:root{--navy:#0f2742;--navy-3:#1c3a5c;--footer:#0b1c30;--orange:#c2621f;--orange-hover:#a3511a;--cream:#f7f3ea;--paper:#fff;--ink:#1d1b17;--muted:#6f6a60;--line:#e3ddce;--line-soft:#eee8db;--gold:#e0a75c;--serif:"Noto Serif JP","Yu Mincho","Hiragino Mincho ProN",serif;--sans:"Noto Sans JP","Yu Gothic","Hiragino Kaku Gothic ProN",sans-serif;--mono:"IBM Plex Mono","SFMono-Regular",Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--sans);line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit}.shell{width:min(1280px,calc(100% - 160px));margin-inline:auto}
.site-header{color:#fff;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.14)}.header-inner{min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:flex;align-items:center;gap:14px;color:#fff;text-decoration:none;font-family:var(--serif);font-weight:600;letter-spacing:.01em}.brand-code{padding:3px 6px;color:var(--gold);border:1px solid rgba(224,167,92,.7);font:600 11px/1.4 var(--mono);letter-spacing:.12em}.nav-links{display:flex;align-items:center;gap:30px;font-size:13px}.nav-links a{color:rgba(255,255,255,.8);text-decoration:none}.nav-links a:hover{color:#fff}.mobile-offer{display:none;font:500 11px/1.4 var(--mono);color:var(--gold)}
.hero{background:var(--cream);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:64px;align-items:center;padding-top:72px;padding-bottom:64px}.overline,.section-label,.card-label,.sample-code{margin:0 0 18px;color:var(--navy);font:600 11px/1.5 var(--mono);letter-spacing:.14em;text-transform:uppercase}.overline::before,.section-label::before{content:"";display:inline-block;width:28px;height:1px;margin:0 10px 4px 0;background:currentColor}h1,h2,h3{font-family:var(--serif);letter-spacing:-.025em}h1{margin:0;color:var(--navy);font-size:clamp(40px,4vw,52px);font-weight:600;line-height:1.35}.lead{max-width:690px;margin:24px 0 30px;color:var(--muted);font-size:17px;line-height:2}.button{display:inline-flex;min-height:54px;align-items:center;justify-content:center;gap:24px;padding:10px 34px;color:#fff;background:var(--orange);border:1px solid var(--orange);text-decoration:none;font-weight:700;transition:background .16s ease,border-color .16s ease}.button:hover{background:var(--orange-hover);border-color:var(--orange-hover)}.price-card{padding:34px;background:#fff;border:1px solid var(--navy);border-top:5px solid var(--orange)}.card-label{margin-bottom:22px}.price{display:flex;align-items:baseline;margin:0 0 30px;color:var(--navy);font:700 52px/1 var(--serif)}.price span{margin-right:12px;color:var(--muted);font:500 12px/1 var(--sans)}.price small{margin-left:4px;font-size:22px}.offer-facts{margin:0;border-top:1px solid var(--line)}.offer-facts div{display:grid;grid-template-columns:76px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.offer-facts dt{color:var(--muted);font-size:12px;font-weight:700}.offer-facts dd{margin:0;font-size:13px;font-weight:700}.microcopy{margin:20px 0 0;color:var(--muted);font-size:12px}
.proof{padding:80px 0;background:#fff}.section-head{display:grid;grid-template-columns:1fr minmax(300px,460px);gap:80px;align-items:end;margin-bottom:38px}.section-head h2,.sample-intro h2,.scope h2,.contact h2,.comparison h2{margin:0;font-size:clamp(32px,3.5vw,46px);font-weight:600;line-height:1.4}.section-head p:last-child{margin:0 0 4px;color:var(--muted);font-size:14px}.proof-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;padding:1px;background:var(--line)}.proof-card{display:flex;min-height:330px;flex-direction:column;padding:30px;background:#fff}.proof-card-wide{grid-column:1/-1;min-height:270px}.proof-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}.case-no{color:var(--orange);font:600 