/* ============ design tokens ============ */
:root {  /* LIGHT (default) */
  --bg:#f4f6f9; --card:#ffffff; --card2:#eef2f6; --text:#1c2733; --muted:#5b6b7a;
  --water:#2196f3; --water-dark:#1565c0; --ok:#1e9e54; --off:#8a97a3;
  --warn:#d9880f; --err:#d9463b; --accent:#1668dc; --line:#dde5ec;
  --rowline:#e8edf2; --tdtext:#33424f;
  --tankbg:#e9f0f5; --tankline:#b8c6d2; --mkline:rgba(30,50,70,.35); --wetink:#1565c0;
  --shadow:0 1px 4px rgba(20,40,60,.08); --side:#0f2136; --sidetext:#c9d6e2; --sidesel:#1668dc;
  /* surfaces & feedback */
  --shadow-lift:0 6px 20px rgba(20,40,60,.12);
  --skel:linear-gradient(90deg,#e8edf2 25%,#f3f7fa 50%,#e8edf2 75%);
  --okbg:rgba(30,158,84,.10); --warnbg:rgba(217,136,15,.12); --errbg:rgba(217,70,59,.10);
  --focus:#1668dc;
  /* Status *ink*: the mid-tone --ok/--warn/--err read fine as fills and rails
     but only reach ~2.5-3.7:1 as small text on their own tinted background.
     These darker inks are used wherever a status colour becomes label text. */
  --ok-ink:#136c39; --warn-ink:#8a5600; --err-ink:#b3251b;
  /* Destructive buttons need their own fill: white on the mid-tone --err is
     only 4.29:1. #bf3529 gets it to 5.59:1 without changing the hue. */
  --dangerbg:#bf3529; --dangerfg:#ffffff;
}
html[data-theme="dark"] {
  --bg:#0f1720; --card:#1a2632; --card2:#14202b; --text:#e8eef4; --muted:#93a7b9;
  --water:#2196f3; --water-dark:#1565c0; --ok:#3ddc84; --off:#7f8c9a;
  --warn:#f5b544; --err:#ff6b5e; --line:#2c3e50;
  /* --accent stays at the light value: white-on-#1668dc is 5.19:1, while a
     lighter #3b87ee only reaches 3.57:1 and would fail on every button */
  --rowline:#1f2d3a; --tdtext:#c6d4e0;
  --tankbg:#0c141c; --tankline:#3d5266; --mkline:rgba(255,255,255,.3); --wetink:#7fd4ff;
  --shadow:0 2px 10px rgba(0,0,0,.3); --side:#0b121a; --sidetext:#9db0c2; --sidesel:#1668dc;
  --shadow-lift:0 8px 26px rgba(0,0,0,.45);
  --skel:linear-gradient(90deg,#18242f 25%,#22303d 50%,#18242f 75%);
  --okbg:rgba(61,220,132,.12); --warnbg:rgba(245,181,68,.14); --errbg:rgba(255,107,94,.13);
  --focus:#6aa9f5;
  /* On dark surfaces the status colours are already light enough to be text */
  --ok-ink:var(--ok); --warn-ink:var(--warn); --err-ink:var(--err);
  /* On dark the error tone is light, so the button flips to dark text (6.57:1)
     rather than white on light-red (2.79:1). */
  --dangerbg:#ff6b5e; --dangerfg:#2a0a06;
}


/* motion tokens — one place to tune the whole panel */
:root{
  --dur-fast:140ms; --dur:220ms; --dur-slow:420ms;
  --ease:cubic-bezier(.2,.7,.3,1);       /* ease-out: entering */
  --ease-in:cubic-bezier(.5,0,.75,0);    /* ease-in: exiting */
  --tank-fill-dur:1100ms;
}

