@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-cyrillic-ext-400-normal-g30qAdWV.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-ext-400-normal-Dsrv2Tcn.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-cyrillic-400-normal-DZqxrq2p.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-400-normal-BTotfTJu.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-greek-400-normal-_efipK4i.woff2) format("woff2"),url(./ibm-plex-sans-greek-400-normal-D9ESIMu3.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-vietnamese-400-normal-DG4YqDda.woff2) format("woff2"),url(./ibm-plex-sans-vietnamese-400-normal-fK1oJ5dG.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-latin-ext-400-normal-C5H60-Va.woff2) format("woff2"),url(./ibm-plex-sans-latin-ext-400-normal-RBey6euL.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-sans-latin-400-normal-CDDApCn2.woff2) format("woff2"),url(./ibm-plex-sans-latin-400-normal-CYLoc0-x.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-cyrillic-ext-500-normal-Cs5J6C77.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-ext-500-normal-DB5PtV2g.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-cyrillic-500-normal-CocWQlwt.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-500-normal-ByOcLdNv.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-greek-500-normal-JMMifIXV.woff2) format("woff2"),url(./ibm-plex-sans-greek-500-normal-CuWXN6rf.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-vietnamese-500-normal-e4dixQRQ.woff2) format("woff2"),url(./ibm-plex-sans-vietnamese-500-normal-BEb3_waV.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-latin-ext-500-normal-DakdToA3.woff2) format("woff2"),url(./ibm-plex-sans-latin-ext-500-normal-D0aIdm-b.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-sans-latin-500-normal-6ng42L7E.woff2) format("woff2"),url(./ibm-plex-sans-latin-500-normal-BgVn5rGT.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-cyrillic-ext-600-normal-DUMzJB7m.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-ext-600-normal-Bz0x94Yp.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-cyrillic-600-normal-71GNu3SW.woff2) format("woff2"),url(./ibm-plex-sans-cyrillic-600-normal-BGq0mW3O.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-greek-600-normal-DzTrcv_p.woff2) format("woff2"),url(./ibm-plex-sans-greek-600-normal-D-CqTdkO.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-vietnamese-600-normal-DpPYBSTl.woff2) format("woff2"),url(./ibm-plex-sans-vietnamese-600-normal-DgdngZtN.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-latin-ext-600-normal-DOrvGEcy.woff2) format("woff2"),url(./ibm-plex-sans-latin-ext-600-normal-DIrixKbi.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(./ibm-plex-sans-latin-600-normal-CuJfVYMP.woff2) format("woff2"),url(./ibm-plex-sans-latin-600-normal-Cu4Hd6ag.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-cyrillic-ext-400-normal-xuaO2J-f.woff2) format("woff2"),url(./ibm-plex-mono-cyrillic-ext-400-normal-DMdlQ8Kv.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-cyrillic-400-normal-BSMlKf0J.woff2) format("woff2"),url(./ibm-plex-mono-cyrillic-400-normal-CEL4l2ZJ.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-vietnamese-400-normal-BulugwFq.woff2) format("woff2"),url(./ibm-plex-mono-vietnamese-400-normal-DDuiU_S-.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-latin-ext-400-normal-BmRBH3aV.woff2) format("woff2"),url(./ibm-plex-mono-latin-ext-400-normal-D3D2R8hC.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-latin-400-normal-DMJ8VG8y.woff2) format("woff2"),url(./ibm-plex-mono-latin-400-normal-CvHOgSBP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-cyrillic-ext-500-normal-BqneJy0T.woff2) format("woff2"),url(./ibm-plex-mono-cyrillic-ext-500-normal-BIfNGwUT.