:root{font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#15202b;background:#f6f7f9;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,summary{cursor:pointer}a{color:inherit;text-decoration:none}.topbar{height:68px;border-bottom:1px solid #e6e9ef;display:flex;align-items:center;justify-content:space-between;padding:0 28px;background:white}.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:750;letter-spacing:-.7px}.brand>b{background:#17212d;color:white;font-size:19px;padding:2px 7px;border-radius:8px}.brand small{font-size:10px;background:#eef2f6;color:#6d7a89;padding:3px 6px;letter-spacing:1px}.topbar>span,.topbar>a:last-child{font-size:12px;color:#687782}main{display:grid;grid-template-columns:365px minmax(0,1fr);min-height:calc(100vh - 68px)}aside{background:#fff;border-right:1px solid #e6e9ef;padding:27px 25px}.eyebrow{font-size:10px;font-weight:650;letter-spacing:1.7px;color:#8793a1}h1{font-size:29px;letter-spacing:-1px;line-height:1.12;margin:12px 0}p{color:#7a8592}.intro p{font-size:12px;margin:12px 0 22px}label{display:block;font-size:11px;color:#5a6876;font-weight:550}input:not([type=checkbox]):not([type=range]):not([type=file]),select,textarea{display:block;width:100%;margin-top:6px;border:1px solid #dce2e8;border-radius:7px;padding:9px 10px;background:#fafbfd;color:#14202a;font-size:12px;outline:none}textarea{resize:vertical;min-height:118px;line-height:1.55}input:focus,select:focus,textarea:focus{border-color:#1d9bf0!important;box-shadow:0 0 0 3px #1d9bf010}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.fields,.template-fields{display:grid;gap:14px}.template-fields{padding-bottom:22px}.themes{display:flex;padding:3px;border:1px solid #e3e7eb;border-radius:8px;gap:4px}.themes button{flex:1;border:0;border-radius:5px;background:none;color:#6b7783;padding:7px;font-size:12px}.themes button[aria-pressed=true]{background:#e8f4fe;color:#1685ce}details{border-top:1px solid #e5e9ed}summary{list-style:none;display:flex;align-items:center;gap:12px;padding:17px 0;font-size:11px;color:#8b96a1}summary strong{font-size:13px;font-weight:600;color:#283849}summary span{margin-left:auto;font-size:16px}summary::-webkit-details-marker{display:none}details>.fields{padding-bottom:20px}.profile-upload{display:flex;gap:12px;align-items:center}.avatar-chip{width:42px;height:42px;flex:none;border-radius:50%;background:#e6f2fb;color:#3684b4;display:grid;place-items:center;overflow:hidden;font-weight:650}.avatar-chip img{width:100%;height:100%;object-fit:cover}.file-input{max-width:225px;font-size:10px;color:#64717c;display:block;margin-top:7px}.small-button{background:none;border:0;color:#6385a0;font-size:10px;padding:5px 0}.image-upload{border:1px dashed #ccd6df;padding:11px;border-radius:8px}.check{display:flex;gap:7px;align-items:center;font-size:11px}.check input{accent-color:#1d9bf0;margin:0}.checks{display:flex;flex-wrap:wrap;gap:14px}.hint{font-size:11px;font-weight:400;line-height:1.6;margin:0;color:#7f8c98}.disclosure{margin-top:20px}.reply-editor{border:1px solid #dde5eb;border-radius:9px;margin-bottom:14px;padding:12px}.reply-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:12px}.reply-head button{border:0;background:none;color:#a55965;font-size:11px}.reply-editor .fields{gap:12px}input[type=range]{width:100%;display:block;margin-top:12px;accent-color:#1d9bf0}output{float:right;font-weight:400}.stage{padding:32px clamp(22px,5vw,85px);min-width:0;align-self:start;position:sticky;top:0;max-height:100vh;overflow:auto}.stage-head{display:flex;justify-content:space-between;align-items:center;gap:12px}h2{font-size:21px;font-weight:600;letter-spacing:-.6px;margin:7px 0 0}.secondary,.primary{border:1px solid #dce2e8;border-radius:7px;padding:10px 14px;font-size:12px;background:#fff;color:#425262;white-space:nowrap}.primary{background:#15202b;color:white;border-color:#15202b;font-weight:600}.primary:hover{background:#304354}.preset-bar{display:flex;gap:8px;align-items:center;margin:25px 0 15px;flex-wrap:wrap}.preset-bar span{font-size:11px;color:#91a0ac;margin-right:4px}.preset-bar button{border:1px solid #e1e6ea;background:#fff;border-radius:20px;padding:6px 11px;font-size:11px;color:#667889}.preset-bar button:hover{border-color:#1d9bf0;color:#1d9bf0}.canvas-area{border:1px solid #e1e6eb;background:#eef1f4;border-radius:12px;padding:30px 20px;display:flex;justify-content:center;align-items:flex-start;min-height:340px;overflow:auto}#preview{display:block;width:600px;max-width:100%;height:auto;background:white;box-shadow:0 2px 16px #2431400a}.preview-meta{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#8996a2;margin:12px 0 20px}.export-bar{display:flex;justify-content:space-between;align-items:end;gap:12px;border-top:1px solid #e0e6eb;padding-top:18px}.export-bar select{width:118px}.export-actions{display:flex;gap:8px}#status{font-size:11px;min-height:16px;text-align:right}#warning{background:#fff1d9;padding:14px;border-radius:8px;font-size:12px;margin-bottom:15px}.revision-note{border-top:1px solid #e0e6eb;padding-top:18px;margin-top:25px;font-size:11px;color:#657687}.revision-note p{margin:6px 0;line-height:1.7}#exportResult img{max-width:100%;max-height:500px;object-fit:contain;display:block;margin:auto}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid #1d9bf0;outline-offset:3px}[hidden]{display:none!important}@media(max-width:1050px){main{grid-template-columns:325px minmax(0,1fr)}aside{padding:24px 20px}.stage{padding:26px 20px}.export-bar{flex-wrap:wrap}.canvas-area{padding:20px 10px}}@media(max-width:740px){.topbar{padding:0 17px;height:60px}.topbar>span{display:none}.brand{font-size:18px}main{display:flex;flex-direction:column}aside{border-right:0}.stage{position:static;max-height:none;padding:24px 14px}.canvas-area{padding:18px 6px}.intro h1 br{display:none}.preset-bar span{width:100%}.export-actions{flex:1;justify-content:flex-end}#status{text-align:left}}