/* Reduced motion: one global switch. Everything below degrades to a static,
   fully-functional panel — no transitions, no infinite animations. */
@media (prefers-reduced-motion: reduce){
  :root{ --dur-fast:0ms; --dur:0ms; --dur-slow:0ms; --tank-fill-dur:0ms; }
  *,*::before,*::after{
    animation-duration:.001ms!important; animation-iteration-count:1!important;
    transition-duration:.001ms!important; scroll-behavior:auto!important;
  }
}

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',Tahoma,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;transition:background var(--dur),color var(--dur)}

/* ============ focus: never removed, always visible ============ */
:focus{outline:none}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:8px}
#nav button:focus-visible{outline-color:#fff;outline-offset:-2px}
.skip{position:absolute;inset-inline-start:-9999px;top:8px;z-index:100;background:var(--accent);color:#fff;padding:10px 16px;border-radius:8px}
.skip:focus{inset-inline-start:8px}

/* ============ controls ============ */
button{background:var(--accent);border:0;color:#fff;padding:9px 15px;border-radius:8px;cursor:pointer;font-size:.9em;font-family:inherit;
  min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:7px;
  transition:background var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease),opacity var(--dur-fast),transform var(--dur-fast) var(--ease)}
button:hover{filter:brightness(1.08)}
button:active{transform:scale(.97)}
button[disabled],button[aria-busy="true"]{opacity:.55;cursor:not-allowed;transform:none}
button.ghost{background:var(--line);color:var(--text)}
html[data-theme="dark"] button.ghost{background:#243240}
button.danger{background:var(--dangerbg);color:var(--dangerfg)} button.warnb{background:var(--warn);color:#231a05}
html[data-theme="dark"] button.warnb{color:#1a1405}
button.small{padding:5px 11px;font-size:.8em;min-height:32px}
button.active{outline:2px solid var(--water);outline-offset:1px}
/* icon-only buttons stay square and finger-sized */
button.icon{padding:0;width:36px;min-height:36px;flex:0 0 auto}
button.small.icon{width:32px;min-height:32px}
.ico{width:1.05em;height:1.05em;flex:0 0 auto;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
#nav .ico{width:17px;height:17px}

input,select,textarea{background:var(--card2);border:1px solid var(--line);color:var(--text);padding:9px 10px;border-radius:8px;font-family:inherit;font-size:.9em;width:100%;min-height:38px;
  transition:border-color var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}
input:focus-visible,select:focus-visible,textarea:focus-visible{border-color:var(--focus);box-shadow:0 0 0 3px color-mix(in srgb,var(--focus) 22%,transparent);outline:none}
input[type=checkbox],input[type=radio]{min-height:auto;width:17px;height:17px;accent-color:var(--accent);cursor:pointer}
input[type=file]{padding:6px 8px}
label{font-size:.8em;color:var(--muted);display:block;margin:10px 0 4px}
label:has(input[type=checkbox]){display:flex;align-items:center;gap:8px;min-height:32px;cursor:pointer}

.card{background:var(--card);border-radius:14px;padding:18px;box-shadow:var(--shadow);border:1px solid var(--line)}
h2{font-size:1.1em} h3{font-size:.82em;color:var(--muted);text-transform:uppercase;letter-spacing:.6px;margin-bottom:10px;font-weight:700}
table{width:100%;border-collapse:collapse;font-size:.85em}
th{text-align:start;color:var(--muted);padding:8px;border-bottom:1px solid var(--line);font-weight:600;font-size:.85em}
td{padding:8px;border-bottom:1px solid var(--rowline);color:var(--tdtext)}
tbody tr{transition:background var(--dur-fast) var(--ease)}
tbody tr:hover{background:var(--card2)}
/* Static ring, deliberately not a pulse: a fleet page can hold 20 of these and
   20 looping animations is noise, not information. */
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:transparent;border:1.6px solid var(--off);margin-inline-end:6px;flex:0 0 auto}
.dot.on{background:var(--ok);border-color:var(--ok);box-shadow:0 0 0 3px color-mix(in srgb,var(--ok) 18%,transparent)}
.muted{color:var(--muted)} .err{color:var(--err-ink)} .okc{color:var(--ok-ink)} .warnc{color:var(--warn-ink)}
.hidden{display:none!important}
.grid{display:grid;gap:14px}
.cards3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* status pills — colour is never the only signal, each carries a glyph + label */
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:.75em;font-weight:600;line-height:1.6;border:1px solid transparent;white-space:nowrap}
.pill.ok{background:var(--okbg);color:var(--ok-ink);border-color:color-mix(in srgb,var(--ok) 35%,transparent)}
.pill.warn{background:var(--warnbg);color:var(--warn-ink);border-color:color-mix(in srgb,var(--warn) 35%,transparent)}
.pill.bad{background:var(--errbg);color:var(--err-ink);border-color:color-mix(in srgb,var(--err) 40%,transparent)}
.pill.neutral{background:var(--card2);color:var(--muted);border-color:var(--line)}
.pill .ico{width:13px;height:13px}

