:root{--ink:#163334;--green:#1d5a54;--mint:#e7f3ef;--sand:#f7f4ee;--red:#a62929;--amber:#895b00}*{box-sizing:border-box}body{margin:0;background:var(--sand);color:var(--ink);font:16px/1.45 system-ui,sans-serif}header{background:var(--ink);color:#fff;padding:1rem;display:flex;gap:1rem;align-items:center;justify-content:space-between}nav{display:flex;gap:.75rem;overflow:auto}nav a{color:#fff;text-decoration:none;white-space:nowrap}main{max-width:900px;margin:auto;padding:1rem 1rem 5rem}h1{font-size:1.7rem}h2{margin-top:2rem}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:1rem}.cards article{background:#fff;border-radius:14px;padding:1.2rem;box-shadow:0 2px 10px #16333412}.cards strong{display:block;font-size:1.5rem;color:var(--green)}.cards span,small{display:block;color:#536767}.button,button{display:inline-block;border:0;border-radius:9px;background:var(--green);color:#fff;padding:.75rem 1rem;text-decoration:none;font:inherit;font-weight:650;min-height:44px;cursor:pointer}.danger{background:var(--red)}form{background:#fff;border-radius:12px;padding:1rem;margin:1rem 0}label{display:block;font-weight:650;margin:.8rem 0}input,select,textarea{display:block;width:100%;margin-top:.35rem;padding:.7rem;border:1px solid #9badaa;border-radius:7px;font:inherit;background:#fff}textarea{min-height:75px}.radio{display:inline-block;margin-right:1rem;font-weight:400}.radio input{display:inline;width:auto}.list{padding:0;list-style:none}.list li,.list>a{background:#fff;margin:.6rem 0;padding:1rem;border-radius:10px}.list a{color:var(--ink);text-decoration:none}.list form{padding:0;margin:.5rem 0 0}.flash{background:var(--mint);padding:1rem;border-left:5px solid var(--green)}.alert,.safety{padding:1rem;border-radius:8px;background:#ffe3e3;color:#721919}.safety.normal{background:#dff4e4;color:#164d25}.safety.anomaly{background:#fff0c9;color:var(--amber)}canvas{width:100%;height:auto;border:2px dashed #6b7c79;background:#fff;touch-action:none}.certificate{background:#fff;padding:2rem}.signature-image{max-width:280px}.checksum{font-size:.7rem;word-break:break-all}@media(max-width:650px){header{display:block}nav{margin-top:.8rem}form{padding:.8rem}}@media print{header,button,.button{display:none}body{background:#fff}main{max-width:none;padding:0}h1{font-size:18pt}.certificate{padding:0}.checksum{position:fixed;bottom:0}}
nav .logout{display:inline;margin:0;padding:0;background:transparent}nav .logout button{padding:0;min-height:0;background:transparent;font-weight:400}
.certificate table{width:100%;border-collapse:collapse;margin:1rem 0}.certificate th,.certificate td{border:1px solid #9badaa;padding:.7rem;text-align:left}.certificate h3{font-size:1rem;margin-bottom:.25rem}