:root{
  --ink:#151A1E; --ink-2:#1D252B; --ink-3:#2B353C;
  --paper:#F5F1E9; --paper-2:#FFFDF8; --card:#FBF8F1;
  --text:#1B1C1A; --muted:#6B6E6B; --muted-2:#8A8D89; --line:#E2D9C9; --line-2:#D5CBB9;
  --ember:#D9530F; --ember-dark:#B84208; --ember-2:#F08A4B; --ember-soft:#FBE3D2;
  --cold:#3F718E; --cold-soft:#E0EDF3; --hot:#A63E0C;
  --ok:#2E6A4E; --ok-soft:#E2EEE5; --danger:#A92E22; --danger-soft:#F7E3DF;
  --radius:14px; --radius-sm:9px;
  --shadow:0 1px 0 rgba(21,26,30,.04), 0 24px 48px -32px rgba(21,26,30,.45);
  --sans:"Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Cascadia Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace;
  --serif:Georgia,"Times New Roman",serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:auto}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background:radial-gradient(1100px 520px at 82% -8%,rgba(217,83,15,.07),transparent 62%),radial-gradient(900px 500px at -10% 30%,rgba(63,113,142,.06),transparent 60%)}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:inherit}
img,svg{display:block}
::selection{background:var(--ember-soft);color:var(--ink)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 14px;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}
.wrap{width:min(1240px,calc(100% - 48px));margin-inline:auto}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.small{font-size:13px;line-height:1.45}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--ember);outline-offset:3px;border-radius:4px}

/* Header */
.topbar{position:sticky;top:0;z-index:60;background:rgba(21,26,30,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.09);color:#F6F2EA}
.topbar-in{height:66px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#F6F2EA;flex:none}
.brand-mark{width:30px;height:30px;flex:none}
.brand-name{font-weight:700;font-size:19px;letter-spacing:-.02em;line-height:1}
.brand-sub{display:block;font-size:10px;letter-spacing:.11em;text-transform:uppercase;color:#A8B0B5;margin-top:3px;font-weight:600}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{text-decoration:none;color:#CCD2D4;font-size:14px;padding:8px 11px;border-radius:7px}
.nav a:hover{color:#fff;background:rgba(255,255,255,.07)}
.save-state{display:flex;align-items:center;gap:7px;font-size:12px;color:#9FA8AD;border-left:1px solid rgba(255,255,255,.12);padding-left:16px;margin-left:6px;white-space:nowrap}
.save-dot{width:6px;height:6px;border-radius:50%;background:#5FA37A;box-shadow:0 0 0 3px rgba(95,163,122,.16);flex:none}
.save-state[data-state="error"] .save-dot{background:#D5684F;box-shadow:0 0 0 3px rgba(213,104,79,.16)}
.menu-btn{display:none;margin-left:auto;background:transparent;border:1px solid rgba(255,255,255,.25);color:#F6F2EA;border-radius:8px;padding:7px 12px;font-size:13px}
.mobile-menu{display:none;position:absolute;top:66px;left:0;right:0;background:var(--ink-2);border-bottom:1px solid rgba(255,255,255,.1);padding:8px 24px 14px}
.mobile-menu a{display:block;padding:11px 4px;color:#E8EBEC;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.07);font-size:15px}
.mobile-menu a:last-child{border-bottom:0}

