/* v5.7 additions – keeps the existing neutral #f2f2f2 surfaces. */
[hidden]{display:none!important}
.ai-section{background:#f2f2f2;color:#172633}
.ai-section .section-head p{max-width:820px}
.ai-intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start;margin-bottom:32px}
.ai-intro-grid h2{font-size:38px;line-height:1.13}
.ai-intro-grid p{font-size:16px;line-height:1.75;color:#465663}
.ai-intro-grid .text-link{margin-top:4px}
.ai-value-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:26px 0 32px}
.ai-value-strip>div{border-top:2px solid #315673;padding-top:16px;min-width:0}
.ai-value-strip b{display:block;font-size:18px;color:#172633;line-height:1.35;margin-bottom:8px}
.ai-value-strip p{font-size:14px;color:#465663;margin:0;line-height:1.65}
.ai-demo{border:1px solid #aeb9c1;background:#f2f2f2;min-width:0}
.ai-demo-top{display:flex;justify-content:space-between;gap:18px;padding:17px 22px;border-bottom:1px solid #c4cbd1;align-items:center}
.ai-demo-top>b{font-size:14px;color:#172633;letter-spacing:.05em}
.ai-demo-label{font-size:11px;color:#465663;border-left:2px solid #315673;padding-left:12px}
.ai-demo-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-bottom:1px solid #aeb9c1}
.ai-demo-tab{border:0;border-right:1px solid #c4cbd1;border-radius:0;background:#f2f2f2;color:#334a5b;padding:17px 14px;font-size:14px;font-weight:600;line-height:1.3;text-align:left}
.ai-demo-tab:last-child{border-right:0}
.ai-demo-tab[aria-selected=true]{background:#315673;color:#fff}
.ai-demo-tab:hover:not([aria-selected=true]){background:#e7eaed}
.ai-demo-tab small{display:block;font-size:10px;letter-spacing:.12em;margin-bottom:6px;font-weight:500}
.ai-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));list-style:none;padding:0;margin:0 22px;border-bottom:1px solid #c4cbd1;gap:14px}
.ai-steps li{padding:17px 0 13px;font-size:12px;line-height:1.4;color:#53616b;border-bottom:2px solid transparent}
.ai-steps li.is-current,.ai-steps li.is-done{border-color:#315673;color:#193e59;font-weight:650}
.ai-steps li b{display:block;font-size:10px;margin-bottom:3px;letter-spacing:.06em}
.ai-demo-body{display:grid;grid-template-columns:.85fr 1.15fr;gap:0;align-items:stretch}
.ai-input-pane,.ai-output-pane{padding:25px 22px;min-width:0}
.ai-input-pane{border-right:1px solid #c4cbd1}
.ai-pane-label{display:block;font-size:11px;color:#53616b;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;font-weight:650}
.ai-source{margin:0;background:#f2f2f2;border:1px solid #c4cbd1;border-radius:0;font:13px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;padding:18px;white-space:pre-wrap;overflow-wrap:anywhere;color:#243845;min-height:250px}
.ai-input-actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:20px}
.ai-reset{background:none;border:0;border-bottom:1px solid #8ca0ad;color:#314e62;padding:4px 0;font-size:12px}
.ai-empty{min-height:305px;border:1px dashed #aeb9c1;padding:25px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.ai-empty>span{font-size:36px;font-weight:700;letter-spacing:-2px;color:#315673}
.ai-empty>b{font-size:22px;margin:15px 0 10px;line-height:1.35}
.ai-empty>p{font-size:14px;line-height:1.7;margin:0;color:#53616b;max-width:430px}
.ai-data-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ai-data-field{display:block;min-width:0}
.ai-data-field>span,.ai-draft-label{display:block;font-size:12px;font-weight:600;margin-bottom:6px;color:#334a5b}
.ai-data-field input,.ai-draft{width:100%;min-width:0;border:1px solid #aeb9c1;border-radius:0;background:#f2f2f2;color:#172633;font-size:14px;padding:10px 11px;box-shadow:none}
