.lessons-shell .lesson-space-link{color:#fff;text-decoration:none;white-space:nowrap}.lessons-shell .learner-header h1{overflow-wrap:anywhere}.lessons-shell .learner-header>.btn{position:relative;z-index:1}.lesson-home-nav{display:flex;gap:6px;background:var(--learn-soft);border-radius:99px;padding:5px;margin-bottom:22px}.lesson-home-nav a{flex:1;text-align:center;border-radius:99px;padding:9px 12px;text-decoration:none;color:var(--learn-muted);font-size:.88rem;font-weight:600}.lesson-home-nav a[aria-current=page]{background:#fff;color:var(--learn-blue);box-shadow:0 2px 8px #34456612}.lesson-card-art{display:flex;align-items:center;gap:10px;padding:18px 16px;color:#1767ed;background:#edf4ff;font-size:2rem}.lesson-card-art span{font-size:.68rem;letter-spacing:.07em;font-weight:700}.lesson-card-art.art-1{background:#eaf8f1;color:#267354}.lesson-card-art.art-2{background:#fff3e5;color:#966526}.lesson-card-art.art-3{background:#f1edff;color:#7151a4}.lesson-home-card{display:flex;flex-direction:column}.lesson-home-card .topic-body{display:flex;flex-direction:column;flex:1}.lesson-home-card h3{overflow-wrap:anywhere;line-height:1.45}.lesson-home-card .btn{margin-top:auto;min-height:44px;font-weight:600}.lesson-card-meta{margin:0 0 16px}.lesson-link-note{border:1px solid var(--learn-line);border-radius:16px;padding:16px;margin-top:20px;background:var(--learn-soft);font-size:.88rem}.lesson-link-note p{margin:5px 0 0}.lesson-pin-panel{max-width:440px;margin:0 auto 24px;padding:24px;border:1px solid var(--learn-line);border-radius:20px;background:#fff;box-shadow:0 8px 28px #25487909}.lesson-pin-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:#edf4ff;font-size:1.5rem;margin-bottom:14px}.lesson-pin-panel h2{font-size:1.2rem;font-weight:700;margin:0 0 8px}#lesson-pin{display:flex;flex-direction:column;gap:8px;margin-top:20px}#lesson-pin label{font-size:.88rem;font-weight:600}#lesson-pin-code{display:block;width:100%;min-width:0;min-height:52px;padding:12px 14px;border:1.5px solid #c8d7eb;border-radius:12px;background:#fafcff;color:var(--learn-ink);font:600 1.15rem/1.4 Montserrat,system-ui,sans-serif;letter-spacing:.2em;text-align:center}#lesson-pin-code::placeholder{font-size:.9rem;letter-spacing:normal;font-weight:400;color:var(--learn-muted)}#lesson-pin-code:focus{border-color:var(--learn-blue);background:#fff;outline:3px solid #8ebcff;outline-offset:2px}#lesson-pin-code[aria-invalid=true]{border-color:#c34c4c}#lesson-pin .btn{width:100%;min-height:48px;font-weight:700;margin-top:6px;white-space:normal}.lesson-pin-note{margin:18px 0 0;font-size:.8rem;line-height:1.65}.lesson-access-error{max-width:440px;margin:0 auto 16px;padding:12px 14px;border:1px solid #edc5c5;border-radius:12px;background:#fff1ef;color:#96302d;font-size:.88rem;overflow-wrap:anywhere}.lessons-shell .lesson-reading{padding:0;max-width:none}.lessons-shell .learner-note{margin-top:24px}@media(max-width:380px){.lesson-pin-panel{padding:18px}.lessons-shell .lesson-space-link{display:inline-block;font-size:.68rem;padding:4px 7px}.lessons-shell .brand-line{gap:6px}}