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-cyrillic-500-normal-Bq9vWWag.woff2) format("woff2"),url(./ibm-plex-mono-cyrillic-500-normal-Ael50iVv.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-vietnamese-500-normal-DZ4AoWbu.woff2) format("woff2"),url(./ibm-plex-mono-vietnamese-500-normal-C8zxqsMH.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-latin-ext-500-normal-CAhNIIs5.woff2) format("woff2"),url(./ibm-plex-mono-latin-ext-500-normal-CZ70TYgx.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-latin-500-normal-DSY6xOcd.woff2) format("woff2"),url(./ibm-plex-mono-latin-500-normal-CB9ihrfo.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{color-scheme:dark;--paper: #0f1216;--ink: #eceae5;--ink-2: #a4a9af;--ink-3: #6b7279;--rule: #272c33;--today: #8e949b;--ours: #5b8cff;--ours-soft: #18223d;--comfort: rgba(34, 197, 94, .12);--comfort-edge: rgba(74, 222, 128, .5);--comfort-ink: #86efac;--outside: rgba(248, 113, 113, .38);--qr-paper: #ffffff;--qr-ink: #14171a;--sans: "IBM Plex Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.5 var(--sans);-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}a{color:inherit}button{font:inherit}.app{min-height:100%;display:flex;flex-direction:column}.hdr{display:flex;align-items:center;justify-content:space-between;padding:8px 40px;border-bottom:1px solid var(--rule)}.hdr__brand{display:flex;align-items:center;gap:12px}.hdr__brand img{width:26px;height:26px}.hdr__brand b{font-weight:600;font-size:15px;letter-spacing:-.005em}.hdr__brand span{color:var(--ink-3);font-size:13px;padding-left:12px;border-left:1px solid var(--rule)}.hdr__nav{display:flex;gap:28px}.hdr__nav a{text-decoration:none;color:var(--ink-2);font-size:15px;padding:4px 0;border-bottom:2px solid transparent}.hdr__nav a.active{color:var(--ink);border-bottom-color:var(--ink)}.hdr__right{display:flex;align-items:center;gap:36px}.qr{display:flex;align-items:center;gap:12px;padding:0 0 0 20px;border:0;border-left:1px solid var(--rule);background:none;color:var(--ink-2);cursor:zoom-in}.qr svg{display:block;box-sizing:content-box;padding:4px;border-radius:3px;background:var(--qr-paper)}.qr__text{font-size:12px;line-height:1.3;text-align:right}.qr:hover .qr__text{color:var(--ours)}.qr:focus-visible{outline:2px solid var(--ours);outline-offset:4px}.qr-big{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;display:grid;place-items:center;background:#000000c7;cursor:zoom-out}.qr-big__card{display:grid;justify-items:center;gap:16px;max-width:calc(100vw - 32px);padding:32px;border-radius:12px;background:var(--qr-paper);color:var(--qr-ink);text-align:center}.qr-big__card svg{width:min(360px,70vw,60vh);height:auto}.qr-big__card p{font-size:18px;max-width:26ch}.qr-big__card code{font-family:var(--mono);font-size:13px;color:#5d636a;word-break:break-all}.switch{display:flex;gap:22px;margin-bottom:18px}.switch a{text-decoration:none;font-size:13px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}.switch a.on{color:var(--ink)}.switch a.on:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ours);margin:0 8px 1px 0}.demo{flex:1;display:flex;flex-direction:column;padding:26px 40px 18px;min-height:0;height:calc(100vh - 67px)}@media (max-height: 600px){.demo{height:auto}}.intro{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:48px;align-items:end}.intro h1{font-size:clamp(28px,2.7vw,42px);line-height:1.12;font-weight:500;letter-spacing:-.022em}.known{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:64ch}.known span{display:inline-block;margin-right:10px;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ours)}.result{text-align:right;padding-left:40px;border-left:1px solid