/* QTwin v0.2: extends the approved visual system; the existing demo stays independent. */
.scenario-main h2,.section-heading h2,.intro-grid h1{text-wrap:balance}
[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{min-height:88px;display:flex;align-items:center;gap:26px;padding:18px max(32px,calc((100vw - 1192px)/2));background:var(--paper);border-bottom:1px solid #e1e6eb;position:relative;z-index:5}.site-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font-size:13px;white-space:nowrap}.site-nav a{padding:8px 0;border-bottom:2px solid transparent}.site-nav [aria-current=page]{border-color:#538bc4;font-weight:700}.site-header .button{padding:13px 18px;font-size:13px;gap:14px}.menu-toggle{display:none}.site-header button{font:inherit;color:var(--ink);border:1px solid #94a6b9;background:transparent;padding:10px 13px;cursor:pointer;border-radius:2px}
.section{padding-top:72px;padding-bottom:72px}.soft-band{background:var(--paper)}.section-heading{display:grid;grid-template-columns:1.1fr 1fr;align-items:start;gap:60px;margin-bottom:36px}.section-heading h2{margin:0}.section-heading>p{margin:4px 0 0;font-size:15px;line-height:1.9;color:var(--muted)}.body-copy{font-size:16px;line-height:1.95;color:var(--muted);max-width:780px;margin:18px 0 28px}.small{font-size:12px!important;line-height:1.9!important;color:var(--muted)}.text-link{font-weight:700;font-size:14px;display:inline-block;border-bottom:1px solid #90a1b2;padding-bottom:7px;line-height:1.8}.text-link.light{color:var(--lime);border-color:#668aaf}.site-footer{background:#f4f6f8;border-top:1px solid var(--line)}.footer-top{padding-top:40px;padding-bottom:32px;display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:40px}.footer-top p{font-size:12px;line-height:1.9;color:var(--muted);margin:14px 0 0}.footer-top .brand{font-size:28px}.footer-top nav,.footer-contact{display:flex;flex-direction:column;gap:15px;font-size:13px;align-items:flex-start}.footer-bottom{border-top:1px solid var(--line);padding-top:20px;padding-bottom:20px;display:flex;justify-content:space-between;gap:24px;font-size:11px;color:var(--muted);line-height:1.8}
.pain-list{border-top:1px solid var(--line)}.pain-row{display:grid;grid-template-columns:56px 1.1fr 36px 1fr;gap:24px;padding:26px 0;border-bottom:1px solid var(--line);align-items:start}.big-number{font-size:44px;line-height:1.2;font-weight:400;letter-spacing:-2px;color:#4d76a0}.pain-row h3{font-size:21px;line-height:1.7;margin:2px 0 0}.row-arrow{font-size:28px;color:#4d76a0;align-self:center}.pain-row h4{font-size:17px;margin:3px 0 8px}.pain-row p{font-size:14px;line-height:1.9;color:var(--muted);margin:0}.overview-dl{margin:0 0 28px;display:grid;grid-template-columns:65px 1fr;gap:14px 12px;font-size:13px;line-height:1.9}.overview-dl dt{font-weight:700}.overview-dl dd{color:var(--muted);margin:0}.services{padding-top:64px;padding-bottom:56px}.service-grid article{padding-top:8px}.service-grid h4{margin-bottom:14px}.service-grid article>p{min-height:58px}.process .section-heading p{color:#c3ceda}.process .section-heading h2{font-size:32px}.scenario-previews{display:grid;grid-template-columns:1fr 1fr;gap:36px 32px}.scenario-preview{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:18px;padding-bottom:24px;border-bottom:1px solid var(--line)}.scenario-preview:hover{text-decoration:none}.scenario-preview:hover .text-link{color:#35587c}.scenario-preview figure{margin:0;position:relative;background:var(--paper);overflow:hidden}.scenario-preview img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;mix-blend-mode:multiply}.scenario-preview figcaption{font-size:9px;position:absolute;bottom:8px;left:10px;color:#536475}.scenario-preview h3{font-size:20px;margin:0 0 10px}.scenario-preview p{font-size:13px;line-height:1.9;color:var(--muted);margin:0 0 16px}.scenario-preview .text-link{font-size:12px}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.split-feature h3{font-size:21px;margin-top:0}.capability-summary{list-style:none;padding:0;margin:0}.capability-summary li{padding:20px 0;border-bottom:1px solid var(--line)}.capability-summary li:first-child{padding-top:0}.capability-summary span{font-size:12px;color:#506a84;margin-right:20px}.capability-summary strong{font-size:20px}.capability-summary p{font-size:14px;color:var(--muted);line-height:1.8;margin:10px 0 0}.demo-invite{padding-top:56px;padding-bottom:56px;display:flex;gap:40px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.demo-invite h2{font-size:28px}.demo-invite p{font-size:14px;line-height:1.9;color:var(--muted);margin:10px 0}.contact-section{padding-top:64px;padding-bottom:64px}.contact-section .actions{flex-wrap:wrap}
.page-intro{padding-top:34px;padding-bottom:36px}.breadcrumb{font-size:12px;color:var(--muted);display:flex;gap:12px;margin-bottom:38px}.intro-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:70px;align-items:center}.intro-grid h1{font-size:46px;line-height:1.45;letter-spacing:-1.4px;margin:0}.intro-grid>p{font-size:16px;line-height:2;color:var(--muted);margin:0;padding-left:28px;border-left:1px solid var(--line)}.jump-links{display:flex;flex-wrap:wrap;gap:12px 28px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:14px;font-weight:700}.jump-links a span{margin-left:12px;font-weight:400}.scope-note{display:grid;grid-template-columns:1fr 2fr;gap:30px;padding:22px 26px;border-left:3px solid #5c92c8;background:#e8eef5;margin:28px 0 0;line-height:1.85}.scope-note strong{font-size:16px}.scope-note p{font-size:13px;margin:0;color:#506274}.clean-list{list-style:none;padding:0;margin:0}.clean-list li{font-size:14px;line-height:1.9;padding-left:18px;position:relative;margin:10px 0;color:var(--muted)}.clean-list li:before{content:'—';position:absolute;left:0;color:#4d76a0}.service-detail{border-bottom:1px solid var(--line)}.service-title{display:flex;gap:28px}.service-title h2{font-size:38px;margin:0 0 7px}.service-title h3{font-size:23px;margin:0 0 12px}.service-title p{font-size:18px;margin:0;line-height:1.8;color:var(--muted)}.service-context{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin:32px 0;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service-context h4,.delivery-grid h4{font-size:15px;margin:0 0 10px}.service-context p{font-size:14px;line-height:1.95;color:var(--muted);margin:0}.detail-label{font-size:12px;letter-spacing:1px;color:var(--muted);margin-bottom:20px}.feature-columns{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.feature-columns>div{border-left:2px solid #96b4d3;padding-left:18px}.feature-columns h4{font-size:17px;line-height:1.6;margin:0 0 12px}.feature-columns p{font-size:14px;line-height:1.95;color:var(--muted);margin:0}.delivery-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:32px;padding:25px 28px;background:var(--paper)}.boundary{font-size:13px;line-height:1.95;background:#edf1f5;padding:18px 22px;margin:24px 0;color:#566778}.boundary strong{color:var(--ink);margin-right:10px}.boundary p{display:inline;margin:0}.table-scroll{overflow-x:auto;margin-top:30px}table{border-collapse:collapse;width:100%;min-width:700px;text-align:left;font-size:14px;line-height:1.8}th,td{padding:18px 22px;border-bottom:1px solid var(--line);vertical-align:top}thead th{background:var(--ink);color:white;font-weight:600}tbody th{width:17%;font-size:13px}tbody td{width:27.7%;color:var(--muted)}