/* Hero */
.hero{background:var(--ink);color:#F6F2EA;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;width:560px;height:560px;right:-140px;top:-220px;border-radius:50%;background:radial-gradient(circle,rgba(217,83,15,.2),transparent 68%);pointer-events:none}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:center;padding:66px 0 78px}
.eyebrow{display:flex;align-items:center;gap:9px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#AEB7BB}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--ember-2)}
h1{font-size:clamp(2.6rem,5.1vw,4.55rem);line-height:1.01;letter-spacing:-.045em;font-weight:750;margin:20px 0 22px;max-width:12ch}
h1 .h1-warm{color:#F2A26F}
.lede{font-size:clamp(1rem,1.35vw,1.16rem);line-height:1.58;color:#C6CDD0;max-width:54ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;font-size:12.5px;color:#939DA2}
.hero-trust span{display:inline-flex;align-items:center;gap:6px}
.hero-trust svg{width:14px;height:14px;color:#7FA08E}
.hero-facts{display:flex;gap:0;margin-top:36px;border-top:1px solid rgba(255,255,255,.12);padding-top:22px;max-width:560px}
.hero-facts li{flex:1;padding-right:18px;margin-right:18px;border-right:1px solid rgba(255,255,255,.12)}
.hero-facts li:last-child{border:0;margin:0;padding:0}
.hero-facts b{display:block;font-family:var(--sans);font-variant-numeric:tabular-nums;font-size:20px;font-weight:650;color:#fff;letter-spacing:-.03em}
.hero-facts span{display:block;font-size:11.5px;color:#9AA4A9;margin-top:3px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:9px;padding:12px 18px;font-size:14.5px;font-weight:650;line-height:1;text-decoration:none;transition:background .16s,border-color .16s,color .16s,transform .16s}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--ember);color:#fff}
.btn-primary:hover{background:var(--ember-dark)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-3)}
.btn-light{background:#F6F2EA;color:var(--ink)}
.btn-light:hover{background:#fff}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--text)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(21,26,30,.03)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.24);color:#F6F2EA}
.btn-ghost-light:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06)}
.btn-sm{padding:8px 11px;font-size:12.5px;border-radius:7px}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* Receipt */
.receipt{background:#FBF7EE;color:#1B1C1A;border-radius:5px;padding:22px 24px 18px;box-shadow:0 34px 70px -34px rgba(0,0,0,.75);position:relative;max-width:420px;justify-self:end;width:100%}
.receipt-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}
.receipt-brand{font-weight:800;letter-spacing:.13em;font-size:12px}
.receipt-tag{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#8B8172;border:1px solid #DCD1BC;border-radius:99px;padding:3px 8px}
.receipt-thermal{height:7px;border-radius:2px;background:linear-gradient(90deg,#4E7E9B 0%,#9FC3D4 22%,#E8D9B8 45%,#F0A25E 65%,#E4570F 85%,#A62D0A 100%);position:relative;margin:0 0 18px}
.receipt-thermal i{position:absolute;top:-4px;width:2px;height:15px;background:#fff;box-shadow:0 0 0 1.5px #1B1C1A;left:55%}
.receipt-thermal i::after{content:"";position:absolute;left:-2.5px;top:-4px;width:7px;height:7px;border-radius:50%;background:#fff;border:1.5px solid #1B1C1A}
.receipt-row{display:flex;justify-content:space-between;align-items:baseline;gap:14px;padding:7px 0;font-size:13.5px;color:#5D5A52}
.receipt-row b{font-family:var(--mono);font-size:14px;color:#1B1C1A;font-weight:600;white-space:nowrap}
.receipt-divider{border-top:1px dashed #CFC4AF;margin:10px 0}
.receipt-total{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;padding:2px 0 4px}
.receipt-total span{font-size:13px;color:#5D5A52;line-height:1.2;white-space:nowrap;flex:none}
.receipt-total strong{font-family:var(--mono);font-size:30px;letter-spacing:-.04em;color:var(--ember);line-height:1;font-weight:700;white-space:nowrap}
.receipt-foot{font-size:10.5px;color:#8B8172;margin-top:8px}
.receipt-code{height:22px;margin-top:14px;opacity:.55;background:repeating-linear-gradient(90deg,#1B1C1A 0 2px,transparent 2px 5px,#1B1C1A 5px 6px,transparent 6px 10px,#1B1C1A 10px 13px,transparent 13px 16px)}
.receipt-note{font-size:11px;color:#8B8172;margin-top:9px;line-height:1.4}

/* Sections */
.section{padding:88px 0;scroll-margin-top:82px}
.section + .section{padding-top:72px}
.section-head{max-width:720px;margin-bottom:34px}
.section-index{font-family:var(--mono);font-size:12px;color:var(--ember);letter-spacing:.08em;margin-bottom:10px}
h2{font-size:clamp(1.75rem,3vw,2.55rem);line-height:1.1;letter-spacing:-.035em;font-weight:750;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.55;max-width:62ch}
.section-tight{padding-top:0}

/* Calculator */
.calc{background:var(--paper);border-top:1px solid var(--line)}
.calc-grid{display:grid;grid-template-columns:390px minmax(0,1fr);gap:26px;align-items:start}
.calc-col{display:flex;flex-direction:column;gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.card-head h3{font-size:15px;font-weight:700;letter-spacing:-.01em}
.chip{display:inline-flex;align-items:center;gap:5px;font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;border-radius:99px;padding:4px 8px;white-space:nowrap}
.chip-demo{background:var(--ember-soft);color:var(--hot);border:1px solid #F1C7AA}
.field{display:block;margin-bottom:13px}
.field:last-child{margin-bottom:0}
.field > span,.field-label{display:block;font-size:11.5px;font-weight:700;color:#4E514E;letter-spacing:.01em;margin-bottom:6px}
.input,select.input{width:100%;background:#fff;border:1px solid var(--line-2);border-radius:var(--radius-sm);padding:10px 11px;font-size:14.5px;color:var(--text);min-height:42px;transition:border-color .15s,box-shadow .15s}
.input:hover{border-color:#BFB4A2}
.input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(217,83,15,.12)}
.input[aria-invalid="true"]{border-color:var(--danger);box-shadow:0 0 0 3px rgba(169,46,34,.1)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.field-row .field{margin-bottom:13px}
.hint{font-size:11.5px;color:var(--muted);line-height:1.45;margin-top:7px}
.check{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;color:#434642;line-height:1.4;cursor:pointer;margin-top:2px}
.check input{width:16px;height:16px;margin:1px 0 0;accent-color:var(--ember);flex:none}
.charge-hint{display:block;font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:5px}

