.rdv-group{--rdv-text: #1C1917;--rdv-text-2: #57534E;--rdv-text-3: #A8A29E;--rdv-accent: #C26747;--rdv-accent-bg: #FBEDE5;--rdv-cool: #6B5A8E;--rdv-cool-bg: #EFEBF5;--rdv-border: #E7E5E4;--rdv-bg: #FBF8F4;--rdv-surface: #FFFFFF;font-family:Inter,-apple-system,system-ui,sans-serif;color:var(--rdv-text);line-height:1.75;max-width:720px;margin:0 auto;padding:3rem 1.5rem 4rem;background:var(--rdv-bg)}.rdv-group *,.rdv-group *:before,.rdv-group *:after{box-sizing:border-box}.rdv-header{margin-bottom:2.5rem}.rdv-header-label{font-size:.75rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--rdv-accent);margin-bottom:.75rem}.rdv-group h1{font-size:2.4rem;font-weight:700;line-height:1.15;color:var(--rdv-text);letter-spacing:-.02em;margin-bottom:.5rem}.rdv-subtitle{font-size:1.05rem;color:var(--rdv-text-2);font-weight:400}.rdv-nav{display:flex;gap:.25rem;border-bottom:1px solid var(--rdv-border);margin-bottom:2.5rem;overflow-x:auto;-webkit-overflow-scrolling:touch}.rdv-nav button{background:none;border:none;border-bottom:2px solid transparent;padding:.75rem 1rem;font-family:inherit;font-size:.875rem;font-weight:500;color:var(--rdv-text-3);cursor:pointer;white-space:nowrap;transition:color .15s,border-color .15s}.rdv-nav button:hover{color:var(--rdv-text-2)}.rdv-nav button.active{color:var(--rdv-accent);font-weight:600;border-bottom-color:var(--rdv-accent)}.rdv-page-panel{display:none}.rdv-page-panel.active{display:block;animation:rdvAppear .25s ease}@keyframes rdvAppear{0%{opacity:0}to{opacity:1}}.rdv-group .section-label{font-size:.7rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--rdv-text-3);margin-bottom:.5rem}.rdv-group .section-label.warm{color:var(--rdv-accent)}.rdv-group .section-label.cool{color:var(--rdv-cool)}.rdv-group h2{font-size:1.35rem;font-weight:700;color:var(--rdv-text);letter-spacing:-.01em;margin-bottom:.75rem}.rdv-group h3{font-size:1.05rem;font-weight:600;color:var(--rdv-text);margin-bottom:.5rem}.rdv-group .body-text{font-size:.95rem;color:var(--rdv-text-2);line-height:1.8}.rdv-group .body-text+.body-text{margin-top:.75rem}.rdv-group .body-text strong{color:var(--rdv-text);font-weight:600}.rdv-group .timing{font-size:.75rem;font-weight:500;color:var(--rdv-text-3);float:right;margin-top:.2rem}.rdv-group .divider{border:none;border-top:1px solid var(--rdv-border);margin:2.5rem 0}.rdv-group .callout{border-left:3px solid var(--rdv-border);padding:1rem 1.25rem;margin:1.5rem 0;background:var(--rdv-surface)}.rdv-group .callout.warm{border-left-color:var(--rdv-accent);background:var(--rdv-accent-bg)}.rdv-group .callout.cool{border-left-color:var(--rdv-cool);background:var(--rdv-cool-bg)}.rdv-group .callout .callout-label{font-size:.7rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--rdv-text-3);margin-bottom:.4rem}.rdv-group .callout.warm .callout-label{color:var(--rdv-accent)}.rdv-group .callout.cool .callout-label{color:var(--rdv-cool)}.rdv-group .callout p{font-size:.9rem;color:var(--rdv-text-2);line-height:1.7}.rdv-group .callout p strong{color:var(--rdv-text)}.rdv-group .callout p+p{margin-top:.5rem}.rdv-group .steps{margin:1.5rem 0}.rdv-group .step{display:flex;gap:1rem;align-items:baseline;padding:.75rem 0;border-bottom:1px solid var(--rdv-border)}.rdv-group .step:last-child{border-bottom:none}.rdv-group .step-num{font-size:.8rem;font-weight:700;color:var(--rdv-text-3);flex-shrink:0;width:1.5rem;text-align:right}.rdv-group .step-content{flex:1}.rdv-group .step-q{font-size:.95rem;font-weight:600;color:var(--rdv-text)}.rdv-group .step-hint{font-size:.82rem;color:var(--rdv-text-3);margin-top:.15rem;line-height:1.6}.rdv-group .frame-row{display:grid;grid-template-columns:1fr;gap:.75rem;margin:1.25rem 0 1.5rem}.rdv-group .frame-cell{border:1px solid var(--rdv-border);border-radius:8px;background:var(--rdv-surface);padding:1rem 1.25rem}.rdv-group .fc-letter{font-family:Newsreader,Georgia,serif;font-size:1.6rem;font-weight:700;color:var(--rdv-accent);line-height:1;margin-bottom:.4rem}.rdv-group .fc-name{font-size:1.05rem;font-weight:700;color:var(--rdv-text);margin-bottom:.15rem}.rdv-group .fc-brief{font-size:.85rem;font-style:italic;color:var(--rdv-text-3);margin-bottom:.5rem}.rdv-group .fc-detail{font-size:.9rem;color:var(--rdv-text-2);line-height:1.7}.rdv-group .rdv-grid{display:grid;grid-template-columns:1fr;gap:.75rem;margin:1.5rem 0}.rdv-group .rdv-card{border:1px solid var(--rdv-border);border-radius:8px;overflow:hidden;cursor:pointer;transition:border-color .15s}.rdv-group .rdv-card:hover,.rdv-group .rdv-card.active{border-color:var(--rdv-accent)}.rdv-group .rdv-card-header{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;background:var(--rdv-surface)}.rdv-group .rdv-card-num{font-size:1.4rem;font-weight:700;color:var(--rdv-accent);width:2rem;flex-shrink:0;text-align:center;font-family:Newsreader,Georgia,serif}.rdv-group .rdv-card-name{font-size:.95rem;font-weight:600;color:var(--rdv-text);line-height:1.4}.rdv-group .rdv-card-brief{font-size:.8rem;color:var(--rdv-text-3);margin-top:.15rem;font-style:italic}.rdv-group .rdv-card-detail{display:none;padding:1.25rem;background:var(--rdv-bg);border-top:1px solid var(--rdv-border)}.rdv-group .rdv-card.active .rdv-card-detail{display:block}.rdv-group .rdv-card-detail p{font-size:.9rem;color:var(--rdv-text-2);line-height:1.75}.rdv-group .rdv-card-detail p+p{margin-top:.6rem}.rdv-group .rdv-card-detail p strong{color:var(--rdv-text);font-weight:600}.rdv-group .rdv-card-detail .aside{margin-top:.75rem;font-size:.85rem;font-style:italic;color:var(--rdv-text-3);padding-left:1rem;border-left:2px solid var(--rdv-border)}.rdv-group .scenario-stack{margin:1.5rem 0}.rdv-group .scenario-card{border:1px solid var(--rdv-border);border-radius:8px;overflow:hidden;margin-bottom:.75rem}.rdv-group .scenario-body{padding:1.5rem 1.5rem 1.25rem;background:var(--rdv-surface)}.rdv-group .scenario-tag{display:inline-block;font-size:.65rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;padding:.2rem .5rem;border-radius:3px;margin-bottom:.75rem}.rdv-group .scenario-tag.warm{color:var(--rdv-accent);background:var(--rdv-accent-bg)}.rdv-group .scenario-tag.cool{color:var(--rdv-cool);background:var(--rdv-cool-bg)}.rdv-group .scenario-text{font-size:.97rem;color:var(--rdv-text);line-height:1.8}.rdv-group .scenario-reveal{display:none;padding:1.25rem;border-top:1px solid var(--rdv-border);background:var(--rdv-bg)}.rdv-group .scenario-reveal.show{display:block}.rdv-group .scenario-reveal p{font-size:.9rem;color:var(--rdv-text-2);line-height:1.75}.rdv-group .scenario-reveal p+p{margin-top:.6rem}.rdv-group .scenario-reveal p strong{color:var(--rdv-text)}.rdv-group .scenario-reveal .aside{margin-top:.75rem;font-size:.85rem;font-style:italic;color:var(--rdv-text-3);padding-left:1rem;border-left:2px solid var(--rdv-border)}.rdv-group .reveal-btn-row{border-top:1px solid var(--rdv-border);text-align:center}.rdv-group .reveal-btn{width:100%;padding:.9rem;border:none;font-family:inherit;font-size:.85rem;font-weight:600;cursor:pointer;background:var(--rdv-surface);color:var(--rdv-text-3);transition:background .15s,color .15s}.rdv-group .reveal-btn:hover{background:var(--rdv-bg);color:var(--rdv-text-2)}.rdv-group .reveal-btn.revealed{color:var(--rdv-accent);background:var(--rdv-accent-bg);cursor:default}.rdv-group .questions{margin:1.5rem 0}.rdv-group .question{padding:1rem 0;border-bottom:1px solid var(--rdv-border)}.rdv-group .question:last-child{border-bottom:none}.rdv-group .question-label{font-size:.7rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--rdv-text-3);margin-bottom:.3rem}.rdv-group .question-text{font-size:.95rem;font-weight:500;color:var(--rdv-text);line-height:1.7}.rdv-group .options-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--rdv-border);border:1px solid var(--rdv-border);border-radius:8px;overflow:hidden;margin:1.5rem 0}.rdv-group .option{background:var(--rdv-surface);padding:1.25rem;cursor:pointer;transition:background .15s}.rdv-group .option:hover{background:var(--rdv-bg)}.rdv-group .option.selected{background:var(--rdv-accent-bg)}.rdv-group .option-label{font-size:.9rem;font-weight:600;color:var(--rdv-text);margin-bottom:.2rem}.rdv-group .option-desc{font-size:.8rem;color:var(--rdv-text-3);line-height:1.5}.rdv-group .page-nav{display:flex;justify-content:space-between;align-items:center;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--rdv-border)}.rdv-group .page-nav button{background:none;border:none;font-family:inherit;font-size:.9rem;font-weight:500;color:var(--rdv-accent);cursor:pointer;padding:.5rem 0;transition:opacity .15s}.rdv-group .page-nav button:hover{opacity:.7}.rdv-group .page-nav .ghost{visibility:hidden}.rdv-footer{margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--rdv-border);text-align:center;font-size:.8rem;color:var(--rdv-text-3);line-height:1.8}.rdv-footer strong{color:var(--rdv-text-2);font-weight:600}@media(max-width:600px){.rdv-group{padding:2rem 1.25rem 3rem}.rdv-group h1{font-size:1.8rem}.rdv-group .options-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.rdv-page-panel{animation:none!important}}