:root{--bg:#020814;--bg2:#06173a;--panel:rgba(4,20,52,.78);--neon:#00e5ff;--blue:#2f7bff;--text:#cfe9ff;--dim:#6f8fb8;--warn:#ffb21e;--error:#ff5a6e;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;color-scheme:dark;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:linear-gradient(rgba(47,123,255,.06) 1px,transparent 1px) 0 0/100% 32px,radial-gradient(ellipse at top,var(--bg2),var(--bg) 70%) fixed}
main{max-width:860px;margin:auto;padding:24px 22px}
header{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid rgba(47,123,255,.35)}
.brand{color:var(--neon);text-decoration:none;font-size:24px;display:flex;gap:10px;align-items:center;text-shadow:0 0 10px var(--neon)}
.brand span{font-family:var(--mono);font-size:17px;font-weight:800;letter-spacing:5px;white-space:nowrap}
.badge{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:3px;padding:4px 8px;border:1px solid var(--warn);color:var(--warn);box-shadow:0 0 10px rgba(255,178,30,.45);animation:blink 1.6s steps(2) infinite}
#logout{margin-left:auto}
h1{font-size:clamp(30px,6vw,46px);line-height:1.1;margin:14px 0 26px;color:#eaf8ff;text-shadow:0 0 18px rgba(0,229,255,.35)}
h2{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:4px;color:var(--blue);margin:4px 0 0}
p{margin:0}
.tag{font-family:var(--mono);font-size:12px;letter-spacing:4px;color:var(--neon)}

/* Panels with cut corners */
.panel,.metric,.pump,.schedule{background:var(--panel);border:1px solid var(--blue);box-shadow:0 0 22px rgba(47,123,255,.3) inset}
.metric,.pump{clip-path:polygon(0 0,88% 0,100% 14%,100% 100%,12% 100%,0 86%)}

/* Forms */
.login{max-width:400px;margin:56px auto 72px}
.panel{padding:22px;clip-path:polygon(0 0,92% 0,100% 8%,100% 100%,8% 100%,0 92%)}
label{display:block;font-family:var(--mono);font-size:12px;letter-spacing:2px;color:var(--dim);margin:14px 0 8px}
input{width:100%;padding:13px;font:inherit;color:var(--text);background:rgba(0,0,0,.35);border:1px solid var(--blue);border-radius:0}
input:focus-visible,button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--neon);outline-offset:3px;box-shadow:0 0 14px var(--neon)}
button{cursor:pointer;font:inherit;font-family:var(--mono);font-weight:800;letter-spacing:3px;border:1px solid var(--neon);border-radius:0;padding:13px 18px;background:rgba(0,229,255,.12);color:var(--neon);text-shadow:0 0 8px var(--neon);box-shadow:0 0 14px rgba(0,229,255,.35)}
button:hover:not(:disabled){background:rgba(0,229,255,.22)}
button:disabled{opacity:.5;cursor:wait}
form button{width:100%;margin-top:22px}
.ghost{width:auto;margin:0;padding:6px 12px;font-size:18px;letter-spacing:0;border-color:var(--blue);color:var(--blue);background:transparent;box-shadow:none;text-shadow:none}
.error{min-height:22px;margin-top:14px;color:var(--error);font-size:14px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Status bar */
.status{display:flex;align-items:center;gap:10px;margin:18px 0}
.status p{flex:1;font-family:var(--mono);font-size:12px;letter-spacing:3px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--dim);flex-shrink:0}
.dot.fresh{background:var(--neon);box-shadow:0 0 12px var(--neon);animation:pulse 2s ease-in-out infinite}
.dot.warning{background:var(--warn);box-shadow:0 0 12px var(--warn)}

/* Readings */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.metric{padding:18px 12px 20px;text-align:center}
.icon{width:min(120px,26vw);height:min(120px,26vw);fill:none;filter:drop-shadow(0 0 6px rgba(0,229,255,.7))}
.icon .line{stroke:var(--neon);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}
.icon .alt{stroke:var(--blue)}
.icon .thick{stroke-width:5}
.icon .dashed{stroke-dasharray:3 6;animation:spin 18s linear infinite;transform-origin:50% 50%}
.icon .solid{fill:var(--neon)}
.icon .glow{fill:rgba(0,229,255,.2)}
.icon .fill{fill:rgba(0,229,255,.35);transform-box:fill-box;transform-origin:bottom;transform:scaleY(var(--level,0));transition:transform .8s ease}
.value{font-size:clamp(30px,7vw,46px);font-weight:800;line-height:1.1;margin-top:6px;color:var(--neon);text-shadow:0 0 12px var(--neon),2px 0 rgba(47,123,255,.8);font-variant-numeric:tabular-nums}
.value small{font-size:.45em;margin-left:4px;opacity:.8}

