:baseline;gap:22px;padding:21px 0;border-bottom:1px solid var(--line);font-size:14px}.news-list li:first-child{border-top:1px solid var(--line)}.news-list li>div{display:flex;align-items:center;gap:16px;white-space:nowrap}.news-list time{font-family:"Jost",sans-serif;font-size:12px;color:var(--muted)}.news-list li>div>span{font-size:10px;min-width:53px;text-align:center;background:var(--tint);padding:2px 8px}.site-footer{background:var(--tint);padding:52px max(var(--gutter),calc((100vw - var(--content))/2)) 24px}.footer-main{display:flex;justify-content:space-between;gap:30px;padding-bottom:40px}.footer-main p{font-size:13px;margin-top:15px}.footer-main .demo-note{font-size:11px;color:var(--muted);margin-top:12px}.footer-main nav{display:flex;gap:25px;font-size:12px;align-items:flex-start}.footer-bottom{border-top:1px solid var(--line);padding-top:23px;display:flex;justify-content:space-between;gap:20px;font-family:"Jost",sans-serif;color:var(--muted)}.footer-bottom small{font-size:10px}.footer-bottom a{font-size:11px}.footer-bottom span{margin-left:16px;font-size:16px}dialog{width:min(560px,calc(100% - 36px));border:0;border-radius:8px;padding:45px;color:var(--ink);box-shadow:0 20px 80px #14291e33}dialog::backdrop{background:#162a20aa}dialog h2{font-size:25px;margin-bottom:22px}dialog p:not(.eyebrow){font-size:14px;color:#333333}dialog .button{margin-top:27px}.dialog-close{position:absolute;right:13px;top:8px;background:none;font-size:29px;padding:0 9px}
@media(min-width:1800px){.contact,.site-footer{padding-right:calc((100% - 1200px)/2);padding-left:calc((100% - 1200px)/2)}}
@media(max-width:1050px){.main-nav{gap:19px;font-size:12px}.wordmark{font-size:22px}.nav-contact{padding:12px 15px}.hero-actions{gap:18px;flex-wrap:wrap}.service-card{padding:24px}.section{padding-top:76px;padding-bottom:76px}.about{padding-top:0;gap:6%}.about img{height:390px}.footer-main nav{gap:16px}.news-list li{display:block}.news-list p{margin-top:10px}}
@media(max-width:850px){.site-header{height:78px}.menu-toggle{display:flex;align-items:center;gap:13px;font-size:11px;background:none;padding:13px 0 13px 13px}.menu-toggle i{position:relative;display:block;width:24px;height:14px;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}.menu-toggle[aria-expanded=true] i{border:0}.menu-toggle[aria-expanded=true] i:before,.menu-toggle[aria-expanded=true] i:after{content:"";position:absolute;top:6px;left:0;width:24px;height:1px;background:var(--ink);transform:rotate(45deg)}.menu-toggle[aria-expanded=true] i:after{transform:rotate(-45deg)}.main-nav{display:none;position:absolute;top:78px;left:0;right:0;padding:20px var(--gutter) 30px;background:white;border-top:1px solid var(--line);max-height:calc(100dvh - 78px);overflow:auto;font-size:15px}.main-nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 20px #33333312}.main-nav>a{padding:16px 0;border-bottom:1px solid var(--line)}.nav-service{flex-wrap:wrap;border-bottom:1px solid var(--line)}.nav-service>a{padding:16px 0;flex:1}.submenu-toggle{padding:16px}.service-nav{position:static;box-shadow:none;width:100%;border:0;padding:0 18px 12px;font-size:13px;background:var(--tint)}.main-nav .nav-contact{margin-top:20px;padding:15px 20px;display:flex;justify-content:space-between}.menu-open{overflow:hidden}.hero-inner{padding-top:39px;gap:5%;grid-template-columns:1.1fr 1fr}.hero h1{font-size:36px}.hero-lead{font-size:14px}.hero-description{font-size:13px}.hero-image img{height:auto;aspect-ratio:1.2}.hero-actions{margin-top:23px}.hero-actions .button{font-size:13px;padding:13px 18px;gap:22px}.hero-actions .text-link{font-size:12px}.service-grid{gap:16px}.service-card{padding:24px 19px}.service-card h3{font-size:18px}.section-heading{display:block}.section-intro{margin-top:20px}.about{grid-template-columns:1fr 1fr;gap:5%}.about h2{font-size:26px}.about img{height:400px}.process-grid{grid-template-columns:repeat(2,1fr);gap:35px}.faq{grid-template-columns:1fr;gap:30px}.contact h2{font-size:26px}.button-light{min-width:210px}.news{gap:30px}.footer-main{display:block}.footer-main nav{margin-top:30px;flex-wrap:wrap}}
