.catalog-section{padding:72px 0 16px}.catalog-section + .catalog-section{padding-top:48px}.catalog-section:last-of-type{padding-bottom:72px}.cs-catalog-section{padding:32px 0 16px}.cs-catalog-section + .cs-catalog-section{padding-top:24px}.section-label{font-size:11px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-gray,#6b7280);margin:0 0 6px}.section-heading{font-size:clamp(22px,2.5vw,30px);font-weight:300;color:#1a1a1a;margin:0 0 8px}.section-sub{font-size:15px;color:var(--text-gray,#6b7280);margin:0 0 36px}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.course-card{background:#fff;border-radius:14px;border:1px solid #e5e7eb;padding:24px 24px 20px;display:flex;flex-direction:column;gap:10px;transition:box-shadow 0.18s,transform 0.18s}.course-card:hover{box-shadow:0 6px 24px rgba(0,0,0,0.09);transform:translateY(-2px)}.course-card.coming-soon{background:#f9fafb;border-style:dashed}.course-card-top{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.course-badge{display:inline-block;font-size:11px;font-weight:600;letter-spacing:0.07em;text-transform:uppercase;background:var(--lime-green);color:#1a1a1a;padding:3px 10px;border-radius:20px}.course-badge-enrolled{background:#dcfce7;color:#16a34a}.course-badge-trial{background:#fef3c7;color:#d97706}.course-badge-expired{background:#fee2e2;color:#dc2626}.coming-soon-badge{font-size:11px;font-weight:600;letter-spacing:0.07em;text-transform:uppercase;color:#9ca3af;background:#f3f4f6;padding:3px 10px;border-radius:20px}.course-card h3{font-size:18px;font-weight:600;margin:0;line-height:1.3;color:#1a1a1a}.course-card.coming-soon h3{color:#6b7280}.course-card-desc{font-size:14px;line-height:1.65;color:#6b7280;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.course-card-trial{border-top:1px solid #f0f0f0;padding-top:14px;margin-top:12px;display:flex;flex-direction:column;gap:8px}.trial-heading{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.07em;color:#9ca3af}.trial-lesson-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.trial-lesson-list li{font-size:13px;color:#374151;display:flex;align-items:center;gap:6px}.trial-lesson-list li::before{content:'✓';color:#16a34a;font-weight:700;font-size:12px;flex-shrink:0}.trial-cta{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;background:#1a1a1a;color:#fff;font-size:13px;font-weight:600;border-radius:8px;text-decoration:none;border:none;cursor:pointer;align-self:flex-start;transition:opacity 0.15s}.trial-cta:hover{opacity:0.82}.trial-cta-free{font-size:11px;font-weight:400;color:var(--lime-green)}.trial-cta.cta-open{background:#16a34a}.trial-cta.cta-upgrade{background:#f3f4f6;color:#1a1a1a;border:1px solid #d1d5db}.trial-cta.cta-expired{background:#dc2626}.course-card-progress{display:flex;align-items:center;gap:8px}.course-progress-bar{flex:1;height:6px;background:#e5e7eb;border-radius:3px;overflow:hidden}.course-progress-fill{height:100%;background:#16a34a;border-radius:3px;transition:width 0.3s}.course-progress-label{font-size:12px;color:#6b7280;white-space:nowrap}.coming-soon-action{font-size:13px;color:#9ca3af;margin-top:4px}.courses-loading,.courses-error{text-align:center;padding:48px 20px;color:#9ca3af;font-size:15px;grid-column:1 / -1}.spinner{width:32px;height:32px;border:3px solid #e5e7eb;border-top-color:#1a1a1a;border-radius:50%;animation:spin 0.7s linear infinite;margin:0 auto 12px}@keyframes spin{to{transform:rotate(360deg)}}.enrollment-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);display:flex;align-items:center;justify-content:center;z-index:1000}.enrollment-modal-content{background:white;padding:2rem;border-radius:8px;max-width:500px;width:90%}.enrollment-modal-content h3{margin-bottom:0.5rem;font-size:1.5rem}.enrollment-modal-content>p{color:#6b7280;margin-bottom:1.5rem}