/* Add form */
.seg{display:flex;gap:3px;background:#EDE8DD;border:1px solid var(--line);border-radius:9px;padding:3px}
.seg button{flex:1;border:0;background:transparent;border-radius:6px;padding:7px 8px;font-size:12.5px;font-weight:650;color:#656963;line-height:1.2;min-height:32px}
.seg button[aria-pressed="true"]{background:#fff;color:var(--text);box-shadow:0 1px 3px rgba(21,26,30,.12)}
.seg button:hover:not([aria-pressed="true"]){color:var(--text)}
.seg-type{margin-bottom:14px}
.datetime-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.datetime-grid .field{margin-bottom:9px}
.presets{display:flex;gap:5px;flex-wrap:wrap;margin:-1px 0 15px}
.presets button{border:1px solid var(--line-2);background:transparent;border-radius:99px;padding:4px 9px;font-size:11px;color:var(--muted);line-height:1.3}
.presets button:hover{border-color:var(--ink);color:var(--text)}
.temp-control{margin:4px 0 14px}
.temp-top{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;margin-bottom:8px}
.temp-label{font-size:11.5px;font-weight:700;color:#4E514E}
.temp-readout{display:flex;align-items:baseline;gap:2px;font-family:var(--mono);line-height:1}
.temp-readout #tempValue{font-size:27px;letter-spacing:-.05em;font-weight:600}
.temp-readout .deg{font-size:15px;color:var(--muted)}
.temp-badge{display:inline-block;margin-left:9px;font-family:var(--sans);font-size:10.5px;font-weight:650;padding:3px 7px;border-radius:99px;vertical-align:middle;white-space:nowrap}
.temp-badge.is-cold{background:var(--cold-soft);color:#2F5D75}
.temp-badge.is-hot{background:var(--ember-soft);color:var(--hot)}
.temp-badge.is-ok{background:var(--ok-soft);color:var(--ok)}
.gauge{position:relative;height:34px;margin-top:2px;--norm:60%;--norm-max:73.33%}
.gauge-track{position:absolute;left:0;right:0;top:13px;height:8px;border-radius:99px;background:linear-gradient(90deg,#467692 0%,#83AEC1 18%,#C9D6D2 38%,#EBD7B6 52%,#F0A25E 70%,#E4570F 86%,#A62D0A 100%)}
.gauge-zone{position:absolute;top:10px;height:14px;left:var(--norm);width:calc(var(--norm-max) - var(--norm));background:rgba(255,255,255,.42);border-left:2px solid #fff;border-right:1px solid rgba(255,255,255,.6);pointer-events:none}
.gauge input{position:absolute;inset:0;width:100%;height:34px;margin:0;background:transparent;-webkit-appearance:none;appearance:none;cursor:grab;z-index:2}
.gauge input:active{cursor:grabbing}
.gauge input::-webkit-slider-runnable-track{height:8px;background:transparent}
.gauge input::-moz-range-track{height:8px;background:transparent}
.gauge input::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;margin-top:-8px;border-radius:50%;background:#fff;border:3px solid var(--ink);box-shadow:0 2px 8px rgba(21,26,30,.28)}
.gauge input::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--ink);box-shadow:0 2px 8px rgba(21,26,30,.28)}
.gauge:focus-within{outline:2px solid var(--ember);outline-offset:5px;border-radius:4px}
.gauge-labels{display:flex;justify-content:space-between;font-family:var(--mono);font-size:9.5px;color:var(--muted-2);margin-top:1px}
.gauge-norm-label{font-size:10px;color:#4E514E;margin-top:2px;text-align:center;min-height:15px}
.room-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}
.room-row > span{font-size:11.5px;font-weight:700;color:#4E514E}
.room-row .seg{width:190px;flex:none}
.form-error{background:var(--danger-soft);border:1px solid #ECC9C3;color:#7C2118;border-radius:8px;padding:8px 10px;font-size:12px;line-height:1.4;margin:0 0 12px}
.form-actions{display:flex;gap:8px}
.form-actions .btn{flex:1}
.edit-badge{font-size:10.5px;font-weight:700;color:var(--hot);background:var(--ember-soft);padding:4px 8px;border-radius:99px}

/* Result */
.result-card{background:var(--ink);color:#F6F2EA;border-radius:var(--radius);padding:24px;position:relative;box-shadow:0 26px 50px -34px rgba(21,26,30,.7);overflow:hidden}
.result-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,#4E7E9B,#E8D9B8 45%,#F0A25E 65%,#E4570F)}
.result-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:9px}
.result-label{font-size:12px;color:#AEB7BB}
.result-chip{font-family:var(--mono);font-size:12px;font-weight:600;background:rgba(240,138,75,.16);color:#FFC69F;border:1px solid rgba(240,138,75,.3);border-radius:99px;padding:4px 9px;white-space:nowrap}
.result-sum{font-family:var(--sans);font-variant-numeric:tabular-nums;font-size:clamp(2.9rem,4.4vw,4rem);line-height:.95;letter-spacing:-.04em;font-weight:700;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:0 0 8px}
.result-sum .rub{font-family:var(--sans);font-size:.46em;letter-spacing:0;color:#C9D0D2;font-weight:500;margin-left:2px}
.result-sub{font-size:12px;color:#9FA8AD}
.result-sub b{color:#D7DCDE;font-family:var(--sans);font-variant-numeric:tabular-nums;font-weight:650}
.share-bar{height:5px;background:rgba(255,255,255,.12);border-radius:99px;margin:18px 0 4px;overflow:hidden}
.share-bar span{display:block;height:100%;background:linear-gradient(90deg,#F0A25E,#E4570F);border-radius:99px;transition:width .5s ease}
.share-cap{display:flex;justify-content:space-between;font-size:10.5px;color:#8F999E}
.result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12);margin:18px 0 18px;padding:14px 0}
.result-stats > div{padding-right:12px;margin-right:12px;border-right:1px solid rgba(255,255,255,.12)}
.result-stats > div:last-child{border:0;margin:0;padding:0}
.result-stats dt{font-size:10px;color:#96A0A5;line-height:1.25;min-height:25px}
.result-stats dd{font-family:var(--sans);font-variant-numeric:tabular-nums;font-size:17px;font-weight:650;color:#fff;margin-top:3px;line-height:1.1}
.result-actions{display:flex;gap:8px;flex-wrap:wrap}
.result-actions .btn{flex:1;min-width:120px;font-size:13px;padding:10px 12px}
.result-note{font-size:10.5px;color:#7F898E;line-height:1.45;margin-top:13px}
.result-note a{color:#B8C1C4;text-decoration-color:rgba(184,193,196,.4);text-underline-offset:2px}
.result-card.is-empty .result-sum{color:#8F999E}
.result-card.is-empty .result-sum .rub{display:none}

