:root{color-scheme:light;--ink:#183a35;--green:#126b63;--muted:#576c66;--line:#d6e6df;--paper:#f3f8f5}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif}a{color:var(--green);text-underline-offset:4px}button,a,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #cc7b25;outline-offset:4px}header{border-bottom:1px solid var(--line);background:#fff}.bar{max-width:1120px;margin:auto;display:flex;justify-content:space-between;gap:20px;padding:14px 24px}.brand{font-weight:850;text-decoration:none}.badge{font-size:13px;color:#785421;background:#fff4dc;padding:3px 12px;border-radius:20px}.layout{max-width:1120px;margin:24px auto 80px;padding:0 24px;display:grid;grid-template-columns:minmax(0,760px) minmax(200px,1fr);gap:28px}.content{min-width:0}.cover{display:flex;align-items:center;gap:16px;background:linear-gradient(120deg,#e1f2ec,#fff);border:1px solid var(--line);border-radius:20px;padding:20px;margin:16px 0 24px;min-height:140px}.cover .qualification-art{display:block;flex:0 0 40%;height:140px}.cover .qualification-art img{display:block;width:100%;height:100%;object-fit:contain}.identity{flex:1;text-align:right;font-weight:800;color:var(--green);line-height:1.45;font-size:clamp(18px,2.1vw,26px)}.identity span{display:inline-block}.identity small{display:block;font-size:14px;font-weight:500;margin-top:8px}.eyebrow{color:var(--green);font-size:13px;font-weight:750}h1{font-size:clamp(26px,4vw,38px);line-height:1.45;letter-spacing:.01em;margin:14px 0 20px}h2{font-size:23px;line-height:1.5;margin:32px 0 18px}h3{font-size:18px;line-height:1.6}p{margin:12px 0 18px}.lead{font-size:18px;color:#405e55}.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;margin:22px 0}.rule{border-left:5px solid var(--green);background:#e5f3ed}.rule strong{display:block;color:var(--green);font-size:13px;letter-spacing:.08em;margin-bottom:8px}.steps{list-style:none;padding:0;margin:18px 0;display:grid;gap:12px}.steps li{display:flex;align-items:flex-start;gap:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;font-size:17px;overflow-wrap:anywhere}.steps b{flex:none;color:var(--green);background:#e7f3ec;width:32px;height:32px;display:grid;place-content:center;border-radius:50%;font-size:14px}.note{background:#fff8e9;border-color:#ecdcb9}.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tile{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;text-decoration:none;color:var(--ink);min-height:104px}.tile:hover{border-color:var(--green);background:#ecf6ef}.tile span{display:block;font-size:13px;color:var(--muted)}.tile b{font-size:17px;line-height:1.55;display:block}.tile .arrow{float:right;color:var(--green)}.cta{display:block;border-radius:12px;padding:16px 22px;text-align:center;color:white;background:var(--green);font-weight:800;text-decoration:none;margin:24px 0}.aside{position:sticky;top:24px;align-self:start;font-size:14px}.aside a{display:block;padding:10px 0}.aside p{color:var(--muted)}.crumb{font-size:13px}.choices{display:grid;gap:10px;margin:20px 0}.choices button{font:inherit;color:var(--ink);background:#fff;border:1px solid #b9d0c5;border-radius:10px;text-align:left;padding:14px 16px;cursor:pointer;min-height:52px}.choices button:disabled{cursor:default;opacity:1}.choices .correct{background:#e4f5e9;border:2px solid #228456}.choices .wrong{background:#fff0eb;border:2px solid #b54634}.feedback{background:#f1f7f3;border-radius:12px;padding:18px;overflow-wrap:anywhere}.feedback:empty{display:none}.solution{padding:12px 0;border-top:1px solid var(--line)}summary{cursor:pointer;min-height:44px;padding:8px 0;font-weight:700}.sources{font-size:14px;overflow-wrap:anywhere}.scope{font-size:14px;color:#5e695e}.review{font-size:13px;background:#fff4dc;padding:12px 16px;border-radius:8px;margin:20px 0}.stats{display:flex;gap:24px;margin:20px 0}.stats b{display:block;font-size:28px;line-height:1.3}.stats span{color:var(--muted);font-size:13px}.pager{display:flex;justify-content:space-between;gap:16px;margin:32px 0}.pager a{flex:1;padding:14px;border:1px solid var(--line);border-radius:12px;text-decoration:none;background:#fff}footer{max-width:1120px;margin:0 auto 30px;padding:24px;color:var(--muted);font-size:13px}.review-link{font-size:13px}
@media(max-width:760px){.layout{display:block;padding:0 16px;margin-top:16px}.aside{position:static;border-top:1px solid var(--line);padding-top:24px}.bar{padding:12px 16px;gap:8px}.badge{font-size:11px}.panel{padding:18px}.lesson-grid{grid-template-columns:1fr}.cover{padding:14px;gap:8px}.cover .qualification-art{flex-basis:38%;height:110px}.identity{font-size:20px}.identity small{font-size:12px}.steps li{font-size:16px;padding:14px;gap:10px}.lead{font-size:17px}.pager{flex-direction:column}}
@media(max-width:360px){.layout{padding:0 12px}.panel{padding:14px}.identity{font-size:18px}.cover .qualification-art{flex-basis:36%;height:100px}.cover{padding:12px}.bar{padding:12px}.brand{font-size:15px}}