@media(max-width:600px){body{font-size:14px}.wordmark{font-size:23px}.hero-inner{grid-template-columns:1fr;padding-top:32px;padding-bottom:23px;gap:31px}.hero h1{font-size:clamp(34px,9.8vw,44px)}.hero .eyebrow{font-size:10px;margin-bottom:16px}.hero-lead{font-size:14px;margin-top:22px}.hero-description{font-size:13px;max-width:none;margin-top:13px}.hero-actions{gap:20px;margin-top:25px}.hero-actions .button{padding:15px 19px;font-size:12px}.hero-actions .text-link{gap:12px}.hero-image img{height:auto;aspect-ratio:1.42;object-fit:cover;border-radius:3px 3px 35px 3px}.hero-caption{font-size:8px;letter-spacing:.08em;padding-bottom:22px}.section{padding-top:60px;padding-bottom:60px}.eyebrow{font-size:10px;margin-bottom:14px}h2{font-size:27px;line-height:1.65}.mobile-break{display:block}.section-heading{margin-bottom:28px}.section-intro{font-size:13px;margin-top:19px}.service-grid{grid-template-columns:1fr;gap:18px}.service-card{padding:25px 27px}.card-label{margin-bottom:13px}.service-card h3{font-size:21px}.service-card>p:not(.card-label){font-size:13px}.service-card .text-link{font-size:13px;margin-top:20px}.about{display:flex;flex-direction:column;gap:32px;padding-top:0}.about figure{width:100%}.about img{height:auto;aspect-ratio:1.2;border-radius:3px 3px 3px 35px}.about h2{font-size:27px}.about p:not(.eyebrow){font-size:13px}.process-grid{gap:27px 24px;margin-top:30px}.process-grid h3{font-size:17px;margin-top:15px}.process-grid p{font-size:12px}.step{font-size:25px}.faq{gap:25px}summary{padding:22px 0;font-size:13px;gap:12px}.q{font-size:18px}details p{font-size:13px;padding-left:30px;padding-right:20px}.contact{padding:42px var(--gutter);display:block}.contact h2{font-size:27px}.contact p:not(.eyebrow){font-size:12px}.button-light{width:100%;margin-top:27px;padding:17px 24px}.news{display:block}.news-list{margin-top:24px}.news-list li{font-size:13px;padding:20px 0}.site-footer{padding-top:38px}.footer-main{padding-bottom:30px}.footer-main nav{gap:15px 22px;font-size:11px}.footer-bottom{align-items:center}.footer-bottom a{font-size:10px}dialog{padding:37px 26px}dialog h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Typography and palette values aligned with the reference demo; independent selectors and layout. */
html{font-size:clamp(12px,.585vw + 9.8px,18px)}
body{font-size:1rem;line-height:2}
h1,h2,h3{font-weight:700;letter-spacing:normal}
.hero h1{font-size:max(2.2rem,3.8vw);font-weight:700;line-height:1.5;letter-spacing:normal}
.hero h1 span{color:var(--ink)}
h2,.about h2,.contact h2{font-size:1.5rem;line-height:1.5}
h3,.service-card h3,.process-grid h3{font-size:1.1rem}
.main-nav{font-size:.9rem;font-weight:500}
.hero-lead{font-size:1.1rem;color:var(--green);font-weight:700}
.hero-description{font-size:.8rem;line-height:1.8}
.section-intro,.service-card>p:not(.card-label),.about p:not(.eyebrow),.process-grid p{font-size:.85rem;line-height:2}
.eyebrow{font-size:.75rem;letter-spacing:.04em;color:#808080}
.hero .eyebrow{color:var(--green)}
.button,.text-link{font-weight:500}
.hero-actions .button,.hero-actions .text-link{font-size:1.1rem}
.hero-actions .text-link{border:1px solid var(--green);background:white;color:var(--green);border-radius:3px;padding:15px 22px;line-height:1.7}
.service-card{background:#fff;border:1px solid var(--line)}
#services{background:var(--tint);max-width:none;padding-inline:max(var(--gutter),calc((100% - var(--content))/2))}
summary{font-size:1rem;font-weight:700}
details p{font-size:.95rem;line-height:1.8}
.contact p:not(.eyebrow){font-size:.85rem}
.site-footer{background:var(--green);color:white}
.footer-main .demo-note,.footer-bottom{color:#fff}
.footer-bottom{border-color:#ffffff80}
@media(max-width:850px){.main-nav{font-size:15px}.hero-actions .button,.hero-actions .text-link{font-size:.95rem}}
@media(max-width:600px){.hero-lead{font-size:1rem}.hero-actions .button,.hero-actions .text-link{font-size:1.1rem;padding:12px 16px}.hero .eyebrow{font-size:.75rem}.section-intro,.service-card>p:not(.card-label),.about p:not(.eyebrow),.process-grid p{font-size:1rem}.process-grid h3{font-size:1.1rem}}
@media(max-width:600px){.hero-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.hero-actions .button,.hero-actions .text-link{padding:12px 10px;gap:8px;justify-content:space-between}}

