:root{--course-accent:#6d28d9;--course-accent-dark:#5b21b6;--course-dark-bg:#1c1d1f;--course-star:#e59819}.course-hero{background-color:var(--course-dark-bg);color:#fff;z-index:1;padding:2.5rem 0;position:relative}.course-hero__breadcrumb{color:#c9a8ff;letter-spacing:.02em;font-size:.75rem;font-weight:600}.course-hero__instructor-link{color:#c9a8ff;text-decoration:underline}.text-course-accent{color:var(--course-accent)}.link-course-accent{color:var(--course-dark-bg);cursor:pointer;background:0 0;border:none;padding:0;text-decoration:underline}.link-course-accent:hover{color:var(--course-accent)}.star-filled{color:var(--course-star)}.star-empty{color:#d1d3d4}.course-sidebar{width:100%}@media (min-width:992px){.course-sidebar{z-index:2;flex-shrink:0;width:340px;position:relative}.course-sidebar__inner{position:sticky;top:1.5rem}.course-content-row{align-items:flex-start;margin-top:-220px}.course-main{margin-top:220px}}.course-sidebar__preview{aspect-ratio:16/9;background:linear-gradient(135deg, var(--course-accent), #4338ca);color:#fff;text-align:center;justify-content:center;align-items:center;padding:1.5rem;font-weight:700;display:flex}.btn-course-primary{background-color:var(--course-accent);border-color:var(--course-accent);color:#fff;padding:.65rem 1rem;font-weight:600}.btn-course-primary:hover{background-color:var(--course-accent-dark);border-color:var(--course-accent-dark);color:#fff}.btn-course-outline{border:2px solid var(--course-dark-bg);color:var(--course-dark-bg);background:0 0;padding:.6rem 1rem;font-weight:600}.btn-course-outline:hover{color:var(--course-dark-bg);background-color:#f2f2f2}.discount-timer{color:#d64545;font-size:.8rem;font-weight:600}.curriculum-section{background-color:#f7f8fa}.curriculum-section__header{text-align:left;cursor:pointer;background-color:#f2f3f5;border:none;justify-content:space-between;align-items:center;gap:1rem;width:100%;padding:.85rem 1rem;display:flex}.curriculum-section__header:hover{background-color:#e9eaec}.curriculum-section__chevron{flex-shrink:0;transition:transform .2s}.curriculum-section__chevron--open{transform:rotate(180deg)}.curriculum-section__panel{grid-template-rows:0fr;transition:grid-template-rows .2s ease-out;display:grid}.curriculum-section__panel--open{grid-template-rows:1fr}.curriculum-section__panel-inner{overflow:hidden}.curriculum-lecture{border-top:1px solid #e5e7eb;justify-content:space-between;align-items:center;gap:1rem;padding:.6rem 1rem .6rem 2.75rem;font-size:.875rem;display:flex}.curriculum-lecture__title{color:#3d3f42;align-items:center;gap:.6rem;min-width:0;display:flex}.curriculum-lecture__preview-badge{color:var(--course-accent);font-size:.75rem;font-weight:600;text-decoration:underline}.description-clamped{max-height:6rem;position:relative;overflow:hidden}.description-fade{background:linear-gradient(#fff0,#fff);height:3rem;position:absolute;bottom:0;left:0;right:0}.avatar-circle{background-color:var(--course-accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:80px;height:80px;font-size:1.25rem;font-weight:700;display:flex}.avatar-circle--lg{width:96px;height:96px;font-size:1.5rem}.avatar-circle--sm{color:#3d3f42;background-color:#c9ccd1;width:36px;height:36px;font-size:.75rem}.instructor-stats{flex-direction:column;gap:.5rem;font-size:.875rem;display:flex}.instructor-social-link{color:#3d3f42;border:1px solid #d1d3d4;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;transition:border-color .15s,color .15s;display:flex}.instructor-social-link:hover{border-color:var(--course-accent);color:var(--course-accent)}.description-clamped--sm{max-height:4.5rem}.rating-bar-row{cursor:pointer;background:0 0;border:none;grid-template-columns:40px 1fr 40px;align-items:center;gap:.75rem;width:100%;padding:.2rem 0;display:grid}.rating-bar-row__label{color:#3d3f42;white-space:nowrap;align-items:center;gap:.3rem;font-size:.8rem;display:flex}.rating-bar-track{background-color:#e5e7eb;border-radius:999px;height:8px;overflow:hidden}.rating-bar-fill{background-color:var(--course-star);border-radius:999px;height:100%;display:block}.rating-bar-row:hover .rating-bar-fill{background-color:var(--course-accent)}.rating-bar-row__pct{color:#3d3f42;text-align:right;font-size:.8rem}.review-vote-btn{color:#3d3f42;background:#fff;border:1px solid #d1d3d4;border-radius:999px;align-items:center;gap:.35rem;padding:.25rem .7rem;font-size:.75rem;font-weight:600;transition:border-color .15s,color .15s,background-color .15s;display:inline-flex}.review-vote-btn:hover{border-color:var(--course-accent);color:var(--course-accent)}.review-vote-btn--active{background-color:var(--course-accent);border-color:var(--course-accent);color:#fff}