.tech-rail{display:grid;grid-template-columns:repeat(5,1fr);padding:24px 0;margin:0;list-style:none;border-top:1px solid #a2b1c0;border-bottom:1px solid #a2b1c0}.tech-rail li{position:relative;padding:0 20px;border-left:1px solid var(--line)}.tech-rail li:first-child{padding-left:0;border:0}.tech-rail li:not(:last-child):after{content:'→';position:absolute;right:12px;bottom:4px;color:#8596a7}.tech-rail span{display:block;font-size:11px;color:var(--muted);margin-bottom:8px}.tech-rail strong{font-size:19px}.capability-row{display:grid;grid-template-columns:280px 1fr;gap:30px;padding-top:44px;padding-bottom:44px;border-bottom:1px solid var(--line)}.capability-row:first-of-type{margin-top:24px}.capability-name{display:flex;gap:22px;align-items:flex-start}.capability-name .big-number{font-size:36px}.capability-name h2{font-size:22px;line-height:1.65;letter-spacing:0;margin:0}.capability-body{display:grid;grid-template-columns:1fr 1fr;gap:16px 28px}.capability-body h3{font-size:13px;margin:0 0 8px}.capability-body p{font-size:14px;line-height:1.95;color:var(--muted);margin:0 0 18px}.capability-body .tech-tools{grid-column:1/-1;border-top:1px solid #dae2e9;padding-top:17px}.capability-body .tech-tools p{margin-bottom:10px}.source-links{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:11px;color:#415b76}.capability-body .condition{grid-column:1/-1;font-size:12px;margin:0;background:#eef2f7;padding:12px 16px}.tech-boundary{display:grid;grid-template-columns:1fr 1fr;gap:50px;background:var(--lime);padding-top:36px;padding-bottom:36px;margin-top:42px}.tech-boundary h2{font-size:28px;margin:0}.tech-boundary p{font-size:14px;line-height:1.95;margin:0;align-self:center}
.scenario-section{padding-bottom:56px}.scenario-tabs{display:flex;gap:12px;padding:18px 0 28px;border-top:1px solid var(--line)}.scenario-tabs button{font:inherit;flex:1;padding:14px 20px;border:1px solid #a2b1c0;background:transparent;color:var(--ink);font-size:14px;cursor:pointer}.scenario-tabs [aria-selected=true]{background:var(--lime);border-color:#35dce5;font-weight:700}.scenario-main{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:start}.scenario-main h2{font-size:29px;line-height:1.65;margin:0 0 20px}.scenario-media figure{margin:0;background:var(--paper)}.scenario-media img{width:100%;display:block;height:auto;aspect-ratio:4/3;object-fit:contain;mix-blend-mode:multiply}.scenario-media figcaption{font-size:10px;padding:0 16px 14px;color:var(--muted)}.scenario-media>p{font-size:13px;line-height:1.8;color:var(--muted);margin:16px 0}.scenario-tech{border-top:1px solid var(--line);margin-top:24px;padding-top:20px}.scenario-tech h3{font-size:16px;margin:0 0 12px}.scenario-tech p{font-size:14px;line-height:1.95;color:var(--muted);margin:0 0 16px}.case-blocks>div{border-top:1px solid var(--line);padding:18px 0}.case-blocks h3{font-size:16px;margin:0 0 8px}.case-blocks p{font-size:14px;line-height:1.95;color:var(--muted);margin:0}.scenario-panel:focus-visible{outline:2px solid #3d6d9d;outline-offset:5px}.scenario-panel+.scenario-panel{margin-top:50px}.js .scenario-panel+.scenario-panel{margin-top:0}
.timeline{list-style:none;padding:0;margin:36px 0 0}.timeline li{display:grid;grid-template-columns:48px 1.1fr 1fr;gap:28px;padding:26px 0;border-top:1px solid var(--line);position:relative}.step-number{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--lime);font-size:12px;border-radius:50%}.timeline h3{font-size:20px;margin:0 0 10px}.timeline p{font-size:14px;line-height:1.9;color:var(--muted);margin:0 0 10px}.timeline li>div:last-child{border-left:1px solid var(--line);padding-left:28px}.timeline li>div:last-child p{font-size:13px}.prepare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.prepare-grid>div{border-left:1px solid var(--line);padding-left:24px}.prepare-grid>div:first-child{padding:0;border:0}.prepare-grid h3{font-size:21px;margin:10px 0 20px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line);padding:0}.faq-list summary{cursor:pointer;padding:20px 40px 20px 0;list-style:none;font-size:17px;font-weight:600;line-height:1.8;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:'＋';position:absolute;right:2px;top:20px;font-size:20px;font-weight:400;color:#61788f}.faq-list