/* Breakdown + journal */
.stack{display:flex;flex-direction:column;gap:18px;min-width:0}
.breakdown{padding:20px}
.breakdown h3{font-size:15px;margin-bottom:14px}
.calc-line{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:baseline;padding:11px 0;border-bottom:1px solid var(--line)}
.calc-line:last-of-type{border-bottom:0}
.calc-line .cl-label{font-size:12.5px;color:#4E514E;line-height:1.35}
.calc-line .cl-formula{font-family:var(--mono);font-size:11px;color:var(--muted-2);margin-top:3px;line-height:1.35}
.calc-line .cl-value{font-family:var(--sans);font-variant-numeric:tabular-nums;font-size:14px;font-weight:650;white-space:nowrap}
.calc-total{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line-2);margin-top:5px;padding-top:13px;font-size:13px}
.calc-total b{font-family:var(--sans);font-variant-numeric:tabular-nums;font-weight:700;font-size:19px;letter-spacing:-.03em}
.cap-note{background:#FBF0E5;border:1px solid #F0D4BB;border-radius:8px;padding:8px 10px;font-size:11.5px;color:#7A4A24;margin-top:11px;line-height:1.4}
.journal-card{padding:20px}
.journal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:5px;flex-wrap:wrap}
.journal-head h3{font-size:15px}
.count{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:99px;background:#E9E2D4;font-family:var(--mono);font-size:10.5px;color:#5C5F5A;vertical-align:2px;margin-left:4px}
.journal-tools{display:flex;gap:2px;flex-wrap:wrap}
.tool-btn{border:0;background:transparent;color:var(--muted);font-size:11.5px;padding:5px 7px;border-radius:6px;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:2px}
.tool-btn:hover{color:var(--text);background:rgba(21,26,30,.04);text-decoration-color:var(--line-2)}
.journal-note{font-size:11px;color:var(--muted);margin-bottom:10px}
.journal-table-head{display:grid;grid-template-columns:106px 1fr 66px 104px 74px;gap:10px;padding:7px 4px;border-bottom:1px solid var(--line);font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-2)}
.journal{display:flex;flex-direction:column}
.event-row{display:grid;grid-template-columns:106px 1fr 66px 104px 74px;gap:10px;align-items:center;padding:11px 4px;border-bottom:1px solid var(--line);min-width:0}
.event-row:last-child{border-bottom:0}
.event-row.is-out{opacity:.55}
.event-type .chip{font-size:9.5px;padding:3px 6px}
.chip-cold{background:var(--cold-soft);color:#2F5D75;border:1px solid #C9DEE8}
.chip-off{background:#ECE7DC;color:#55584F;border:1px solid #DED5C4}
.chip-hot{background:var(--ember-soft);color:var(--hot);border:1px solid #F1C7AA}
.event-period{font-size:12px;line-height:1.35;min-width:0}
.event-period b{font-weight:600}
.event-period span{display:block;font-size:10.5px;color:var(--muted);margin-top:2px}
.event-temp{font-family:var(--mono);font-size:13px;font-weight:600;white-space:nowrap}
.event-temp span{display:block;font-size:9.5px;color:var(--muted);font-weight:400}
.event-impact{font-family:var(--mono);font-size:12px;line-height:1.25}
.event-impact span{display:block;font-family:var(--sans);font-size:9.5px;color:var(--muted);margin-top:2px}
.event-actions{display:flex;justify-content:flex-end;gap:2px}
.icon-btn{border:0;background:transparent;color:var(--muted-2);padding:5px;border-radius:5px;line-height:0}
.icon-btn:hover{color:var(--text);background:rgba(21,26,30,.06)}
.icon-btn svg{width:15px;height:15px}
.empty-journal{text-align:center;padding:28px 14px 22px;color:var(--muted)}
.empty-journal svg{width:66px;height:52px;margin:0 auto 10px;color:#B9AD99}
.empty-journal p{font-size:13px;max-width:38ch;margin:0 auto 13px;line-height:1.5}
.empty-journal b{color:var(--text)}
.outside-note{font-size:11px;background:#F1EDE4;border:1px solid var(--line);border-radius:7px;padding:7px 9px;color:#6A6D67;margin:0 0 10px;line-height:1.4}

