:root{--paper: #EDF0F3;--card: #FFFFFF;--card-sunk: #F5F7F9;--ink: #14171C;--ink-2: #4A525C;--ink-3: #79828D;--line: #D9DFE5;--line-soft: #E7ECF0;--cold: #2B6CD4;--hot: #C2413A;--elec: #A8710F;--gas: #55702F;--sewer: #1F7A6D;--accent: #3D4EAD;--accent-ink: #FFFFFF;--warn: #9A5B06;--warn-bg: #FDF3E2;--ok: #17683C;--ok-bg: #E7F3EC;--bad: #A82219;--bad-bg: #FBEBEA;--shadow: 0 1px 2px rgba(20, 23, 28, .06), 0 8px 24px -12px rgba(20, 23, 28, .18);--font-ui: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-num: ui-monospace, SFMono-Regular, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;--r: 12px}@media(prefers-color-scheme:dark){:root{--paper: #0D1014;--card: #171B21;--card-sunk: #1E232A;--ink: #E8ECF1;--ink-2: #A3ADB8;--ink-3: #6F7883;--line: #2A3138;--line-soft: #222831;--cold: #6BA0F5;--hot: #E8776E;--elec: #D6A03C;--gas: #96B45F;--sewer: #4FB3A3;--accent: #5C67DA;--accent-ink: #FFFFFF;--warn: #E0AC5E;--warn-bg: #2E2312;--ok: #6DC493;--ok-bg: #12271C;--bad: #EC8078;--bad-bg: #2B1614;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .7)}}:root[data-theme=dark]{--paper: #0D1014;--card: #171B21;--card-sunk: #1E232A;--ink: #E8ECF1;--ink-2: #A3ADB8;--ink-3: #6F7883;--line: #2A3138;--line-soft: #222831;--cold: #6BA0F5;--hot: #E8776E;--elec: #D6A03C;--gas: #96B45F;--sewer: #4FB3A3;--accent: #5C67DA;--accent-ink: #FFFFFF;--warn: #E0AC5E;--warn-bg: #2E2312;--ok: #6DC493;--ok-bg: #12271C;--bad: #EC8078;--bad-bg: #2B1614;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .7)}:root[data-theme=light]{--paper: #EDF0F3;--card: #FFFFFF;--card-sunk: #F5F7F9;--ink: #14171C;--ink-2: #4A525C;--ink-3: #79828D;--line: #D9DFE5;--line-soft: #E7ECF0;--cold: #2B6CD4;--hot: #C2413A;--elec: #A8710F;--gas: #55702F;--sewer: #1F7A6D;--accent: #3D4EAD;--accent-ink: #FFFFFF;--warn: #9A5B06;--warn-bg: #FDF3E2;--ok: #17683C;--ok-bg: #E7F3EC;--bad: #A82219;--bad-bg: #FBEBEA;--shadow: 0 1px 2px rgba(20, 23, 28, .06), 0 8px 24px -12px rgba(20, 23, 28, .18)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-ui);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}.app-root{container-type:inline-size;container-name:app;height:100%;background:var(--card);display:flex;flex-direction:column;min-height:0}.app{display:flex;flex:1 1 auto;min-height:0}.rail{display:none}.main{flex:1 1 auto;display:flex;flex-direction:column;min-width:0;min-height:0}.appbar{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line-soft);flex:0 0 auto;padding-top:max(12px,env(safe-area-inset-top))}.appbar h2{margin:0;font-size:16px;font-weight:600;letter-spacing:-.01em}.appbar .sub{font-size:12px;color:var(--ink-3)}.appbar .spacer{flex:1 1 auto}.appbar .actions{display:none;gap:8px}.appbar 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10px;width:100%;min-width:0}input.bignum::placeholder{color:var(--ink-3);font-weight:400}input.bignum.bad{border-color:var(--bad)}input.bignum:disabled{opacity:.6}.unit-line{font-size:12.5px;color:var(--ink-3);margin-top:9px}.wiz-calc{display:flex;gap:26px;justify-content:center;margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft);width:100%}.wiz-calc-v{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:19px;font-weight:640;margin-top:3px}.