/* c-line corporate homepage */
.brand{display:flex;align-items:center;gap:17px;flex-shrink:0}
.brand-image{display:block;position:relative;width:82px;height:64px;overflow:hidden;background:white}
.brand-image img{position:absolute;width:230px;max-width:none;height:auto;left:-74px;top:-32px}
.brand-company{font-size:13px;font-weight:600;white-space:nowrap}
.c-line-top .hero-title-line{display:block;white-space:nowrap;color:var(--ink)}
.c-line-top .hero h1{font-size:clamp(30px,3.15vw,49px);line-height:1.55}
.c-line-top .hero-lead{margin-top:22px}
.c-line-top .hero-description{max-width:470px}
.c-line-top .hero-actions .button,.c-line-top .hero-actions .text-link{font-size:.95rem}
.c-line-top .hero-image img{object-position:center 54%}
.c-line-top .service-card{display:flex;flex-direction:column}
.c-line-top .service-card .text-link{align-self:flex-start;margin-top:auto;padding-top:24px}
.c-line-top .about{padding-top:90px;padding-bottom:55px}
.company-message{background:#fff;border-left:3px solid var(--green);padding:48px 40px;align-self:stretch;display:flex;flex-direction:column;justify-content:center}
.about .company-message .eyebrow{font-size:.75rem;color:var(--green);margin-bottom:25px}
.about .company-message .commitment-title{font-size:clamp(25px,2.5vw,36px);font-weight:700;line-height:1.85;color:var(--ink);margin:0}
.commitment-title span{color:var(--green)}
.about .company-message .commitment-signature{font-size:13px;margin-top:27px;color:var(--ink)}
.c-line-top .faq{padding-top:65px}
.faq-list p a{text-decoration:underline;text-underline-offset:3px;color:var(--green)}
.news-more{margin-top:25px}
.news-list a:hover{text-decoration:underline;text-underline-offset:4px}
.news-list a span{color:var(--green);white-space:nowrap}
.c-line-top .footer-tagline{font-size:11px;margin-top:10px}
.c-line-top .wordmark{font-size:35px;letter-spacing:-1px;font-weight:600}
@media(max-width:1100px){.brand-company{display:none}.c-line-top .main-nav{gap:20px}}
@media(max-width:850px){.brand-image{width:70px;height:56px}.brand-image img{width:200px;left:-64px;top:-28px}.brand-company{display:block}.c-line-top .hero h1{font-size:clamp(25px,3.5vw,32px)}.c-line-top .about{padding-top:70px}.company-message{padding:32px 25px}.about .company-message .commitment-title{font-size:25px}.c-line-top .main-nav{gap:0}}
@media(max-width:600px){.brand-company{font-size:11px}.brand{gap:12px}.c-line-top .hero h1{font-size:clamp(26px,7.6vw,38px)}.c-line-top .hero-lead{font-size:1.05rem}.c-line-top .hero-description{font-size:1rem}.c-line-top .hero-actions .button,.c-line-top .hero-actions .text-link{font-size:1.1rem}.c-line-top .about{padding-top:50px;padding-bottom:30px}.company-message{width:100%;padding:32px 27px}.about .company-message .commitment-title{font-size:28px}.c-line-top .faq{padding-top:40px}.news-more{margin-top:18px}.c-line-top .contact p:not(.eyebrow){font-size:1rem}.c-line-top .footer-bottom{flex-wrap:wrap}}