/* ============ app layout: sidebar + content ============ */
#app{display:flex;min-height:100vh}
#sidebar{width:230px;flex-shrink:0;background:var(--side);color:var(--sidetext);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
#sidebar .brand{padding:20px 18px;font-weight:700;color:#fff;font-size:1.02em;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:9px}
#sidebar .brand .ico{width:20px;height:20px;color:var(--water);fill:color-mix(in srgb,var(--water) 30%,transparent)}
#nav{display:flex;flex-direction:column;padding:10px;gap:2px;flex:1}
#nav button{display:flex;align-items:center;gap:11px;background:transparent;color:var(--sidetext);padding:11px 12px;border-radius:9px;text-align:start;font-size:.92em;width:100%;justify-content:flex-start;min-height:42px;position:relative}
#nav button b{font-weight:500}
#nav button:hover{background:rgba(255,255,255,.07);filter:none}
#nav button.sel{background:var(--sidesel);color:#fff}
/* active-page marker: a rail on the inline-start edge, RTL-aware */
#nav button.sel::before{content:'';position:absolute;inset-inline-start:0;top:9px;bottom:9px;width:3px;border-radius:0 3px 3px 0;background:#fff;
  animation:railIn var(--dur) var(--ease)}
[dir=rtl] #nav button.sel::before{border-radius:3px 0 0 3px}
@keyframes railIn{from{transform:scaleY(.2);opacity:0}to{transform:scaleY(1);opacity:1}}
.sidefoot{padding:14px;border-top:1px solid rgba(255,255,255,.08);font-size:.8em}
.sidefoot button.ghost{background:rgba(255,255,255,.10);color:#e6eef6}
.sidefoot button.ghost:hover{background:rgba(255,255,255,.18)}
#content{flex:1;min-width:0}
#topbar{display:flex;align-items:center;gap:12px;padding:13px 22px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:9}
#burger{display:none}
#main{max-width:1200px;margin:0 auto;padding:20px}

/* view enter: applied once per navigation, never on a poll refresh */
.viewin{animation:viewIn var(--dur-slow) var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
/* staggered children — capped at 8 so a 50-device fleet never crawls in */
.stagger>*{animation:itemIn 380ms var(--ease) both}
.stagger>*:nth-child(1){animation-delay:0ms}   .stagger>*:nth-child(2){animation-delay:45ms}
.stagger>*:nth-child(3){animation-delay:90ms}  .stagger>*:nth-child(4){animation-delay:135ms}
.stagger>*:nth-child(5){animation-delay:180ms} .stagger>*:nth-child(6){animation-delay:225ms}
.stagger>*:nth-child(7){animation-delay:270ms} .stagger>*:nth-child(n+8){animation-delay:310ms}
@keyframes itemIn{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}

