:root{--ink:#333;--muted:#666;--line:#c8c8c8;--soft:#f5f6f8;--paper:#fff;--deep:#3a3a3a;--max:1160px;--gutter:24px;--radius:10px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;line-height:1.8;overflow-x:hidden}a{color:inherit}img{max-width:100%}.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.narrow{width:min(calc(100% - 40px),720px);margin-inline:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.header-inner{min-height:80px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;margin-right:auto}.brand-mark{font-size:20px;font-weight:800;letter-spacing:.04em}.tagline{font-size:11px;color:var(--muted);border-left:1px solid var(--line);padding-left:14px}.nav{display:flex;align-items:center;gap:24px}.nav a{text-decoration:none;font-size:14px}.menu-button{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;font:inherit}.btn{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:12px 26px;border:1px solid var(--deep);background:var(--deep);color:#fff;text-decoration:none;font-weight:700;border-radius:4px}.btn-outline{background:#fff;color:var(--ink)}.section{position:relative;padding-block:112px}.section.soft{background:var(--soft)}.section-label{display:block;margin-bottom:12px;color:var(--muted);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.section h2,.page-hero h1{margin:0 0 28px;font-size:clamp(30px,4vw,48px);line-height:1.35;letter-spacing:.02em}.section h3{margin:0 0 14px;font-size:22px;line-height:1.5}.lead{font-size:18px;max-width:760px}.center{text-align:center}.center .lead{margin-inline:auto}.hero{min-height:690px;display:grid;align-items:center;background:var(--soft);position:relative;overflow:hidden;padding:96px 0}.hero:before,.hero:after{content:"";position:absolute;border:1px solid #d6d6d6;transform:rotate(18deg);width:34vw;height:34vw;z-index:0}.hero:before{left:-15vw;top:-14vw}.hero:after{right:-17vw;bottom:-18vw}.hero-content{position:relative;z-index:1;width:min(calc(100% - 40px),780px);margin:auto;text-align:center}.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.35;margin:0 0 28px}.hero-copy{font-size:18px}.hero-copy+.hero-copy{margin-top:16px}.hero .btn{margin-top:24px}.badges{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:42px}.badge{display:flex;align-items:center;justify-content:center;min-height:72px;padding:12px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:700}.hero-overlay{min-height:690px;padding:70px 0;background:repeating-linear-gradient(135deg,#d0d0d0,#d0d0d0 14px,#e2e2e2 14px,#e2e2e2 28px);display:grid;align-items:center}.hero-overlay .photo-label{position:absolute;right:28px;bottom:28px;background:#fff;padding:8px 12px;font-size:12px}.overlay-panel{position:relative;width:min(560px,100%);padding:48px;background:rgba(255,255,255,.9)}.overlay-panel h1{font-size:clamp(36px,5vw,58px);line-height:1.3;margin:0 0 24px}.mini-flow,.flow-chain{display:flex;align-items:stretch;gap:0;margin:28px 0}.flow-node{flex:1;min-width:0;padding:14px 10px;border:1px solid var(--line);background:#fff;text-align:center;font-size:13px;font-weight:700}.flow-arrow{display:grid;place-items:center;padding:0 8px;font-size:18px}.split{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.icon-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.icon-tile{display:grid;place-items:center;min-height:76px;background:#fff;border:1px solid var(--line);font-size:13px;text-align:center;padding:8px}.card{background:#fff;border:1px solid var(--line);padding:28px;border-radius:var(--radius)}.equal-card{display:flex;flex-direction:column;min-height:100%}.equal-card .card-cta{margin-top:auto;padding-top:24px}.card-icon{width:46px;height:46px;border:1px solid var(--line);display:grid;place-items:center;margin-bottom:20px;border-radius:50%;font-weight:800}.diagram{margin-top:48px;padding:28px;background:#fff;border:1px solid var(--line)}.branch{display:grid;grid-template-columns:1fr 36px 1fr;gap:12px;align-items:center;margin:12px 0}.branch-source,.branch-target{padding:16px;border:1px