.oa .gi{background:linear-gradient(140deg,var(--oa-panel) 10%,var(--oa-bg) 90%);border:1px solid var(--oa-line);border-radius:18px;margin:44px 0 54px;padding:clamp(22px,3vw,44px);scroll-margin-top:100px}.oa .gi-heading{justify-content:space-between;align-items:start;gap:24px;display:flex}.oa .gi-heading h2{max-width:670px;margin:10px 0 13px;font-size:clamp(28px,3.2vw,48px);line-height:1.07}.oa .gi-heading p{max-width:660px;color:var(--oa-muted);line-height:1.55}.oa .gi-symbol{letter-spacing:-.1em;color:#19827a;border:1px solid;border-radius:50%;flex:none;place-items:center;width:94px;height:94px;font-size:44px;font-weight:700;display:grid}.oa .gi-modes{gap:7px;margin:28px 0 22px;display:flex}.oa .gi-modes button{border:1px solid var(--oa-line);color:var(--oa-text);border-radius:100px;align-items:center;gap:12px;padding:10px 16px;transition:background .25s,transform .25s;display:flex}.oa .gi-modes button[aria-pressed=true]{color:#fff;background:#19827a;border-color:#19827a}.oa .gi-modes button:hover{transform:translateY(-2px)}.oa .gi-track{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}.oa .gi-track button{text-align:left;color:var(--oa-muted);border-top:3px solid var(--oa-line);flex-direction:column;gap:6px;padding:12px 10px 16px;display:flex;position:relative}.oa .gi-track button:before{content:"";height:3px;width:var(--progress);background:#19827a;transition:width .45s;position:absolute;top:-3px;left:0}.oa .gi-track button[aria-current=step]{color:var(--oa-text);font-weight:650}.oa .gi-step-index{color:#19827a;font-family:monospace;font-size:11px}.oa .gi-track i{display:none}.oa .gi-scene{border:1px solid var(--oa-line);background:var(--oa-bg);border-radius:12px;grid-template-columns:minmax(190px,.36fr) 1fr;gap:clamp(22px,3vw,48px);min-height:325px;padding:clamp(22px,3vw,40px);animation:.38s both gi-reveal;display:grid}.oa .gi-scene-art{color:#19827a;background:radial-gradient(circle at 45% 38%,#45928733,#0000 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.gi-limit>svg{flex:none;margin-top:2px}.oa .gi-limit strong{text-transform:uppercase;letter-spacing:.08em;margin-bottom:3px;font-size:12px;display:block}.oa .gi-evidence-link{margin-top:13px}.oa .gi-bottom{justify-content:space-between;align-items:center;gap:14px;margin-top:18px;display:flex}.oa .gi-bottom>div{gap:9px;display:flex}.oa .gi-bottom button{border:1px solid var(--oa-line);border-radius:8px;align-items:center;gap:8px;padding:10px 13px;display:flex}.oa .gi-bottom button:disabled{opacity:.4;cursor:default}.oa .gi-bottom>a{text-underline-offset:3px;align-items:center;gap:6px;font-size:12px;text-decoration:underline;display:flex}.oa .gi-method{color:var(--oa-muted);max-width:800px;margin-top:14px;font-size:12px;line-height:1.5}@keyframes gi-reveal{0%{opacity:.4;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (max-width:760px){.oa .gi{padding:20px}.oa .gi-symbol{display:none}.oa .gi-track button{padding-inline:4px;font-size:11px}.oa 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