:root{--bg-primary:#fff;--bg-secondary:#f8f9fa;--bg-tertiary:#e9ecef;--text-primary:#212529;--text-secondary:#6c757d;--accent:#6c5ce7;--accent-hover:#5b4cdb;--danger:#e74c3c;--success:#2ecc71;--border:#dee2e6;--shadow:0 4px 6px #0000000d;--shadow-lg:0 10px 15px #0000001a;--radius:12px;--radius-sm:8px;--transition:all .3s cubic-bezier(.4, 0, .2, 1)}.dark{--bg-primary:#121212;--bg-secondary:#1e1e1e;--bg-tertiary:#2d2d2d;--text-primary:#f8f9fa;--text-secondary:#adb5bd;--accent:#a29bfe;--accent-hover:#6c5ce7;--border:#343a40;--shadow:0 4px 6px #0000004d;--shadow-lg:0 10px 15px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);transition:var(--transition);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6}.app-container{flex-direction:column;min-height:100vh;display:flex}.header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:100;box-shadow:var(--shadow);justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}.header-left{align-items:center;gap:1rem;display:flex}.logo-img{width:auto;height:40px}.header-title{color:var(--text-primary);font-size:1.5rem;font-weight:700}.header-right{align-items:center;gap:1rem;display:flex}.tab-btn{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:var(--transition);background:0 0;border:none;padding:.5rem 1rem;font-weight:600}.tab-btn:hover{color:var(--text-primary);background-color:var(--bg-tertiary)}.tab-btn.active{color:var(--accent);background-color:#6c5ce71a}.icon-btn{background:var(--bg-tertiary);color:var(--text-primary);cursor:pointer;transition:var(--transition);border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;padding:.5rem;display:flex}.icon-btn:hover{background-color:var(--border);transform:scale(1.05)}.collection-btn{position:relative}.badge{background-color:var(--danger);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:.7rem;font-weight:700;display:flex;position:absolute;top:-5px;right:-5px}.main-content{flex:1;width:100%;max-width:1400px;margin:0 auto;padding:2rem}.search-container{margin-bottom:2rem;position:relative}.search-input{border:2px solid var(--border);border-radius:var(--radius);background-color:var(--bg-secondary);width:100%;color:var(--text-primary);transition:var(--transition);outline:none;padding:1rem 1.5rem;font-size:1rem}.search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #6c5ce733}.grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem;display:grid}.card{background-color:var(--bg-secondary);border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}.card-image-container{aspect-ratio:2/3;background-color:var(--bg-tertiary);width:100%;overflow:hidden}.card-image{object-fit:cover;width:100%;height:100%;transition:var(--transition)}.card:hover .card-image{transform:scale(1.05)}.card-body{flex-direction:column;flex:1;padding:1rem;display:flex}.card-title{color:var(--text-primary);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;margin-bottom:.5rem;font-size:1rem;font-weight:600;display:-webkit-box;overflow:hidden}.card-subtitle{color:var(--text-secondary);margin-bottom:1rem;font-size:.875rem}.card-price{color:var(--accent);margin-bottom:1rem;font-size:1.25rem;font-weight:700}.card-btn{background-color:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);border:none;margin-top:auto;padding:.75rem;font-weight:600}.card-btn:hover{background-color:var(--accent-hover)}.card-btn.added{background-color:var(--success)}.skeleton{background:linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite shimmer}.skeleton-card{background-color:var(--bg-secondary);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}.skeleton-image{aspect-ratio:2/3;width:100%}.skeleton-text{width:80%;height:16px;margin:1rem}.skeleton-text-short{width:40%;height:16px;margin:0 1rem 1rem}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.state-container{text-align:center;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;padding:4rem 2rem;display:flex}.state-icon{opacity:.5;margin-bottom:1rem;font-size:4rem}.state-message{font-size:1.25rem;font-weight:500}.state-submessage{opacity:.7;margin-top:.5rem;font-size:.875rem}.sidebar-overlay{z-index:200;opacity:0;visibility:hidden;transition:var(--transition);background-color:#00000080;position:fixed;inset:0}.sidebar-overlay.open{opacity:1;visibility:visible}.sidebar{background-color:var(--bg-primary);width:400px;max-width:90vw;box-shadow:var(--shadow-lg);z-index:201;transition:var(--transition);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;right:0;transform:translate(100%)}.sidebar.open{transform:translate(0)}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:1.5rem;display:flex}.sidebar-title{font-size:1.25rem;font-weight:700}.sidebar-content{flex:1;padding:1rem;overflow-y:auto}.sidebar-section-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:1rem 0 .5rem;font-size:.875rem;font-weight:600}.sidebar-item{background-color:var(--bg-secondary);border-radius:var(--radius-sm);border:1px solid var(--border);align-items:center;gap:1rem;margin-bottom:.5rem;padding:.75rem;display:flex}.sidebar-item-img{object-fit:cover;border-radius:4px;width:40px;height:60px}.sidebar-item-info{flex:1;min-width:0}.sidebar-item-title{white-space:nowrap;text-overflow:ellipsis;font-size:.875rem;font-weight:600;overflow:hidden}.sidebar-item-sub{color:var(--text-secondary);font-size:.75rem}.sidebar-item-remove{color:var(--danger);cursor:pointer;transition:var(--transition);background:0 0;border:none;padding:.25rem}.sidebar-item-remove:hover{transform:scale(1.2)}.recommended-section{border-top:1px solid var(--border);margin-top:3rem;padding-top:2rem}.section-header{align-items:center;gap:.5rem;margin-bottom:1.5rem;display:flex}.section-title{font-size:1.5rem;font-weight:700}.section-badge{background-color:var(--accent);color:#fff;border-radius:20px;padding:.25rem .75rem;font-size:.75rem;font-weight:600}@media (width<=768px){.header{flex-wrap:wrap;gap:1rem;padding:1rem}.main-content{padding:1rem}.grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1rem}}