.tp{--ink:#183747;--muted:#4b6571;--line:#d4e3df;--soft:#f0f7f5;--accent:#08756d;max-width:1320px;margin:auto;padding:28px;color:var(--ink);font:16px/1.55 Inter,Arial,sans-serif}.tp *{box-sizing:border-box}.tp [hidden]{display:none!important}.tp h1,.tp h2,.tp p{margin:0;color:inherit}.tp button,.tp select{font:inherit;min-height:44px}.tp button{cursor:pointer;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:9px 14px;font-weight:650}.tp button:hover,.tp button[aria-pressed=true]{border-color:var(--accent);background:var(--soft)}.tp :is(button,select,a,input,summary):focus-visible{outline:3px solid #d27c1c;outline-offset:3px}.tp-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:22px}.tp-back{display:inline-block;margin-bottom:14px;color:var(--muted);font-size:.85rem}.tp-eyebrow{font-size:.73rem;letter-spacing:.12em;font-weight:750;color:var(--accent)!important}.tp-heading 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0}.tp-exercises{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.tp-exercise{margin:0;min-width:0}.tp-exercise legend{font-weight:700;line-height:1.4}.tp-exercise legend span{display:inline-grid;place-items:center;width:25px;height:25px;margin-right:7px;border-radius:50%;background:var(--soft);color:var(--accent);font-size:.78rem}.tp-options{display:grid;gap:8px;margin-top:14px}.tp-options label{padding:8px;border-radius:6px}.tp-options label:has(input:checked){background:var(--soft)}.tp-feedback{font-size:.88rem;margin-top:14px!important;padding:10px 12px;border-radius:6px}.tp-feedback[data-state=correct]{background:#e7f6ed;border-left:3px solid #21835d;color:#14533c}.tp-feedback[data-state=retry]{background:#fff2da;border-left:3px solid #b67817;color:#704509}.tp-form>.tp-actions{margin-top:18px}.tp-sources{margin-top:28px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem}.tp-sources summary{color:var(--accent);font-weight:700;cursor:pointer;padding:8px 0}.tp-sources p{margin-top:10px}.tp-sources a{color:var(--accent)}.tp-print{display:none}@media(max-width:800px){.tp{padding:20px 13px}.tp-heading,.tp-section-heading{align-items:flex-start;flex-direction:column}.tp-exercises,.tp-observer{grid-template-columns:1fr}.tp-tabs button{font-size:.81rem;padding:9px}}@media print{@page{size:A4 portrait;margin:10mm}#main-content,.tp,body,html{background:#fff!important;color:#111!important;margin:0!important;padding:0!important;max-width:none!important}.tp>:not(.tp-print){display:none!important}.tp-print{display:block!important;font:9.5pt/1.3 Arial,sans-serif}.tp-print-heading{border-bottom:1pt solid #111;padding-bottom:2mm;margin-bottom:3mm}.tp-print-heading strong{font-size:17pt}.tp-print-heading span{float:right;font-size:8pt}.tp-print-heading p{margin:2mm 0 0}.tp-print-figure{float:right;width:34%;margin:0 0 2mm 4mm}.tp-print-figure figcaption{font-size:8pt}.tp-print 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