solid var(--line);text-align:center;background:var(--soft)}.stats-band{margin-top:48px;background:#e7e8ea;padding:42px 0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}.stat-number{display:block;font-size:56px;line-height:1.1;font-weight:800}.stat-label{display:block;margin-top:12px;font-size:14px}.source-note{font-size:12px;line-height:1.6;margin:18px 0 0;color:var(--muted)}.cta-band{text-align:center;padding-block:80px;background:var(--soft)}.cta-band h2{font-size:clamp(30px,4vw,46px);margin:0 0 16px}.microcopy{font-size:13px;color:var(--muted);margin-top:14px}.media-portrait{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}.placeholder{position:relative;background:repeating-linear-gradient(135deg,#d4d4d4,#d4d4d4 12px,#ededed 12px,#ededed 24px);border:1px solid #aaa;min-height:260px;display:grid;place-items:center;text-align:center;padding:20px;color:#555;font-size:13px}.portrait{aspect-ratio:3/4;min-height:0}.timeline{position:relative;margin-top:30px}.timeline:before{content:"";position:absolute;left:13px;top:8px;bottom:8px;width:1px;background:#999}.timeline-item{position:relative;padding:0 0 26px 44px}.timeline-item:before{content:"";position:absolute;left:7px;top:8px;width:13px;height:13px;background:#555;border:4px solid #fff;border-radius:50%;box-shadow:0 0 0 1px #777}.timeline-item:last-child{padding-bottom:0}.timeline-item h3{font-size:18px;margin:0 0 6px}.role-chain{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;margin-top:48px}.role-chain .card{position:relative}.role-chain .card:not(:last-child):after{content:"→";position:absolute;right:-26px;top:50%;font-size:20px}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:48px}.step{position:relative;text-align:center}.step:not(:last-child):after{content:"";position:absolute;height:1px;background:#999;top:25px;left:calc(50% + 28px);right:calc(-50% + 28px)}.step-number{position:relative;z-index:1;display:grid;place-items:center;width:52px;height:52px;margin:0 auto 18px;border:1px solid #777;background:#fff;border-radius:50%;font-weight:800}.case-card{background:#333;color:#fff}.case-number{font-size:48px;line-height:1.1;font-weight:800;margin:16px 0}.faq{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;min-height:72px;display:grid;grid-template-columns:56px 1fr 36px;align-items:center;text-align:left;border:0;background:transparent;font:inherit;color:inherit;padding:0;cursor:pointer}.faq-q{font-weight:800}.faq-mark{font-size:24px;text-align:center}.faq-answer{display:none;padding:0 36px 26px 56px}.faq-item.open .faq-answer{display:block}.company-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:48px}.company-table{width:100%;border-collapse:collapse}.company-table th,.company-table td{padding:14px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.company-table th{width:30%;font-size:13px}.alternating{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}.alternating.reverse>*:first-child{order:2}.checklist{list-style:none;padding:0;margin:24px 0}.checklist li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid #ddd}.checklist li:before{content:"✓";position:absolute;left:4px;font-weight:800}.detail-timeline{counter-reset:step}.detail-row{display:grid;grid-template-columns:120px 1fr;gap:28px;padding:28px 0;border-top:1px solid var(--line)}.detail-row:last-child{border-bottom:1px solid var(--line)}.detail-number{font-size:13px;font-weight:800}.detail-body dl{display:grid;grid-template-columns:160px 1fr;gap:8px 18px;margin:16px 0 0}.detail-body dt{font-weight:700}.detail-body dd{margin:0}.price-highlight{text-align:center;padding:48px;border:2px solid #555;margin-top:36px}.price-highlight strong{display:block;font-size:46px}.project-card{position:relative}.confirm-mark{position:absolute;right:18px;top:12px;font-size:16px}.quote{max-width:860px;margin:0 auto;padding:36px;border-left:5px solid #555;background:#fff;font-size:19px}.contact-layout{display:grid;grid-template-columns:6fr 