:root{--navy:#071c2c;--blue:#0c62a8;--cyan:#35b8d8;--ink:#122432;--muted:#5d6d78;--line:#d9e3e9;--pale:#eef6fa;--white:#fff;--shadow:0 18px 50px rgba(7,28,44,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:16px;line-height:1.8}a{color:inherit}.container{width:min(1120px,calc(100% - 40px));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:10px}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800;color:var(--navy);line-height:1.25}.brand-mark{display:grid;place-items:center;width:39px;height:39px;border-radius:8px;background:linear-gradient(145deg,var(--blue),var(--cyan));color:#fff;font-weight:900}.brand small{display:block;font-size:.72rem;color:var(--muted);font-weight:600}.nav{display:flex;align-items:center;gap:22px;font-size:.9rem;font-weight:700}.nav a{text-decoration:none}.nav a:hover{color:var(--blue)}.nav .nav-cta{background:var(--blue);color:#fff;padding:10px 16px;border-radius:7px}.menu-button{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 11px;font-size:1rem}.hero{position:relative;overflow:hidden;background:linear-gradient(125deg,#061b2b 0%,#0b3150 64%,#0c5575 100%);color:#fff}.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(to left,#000,transparent 74%)}.hero-grid{position:relative;z-index:1;min-height:620px;display:grid;grid-template-columns:1.35fr .65fr;align-items:center;gap:56px;padding:78px 0}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#82d9ed;font-weight:800;letter-spacing:.09em;font-size:.82rem}.eyebrow:before{content:"";width:28px;height:2px;background:var(--cyan)}h1{font-size:clamp(2.35rem,5vw,4.65rem);line-height:1.18;letter-spacing:-.035em;margin:18px 0 24px}h1 span{color:#82d9ed}.lead{font-size:1.12rem;max-width:650px;color:#d8e9f2}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:11px 21px;border:1px solid transparent;border-radius:7px;text-decoration:none;font-weight:800}.button-primary{background:var(--cyan);color:var(--navy)}.button-secondary{border-color:#7094aa;color:#fff}.hero-panel{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:12px;padding:26px}.hero-panel h2{font-size:1rem;margin:0 0 12px;color:#82d9ed}.hero-panel ul{margin:0;padding:0;list-style:none}.hero-panel li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.13);font-weight:700}.hero-panel li:last-child{border:0}.section{padding:88px 0}.section-tint{background:var(--pale)}.section-dark{background:var(--navy);color:#fff}.section-head{max-width:750px;margin-bottom:38px}.kicker{color:var(--blue);font-size:.82rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.section-dark .kicker{color:#82d9ed}.section h2,.page-hero h1{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.35;margin:8px 0 16px}.section-head p{color:var(--muted)}.section-dark .section-head p{color:#c8d9e2}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:#fff;border:1px solid var(--line);border-radius:11px;padding:27px;box-shadow:0 8px 30px rgba(7,28,44,.05)}.card-number{color:var(--blue);font-weight:900;font-size:.8rem}.card h3{font-size:1.18rem;line-height:1.45;margin:10px 0}.card p{font-size:.94rem;color:var(--muted);margin:0}.card a{display:inline-block;color:var(--blue);font-weight:800;text-decoration:none;margin-top:18px}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;counter-reset:flow}.flow-step{position:relative;background:#fff;color:var(--ink);border-radius:9px;padding:23px}.flow-step:before{counter-increment:flow;content:"0" counter(flow);display:block;color:var(--blue);font-weight:900;font-size:.82rem}.flow-step h3{font-size:1rem;margin:8px 0}.flow-step p{font-size:.88rem;color:var(--muted);margin:0}.case-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}.case{border-left:4px solid var(--cyan);background:#fff;padding:24px 26px;box-shadow:var(--shadow)}.case .tag{font-size:.76rem;color:var(--blue);font-weight:900}.case h3{margin:6px 0}.case p{color:var(--muted);margin:0}.cta-band{background:linear-gradient(120deg,var(--blue),#08406c);color:#fff;border-radius:14px;padding:42px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px}.cta-band h2{margin:0 0 8px;font-size:1.65rem}.cta-band p{margin:0;color:#dcecf5}.page-hero{background:var(--navy);color:#fff;padding:80px 0 68px}.page-hero p{max-width:750px;color:#cfdee7;font-size:1.08rem}.breadcrumbs{font-size:.82rem;color:#9fb3bf;margin-bottom:14px}.breadcrumbs a{color:#82d9ed}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.check-list{list-style:none;padding:0;margin:22px 0}.check-list li{position:relative;padding:9px 0 9px 29px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:900}.spec{width:100%;border-collapse:collapse}.spec th,.spec td{text-align:left;padding:14px;border-bottom:1px solid var(--line);vertical-align:top}.spec th{width:30%;color:var(--navy)}.notice{background:#fff7df;border-left:4px solid #e4a719;padding:18px 20px}.contact-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:44px}.contact-box{background:var(--navy);color:#fff;padding:30px;border-radius:12px}.contact-box a{color:#82d9ed}.contact-form{display:grid;gap:16px}.field{display:grid;gap:6px}.field label{font-weight:800}.field input,.field textarea,.field select{width:100%;border:1px solid #b9c9d2;border-radius:7px;padding:12px 13px;font:inherit}.field textarea{min-height:160px;resize:vertical}.form-note{font-size:.86rem;color:var(--muted)}.footer{background:#061621;color:#c3d2db;padding:52px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:36px}.footer h2,.footer h3{color:#fff}.footer a{color:#c3d2db}.footer-bottom{border-top:1px solid #29404e;margin-top:36px;padding-top:22px;font-size:.82rem}.badge-row{display:flex;flex-wrap:wrap;gap:9px}.badge{border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.82rem;font-weight:700;background:#fff}.anchor-offset{scroll-margin-top:90px}
@media(max-width:860px){.nav{display:none;position:absolute;top:74px;left:0;right:0;background:#fff;padding:20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.menu-button{display:block}.hero-grid{grid-template-columns:1fr;min-height:auto;padding:64px 0}.hero-panel{max-width:560px}.card-grid{grid-template-columns:1fr 1fr}.flow{grid-template-columns:1fr 1fr}.two-col,.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-band{grid-template-columns:1fr}.case-list{grid-template-columns:1fr}}
@media(max-width:560px){.container{width:min(100% - 28px,1120px)}.brand small{display:none}.section{padding:65px 0}.card-grid,.flow,.footer-grid{grid-template-columns:1fr}.hero-grid{gap:28px}.hero-panel{padding:20px}.cta-band{padding:28px}.actions .button{width:100%}.page-hero{padding:58px 0 50px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.photo-feature{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}.photo-feature img{display:block;width:100%;height:auto}.photo-feature figcaption{padding:14px 18px;color:var(--muted);font-size:.86rem}.jig-gallery{display:grid;grid-template-columns:1.45fr .55fr;gap:20px;align-items:stretch}.jig-gallery figure{margin:0}.jig-gallery .photo-feature img{height:100%;min-height:360px;object-fit:cover}.jig-gallery .photo-feature:last-child img{object-position:center}.real-work-badge{display:inline-block;background:#dff3f7;color:#07506b;border-radius:999px;padding:5px 11px;font-size:.78rem;font-weight:900;margin-bottom:12px}@media(max-width:760px){.jig-gallery{grid-template-columns:1fr}.jig-gallery .photo-feature img{height:auto;min-height:0}}