.layout>.ux-reading-bar{grid-column:1/-1;top:0}.layout h2[id]{scroll-margin-top:76px}.scope,.sources{font-size:16px}.layout .ux-reading-inner{max-width:none;padding-inline:16px}

.question h3{white-space:pre-wrap!important}
.question button{min-width:0;max-width:100%;overflow-wrap:anywhere}
.field-list{display:grid;gap:12px}.practice-field,.practice-task{border:1px solid #bbd3c8;border-radius:12px;background:#fff;overflow:hidden}.practice-field summary{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px;cursor:pointer;font-size:17px;font-weight:750;min-height:56px;box-sizing:border-box}.practice-field>summary:after,.practice-task>summary:after{content:'＋';color:#176956;font-size:22px;flex:none}.practice-field[open]>summary:after,.practice-task[open]>summary:after{content:'−'}.practice-field summary>span{flex:1;min-width:0}.practice-field summary>b{font-size:16px;white-space:nowrap}.practice-field[open]>summary,.practice-task[open]>summary{background:#eaf4ee;border-bottom:1px solid #bbd3c8}.practice-body{padding:18px}.practice-body .cta{margin-bottom:16px}.field-lessons{list-style:none;padding:0;margin:0;display:grid}.field-lessons li+li{border-top:1px solid #e1eae5}.field-lessons a{display:flex;justify-content:space-between;gap:16px;padding:15px 0;font-size:16px;line-height:1.7;color:#174b3b;text-decoration:underline;text-underline-offset:4px}.practice-task{margin-top:16px}.practice-task>summary{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:18px;font-size:17px;font-weight:750;cursor:pointer}.practice-task>summary>span{font-size:16px;color:#386653}.case-prompt{white-space:pre-line;font-size:16px;line-height:1.9;overflow-wrap:anywhere}.self-checks{display:grid;gap:8px}.self-checks label{display:flex;align-items:flex-start;gap:12px;min-height:44px;padding:10px 0;font-size:16px;line-height:1.8}.self-checks input{width:22px;height:22px;flex:none;margin:4px 0 0;accent-color:#176956}.practice-field summary:focus-visible,.practice-task summary:focus-visible{outline:3px solid #ba6824;outline-offset:-3px}@media(max-width:390px){.practice-field summary,.practice-task>summary,.practice-body{padding:14px}.practice-body .scope{padding:0}}
.exam-entry h2{margin-top:4px}.exam-entry .cta{margin-bottom:12px}.response-label{display:block;font-weight:700}.case-response{box-sizing:border-box;display:block;width:100%;min-height:160px;margin-top:12px;padding:14px;font:400 16px/1.8 inherit;border:1px solid #9ebeb1;border-radius:10px;color:var(--ink);background:#fff;resize:vertical}.choice-explanations{list-style:none;padding:0;display:grid;gap:12px}.choice-explanations li{padding:16px;border-left:3px solid #b3cfc0;background:#fff;overflow-wrap:anywhere}.choice-explanations p{margin:8px 0 0}.question h3{white-space:pre-line}.solution h4{font-size:18px}.question .steps li{padding:12px}.question .steps{margin-inline:0}.stats{flex-wrap:wrap}.case-response{font-family:inherit;font-size:16px;line-height:1.8}

.ev-figure{margin:20px 0;padding:0;border:0;color:#164f48;font-size:16px;line-height:1.8;overflow-wrap:anywhere}
.ev-figure>figcaption{display:block;font-size:18px;font-weight:800;margin:0 0 14px}
.ev-panels{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:16px;align-items:start}
.ev-panel{min-width:0;background:#f0f7f3;border:1px solid #bfd6cb;border-radius:14px;padding:12px;margin:0}
.ev-panel h5{font-size:17px;line-height:1.7;margin:0 0 12px;color:#164f48}
.ev-panel img{display:block;width:100%;max-width:340px;height:auto;margin:0 auto;background:#fff;border-radius:8px}
.ev-panel p,.ev-figure .ev-note{font-size:16px;line-height:1.85;margin:12px 0 0}
.ev-zoom{display:block;color:#185d50;text-decoration:none}
.ev-zoom span{display:block;min-height:44px;padding:10px 0 0;text-align:center;font-size:16px;font-weight:700;text-decoration:underline;text-underline-offset:4px}
.ev-note{padding:12px 0;border-top:1px solid #bfd6cb}
.ev-zoom:focus-visible{outline:3px solid #ad5b17;outline-offset:3px;border-radius:6px}
@media(max-width:390px){.ev-panel{padding:8px}.ev-panels{grid-template-columns:1fr}.ev-figure{margin-inline:0}}