var(--rule)}.result__big{font-size:clamp(64px,6.4vw,104px);line-height:.9;font-weight:500;letter-spacing:-.045em;color:var(--ours)}.result__big small{font-size:.45em;letter-spacing:0;margin-left:4px}.result__what{margin-top:10px;font-size:15px}.result__detail{color:var(--ink-2);font-size:14px;font-family:var(--mono);margin-top:2px}.result__link{display:inline-block;margin-top:10px;font-size:14px;color:var(--ours);text-decoration:none}.result__link:hover{text-decoration:underline}.legend{display:flex;gap:28px;margin:22px 0 4px;font-size:14px;color:var(--ink-2)}.legend span{display:inline-flex;align-items:center;gap:9px}.swatch{width:22px;height:3px;border-radius:2px}.swatch--today{background:var(--today)}.swatch--ours{background:var(--ours);height:3.5px}.tl{flex:1;min-height:400px;position:relative}.tl svg{position:absolute;top:0;right:0;bottom:0;left:0;display:block;touch-action:pan-y;cursor:ew-resize;-webkit-user-select:none;user-select:none}.tl__label{font-size:12px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;fill:var(--ink-2)}.tl__tick{font-size:11px;fill:var(--ink-3);font-family:var(--mono)}.tl__grid{stroke:var(--rule);stroke-width:1}.tl__base{stroke:var(--ink-3);stroke-width:1}.tl__guide{stroke:var(--rule);stroke-dasharray:2 4}.tl__on{fill:var(--ink)}.tl__off{fill:var(--ink-3)}.tl__n{font-size:12px;font-family:var(--mono);font-weight:500;fill:var(--ink)}.tl__n--off{fill:var(--ink-2);font-weight:400}.tl__station{font-size:12.5px;fill:var(--ink-2)}.tl__band{fill:var(--comfort)}.tl__bandedge{fill:none;stroke:var(--comfort-edge);stroke-width:1.2}.tl__setpoint{fill:none;stroke:var(--comfort-edge);stroke-width:1;stroke-dasharray:5 4}.tl__bandlabel{font-size:11.5px;font-family:var(--mono);fill:var(--comfort-ink)}.tl__bandlabel--set{font-weight:500}.tl__outside{fill:var(--outside)}.tl__line{fill:none;stroke-linejoin:round;stroke-linecap:round}.tl__line--today{stroke:var(--today);stroke-width:2}.tl__line--ours{stroke:var(--ours);stroke-width:2.6}.tl__ghost{opacity:.3}.tl__cursor{stroke:var(--ink);stroke-width:1}.tl__dot{stroke:var(--paper);stroke-width:2}.tl__dot--today{fill:var(--today)}.tl__dot--ours{fill:var(--ours)}.tl__val{font-family:var(--mono);font-size:17px;font-weight:500;fill:var(--ink)}.tl__val--today{fill:var(--today)}.tl__val--ours{fill:var(--ours)}.tl__unit{font-size:11.5px;fill:var(--ink-3)}.player{display:flex;align-items:center;gap:20px;padding-top:16px;border-top:1px solid var(--rule)}.play{flex:none;width:46px;height:46px;border-radius:50%;border:0;background:var(--ink);display:grid;place-items:center;cursor:pointer}.play svg{width:15px;height:15px;fill:var(--paper)}.play:hover{background:var(--ours)}.play:focus-visible{outline:2px solid var(--ours);outline-offset:3px}.clock{font-family:var(--mono);font-size:26px;font-weight:500;letter-spacing:-.02em;min-width:3.2em}.caption{font-size:16px;color:var(--ink);min-height:48px;display:flex;flex-direction:column;justify-content:center}.caption b{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}.caption--predictive b{color:var(--ours)}.caption--reactive b{color:var(--today)}.energy{padding:32px 40px 48px;max-width:1480px;width:100%}.energy__intro h1{font-size:clamp(28px,2.7vw,42px);line-height:1.12;font-weight:500;letter-spacing:-.022em}.energy__intro p{margin-top:12px;color:var(--ink-2);max-width:78ch}.energy__grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:56px;margin-top:34px;align-items:start}.steps{list-style:none;margin:0;padding:0;display:grid;gap:0}.step{display:grid;grid-template-columns:44px minmax(0,1fr);gap:8px;padding:22px 0;border-top:1px solid var(--rule)}.step:first-child{border-top:0;padding-top:0}.step__n{font-family:var(--mono);font-size:14px;color:var(--ink-3);padding-top:3px}.step