:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#153c5b;background:#edf4fa;font-size:15px}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #56c3f1;outline-offset:2px}.app{min-height:100vh;display:flex}.sidebar{width:242px;flex:none;background:#092b50;color:white;padding:25px 16px;display:flex;flex-direction:column;gap:15px}.brand{font-size:27px;font-weight:850;letter-spacing:.04em}.brand span{display:block;font-size:11px;letter-spacing:.25em;color:#7bd4ff}.sidebar-subtitle{color:#b9d8ed;font-size:12px;line-height:1.45;margin:0 0 15px}.sidebar nav{display:grid;gap:7px}.sidebar nav button{background:transparent;border:0;border-radius:10px;color:white;text-align:left;padding:13px 12px}.sidebar nav button:hover,.sidebar nav button.active{background:#1178b7}.sidebar-bottom{margin-top:auto;font-size:11px;color:#9ac0d8}.content{flex:1;min-width:0}header{background:linear-gradient(115deg,#061a36,#12608c);color:white;padding:20px 28px}header h1{font-size:23px;margin:12px 0 2px}header p{font-size:11px;letter-spacing:.12em;text-transform:uppercase;opacity:.82;margin:0}.top{display:flex;align-items:center;justify-content:space-between}.pilot{border:1px solid #79b7d4;border-radius:99px;padding:5px 9px;letter-spacing:.13em}.menu-button,.mobile-brand{display:none}main{max-width:1100px;margin:auto;padding:20px;display:grid;gap:14px}.card{background:white;border:1px solid #deebf3;border-radius:15px;padding:19px;box-shadow:0 4px 16px #1b50740b}.card h2{font-size:16px;margin:0 0 10px}.big{font-size:29px;font-weight:800;color:#0a3a62}.muted{font-size:12px;color:#678299}.note{background:#e7f3fb;padding:13px;border-radius:10px;font-size:12px;line-height:1.5}.warning{background:#fff1d8;color:#734b04}.error{background:#ffe8e6;color:#8d211a}.row{display:flex;justify-content:space-between;align-items:center;gap:10px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.triple{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.line{padding:12px 0;border-bottom:1px solid #edf1f5;display:flex;justify-content:space-between;gap:8px}.line:last-child{border-bottom:0}button,select,input{padding:10px 12px;border:1px solid #cbdce9;border-radius:9px;background:white;color:#134466}.blue{background:#087dbe;color:white;border-color:#087dbe}.blue:hover{background:#05669e}select{min-width:220px;max-width:100%}.tank-svg{width:100%;max-width:360px;display:block;margin:auto}.tank-panel{display:grid;grid-template-columns:minmax(270px,1fr) minmax(260px,1fr);gap:22px;align-items:center}.status-on{color:#168047}.status-off{color:#a25d00}.periods{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.chart{width:100%;max-height:320px}.login{max-width:430px;margin:32px auto}.login input{display:block;width:100%;margin:12px 0}.login button{width:100%}.count{font-weight:700;color:#0a3a62}footer{max-width:1100px;margin:0 auto;padding:14px 20px 28px;color:#678299;font-size:11px}.shade{display:none}.two-column{display:grid;grid-template-columns:1.3fr 1fr;gap:14px}.pill{display:inline-block;border-radius:99px;background:#e7f3fb;padding:4px 9px;font-size:12px;color:#0873b5}.spaced{margin-top:14px}.empty{padding:22px;text-align:center;color:#678299}.small-button{padding:7px 10px;font-size:12px}@media(max-width:900px){.sidebar{width:210px}.tank-panel,.two-column{grid-template-columns:1fr}}@media(max-width:700px){.app{display:block}.sidebar{position:fixed;inset:0 auto 0 0;width:min(80vw,300px);z-index:5;transform:translateX(-105%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.shade.show{display:block;position:fixed;inset:0;background:#0008;z-index:4}.menu-button,.mobile-brand{display:inline-block}.menu-button{background:transparent;border:1px solid #ffffff88;color:white;font-size:20px;padding:4px 11px}.mobile-brand{font-size:22px}header{padding:16px}main{padding:14px}.grid,.triple{grid-template-columns:1fr 1fr}.tank-panel{display:block}.row.wrap{align-items:flex-start;flex-wrap:wrap}}@media(max-width:440px){.grid,.triple{grid-template-columns:1fr}.card{padding:15px}.big{font-size:27px}select{width:100%}}