.ba-wrap{padding:clamp(48px,5vw,80px) var(--page-pad) clamp(70px,8vw,120px);}
  /* filter */
  .ba-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(36px,4vw,56px);}
  .ba-filter button{font-family:"Space Grotesk",sans-serif;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--body);background:#fff;border:1px solid var(--line);padding:11px 22px;cursor:pointer;transition:.2s;}
  .ba-filter button:hover{border-color:var(--ink);color:var(--ink);}
  .ba-filter button.on{background:var(--ink);border-color:var(--ink);color:#fff;}
  /* intro note */
  .ba-note{display:flex;align-items:flex-start;gap:12px;font-size:clamp(13px,1.1vw,14.5px);color:var(--muted);line-height:1.7;margin-bottom:clamp(30px,3.5vw,46px);max-width:760px;}
  .ba-note::before{content:"";flex:0 0 7px;width:7px;height:7px;border-radius:50%;background:var(--point);margin-top:7px;}
  /* grid */
  .ba-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.8vw,28px);}
  .ba-card{background:#fff;border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;}
  .ba-pair{position:relative;aspect-ratio:4/3;user-select:none;cursor:ew-resize;overflow:hidden;background:var(--soft);}
  .ba-pair .side{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:"Space Grotesk",sans-serif;letter-spacing:.04em;}
  .ba-pair .side img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;pointer-events:none;user-select:none;-webkit-user-drag:none;-webkit-touch-callout:none;}
  .ba-pair .before{background:linear-gradient(135deg,#cbd5da,#aeb9c0);}
  .ba-pair .after{background:linear-gradient(135deg,#0e1116,#1c2128);clip-path:inset(0 0 0 50%);}
  .ba-pair .ph{display:flex;flex-direction:column;align-items:center;gap:8px;}
  .ba-pair .ph .role{font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;}
  .ba-pair .ph .nm{font-size:15px;font-weight:600;}
  .ba-pair .before .ph{color:#5c636c;}
  .ba-pair .after .ph{color:rgba(255,255,255,.8);}
  .ba-pair .handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;transform:translateX(-50%);box-shadow:0 0 0 1px rgba(0,0,0,.12);pointer-events:none;}
  .ba-pair .knob{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;background:#fff;box-shadow:0 6px 20px -6px rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;pointer-events:none;color:var(--ink);}
  .ba-pair .tag{position:absolute;top:14px;font-family:"Space Grotesk",sans-serif;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 11px;color:#fff;}
  .ba-pair .tag.b{left:14px;background:rgba(14,17,22,.55);}
  .ba-pair .tag.a{right:14px;background:var(--point);}
  .ba-meta{padding:20px 22px;}
  .ba-meta .cat{font-family:"Space Grotesk",sans-serif;font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--point);margin-bottom:8px;}
  .ba-meta h3{font-size:clamp(16px,1.4vw,19px);font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.3;}
  .ba-meta p{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5;}
  .ba-empty{grid-column:1/-1;text-align:center;padding:80px 0;color:var(--muted);font-size:15px;}
  /* consent band */
  .consent{background:var(--soft);padding:clamp(36px,4vw,56px) var(--page-pad);}
  .consent .box{max-width:1000px;display:flex;align-items:flex-start;gap:16px;}
  .consent .ic{flex:0 0 auto;width:42px;height:42px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--point);}
  .consent h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em;}
  .consent p{font-size:13.5px;color:var(--body);line-height:1.8;font-weight:300;}
  @media(max-width:980px){.ba-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:600px){.ba-grid{grid-template-columns:1fr;}}