4fr;gap:48px}.form-group{margin-bottom:24px}.form-group label,.form-group legend{display:block;font-weight:700;margin-bottom:8px}.required{font-size:11px;margin-left:8px;border:1px solid #777;padding:2px 5px}.field{width:100%;min-height:48px;border:1px solid #999;background:#fff;padding:12px;font:inherit}.field:focus{outline:2px solid #555;outline-offset:2px}textarea.field{min-height:150px;resize:vertical}.consent{display:flex;gap:10px;align-items:flex-start}.error{display:none;color:#333;font-size:12px;margin:5px 0 0}.form-complete{display:none;padding:48px;background:var(--soft);border:1px solid var(--line)}.form-complete.is-visible{display:block}.form.is-hidden{display:none}.info-card{padding:28px;background:var(--soft);border:1px solid var(--line);margin-bottom:24px}.email-preview{white-space:pre-wrap;font-size:12px;background:#fff;border:1px solid var(--line);padding:18px;max-height:360px;overflow:auto}.policy h2{font-size:24px;margin-top:48px}.policy-addendum{padding:28px;border:2px solid #777;background:var(--soft)}.annotation-chip{display:none;position:absolute;top:14px;right:14px;z-index:5;max-width:300px;background:#333;color:#fff;padding:7px 10px;font-size:11px;line-height:1.5}.show-annotations .annotation-chip{display:block}.wf-toolbar{position:fixed;right:16px;bottom:16px;z-index:50;width:250px;padding:12px;background:#fff;border:1px solid #777;box-shadow:0 8px 24px rgba(0,0,0,.18);font-size:12px}.toolbar-row{display:flex;align-items:center;gap:8px;margin:6px 0}.toolbar-row strong{width:52px}.toolbar-row a,.toolbar-row button{border:1px solid #999;background:#fff;padding:5px 8px;font:inherit;text-decoration:none}.toolbar-row a.active{background:#333;color:#fff}.toolbar-pages{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.site-footer{background:#333;color:#fff;padding:64px 0 96px}.footer-grid{display:grid;grid-template-columns:2fr 3fr;gap:48px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.footer-links a{font-size:13px}.footer-copy{margin-top:32px;font-size:12px;color:#ccc}.only-top{display:none}.top-page .only-top{display:flex}.section-anchor{scroll-margin-top:90px}@media(max-width:768px){.header-inner{min-height:68px}.tagline{display:none}.menu-button{display:block}.nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:20px;flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{text-align:center;padding:8px}.section{padding-block:72px}.hero,.hero-overlay{min-height:auto;padding:72px 0}.hero h1,.overlay-panel h1{font-size:36px}.overlay-panel{padding:28px}.badges,.grid-2,.grid-3,.grid-4,.split,.media-portrait,.company-grid,.alternating,.contact-layout,.footer-grid{grid-template-columns:1fr}.grid-3,.grid-4{gap:18px}.badges{gap:8px}.badge{min-height:54px}.icon-grid{margin-top:24px}.mini-flow,.flow-chain{flex-direction:column}.flow-arrow{transform:rotate(90deg);padding:4px}.branch{grid-template-columns:1fr}.branch .flow-arrow{transform:rotate(90deg)}.stats{grid-template-columns:1fr}.stat-number{font-size:46px}.role-chain{grid-template-columns:1fr}.role-chain .card:not(:last-child):after{content:"↓";right:auto;left:50%;top:auto;bottom:-29px}.steps{grid-template-columns:1fr;gap:0}.step{text-align:left;display:grid;grid-template-columns:62px 1fr;padding-bottom:26px}.step-number{grid-row:1/3;margin:0}.step:not(:last-child):after{height:auto;width:1px;top:52px;bottom:0;left:26px;right:auto}.alternating.reverse>*:first-child{order:0}.detail-row{grid-template-columns:1fr;gap:8px}.detail-body dl{grid-template-columns:1fr}.company-table th,.company-table td{display:block;width:100%}.company-table th{border-bottom:0;padding-bottom:0}.company-table td{padding-top:4px}.footer-links{grid-template-columns:1fr 1fr}.wf-toolbar{left:10px;right:10px;bottom:10px;width:auto}.site-footer{padding-bottom:170px}.annotation-chip{position:static;margin:0 0 16px}.section h2{font-size:32px}}@media print{.wf-toolbar,.site-header{display:none!important}.section{padding-block:52px}.site-footer{padding-bottom:40px}}
