.dhcc{--ink:#252723;--muted:#656860;--line:#dedfd8;--paper:#fff;max-width:1120px;margin:0 auto;padding:48px 24px;background:var(--paper);color:var(--ink);font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-align:left;color-scheme:light}.dhcc *{box-sizing:border-box}.dhcc h2,.dhcc h3,.dhcc p{margin:0}.dhcc button,.dhcc input,.dhcc select{font:inherit;line-height:1.4;letter-spacing:normal;text-transform:none;box-shadow:none}.dhcc button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:3px;padding:10px 14px;min-height:44px}.dhcc button:hover{background:#f3f3ef;border-color:#9da094}.dhcc button:disabled{opacity:.45;cursor:not-allowed}.dhcc :focus-visible{outline:2px solid #333;outline-offset:4px}.dhcc input:not([type=range]):not([type=checkbox]),.dhcc select{border:1px solid #bfc2b8;background:#fff;color:var(--ink);border-radius:3px;padding:9px;min-height:44px;width:100%}.dhcc input[type=checkbox]{accent-color:#333;width:16px;height:16px}.dhcc input[type=range]{accent-color:#454b3e;width:100%;margin:8px 0 0;min-height:26px}.dhcc .eyebrow{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}.dhcc h2{font-size:clamp(30px,4vw,44px);font-weight:400;letter-spacing:-.035em;line-height:1.2;margin:10px 0 16px}.dhcc .intro{color:var(--muted);max-width:590px}.dhcc header{padding-bottom:36px;border-bottom:1px solid var(--line)}.dhcc .workspace{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;padding:38px 0}.dhcc .section-label{font-size:12px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:18px;color:var(--muted)}.dhcc .wheel-shell{position:relative;width:min(100%,380px);aspect-ratio:1;margin:0 auto 20px}.dhcc canvas{display:block;width:100%;height:100%;touch-action:none;cursor:crosshair;border-radius:50%}.dhcc .hint{font-size:12px;color:var(--muted);text-align:center}.dhcc .controls{display:grid;gap:19px;align-content:start}.dhcc .base-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.dhcc .base{width:46px;padding:5px;position:relative}.dhcc .base span{display:block;height:30px;border-radius:1px;border:1px solid #0002}.dhcc .base[aria-pressed=true]{outline:2px solid #34382e;outline-offset:2px}.dhcc .compact{font-size:12px;padding:7px 10px}.dhcc .input-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:8px}.dhcc .input-heading select{width:110px;font-size:12px}.dhcc .inputs{display:flex;gap:8px}.dhcc .inputs label{font-size:12px;flex:1;min-width:0}.dhcc .slider-label{display:flex;justify-content:space-between;font-size:13px}.dhcc .lock{display:flex;gap:8px;align-items:center;font-size:12px}.dhcc .harmony-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.dhcc .harmony{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 4px;font-size:11px}.dhcc .harmony svg{width:34px;height:34px}.dhcc .harmony[aria-pressed=true]{background:#eef0e9;border-color:#555e48}.dhcc .explanation{min-height:48px;font-size:13px;color:var(--muted)}.dhcc .palette-area{border-top:1px solid var(--line);padding-top:28px}.dhcc .palette-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}.dhcc h3{font-size:22px;font-weight:400;letter-spacing:-.02em}.dhcc .actions{display:flex;gap:8px;flex-wrap:wrap}.dhcc .palette{display:grid;grid-template-columns:repeat(auto-fit,minmax(125px,1fr));gap:12px}.dhcc .swatch-color{height:150px;border:1px solid #0001;border-radius:2px}.dhcc .swatch-meta{padding:10px 0;font-size:11px;color:var(--muted)}.dhcc .swatch-meta button{border:0;padding:0;min-height:30px;font-size:13px;font-family:ui-monospace,monospace;display:block}.dhcc .swatch-meta p{font-variant-numeric:tabular-nums}.dhcc .note{font-size:11px;color:var(--muted);margin-top:14px}.dhcc .samples{margin-top:38px;padding-top:28px;border-top:1px solid var(--line)}.dhcc .sample-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:20px}.dhcc .poster{height:250px;padding:28px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.dhcc .poster small{font-size:10px;letter-spacing:.15em}.dhcc .poster strong{font-family:Georgia,serif;font-size:42px;font-weight:400;line-height:1.1;max-width:240px}.dhcc .geometry{display:flex;align-items:center;justify-content:center;position:relative;height:250px;overflow:hidden}.dhcc .status{min-height:24px;font-size:12px;margin-top:12px;color:var(--muted)}.dhcc .error{color:#9e2c22;font-size:12px;min-height:20px}.dhcc .slider-group{display:grid;grid-template-columns:1fr 1fr;gap:16px}.dhcc footer{margin-top:28px;border-top:1px solid var(--line);padding-top:18px;font-size:11px;color:var(--muted)}@media(max-width:700px){.dhcc{padding:28px 16px}.dhcc .workspace{grid-template-columns:1fr;gap:30px}.dhcc .wheel-shell{max-width:320px}.dhcc .sample-grid{grid-template-columns:1fr}.dhcc .palette{grid-template-columns:repeat(2,minmax(0,1fr))}.dhcc .swatch-color{height:120px}.dhcc .actions button{font-size:12px;padding:8px}.dhcc .harmony{font-size:11px}}@media(prefers-reduced-motion:no-preference){.dhcc button{transition:background .15s}}.dhcc .wheel-locks{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin-top:12px}.dhcc .geometry svg{display:block;width:58%;max-width:270px;height:auto}.dhcc .frame-marks{position:absolute;inset:20px;pointer-events:none}.dhcc .frame-marks i{position:absolute;width:22px;height:22px;border:0 solid currentColor}.dhcc .frame-marks i:nth-child(1){top:0;left:0;border-top-width:2px;border-left-width:2px}.dhcc .frame-marks i:nth-child(2){top:0;right:0;border-top-width:2px;border-right-width:2px}.dhcc .frame-marks i:nth-child(3){bottom:0;left:0;border-bottom-width:2px;border-left-width:2px}.dhcc .frame-marks i:nth-child(4){bottom:0;right:0;border-bottom-width:2px;border-right-width:2px}.dhcc .poster{display:grid;grid-template-rows:1fr auto 1fr}.dhcc .poster small{align-self:end;margin-bottom:12px;font-size:14px}.dhcc .poster strong{max-width:none;font-size:clamp(46px, 5vw, 54px)}