:root{
  --bg:#f3f4f2; --card:#ffffff; --ink:#1b2027; --muted:#5f6b78; --line:#dde1e4;
  --brand:#1f2a37; --accent:#e8792b; --accent-ink:#fff;
  --ok:#2f8a4e; --ok-bg:#e5f3ea; --warn:#b26a00; --warn-bg:#fff3dc; --bad:#b3261e; --bad-bg:#fde8e6;
  --sewer:#8a5a2b; --storm:#2b6c8a; --water:#2b8a5f;
  --radius:14px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#12161b; --card:#1b2129; --ink:#e8ecef; --muted:#9aa6b2; --line:#2c343e;
    --brand:#0c1015; --ok-bg:#16301f; --warn-bg:#3a2a0c; --bad-bg:#3d1714; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#12161b; --card:#1b2129; --ink:#e8ecef; --muted:#9aa6b2; --line:#2c343e;
  --brand:#0c1015; --ok-bg:#16301f; --warn-bg:#3a2a0c; --bad-bg:#3d1714; color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-tap-highlight-color:transparent}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--brand)}
header{background:var(--brand);color:#fff;padding:10px 16px;position:sticky;top:env(safe-area-inset-top,0px);z-index:5}
.hrow{display:flex;align-items:center;gap:10px;max-width:960px;margin:0 auto}
.back{border:0;background:rgba(255,255,255,.12);color:#fff;font-size:28px;line-height:1;width:40px;height:40px;border-radius:10px;cursor:pointer;flex:none}
.logo{font-weight:800;letter-spacing:.3px;flex:1;cursor:pointer;min-width:0}
.logo small{display:block;font-weight:500;opacity:.7;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.role{display:flex;background:rgba(255,255,255,.12);border-radius:999px;padding:3px;flex:none}
.role button{border:0;background:none;color:#fff;padding:8px 12px;border-radius:999px;font:inherit;font-size:14px;cursor:pointer}
.role button.on{background:var(--accent)}
main{max-width:960px;margin:0 auto;padding:16px 16px 120px}
h2{font-size:20px;margin:6px 0 12px}
h3{font-size:16px;margin:0 0 8px}
p{margin:6px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:12px}
.muted{color:var(--muted)}
.small{font-size:13px}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}
input,select,textarea{width:100%;font:inherit;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink)}
textarea{min-height:70px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:12px;padding:14px 18px;font:inherit;font-weight:700;cursor:pointer;background:var(--accent);color:var(--accent-ink);text-decoration:none}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ok{background:var(--ok);color:#fff}
.btn.sm{padding:8px 12px;font-size:14px;border-radius:10px}
.btn.block{width:100%}
.btn:disabled{opacity:.45;cursor:default}

/* home tiles */
.hello{margin:4px 0 14px}
.hello .big{font-size:22px}
.section-t{font-size:12px;font-weight:800;letter-spacing:.8px;text-transform:uppercase;color:var(--muted);margin:18px 0 8px}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 10px;text-align:center;cursor:pointer;position:relative;font:inherit;color:var(--ink);min-height:96px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.tile:hover{border-color:var(--accent)}
.tile .ic{font-size:26px;line-height:1}
.tile .t{font-size:13px;font-weight:700;line-height:1.2}
.tile .badge{position:absolute;top:6px;right:6px;background:var(--bad);color:#fff;border-radius:999px;font-size:11px;font-weight:800;padding:2px 7px}
.tile .badge.ok{background:var(--ok)}
.tile .badge.warn{background:var(--warn)}
.todo{display:flex;align-items:center;gap:12px;padding:12px;border-radius:12px;background:var(--card);border:1px solid var(--line);margin-bottom:8px;cursor:pointer}
.todo .ic{font-size:22px}
.todo .tx{flex:1}
.todo .tx b{display:block}
.todo .go{color:var(--muted);font-size:22px}
.todo.done{opacity:.6}
.todo.done .tx b::after{content:" ✓";color:var(--ok)}

.steps{display:flex;gap:6px;margin-bottom:14px;overflow-x:auto}
.steps button{flex:1;min-width:84px;border:1px solid var(--line);background:var(--card);color:var(--muted);border-radius:10px;padding:10px 6px;font:inherit;font-size:13px;cursor:pointer;white-space:nowrap}
.steps button.on{border-color:var(--accent);color:var(--ink);font-weight:700;box-shadow:inset 0 -3px 0 var(--accent)}
.steps button.done{color:var(--ok)}

/* checklists: yes / no / n-a */
.q{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.q:last-child{border-bottom:0}
.q .qt{flex:1;font-size:15px}
.ynn{display:flex;gap:4px;flex:none}
.ynn button{border:1px solid var(--line);background:var(--card);color:var(--muted);border-radius:8px;padding:8px 9px;font:inherit;font-size:13px;font-weight:700;cursor:pointer;min-width:42px}
.ynn button.y.on{background:var(--ok);border-color:var(--ok);color:#fff}
.ynn button.n.on{background:var(--bad);border-color:var(--bad);color:#fff}
.ynn button.na.on{background:var(--muted);border-color:var(--muted);color:#fff}
.check{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);cursor:pointer;margin:0;color:var(--ink);font-size:15px}
.check:last-child{border-bottom:0}
.check input{width:24px;height:24px;flex:none;accent-color:var(--ok)}