details[open] summary:after{content:'−'}.faq-list details[open] summary{color:#2f5881}.faq-list details>p{font-size:15px;line-height:2;max-width:950px;color:var(--muted);margin:0 40px 24px 0}.brief-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:72px}.brief-layout form label{display:flex;flex-direction:column;gap:10px;font-size:13px;font-weight:600;margin-bottom:20px}.brief-layout select,.brief-layout textarea{font:inherit;font-size:14px;line-height:1.8;background:white;color:var(--ink);border:1px solid #b0bcc8;padding:12px;width:100%;border-radius:2px}.brief-layout textarea{resize:vertical}.form-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.brief-layout button{cursor:pointer}.brief-layout button:hover{filter:brightness(.96)}#brief-result{margin-top:30px;padding-top:25px;border-top:1px solid var(--line)}#brief-result h3{font-size:21px}#brief-result .actions{margin-top:16px;flex-wrap:wrap}#brief-result>.text-link{font-size:13px}#brief-status{min-height:22px}
@media(min-width:1500px){.site-header{padding-left:calc((100vw - 1192px)/2);padding-right:calc((100vw - 1192px)/2)}}
@media(max-width:1100px){.site-header{gap:20px}.site-nav{gap:16px;font-size:12px}.site-header .brand{font-size:28px}.site-header .brand span{font-size:20px}.site-header .button{font-size:12px;padding:12px}.section-heading{gap:35px}.intro-grid{gap:35px}.intro-grid h1{font-size:40px}.feature-columns{grid-template-columns:1fr 1fr;gap:25px}.capability-row{grid-template-columns:230px 1fr;gap:24px}.scenario-main{gap:30px}.pain-row{gap:20px;grid-template-columns:45px 1.1fr 24px 1fr}.pain-row h3{font-size:19px}.split-feature{gap:48px}}
@media(max-width:900px){.site-header{flex-wrap:wrap;padding:18px 32px;gap:16px}.site-header .header-contact{margin-left:auto}.menu-toggle{margin-left:auto}.js .menu-toggle{display:block}.js .site-header .header-contact{margin-left:0}.site-nav{order:4;width:100%;margin:0;display:flex;flex-wrap:wrap;gap:10px 24px;padding:12px 0;font-size:14px}.js .site-nav{display:none}.js .site-header.nav-open .site-nav{display:flex}.section{padding-top:56px;padding-bottom:56px}.section-heading{grid-template-columns:1fr;gap:14px}.section-heading>p{max-width:650px}.intro-grid{grid-template-columns:1fr;gap:22px}.intro-grid>p{border:0;padding:0;max-width:720px}.intro-grid h1{font-size:42px}.page-intro{padding-top:26px}.breadcrumb{margin-bottom:26px}.pain-row{grid-template-columns:45px 1fr;gap:12px 22px}.row-arrow{display:none}.pain-row>div{grid-column:2}.pain-row h3{font-size:21px}.scenario-previews{gap:24px}.scenario-preview{grid-template-columns:1fr}.scenario-preview figure{max-height:220px}.scenario-preview img{object-fit:contain}.split-feature{grid-template-columns:1fr;gap:34px}.overview-dl{display:block}.overview-dl dt{margin-top:14px}.overview-dl dd{margin-top:5px}.service-grid article>p{min-height:0}.capability-row{grid-template-columns:1fr;gap:22px}.capability-name{align-items:center}.capability-name h2{font-size:25px}.capability-body{padding-left:58px}.scenario-main{grid-template-columns:1fr 1fr;gap:24px}.scenario-main h2{font-size:24px}.tech-rail strong{font-size:17px}.tech-rail li{padding:0 14px}.tech-rail li:not(:last-child):after{right:0}.brief-layout{grid-template-columns:1fr;gap:24px}.timeline li{grid-template-columns:40px 1fr;gap:16px}.timeline li>div:last-child{grid-column:2;border:0;padding:0}.footer-top{grid-template-columns:1.2fr 1fr;gap:32px}.footer-contact{grid-column:1/-1;flex-direction:row;flex-wrap:wrap}.demo-invite{flex-direction:column;align-items:flex-start;gap:20px}.scope-note{grid-template-columns:1fr;gap:10px}.tech-boundary{grid-template-columns:1fr;gap:18px}}
