.master-course{--mc-bg:#faf7ef;--mc-card:#fffdf8;--mc-ink:#29271f;--mc-muted:#625b4c;--mc-line:#d9cdb7;max-width:760px;margin:0 auto 90px;background:var(--mc-bg);color:var(--mc-ink);-webkit-text-fill-color:var(--mc-ink);border-radius:20px;overflow:hidden;box-sizing:border-box;line-height:1.65}
.master-course *{box-sizing:border-box}.master-course header,.master-course section{padding:24px}.master-course header{padding-top:calc(24px + env(safe-area-inset-top,0px));border-bottom:1px solid var(--mc-line)}.master-course h2{font-size:clamp(1.45rem,5.5vw,2rem);line-height:1.2;margin:12px 0 18px}.master-course h3{font-size:1.13rem;line-height:1.4;margin:20px 0 8px}.master-course h4{margin:12px 0}.master-course p{color:var(--mc-ink);-webkit-text-fill-color:var(--mc-ink);font-size:1rem}.master-kicker{text-transform:uppercase;letter-spacing:.09em;font-size:.73rem;font-weight:800;color:var(--mc-muted);-webkit-text-fill-color:var(--mc-muted)}.master-course progress{width:100%;height:8px;accent-color:#9a742c}.master-course nav{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:18px 24px;border-bottom:1px solid var(--mc-line)}.master-course button{white-space:normal;overflow-wrap:anywhere;font:inherit;font-size:.9rem;font-weight:700;border:1px solid var(--mc-line);border-radius:10px;padding:12px 16px;background:var(--mc-card);color:var(--mc-ink);-webkit-text-fill-color:var(--mc-ink);min-height:44px;cursor:pointer;max-width:100%;margin:4px 0}.master-course nav button{text-align:left;margin:0;font-size:.8rem}.master-course nav [aria-current]{background:#eaddbb;border-color:#9a742c;color:#29271f;-webkit-text-fill-color:#29271f}.master-course .master-primary{background:#78571c;border-color:#78571c;color:#fff;-webkit-text-fill-color:#fff}.master-course button:focus-visible,.master-course input:focus-visible,.master-course textarea:focus-visible,.master-course select:focus-visible,.master-course summary:focus-visible{outline:3px solid #b8892b;outline-offset:3px}.master-lesson{margin:18px 0;padding-bottom:12px;border-bottom:1px solid var(--mc-line)}.master-course details{margin:16px 0;padding:14px;border:1px solid var(--mc-line);border-radius:12px;background:var(--mc-card)}.master-course summary{font-weight:700;cursor:pointer;min-height:32px}.master-references{display:grid;gap:5px;margin-top:10px}.master-course fieldset{min-width:0;border:1px solid var(--mc-line);border-radius:12px;padding:14px;margin:22px 0;background:var(--mc-card)}.master-course legend{font-weight:700;padding:0 5px;max-width:100%}.master-answer{display:flex;gap:10px;padding:10px 0;align-items:flex-start;cursor:pointer}.master-answer input{margin-top:7px;accent-color:#78571c;flex-shrink:0}.master-field{display:block;margin:16px 0;font-weight:700}.master-field small{display:block;font-weight:400;font-size:.83rem;color:var(--mc-muted);-webkit-text-fill-color:var(--mc-muted);margin:4px 0 8px}.master-field textarea,.master-field input,.master-field select,.master-field select option{font:inherit;font-size:16px;color:var(--mc-ink);-webkit-text-fill-color:var(--mc-ink);background:var(--mc-card);width:100%;min-width:0;max-width:100%;border:1px solid var(--mc-line);border-radius:8px;padding:10px;min-height:44px}.master-field textarea{resize:vertical}.master-pair,.master-days{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.master-prescription{border-top:1px solid var(--mc-line);margin-top:12px}.master-actions{display:flex;flex-wrap:wrap;gap:10px}.master-feedback{font-size:.9rem!important;font-weight:600}.master-complete{padding:18px;border:2px solid #9a742c;border-radius:12px;margin:20px 0}.master-sources a{display:block;color:#765313;-webkit-text-fill-color:#765313;text-decoration:underline;margin:12px 0}.master-course .is-error{color:#a52222;-webkit-text-fill-color:#a52222;font-weight:700}
html:not([data-pbb-theme="light"]) .master-course{--mc-bg:#25231e;--mc-card:#302d26;--mc-ink:#faf5e9;--mc-muted:#d3c6ae;--mc-line:#61553e}html:not([data-pbb-theme="light"]) .master-sources a{color:#eac77e;-webkit-text-fill-color:#eac77e}html:not([data-pbb-theme="light"]) .master-course .is-error{color:#ffb4ad;-webkit-text-fill-color:#ffb4ad}@media(max-width:380px){.master-course header,.master-course section{padding:18px}.master-course nav{padding:14px;grid-template-columns:1fr}.master-pair,.master-days{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.master-course *{scroll-behavior:auto!important}}