24px/1 var(--mono)}.case-type{color:var(--muted);font:500 11px/1.5 var(--mono)}.issuer{margin:0 0 7px;color:var(--muted);font-size:12px;font-weight:700}.proof-card h3{max-width:570px;margin:0 0 14px;color:var(--navy);font-size:21px;font-weight:600;line-height:1.55}.summary{max-width:650px;margin:0 0 24px;color:var(--muted);font-size:13px}.card-foot{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-top:auto;padding-top:18px;border-top:1px solid var(--line-soft);font-size:12px}.card-foot span{color:var(--navy);font:600 12px/1.5 var(--mono)}.card-foot a,.sample-link{color:var(--orange);font-weight:700;text-decoration:none}.card-foot a:hover,.sample-link:hover{text-decoration:underline}.proof-note{margin:22px 0 0;padding-left:17px;color:var(--muted);border-left:2px solid var(--orange);font-size:12px}
.service{padding:80px 0;color:#fff;background:var(--navy)}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.section-label-light{color:var(--gold)}.comparison h2{margin-bottom:34px}.compare-table{border-top:1px solid rgba(255,255,255,.25)}.compare-table>div{display:grid;grid-template-columns:1fr 1fr}.compare-table span{padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);font-size:12px}.compare-table span+span{color:#fff;border-left:1px solid rgba(255,255,255,.16)}.compare-table .compare-head span{color:var(--gold);font:600 11px/1.5 var(--mono)}.deliverable-intro{margin:0 0 24px;color:rgba(255,255,255,.73);font-size:14px}.deliverables ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:0;border-top:1px solid rgba(255,255,255,.16);list-style:none}.deliverables li{display:flex;align-items:center;gap:13px;padding:15px 10px;border-bottom:1px solid rgba(255,255,255,.16);font-size:13px}.deliverables li:nth-child(odd){border-right:1px solid rgba(255,255,255,.16)}.deliverables li span{color:var(--gold);font:500 10px/1 var(--mono)}.deliverable-note{margin:18px 0 0;color:rgba(255,255,255,.62);font-size:12px;line-height:1.8}
.sample{padding:80px 0;background:var(--cream);border-bottom:1px solid var(--line)}.sample-layout{display:grid;grid-template-columns:minmax(240px,.65fr) 1.35fr;gap:64px;align-items:start}.sample-intro p:last-child{color:var(--muted);font-size:14px}.sample-sheet{background:#fff;border:1px solid var(--navy)}.sample-sheet header{display:grid;grid-template-columns:1fr 130px 90px;gap:24px;align-items:stretch;padding:28px;border-bottom:1px solid var(--navy)}.sample-code{margin-bottom:9px;color:var(--orange)}.sample-sheet h3{margin:0 0 7px;color:var(--navy);font-size:22px;line-height:1.5}.sample-sheet header p:last-child{margin:0;color:var(--muted);font-size:12px}.score-block,.priority{display:flex;flex-direction:column;justify-content:center;padding-left:20px;border-left:1px solid var(--line)}.score-block span,.priority span{color:var(--muted);font:600 10px/1.4 var(--mono)}.score-block strong{color:var(--navy);font:700 42px/1.1 var(--serif)}.score-block small{color:var(--muted);font-size:10px}.priority strong{color:var(--orange);font:700 42px/1.1 var(--serif)}.sample-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0}.sample-facts div{padding:19px 22px;border-bottom:1px solid var(--line)}.sample-facts div:nth-child(odd){border-right:1px solid var(--line)}.sample-facts div:nth-child(3){grid-column:1/-1;border-right:0}.sample-facts dt{margin-bottom:6px;color:var(--muted);font:600 10px/1.4 var(--mono)}.sample-facts dd{margin:0;font-size:13px}.sample-link{display:block;padding:18px 22px;font-size:13px;text-align:right}