@media(max-width:860px){
  #sidebar{position:fixed;inset-inline-start:-240px;z-index:20;transition:inset-inline-start var(--dur) var(--ease)}
  body.navopen #sidebar{inset-inline-start:0;box-shadow:0 0 40px rgba(0,0,0,.4)}
  body.navopen::after{content:'';position:fixed;inset:0;background:rgba(4,10,18,.5);z-index:19;animation:fadeIn var(--dur) var(--ease)}
  @keyframes fadeIn{from{opacity:0}to{opacity:1}}
  #burger{display:inline-flex}
  #main{padding:12px}
  .chartbox{height:180px}
  #dashCols{grid-template-columns:1fr!important}
  /* finger-sized targets on touch screens */
  button{min-height:44px} button.small{min-height:40px;padding:8px 12px}
  button.icon{width:44px;min-height:44px} button.small.icon{width:40px;min-height:40px}
  input,select,textarea{min-height:44px}
  td,th{padding:11px 8px}
}

/* ============ login ============ */
#login{max-width:380px;margin:9vh auto;padding:0 16px;animation:viewIn var(--dur-slow) var(--ease) both}
#login .card{padding:26px}
#login h1{font-size:1.3em;margin-bottom:4px;display:flex;align-items:center;gap:8px}
#login h1 .ico{width:22px;height:22px;color:var(--water);fill:color-mix(in srgb,var(--water) 30%,transparent)}
/* Brand lockup. Its wordmark is dark navy — legible on the white card, but it
   would sink into the dark surface, so on dark it sits on a white plate. */
.brandlogo{height:42px;width:auto;display:block}
html[data-theme="dark"] .brandlogo{background:#fff;padding:6px 9px;border-radius:10px;box-sizing:content-box}
#login p{color:var(--muted);font-size:.85em;margin-bottom:14px}
/* the error reveals its own height so the button never jumps under the cursor */
#liErr{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--dur) var(--ease)}
#liErr>span{overflow:hidden}
#liErr.show{grid-template-rows:1fr}
#liErr .msg{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:.85em;color:var(--err-ink);
  background:var(--errbg);border:1px solid color-mix(in srgb,var(--err) 30%,transparent);padding:8px 10px;border-radius:8px}

/* ============ dashboard KPIs ============ */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.kpi .v{font-size:1.6em;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums}
.kpi .k{font-size:.72em;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-top:2px}
.kpi.warn .v{color:var(--warn-ink)} .kpi.bad .v{color:var(--err-ink)} .kpi.good .v{color:var(--ok-ink)}
/* left accent rail tints the card by severity without relying on colour alone */
.kpi::before{content:'';position:absolute;inset-inline-start:0;top:0;bottom:0;width:3px;background:var(--line)}
.kpi.good::before{background:var(--ok)} .kpi.warn::before{background:var(--warn)} .kpi.bad::before{background:var(--err)}
/* a changed number pulses once so a silent background poll is noticeable */
.kpi.changed .v{animation:bump var(--dur-slow) var(--ease)}
@keyframes bump{0%{transform:none}30%{transform:translateY(-3px) scale(1.06)}100%{transform:none}}

.minisite{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 6px;border-bottom:1px solid var(--rowline);cursor:pointer;font-size:.88em;min-height:44px;
  border-radius:8px;transition:background var(--dur-fast) var(--ease)}
.minisite:hover{background:var(--card2)}
.minisite:focus-visible{background:var(--card2)}
.minisite>span:first-child{display:flex;align-items:center;min-width:0}
.minisite .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar{height:7px;border-radius:4px;background:var(--card2);width:90px;overflow:hidden;flex:0 0 auto}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--water),var(--water-dark));transition:width var(--tank-fill-dur) var(--ease)}

