:root{--ink:#173f36;--muted:#6d796f;--bg:#f5f4ed;--line:#dce2d9;--lime:#d9ed91}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select,textarea{font:inherit}button,summary{cursor:pointer;touch-action:manipulation}button{min-height:46px;border:0;border-radius:10px;padding:12px 18px;font-weight:650}button:disabled{opacity:.45;cursor:not-allowed}button:hover{filter:brightness(.96)}:focus-visible{outline:3px solid #e7ad65;outline-offset:3px}[hidden]{display:none!important}header{max-width:1140px;margin:auto;padding:22px 32px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{background:none;color:var(--ink);display:flex;align-items:center;gap:12px;padding:0;text-align:left;font-size:21px;line-height:1.2}.brand small{display:block;font-size:12px;font-weight:450;margin-top:4px}.logo{background:var(--ink);color:var(--lime);padding:14px 12px;border-radius:12px;font-size:17px}main{max-width:1000px;margin:auto;padding:36px 32px}h1{font-size:40px;line-height:1.18;letter-spacing:-1.2px;margin:12px 0 16px}h2{font-size:22px;line-height:1.35;letter-spacing:-.5px;margin:8px 0 16px}p{margin:8px 0 20px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:1.6px;color:#6b7c6b;margin:0}.subtle{color:var(--muted);font-size:14px}.primary{background:var(--ink);color:white}.quiet{background:transparent;border:1px solid var(--line);color:var(--ink)}.back{background:none;color:var(--ink);padding:8px 0;font-size:14px;margin-bottom:24px}.hero{background:var(--ink);color:white;padding:36px 40px;border-radius:20px}.hero .eyebrow{color:var(--lime)}.hero p:not(.eyebrow){color:#c8d8cb}.hero .primary{background:var(--lime);color:var(--ink);margin-top:6px}.hero-secondary{background:transparent;color:white;border:1px solid #678376;margin:6px 0 0 12px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:24px 0}.stat{background:white;border:1px solid var(--line);border-radius:14px;padding:20px}.stat strong{display:block;font-size:32px;letter-spacing:-1px}.stat span{font-size:13px;color:var(--muted)}.panel{background:white;border:1px solid var(--line);border-radius:16px;padding:26px;margin:22px 0}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.section-head h2{margin-top:0}.track{height:7px;background:#e5eadf;border-radius:10px;overflow:hidden}.track span{display:block;height:100%;background:#8da957;transition:width .3s}.topic-progress{display:grid;grid-template-columns:1fr 1fr;gap:20px 32px;margin:26px 0}.topic-row{font-size:14px}.topic-row .row{justify-content:space-between;gap:8px;margin-bottom:8px}.topic-row small{font-size:12px;color:var(--muted)}.storage p{max-width:720px;color:var(--muted);font-size:14px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.filter{max-width:340px;margin:24px 0}label{display:block;font-size:13px;font-weight:650;margin:12px 0 6px}select,input[type=number],textarea{padding:12px;border:1px solid #c9d4c8;border-radius:10px;color:var(--ink);background:white;width:100%}textarea{line-height:1.7;resize:vertical}.random-card{display:flex;align-items:center;justify-content:space-between;gap:18px;background:var(--ink);color:white;width:100%;padding:24px;text-align:left;border-radius:14px}.random-card strong{font-size:21px}.random-card small{display:block;color:#c8d8cb;font-weight:450;font-size:13px}.card-icon{font-size:32px;color:var(--lime)}.random-card>span:nth-child(2){flex:1}.topic-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.topic-card{background:white;border:1px solid var(--line);text-align:left;padding:22px;display:flex;justify-content:space-between;gap:12px;color:var(--ink)}.topic-card strong{display:block;font-size:17px}.topic-card small{display:block;color:var(--muted);font-weight:450;font-size:13px;margin-top:5px}summary{font-size:14px;font-weight:650;padding:12px 0;min-height:44px}.catalog{padding:12px 24px}.catalog button{display:block;text-align:left;background:none;border-top:1px solid var(--line);border-radius:0;width:100%;font-size:14px;color:var(--ink)}.catalog button small{display:block;color:var(--muted);font-weight:450}.exercise-nav{display:flex;justify-content:space-between;gap:16px}.exercise-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.exercise-head h1{font-size:34px}.points{font-size:13px;font-weight:650;white-space:nowrap;border-radius:25px;background:#e9eddd;padding:10px 14px;margin-top:15px}.steps{display:flex;gap:26px;border-top:1px solid var(--line);padding:18px 0;font-size:12px;color:#8a9387}.steps .active{color:var(--ink);font-weight:750}.case-panel{border-left:4px solid #abc275}.company{border-top:1px solid var(--line);margin-top:22px;padding-top:4px}.company summary{color:var(--muted)}.notice{background:#fff0d8;border-radius:10px;padding:16px;font-size:14px;margin:10px 0}.prerequisite{background:#fff8eb;border:1px solid #eddfc7;border-radius:12px;padding:12px 20px;margin-top:12px}.prerequisite p{white-space:pre-wrap;font-size:14px}.prerequisite button{margin-top:8px}.image-wrap{margin:12px 0}.image-wrap button{padding:0;background:white;width:100%;display:block;border:0}.scan{width:100%;height:auto;display:block;cursor:zoom-in;border-radius:4px}.source,.image-tip{color:var(--muted);font-size:11px;margin:6px 0 12px}.field-title{font-size:22px;margin:0}.save-status{color:var(--muted);font-size:12px;margin:10px 