:root{color-scheme:light;--ink:#1c2d2b;--muted:#53625f;--line:#d9e0dc;--bg:#f5f6f2;--accent:#205b4e;--white:#fff;--danger:#a02027;--soft:#eaf2ee;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.55}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}a{color:var(--accent);text-underline-offset:3px}a:hover{color:#153d34}button,input,select{font:inherit}button,.button{display:inline-flex;justify-content:center;align-items:center;min-height:46px;border:1px solid var(--accent);border-radius:8px;padding:10px 18px;background:var(--accent);color:white;font-weight:650;text-decoration:none;cursor:pointer;line-height:1.3}button:hover,.button:hover{background:#17463c;color:white}button:disabled{cursor:not-allowed;background:#e1e6e2;color:#5c6861;border-color:#d3dad5}button.secondary,.button.secondary{background:var(--white);color:var(--accent)}button.secondary:hover,.button.secondary:hover{background:var(--soft)}button.link,button.text-button{min-height:35px;padding:5px 0;border:0;background:none;color:var(--accent);font-weight:550;text-decoration:underline;text-underline-offset:3px}.text-button{margin-top:12px!important}button.link:hover,button.text-button:hover{color:#163b33}.topbar{display:flex;justify-content:space-between;align-items:center;gap:20px;max-width:1280px;margin:auto;padding:25px 36px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:26px;font-weight:800;letter-spacing:-1px;text-decoration:none;color:var(--ink)}.brandmark{display:inline-flex;width:33px;height:39px;align-items:center;justify-content:center;background:var(--ink);color:white;border-radius:4px 12px 12px 4px;font-size:23px}.topbar nav{display:flex;gap:25px;align-items:center}.topbar nav a{text-decoration:none;font-weight:600}.topbar nav form{margin:0}main{max-width:1280px;margin:auto;padding:34px 36px 50px}.heading{max-width:850px;margin:10px 0 30px}.heading p{margin:8px 0;color:var(--muted)}.eyebrow{font-weight:750;font-size:12px;letter-spacing:1.7px;color:var(--accent)!important}h1{font-size:clamp(30px,4vw,43px);line-height:1.13;letter-spacing:-1.3px;margin:10px 0 18px}h2{font-size:22px;line-height:1.25;letter-spacing:-.5px;margin:0 0 18px}h3{font-size:19px;margin:0 0 15px}p{margin:0 0 15px}.card{background:var(--white);padding:26px;border:1px solid var(--line);border-radius:13px;margin-bottom:20px;min-width:0}.narrow{max-width:650px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.workspace{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:25px;align-items:start}.card-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.card-title h2{margin:0}.badge{font-size:12px;font-weight:700;border-radius:30px;background:#f3eee1;color:#675322;padding:6px 11px;white-space:nowrap}.badge.done{background:var(--soft);color:var(--accent)}label{display:block;font-weight:650;font-size:14px;margin-bottom:18px}input:not([type=range]):not([type=checkbox]),select{width:100%;display:block;border:1px solid #bdc9c2;border-radius:7px;background:white;color:var(--ink);min-height:46px;padding:10px 12px;margin-top:7px}input:focus,select:focus,button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #66a799;outline-offset:3px}input[readonly]{background:#f4f7f4;font-size:12px}input[type=file]{font-size:14px;font-weight:400;padding:8px!important}input[type=range]{width:100%;display:block;accent-color:var(--accent);margin:12px 0}output{float:right;color:var(--muted)}.file-box{padding:18px;border:1px dashed #b0beb4;border-radius:8px;background:#fafbf8}.file-box span{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:10px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.checkbox{display:flex;align-items:center;gap:8px;font-weight:500}.checkbox input{accent-color:var(--accent);height:18px;width:18px}.preview-shell{background:#eff2ee;border:1px solid var(--line);border-radius:10px;position:relative;display:flex;justify-content:center;align-items:center;min-height:170px;padding:18px;margin:20px 0 15px}canvas{max-width:100%;height:auto;background:white;display:block}.preview-shell canvas{max-height:410px;width:auto;border:1px solid #c3cac4;box-shadow:0 3px 8px #0000000b}.preview-shell p{position:absolute;color:var(--muted);background:white;padding:14px;font-size:14px;max-width:90%}.current-preview{max-height:300px;width:auto;max-width:100%;margin:0 auto 20px;border:1px solid #bfcac2}.hint{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.button-row{display:flex;flex-wrap:wrap;gap:10px}.button-row button{flex:0 1 auto}.notice{padding:14px 17px;border-radius:8px;background:#eef1ed;border:1px solid var(--line);margin:16px 0}.notice.success{background:#e9f5eb;border-color:#acd0b5;color:#23592d}.notice.error{background:#fff0ef;color:#922028;border-color:#e7abae}.success-text{color:#256132!important;font-weight:750}.error-text{color:var(--danger)!important}.hidden{display:none!important}.status-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:8px 16px;font-size:13px;margin:0 0 22px}.status-grid dt{color:var(--muted)}dd{margin:0;font-weight:600;overflow-wrap:anywhere}dt{font-size:13px;color:var(--muted)}dl:not(.status-grid) dd{margin-bottom:20px}code,pre{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;overflow-wrap:anywhere;white-space:pre-wrap}pre{padding:12px;background:#f4f6f3;border-radius:7px;max-height:220px;overflow:auto}details{margin-top:23px;border-top:1px solid var(--line);padding-top:16px}summary{cursor:pointer;font-size:14px;font-weight:650;margin-bottom:14px}.events{padding-left:20px;font-size:13px;color:var(--muted)}.events li{margin:8px 0}.test-results{list-style:none;margin:15px 0;padding:0;max-height:580px;overflow:auto;font-size:13px}.test-results li{padding:8px 0;border-bottom:1px solid #edf0eb}.test-results .pass{color:#255e35}.test-results .fail{color:var(--danger);font-weight:650}footer{max-width:1280px;margin:auto;padding:20px 36px 28px;border-top:1px solid var(--line);font-weight:650;color:var(--muted);font-size:12px}footer span{font-weight:400;margin-left:12px}#send-image{width:100%}#status-message{margin-top:12px;font-size:13px}#device-summary{font-size:14px}.card h2:not(:first-child){margin-top:27px}
@media(max-width:850px){.workspace,.grid{grid-template-columns:1fr}.topbar{padding:20px}.topbar nav{gap:15px;font-size:14px}main{padding:24px 20px}.card{padding:22px}.heading{margin-top:0}.workspace>aside{display:grid;grid-template-columns:1fr;gap:0}}
@media(max-width:480px){.topbar{flex-wrap:wrap;gap:14px}.topbar nav{width:100%;justify-content:space-between}.form-row{grid-template-columns:1fr;gap:0}.card{padding:18px}.card-title{flex-wrap:wrap}.status-grid{grid-template-columns:1fr 1fr}.button-row{flex-direction:column}.button-row>*{width:100%}main{padding:20px 12px}h1{font-size:31px}.preview-shell canvas{max-height:330px}}