/* Plan */
.plan{background:#EDE8DC;border-top:1px solid #DED4C2;border-bottom:1px solid #DED4C2}
.plan-grid{display:grid;grid-template-columns:330px minmax(0,1fr);gap:56px;align-items:start}
.plan-intro{position:sticky;top:94px}
.plan-intro h2{margin-bottom:12px}
.plan-intro p{color:#5F625B;font-size:14.5px;line-height:1.55;max-width:36ch}
.progress-wrap{margin-top:26px}
.progress-top{display:flex;align-items:baseline;justify-content:space-between;font-size:12px;color:#5F625B;margin-bottom:7px}
.progress-top b{font-family:var(--mono);font-size:15px;color:var(--text)}
.progress-bar{height:6px;background:#D9CFBD;border-radius:99px;overflow:hidden}
.progress-bar span{display:block;height:100%;background:var(--ember);border-radius:99px;transition:width .3s}
.plan-note{font-size:11.5px;color:#6D7069;margin-top:14px;line-height:1.5}
.steps{display:flex;flex-direction:column;gap:0;counter-reset:step}
.step{display:grid;grid-template-columns:38px minmax(0,1fr);gap:16px;padding:21px 0;border-bottom:1px solid #D8CEBC}
.step:first-child{padding-top:4px}
.step:last-child{border-bottom:0}
.step-num{width:34px;height:34px;border-radius:50%;border:1px solid #C9BEA9;display:flex;align-items:center;justify-content:center;font-family:var(--sans);font-weight:650;font-size:13px;color:#6B6A60;background:rgba(255,255,255,.35);flex:none}
.step.is-done .step-num{background:var(--ok);border-color:var(--ok);color:#fff}
.step-body{min-width:0}
.step-title{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.step-title h3{font-size:15.5px;line-height:1.3;letter-spacing:-.01em}
.step.is-done .step-title h3{text-decoration:line-through;text-decoration-color:#A8A294;color:#5E615B}
.step-check{flex:none;width:22px;height:22px;border:1px solid #BFB4A0;border-radius:6px;background:transparent;display:flex;align-items:center;justify-content:center;margin-top:1px;color:transparent}
.step-check svg{width:13px;height:13px}
.step.is-done .step-check{background:var(--ok);border-color:var(--ok);color:#fff}
.step p{font-size:13px;color:#5F625B;line-height:1.55;margin-top:7px;max-width:64ch}
.step .step-meta{font-size:11px;color:#72756E;margin-top:7px}
.step-link{display:inline-flex;align-items:center;gap:5px;margin-top:8px;font-size:11.5px;font-weight:650;color:var(--ember-dark);text-decoration:none;border-bottom:1px solid rgba(184,66,8,.3);padding-bottom:1px}
.step-link:hover{border-color:var(--ember-dark)}

/* Documents */
.docs{background:var(--paper)}
.docs-grid{display:grid;grid-template-columns:390px minmax(0,1fr);gap:28px;align-items:start}
.doc-list{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.doc-tab{display:flex;align-items:center;gap:11px;width:100%;text-align:left;background:transparent;border:1px solid transparent;border-radius:9px;padding:10px 11px;color:#4E514E}
.doc-tab:hover{background:rgba(255,255,255,.45);border-color:var(--line)}
.doc-tab[aria-selected="true"]{background:var(--paper-2);border-color:var(--line-2);box-shadow:0 1px 3px rgba(21,26,30,.05)}
.doc-tab-icon{width:30px;height:30px;border-radius:7px;background:#EAE4D8;display:flex;align-items:center;justify-content:center;flex:none;color:#6A6C64}
.doc-tab[aria-selected="true"] .doc-tab-icon{background:var(--ember-soft);color:var(--ember-dark)}
.doc-tab-icon svg{width:15px;height:15px}
.doc-tab-text{min-width:0}
.doc-tab-text b{display:block;font-size:13px;font-weight:650;line-height:1.25}
.doc-tab-text span{display:block;font-size:10.5px;color:var(--muted);margin-top:2px;line-height:1.25}
.req-card{padding:16px}
.req-card summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;font-weight:700;list-style:none}
.req-card summary::-webkit-details-marker{display:none}
.req-card summary::after{content:"+";font-family:var(--mono);font-size:18px;color:var(--muted);font-weight:400}
.req-card[open] summary::after{content:"−"}
.req-progress{font-size:10px;font-weight:600;color:var(--muted);background:#EEE8DC;border-radius:99px;padding:3px 7px;margin-left:auto;margin-right:6px;white-space:nowrap}
.req-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px}
.req-grid .field{margin:0}
.req-grid .field.full{grid-column:1 / -1}
.req-note{font-size:10.5px;color:var(--muted);line-height:1.4;margin-top:10px}
.doc-stage{min-width:0}
.doc-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.doc-toolbar-title{font-size:12px;color:var(--muted)}
.doc-toolbar-actions{display:flex;gap:6px;flex-wrap:wrap}
.doc-paper{background:#fff;color:#111;font-family:var(--serif);font-size:14.5px;line-height:1.55;padding:38px 42px;border:1px solid #E6E0D4;border-radius:3px;box-shadow:var(--shadow);max-width:760px;min-height:500px}
.doc-paper h1{font-family:var(--serif);font-size:17px;text-align:center;text-transform:uppercase;letter-spacing:.035em;line-height:1.35;margin:23px 0 17px;font-weight:700;max-width:none}
.doc-paper h2{font-family:var(--serif);font-size:14px;text-align:center;margin:0 0 12px;font-weight:700;letter-spacing:0;line-height:1.35}
.doc-paper p{margin:0 0 9px;text-align:justify}
.doc-paper .doc-to{margin-left:auto;width:58%;font-size:12.5px;line-height:1.45;margin-bottom:20px}
.doc-paper .doc-to p{margin:0 0 3px;text-align:left}
.doc-paper .doc-center{text-align:center}
.doc-paper .doc-date{display:flex;justify-content:space-between;gap:20px;margin:18px 0 18px;font-size:12.5px}
.doc-paper table{width:100%;border-collapse:collapse;font-size:11px;margin:10px 0 12px}
.doc-paper th,.doc-paper td{border:1px solid #A9A9A9;padding:5px 6px;vertical-align:top;text-align:left}
.doc-paper th{background:#F3F1EC;font-weight:700}
.doc-paper .doc-sign{display:flex;justify-content:space-between;gap:30px;margin-top:30px;font-size:12.5px}
.doc-paper .doc-sign div{flex:1}
.doc-paper .doc-list{margin:7px 0 10px;padding-left:18px;list-style:decimal;font-size:12.5px}
.doc-paper .doc-list li{margin-bottom:4px}
.doc-paper .blank{color:#8A5B2E;border-bottom:1px dotted #B58A5F}
.doc-paper .doc-small{font-size:11.5px;color:#444}
.doc-empty{min-height:460px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px}
.doc-empty svg{width:46px;height:46px;color:#B9AD99;margin-bottom:12px}
.doc-empty b{font-family:var(--sans);font-size:14px;margin-bottom:6px}
.doc-empty p{font-family:var(--sans);font-size:12.5px;color:#6B6E6B;max-width:34ch;margin:0;line-height:1.5;text-align:center}
.doc-warning{background:#FBF0E5;border:1px solid #F0D4BB;color:#7A4A24;border-radius:7px;padding:7px 10px;font-size:11px;line-height:1.4;margin-bottom:10px}
@media (max-width:900px){.doc-paper{font-size:13px;padding:25px 22px}.doc-paper .doc-to{width:100%}.doc-paper table{font-size:10px}}