/* ============ tanks ============ */
.tank{position:relative;width:96px;height:150px;border:3px solid var(--tankline);border-top-width:1px;border-radius:6px 6px 13px 13px;overflow:hidden;background:var(--tankbg);flex-shrink:0}
.tank .fill{position:absolute;bottom:0;left:0;right:0;height:0%;background:linear-gradient(180deg,var(--water),var(--water-dark));transition:height var(--tank-fill-dur) var(--ease)}
/* The original single crest is kept exactly as it was — it is the product's
   signature. A second, counter-moving crest is added *only* while the pump
   runs, so the extra motion is a status signal rather than decoration. */
.tank .fill::before{content:'';position:absolute;top:-7px;left:-20%;width:140%;height:13px;background:rgba(255,255,255,.25);border-radius:50%;animation:wave 3.5s infinite linear}
@keyframes wave{0%{transform:translateX(-15%)}50%{transform:translateX(5%)}100%{transform:translateX(-15%)}}
.tank.pumping .fill::before{animation-duration:1.9s}
.tank.pumping .fill::after{content:'';position:absolute;top:-5px;left:-25%;width:150%;height:10px;background:rgba(255,255,255,.14);border-radius:50%;animation:wave 2.7s infinite linear reverse}
.tank .mk{position:absolute;left:0;right:0;border-top:1px dashed var(--mkline);font-size:.5em;color:var(--muted);padding-inline-start:3px;transition:color var(--dur),border-color var(--dur)}
.tank .mk.wet{color:var(--wetink);border-top-color:var(--wetink);font-weight:700}
.mini .tank{width:56px;height:88px;border-width:2px}
.lvl{font-size:1.35em;font-weight:700;font-variant-numeric:tabular-nums}
.devcard{cursor:pointer;transition:box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
/* hover lifts with shadow, not translate — nothing below it shifts */
.devcard:hover,.devcard:focus-visible{box-shadow:var(--shadow-lift);border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.pumpbig{font-size:1.7em;font-weight:700;display:flex;align-items:center;gap:9px}
.pumpbig .ico{width:24px;height:24px}
/* the gear turns only while the pump is actually running */
.pumpbig.on .ico{animation:spin 3.4s linear infinite;color:var(--ok-ink)}
@keyframes spin{to{transform:rotate(360deg)}}
.fault{background:var(--errbg);border:1px solid var(--err);color:var(--err-ink);padding:9px 11px;border-radius:8px;font-size:.85em;margin:10px 0;display:flex;align-items:center;gap:8px;
  animation:itemIn var(--dur) var(--ease)}
.stat{background:var(--card2);padding:10px 12px;border-radius:10px;min-width:130px}
.stat .v{font-size:1.15em;font-weight:700;font-variant-numeric:tabular-nums}
.stat .k{font-size:.7em;color:var(--muted)}
.logbox{max-height:340px;overflow-y:auto;overscroll-behavior:contain}
.chartbox{height:230px}

/* ============ skeletons — shown instead of a blank panel ============ */
.sk{background:var(--skel);background-size:200% 100%;border-radius:8px;animation:shimmer 1.3s linear infinite}
@keyframes shimmer{from{background-position:200% 0}to{background-position:-200% 0}}
.sk-kpi{height:76px;border-radius:14px}
.sk-line{height:12px;margin:9px 0}
.sk-card{height:196px;border-radius:14px}
@media (prefers-reduced-motion: reduce){ .sk{animation:none;opacity:.7} }

.empty{display:flex;flex-direction:column;align-items:center;gap:8px;padding:34px 16px;color:var(--muted);text-align:center;font-size:.9em}
.empty .ico{width:30px;height:30px;opacity:.55}

/* ============ requests inbox ============ */
/* unread count on the sidebar item — a new enquiry has to be visible from
   whatever page you happen to be on */
.navbadge{
  margin-inline-start:auto;background:var(--err);color:#fff;font-size:.72em;font-weight:700;
  min-width:20px;height:20px;padding:0 6px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;line-height:1;
}
html[data-theme="dark"] .navbadge{color:#2a0a06}
.leadcard{
  border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px;
  background:var(--card);transition:border-color var(--dur-fast) var(--ease)
}
.leadcard:hover{border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}
.leadcard:last-child{margin-bottom:0}
.leadmsg{
  background:var(--card2);border-radius:8px;padding:10px 12px;font-size:.88em;
  white-space:pre-wrap;word-break:break-word;color:var(--tdtext);margin-top:4px
}
.leadcard a{color:var(--accent);text-decoration:none;display:inline-flex;align-items:center;gap:5px}
.leadcard a:hover{text-decoration:underline}
.leadcard .ico{width:14px;height:14px}