h3{font-size:19px;font-weight:500;letter-spacing:-.01em}.step__why{color:var(--ink-2);font-size:14.5px;margin-top:3px;max-width:80ch}.calc{margin-top:12px;display:grid;gap:6px}.calc__row{display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:18px;align-items:baseline;padding:6px 0}.calc__who{font-size:13px;font-weight:500;color:var(--ink-2)}.calc__row--today .calc__who{color:var(--today)}.calc__row--ours .calc__who{color:var(--ours)}.calc__row code{font-family:var(--mono);font-size:14px;color:var(--ink-2)}.calc__row b{font-family:var(--mono);font-size:15px;font-weight:500;text-align:right;white-space:pre}.calc__row--strong{border-top:1px solid var(--ink);padding-top:10px;margin-top:4px}.calc__row--strong .calc__who,.calc__row--strong b{color:var(--ours)}.calc__row--strong b{font-size:17px}.calc__note{font-size:13px;color:var(--ink-3);text-align:right}.assume{position:sticky;top:24px}.assume h2{font-size:12px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-2);margin-bottom:14px}.assume h2+*{margin-top:0}.assume .checks{margin-bottom:0}.input{display:grid;gap:4px;padding:12px 0 14px;border-top:1px solid var(--rule)}.input:last-of-type{margin-bottom:30px}.input__label{font-size:14px;font-weight:500}.input__field{display:flex;align-items:baseline;gap:8px}.input__field input{width:120px;font:500 20px var(--mono);color:var(--ours);background:transparent;border:0;border-bottom:1.5px solid var(--ours);padding:2px 0}.input__field input:focus{outline:none;border-bottom-width:2.5px}.input__field span{font-size:14px;color:var(--ink-2)}.input__note{font-size:13px;color:var(--ink-3);line-height:1.4}.checks{padding-left:18px;margin:0;display:grid;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.45}@media (max-width: 1000px){.hdr,.demo,.energy{padding-left:16px;padding-right:16px}.hdr__brand span{display:none}.hdr__right{gap:24px}.demo{height:auto}.intro{grid-template-columns:1fr;gap:20px}.result{text-align:left;border-left:0;padding-left:0}.tl{min-height:560px}.legend{flex-direction:column;gap:6px}.energy__grid{grid-template-columns:1fr;gap:32px}.assume{position:static}.calc__row{grid-template-columns:1fr auto}.calc__row code{grid-column:1 / -1;grid-row:2;font-size:12.5px}}@media (min-width: 1001px) and (max-height: 820px){.demo{padding-top:16px;padding-bottom:10px}.switch{margin-bottom:10px}.intro{gap:32px}.intro h1{font-size:clamp(22px,1.9vw,30px)}.known{margin-top:8px;font-size:14.5px}.result__big{font-size:clamp(48px,4.4vw,72px)}.result__what{margin-top:6px;font-size:14px}.result__detail{font-size:13px}.result__link{margin-top:4px}.legend{margin:12px 0 2px;font-size:13px}.tl{min-height:290px}.player{padding-top:8px}.play{width:40px;height:40px}.clock{font-size:22px}.caption{min-height:40px;font-size:15px}}@media (max-width: 700px){.qr{display:none}.hdr{padding-top:14px;padding-bottom:14px}.hdr__brand b{font-size:14px}.hdr__nav{gap:20px}.demo{padding-top:18px;padding-bottom:0}.switch{gap:18px;margin-bottom:12px}.switch a{padding:8px 0}.intro h1,.energy__intro h1{font-size:24px;line-height:1.2}.known{font-size:15px;margin-top:10px}.result__big{font-size:60px}.result__detail{font-size:13px}.legend{font-size:13px;margin-top:18px}.tl{min-height:470px}.energy{padding-top:22px}.step{grid-template-columns:26px minmax(0,1fr)}.player{position:sticky;bottom:0;z-index:2;display:grid;grid-template-columns:auto minmax(0,1fr);gap:2px 14px;align-items:center;padding:10px 0 calc(10px + env(safe-area-inset-bottom));background:var(--paper)}.play{grid-row:span 2;width:44px;height:44px}.clock{font-size:18px;min-width:0;line-height:1.2;align-self:end}.caption{font-size:13.5px;line-height:1.4;min-height:0;align-self:start}.caption b{font-size:11px}}