0 18px}.solution{border-top:3px solid var(--ink)}.assessment{background:#eef2e5}.assessment-fields{display:grid;grid-template-columns:1fr 2fr;gap:24px}.score-entry{display:flex;align-items:center;gap:12px;font-size:13px}.score-entry input{max-width:90px}.rating-buttons{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0 14px}.rate{padding:20px;text-align:left}.secure-button{background:#d9edb1;color:#244122;border:2px solid transparent}.repeat-button{background:#ffeacb;color:#614727;border:2px solid transparent}.rate.selected{border-color:var(--ink)}footer{font-size:11px;color:var(--muted);margin-top:36px}dialog{border:0;border-radius:14px;width:min(1100px,96vw);max-height:94dvh;padding:0;box-shadow:0 25px 100px #0005}dialog::backdrop{background:#15271bc9}.zoom-head{padding:12px;display:flex;align-items:center;justify-content:space-between;background:var(--bg);position:sticky;top:0}.zoom-head strong{font-size:13px}.zoom-body{overflow:auto;max-height:calc(94dvh - 76px);background:white}.zoom-body img{display:block;width:100%;max-width:none}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;border-radius:10px;padding:13px 20px;z-index:5;max-width:90vw;font-size:14px}
@media(max-width:650px){header{padding:16px 18px}.brand{font-size:18px}.logo{padding:11px 9px}main{padding:22px 16px}.hero{padding:28px 24px}.hero h1,h1{font-size:32px}.hero-secondary{margin:12px 0 0;width:100%}.hero .primary{width:100%}.stat-grid{grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.stat{padding:16px}.stat strong{font-size:28px}.panel{padding:20px 16px;margin:18px 0}.topic-progress,.topic-cards,.assessment-fields,.rating-buttons{grid-template-columns:1fr}.topic-progress{gap:20px}.topic-card{padding:18px}.exercise-head{flex-direction:column;gap:0}.exercise-head h1{font-size:29px}.points{margin:0 0 18px}.steps{gap:18px;font-size:11px}.section-head{flex-wrap:wrap}.section-head h2{margin-bottom:4px}.row .primary{width:100%}.zoom-head strong{display:none}.rating-buttons{gap:10px}.storage .quiet{font-size:13px}.exercise-nav .back{font-size:12px}}

.dashboard-link{display:flex;align-items:center;gap:20px;justify-content:space-between;width:100%;padding:24px;background:white;border:1px solid var(--line);text-align:left;color:var(--ink);border-radius:16px;margin:22px 0}.dashboard-link>span:nth-child(2){flex:1}.dashboard-link strong{display:block;font-size:21px}.dashboard-link small{display:block;font-size:13px;color:var(--muted);font-weight:450;margin-top:4px}.dashboard-icon{font-size:30px;background:#eef2e5;padding:10px 17px;border-radius:12px}.dashboard-overview{display:flex;align-items:center;gap:40px;background:var(--ink);color:white;padding:36px;border-radius:20px;margin:26px 0 34px}.progress-ring{width:190px;height:190px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;background:#e4e8df}.progress-ring>div{width:145px;height:145px;background:var(--ink);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center}.progress-ring strong{font-size:40px;letter-spacing:-1px;line-height:1.2}.progress-ring span{font-size:13px;color:#d4e2d5}.dashboard-summary h2{font-size:27px;margin:0 0 12px}.dashboard-summary p{font-size:14px;color:#d4e2d5}.dashboard-summary .primary{background:var(--lime);color:var(--ink);margin-top:20px}.legend{display:flex;flex-wrap:wrap;gap:16px;font-size:12px}.legend span{display:flex;gap:6px;align-items:center}.legend i{display:inline-block;width:9px;height:9px;border-radius:50%}.safe-dot,.topic-segments .safe{background:#6b915a}.repeat-dot,.topic-segments .repeat{background:#e6b064}.open-dot,.topic-segments .open{background:#e4e8df}.dashboard-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.topic-progress{gap:20px}.topic-dashboard-card{background:white;border:1px solid var(--line);border-radius:16px;padding:24px}.dashboard-card-head{display:flex;justify-content:space-between;gap:16px;align-items:center}.dashboard-card-head h3{font-size:18px;line-height:1.35;margin:0;letter-spacing:-.3px}.dashboard-card-head>strong{font-size:27px;color:#658252;white-space:nowrap}.topic-dashboard-card p{font-size:12px;margin:8px 0 20px}.topic-segments{display:flex;height:10px;border-radius:12px;overflow:hidden;background:#e4e8df}.topic-breakdown{display:grid;grid-template-columns:repeat(3,1fr);margin:22px 0}.topic-breakdown div{display:flex;flex-direction:column}.topic-breakdown strong{font-size:23px}.topic-breakdown span{font-size:11px;color:var(--muted)}.topic-breakdown .safe strong{color:#658252}.topic-breakdown .repeat strong{color:#a17330}.topic-dashboard-card button{width:100%;font-size:13px}
@media(max-width:650px){.dashboard-link{padding:20px 16px;gap:12px}.dashboard-link strong{font-size:18px}.dashboard-icon{font-size:25px;padding:8px 12px}.dashboard-overview{flex-direction:column;gap:24px;padding:28px 22px;align-items:center}.dashboard-summary{text-align:center}.dashboard-summary h2{font-size:23px}.legend{justify-content:center}.dashboard-summary .primary{width:100%}.dashboard-heading{align-items:flex-start;flex-direction:column;gap:0;margin-bottom:14px}.dashboard-heading h2{margin-bottom:4px}.topic-dashboard-card{padding:22px}.dashboard-card-head h3{font-size:17px}}