.lessons-page{width:min(100% - 2rem,var(--content-width));margin:0 auto;padding-top:1.5rem;padding-bottom:4rem}.lessons-filter{background:var(--bg-surface);border:1px solid var(--border-light);border-radius:var(--radius-2xl);padding:1.5rem 1.75rem;margin-bottom:1.5rem;box-shadow:0 6px 18px #1218210f}.lessons-filter__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.25rem}.lessons-filter__field{display:flex;flex-direction:column;gap:.4rem}.lessons-filter__label{font-family:var(--font-sans);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary)}.lessons-filter__input,.lessons-filter__select{width:100%;padding:.6rem .75rem;border-radius:var(--radius-md);border:1px solid var(--border-light);background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);font-size:var(--font-size-base);appearance:none;-webkit-appearance:none;transition:border-color .2s ease}.lessons-filter__input:focus,.lessons-filter__select:focus{outline:none;border-color:var(--border-strong)}.lessons-filter__input::placeholder{color:var(--text-secondary);opacity:.7}.lessons-filter__footer{display:flex;justify-content:space-between;align-items:center;padding-top:1rem;border-top:1px solid var(--border-light)}.lessons-filter__count{margin:0;font-family:var(--font-sans);font-size:.85rem;color:var(--text-secondary)}.lessons-filter__clear{padding:.5rem 1.1rem;background:transparent;border:1px solid var(--border-strong);color:var(--text-primary);border-radius:var(--radius-pill);cursor:pointer;font-family:var(--font-sans);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;transition:background .2s ease,border-color .2s ease}.lessons-filter__clear:hover{background:var(--bg-surface-strong)}.lessons-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.25rem}.lessons-empty{grid-column:1 / -1;text-align:center;padding:4rem 2rem;color:var(--text-secondary)}.lessons-empty__message{margin:0 0 1.5rem;font-family:var(--font-sans);font-size:1.1rem}.lessons-loading{text-align:center;padding:4rem 2rem;color:var(--text-secondary);font-family:var(--font-sans)}.lesson-card{position:relative;display:flex;flex-direction:column;background:var(--bg-surface);border:1px solid var(--border-light);border-top:3px solid var(--uc-blue);border-radius:var(--radius-lg);overflow:hidden;text-decoration:none;color:inherit;min-height:18rem;box-shadow:var(--shadow-soft);transition:box-shadow .2s ease,border-color .2s ease}.lesson-card:hover{color:inherit;text-decoration:none;border-color:var(--uc-blue);box-shadow:var(--shadow-strong)}.lesson-card:focus-visible{outline:3px solid var(--uc-gold);outline-offset:3px}.lesson-card__band{display:flex;align-items:center;justify-content:center;gap:.45rem;padding:.5rem 1rem;color:#fff;font-family:var(--font-sans);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em}.lesson-card__band-icon{width:1rem;height:1rem;flex-shrink:0}.lesson-card__meta-strip{padding:.6rem 1rem .7rem;background:var(--bg-subtle);border-bottom:1px solid var(--border-light)}.lesson-card__meta-type{margin:0;font-family:var(--font-sans);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.lesson-card__meta-role{margin:.25rem 0 0;font-family:var(--font-sans);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);opacity:.82}.lesson-card__body{display:flex;flex:1;flex-direction:column;gap:.85rem;padding:1.1rem 1.15rem 1.3rem;pointer-events:auto}.lesson-card__heading{display:flex;gap:.65rem;align-items:flex-start}.lesson-card__icon{font-size:1.4rem;line-height:1;flex-shrink:0;margin-top:.1rem}.lesson-card__title{margin:0;font-family:var(--font-sans);font-size:1.02rem;font-weight:700;line-height:1.3;letter-spacing:-.01em;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.lesson-card__description{margin:0;font-family:var(--font-sans);font-size:.92rem;line-height:1.55;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.lesson-card__prereqs{display:flex;flex-direction:column;gap:.35rem}.lesson-card__prereq-label{margin:0;font-family:var(--font-sans);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary)}.lesson-card__prereq-link{display:inline-block;font-family:var(--font-sans);font-size:.75rem;font-weight:600;color:var(--uc-blue);background:#003cb312;border:1px solid rgba(0,60,179,.18);border-radius:var(--radius-md);padding:.3rem .65rem;text-decoration:none;line-height:1.3;overflow-wrap:anywhere;word-break:break-word;transition:background .15s ease,border-color .15s ease}.lesson-card__prereq-link:hover{background:#003cb321;border-color:#003cb359;color:var(--uc-blue);text-decoration:none}.lesson-card__feedback{align-self:flex-end;margin-top:auto;font-family:var(--font-sans);font-size:.75rem;font-weight:600;color:var(--text-secondary);background:var(--bg-subtle);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:.3rem .65rem;text-decoration:none;transition:background .15s ease,border-color .15s ease}.lesson-card__feedback:hover{background:var(--bg-surface-strong);border-color:var(--border-strong);color:var(--text-primary);text-decoration:none}@media(prefers-color-scheme:dark){.lesson-card__prereq-link{color:var(--uc-light-blue);background:#7ab3ff14;border-color:#7ab3ff33}.lesson-card__prereq-link:hover{color:var(--uc-light-blue);background:#7ab3ff24;border-color:#7ab3ff61}}.lesson-card__multi-pathway{width:100%;margin:0;font-family:var(--font-sans);font-size:.75rem;font-style:italic;color:var(--text-secondary)}@media(max-width:960px){.lessons-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}}@media(max-width:768px){.lessons-filter{padding:1.25rem;border-radius:var(--radius-xl)}.lessons-filter__grid{grid-template-columns:1fr}.lessons-grid{grid-template-columns:1fr;gap:1rem}.lesson-card{min-height:auto}}