:root{color-scheme:light;--ink:#24434a;--muted:#64767a;--green:#236f60;--line:#dce8e3;--cream:#fffdf6}*{box-sizing:border-box}body{margin:0;background:linear-gradient(130deg,#f4faf5,#f6f8fc 70%);color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}button,select,a{font:inherit}button,a,select,input{touch-action:manipulation}a{color:var(--green)}button,.olt-primary,.olt-secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 20px;border-radius:12px;border:1px solid var(--green);background:var(--green);color:white;font-weight:700;text-decoration:none;cursor:pointer}button:disabled{opacity:.45;cursor:default}.olt-secondary{background:#fff;color:var(--green);border-color:#c3d5cc}button:focus-visible,a:focus-visible,select:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #4c83bc;outline-offset:4px}h1,h2,h3{line-height:1.3;margin:0 0 14px}h1{font-size:clamp(28px,4vw,40px);letter-spacing:-.025em}h2{font-size:22px}h3{font-size:19px}p{margin:8px 0 20px;overflow-wrap:anywhere}main{width:min(1040px,calc(100% - 40px));margin:36px auto 64px;outline:none}.olt-header{display:flex;align-items:center;gap:24px;padding:18px max(22px,calc((100% - 1040px)/2));border-bottom:1px solid var(--line);background:#ffffffda}.olt-brand{font-size:25px;font-weight:850;text-decoration:none;white-space:nowrap}.olt-header nav{margin-left:auto}.olt-header nav a{text-decoration:none;font-size:14px;font-weight:650}.olt-header select{min-height:44px;padding:7px 12px;border:1px solid var(--line);border-radius:10px;background:white;color:var(--ink);max-width:140px}.olt-eyebrow{display:block;font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--green);margin:0 0 12px}.olt-lead{font-size:18px;max-width:720px;color:var(--muted)}.olt-pill{display:inline-block;background:#e6f3e9;color:#34684f;font-size:13px;font-weight:650;border-radius:99px;padding:7px 14px;margin:0 0 26px}.olt-track-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0}.olt-track{display:flex;flex-direction:column;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 4px 16px #203f4a04}.olt-number{font-size:13px;font-weight:750;color:#72a391;margin-bottom:20px}.olt-track h3{min-height:52px}.olt-track button{width:100%;margin-top:auto}.olt-note{font-size:13px;color:var(--muted);max-width:880px}.olt-resume{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;padding:18px;background:#fff7df;border:1px solid #f0dfb8;border-radius:15px}.olt-passage{margin:24px 0;padding:24px;border:1px solid #d7e6e4;border-radius:16px;background:#fff;font-size:20px;line-height:1.75;white-space:pre-wrap}.olt-choices{display:grid;gap:12px;margin:24px 0 16px}.olt-choice{display:flex;justify-content:flex-start;text-align:left;gap:16px;color:var(--ink);background:#fff;border:2px solid var(--line);font-weight:500;min-height:66px}.olt-choice[aria-pressed=true]{border-color:var(--green);background:#ecf7ef;box-shadow:0 0 0 2px #236f6010}.olt-choice-letter{display:grid;place-items:center;flex:0 0 30px;height:30px;border-radius:50%;background:#eef3f1;font-size:13px;font-weight:800}.olt-picture-choices{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch}.olt-picture-choices .olt-choice{position:relative;display:flex;flex-direction:column;padding:17px;border-radius:18px;gap:8px;justify-content:space-between}.olt-choice img{display:block;width:100%;height:220px;object-fit:contain;background:#fff;border-radius:8px}.olt-choice-number{align-self:flex-start;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#e7f1e9;color:#386a53;font-size:14px;font-weight:800}.olt-review{margin:18px 0;border:1px solid var(--line);background:#fff;border-radius:13px;overflow:hidden}.olt-review>summary{cursor:pointer;min-height:48px;padding:12px 17px;font-weight:650}.olt-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-start;margin:26px 0 18px}.olt-actions>button:last-child{margin-left:auto}progress{width:100%;height:7px;accent-color:#69a88e;margin:5px 0 