/* ============ toast ============ */
#toasts{position:fixed;bottom:20px;inset-inline-start:50%;transform:translateX(-50%);z-index:99;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
[dir=rtl] #toasts{transform:translateX(50%)}
.toast{background:var(--card);border:1px solid var(--line);color:var(--text);padding:11px 16px;border-radius:10px;font-size:.9em;box-shadow:var(--shadow-lift);
  display:flex;align-items:center;gap:9px;max-width:min(92vw,460px);animation:toastIn var(--dur) var(--ease)}
.toast.out{animation:toastOut var(--dur-fast) var(--ease-in) forwards}
.toast.ok{border-color:color-mix(in srgb,var(--ok) 50%,var(--line))} .toast.ok .ico{color:var(--ok-ink)}
.toast.bad{border-color:color-mix(in srgb,var(--err) 55%,var(--line))} .toast.bad .ico{color:var(--err-ink)}
.toast .ico{width:17px;height:17px}
@keyframes toastIn{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(6px) scale(.98)}}

/* ============================================================
   Wiring editor — customers on one controller
   Each customer is a card: who they are on top, then the three
   things that are actually wired (roof tank, ground tank, pump)
   side by side. Pin fields are small and aligned so a wrong GPIO
   is visible against its neighbours rather than buried in a row
   of identical boxes.
   ============================================================ */

.pinmap{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:10px 0 4px;font-size:.75em}
.pinchip{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:22px;
  padding:0 6px;border-radius:6px;background:var(--card2);border:1px solid var(--line);
  color:var(--muted);font-family:ui-monospace,monospace;font-weight:700}
.pinchip.bad{background:var(--errbg);border-color:var(--err);color:var(--err-ink)}

.unitcard{border:1px solid var(--line);border-radius:14px;background:var(--card);
  box-shadow:var(--shadow);margin-bottom:12px;overflow:hidden}
.unitcard-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;
  flex-wrap:wrap;padding:12px 14px;background:var(--card2);border-bottom:1px solid var(--line)}
.uhead-main,.uhead-side{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap}
.unitcard .unitname{font-size:1.05em;font-weight:700;width:190px;margin:0}
.unitcard-head label{margin:0}
.slotf,.custf,.pinf,.capf{display:flex;flex-direction:column;gap:3px;margin:0}
.slotf>span,.custf>span,.pinf>span,.capf>span{font-size:.68em;letter-spacing:.3px;
  text-transform:uppercase;color:var(--muted)}
.slotf input{width:58px;margin:0}
.custf select{width:190px;margin:0}
.unitdel{align-self:flex-end}
.unitdel:hover{background:var(--errbg);color:var(--err-ink)}

