:root{color-scheme:light;--ink:#263934;--muted:#566862;--line:#d4dfd9;--green:#19604c;--surface:#f3f6f3;--danger:#9c3026;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;color:var(--ink);background:var(--surface);font-size:15px;line-height:1.65}*{box-sizing:border-box}body{margin:0}header{background:#fff;border-bottom:1px solid var(--line);padding:19px max(24px,calc((100vw - 1240px)/2));display:flex;justify-content:space-between;gap:16px;align-items:center}header strong{font-size:22px;margin-right:20px}header span{color:var(--muted)}.badge{font-size:12px;border:1px solid var(--line);border-radius:5px;padding:4px 9px}main{max-width:1288px;margin:auto;padding:32px 24px}h1{font-size:26px;line-height:1.4;margin:0 0 10px}h2{font-size:18px;margin:0 0 16px}p{margin:0 0 14px}.intro{display:flex;justify-content:space-between;gap:24px;margin-bottom:20px}.intro p{max-width:68ch;color:var(--muted)}.toolbar{display:flex;gap:8px;align-items:flex-start;flex-shrink:0}.notice{background:#e7eee7;padding:12px 16px;border-radius:5px;font-size:13px}.layout{display:grid;grid-template-columns:285px minmax(0,1fr);gap:24px;align-items:start}section{background:#fff;padding:24px;border:1px solid var(--line);border-radius:6px;margin-bottom:20px}.section-heading{display:flex;justify-content:space-between;gap:20px}.section-heading h2{margin-bottom:6px}.section-heading button{align-self:flex-start;flex-shrink:0}.help{font-size:13px;color:var(--muted);max-width:70ch}label.field{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;margin-bottom:14px}input,select,textarea{width:100%;font:inherit;color:var(--ink);background:#fff;border:1px solid #a8bcb2;border-radius:4px;padding:8px 10px;min-height:40px;caret-color:var(--green)}textarea{min-height:80px;resize:vertical;font-weight:400}input:disabled{background:var(--surface);color:var(--muted)}input[type=checkbox]{width:18px;height:18px;min-height:0;accent-color:var(--green)}button,.download{font:inherit;font-size:13px;font-weight:600;border:1px solid #a8bcb2;border-radius:4px;padding:9px 13px;background:#fff;color:var(--ink);cursor:pointer;min-height:40px;text-decoration:none;display:inline-block}button:hover,.download:hover{background:#edf4ef;border-color:var(--green)}button:active{background:#e0ebe4}button:disabled{opacity:.55;cursor:default}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#124c3c;color:white}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #32866c;outline-offset:3px}.entry{border-top:1px solid var(--line);padding:18px 0}.entry-head{display:flex;justify-content:space-between;gap:12px;margin-bottom:12px;align-items:center}.entry-head label{display:flex;align-items:center;gap:9px;font-weight:600}.entry-head button{padding:4px 10px;min-height:34px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:16px}.field.wide{grid-column:1/-1}.record-status{font-size:12px;color:var(--muted)}.record-status.confirmed{color:var(--green)}.record-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.file-label{font-size:13px;display:block;margin-top:16px}.file-label input{font-size:12px;margin:6px 0 10px}#message{margin:0 0 16px;min-height:0}#message:not(:empty){padding:12px 16px;background:#e7eee7;border-radius:4px}#message.error{color:var(--danger);background:#f9eee9}#downloads{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}iframe{width:100%;height:580px;border:1px solid var(--line);background:white}iframe[hidden]{display:none}.schedule-item{padding:12px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;font-variant-numeric:tabular-nums}footer{font-size:12px;color:var(--muted);padding:10px 0 30px}::selection{background:#c3e2d1;color:#153d31}*{scrollbar-color:#9fb5aa var(--surface);scrollbar-width:thin}@media(max-width:900px){.intro{display:block}.toolbar{margin-top:16px}.layout{grid-template-columns:240px minmax(0,1fr)}section{padding:18px}.fields{grid-template-columns:1fr}.field.wide{grid-column:auto}}@media(max-width:680px){header{padding:14px 16px;align-items:flex-start}header div span{display:block;font-size:12px}header strong{font-size:20px}.badge{max-width:120px;font-size:11px}main{padding:24px 16px}.layout{grid-template-columns:1fr;gap:0}.intro h1{font-size:23px}.section-heading{display:block}.section-heading button{margin-bottom:14px}section{padding:18px;margin-bottom:16px}iframe{height:450px}.schedule-item{display:block}button{white-space:normal}.record-actions{align-items:flex-start}}

#case-fields>button{margin-bottom:16px}.review-check{display:flex;gap:10px;align-items:flex-start;margin:16px 0;font-size:13px}.review-check input{flex-shrink:0;margin-top:3px}