.counter{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.counter:last-child{border-bottom:0}
.counter .nm{flex:1}
.counter .ctl{display:flex;align-items:center;gap:6px}
.counter .ctl button{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:22px;cursor:pointer}
.counter .ctl span{min-width:30px;text-align:center;font-weight:700;font-size:18px}
.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}
.pill.ok{background:var(--ok-bg);color:var(--ok)}
.pill.warn{background:var(--warn-bg);color:var(--warn)}
.pill.bad{background:var(--bad-bg);color:var(--bad)}
.pill.sewer{background:var(--sewer);color:#fff}.pill.storm{background:var(--storm);color:#fff}.pill.water{background:var(--water);color:#fff}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.item{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:10px;position:relative}
.item .x{position:absolute;top:6px;right:8px;border:0;background:none;color:var(--muted);font-size:20px;cursor:pointer}
.list-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);cursor:pointer}
.list-row:last-child{border-bottom:0}
.list-row .tx{flex:1;min-width:0}
.list-row .tx b,.list-row .tx span{display:block}
table{width:100%;border-collapse:collapse;font-size:14px}
td,th{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
td.n,th.n{text-align:right;white-space:nowrap}
.tblwrap{overflow-x:auto;margin:0 -4px}
.flag{display:flex;gap:10px;padding:10px 12px;border-radius:10px;margin-bottom:8px;font-size:14px}
.flag.warn{background:var(--warn-bg)} .flag.bad{background:var(--bad-bg)} .flag.ok{background:var(--ok-bg)}
.flag b{flex:none}
.big{font-size:28px;font-weight:800}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:12px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px}
.kpi .v{font-size:22px;font-weight:800}
.kpi .l{font-size:12px;color:var(--muted)}
.bar{height:10px;background:var(--line);border-radius:6px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent)}
.sig{width:100%;height:140px;border:1px dashed var(--muted);border-radius:12px;background:#fff;touch-action:none;display:block}
.foot{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);padding:12px 16px calc(12px + env(safe-area-inset-bottom));z-index:4}
.foot .in{max-width:960px;margin:0 auto;display:flex;gap:10px}
.foot .btn{flex:1}
.photos{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.photos img{width:80px;height:80px;object-fit:cover;border-radius:8px}
.tabs2{display:flex;gap:8px;margin-bottom:14px;overflow-x:auto;padding-bottom:2px}
.tabs2 button{border:1px solid var(--line);background:var(--card);color:var(--ink);padding:9px 14px;border-radius:999px;font:inherit;font-size:14px;cursor:pointer;white-space:nowrap}
.tabs2 button.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.crewcard{cursor:pointer}
.crewcard:hover{border-color:var(--accent)}
.banner{background:var(--warn-bg);border-radius:10px;padding:10px 12px;font-size:14px;margin-bottom:12px}
.banner.bad{background:var(--bad-bg)}
.banner.ok{background:var(--ok-bg)}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:12px;font-weight:600;opacity:0;transition:opacity .25s;pointer-events:none;z-index:30;max-width:90vw;text-align:center}
.toast.show{opacity:1}
.sheet{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:20;display:flex;align-items:flex-end;justify-content:center}
.sheet[hidden]{display:none}
.sheet-in{background:var(--bg);width:100%;max-width:640px;max-height:90vh;overflow:auto;border-radius:18px 18px 0 0;padding:18px 16px calc(18px + env(safe-area-inset-bottom))}

/* who's on site */
.who{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:8px 12px;font:inherit;font-size:14px;cursor:pointer}
.chip.on{background:var(--ok-bg);border-color:var(--ok);color:var(--ok);font-weight:700}
.chip.out{background:var(--line);color:var(--muted)}

/* photo guide */
.guide{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.shot{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--card)}
.shot .ph{aspect-ratio:4/3;background:repeating-linear-gradient(45deg,var(--line) 0 10px,transparent 10px 20px);display:flex;align-items:center;justify-content:center;font-size:30px}
.shot .ph img{width:100%;height:100%;object-fit:cover}
.shot .cap{padding:8px 10px;font-size:13px}
.shot .cap b{display:block;font-size:14px}

/* plan viewer */
.viewer{position:relative;height:calc(100vh - 230px);min-height:360px;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:12px;touch-action:none}
.viewer canvas,.viewer img{position:absolute;left:0;top:0;transform-origin:0 0;max-width:none}
.vbar{display:flex;gap:8px;margin-bottom:10px;align-items:center;flex-wrap:wrap}

/* level guide */
.stepcard{border-left:4px solid var(--accent);padding:10px 12px;background:var(--card);border-radius:0 12px 12px 0;margin-bottom:10px}
.stepcard b{display:block}
.calc-out{font-size:22px;font-weight:800}
.ok-t{color:var(--ok)} .bad-t{color:var(--bad)} .warn-t{color:var(--warn)}

.logo{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* sync badge */
.sync{border:0;border-radius:999px;padding:6px 10px;font:inherit;font-size:12px;font-weight:700;cursor:pointer;flex:none;white-space:nowrap}
.sync.ok{background:rgba(255,255,255,.12);color:#fff}
.sync.warn{background:var(--warn);color:#fff}
.sync.bad{background:var(--bad);color:#fff}

/* login */
.login{max-width:420px;margin:0 auto}
.login .chip{font-size:16px;padding:12px 16px}
.pdots{display:flex;justify-content:center;gap:16px;margin:22px 0}
.pdot{width:18px;height:18px;border-radius:50%;border:2px solid var(--muted)}
.pdot.on{background:var(--ink);border-color:var(--ink)}
.pad{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:300px;margin:0 auto 16px}
.pad button{height:68px;border-radius:16px;border:1px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-size:28px;font-weight:700;cursor:pointer}
.pad button:active{background:var(--line)}
@media (max-width:560px){
  .kpis{grid-template-columns:1fr 1fr} .grid3{gap:8px} .grid3 input,.grid3 select{padding:10px 8px}
  .role button{padding:8px 10px} .logo{font-size:15px}
}
@media (min-width:700px){ .tiles{grid-template-columns:repeat(5,1fr)} .guide{grid-template-columns:repeat(3,1fr)} }