body[data-tool="google-display-ad-checker"] .experiment-page-grid{grid-template-columns:minmax(0,1fr)}
body[data-tool="google-display-ad-checker"] .experiment-sidebar{display:none}
.bac-workspace{border:1px solid #cdd7db;border-radius:8px;padding:24px;background:#fff}
.bac-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.bac-workspace .primary-action{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 16px;border:1px solid #116855;border-radius:6px;background:#116855;color:#fff;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}
.bac-workspace .primary-action img{filter:brightness(0) invert(1)}
.bac-upload{position:relative;overflow:hidden;cursor:pointer}
.bac-upload input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}
.bac-upload:focus-within{outline:3px solid #257bb3;outline-offset:3px}
.bac-drop{margin-top:20px;padding:28px;border:2px dashed #a6babc;text-align:center;font-weight:700;background:#f4f8f7}
.bac-drop span{display:block;max-width:650px;margin:8px auto 0;font-size:14px;font-weight:400;color:#4b5c66}
.bac-drop.is-dragging{border-color:#0b705d;background:#e2f1eb}
.bac-summary{display:flex;flex-wrap:wrap;gap:24px;border-block:1px solid #dce3e5;padding:16px 0}
.bac-summary strong{font-size:24px;margin-right:6px;color:#155d50}
.bac-results{display:grid;gap:0}
.bac-item{display:grid;grid-template-columns:140px minmax(0,1fr) auto;gap:20px;padding:20px 0;border-bottom:1px solid #dce3e5;align-items:start}
.bac-thumb{width:140px;height:110px;object-fit:contain;background:#f0f2f3;border:1px solid #dce3e5}
.bac-item h3{font-size:16px;overflow-wrap:anywhere;margin:0 0 8px}
.bac-item p{margin:5px 0;font-size:14px;overflow-wrap:anywhere}
.bac-ok{color:#11624d;font-weight:700}.bac-warn,.bac-error{color:#963d20;font-weight:700}
.bac-export{margin-top:20px}.bac-export img{vertical-align:middle;margin-right:8px}
.bac-section{padding:28px 0;border-bottom:1px solid #dce3e5}
.bac-sizes{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin-top:18px}
.bac-sizes label{display:flex;align-items:center;gap:10px;font-size:14px}
.bac-sizes input[type="checkbox"]{width:18px;height:18px;flex:0 0 18px;margin:0;accent-color:#116855}
.bac-section details{padding:14px 0;border-bottom:1px solid #e3e8ea}
.bac-section summary{font-weight:700;cursor:pointer}
.bac-workspace button:disabled{opacity:.5;cursor:not-allowed}
@media(max-width:600px){.bac-workspace{padding:16px}.bac-item{grid-template-columns:80px minmax(0,1fr);gap:12px}.bac-thumb{width:80px;height:80px}.bac-item>button{grid-column:2;justify-self:start}.bac-summary{gap:12px}.bac-summary span{font-size:13px}.bac-summary strong{font-size:20px}.bac-toolbar>*{max-width:100%}.bac-export button{width:100%;white-space:normal}}