:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172a3c;background:#f4f7fa;font-synthesis:none;--blue:#0776df;--muted:#738393}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.shell{max-width:560px;margin:auto;padding:0 22px calc(100px + env(safe-area-inset-bottom))}header{height:90px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{font-weight:750;font-size:23px;letter-spacing:-.8px;display:flex;align-items:center;gap:9px}.brand-dot{font-size:7px;color:#168bdf;margin-left:-5px;align-self:flex-start;margin-top:9px}.header-label{font-size:8px;letter-spacing:1.8px;color:var(--muted)}.icon-button{width:44px;height:44px;border:1px solid #e3e9ee;background:white;border-radius:50%;font-size:24px;color:#42617c}.eyebrow{font-size:10px;letter-spacing:1.6px;font-weight:700;color:#7c8b99}h1{font-size:29px;letter-spacing:-1px;line-height:1.15;margin:8px 0 0;font-weight:700}h2{font-size:20px;letter-spacing:-.4px;margin:0 0 10px}h3{font-size:16px}.page-heading{display:flex;align-items:center;justify-content:space-between;margin:12px 0 22px}.badge{font-size:11px;padding:7px 10px;border-radius:20px;background:#e8edf1;color:#657785;white-space:nowrap}.badge.online{color:#147558;background:#e1f3ea}.badge.online:before{content:'●';font-size:7px;margin-right:5px}.badge.stale{background:#fff0d7;color:#946213}select{width:100%;color:#29435b;background:#fff;border:1px solid #e5eaf0;padding:12px 15px;border-radius:14px;font-size:13px;margin-bottom:16px;min-height:44px}.tank-card{position:relative;background:linear-gradient(120deg,#e0f2ff,#cce9ff);border:1px solid #d4e8f6;border-radius:26px;padding:24px 23px 0;display:grid;grid-template-columns:1fr 120px;overflow:hidden}.tank-copy .eyebrow{color:#457697}.level{font-size:68px;letter-spacing:-4px;font-weight:650;line-height:1.16;margin-top:13px}.percent{font-size:27px;letter-spacing:-1px;margin-left:3px;font-weight:450;color:#5280a1}.tank-copy p{margin:3px 0 21px;color:#487290;font-size:12px}.tank-art{width:120px;height:153px;margin-top:-5px}.tank-footer{grid-column:1/-1;border-top:1px solid #b4d6ed;display:flex;justify-content:space-between;gap:10px;padding:13px 0;font-size:10px;color:#537b96}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.panel{border:1px solid #e7edf2;background:white;border-radius:20px;padding:22px;box-shadow:0 4px 18px #19385203}.metric{display:flex;flex-direction:column;position:relative;padding:20px 17px;gap:5px}.metric .muted{font-size:12px}.metric strong{font-size:24px;font-weight:650;letter-spacing:-.6px;padding-top:2px}.metric-icon{color:#3c88c6;position:absolute;right:16px;top:16px;font-size:20px}.small{font-size:11px;color:var(--muted);line-height:1.5}.detail-panel{padding:4px 17px}.detail-panel>div{min-height:48px;display:flex;align-items:center;font-size:12px;gap:10px}.detail-panel>div+div{border-top:1px solid #edf1f4}.detail-panel strong{margin-left:auto;font-size:11px;font-weight:600}.detail-icon{font-size:19px;color:#7a9bb5}.muted{color:var(--muted);line-height:1.6}.monitor-note{font-size:10px;color:var(--muted);text-align:center;line-height:1.6;margin:16px 8px}.activity{padding:17px;margin:18px 0}.activity summary{font-size:13px;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.activity p{font-size:12px;color:var(--muted);line-height:1.6}.activity dl{font-size:11px}.activity dl div{display:flex;justify-content:space-between;margin:10px 0}.activity dd{margin:0}nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,560px);display:flex;background:#fcfdffef;backdrop-filter:blur(20px);border-top:1px solid #e4ebf1;padding:10px 20px calc(12px + env(safe-area-inset-bottom));z-index:10}nav a{flex:1;text-align:center;display:flex;align-items:center;flex-direction:column;gap:5px;font-size:10px;color:#8a98a7;min-height:44px}nav a span{font-size:23px;line-height:26px}nav a[aria-current]{color:var(--blue);font-weight:600}.notice{padding:12px 15px;background:#e4efff;color:#245c95;font-size:12px;border-radius:12px;margin:5px 0 16px;line-height:1.4}.warning{background:#fff0db;color:#916017}.intro{padding:25px 0 30px}.intro h1{font-size:45px;letter-spacing:-2px;margin-top:16px}.intro p{color:var(--muted);font-size:14px;max-width:270px;line-height:1.6}.login-view .panel{padding:25px}.login-view .muted{font-size:13px;margin-bottom:24px}label{display:block;font-size:12px;font-weight:600;margin:18px 0 8px}input{width:100%;border:1px solid #dce5ed;background:#fbfcfd;border-radius:12px;padding:13px;outline:none;min-height:46px}input:focus,select:focus{border-color:#3198f2;box-shadow:0 