/* Norms */
.norms{background:#F0EBE1;border-top:1px solid var(--line-2)}
.norm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:38px}
.norm-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:19px}
.norm-card .norm-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}
.norm-card h3{font-size:13.5px;line-height:1.3}
.norm-card .norm-icon{width:30px;height:30px;border-radius:8px;background:#F1EADF;display:flex;align-items:center;justify-content:center;color:#786F60;flex:none}
.norm-card .norm-icon svg{width:16px;height:16px}
.norm-big{font-family:var(--sans);font-variant-numeric:tabular-nums;font-weight:650;font-size:25px;letter-spacing:-.03em;line-height:1.1;margin-bottom:5px}
.norm-card p{font-size:11.5px;color:var(--muted);line-height:1.5}
.norm-card p b{color:var(--text);font-weight:650}
.norm-table{width:100%;border-collapse:collapse;font-size:12.5px;margin:12px 0 0}
.norm-table th,.norm-table td{text-align:left;padding:8px 9px;border-bottom:1px solid var(--line)}
.norm-table th{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}
.norm-table td:last-child{font-family:var(--sans);font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap}
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line-2);padding:0}
.faq summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 2px;font-size:14.5px;font-weight:650;list-style:none;line-height:1.4}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:19px;color:var(--muted);font-weight:400;flex:none}
.faq details[open] summary::after{content:"−"}
.faq details p{font-size:13px;color:#5F625B;line-height:1.6;padding:0 32px 16px 2px;max-width:76ch}
.faq details p a{color:var(--ember-dark);text-underline-offset:2px}
.source-list{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:26px;font-size:11.5px;color:var(--muted)}
.source-list a{text-decoration-color:var(--line-2);text-underline-offset:2px}
.source-list a:hover{color:var(--text)}

/* Footer */
footer{background:var(--ink);color:#9AA4A9;padding:38px 0 30px}
.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.footer-brand{display:flex;align-items:center;gap:10px;color:#F6F2EA}
.footer-note{font-size:11.5px;line-height:1.6;max-width:62ch;margin-top:12px}
.footer-links{display:flex;flex-direction:column;gap:7px;font-size:12px}
.footer-links a{color:#C3CBCE;text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:2px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:28px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);font-size:10.5px;color:#758086}

/* Mobile bar */
.mobile-bar{display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:55;background:var(--ink);color:#F6F2EA;border-radius:12px;padding:9px 13px;box-shadow:0 16px 40px -18px rgba(0,0,0,.6);align-items:center;justify-content:space-between;gap:12px;border:1px solid rgba(255,255,255,.12)}
.mobile-bar .mb-label{font-size:10px;color:#A8B1B5;line-height:1.2}
.mobile-bar .mb-sum{font-family:var(--sans);font-variant-numeric:tabular-nums;font-size:18px;font-weight:650;line-height:1.1}
.mobile-bar a{font-size:12px;font-weight:650;color:#fff;background:var(--ember);padding:8px 12px;border-radius:7px;text-decoration:none;white-space:nowrap}

/* Toast */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,14px);z-index:120;background:var(--ink);color:#F6F2EA;border:1px solid rgba(255,255,255,.14);border-radius:9px;padding:10px 12px;display:flex;align-items:center;gap:14px;font-size:12.5px;box-shadow:0 20px 40px -18px rgba(0,0,0,.6);opacity:0;transition:opacity .18s,transform .18s;pointer-events:none;max-width:calc(100% - 28px)}
.toast.is-on{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.toast button{border:0;background:transparent;color:#F2A26F;font-weight:700;font-size:12.5px;padding:0;text-decoration:underline;text-underline-offset:2px;white-space:nowrap}
#printRoot{display:none}