/* Pump */
.pump{margin-top:14px;padding:18px 22px}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0;cursor:pointer}
.switch-row input{appearance:none;flex-shrink:0;position:relative;cursor:pointer;padding:0;border:2px solid var(--blue);border-radius:999px;background:rgba(0,0,0,.4);transition:border-color .2s,box-shadow .2s}
.switch-row input::before{content:"";position:absolute;top:4px;left:4px;border-radius:999px;background:var(--blue);transition:transform .2s,background .2s,box-shadow .2s}
.switch-row input:checked{border-color:var(--neon);box-shadow:0 0 18px var(--neon)}
.switch-row input:checked::before{background:var(--neon);box-shadow:0 0 16px var(--neon)}
.switch-row input:disabled{opacity:.5;cursor:wait}
.big span{font-family:var(--mono);font-size:clamp(20px,5vw,28px);font-weight:800;letter-spacing:6px;color:var(--neon);text-shadow:0 0 10px var(--neon)}
.big input{width:128px;height:60px}
.big input::before{width:48px;height:48px;content:"OFF";display:flex;align-items:center;justify-content:center;font:800 12px var(--mono);color:var(--bg)}
.big input:checked::before{content:"ON";transform:translateX(68px)}
.mini{gap:8px;font-family:var(--mono);font-size:12px;letter-spacing:2px;color:var(--dim)}
.mini input{width:46px;height:26px}
.mini input::before{top:3px;left:3px;width:16px;height:16px}
.mini input:checked::before{transform:translateX(20px)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font-family:var(--mono);font-size:11px;letter-spacing:2px;padding:6px 10px;border:1px solid rgba(47,123,255,.6);color:var(--text)}
.chip.on{border-color:var(--neon);color:var(--neon);box-shadow:0 0 10px rgba(0,229,255,.45)}
.chip.pending{border-color:var(--warn);color:var(--warn)}

/* Schedule */
.schedule{margin-top:14px;padding:12px 16px}
fieldset{display:flex;flex-wrap:wrap;align-items:center;gap:10px;border:0;padding:0;margin:0}
fieldset input[type=time]{width:auto;flex:1;min-width:110px}
fieldset input[type=number]{width:76px}
.unit{font-family:var(--mono);font-size:12px;color:var(--dim)}
.schedule .mini>span[aria-hidden]{font-size:22px;color:var(--neon);text-shadow:0 0 8px var(--neon)}
.schedule button{width:auto;margin:0;padding:11px 16px;font-size:12px}

/* Meta and info */
.meta{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-top:14px;font-family:var(--mono);font-size:12px;letter-spacing:1px;color:var(--dim)}
#control-message{color:var(--text)}
.info{margin:22px 0 36px;font-size:13px;color:var(--dim)}
.info summary{cursor:pointer;font-family:var(--mono);letter-spacing:2px;color:var(--blue)}
.info ul{margin:10px 0 0;padding-left:18px;line-height:1.6}
footer{border-top:1px solid rgba(47,123,255,.35);padding:18px 0;font-family:var(--mono);font-size:11px;letter-spacing:4px;color:var(--dim)}
[hidden]{display:none!important}

@keyframes pulse{50%{opacity:.4}}
@keyframes blink{50%{opacity:.55}}
@keyframes spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media(max-width:520px){main{padding:18px 16px}.brand{font-size:20px;gap:6px}.brand span{font-size:14px;letter-spacing:3px}.badge{font-size:9px;letter-spacing:1px;padding:3px 5px}.login{margin:36px auto}.grid{gap:10px}.metric{padding:14px 8px 16px}.pump{padding:16px}.big input{width:112px;height:54px}.big input::before{width:42px;height:42px}.big input:checked::before{transform:translateX(58px)}.schedule button{width:100%}}