:root{--ink:#182f45;--muted:#516577;--navy:#122b42;--gold:#b68b43;--cream:#f5f3ed;--line:#d9dedf;--green:#256b59;--amber:#805c10}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;line-height:1.85}a{color:#195e79;text-underline-offset:4px}button,input,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #cc901e;outline-offset:4px}header{background:var(--navy);color:white;padding:42px max(24px,calc((100% - 1136px)/2)) 48px}.brand{color:#e4c185;font-size:13px;font-weight:700;letter-spacing:.16em}h1{font-size:clamp(28px,4vw,44px);line-height:1.45;margin:18px 0}header p{max-width:760px;color:#e0e8ec}header .promise{color:#f4d394;font-weight:700}nav{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}nav a{color:white;border:1px solid #8096a6;border-radius:6px;text-decoration:none;padding:8px 16px;font-size:14px}main{max-width:1184px;margin:auto;padding:28px 24px 56px}section{scroll-margin-top:20px;margin:42px 0}h2{font-size:clamp(23px,3vw,29px);line-height:1.5;margin:0 0 12px}h3{font-size:19px;line-height:1.6;margin:8px 0 10px}p{margin:8px 0 16px}.intro{color:var(--muted);max-width:900px}.label{font-size:12px;letter-spacing:.08em;font-weight:700;color:#7c5c2a}.note{background:#ede7d8;border-left:4px solid var(--gold);padding:14px 18px;font-size:14px}.small{font-size:13px;color:var(--muted)}.state-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0 14px}.state-buttons button{border:1px solid #afbdc6;border-radius:9px;background:white;color:var(--ink);text-align:left;padding:15px 20px}.state-buttons button strong{display:block;font-size:19px}.state-buttons button span{display:block;font-size:13px;margin-top:4px}.state-buttons button[aria-pressed=true]{background:var(--navy);color:white;border-color:var(--navy);box-shadow:inset 0 -4px #d9ae61}.state-panel{background:white;border:1px solid var(--line);border-radius:10px;padding:24px;min-height:215px}.state-panel h3{margin-top:0}.button-link{display:inline-block;background:var(--navy);color:white;padding:10px 18px;text-decoration:none;border-radius:6px;margin:6px 10px 0 0;font-size:14px}.text-link{display:inline-block;margin:6px 12px 0 0}.pill{display:inline-block;border-radius:4px;background:#e3eee8;color:var(--green);font-size:12px;line-height:1.5;padding:4px 8px;font-weight:700}.pill.wait{background:#fff0c8;color:var(--amber)}.pill.optional{background:#e8ecf4;color:#46577d}.actors{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0}.actor{position:relative;border:1px solid var(--line);border-radius:9px;background:white;padding:20px 18px}.actor b{display:block;font-size:18px;margin-bottom:8px}.actor p{font-size:14px;margin:0}.actor .number{font-size:12px;color:#81612c;font-weight:700}.mechanism{display:flex;align-items:stretch;gap:9px;margin:16px 0}.mechanism span{background:#e4ebed;border-radius:6px;padding:10px 14px;text-align:center;flex:1;font-size:14px}.mechanism i{font-style:normal;align-self:center;color:#a37c3b}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:white;border:1px solid var(--line);border-radius:9px;padding:22px}.card ul{padding-left:20px;font-size:14px}.route{counter-reset:route;list-style:none;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.route li{position:relative;padding:20px 20px 20px 62px;background:white;border:1px solid var(--line);border-radius:9px}.route li:before{counter-increment:route;content:counter(route);position:absolute;left:20px;top:20px;width:28px;height:28px;text-align:center;line-height:28px;border-radius:50%;background:var(--navy);color:#f6d399;font-size:14px}.route h3{margin:0 0 6px;font-size:17px}.route p{font-size:14px;margin:0 0 8px}.route a{font-size:13px}.pdf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.pdf-card{display:block;background:white;border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:9px;padding:20px;text-decoration:none;color:var(--ink)}.pdf-card p{font-size:14px;color:var(--muted)}.pdf-card strong{font-size:13px;color:#195e79}.video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.video-card{background:white;border:1px solid var(--line);border-radius:11px;padding:20px;scroll-margin-top:20px}.video-card h3{font-size:20px}.eyebrow{color:#7c5c2a;font-size:12px;font-weight:700}.eyebrow span{float:right;color:var(--muted)}video{display:block;width:100%;aspect-ratio:16/9;background:var(--navy);border-radius:6px}.goals{margin:12px 0;font-size:14px}.goals b{color:#365870}.links{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;margin:12px 0}.chapter{font-size:13px;color:var(--muted);border-top:1px solid #e5e9ea;padding-top:10px}.study-check{display:flex;gap:8px;align-items:flex-start;font-size:14px;margin-top:12px}.study-check input{width:18px;height:18px;flex-shrink:0;margin-top:4px;accent-color:var(--green)}.progress{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:16px;flex-wrap:wrap}.progress button{border:0;background:none;color:#195e79;text-decoration:underline;font-size:12px;padding:4px}.templates{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.template textarea{width:100%;height:230px;resize:vertical;border:1px solid #b6c3c9;background:#fafbf9;border-radius:5px;padding:12px;font-size:14px;line-height:1.75;color:var(--ink)}.copy-button{border:1px solid #b9c5cb;border-radius:5px;background:white;color:var(--ink);padding:6px 13px;font-size:13px}.copy-status{font-size:12px;color:var(--green);min-height:24px;display:block;margin-top:5px}.checklist{list-style:none;padding:0;margin:0}.checklist li{margin:12px 0}.checklist label{display:flex;gap:10px;font-size:15px}.checklist input{width:19px;height:19px;flex-shrink:0;margin-top:6px;accent-color:var(--green)}.quiz{padding:20px;background:white;border:1px solid var(--line);border-radius:9px;margin-bottom:14px}.quiz legend{font-weight:700;font-size:17px;padding:0 8px}.quiz label{display:block;padding:8px;font-size:14px}.quiz button{background:var(--navy);color:white;border:0;border-radius:5px;padding:7px 16px;font-size:13px;margin:10px 0}.quiz .answer{padding:12px;background:#edf3f0;border-radius:5px;font-size:14px}.glossary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.term{background:white;border:1px solid var(--line);border-radius:7px;padding:15px}.term dt{font-weight:700;font-size:16px}.term dd{margin:5px 0 0;font-size:14px}.support{background:var(--navy);color:white;border-radius:11px;padding:26px}.support a{color:#f1d29a}.support .small{color:#ccd9e0}footer{max-width:1136px;margin:auto;border-top:1px solid var(--line);padding:24px 0 40px;font-size:12px;color:var(--muted)}.help-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:24px}.download-row{margin-top:22px;padding-top:15px;border-top:1px solid var(--line)}[hidden]{display:none!important}a,button,textarea{overflow-wrap:anywhere}
@media(max-width:960px){.actors,.pdf-grid{grid-template-columns:repeat(2,1fr)}.templates{grid-template-columns:1fr}.template textarea{height:190px}.grid3,.glossary{grid-template-columns:1fr 1fr}}
@media(max-width:620px){header{padding:30px 20px 34px}main{padding:20px 16px 40px}section{margin:32px 0}.state-buttons{gap:6px}.state-buttons button{padding:12px 8px}.state-buttons button strong{font-size:16px}.state-buttons button span{font-size:11px}.state-panel{padding:18px}.video-grid,.pdf-grid,.grid3,.route,.glossary,.help-grid{grid-template-columns:1fr}.actors{gap:8px}.actor{padding:14px}.actor b{font-size:16px}.actor p{font-size:13px}.mechanism{flex-direction:column;gap:4px}.mechanism i{transform:rotate(90deg);line-height:1.2}.mechanism span{padding:8px}.video-card{padding:15px}.support{padding:20px}footer{margin:0 16px}.route li{padding-left:55px}.route li:before{left:15px}.button-link{margin-right:0}.card{padding:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}


.pdf-picker{border:1px solid #b7c4ca;border-radius:9px;background:#fff;padding:14px 18px;margin:22px 0 10px;min-width:0}
.pdf-picker legend{font-weight:700;padding:0 8px;font-size:16px}
.pdf-options{display:flex;gap:12px;flex-wrap:wrap}
.pdf-options label{display:flex;align-items:center;gap:9px;border:1px solid #bcc8ce;border-radius:6px;padding:9px 16px;cursor:pointer;font-size:15px}
.pdf-options label:has(input:checked){background:var(--navy);color:white;border-color:var(--navy)}
.pdf-options input{width:18px;height:18px;accent-color:var(--gold);margin:0}
.pdf-card{display:flex;flex-direction:column;min-width:0}
.pdf-card .pdf-primary{display:block;font-weight:700;font-size:14px;margin-top:auto;padding-top:10px}
.pdf-card .pdf-alternates{font-size:12px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line);display:flex;gap:14px;flex-wrap:wrap}
.pdf-selected{font-size:14px;color:var(--muted);margin:10px 0 18px}
@media(max-width:620px){.pdf-options{display:grid;grid-template-columns:1fr 1fr;gap:8px}.pdf-options label{padding:10px 7px;font-size:13px;gap:6px}.pdf-picker{padding:12px 10px}.pdf-options input{flex-shrink:0}}

.public-guide-nav{display:flex;flex-wrap:wrap;gap:12px;padding:16px 20px;font:600 13px/1.5 system-ui;background:#fff;color:#162d50}.public-guide-nav a{text-decoration:underline;text-underline-offset:4px}
.public-margin-top{margin-top:20px}