:root{--ink:#102a43;--muted:#5b7083;--line:#d9e2ec;--surface:#fff;--soft:#f2f7fb;--blue:#1677c8;--blue-dark:#0b4f88;--teal:#0f9d8a;--danger:#c2413a}*{box-sizing:border-box}html{background:#eaf3f8}body{color:var(--ink);background:#eaf3f8;margin:0;font-family:Hiragino Sans,Yu Gothic,Meiryo,sans-serif}button,input,select{font:inherit}button{cursor:pointer}.shell{min-height:100vh}.topbar{color:#fff;background:linear-gradient(115deg,#073b63,#0d6cae);padding:46px clamp(20px,5vw,72px) 52px}.topbar-inner{justify-content:space-between;align-items:center;gap:20px;max-width:1180px;margin:0 auto;display:flex}.topbar .portfolio-link{color:#d8efff;margin-bottom:18px;font-size:12px;font-weight:700;text-decoration:none;transition:color .2s,transform .2s;display:inline-flex}.topbar .portfolio-link:hover{color:#fff;transform:translate(-2px)}.brand{letter-spacing:.12em;opacity:.8;text-transform:uppercase;font-size:14px}.topbar h1{letter-spacing:-.03em;margin:6px 0 0;font-size:clamp(24px,3vw,38px)}.topbar p{color:#d8efff;max-width:660px;margin:8px 0 0;line-height:1.7}.badge{color:#e4f7ff;white-space:nowrap;border:1px solid #77c9f3;border-radius:999px;padding:8px 13px;font-size:13px}.content{max-width:1180px;margin:0 auto;padding:34px 20px 70px}.notice{color:#284b64;background:#fff;border:1px solid #b8d8eb;border-radius:16px;margin-bottom:22px;padding:16px 20px;line-height:1.7}.notice strong{color:var(--blue-dark)}.page-nav{z-index:5;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;flex-wrap:wrap;justify-content:center;gap:6px 22px;padding:12px 20px;display:flex;position:sticky;top:0}.page-nav a{color:var(--blue-dark);font-size:12px;font-weight:700;text-decoration:none}.page-nav a:hover{color:var(--blue);text-decoration:underline}.section-block{scroll-margin-top:68px}.intro-block{padding:24px 8px 20px}.intro-block h2{letter-spacing:-.05em;max-width:820px;margin:0 0 14px;font-size:clamp(28px,4vw,46px);line-height:1.2}.section-lead{max-width:820px;color:var(--muted);margin:0;line-height:1.9}.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:26px;display:grid}.feature-card{border:1px solid var(--line);background:#ffffffb8;border-radius:14px;padding:20px}.feature-card h3{margin:12px 0 7px;font-size:17px}.feature-card p{color:var(--muted);margin:0;font-size:13px;line-height:1.75}.feature-number{color:var(--blue);letter-spacing:.12em;font-size:12px;font-weight:800}.service-section{padding:28px 0 18px}.service-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.service-card{background:linear-gradient(160deg,#fff,#f5fbff);border:1px solid #b8d8eb;border-radius:14px;min-height:176px;padding:20px}.service-index{color:var(--blue);letter-spacing:.12em;font-size:12px;font-weight:800}.service-card h3{color:var(--blue-dark);margin:15px 0 8px;font-size:16px}.service-card p{color:var(--muted);margin:0;font-size:12px;line-height:1.75}.who-what-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.who-what-card{border:1px solid var(--line);background:#fff;border-radius:14px;min-height:142px;padding:18px}.who-what-card h3{color:var(--blue-dark);margin:0 0 9px;font-size:14px}.who-what-card p{color:var(--muted);margin:0;font-size:12px;line-height:1.75}.subsection-title{color:var(--ink);margin:24px 0 12px;font-size:17px}.service-cta{color:#e9f7ff;background:var(--blue-dark);border-radius:14px;justify-content:space-between;align-items:center;gap:20px;margin-top:16px;padding:18px 20px;display:flex}.service-cta div{gap:5px;display:grid}.service-cta strong{font-size:14px}.service-cta span{color:#c7e5f6;font-size:12px;line-height:1.6}.cta-button{color:var(--blue-dark);background:#fff;border-radius:9px;flex:none;padding:11px 15px;font-size:12px;font-weight:800;text-decoration:none}.cta-button:hover{background:#e5f5ff}.step-title{letter-spacing:-.02em!important;font-size:20px!important}.step-description{margin-top:9px}.disclosure-section{padding:30px 0 8px}.section-heading{justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px;display:flex}.section-heading h2,.faq-section h2{letter-spacing:-.04em;margin:0;font-size:clamp(25px,3vw,36px)}.section-heading>p{max-width:520px;color:var(--muted);margin:0;font-size:13px;line-height:1.75}.disclosure-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.disclosure-item{border:1px solid var(--line);background:#fff;border-radius:14px;min-height:146px;padding:18px}.disclosure-item