/* ---------- Danh mục: Màng lọc không khí / Lõi lọc nước (thẻ theo máy) ---------- */
.ll-scroll{position:relative}
.ll-scroll.scroll{overflow-y:auto;padding-right:6px;scrollbar-width:thin;border-bottom:1px solid var(--line)}
.ll-card .cc-ma{font-size:13px}
.ll-lh{color:#1a5fb4}
.ll-count{text-align:center;color:var(--muted);min-height:16px;margin-top:8px}
.ll-ed{display:flex;gap:8px;align-items:center;margin-top:6px}
.ll-ed input{flex:1;min-width:0;border:1px solid var(--line);border-radius:6px;padding:5px 8px;font-size:12.5px;font-family:inherit}
.ll-hide{cursor:pointer;color:var(--muted);font-size:12.5px;white-space:nowrap}.ll-hide:hover{color:var(--danger)}
/* cửa sổ bộ lọc / chi tiết lõi */
#llview{display:none;position:fixed;inset:0;z-index:1000;background:rgba(10,14,20,.78);align-items:center;justify-content:center;padding:16px}
body.llv-open #llview{display:flex}
.llv{position:relative;background:#fff;border-radius:12px;width:min(860px,100%);max-height:100%;display:flex;flex-direction:column;overflow:hidden}
.llv-top{display:flex;align-items:center;gap:12px;padding:10px 14px;border-bottom:1px solid var(--line)}
.llv-top b{font-size:15px}.llv-top>div{flex:1}
.llv-x,.llv-back{cursor:pointer;font-size:20px;padding:0 6px;color:var(--muted);line-height:1}.llv-x:hover,.llv-back:hover{color:var(--ink)}
.llv-body{overflow:auto;flex:1;padding:14px}
.llv-set{display:grid;grid-template-columns:260px 1fr;gap:16px;align-items:start}
.llv-cover .ph{aspect-ratio:1;height:auto!important;border-radius:10px}
.llv-list{display:flex;flex-direction:column;gap:8px}
.llv-item{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer;transition:box-shadow .15s}
.llv-item:hover{box-shadow:0 3px 12px rgba(0,0,0,.1);border-color:var(--ui)}
.llv-item.wf-hid{opacity:.45}body.shot .llv-item.wf-hid{display:none!important}
.llv-item .ph{width:64px;height:64px!important;flex:none;border-radius:8px}
.llv-no{width:24px;height:24px;border-radius:50%;background:var(--ink);color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none}
.llv-it{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.llv-it b{font-size:14px}
.llv-go{color:var(--muted);font-size:20px}
.llv-det{display:grid;grid-template-columns:320px 1fr;gap:20px;align-items:start}
.llv-big{aspect-ratio:1;height:auto!important;border-radius:10px;width:100%}
.llv-thumbs{display:flex;gap:8px;margin-top:8px;overflow-x:auto}
.llv-thumbs span{width:56px;height:56px;flex:none;border:2px solid var(--line);border-radius:8px;background:#fff center/contain no-repeat;cursor:pointer}
.llv-thumbs span.on{border-color:var(--ui)}
.llv-info{display:flex;flex-direction:column;gap:10px;min-width:0}
.llv-name{font-size:20px;font-weight:700;line-height:1.3}
.llv-price{font-size:15px}.llv-price b{color:#1a5fb4;font-size:18px}
.llv-mota{font-size:14px;line-height:1.55;background:var(--paper);border-radius:8px;padding:10px 12px}
.llv-tbl{border-collapse:collapse;font-size:13.5px;width:100%}
.llv-tbl th,.llv-tbl td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.llv-tbl th{color:var(--muted);font-weight:600;width:150px;white-space:nowrap}
.llv-navrow{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-top:4px}
.llv-navrow .btn{cursor:pointer;font-family:inherit;background:#fff}.llv-navrow .btn[disabled]{opacity:.4;cursor:default}
@media (max-width:760px){.llv-set,.llv-det{grid-template-columns:1fr}.llv-cover{max-width:240px;margin:0 auto}.llv-tbl th{width:120px}}