@media(max-width:620px){.site-header{padding:16px 24px;gap:12px;min-height:80px}.site-header .brand{font-size:26px}.site-header .brand span{font-size:18px}.site-header .header-contact{display:none}.js .menu-toggle{margin-left:auto;font-size:12px}.site-nav{flex-direction:column;align-items:stretch;gap:0}.site-nav a{padding:13px 0;border-bottom:1px solid var(--line)}.section{padding-top:44px;padding-bottom:44px}.section-heading{margin-bottom:24px}.section-heading h2{font-size:28px}.section-heading>p{font-size:14px}.body-copy{font-size:15px}.pain-row{gap:10px 14px;grid-template-columns:34px 1fr;padding:24px 0}.big-number{font-size:32px}.pain-row h3{font-size:19px}.pain-row h4{font-size:16px}.pain-row p{font-size:14px}.services{padding-top:40px;padding-bottom:36px}.overview-dl{display:grid;grid-template-columns:65px 1fr;gap:12px}.overview-dl dt,.overview-dl dd{margin:0}.service-grid article>p{margin-bottom:20px}.process .section-heading h2{font-size:28px}.scenario-previews{grid-template-columns:1fr;gap:22px}.scenario-preview{grid-template-columns:.9fr 1fr;gap:18px}.scenario-preview h3{font-size:18px}.scenario-preview p{font-size:12px}.scenario-preview .text-link{font-size:12px}.scenario-preview figure{max-height:none}.capability-summary strong{font-size:18px}.capability-summary span{margin-right:12px}.contact-section h2,.demo-invite h2{font-size:26px}.contact-section .button{font-size:12px;padding:13px 15px}.contact-section .actions{gap:10px}.page-intro{padding-top:22px;padding-bottom:28px}.breadcrumb{font-size:11px;margin-bottom:24px}.intro-grid h1{font-size:32px;letter-spacing:-1px}.intro-grid>p{font-size:14px}.jump-links{font-size:13px;gap:12px 22px;line-height:1.8;padding:16px 0}.scope-note{padding:18px;margin-top:22px}.scope-note strong{font-size:15px}.scope-note p{font-size:12px}.service-title{gap:18px}.service-title h2{font-size:31px}.service-title h3{font-size:20px}.service-title p{font-size:15px}.service-context{grid-template-columns:1fr;gap:22px;margin:26px 0}.feature-columns{grid-template-columns:1fr;gap:24px}.feature-columns h4{font-size:17px;margin-bottom:8px}.delivery-grid{grid-template-columns:1fr;gap:20px;padding:20px}.boundary{font-size:12px;padding:16px 18px}.capability-row{padding-top:30px;padding-bottom:30px}.capability-name h2{font-size:22px}.capability-body{padding-left:0;grid-template-columns:1fr;gap:0}.capability-body .tech-tools,.capability-body .condition{grid-column:1}.capability-body h3{font-size:13px}.capability-body p{font-size:14px}.tech-rail{grid-template-columns:repeat(3,1fr);gap:22px 0}.tech-rail li{padding-left:14px}.tech-rail li:nth-child(4){border:0;padding-left:0}.tech-rail li:after{display:none}.tech-rail strong{font-size:16px}.tech-boundary{padding-top:26px;padding-bottom:26px}.tech-boundary h2{font-size:25px}.scenario-tabs{display:grid;grid-template-columns:1fr 1fr;gap:10px}.scenario-tabs button{font-size:13px;padding:13px 10px}.scenario-main{grid-template-columns:1fr;gap:28px}.scenario-main h2{font-size:26px}.scenario-tech{margin-top:18px;padding-top:16px}.case-blocks p{font-size:14px}.prepare-grid{grid-template-columns:1fr;gap:24px}.prepare-grid>div,.prepare-grid>div:first-child{border:0;border-top:1px solid var(--line);padding:22px 0 0}.prepare-grid h3{font-size:20px;margin-bottom:14px}.timeline{margin-top:24px}.timeline li{gap:12px 14px;grid-template-columns:34px 1fr}.timeline h3{font-size:19px}.step-number{width:30px;height:30px;font-size:11px}.timeline p{font-size:14px}.faq-list summary{font-size:15px;padding-top:18px;padding-bottom:18px}.faq-list summary:after{top:17px}.faq-list details>p{font-size:14px;margin-right:12px}.form-pair{grid-template-columns:1fr;gap:0}.brief-layout select,.brief-layout textarea{font-size:16px}.brief-layout .actions .button{font-size:13px}.footer-top{grid-template-columns:1fr;gap:28px;padding-top:32px}.footer-top nav{display:grid;grid-template-columns:1fr 1fr;gap:16px}.footer-contact{grid-column:1;gap:15px}.footer-bottom{flex-direction:column;gap:10px}}