:root{--color-orange:#fd7a0a;--color-orange-dark:#e86e00;--color-navy:#17233d;--color-navy-2:#1f2a44;--color-ink:#0a0a0a;--color-heading:#111827;--color-sub:#4b5563;--color-border:#e5e7eb;--color-bg:#fff;--color-bg-subtle:#f7f8fa;--maxw:1080px;--radius:6px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--color-ink);background:var(--color-bg);margin:0;font-family:Noto Sans JP,system-ui,-apple-system,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;font-size:16px;line-height:1.8}img{max-width:100%;height:auto}a{color:inherit}main{min-height:70vh}h1,h2,h3{color:var(--color-heading);letter-spacing:0;font-weight:700;line-height:1.35}h1{margin:0;font-size:clamp(2rem,5vw,3.25rem)}h2{border-left:4px solid var(--color-orange);margin:0 0 28px;padding-left:16px;font-size:1.7rem}h3{margin:0 0 10px;font-size:1.1rem}p{margin:0 0 1em}p:last-child{margin-bottom:0}ul{margin:0;padding-left:1.4em}.container{width:min(100% - 40px, var(--maxw));margin:0 auto}.site-header{z-index:20;border-bottom:1px solid var(--color-border);background:#fffffff5;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:24px;min-height:72px;padding:14px 0;display:flex}.logo-link{flex:none;align-items:center;display:inline-flex}.logo{width:auto;height:50px;display:block}.site-nav{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px 22px;font-size:.94rem;font-weight:500;display:flex}.site-nav a{color:var(--color-heading);padding:6px 0;text-decoration:none;position:relative}.site-nav a:hover,.site-nav a.is-active{color:var(--color-orange-dark)}.site-nav a.is-active:after{background:var(--color-orange);content:"";height:2px;position:absolute;bottom:0;left:0;right:0}.section{padding:72px 0}.section-subtle{background:var(--color-bg-subtle)}.hero{background:var(--color-navy);align-items:center;min-height:72vh;padding:0;display:flex;position:relative;overflow:hidden}.hero:before{content:"";background:url(/images/hero.jpg) 50%/cover no-repeat;position:absolute;inset:0}.hero:after{content:"";background:linear-gradient(90deg,#0a101ee0 0%,#0a101e9e 44%,#0a101e47 100%);position:absolute;inset:0}.hero-inner{z-index:1;color:#fff;padding:76px 20px;position:relative}.hero-title{color:#fff;letter-spacing:.01em;font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.25}.hero-copy{color:#fff;margin:24px 0 0;font-size:clamp(1.05rem,2vw,1.4rem);font-weight:700}.hero-sub{color:#ffffffd1;margin-top:14px;font-size:1rem;font-weight:500}.lead{max-width:840px;font-size:1.06rem}.page-hero{background:var(--color-bg-subtle);padding:56px 0 40px}.page-hero h1{font-size:clamp(1.6rem,3vw,2.1rem)}.page-hero .lead{margin-top:18px}.grid-2,.grid-4{gap:20px;display:grid}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{border:1px solid var(--color-border);border-radius:var(--radius);background:#fff;height:100%;padding:24px}.service-card{border-top:3px solid var(--color-navy)}.flow-card{border-left:4px solid var(--color-navy)}.principle-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;display:grid}.principle-photo{aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);width:100%;margin-bottom:16px;display:block}.principle h3{border-left:4px solid var(--color-orange);padding-left:12px}.table-wrap{border:1px solid var(--color-border);border-radius:var(--radius);background:#fff;overflow-x:auto}.info-table{border-collapse:collapse;width:100%;min-width:620px}.info-table th,.info-table td{border-bottom:1px solid var(--color-border);text-align:left;vertical-align:top;padding:16px 18px}.info-table tr:last-child th,.info-table tr:last-child td{border-bottom:0}.info-table th{width:210px;color:var(--color-heading);background:#fafafa;font-weight:700}.td-note{color:var(--color-sub);font-size:.85rem}.button-row{margin-top:28px}.button{border-radius:var(--radius);background:var(--color-orange);color:#fff;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:10px 22px;font-weight:700;text-decoration:none;display:inline-flex}.button:hover{background:var(--color-orange-dark)}.button-icon{flex:none}.text-link{color:var(--color-orange-dark);text-underline-offset:.2em;font-weight:700;text-decoration:underline}.cta{border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);background:#fff}.placeholder{border-radius:var(--radius);min-height:220px;color:var(--color-sub);text-align:center;background:linear-gradient(135deg,#17233d12 25%,#0000 25%) 0 0/18px 18px,#e9ecef;border:1px solid #d9dee5;place-items:center;display:grid}.placeholder-inner{padding:24px}.placeholder-label{color:var(--color-heading);font-weight:700;display:block}.placeholder-note{margin-top:4px;font-size:.86rem;display:block}.tbd{color:#a84800;white-space:nowrap;background:#fff2e8;border-radius:999px;margin-left:.45em;padding:.05em .55em;font-size:.78em;font-weight:700;display:inline-block}.note{color:var(--color-sub);font-size:.92rem}.work-list{gap:28px;display:grid}.work-card{grid-template-columns:minmax(0,38%) minmax(0,1fr);align-items:start;gap:32px;display:grid}.work-photo{aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);width:100%;display:block}.work-card .placeholder{width:100%;min-height:0}.work-gallery-stage{display:grid;position:relative}.work-gallery-stage .work-photo{opacity:0;grid-area:1/1;transition:opacity .6s}.work-gallery-stage .work-photo.is-active{opacity:1}.gallery-zone{z-index:2;cursor:pointer;background:0 0;border:0;width:50%;padding:0;position:absolute;top:0;bottom:0}.gallery-prev{left:0}.gallery-next{right:0}.gallery-dots{z-index:3;background:#11172d52;border-radius:999px;gap:7px;padding:5px 9px;display:flex;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}.gallery-dot{cursor:pointer;background:#ffffff8c;border:0;border-radius:50%;width:8px;height:8px;padding:0;transition:background .2s}.gallery-dot:hover{background:#ffffffd9}.gallery-dot.is-active{background:#fff}@media (prefers-reduced-motion:reduce){.work-gallery-stage .work-photo{transition:none}}.work-body>:first-child{margin-top:0}.spec{border-top:1px solid var(--color-border);margin-top:18px;padding-top:16px}.work-card .spec{grid-column:1/-1;align-items:stretch;margin-top:4px;display:flex}.work-card .spec-label{border-right:1px solid var(--color-border);white-space:nowrap;flex:none;align-items:center;margin:0;padding-right:20px;display:flex}.work-card .spec-list{flex:auto;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 0;margin-left:20px;display:grid}.work-card .spec-list li{border-left:1px solid var(--color-border);flex-direction:column;gap:1px;padding:0 16px;line-height:1.35;display:flex}.work-card .spec-list li:nth-child(3n+1){border-left:0;padding-left:0}.work-card .spec-k,.work-card .spec-v{flex:none}.spec-label{color:var(--color-heading);letter-spacing:.02em;margin:0 0 8px;font-size:.82rem;font-weight:700}.spec-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 28px;margin:0;padding:0;list-style:none;display:grid}.spec-list li{color:var(--color-sub);gap:12px;font-size:.86rem;display:flex}.spec-k{color:var(--color-heading);flex:0 0 6.5em;font-weight:600}.spec-v{flex:auto}.contact-form{gap:18px;max-width:760px;display:grid}.field{gap:8px;display:grid}.field label{color:var(--color-heading);font-weight:700}.required{color:var(--color-orange-dark);font-size:.86em}input,textarea{border:1px solid var(--color-border);border-radius:var(--radius);width:100%;font:inherit;padding:12px 14px}textarea{resize:vertical;min-height:180px}button{cursor:pointer;font:inherit;border:0}.site-footer{background:var(--color-navy);color:#fff}.footer-inner{grid-template-columns:minmax(0,1fr) auto;gap:32px;padding:44px 0;display:grid}.footer-name{margin-bottom:10px;font-size:1.15rem;font-weight:700}.footer-nav{flex-wrap:wrap;justify-content:flex-end;gap:10px 18px;display:flex}.footer-nav a,.footer-privacy{color:#fff;text-decoration:none}.footer-nav a:hover,.footer-privacy:hover{text-underline-offset:.2em;text-decoration:underline}.copyright{color:#ffffffb8;text-align:center;border-top:1px solid #ffffff1f;grid-column:1/-1;margin-top:8px;padding-top:20px;font-size:.9rem}.hero-credit{z-index:1;color:#000;text-align:right;margin:0;font-size:.68rem;line-height:1.4;position:absolute;bottom:8px;right:10px}@media (width<=767px){.header-inner,.footer-inner{display:block}.site-nav{justify-content:flex-start;gap:6px 16px;margin-top:12px;font-size:.9rem}.logo{height:40px}.section{padding:54px 0}.hero{min-height:60vh}.hero-inner{padding:52px 20px}.grid-2,.grid-4,.principle-grid{grid-template-columns:1fr}.work-card{grid-template-columns:1fr;gap:18px}.spec-list{grid-template-columns:1fr}.work-card .spec{flex-direction:column;align-items:stretch;gap:6px}.work-card .spec-label{border-right:0;padding-right:0}.work-card .spec-list{grid-template-columns:1fr;gap:0;margin-left:0}.work-card .spec-list li,.work-card .spec-list li:nth-child(3n+1){border-left:0;border-top:1px solid var(--color-border);flex-direction:row;gap:12px;padding:6px 0}.work-card .spec-list li:first-child{border-top:0}.page-hero{padding:46px 0 34px}h2{font-size:1.45rem}.info-table{min-width:0}.info-table th,.info-table td{width:100%;display:block}.info-table th{border-bottom:0;padding-bottom:6px}.info-table td{padding-top:6px}.footer-nav{justify-content:flex-start;margin-top:24px}}