.dl-hero{text-align:center;background:linear-gradient(135deg,#f0f4ff 0%,#e8f0fe 100%);padding:100px 24px 48px}.dl-hero h1{color:var(--dark);margin-bottom:8px;font-size:2.4rem;font-weight:900}.dl-hero p{color:var(--text-light);letter-spacing:2px;font-size:1.1rem;font-weight:400}.dl-hero-note{margin-top:14px;letter-spacing:0!important;color:var(--text-muted)!important;font-size:.88rem!important}.dl-filter-bar{z-index:999;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);background:#fffffff7;padding:12px 24px 14px;position:sticky;top:64px}.dl-filter-inner{max-width:var(--max-w);flex-direction:column;gap:8px;margin:0 auto;display:flex}.dl-filter-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.dl-filter-label{color:var(--text-muted);min-width:2.5em;font-size:.78rem;font-weight:600}.dl-filter-btn{cursor:pointer;color:#555;background:#fff;border:1.5px solid #d1d5db;border-radius:24px;padding:7px 18px;font-family:inherit;font-size:.88rem;font-weight:500;transition:all .25s}.dl-filter-btn:hover{border-color:var(--primary);color:var(--primary)}.dl-filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.dl-section{max-width:var(--max-w);margin:0 auto;padding:40px 24px 60px}.dl-group{margin-bottom:40px}.dl-group-title{border-left:3px solid var(--primary);color:var(--dark);align-items:center;gap:12px;margin:8px 0 20px;padding-left:14px;font-size:1.05rem;font-weight:700;display:flex}.dl-group-count{color:var(--text-muted);letter-spacing:0;font-size:.78rem;font-weight:500}.dl-list{grid-template-columns:repeat(2,1fr);gap:22px;display:grid}.dl-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:all var(--transition);border:1px solid var(--border);gap:0;display:flex;overflow:hidden}.dl-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.dl-card--ventilator{border-top:3px solid var(--primary)}.dl-card--concentrator{border-top:3px solid var(--accent-warm)}.dl-card--accessory{border-top:3px solid var(--accent)}.dl-card-icon{background:var(--primary-light);flex:0 0 72px;justify-content:center;align-items:center;font-size:1.6rem;display:flex}.dl-card-icon--pdf{background:#fef3e8}.dl-card-icon--mp4{background:#e8f4fc}.dl-card-icon--html{background:var(--primary-light)}.dl-card-body{flex-direction:column;flex:1;min-width:0;padding:20px 22px 22px;display:flex}.dl-card-tags{flex-wrap:wrap;gap:6px;margin-bottom:10px;display:flex}.dl-badge{border-radius:20px;padding:3px 10px;font-size:.7rem;font-weight:600;display:inline-block}.dl-badge-cat{color:var(--accent);background:var(--primary-light)}.dl-badge-kind--ventilator{color:var(--primary);background:var(--primary-light)}.dl-badge-kind--concentrator{color:#c05621;background:#fff4e8}.dl-badge-kind--accessory{color:var(--accent);background:#e8f4fc}.dl-badge-brand{color:var(--text-light);background:#f1f5f9}.dl-card-title{color:var(--dark);margin-bottom:8px;font-size:1.05rem;font-weight:700;line-height:1.4}.dl-card-meta{color:var(--text-light);margin-bottom:8px;font-size:.86rem}.dl-dot{color:var(--text-muted);margin:0 6px}.dl-card-notes{color:var(--text-muted);flex:1;margin-bottom:12px;font-size:.82rem;line-height:1.6}.dl-card-link{color:var(--primary);transition:gap var(--transition);align-self:flex-start;align-items:center;gap:6px;margin-top:auto;font-size:.88rem;font-weight:600;display:inline-flex}.dl-card-link:hover{gap:12px}.dl-empty{text-align:center;color:var(--text-light);background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:56px 20px}.dl-empty p+p{color:var(--text-muted);margin-top:8px;font-size:.9rem}.dl-footnote{color:var(--text-muted);text-align:center;margin-top:12px;font-size:.85rem}@media (max-width:768px){.dl-hero h1{font-size:1.8rem}.dl-list{grid-template-columns:1fr}.dl-filter-label{display:none}}