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:100%;max-width:320px}.keypad button{font-family:var(--font-num);font-size:21px;font-weight:600;padding:14px 0;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}.keypad button:hover{background:var(--card-sunk)}.keypad button.muted{background:var(--card-sunk);color:var(--ink-2);font-family:var(--font-ui);font-size:15px}.wiz-foot{display:flex;align-items:center;gap:10px;margin-top:16px;flex-wrap:wrap}.wiz-gap,.wiz-foot .btn{flex:1 1 auto}.wiz-foot .btn.sm{flex:0 0 auto}.linkbtn{background:none;border:none;padding:2px 0;cursor:pointer;font-family:inherit;font-size:12px;color:var(--ink-2);text-decoration:underline;text-underline-offset:3px}.linkbtn:hover{color:var(--ink)}.split{display:grid;gap:20px;align-items:start;grid-template-columns:minmax(0,1fr)}.actions-row{display:flex;flex-direction:column;gap:10px}.toastbar{position:fixed;left:50%;transform:translate(-50%) translateY(6px);bottom:84px;background:var(--ink);color:var(--paper);padding:10px 14px;border-radius:10px;font-size:13px;box-shadow:var(--shadow);z-index:50;max-width:90vw;text-align:center}.railitem{display:flex;align-items:center;gap:10px;padding:9px 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var(--line);background:var(--card);color:var(--ink-2);cursor:pointer}.zoneopt[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.skeleton{color:var(--ink-3);font-size:13px;padding:20px 0}@container app (min-width: 700px){.scroll{padding:20px 24px 28px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.mcard{grid-template-columns:minmax(200px,1.3fr) minmax(0,1fr)}.mcard-zone{grid-template-columns:160px minmax(0,1fr)}.btn.auto{width:auto}.actions-row{flex-direction:row}.actions-row .btn{width:auto;flex:0 0 auto}.actions-row.wrap{flex-wrap:wrap}}@container app (min-width: 1000px){.rail{display:flex;flex-direction:column;flex:0 0 232px;border-right:1px solid var(--line-soft);background:var(--card-sunk);padding:16px 12px;gap:4px;min-height:0;overflow-y:auto}.tabbar{display:none}.appbar{padding:16px 28px}.appbar .actions{display:flex}.appbar h2{font-size:19px}.scroll{padding:22px 28px 36px}.inner{max-width:1000px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.mcard{grid-template-columns:minmax(220px,1.2fr) 150px 200px minmax(140px,.8fr);gap:16px}.mcard-zone{grid-template-columns:subgrid;grid-column:2 / 5}.mcard-meta{display:contents}.entry input{font-size:22px}.head-row{display:grid;grid-template-columns:minmax(220px,1.2fr) 150px 200px minmax(140px,.8fr);gap:16px;padding:0 14px 8px;border-bottom:1px solid var(--line)}.head-row span{font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);font-weight:600}.split{grid-template-columns:minmax(0,1fr) 320px}.reading{font-size:30px}.toastbar{bottom:28px}.wiz{grid-template-columns:250px minmax(0,1fr);gap:28px;align-items:start}.wiz-rail{flex-direction:column;gap:2px;overflow:visible}.wiz-rail li{width:100%}.wiz-step{width:100%;align-items:flex-start;border-radius:10px;border-color:transparent;background:none}.wiz-step.now{background:var(--card);box-shadow:var(--shadow);border-color:var(--line-soft)}.wiz-step .wiz-step-body{display:block}.wiz-stage{padding-top:8px}.wiz-title{font-size:24px}.wiz-cols{flex-direction:row;align-items:flex-start;justify-content:center;gap:40px}.wiz-col{flex:1 1 auto;max-width:360px}.wiz-col.pad{flex:0 0 216px}.keypad{max-width:216px;gap:7px}input.bignum{font-size:46px}.wiz-foot .btn{flex:0 0 auto;width:auto}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.card.drop{border-style:dashed}.card.drop.over{border-color:var(--accent);background:var(--card-sunk)}