.unitcard-body{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:16px;padding:14px}
.wirebox h4{margin:0 0 8px;font-size:.82em;letter-spacing:.4px;text-transform:uppercase;
  color:var(--text)}
.wirebox select{margin:0 0 8px}
.tagpriv{font-size:.82em;font-weight:500;text-transform:none;letter-spacing:0;
  color:var(--muted);background:var(--card2);border:1px solid var(--line);
  border-radius:999px;padding:1px 7px;margin-inline-start:4px}
.pinrow{display:flex;gap:8px;flex-wrap:wrap}
.pinf input{width:66px;margin:0;font-family:ui-monospace,monospace;text-align:center}
.pinf.wide input{width:96px}
.pinf input.bad,.capf input.bad{border-color:var(--err);background:var(--errbg);
  box-shadow:0 0 0 2px var(--errbg)}
.capf{margin-top:8px}
.capf input{width:110px;margin:0}
.capf.tall input{width:100%}
.capf .unit{font-size:.72em;color:var(--muted);text-transform:none;letter-spacing:0}
.relayf{margin-top:8px}
.ratesbox{grid-column:1/-1}
.ratehint{margin:0 0 9px;font-size:.74em;line-height:1.45;color:var(--muted)}
.raterow{display:flex;flex-wrap:wrap;gap:14px}
.ratef input{width:104px}
.pumpwiring{font-size:.74em;font-family:ui-monospace,monospace;color:var(--muted);margin:4px 0 0}
.pumpwiring.mismatch{color:var(--warn-ink);background:var(--warnbg);
  border-radius:6px;padding:3px 6px;display:inline-block}
.levelrow{margin-top:10px;padding-top:9px;border-top:1px dashed var(--line)}
.levhead{display:block;font-size:.68em;letter-spacing:.3px;color:var(--muted);
  text-transform:uppercase;margin-bottom:5px}
.tankvol{font-size:.78em;color:var(--muted);margin:2px 0 0}
.modelnote{font-size:.74em;color:var(--muted);margin:8px 0 0}
.overrunf{margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}
.overrunf .hint{font-size:.72em;line-height:1.45;color:var(--muted);
  text-transform:none;letter-spacing:0;margin-top:4px}
.overrunf .warnhint{display:flex;gap:5px;align-items:flex-start;color:var(--warn)}
.overrunf .warnhint svg{flex:none;width:13px;height:13px;margin-top:1px}
.sharednote{display:flex;gap:6px;align-items:flex-start;margin:0 0 8px;
  font-size:.72em;line-height:1.4;color:var(--warn-ink);background:var(--warnbg);
  border-radius:8px;padding:6px 8px}
.sharednote .ico{flex:none;width:14px;height:14px;margin-top:1px}

.wireissue{display:flex;gap:8px;align-items:flex-start;margin-top:6px;padding:8px 10px;
  border-radius:9px;font-size:.8em;line-height:1.4}
.wireissue .ico{flex:none;width:15px;height:15px;margin-top:1px}
.wireissue.error{background:var(--errbg);color:var(--err-ink)}
.wireissue.warning{background:var(--warnbg);color:var(--warn-ink)}

.wiring-empty{display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:34px 16px;text-align:center;border:1px dashed var(--line);border-radius:12px}
.wiring-empty .ico{width:30px;height:30px;color:var(--muted);opacity:.6}
.wiring-empty span{font-size:.85em;max-width:42ch}

.wiring-actions{margin-top:14px;gap:10px;flex-wrap:wrap}
/* an unsaved change is worth one dot, not a banner */
#wiringSave.dirty::after{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;
  background:currentColor;margin-inline-start:8px;vertical-align:middle}

@media (max-width:640px){
  .unitcard .unitname{width:100%}
  .custf select{width:100%}
}

/* ---- setting up a controller that has no customer yet ----
   The site page is a customer's page. Reached from an unclaimed device there is
   no live data to show, so the tank/pump/history cards step aside and the two
   admin cards -- device configuration and the wiring editor -- become the page. */
#view-site.setup .siteLive{ display:none }
#setupHint{ display:none }
#view-site.setup #setupHint{
  display:flex; flex-direction:column; gap:5px; margin-bottom:14px;
  padding:12px 14px; border-radius:10px;
  border:1px solid var(--warn); background:var(--warnbg);
}
#setupHint b{ font-size:.95em; color:var(--warn-ink) }
#setupHint span{ font-size:.82em; opacity:.85; line-height:1.55 }

/* A KPI that is really a to-do ("1 unclaimed") opens the page that clears it. */
.kpi.clickable{ cursor:pointer }
.kpi.clickable:hover{ filter:brightness(1.06) }
.kpi.clickable:focus-visible{ outline:2px solid var(--accent); outline-offset:2px }