.screen[hidden]{display:none}.screen-nav{display:flex;gap:8px;margin:24px 0;border-bottom:1px solid var(--line);padding-bottom:10px}.screen-nav button{font-size:15px;background:transparent;border-color:transparent;padding:10px 18px}.screen-nav button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:#fff}.screen-next{display:flex;justify-content:flex-end;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}h3{font-size:15px;margin:24px 0 10px}details{border-top:1px solid var(--line);padding-top:14px;margin-top:14px}summary{font-size:14px;font-weight:600;cursor:pointer;min-height:40px;padding:6px 0;outline-offset:4px}details[open]>summary{margin-bottom:14px}summary:focus-visible{outline:3px solid #32866c}.schedule-panel{background:#fff;padding:20px 24px;border:1px solid var(--line);border-radius:6px;margin:0 0 20px}input[type=number]{font-variant-numeric:tabular-nums}#result{scroll-margin-top:24px}#comparison-options{max-width:360px}.entry:first-child{margin-top:8px}@media(max-width:680px){.screen-nav{gap:4px;margin:18px 0}.screen-nav button{flex:1;font-size:13px;padding:10px 5px}header strong{font-size:18px;margin-right:0}header{gap:10px}.toolbar{flex-wrap:wrap}.schedule-panel{padding:16px}.screen-next{justify-content:stretch}.screen-next button{width:100%}}

.case-tools{border:0;padding:0;margin:0}.case-tools>summary{display:none}.screen-nav{position:sticky;top:0;z-index:2;background:var(--surface)}@media(max-width:680px){.case-tools{margin:0 0 18px;border-bottom:1px solid var(--line)}.case-tools>summary{display:block}.case-tools:not([open])>section{display:none}}

/* Shared mock: teal navigation, pale work surface and white input panels. */
:root{--ink:#202f3b;--muted:#50616f;--line:#dce3e8;--green:#185e70;--surface:#f3f5f7}
.app-rail{position:fixed;inset:0 auto 0 0;width:212px;display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;padding:24px 16px;background:#fff;border:0;border-right:1px solid var(--line);z-index:5;overflow:auto}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:30px}.brand-mark{display:grid;place-items:center;flex:0 0 34px;height:34px;background:var(--green);border-radius:8px;color:#fff;font-size:13px;font-weight:700}.brand strong{font-size:14px;margin:0;display:block;white-space:nowrap}.brand div>span{font-size:12px;color:var(--muted);display:block}
.app-rail .screen-nav{position:static;display:flex;flex-direction:column;gap:8px;padding:0;margin:0;background:#fff;border:0}.app-rail .screen-nav button{width:100%;text-align:left;padding:12px 14px;font-size:14px;border-radius:7px;white-space:nowrap}.app-rail .screen-nav button[aria-pressed=true]{background:#e2f0f3;color:#14566a;border-color:transparent}.app-rail .screen-nav button:hover{background:#eef5f7}
.manual-link{color:var(--green);font-size:13px;padding:16px 12px;text-underline-offset:4px;margin-top:20px}.rail-note{margin-top:auto;padding:24px 12px 0;font-size:12px;color:var(--muted)}
main{max-width:1420px;margin-left:212px;padding:30px 28px}.intro{align-items:center;margin-bottom:18px}.intro h1{font-size:25px}.intro p{font-size:14px;margin:0;max-width:64ch}.notice{background:#e9f1f4;color:#304e5d;font-size:13px}.layout{grid-template-columns:236px minmax(0,1fr);gap:20px}section,.schedule-panel{border-radius:12px}input,select,textarea{border-color:#b5c4cd;border-radius:6px}.primary:hover{background:#124c5b}button:hover,.download:hover{border-color:var(--green);background:#eaf2f5}.primary:hover{color:#fff;background:#124c5b}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline-color:#226e82}::selection{background:#c6e5ee;color:#103e4c}*{scrollbar-color:#aabcc6 var(--surface)}
.skip-link{position:fixed;left:224px;top:-80px;z-index:10;padding:10px 16px;background:#fff;color:var(--green)}.skip-link:focus{top:12px}
@media(min-width:1500px){main{margin-right:auto}.layout{grid-template-columns:250px minmax(0,1fr)}}
@media(max-width:1100px){.layout{grid-template-columns:1fr}.case-tools{display:grid;grid-template-columns:1fr 1fr;gap:16px}.case-tools>section{margin-bottom:4px}.intro{display:block}.toolbar{margin-top:16px}}
@media(max-width:760px){.app-rail{position:sticky;inset:auto;top:0;width:100%;display:block;padding:12px 16px 8px;border-right:0;border-bottom:1px solid var(--line);overflow:visible}.brand{margin:0 0 10px}.brand strong{font-size:14px}.brand-mark{height:30px;flex-basis:30px}.brand div>span{font-size:11px}.app-rail .screen-nav{flex-direction:row;gap:4px}.app-rail .screen-nav button{text-align:center;flex:1;padding:10px 4px;font-size:12px;min-height:42px}.app-rail .manual-link{position:absolute;right:16px;top:14px;font-size:11px;padding:0;margin:0}.rail-note{display:none}main{margin:0;padding:22px 16px}.intro h1{font-size:23px}.intro p{font-size:13px}.layout{grid-template-columns:1fr}.case-tools{display:block}section{padding:18px}.skip-link{left:16px}.fields{grid-template-columns:1fr}#result{scroll-margin-top:130px}}
@media(prefers-reduced-motion:no-preference){button,a,input,select,textarea{transition:background-color .15s ease-out,border-color .15s ease-out}}