.btn{display:inline-flex;align-items:center;justify-content:center;padding:9px 18px;border-radius:8px;border:none;font-size:.85rem;font-weight:600;cursor:pointer;transition:background .12s,color .12s,border-color .12s,opacity .12s;text-decoration:none}.btn:disabled{opacity:.5;cursor:default;pointer-events:none}.btn-primary{background:#2563eb;color:#fff}.btn-primary:hover{background:#1d4ed8}.btn-secondary{background:0 0;color:#2563eb;border:1px solid #2563eb}.btn-secondary:hover{background:#eff6ff}.btn-danger{background:#fee2e2;color:#dc2626;border:1px solid transparent}.btn-danger:hover{background:#fecaca}.btn-ghost{background:0 0;color:#475569;border:1px solid #e2e8f0}.btn-ghost:hover{background:rgba(0,0,0,.05)}.btn-sm{padding:4px 11px;font-size:.78rem;border-radius:6px}.btn-lg{padding:11px 24px;font-size:.95rem}.btn-full{width:100%}.btn-icon{padding:0;width:36px;height:36px;border-radius:8px;flex-shrink:0;background:0 0;border-color:transparent;display:inline-flex!important;align-items:center;justify-content:center;line-height:1}.btn-icon.hist-hidden{display:none!important}.btn-icon.price-dropped{background:#f0fdf4;color:#16a34a;border-color:transparent}.btn-icon.price-dropped svg{transform:scaleY(-1)}.btn-icon.price-dropped:hover{background:#dcfce7}.btn-icon.price-raised{background:#fef2f2;color:#dc2626;border-color:transparent}.btn-icon.price-raised:hover{background:#fee2e2}.btn-icon:hover{background:rgba(0,0,0,.06);border-color:transparent}.btn-icon.btn-sm{width:30px;height:30px;border-radius:6px}