:root{--milk:#eeeee7;--paper:#fafaf5;--ink:#213633;--muted:#78817c;--line:rgba(33,54,51,.14);--a:#d97862;--t:#d5ad49;--g:#588e78;--c:#6c8fb2}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{overflow:hidden;color:var(--ink);font-family:Arial,Helvetica,sans-serif;background:radial-gradient(circle at 44% 18%,#fff,transparent 38%),linear-gradient(145deg,var(--paper),var(--milk) 66%,#dfdfd6)}button,select{font:inherit;color:inherit}.dna-app{display:grid;grid-template-columns:minmax(0,1fr) 300px;grid-template-rows:auto minmax(0,1fr);gap:18px;min-height:100dvh;padding:18px clamp(14px,3vw,38px) 24px}.app-head{grid-column:1/-1;display:flex;align-items:center;gap:14px;min-height:54px}.app-head a,.app-head img{display:block;width:44px;height:44px}.app-head img{filter:brightness(0) saturate(100%) invert(20%) sepia(18%) saturate(673%) hue-rotate(122deg) brightness(92%) contrast(90%)}h1,h2,p{margin:0}.app-head h1{font-size:1.25rem}.eyebrow{display:block;margin-bottom:3px;color:var(--muted);font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.view-picker{display:grid;grid-template-columns:auto auto;align-items:center;gap:10px;margin-left:auto}.view-picker>span{color:var(--muted);font-size:.72rem;font-weight:700}.view-picker select{min-width:154px;padding:10px 34px 10px 12px;border:1px solid var(--line);border-radius:11px;background:rgba(250,250,245,.86);font-weight:700;cursor:pointer}.stage{position:relative;min-height:0;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:radial-gradient(circle at 50% 45%,rgba(255,255,255,.94),rgba(238,238,231,.35) 52%,rgba(213,218,208,.45));box-shadow:0 24px 70px rgba(33,54,51,.09)}canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}canvas:active{cursor:grabbing}.stage-copy{position:absolute;top:22px;left:24px;pointer-events:none}.stage-copy h2{font-size:clamp(1.2rem,2vw,1.8rem)}.stage-copy p{margin-top:6px;color:var(--muted);font-size:.72rem}.rotation-button{position:absolute;right:18px;bottom:18px;padding:9px 12px;border:1px solid var(--line);border-radius:11px;background:rgba(250,250,245,.82);font-size:.75rem;font-weight:700;cursor:pointer;backdrop-filter:blur(10px)}.rotation-button[aria-pressed="false"]{color:var(--muted)}.rotation-button span{display:inline-block;margin-right:4px}.orientation{position:absolute;bottom:20px;left:22px;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.7rem;font-weight:700;pointer-events:none}.orientation i{display:block;width:42px;height:1px;background:var(--ink)}.info-panel{align-self:stretch;overflow:auto;padding:24px;border:1px solid var(--line);border-radius:24px;background:rgba(250,250,245,.72);backdrop-filter:blur(12px)}.info-panel h2{font-size:1.45rem}.base-list{display:grid;gap:13px;margin:26px 0}.base-list>div{display:grid;grid-template-columns:32px 18px 32px 1fr;align-items:center}.base{display:grid;width:32px;height:32px;place-items:center;border-radius:50%;color:#fff;font-size:.78rem;font-weight:800}.base.a{background:var(--a)}.base.t{background:var(--t)}.base.g{background:var(--g)}.base.c{background:var(--c)}.base-list i{height:2px;background:var(--line)}.base-list p{display:grid;gap:2px;margin-left:10px}.base-list strong{font-size:.78rem}.base-list small,.mode-note,details p{color:var(--muted);font-size:.7rem;line-height:1.5}.mode-note{padding:14px;border-radius:13px;background:rgba(33,54,51,.055)}details{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}summary{font-size:.78rem;font-weight:700;cursor:pointer}details p{margin-top:10px}@media(max-width:760px){body{overflow:auto}.dna-app{grid-template-columns:1fr;grid-template-rows:auto minmax(440px,68dvh) auto}.app-head{grid-column:1;flex-wrap:wrap}.view-picker{width:100%;margin-left:58px}.view-picker select{flex:1}.stage-copy p{display:none}.info-panel{overflow:visible}}@media(max-width:420px){.dna-app{padding:10px}.view-picker{margin-left:0}.stage{border-radius:18px}.info-panel{padding:18px;border-radius:18px}}