h3{color:var(--blue-dark);margin:0 0 10px;font-size:16px}.disclosure-item p{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.source-note{color:var(--muted);margin:15px 0 0;font-size:11px;line-height:1.7}.source-note a{color:var(--blue-dark)}.references-section{padding:30px 0 8px}.reference-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.reference-item{border:1px solid var(--line);background:#fff;border-radius:14px;flex-direction:column;min-height:140px;padding:20px;display:flex}.reference-category{color:var(--blue);letter-spacing:.1em;margin:0;font-size:11px;font-weight:800}.reference-item h3{margin:11px 0 4px;font-size:17px;line-height:1.45}.reference-item h3 a{color:var(--blue-dark);text-decoration:none}.reference-item h3 a:hover{color:var(--blue);text-decoration:underline}.reference-publisher{color:var(--muted);margin:0;font-size:12px}.reference-item>p:not(.reference-category):not(.reference-publisher){color:var(--muted);margin:13px 0 0;font-size:12px;line-height:1.75}.report-value{letter-spacing:-.03em!important;font-size:22px!important}.faq-section{padding:18px 0 0}.faq-list{border-top:1px solid var(--line);max-width:900px;margin-top:18px}.faq-item{border-bottom:1px solid var(--line);padding:17px 4px}.faq-item summary{cursor:pointer;color:var(--ink);font-size:14px;font-weight:700}.faq-item p{max-width:820px;color:var(--muted);margin:11px 0 0;font-size:13px;line-height:1.8}.visual-intro,.visual-row{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:stretch;gap:22px;margin-bottom:22px;display:grid}.visual-intro-copy,.visual-row-copy{flex-direction:column;justify-content:center;padding:26px 4px 26px 8px;display:flex}.eyebrow{color:var(--blue-dark);letter-spacing:.14em;margin:0 0 10px;font-size:12px;font-weight:800}.visual-intro h2,.visual-row h2{color:var(--ink);letter-spacing:-.045em;margin:0 0 14px;font-size:clamp(25px,3vw,38px);line-height:1.22}.visual-intro-copy>p:not(.eyebrow),.visual-row-copy>p:not(.eyebrow){color:var(--muted);margin:0;line-height:1.85}.visual-tags{flex-wrap:wrap;gap:8px;margin-top:22px;display:flex}.visual-tags span{color:var(--blue-dark);background:#ffffffb8;border:1px solid #b8d8eb;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:700}.visual-figure{border:1px solid var(--line);background:#fff;border-radius:18px;margin:0;position:relative;overflow:hidden;box-shadow:0 12px 30px #18446614}.map-figure{min-height:330px}.map-figure img{object-fit:cover;object-position:center;padding:14px 14px 45px}.chart-figure{place-items:center;padding:18px 18px 48px;display:grid}.chart-figure img{object-fit:contain;width:100%;height:auto;max-height:300px}.visual-figure figcaption{color:var(--muted);font-size:12px;position:absolute;bottom:14px;left:16px;right:16px}.visual-row{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr)}.mini-stat{border-left:3px solid var(--teal);background:#eaf8f5;align-items:baseline;gap:12px;margin-top:14px;padding:13px 14px;display:flex}.mini-stat strong{color:var(--ink);font-size:16px}.mini-stat span{color:var(--muted);font-size:12px}.depth-table-figure{border:1px solid var(--line);background:#fbfdff;border-radius:12px;margin:18px 0 0;padding:10px 10px 0}.depth-data-wrap{margin-top:0;overflow-x:visible}.risk-table{table-layout:fixed;border:1px solid var(--line);font-variant-numeric:tabular-nums;background:#fff;border-radius:10px;width:100%;min-width:0;overflow:hidden}.risk-table caption{color:var(--ink);text-align:left;padding:4px 0 12px;font-size:13px;font-weight:700}.risk-table thead th{color:var(--blue-dark);white-space:normal;vertical-align:middle;background:#e8f2f8;padding:7px 3px;font-size:11px;line-height:1.35}.risk-table tbody tr:nth-child(2n){background:#f7fafc}.risk-table tbody th{color:var(--ink);font-weight:800}.risk-table tbody td,.risk-table tbody th{white-space:nowrap;padding:7px 3px}.risk-table th:first-child,.risk-table td:first-child{width:17%}.risk-table th:not(:first-child),.risk-table td:not(:first-child){width:20.75%}.risk-table tbody tr:hover{background:#eaf8f5}.depth-table-figure figcaption{color:var(--muted);padding:8px 2px 10px;font-size:11px}.contact-section{border-top:1px solid var(--line);margin-top:58px;padding:42px 0 12px}.contact-section h2{letter-spacing:-.04em;margin:0;font-size:clamp(28px,4vw,42px)}.contact-lead{max-width:680px;color:var(--muted);line-height:1.8}.