25px;display:block;border:0;border-radius:10px;overflow:hidden}progress::-webkit-progress-bar{background:#e3ece7}progress::-webkit-progress-value{background:#69a88e}.olt-score{font-size:34px;line-height:1.4;font-weight:800;margin:20px 0 10px}.olt-help{display:flex;align-items:flex-start;gap:12px;padding:18px;background:var(--cream);border:1px solid #eadfc1;border-radius:12px;margin:24px 0}.olt-help input{margin:5px 0;width:19px;height:19px;accent-color:var(--green)}.olt-review article{border-top:1px solid var(--line);padding:22px}.olt-review h3{font-size:17px}.olt-review p{font-size:14px;margin:8px 0}.olt-status:empty{display:none}.olt-status{color:var(--green);font-weight:650}button[aria-pressed=true].olt-secondary{background:#ecf7ef;border-color:var(--green)}[hidden]{display:none!important}@media(max-width:750px){.olt-track-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.olt-picture-choices{gap:8px}.olt-picture-choices .olt-choice{padding:10px}.olt-choice img{height:170px}.olt-header{padding:15px 18px;gap:14px}.olt-header nav a{font-size:12px}.olt-header select{max-width:115px}main{margin-top:26px}}@media(max-width:480px){main{width:calc(100% - 28px)}.olt-track-grid{grid-template-columns:1fr;gap:12px}.olt-track{display:grid;grid-template-columns:1fr auto;gap:10px;padding:19px;align-items:center}.olt-number{display:none}.olt-track h3{min-height:0;margin:0;font-size:17px}.olt-track button{width:auto;padding:10px 14px;font-size:13px}.olt-choice{padding:13px;gap:10px}.olt-picture-choices{grid-template-columns:1fr}.olt-picture-choices .olt-choice{display:grid;grid-template-columns:32px 1fr;gap:8px 12px;align-items:center}.olt-choice img{height:165px;grid-column:2;grid-row:1/3}.olt-choice-number{grid-column:1;grid-row:1}.olt-passage{padding:18px;font-size:18px}.olt-actions{gap:9px}.olt-actions>button,.olt-actions>a{flex:1 1 40%;font-size:14px;padding:11px 13px}.olt-header nav{display:none}.olt-header select{margin-left:auto}.olt-score{font-size:29px}.olt-resume{display:grid}.olt-pill{font-size:12px;max-width:100%;border-radius:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}@media print{.olt-header,button,.olt-actions,.olt-help{display:none}.olt-review{overflow:visible}}
/* A small survey prepares one clear activity at a time. */
.olt-flow{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin:0 0 28px;padding:0;counter-reset:steps}.olt-flow li{counter-increment:steps;display:flex;align-items:center;gap:9px;min-height:48px;padding:10px 12px;border:1px solid #dce8e3;border-radius:11px;background:#ffffffa8;color:#63776f;font-size:13px;font-weight:650}.olt-flow li:before{content:counter(steps);display:grid;place-items:center;flex:0 0 25px;height:25px;border-radius:50%;background:#eaf1ed;color:#648471;font-size:12px}.olt-flow li[aria-current=step]{background:#e9f5ed;border-color:#a9cdb9;color:#235f4b}.olt-flow li[aria-current=step]:before{background:#236f60;color:#fff}.olt-start{margin:0 0 8px;min-width:245px}.olt-path-summary{margin:24px 0 17px;gap:10px}.olt-path-summary .olt-track{padding:18px;box-shadow:none;min-height:76px;justify-content:center;background:#ffffffb8}.olt-path-summary .olt-track h3{min-height:0;margin:0;font-size:16px;line-height:1.5}.olt-survey{padding:26px;border:1px solid #d8e7df;border-radius:20px;background:#fff;margin:24px 0}.olt-survey-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 24px}.olt-survey label{display:block;font-weight:700;font-size:14px;color:#365b4e}.olt-survey select{display:block;width:100%;max-width:100%;min-height:49px;margin-top:9px;padding:10px 12px;border:1px solid #bfcfc7;border-radius:10px;background:#fbfdfb;color:#29483b;font-size:15px;font-weight:450}.olt-survey .olt-actions{padding-top:8px;margin-bottom:0}.olt-survey .olt-actions>button:last-child{margin-left:auto}.olt-starting-guide{padding:23px 25px;margin:18px 0 25px;border:1px solid #b8d9c6;border-radius:18px;background:linear-gradient(120deg,#e9f6ed,#f9fcf4)}.olt-starting-guide h2{font-size:25px;max-width:850px;margin:9px 0 12px}.olt-starting-guide p{margin-bottom:8px}.olt-starting-guide .olt-eyebrow{letter-spacing:.04em}.olt-repeat{font-size:13px;padding:13px 