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#00000014}.course-title{font-size:2.4rem;font-weight:700;color:var(--color-text-primary)}.course-subtitle{font-size:1.05rem;color:var(--color-text-secondary)}.course-top-meta{display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap;font-size:.95rem;color:var(--color-text-secondary)}.course-top-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:.25rem}.btn-enroll-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border:none;padding:.9rem 1.6rem;font-size:1rem;font-weight:700;border-radius:999px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0044ff4d}.btn-enroll-primary:hover{transform:translateY(-2px);box-shadow:0 6px 25px #04f6}.course-offer-tag{padding:.45rem .9rem;border-radius:999px;background:#0044ff14;border:1px solid rgba(0,68,255,.25);color:var(--color-primary);font-weight:700;font-size:.9rem}.course-top .course-breadcrumb,.course-top .course-breadcrumb 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var(--color-border)}.course-section-title{font-size:1.8rem;font-weight:700;margin-bottom:1.5rem;color:var(--color-text-primary)}.course-description{font-size:1.05rem;line-height:1.8;color:var(--color-text-secondary);margin-bottom:1rem}.highlights-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1.5rem}.highlight-item{display:flex;align-items:flex-start;gap:.75rem;padding:1rem;background:linear-gradient(180deg,#0044ff0f,#4a00e00a);border-radius:12px;border:1px solid rgba(0,68,255,.12)}.highlight-icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:#0044ff1a;display:flex;align-items:center;justify-content:center;color:var(--color-text-primary);font-size:.9rem}.highlight-text{font-size:.95rem;color:var(--color-text-primary);line-height:1.5}.modules-list{list-style:none;padding:0;margin:0}.module-item{display:flex;align-items:flex-start;gap:1rem;padding:1.25rem;background:linear-gradient(180deg,#ffffffe6,#ffffffd9);border-radius:10px;border:1px 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rgba(0,68,255,.12);margin-bottom:.75rem;font-size:.95rem;color:var(--color-text-primary)}.prerequisite-item:before{content:"📚";font-size:1.2rem}.course-sidebar{position:sticky;top:100px}.course-card-sticky{background:var(--color-bg-secondary);border-radius:16px;padding:2rem;border:1px solid var(--color-border);box-shadow:0 4px 20px #0000001a}.course-thumbnail{width:100%;height:200px;object-fit:cover;border-radius:12px;margin-bottom:1.5rem}.course-price{font-size:2.5rem;font-weight:700;color:var(--color-primary);margin-bottom:1.5rem;text-align:center}.course-info-list{list-style:none;padding:0;margin:0 0 1.5rem}.course-info-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--color-border);font-size:.95rem}.course-info-item:last-child{border-bottom:none}.course-info-label{color:var(--color-text-secondary);font-weight:500}.course-info-value{color:var(--color-text-primary);font-weight:600}.btn-enroll-sidebar{width:100%;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:600;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0044ff4d;margin:2rem 0}.btn-enroll-sidebar:hover{transform:translateY(-2px);box-shadow:0 6px 25px #04f6}.course-share-info{text-align:center;padding-top:1rem;border-top:1px solid var(--color-border);font-size:.9rem;color:var(--color-text-secondary)}.admin-managed-note{font-size:.9rem;color:var(--color-text-secondary);margin:.5rem 0 1.5rem}.course-not-found{text-align:center;padding:4rem 2rem;max-width:600px;margin:0 auto}.course-not-found h2{font-size:2rem;margin-bottom:1rem;color:var(--color-text-primary)}.course-not-found p{font-size:1.1rem;color:var(--color-text-secondary);margin-bottom:2rem}.course-not-found .btn-enroll-sidebar{width:auto;display:inline-block}@media(max-width:1024px){.course-content-grid{grid-template-columns:1fr}.course-sidebar{position:static;order:-1}.highlights-grid{grid-template-columns:1fr}}@media(max-width:768px){.course-title{font-size:1.8rem}.course-top-meta{font-size:.9rem;gap:.75rem}.course-top-actions{flex-direction:column;align-items:flex-start}.btn-enroll-primary{width:100%;text-align:center}.course-hero-title{font-size:2rem}.course-hero-subtitle{font-size:1.1rem}.course-hero-meta{font-size:.9rem;gap:1rem}.course-section{padding:1.5rem}.course-section-title{font-size:1.5rem}.course-card-sticky{padding:1.5rem}.btn-enroll-hero,.btn-enroll-sidebar{font-size:1rem;padding:.875rem 2rem}}