:root{--pri:#0b5d7a;--bg:#f2f5f7;--card:#fff;--txt:#1d2a33;--mut:#6b7b86;--g:#2e9d5b;--y:#e0a400;--r:#d64545;--bd:#dfe6ea}
*{box-sizing:border-box}
body{margin:0;font-family:Vazirmatn,Tahoma,"Segoe UI",sans-serif;background:var(--bg);color:var(--txt);font-size:16px}
header{position:sticky;top:0;z-index:5;background:var(--pri);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
header h1{font-size:17px;margin:0}
.net{font-size:12px;padding:3px 8px;border-radius:10px;background:rgba(255,255,255,.2)}
.net.off{background:var(--r)}
main{padding:12px;max-width:680px;margin:auto;padding-bottom:90px}
h2{font-size:16px;margin:18px 4px 8px}
h3{font-size:15px;margin:0 0 10px;color:var(--pri)}
.card{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:14px;margin-bottom:12px}
label{display:block;font-size:14px;margin-bottom:10px;color:var(--mut)}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:11px;border:1px solid var(--bd);border-radius:9px;font:inherit;color:var(--txt);background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri);border-color:transparent}
button{font:inherit;border:0;border-radius:10px;padding:12px 16px;background:var(--pri);color:#fff;cursor:pointer}
button.secondary{background:#e3edf1;color:var(--pri)}
button.link{background:none;color:var(--pri);padding:8px}
.bar{display:flex;gap:8px}.bar button{flex:1}
.row2{display:flex;gap:10px}.row2>*{flex:1}
.field{display:flex;align-items:flex-end;gap:8px}
.field label{flex:1;margin-bottom:10px}
.unit-tag{font-size:12px;color:var(--mut);min-width:48px;padding-bottom:22px}
.prev{font-size:12px;color:var(--mut)}
.chk{display:flex;align-items:center;gap:8px;color:var(--txt)}
.chk input{width:auto;margin:0}
.list{display:flex;flex-direction:column;gap:8px}
.item{display:flex;align-items:center;gap:12px;text-align:right;background:#fff;color:var(--txt);border:1px solid var(--bd);padding:12px;border-radius:12px;width:100%}
.item small{display:block;color:var(--mut);margin-top:3px;font-size:12px}
.dot{width:14px;height:14px;border-radius:50%;flex:none;background:#c5ced3}
.dot.green{background:var(--g)}.dot.yellow{background:var(--y)}.dot.red{background:var(--r)}
.badge{font-size:11px;padding:2px 8px;border-radius:8px;background:#e3edf1;color:var(--pri);margin-inline-start:auto}
.badge.err{background:#fde3e3;color:var(--r)}.badge.ok{background:#dff3e7;color:var(--g)}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.thumbs div{position:relative}.thumbs img{width:84px;height:84px;object-fit:cover;border-radius:8px}
.thumbs span{position:absolute;bottom:2px;right:2px;font-size:10px;background:rgba(0,0,0,.6);color:#fff;padding:1px 5px;border-radius:5px}
.filebtn{background:#e3edf1;color:var(--pri);text-align:center;padding:11px;border-radius:10px;margin:4px 0 0}
.result table{width:100%;border-collapse:collapse;font-size:14px}
.result td{padding:6px 4px;border-bottom:1px solid var(--bd)}
.result td:last-child{text-align:left;direction:ltr}
.result .flags{margin:10px 0 0;padding:0 18px;color:var(--r);font-size:13px}
.lv-green{color:var(--g)}.lv-yellow{color:var(--y)}.lv-red{color:var(--r);font-weight:bold}
.actions{position:fixed;bottom:0;left:0;right:0;display:flex;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--bd)}
.actions button{flex:1}
.timer{font-size:20px;margin-inline-start:10px;font-variant-numeric:tabular-nums}
.muted{color:var(--mut);font-size:13px}
.foot{display:flex;justify-content:space-between;margin-top:20px}
#toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:#1d2a33;color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;z-index:20;max-width:90%}

.stk{border-top:1px solid var(--bd);padding-top:10px;margin-top:10px}
.stk b{font-size:14px}.stk .row3{display:flex;gap:6px}.stk .row3 label{flex:1;font-size:12px;margin-bottom:4px}
.stk .row3 input{padding:9px}
details summary{cursor:pointer;margin-top:10px}