16px;border:1px solid #e8d9ae;border-radius:11px;background:#fff8e4;color:#7a642b}.olt-saved{font-weight:750;color:#236f60}.olt-status{white-space:pre-wrap;overflow-wrap:anywhere}@media(max-width:600px){.olt-flow{gap:5px;margin-bottom:23px}.olt-flow li{display:block;font-size:11px;padding:9px 8px;min-height:70px;text-align:center}.olt-flow li:before{margin:0 auto 5px;width:24px}.olt-survey{padding:19px}.olt-survey-grid{grid-template-columns:1fr;gap:18px}.olt-survey .olt-actions{margin-top:18px}.olt-path-summary{grid-template-columns:1fr 1fr;gap:8px}.olt-path-summary .olt-track{display:flex;min-height:80px;padding:13px}.olt-path-summary .olt-track h3{font-size:14px}.olt-start{width:100%;min-width:0}.olt-starting-guide{padding:19px}.olt-starting-guide h2{font-size:22px}}
.olt-profile{margin:14px 0 22px;border:1px solid var(--line);border-radius:12px;background:#ffffffb0}.olt-profile>summary{min-height:46px;padding:11px 16px;font-weight:650;cursor:pointer}.olt-profile>p{margin:8px 16px;font-size:13px}.olt-profile>p:last-child{margin-bottom:16px}

.olt-question-title{font-size:clamp(24px,3vw,32px);line-height:1.45}.olt-question-instruction{font-size:20px;line-height:1.5}.olt-audio-text{font-size:clamp(28px,4vw,36px);font-weight:750;line-height:1.45;padding:24px 28px;margin:18px 0;border:1px solid var(--line);border-radius:16px;background:#fff;letter-spacing:-.01em}.olt-replay{min-width:144px}.olt-audio-hint{margin:10px 0 0}.olt-audio-status{color:#8b421d;font-size:14px;font-weight:600;margin:8px 0;max-width:750px}.olt-audio-status:empty{display:none}.olt-footer{width:min(1040px,calc(100% - 40px));margin:-32px auto 32px;padding-top:16px;border-top:1px solid var(--line);font-size:13px}.olt-footer a{text-underline-offset:3px}@media(max-width:600px){.olt-audio-text{padding:20px;font-size:28px}.olt-question-instruction{font-size:18px}}

/* Keep translated instructions and browser controls inside narrow screens. */
.olt-header,.olt-header>*{min-width:0}.olt-header{flex-wrap:wrap}.olt-header select{max-width:100%}
.olt-flow li,.olt-choice,.olt-track h3,.olt-question-title,.olt-question-instruction,.olt-audio-text,.olt-starting-guide h2{min-width:0;overflow-wrap:anywhere}
.olt-choice img{max-width:100%}.olt-survey-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:600px){.olt-header select{font-size:16px;min-height:44px}.olt-survey-grid{grid-template-columns:minmax(0,1fr)}.olt-survey select{font-size:16px}.olt-flow li{font-size:12px}.olt-audio-text{padding:18px;font-size:28px}.olt-footer{width:calc(100% - 28px)}.olt-header nav a{display:inline-flex;align-items:center;min-height:44px}.olt-actions>button,.olt-actions>a{max-width:100%;white-space:normal;overflow-wrap:anywhere}}

/* Keep question text large and translated navigation reachable on phones. */
.olt-header nav a { display: inline-flex; align-items: center; min-height: 44px; overflow-wrap: anywhere; }
.olt-track,.olt-survey,.olt-review,.olt-review article { min-width: 0; }
.olt-choice>span:not(.olt-choice-letter),.olt-actions>button,.olt-actions>a { min-width: 0; overflow-wrap: anywhere; }
.olt-choice-letter { flex-shrink: 0; }
.olt-intro-details>summary { min-height: 44px; padding-block: 10px; cursor: pointer; overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .olt-header { display: grid; grid-template-columns: minmax(0,1fr) minmax(108px,140px); gap: 8px 12px; padding: 12px 14px; }
  .olt-header .olt-brand { grid-column: 1; grid-row: 1; font-size: 23px; }
  .olt-header select { grid-column: 2; grid-row: 1; width: 100%; margin: 0; max-width: 100%; }
  .olt-header nav { display: flex; grid-column: 1/-1; grid-row: 2; margin: 0; }
  .olt-header nav a { font-size: 14px; }
  .olt-actions { align-items: stretch; }
  .olt-actions>button,.olt-actions>a { flex: 1 1 180px; }
  .olt-question-title { font-size: clamp(24px,6vw,30px); }
}
@media (max-width: 480px) {
  .olt-track { grid-template-columns: minmax(0,1fr); }
  .olt-track button { width: 100%; }
  .olt-question-instruction { font-size: 19px; }
}