/* Responsive */
@media (max-width:1080px){
  .hero-in{grid-template-columns:1fr;gap:44px;padding:54px 0 66px}
  h1{max-width:16ch}
  .receipt{justify-self:start;max-width:440px}
  .calc-grid{grid-template-columns:350px minmax(0,1fr);gap:20px}
  .plan-grid{grid-template-columns:280px minmax(0,1fr);gap:36px}
  .docs-grid{grid-template-columns:350px minmax(0,1fr);gap:22px}
}
@media (max-width:900px){
  .wrap{width:calc(100% - 36px)}
  .nav,.save-state{display:none}
  .menu-btn{display:block}
  .mobile-menu.is-open{display:block}
  .section{padding:64px 0}
  .section + .section{padding-top:54px}
  .calc-grid,.docs-grid,.plan-grid{grid-template-columns:1fr}
  .result-card{position:static;order:-1}
  .calc-col{order:0}
  .stack{order:0}
  .plan-intro{position:static}
  .plan-intro p{max-width:56ch}
  .norm-grid{grid-template-columns:1fr 1fr}
  .doc-list{display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .doc-tab{padding:9px}
  .mobile-bar.is-visible{display:flex}
  body{padding-bottom:76px}
}
@media (max-width:640px){
  .wrap{width:calc(100% - 30px)}
  .topbar-in{height:60px;gap:14px}
  .mobile-menu{top:60px;padding-left:18px;padding-right:18px}
  .brand-name{font-size:17px}
  .brand-sub{font-size:8.5px}
  .hero-in{padding:40px 0 52px;gap:34px}
  h1{font-size:clamp(2.35rem,10.6vw,3.3rem);max-width:100%}
  .lede{font-size:15px}
  .hero-actions .btn{width:100%}
  .hero-facts{margin-top:28px;flex-wrap:wrap;gap:14px 0}
  .hero-facts li{flex:1 1 30%;padding-right:10px;margin-right:10px}
  .hero-facts b{font-size:17px}
  .hero-facts span{font-size:10.5px}
  .receipt{padding:18px 18px 15px}
  .receipt-total strong{font-size:26px}
  .section{padding:52px 0}
  .section + .section{padding-top:44px}
  h2{font-size:1.7rem}
  .section-head{margin-bottom:24px}
  .section-head p{font-size:14px}
  .card{padding:16px;border-radius:12px}
  .field-row{grid-template-columns:1fr;gap:0}
  .datetime-grid{grid-template-columns:1fr 1fr;gap:7px}
  .datetime-grid .input{padding:9px 8px;font-size:13px}
  .room-row{align-items:flex-start;flex-direction:column}
  .room-row .seg{width:100%}
  .result-card{padding:19px;border-radius:12px}
  .result-sum{font-size:3rem}
  .result-stats dt{font-size:9px}
  .result-stats dd{font-size:15px}
  .journal-head{align-items:flex-start}
  .journal-table-head{display:none}
  .event-row{grid-template-columns:1fr auto;grid-template-areas:"type actions" "period period" "temp impact";gap:5px 10px;padding:13px 2px}
  .event-type{grid-area:type}
  .event-actions{grid-area:actions}
  .event-period{grid-area:period}
  .event-temp{grid-area:temp}
  .event-impact{grid-area:impact;text-align:right}
  .event-temp span{display:inline;margin-left:5px}
  .plan-grid{gap:26px}
  .step{grid-template-columns:32px minmax(0,1fr);gap:12px;padding:18px 0}
  .step-num{width:30px;height:30px;font-size:12px}
  .step-title h3{font-size:14.5px}
  .step p{font-size:12.5px}
  .norm-grid{grid-template-columns:1fr}
  .doc-list{grid-template-columns:1fr}
  .doc-paper{padding:22px 18px;font-size:12.5px;line-height:1.5}
  .doc-paper h1{font-size:14px}
  .doc-paper table{font-size:9.5px}
  .doc-paper table.calc-table{display:block;border:0;font-size:10.5px}
  .doc-paper table.calc-table thead{display:none}
  .doc-paper table.calc-table tbody{display:block}
  .doc-paper table.calc-table tr{display:block;border:1px solid #A9A9A9;margin:0 0 8px;padding:0}
  .doc-paper table.calc-table td{display:flex;justify-content:space-between;gap:10px;border:0;border-bottom:1px solid #DDD;padding:5px 7px;text-align:right}
  .doc-paper table.calc-table td:last-child{border-bottom:0}
  .doc-paper table.calc-table td::before{content:attr(data-label);font-weight:700;color:#555;text-align:left;flex:none}
  .doc-toolbar{align-items:flex-start}
  .doc-toolbar-actions{width:100%}
  .doc-toolbar-actions .btn{flex:1;font-size:12px;padding:9px 8px}
  .footer-grid{flex-direction:column}
  .mobile-bar{left:8px;right:8px;bottom:8px}
  .toast{bottom:82px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* Readability pass: larger interface text */
body{font-size:17px}
.nav a{font-size:15px}
.brand-sub{font-size:11px}
.save-state{font-size:13px}
.menu-btn{font-size:14px}
.section-index{font-size:13px}
.section-head p{font-size:17px;line-height:1.6}
.lede{font-size:17px}
.hero-trust{font-size:14px}
.hero-facts b{font-size:22px}
.hero-facts span{font-size:13px}
.receipt-row{font-size:14.5px}
.receipt-row b{font-size:15px}