0 0 3px #1889e81a}.password-wrap{position:relative}.password-wrap input{padding-right:63px}.password-wrap button{position:absolute;right:5px;top:3px;background:none;border:0;font-size:11px;color:#54718b;min-height:40px}.primary{width:100%;border:0;border-radius:13px;background:#117bd8;color:white;padding:15px;text-align:left;font-weight:600;box-shadow:0 6px 14px #0776df25}.primary span{float:right}.text-button{display:block;background:none;border:0;color:#58738b;font-size:12px;margin:16px auto 0;padding:10px}.error{font-size:12px;line-height:1.5;color:#bf4545;min-height:5px}.login-foot{text-align:center;font-size:11px;color:#8d9ca8;margin:24px 0}.secondary{padding:13px 18px;min-height:44px;border:1px solid #dce5ed;background:white;border-radius:12px;color:#1d70b6}.settings{margin:16px 0}.settings p{font-size:13px;line-height:1.65;overflow-wrap:anywhere}.settings .small{font-size:10px;letter-spacing:1px;margin-bottom:0}.settings hr{border:0;border-top:1px solid #edf1f4;margin-top:25px}.signout{width:100%;color:#af4c4c}.info{margin-top:24px}.info h2{font-size:16px}.info p{font-size:13px;line-height:1.6;color:var(--muted)}.device-row{width:100%;text-align:left;display:flex;align-items:center;gap:14px;margin:12px 0;padding:20px}.device-row strong{display:block;font-size:15px;margin-bottom:5px}.device-row .arrow{margin-left:auto;color:#96a8b8}.device-symbol{width:40px;height:40px;background:#eaf5ff;color:#117bd8;border-radius:12px;display:grid;place-items:center;font-size:23px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}:focus-visible{outline:3px solid #85bbec;outline-offset:3px}@media(max-width:360px){.shell{padding-left:16px;padding-right:16px}.header-label{display:none}.level{font-size:60px}.tank-card{padding:20px 17px 0;grid-template-columns:1fr 100px}.tank-art{width:100px}.metric{padding:17px 13px}.metric strong{font-size:21px}}@media(prefers-reduced-motion:no-preference){button,a{transition:opacity .15s}button:active{opacity:.75}}

.control-panel{padding:18px;margin-top:14px}.control-top{display:flex;justify-content:space-between;font-size:12px;margin-bottom:16px}.control-top strong{font-variant-numeric:tabular-nums}.pump-buttons{display:grid;grid-template-columns:1fr 1fr;gap:10px}.pump-buttons button{text-align:center;font-size:12px;padding:14px 8px}.mode-controls{display:flex;gap:10px}.mode-controls select{margin:0;flex:1;width:0}.mode-controls button{font-size:12px}.emergency-panel{margin:18px 0;padding:18px}.emergency-panel h2{font-size:14px}.danger{background:#fff0f0;border:1px solid #efcdcd;border-radius:12px;color:#ba3737;width:100%;padding:15px;min-height:48px;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.danger.holding{background:#b72d37;color:white}.schedule-card{margin:14px 0;padding:18px}.schedule-heading{display:flex;align-items:center;justify-content:space-between}.schedule-heading h2{font-size:18px;margin:0}.switch-label{display:flex;align-items:center;gap:8px;margin:0;font-weight:400;font-size:12px}.switch-label input{width:20px;min-height:24px;accent-color:#087ddd}.time-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.time-fields input{margin-top:8px;min-width:0;max-width:100%}fieldset{border:0;padding:0;margin:0;min-width:0}.schedule-card select{margin:10px 0 0}.emergency-panel .small{line-height:1.7}#command-result{color:#245b82;overflow-wrap:anywhere}.tank-card{padding-top:18px}.tank-art{height:126px}.level{font-size:58px;margin-top:9px}.tank-copy p{margin-bottom:13px}.metrics{margin:10px 0}.metric{padding:14px 17px}.detail-panel>div{min-height:39px}.page-heading{margin-bottom:16px}.shell>header{height:76px}.control-panel label{margin-top:12px}.control-panel .small{margin-bottom:0}#overview-page .emergency-panel{margin-top:24px}

@media(max-width:560px){.shell>header{height:64px}.page-heading{margin:6px 0 12px}.page-heading h1{font-size:26px;margin-top:5px}#device-select{margin-bottom:12px}.tank-art{height:110px;width:100px;justify-self:end}.tank-card{padding-top:15px}.tank-copy p{margin-bottom:10px}.tank-footer{padding:10px 0}.level{font-size:53px;margin-top:5px}.metric{padding:11px 15px}.metric strong{font-size:22px}.detail-panel>div{min-height:34px}.control-panel{padding:15px;margin-top:12px}.control-panel .small{font-size:10px;line-height:1.5}.control-panel label{margin-top:9px}.tank-copy .eyebrow{font-size:9px}.pump-buttons button{min-height:44px;padding:12px 6px}}