.na-badge{text-transform:uppercase;letter-spacing:.6px;white-space:nowrap;border-radius:999px;align-items:center;padding:3px 9px;font-size:.68rem;font-weight:700;line-height:1;display:inline-flex}.na-badge--novo{color:#33d17a;background:#33d17a2e;border:1px solid #33d17a59}.na-badge--atualizado{color:#f6c453;background:#f6c4532e;border:1px solid #f6c45359}.na-badge--gratis{background:color-mix(in srgb, var(--accent) 18%, transparent);color:var(--accent-2);border:1px solid color-mix(in srgb, var(--accent) 30%, transparent)}.na-badge--bestseller{color:#ff9800;background:#ff98002e;border:1px solid #ff980059}.na-badge--em-alta{color:#ff6b6b;background:linear-gradient(90deg,#ff6b6b38,#ff98002e);border:1px solid #ff6b6b4d}.na-badge--nivel{color:var(--text-sec);border:1px solid var(--border);background:#ffffff14}.na-course-card{border-radius:var(--radius-sm);cursor:pointer;background:var(--card-solid);border:1px solid var(--border);transition:border-color var(--transition), box-shadow var(--transition);scroll-snap-align:start;flex:none;position:relative;overflow:visible}.na-course-card--default{width:280px}.na-course-card--wide{border-radius:var(--radius);flex-direction:row;width:100%;max-width:560px;display:flex}.na-course-card--compact{width:200px}.na-course-card__thumb{background:var(--bg-elevated);position:relative;overflow:hidden}.na-course-card--default .na-course-card__thumb,.na-course-card--compact .na-course-card__thumb{aspect-ratio:16/9;border-radius:var(--radius-sm) var(--radius-sm) 0 0;width:100%}.na-course-card--wide .na-course-card__thumb{border-radius:var(--radius) 0 0 var(--radius);aspect-ratio:unset;flex:0 0 240px}.na-course-card__thumb img{object-fit:cover;width:100%;height:100%;transition:transform .32s;display:block}.na-course-card:hover .na-course-card__thumb img{transform:scale(1.04)}.na-course-card__placeholder{background:linear-gradient(135deg, color-mix(in srgb, var(--accent) 30%, transparent), color-mix(in srgb, var(--accent) 8%, transparent) 70%);justify-content:center;align-items:center;width:100%;height:100%;display:flex}.na-course-card__badges-tl{z-index:2;flex-direction:column;gap:4px;display:flex;position:absolute;top:8px;left:8px}.na-course-card__badge-nivel{z-index:2;position:absolute;top:8px;right:8px}.na-course-card__progress{background:#ffffff1f;height:3px;position:absolute;bottom:0;left:0;right:0}.na-course-card__progress-fill{background:linear-gradient(90deg, var(--accent), var(--accent-2));border-radius:0 2px 2px 0;height:100%;transition:width .3s}.na-course-card__info{flex:1;min-width:0;padding:12px 14px 14px}.na-course-card--wide .na-course-card__info{flex-direction:column;justify-content:center;padding:20px 20px 20px 18px;display:flex}.na-course-card--compact .na-course-card__info{padding:9px 10px 10px}.na-course-card__title{color:var(--text);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 4px;font-family:Outfit,sans-serif;font-size:.95rem;font-weight:700;line-height:1.25;display:-webkit-box;overflow:hidden}.na-course-card--compact .na-course-card__title{font-size:.84rem}.na-course-card--wide .na-course-card__title{-webkit-line-clamp:3;font-size:1.08rem}.na-course-card__subtitle{color:var(--text-sec);-webkit-line-clamp:1;-webkit-box-orient:vertical;margin:0 0 6px;font-size:.78rem;display:-webkit-box;overflow:hidden}.na-course-card--wide .na-course-card__subtitle{-webkit-line-clamp:2}.na-course-card__meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:4px 8px;margin:0;font-size:.73rem;display:flex}.na-course-card__save{z-index:3;position:absolute;top:8px;right:8px}.na-save-btn{-webkit-backdrop-filter:blur(8px);border:1px solid var(--border);cursor:pointer;width:32px;height:32px;transition:background var(--transition), transform var(--transition), border-color var(--transition);background:#040914a6;border-radius:50%;justify-content:center;align-items:center;padding:0;display:flex}.na-save-btn:hover{border-color:var(--border-hover);background:#040914d9;transform:scale(1.08)}.na-save-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.na-save-btn--saved{border-color:#ff6b6b80}.na-course-card__preview{z-index:50;background:var(--bg-elevated);border:1px solid var(--border-hover);border-radius:var(--radius);pointer-events:none;opacity:0;-webkit-backdrop-filter:blur(16px);width:320px;padding:18px;transition:opacity .2s,transform .22s cubic-bezier(.4,0,.2,1);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.92);box-shadow:0 24px 80px #0000008c}.na-course-card--preview-left .na-course-card__preview{left:auto;right:-10px;transform:translateY(-50%)scale(.92)}.na-course-card--preview-right .na-course-card__preview{left:-10px;right:auto;transform:translateY(-50%)scale(.92)}.na-course-card__preview-title{color:var(--text);margin:0 0 6px;font-family:Outfit,sans-serif;font-size:1rem;font-weight:700;line-height:1.25}.na-course-card__preview-desc{color:var(--text-sec);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0 0 12px;font-size:.82rem;line-height:1.5;display:-webkit-box;overflow:hidden}.na-course-card__preview-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;display:flex}@media (hover:hover) and (pointer:fine){.na-course-card:hover{border-color:var(--accent);box-shadow:0 12px 40px var(--accent-glow);z-index:10}.na-course-card:hover .na-course-card__preview{opacity:1;pointer-events:auto;transition-delay:.42s;transform:translate(-50%,-50%)scale(1)}.na-course-card--preview-left:hover .na-course-card__preview,.na-course-card--preview-right:hover .na-course-card__preview{transform:translateY(-50%)scale(1)}}.na-lesson-card{border-radius:var(--radius-sm);background:var(--card-solid);border:1px solid var(--border);cursor:pointer;scroll-snap-align:start;width:280px;transition:border-color var(--transition), box-shadow var(--transition), transform var(--transition);flex:none;position:relative;overflow:hidden}@media (hover:hover) and (pointer:fine){.na-lesson-card:hover{border-color:var(--accent);box-shadow:0 10px 36px var(--accent-glow);transform:translateY(-3px)}.na-lesson-card:hover .na-lesson-card__thumb img{transform:scale(1.04)}}.na-lesson-card__thumb{aspect-ratio:16/9;background:var(--bg-elevated);width:100%;position:relative;overflow:hidden}.na-lesson-card__thumb img{object-fit:cover;width:100%;height:100%;transition:transform .3s;display:block}.na-lesson-card__progress{background:#ffffff1f;height:3px;position:absolute;bottom:0;left:0;right:0}.na-lesson-card__progress-fill{background:linear-gradient(90deg, var(--accent), var(--accent-2));height:100%}.na-lesson-card__pct-badge{-webkit-backdrop-filter:blur(6px);color:#fff;background:#000000ad;border-radius:6px;padding:2px 8px;font-size:.7rem;font-weight:700;position:absolute;top:8px;right:8px}.na-lesson-card__info{padding:10px 13px 13px}.na-lesson-card__course{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;margin:0 0 3px;font-size:.72rem;overflow:hidden}.na-lesson-card__title{color:var(--text);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 4px;font-family:Outfit,sans-serif;font-size:.9rem;font-weight:700;line-height:1.25;display:-webkit-box;overflow:hidden}.na-lesson-card__meta{color:var(--text-muted);margin:0;font-size:.72rem}.na-instructor-card{border-radius:var(--radius);background:var(--card);border:1px solid var(--border);-webkit-backdrop-filter:blur(20px)saturate(180%);box-shadow:var(--shadow-card);text-align:center;cursor:pointer;transition:border-color var(--transition), box-shadow var(--transition), transform var(--transition);flex-direction:column;flex:none;align-items:center;width:220px;padding:28px 24px;display:flex;position:relative}@media (hover:hover) and (pointer:fine){.na-instructor-card:hover{border-color:var(--accent);box-shadow:0 12px 40px var(--accent-glow);transform:translateY(-4px)}}.na-instructor-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.na-instructor-card__avatar{background:linear-gradient(135deg, var(--accent), var(--accent-2));color:#fff;border:3px solid var(--border-hover);width:80px;height:80px;transition:border-color var(--transition);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-bottom:16px;font-size:1.8rem;font-weight:800;display:flex;overflow:hidden}.na-instructor-card:hover .na-instructor-card__avatar{border-color:var(--accent)}.na-instructor-card__avatar img{object-fit:cover;width:100%;height:100%;display:block}.na-instructor-card__name{color:var(--text);margin:0 0 4px;font-family:Outfit,sans-serif;font-size:1rem;font-weight:700}.na-instructor-card__role{color:var(--accent-2);margin:0 0 8px;font-size:.78rem;font-weight:600}.na-instructor-card__bio{color:var(--text-sec);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0 0 12px;font-size:.78rem;line-height:1.5;display:-webkit-box;overflow:hidden}.na-instructor-card__count{color:var(--text-muted);margin:0;font-size:.73rem}.na-course-card:focus-visible,.na-lesson-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media (max-width:720px){.na-course-card--default{width:220px}.na-course-card--compact{width:160px}.na-course-card--wide{flex-direction:column;max-width:100%}.na-course-card--wide .na-course-card__thumb{border-radius:var(--radius) var(--radius) 0 0;aspect-ratio:16/9;flex:none}.na-course-card__preview{display:none!important}.na-lesson-card{width:220px}.na-instructor-card{width:180px;padding:20px 16px}}