:root{font-family:Inter,"Segoe UI",system-ui,sans-serif;color:#182c29;background:#edf1ef;--line:#d5ded9;--accent:#126653;--muted:#51645f}
*{box-sizing:border-box}
body{margin:0}
button,input,select{font:inherit}
button{min-height:40px;border:1px solid #baccc4;border-radius:7px;background:white;color:#182c29;padding:7px 11px;cursor:pointer;font-size:.84rem;font-weight:650}
button:hover{background:#e9f3ee}
button:disabled{opacity:.46;cursor:default}
button[aria-pressed="true"]{background:#d3eee3;border-color:#35806a;color:#104f40}
button.accent{background:var(--accent);color:white;border-color:var(--accent)}
button.accent:hover{background:#0d5142}
button.text-button{background:transparent;border-color:transparent;color:#405851}
header{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#162825;color:#fff;padding:13px clamp(12px,2vw,27px);flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.brand-icon{font-size:25px;color:#80d5bc;line-height:1}
h1{margin:0;font-size:1.12rem;letter-spacing:-.02em}
header small{color:#a8cbc0;font-size:.72rem}
nav,.button-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
header button:not(.accent){background:#223b36;color:#f1faf6;border-color:#49635c}
main{display:grid;grid-template-columns:minmax(225px,285px) minmax(0,1fr);gap:12px;padding:12px;max-width:1750px;margin:auto}
aside,.workspace{border:1px solid var(--line);border-radius:11px;background:#fff;min-width:0}
aside{align-self:start}
aside section,fieldset{padding:15px;margin:0;border:0;border-bottom:1px solid var(--line);min-width:0}
aside section:last-child{border:0}
fieldset{padding-top:7px}
legend,h2{font-size:.91rem;font-weight:750;margin:0 0 10px}
legend{padding:10px 0 0;margin:0}
label{display:grid;gap:5px;color:var(--muted);font-size:.79rem;font-weight:650;min-width:0}
input,select{width:100%;min-width:0;border:1px solid #bfcec7;border-radius:6px;background:#fff;color:#182c29;padding:8px}
select[size]{padding:4px;min-height:90px}
option{padding:4px}
.fields,.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-bottom:8px}
.section-head h2{margin:0}
aside .section-head{margin-top:16px}
.calibration p,.selected p{font-size:.83rem;line-height:1.5;margin:4px 0 9px;color:var(--muted)}
#autosave{font-size:.73rem;color:var(--muted);margin:-4px 0 9px}
.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:9px;padding:9px}
.check{display:flex;align-items:center;gap:5px;padding:4px}
.check input{width:18px;height:18px;margin:0;accent-color:var(--accent)}
.zoom{margin-left:auto}
.viewer{height:clamp(320px,55vh,820px);position:relative;background:#192321;overflow:hidden}
canvas{position:absolute;width:100%;height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;cursor:crosshair}
#empty{position:absolute;inset:0;display:grid;place-content:center;text-align:center;justify-items:center;gap:12px;padding:16px;color:#e2f1eb}
#empty span{font-size:.88rem;color:#a9c3ba}
[hidden]{display:none!important}
#zoom-value{position:absolute;bottom:10px;right:10px;padding:4px 8px;border-radius:5px;background:#162825db;color:white;font-size:.75rem;pointer-events:none}
#hint{padding:9px 12px;background:#f0f6f2;color:#36554c;font-size:.8rem;min-height:37px}
#area-actions{justify-content:flex-end;padding:0 12px 9px;background:#f0f6f2}
#area-actions button{min-height:44px}
.results{padding:12px}
#count{font-size:.78rem;color:var(--muted)}
.color-results{display:flex;align-items:end;gap:8px;flex-wrap:wrap;margin-top:12px;padding-top:10px;border-top:1px solid var(--line)}
.color-results>label:first-child{flex:1;min-width:160px}
.color-results p{flex-basis:100%;margin:2px 0;font-size:.82rem;color:var(--muted)}
dialog{margin:12px auto auto;max-width:min(480px,calc(100% - 24px));border:1px solid #99aea6;border-radius:12px;box-shadow:0 12px 32px #0003;color:#182c29}
dialog p{font-size:.88rem;line-height:1.5}
dialog::backdrop{background:#122a2429}
dialog .button-row{justify-content:flex-end;margin-top:12px}
@media(max-width:740px){main{grid-template-columns:1fr}.workspace{grid-row:1}.viewer{height:clamp(300px,48vh,600px)}.toolbar button{min-height:42px}.project{display:grid;grid-template-columns:1fr 1fr}.project>section:first-child{grid-row:span 2}}
@media(max-width:420px){.project,.result-grid{grid-template-columns:1fr}.project>section:first-child{grid-row:auto}}