/* Extend the hero background to the viewport while retaining the content measure. */
.c-line-top .hero{max-width:none;background:#fff;position:relative}
.c-line-top .hero::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background:var(--green);pointer-events:none}
.c-line-top .hero-inner,.c-line-top .hero-caption{max-width:1800px;margin-inline:auto}

/* Header divider matches the primary buttons across the viewport. */
.c-line-top .site-header::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background:var(--green);box-shadow:0 0 0 100vmax var(--green);clip-path:inset(0 -100vmax);pointer-events:none}

/* White section surfaces, with green buttons and footer. */
.c-line-top{--surface-ivory:#fff;--surface-beige:#fff;--surface-sand:#fff;--warm-line:#ded7c9}
.c-line-top main{background:var(--surface-ivory)}
.c-line-top #services{background:var(--surface-beige)}
.c-line-top .service-card{background:var(--surface-ivory);border-color:var(--warm-line)}
.c-line-top .company-message{background:transparent}
.c-line-top .faq-list,.c-line-top details,.c-line-top .news-list li{border-color:var(--warm-line)}
.c-line-top .news-list li>div>span{background:#fff}
.c-line-top .contact{background:var(--surface-sand);color:var(--ink)}
.c-line-top .contact .eyebrow{color:var(--green)}
.c-line-top .contact p:not(.eyebrow){color:var(--ink)}
.c-line-top .contact .button-light{background:var(--green);color:#fff}
.c-line-top .contact .button-light:hover{background:#315f29}

/* Centered section dividers align with the content edges. */
.c-line-top #services,.c-line-top #about,.c-line-top #faq,.c-line-top #contact{position:relative}
.c-line-top #contact{padding-inline:max(var(--gutter),calc((100% - var(--content))/2))}
.c-line-top #services::after,.c-line-top #about::after,.c-line-top #faq::after,.c-line-top #contact::after{content:"";position:absolute;bottom:0;left:50%;width:min(var(--content),calc(100% - var(--gutter)*2));height:2px;transform:translateX(-50%);background:var(--green);pointer-events:none}

/* Text-only navigation and calls to action. */
.c-line-top .submenu-toggle{font:inherit;line-height:inherit;padding:0;background:none}
.c-line-top .submenu-toggle:hover{color:var(--green)}
.c-line-top .hero-actions .button,.c-line-top .hero-actions .text-link,.c-line-top .contact .button{justify-content:center}
@media(max-width:850px){.c-line-top .submenu-toggle{width:100%;padding:16px 0;text-align:left}}

.news-archive-links { display:flex; flex-direction:column; align-items:flex-start; gap:12px; }