.scope{padding:80px 0;background:#fff}.scope-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border:1px solid var(--line)}.scope-block{padding:38px 42px}.scope-block+.scope-block{border-left:1px solid var(--line)}.scope-block h2{margin-bottom:22px;color:var(--navy);font-size:30px}.scope-block ul{display:grid;gap:13px;margin:0;padding:0;list-style:none}.scope-block li{position:relative;padding-left:20px;color:var(--muted);font-size:14px}.scope-block li::before{content:"—";position:absolute;left:0;color:var(--orange)}.exclusion{background:var(--cream)}
.contact{padding:72px 0;color:#fff;background:var(--navy);border-top:1px solid var(--navy-3)}.contact-grid{display:grid;grid-template-columns:1fr 420px;gap:80px;align-items:center}.contact h2{margin-bottom:16px}.contact p{max-width:680px;margin:0;color:rgba(255,255,255,.72);font-size:14px}.contact .contact-flow{margin-top:18px;color:var(--gold);font-size:12px;font-weight:700}.contact-action{display:flex;flex-direction:column;gap:12px}.contact-action .button{width:100%;font-size:14px;text-align:center}.contact-action small{color:rgba(255,255,255,.6);font-size:12px}.site-footer{padding:25px 0;color:rgba(255,255,255,.53);background:var(--footer);font-size:11px}.footer-inner{display:flex;justify-content:space-between;gap:24px}
@media(max-width:1024px){.shell{width:min(100% - 80px,1280px)}.hero-grid{grid-template-columns:minmax(0,1fr) 360px;gap:40px}.service-grid,.sample-layout,.contact-grid{gap:48px}}
@media(max-width:768px){.shell{width:calc(100% - 40px)}.header-inner{min-height:54px;gap:12px}.brand{font-size:13px}.brand-code,.nav-links{display:none}.mobile-offer{display:block}.hero-grid{grid-template-columns:1fr;gap:24px;padding-top:36px;padding-bottom:36px}.hero-copy{display:contents}.overline{order:1;margin-bottom:-10px}h1{order:2;font-size:30px;line-height:1.45}.lead{order:3;margin:0;font-size:14px;line-height:1.9}.price-card{order:4;padding:24px}.price{font-size:43px}.hero-cta{order:5;width:100%}.proof,.service,.sample,.scope,.contact{padding:48px 0}.section-head,.service-grid,.sample-layout,.contact-grid{grid-template-columns:1fr;gap:24px}.section-head{margin-bottom:28px}.section-head h2,.sample-intro h2,.comparison h2,.contact h2{font-size:26px}.section-head p:last-child{font-size:13px}.proof-grid,.scope-grid{grid-template-columns:1fr}.proof-card,.proof-card-wide{grid-column:auto;min-height:auto;padding:24px}.proof-top{margin-bottom:22px}.service-grid{gap:42px}.deliverables ol{grid-template-columns:1fr}.deliverables li:nth-child(odd){border-right:0}.sample-sheet header{grid-template-columns:1fr;gap:18px;position:relative}.score-block,.priority{display:inline-flex;min-width:44%;padding:14px 0 0;border-top:1px solid var(--line);border-left:0}.score-block{width:54%}.priority{position:absolute;right:28px;bottom:28px;width:30%}.sample-facts{grid-template-columns:1fr}.sample-facts div,.sample-facts div:nth-child(odd),.sample-facts div:nth-child(3){grid-column:auto;border-right:0}.scope-block+.scope-block{border-top:1px solid var(--line);border-left:0}.scope-block{padding:30px 24px}.contact-action{margin-top:4px}.footer-inner{flex-direction:column;gap:6px}}
@media(max-width:420px){.shell{width:calc(100% - 40px)}.brand{letter-spacing:-.02em}.mobile-offer{font-size:10px}.card-foot{align-items:flex-start;flex-direction:column;gap:10px}.deliverables li{padding-inline:4px}}