.ai-note{margin:17px 0;border-left:3px solid #315673;padding:10px 14px;font-size:13px;color:#334a5b;line-height:1.65}
.ai-draft{display:block;resize:vertical;line-height:1.7;min-height:138px}
.ai-approve-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:17px;align-items:center}
.ai-approve-row .button{font-size:12px;padding:12px 15px;line-height:1.4;white-space:normal}
.ai-demo .button:disabled{cursor:default;opacity:.6}
.ai-demo-status{border-top:1px solid #aeb9c1;padding:15px 22px;color:#193e59;font-size:13px;min-height:53px;line-height:1.6;margin:0}
.ai-demo-footer{padding:16px 22px 18px;border-top:1px solid #c4cbd1;color:#53616b;font-size:11px;line-height:1.65}
.ai-demo-footer p{margin:0 0 7px}
.ai-demo-footer p:last-child{margin-bottom:0}
.ai-demo-footer [data-ai-next]{font-size:12px;color:#334a5b}
.ai-demo-caption{font-size:12px;color:#53616b;margin:14px 0 0;line-height:1.65}
.ai-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:28px;padding-top:22px;border-top:1px solid #aeb9c1}
.ai-cta p{font-size:15px;margin:0;color:#334a5b}
.contact-line{display:block;font-size:13px;color:#53616b}
.avatar,.signature-mark{font-size:13px!important}
.ai-feature-intro{max-width:880px}
.ai-topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.ai-topic-card{border:1px solid #aeb9c1;padding:26px;min-width:0}
.ai-topic-card>.icon{color:#315673;margin-bottom:19px}
.ai-topic-card h3{font-size:23px;line-height:1.3;margin-bottom:15px}
.ai-topic-card p{font-size:15px;line-height:1.7;color:#465663}
.ai-topic-card .text-link{margin-top:5px}
@media(max-width:1050px){.ai-intro-grid{grid-template-columns:1fr;gap:18px}.ai-demo-body{grid-template-columns:1fr 1fr}.ai-data-fields{grid-template-columns:1fr}.ai-approve-row .button{width:100%}.ai-cta{align-items:flex-start}.ai-topic-grid{grid-template-columns:1fr}.ai-demo-tab{font-size:13px}}
@media(max-width:760px){.ai-value-strip{grid-template-columns:1fr;gap:22px}.ai-demo-top{display:block;padding:15px 16px}.ai-demo-label{display:block;margin-top:8px;font-size:10px}.ai-demo-body{grid-template-columns:1fr}.ai-input-pane{border-right:0;border-bottom:1px solid #c4cbd1}.ai-input-pane,.ai-output-pane{padding:19px 16px}.ai-source{min-height:0;padding:14px;font-size:12px;line-height:1.75}.ai-empty{min-height:190px;padding:20px}.ai-empty>b{font-size:21px}.ai-demo-tabs{grid-template-columns:1fr}.ai-demo-tab{padding:13px 16px;border-right:0;border-bottom:1px solid #c4cbd1;font-size:14px}.ai-demo-tab small{display:inline;margin-right:10px;font-size:10px}.ai-steps{margin:0 16px;gap:10px}.ai-steps li{font-size:10px;line-height:1.4;padding:14px 0}.ai-steps li b{font-size:9px}.ai-data-fields{grid-template-columns:1fr 1fr;gap:10px}.ai-data-field input,.ai-draft{font-size:16px;padding:10px}.ai-data-field>span{font-size:11px}.ai-intro-grid h2{font-size:31px}.ai-demo-status,.ai-demo-footer{padding:15px 16px}.ai-cta{display:block}.ai-cta .button{margin-top:15px}.ai-approve-row .button{font-size:12px}.ai-section .section-head p{font-size:15px}.ai-topic-card{padding:23px}.ai-topic-card h3{font-size:23px}}
@media(max-width:365px){.ai-data-fields{grid-template-columns:1fr}.ai-input-actions .button{width:100%;font-size:13px}.ai-steps{gap:6px}.ai-steps li{font-size:9px}.ai-demo-tab{font-size:13px}.ai-demo-top>b{font-size:12px}}

/* Long marketing labels must not force mobile layout width. */
.industry-inner,.industry-copy,.industry-principles,.industry-principles>div{min-width:0}
@media(max-width:760px){.industry-principles{grid-template-columns:repeat(3,minmax(0,1fr))}.industry-principles strong{font-size:19px}.industry-principles small{font-size:10px}.ai-data-fields{grid-template-columns:minmax(0,1fr)}}