.sample-buttons{display:flex;gap:9px;flex-wrap:wrap}.media-item{display:flex;gap:5px;align-items:center;margin:9px 0}.media-item img{width:38px;height:38px;object-fit:cover;border-radius:4px}.media-item span{font-size:10px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.media-item button{border:1px solid #dce2e8;background:white;border-radius:4px;font-size:11px;padding:4px 6px}#mediaNav{display:flex;justify-content:space-between;align-items:center;font-size:10px;margin-top:8px}.image-upload>.hint{margin-top:8px}

/* Scenario review keeps the controls reachable even for tall conversations. */
.canvas-area{margin-top:22px;max-height:62vh;min-height:240px}
#canvasWrap{position:relative;width:600px;max-width:100%;flex-shrink:0}
#preview{width:100%!important}
#showMoreOverlay{position:absolute;background:transparent;color:transparent;border:0;padding:0;text-align:left;cursor:pointer}
#showMoreOverlay:hover{background:#1d9bf010}
.text-controls:empty{display:none}.text-controls{min-height:0}
.scenario-panel{margin:16px 0;background:white;border:1px solid #dfe5eb;border-radius:10px;padding:14px}
.scenario-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:12px}
.scenario-heading span{font-size:10px;color:#7a8592}
.scenario-buttons{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.scenario-buttons button{background:#f8fafc;color:#4b5d6b;border:1px solid #dce4eb;border-radius:6px;padding:8px 12px;font-size:12px}
.scenario-buttons button[aria-pressed=true]{background:#e8f4fe;color:#087cce;border-color:#1d9bf0}
.scenario-buttons button:hover{border-color:#1d9bf0}
#scenarioDescription{font-size:11px;margin:10px 0 0;color:#657687}
@media(max-width:740px){.scenario-heading{align-items:flex-start;flex-direction:column;gap:5px}.canvas-area{max-height:65vh}.scenario-buttons button{padding:9px 11px}}

.preview-media-nav{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:10px;font-size:11px;color:#657687}.preview-media-nav button{padding:6px 12px}

/* Launch copy and reachable mobile editing / preview navigation. */
.mobile-jump{display:none}.guide{max-width:850px;margin:48px auto;padding:0 24px 48px;color:#425262;line-height:1.75}.guide h2{margin-top:30px}.guide h3{font-size:16px;margin:24px 0 6px}.guide p{color:#52616f}.guide a{text-decoration:underline}.export-hint{margin-top:12px}.export-bar select{width:170px}html{scroll-behavior:smooth;scroll-padding-top:60px}
@media(max-width:740px){.mobile-jump{display:flex;position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid #dce2e8;justify-content:space-around;padding:12px;gap:12px}.mobile-jump a{padding:5px 12px;color:#126ba3}.topbar>a:last-child{font-size:11px}.export-actions{flex-wrap:wrap}.guide{margin-top:10px}.canvas-area{min-height:160px}input:not([type=checkbox]):not([type=range]):not([type=file]),select,textarea{font-size:16px}.stage{scroll-margin-top:10px}}
@media(max-width:740px){.stage{width:100%;align-self:stretch}.two-col>*{min-width:0}.preview-meta{flex-wrap:wrap}.export-actions{flex-basis:100%}}