.receipt-total strong{font-size:32px}
.receipt-foot,.receipt-note{font-size:12px}
.receipt-tag{font-size:11px}
.receipt-brand{font-size:13px}
.btn{font-size:15.5px;padding:13px 19px}
.btn-sm{font-size:13.5px;padding:9px 12px}
.card-head h3,.breakdown h3,.journal-head h3{font-size:17px}
.chip{font-size:11.5px}
.field > span,.field-label{font-size:13px}
.input,select.input{font-size:16px;min-height:46px;padding:11px 12px}
.hint{font-size:13px;line-height:1.55}
.check{font-size:14px;line-height:1.5}
.charge-hint{font-size:13.5px}
.seg button{font-size:14px;min-height:36px}
.presets button{font-size:12.5px;padding:5px 10px}
.temp-label,.room-row > span{font-size:13px}
.temp-readout #tempValue{font-size:30px}
.temp-readout .deg{font-size:16px}
.temp-badge{font-size:12px}
.gauge-labels{font-size:11px}
.gauge-norm-label{font-size:12px}
.form-error{font-size:13.5px}
.edit-badge{font-size:11.5px}
.result-label{font-size:13.5px}
.result-chip{font-size:13px}
.result-sum{font-size:clamp(3.1rem,4.6vw,4.3rem)}
.result-sub{font-size:14px}
.share-cap{font-size:12px}
.result-stats dt{font-size:12px;line-height:1.35;min-height:34px}
.result-stats dd{font-size:20px}
.result-actions .btn{font-size:14.5px;padding:11px 13px}
.result-note{font-size:12px}
.calc-line .cl-label{font-size:14px}
.calc-line .cl-formula{font-size:12.5px}
.calc-line .cl-value{font-size:16px}
.calc-total{font-size:15px}
.calc-total b{font-size:21px}
.cap-note{font-size:13px}
.journal-note{font-size:12.5px}
.count{font-size:11.5px}
.tool-btn{font-size:13px}
.journal-table-head{font-size:11px}
.event-period{font-size:14px}
.event-period span{font-size:12px}
.event-temp{font-size:14.5px}
.event-temp span{font-size:11px}
.event-impact{font-size:13.5px}
.event-impact span{font-size:11px}
.event-type .chip{font-size:11px;padding:4px 8px}
.icon-btn svg{width:17px;height:17px}
.plan-intro p{font-size:16px}
.progress-top{font-size:13.5px}
.plan-note{font-size:13px}
.step-title h3{font-size:17px}
.step p{font-size:15px}
.step .step-meta{font-size:12.5px}
.step-link{font-size:13px}
.doc-tab-text b{font-size:15px}
.doc-tab-text span{font-size:12.5px}
.req-card summary{font-size:15px}
.req-progress{font-size:11.5px}
.req-note{font-size:12.5px}
.doc-toolbar-title{font-size:14px}
.doc-paper{font-size:16px}
.doc-paper h1{font-size:18px}
.doc-paper .doc-to{font-size:13.5px}
.doc-paper table{font-size:12px}
.doc-paper table.calc-table td{font-size:12.5px}
.doc-paper .doc-small{font-size:14px}
.doc-paper .doc-list{font-size:13.5px}
.doc-paper .doc-sign{font-size:13.5px}
.doc-empty b{font-size:15.5px}
.doc-empty p{font-size:14px}
.norm-card h3{font-size:15px}
.norm-card p{font-size:13.5px}
.norm-big{font-size:28px}
.norm-table{font-size:14px}
.norm-table th{font-size:11.5px}
.faq summary{font-size:16px}
.faq details p{font-size:15px}
.source-list{font-size:13px}
.footer-note{font-size:13px}
.footer-links{font-size:14px}
.footer-bottom{font-size:12px}
.toast{font-size:14px}
.mobile-bar .mb-label{font-size:11.5px}
.mobile-bar .mb-sum{font-size:21px}
.mobile-bar a{font-size:13.5px}
@media (min-width:641px){
  .journal-table-head,.event-row{grid-template-columns:124px 1fr 76px 122px 82px}
}
@media (max-width:640px){
  .req-grid{grid-template-columns:1fr}
  .norm-table{font-size:13px}
  .norm-table th,.norm-table td{padding:9px 7px}
  .norm-table td:last-child{white-space:normal}
}
@media (max-width:560px){
  .datetime-grid{grid-template-columns:1fr}
}

/* Print */
@media print{
  @page{size:A4;margin:17mm 16mm}
  body.printing > *:not(#printRoot){display:none!important}
  body.printing{background:#fff;padding:0}
  body.printing::before{display:none}
  #printRoot{display:block!important}
  #printRoot .doc-paper{box-shadow:none;border:0;border-radius:0;padding:0;max-width:none;min-height:0;font-size:12pt;line-height:1.42}
  #printRoot .doc-paper h1{font-size:14pt;margin:18px 0 14px}
  #printRoot .doc-paper .doc-to{width:58%;font-size:10.5pt}
  #printRoot .doc-paper table{font-size:9pt}
  #printRoot .doc-paper a{color:inherit;text-decoration:none}
}

.home-link{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:650;color:#D9E1E3;border:1px solid rgba(255,255,255,.17);border-radius:99px;padding:5px 9px;white-space:nowrap;text-decoration:none;line-height:1;flex:none}
.home-link:hover{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.hl-short{display:none}
@media (max-width:640px){.hl-text{display:none}.hl-short{display:inline}}