:root{--ink:#2d394e;--blue:#245f86;--teal:#217468;--paper:#f5f7fa;--line:#dde5e9;--muted:#5c6e7b}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.5 Arial,sans-serif}header{height:88px;max-width:1120px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.brand{display:flex;align-items:center;gap:15px;color:var(--ink);text-decoration:none;font-size:24px;font-weight:bold}.brand small{display:block;font-size:9px;letter-spacing:1.8px;margin-top:3px}.mark{border-right:1px solid #becbd3;padding-right:17px;font-size:31px}.mark span{font-size:10px;color:var(--teal);vertical-align:top}.demo{background:#e9eff3;padding:9px 24px;text-align:center;font-size:10px;letter-spacing:1px;font-weight:bold}.demo span{font-weight:normal;letter-spacing:.2px;margin-left:12px}main{max-width:1064px;margin:40px auto 120px;padding:0 24px}h1{font-size:36px;line-height:1.15;letter-spacing:-1px;margin:8px 0 16px}h2{font-size:22px;line-height:1.3;margin:0 0 16px}h3{font-size:17px;margin:8px 0}p{margin:8px 0 18px}.eyebrow{text-transform:uppercase;letter-spacing:1.7px;color:var(--teal);font-size:11px;font-weight:bold}.muted,small{color:var(--muted)}.topline{display:flex;justify-content:space-between;gap:24px;align-items:center;margin-bottom:28px}.grid{display:grid;grid-template-columns:1.3fr 1fr;gap:22px}.card{background:white;border:1px solid var(--line);border-radius:12px;padding:25px;margin-bottom:20px}.hero{background:var(--ink);color:white;position:relative;overflow:hidden}.hero p{color:#d5e4ee}.hero .eyebrow{color:#94d6c7}.hero h2{font-size:27px;max-width:380px}.hero:after{content:'↗';position:absolute;right:22px;top:20px;font-size:64px;color:#62839a;opacity:.5}.hero button{background:white;color:var(--ink)}button,.button{min-height:46px;border:0;border-radius:7px;background:var(--blue);color:white;font:inherit;font-size:14px;font-weight:bold;padding:12px 18px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}button:hover,.button:hover{filter:brightness(.94)}button:disabled{opacity:.45;cursor:default}.quiet{background:#eaf0f4;color:var(--ink)}.outline{background:white;color:var(--ink);border:1px solid #bacad5}.full{width:100%}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0 28px}.stat{padding:18px 20px;background:white;border:1px solid var(--line);border-radius:10px}.stat strong{display:block;font-size:29px;line-height:1.3}.stat small{font-size:12px}.badge{display:inline-block;font-size:10px;border-radius:4px;padding:4px 7px;background:#e8f3ee;color:#296d5e;font-weight:bold;letter-spacing:.4px}.badge.local{background:#f6efdc;color:#80611a}.row{display:flex;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.row:last-child{border-bottom:0}.row>div{flex:1}.level{height:45px;min-width:45px;border-radius:50%;display:grid;place-items:center;background:#e9f2f6;font-weight:bold;color:var(--blue)}.row p{font-size:13px;margin:3px 0;color:var(--muted)}nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:center;background:#fff;border-top:1px solid var(--line);padding:10px 12px max(10px,env(safe-area-inset-bottom));z-index:5;gap:10px}nav button{background:white;color:var(--muted);min-width:120px;flex-direction:column;padding:5px 12px;gap:0;font-size:11px}nav button b{font-size:19px;font-weight:normal}nav button.active{background:#e9f1f5;color:var(--ink)}label{display:block;font-size:13px;font-weight:bold;margin:18px 0 7px}input,select,textarea{font:inherit;color:var(--ink);width:100%;padding:13px;border:1px solid #b9c9d3;border-radius:6px;background:#fff;min-height:48px}textarea{min-height:94px;resize:vertical}input[type=checkbox]{width:20px;min-height:20px}.check{display:flex;gap:10px;align-items:start;font-weight:normal}input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:3px solid #7db8d2;outline-offset:2px}.notice{background:#f9f4e7;border-left:3px solid #be993e;padding:14px 16px;font-size:12px;margin:18px 0}.steps{display:flex;gap:8px;color:var(--muted);font-size:12px;margin-bottom:22px}.steps .current{color:var(--teal);font-weight:bold}.narrow{max-width:640px;margin:auto}.qr{display:block;width:240px;max-width:100%;margin:18px auto}.center{text-align:center}.timer{font-size:30px;font-weight:bold;font-variant-numeric:tabular-nums}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.actions>*{flex:1}.error{color:#a33434;padding:12px;background:#fff0ed;border-radius:5px}.bar{height:8px;background:#e6edf0;border-radius:10px;margin:10px 0;overflow:hidden}.bar i{display:block;height:100%;background:var(--teal)}details{margin:14px 0}summary{cursor:pointer;font-size:14px;font-weight:bold}.timeline{border-left:2px solid #d5e2e8;padding-left:22px}.timeline .card{position:relative}.timeline .card:before{content:'';position:absolute;left:-29px;top:30px;width:10px;height:10px;background:var(--teal);border-radius:50%}.feedback-form{padding-bottom:20px}.level-options{display:grid;gap:8px}.level-options label{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:7px;margin:0;padding:12px;font-weight:normal}.level-options input{width:18px;min-height:18px}.level-options b{min-width:27px}.success{width:66px;height:66px;background:#deeee7;color:var(--teal);font-size:34px;border-radius:50%;display:grid;place-items:center;margin:15px auto}#toast{position:fixed;bottom:100px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;border-radius:8px;padding:12px 22px;display:none;z-index:20;max-width:90%}.epa-button{text-align:left;width:100%;display:block;background:white;color:var(--ink);border:1px solid var(--line);margin:10px 0;padding:18px}.epa-button:hover{border-color:var(--blue)}.epa-button small{display:block;margin-top:8px;font-weight:normal}.footer-note{font-size:12px;color:var(--muted);margin-top:20px}a{color:var(--blue)}.split{display:grid;grid-template-columns:1fr 1fr;gap:15px}.chart{display:flex;gap:12px;align-items:flex-end;height:140px;border-bottom:1px solid var(--line);padding:12px}.chart>div{flex:1;text-align:center;font-size:11px}.chart .pillar{background:#4c8b94;border-radius:4px 4px 0 0;margin:auto;max-width:40px}.chart small{display:block;font-size:10px;margin-top:6px}.hidden{display:none}@media(max-width:650px){header{height:74px;padding:0 18px}.brand{font-size:20px}.brand small{font-size:7px}.mark{font-size:27px}.demo{padding:8px 16px;text-align:left}.demo span{display:block;margin:2px 0 0}main{margin-top:27px;padding:0 18px}h1{font-size:29px}.topline{display:block}.topline>button{margin-top:10px}.grid,.split{grid-template-columns:1fr;gap:0}.card{padding:20px}.stats{gap:8px}.stat{padding:15px 10px}.stat strong{font-size:25px}.stat small{font-size:10px}nav{gap:0}nav button{min-width:0;flex:1;padding:5px 3px;font-size:10px}.hero h2{font-size:25px}.actions{flex-direction:column}.row{align-items:flex-start}.level{height:39px;min-width:39px}button,.button{min-height:48px}.quiet{font-size:12px}}