.stock-lesson{padding:10px 0 18px;animation:panel-arrive .19s ease-out}
.lesson-progress{display:flex;gap:6px;align-items:center}
.lesson-progress i{height:5px;flex:1;border-radius:3px;background:#d8e5dd}
.lesson-progress i.active{background:#4a8e82}
.lesson-progress span{font-size:11px;margin-left:10px;color:#52727a}
.lesson-art{margin:30px auto 25px;width:96px;height:96px;display:grid;place-items:center;border:3px solid #15343e;border-radius:23px 17px;background:#ffe09a;font-size:53px;font-weight:bold;box-shadow:5px 5px #15343e1a;rotate:-4deg}
.stock-lesson h2{font-size:24px;line-height:1.4;margin-bottom:14px}
.stock-lesson>p{font-size:14px;line-height:1.8;max-width:36em}
.lesson-example{display:grid;gap:8px;padding:18px;margin:22px 0;background:#e4f0e7;border:1px solid #91b6a8;border-radius:10px;color:#285e54}
.lesson-example span,.lesson-example small{font-size:12px;line-height:1.65}
.lesson-example b{font-size:21px;line-height:1.5}
.stock-lesson .panel-actions{justify-content:flex-end;gap:10px}
.stock-kpi .section-heading strong{font-size:14px}
@media(max-width:560px){.lesson-art{margin:20px auto;width:72px;height:72px;font-size:40px}.stock-lesson h2{font-size:21px}.lesson-example{padding:13px}.lesson-example b{font-size:18px}.stock-lesson .button{padding:10px 12px}}