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:16px;max-width:680px;margin-top:24px;padding:26px;box-shadow:0 12px 30px #18446614}.contact-field{gap:7px;margin-bottom:18px;display:grid}.contact-field label{color:var(--ink);font-size:13px;font-weight:700}.contact-field input,.contact-field textarea{width:100%;color:var(--ink);font:inherit;background:#fff;border:1px solid #b7c8d6;border-radius:9px;padding:11px 12px}.contact-field textarea{resize:vertical;min-height:150px}.contact-field input:focus,.contact-field textarea:focus{border-color:var(--blue);outline:3px solid #1677c829}.contact-honeypot{width:1px;height:0;position:absolute;left:-9999px;overflow:hidden}.contact-submit{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:9px;padding:12px 22px;font-weight:700}.contact-submit:hover{background:var(--blue-dark)}.contact-submit:disabled{opacity:.55;cursor:wait}.contact-status{min-height:22px;margin:16px 0 0;font-size:13px;line-height:1.7}.contact-status[data-state=success]{color:#16734b}.contact-status[data-state=error]{color:#b42318}.contact-note{max-width:680px;color:var(--muted);margin:13px 0 0;font-size:12px;line-height:1.7}.grid{grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);align-items:start;gap:22px;display:grid}.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:0 12px 30px #18446614}.card h2{margin:0 0 5px;font-size:20px}.card-intro{color:var(--muted);margin:0 0 20px;font-size:14px;line-height:1.7}.section-label{color:var(--blue-dark);letter-spacing:.08em;margin:22px 0 12px;font-size:13px;font-weight:700}.fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.field{gap:6px;display:grid}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.field small{color:var(--muted);font-size:11px;line-height:1.4}.field input,.field select{width:100%;min-height:44px;color:var(--ink);background:#fff;border:1px solid #b7c8d6;border-radius:9px;padding:9px 11px}.field input:focus,.field select:focus{border-color:var(--blue);outline:3px solid #1677c829}.primary{background:var(--blue);color:#fff;border:0;border-radius:10px;width:100%;margin-top:22px;padding:13px 18px;font-weight:700;transition:background .2s,transform .2s}.primary:hover{background:var(--blue-dark);transform:translateY(-1px)}.result-card{position:sticky;top:20px}.result-empty{text-align:center;min-height:210px;color:var(--muted);background:var(--soft);border-radius:12px;place-items:center;padding:24px;line-height:1.8;display:grid}.result-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.metric{border:1px solid var(--line);background:#fbfdff;border-radius:12px;padding:15px}.metric.highlight{background:#eaf8f5;border-color:#8bd6c8}.metric .label{color:var(--muted);font-size:12px;line-height:1.4}.metric .value{letter-spacing:-.04em;margin-top:7px;font-size:clamp(22px,3vw,30px);font-weight:800}.metric .unit{margin-left:3px;font-size:13px;font-weight:500}.table-wrap{margin-top:18px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px}th,td{border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;padding:9px 6px}th:first-child,td:first-child{text-align:left}th{color:var(--muted);font-weight:700}.footnote{color:var(--muted);margin:20px 0 0;font-size:11px;line-height:1.7}.footer{color:#607d94;max-width:1180px;margin:0 auto;padding:0 20px 38px;font-size:12px;line-height:1.7}@media (max-width:840px){.topbar-inner{display:block}.badge{margin-top:15px;display:inline-block}.grid,.visual-intro,.visual-row{grid-template-columns:1fr}.result-card{position:static}.visual-intro-copy,.visual-row-copy{padding:12px 2px}.map-figure{min-height:280px}.feature-grid,.disclosure-grid,.service-grid,.who-what-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section-heading{display:block}.section-heading>p{margin-top:12px}.service-cta{flex-direction:column;align-items:flex-start}}@media (max-width:520px){.fields,.result-grid,.feature-grid,.disclosure-grid,.who-what-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.card{padding:19px}.page-nav{justify-content:flex-start;gap:7px 15px}}.depth-table-figure .depth-data-wrap{overflow-x:hidden}@media (max-width:520px){.depth-table-figure{padding:8px 6px 0}.risk-table{font-size:10px}.risk-table caption{padding-bottom:8px;font-size:12px}.risk-table thead th{padding:6px 1px;font-size:9px;line-height:1.25}.risk-table tbody td,.risk-table tbody th{padding:6px 1px}}@media (max-width:640px){.reference-grid{grid-template-columns:1fr}.reference-item{min-height:0}}
