@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-cyrillic-ext-wght-normal-CGKlZYBf.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-cyrillic-wght-normal-DLqwHbi6.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-greek-ext-wght-normal-e3e57Shi.woff2)format("woff2-variations");unicode-range:U+1F??}@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-greek-wght-normal-CO1l-giJ.woff2)format("woff2-variations");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-vietnamese-wght-normal-LcSrhZ7T.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-latin-ext-wght-normal-BnEbWgdZ.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,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:Literata Variable;font-style:normal;font-display:swap;font-weight:200 900;src:url(/assets/literata-latin-wght-normal-DLxlUchJ.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Readex Pro Variable;font-style:normal;font-display:swap;font-weight:160 700;src:url(/assets/readex-pro-arabic-wght-normal-DiwT_uOQ.woff2)format("woff2-variations");unicode-range:U+6??,U+750-77F,U+870-88E,U+890-891,U+897-8E1,U+8E3-8FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC,U+102E0-102FB,U+10E60-10E7E,U+10EC2-10EC4,U+10EFC-10EFF,U+1EE00-1EE03,U+1EE05-1EE1F,U+1EE21-1EE22,U+1EE24,U+1EE27,U+1EE29-1EE32,U+1EE34-1EE37,U+1EE39,U+1EE3B,U+1EE42,U+1EE47,U+1EE49,U+1EE4B,U+1EE4D-1EE4F,U+1EE51-1EE52,U+1EE54,U+1EE57,U+1EE59,U+1EE5B,U+1EE5D,U+1EE5F,U+1EE61-1EE62,U+1EE64,U+1EE67-1EE6A,U+1EE6C-1EE72,U+1EE74-1EE77,U+1EE79-1EE7C,U+1EE7E,U+1EE80-1EE89,U+1EE8B-1EE9B,U+1EEA1-1EEA3,U+1EEA5-1EEA9,U+1EEAB-1EEBB,U+1EEF0-1EEF1}@font-face{font-family:Readex Pro Variable;font-style:normal;font-display:swap;font-weight:160 700;src:url(/assets/readex-pro-vietnamese-wght-normal-Do5Nl5oc.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Readex Pro Variable;font-style:normal;font-display:swap;font-weight:160 700;src:url(/assets/readex-pro-latin-ext-wght-normal-CsYMu49W.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,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:Readex Pro Variable;font-style:normal;font-display:swap;font-weight:160 700;src:url(/assets/readex-pro-latin-wght-normal--ekFhJJC.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--bg:#e6edf2;--bg-2:#dbe4eb;--surface:#f9fbfc;--field:#fff;--ink:#16212c;--muted:#46566a;--line:#c5d1db;--line-strong:#7a8fa2;--frame:#263445;--frame-2:#314358;--on-frame:#f6efe4;--on-frame-muted:#c6d3de;--amber:#f2b462;--ember:#9a4708;--link:#8e4006;--glow-1:#fff6e6;--glow-2:#ffe6bd;--glow-ink:#5b4a3a;--bar:#b4581a;--bar-soft:#f3d3a8;--frost-ink:#1b6f8f;--ok:#2d6a3e;--ok-soft:#e1efe4;--warn:#8a5a00;--warn-soft:#fbedc9;--bad:#a3261b;--bad-soft:#f9e0dc;--focus:#1b6f8f;--shadow:0 1px 2px #16212c0f, 0 10px 28px -18px #16212c59;--radius:6px;--fern:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' fill='none' stroke='%23ffffff' stroke-width='1.3' stroke-linecap='round' opacity='.85'%3E%3Cpath d='M6 254c30-42 64-78 116-110M28 224l-15-6M28 224l2-16M50 198l-17-5M50 198l1-18M75 175l-17-3M75 175l-1-17M100 157l-15-1M100 157l-3-15M38 211l-6-8M63 186l-7-7M88 165l-7-7'/%3E%3Cpath d='M254 8c-22 46-52 78-100 100M243 32l13 8M243 32l-15 4M227 56l14 7M227 56l-16 2M206 78l12 8M206 78l-16 0M181 96l10 9M181 96l-14-2'/%3E%3Cpath d='M70 52v16M63 56l14 8M63 64l14-8M196 190v12M191 193l10 6M191 199l10-6M150 30v8M146 32l8 4M146 36l8-4'/%3E%3C/svg%3E");--frost-corner:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='110' fill='none' stroke='%23b9cfdd' stroke-width='1.2' stroke-linecap='round'%3E%3Cpath d='M2 108c18-26 40-46 70-60M14 92l-10-3M14 92l1-11M28 78l-11-3M28 78l1-12M44 65l-11-2M44 65l0-12M60 55l-10-1M60 55l-2-10M2 108c26-8 52-10 82-6M22 104l-4-9M22 104l7-7M42 102l-3-9M42 102l8-6M62 101l-2-8M62 101l8-5M8 70v10M4 72l8 6M4 78l8-6'/%3E%3C/svg%3E");--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0c131b;--bg-2:#101a24;--surface:#131d28;--field:#0f1821;--ink:#e9eef3;--muted:#a7b4c2;--line:#26364a;--line-strong:#5d7389;--frame:#18283a;--frame-2:#22354a;--on-frame:#f6efe4;--on-frame-muted:#c6d3de;--amber:#f2b462;--ember:#f4b56a;--link:#f4b56a;--glow-1:#2b1d0f;--glow-2:#3b2711;--glow-ink:#c9b8a6;--bar:#e8913a;--bar-soft:#5a3a17;--frost-ink:#7cc4e0;--ok:#7fd19a;--ok-soft:#173224;--warn:#f0c060;--warn-soft:#3a2d0c;--bad:#ff9b8a;--bad-soft:#3d1a16;--focus:#7cc4e0;--shadow:0 1px 2px #0006, 0 12px 30px -18px #000c;--fern:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' fill='none' stroke='%239fc3dd' stroke-width='1.3' stroke-linecap='round' opacity='.14'%3E%3Cpath d='M6 254c30-42 64-78 116-110M28 224l-15-6M28 224l2-16M50 198l-17-5M50 198l1-18M75 175l-17-3M75 175l-1-17M100 157l-15-1M100 157l-3-15M38 211l-6-8M63 186l-7-7M88 165l-7-7'/%3E%3Cpath d='M254 8c-22 46-52 78-100 100M243 32l13 8M243 32l-15 4M227 56l14 7M227 56l-16 2M206 78l12 8M206 78l-16 0M181 96l10 9M181 96l-14-2'/%3E%3Cpath d='M70 52v16M63 56l14 8M63 64l14-8M196 190v12M191 193l10 6M191 199l10-6M150 30v8M146 32l8 4M146 36l8-4'/%3E%3C/svg%3E");--frost-corner:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='110' fill='none' stroke='%236a5a48' stroke-width='1.2' stroke-linecap='round'%3E%3Cpath d='M2 108c18-26 40-46 70-60M14 92l-10-3M14 92l1-11M28 78l-11-3M28 78l1-12M44 65l-11-2M44 65l0-12M60 55l-10-1M60 55l-2-10M2 108c26-8 52-10 82-6M22 104l-4-9M22 104l7-7M42 102l-3-9M42 102l8-6M62 101l-2-8M62 101l8-5M8 70v10M4 72l8 6M4 78l8-6'/%3E%3C/svg%3E");--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#0c131b;--bg-2:#101a24;--surface:#131d28;--field:#0f1821;--ink:#e9eef3;--muted:#a7b4c2;--line:#26364a;--line-strong:#5d7389;--frame:#18283a;--frame-2:#22354a;--on-frame:#f6efe4;--on-frame-muted:#c6d3de;--amber:#f2b462;--ember:#f4b56a;--link:#f4b56a;--glow-1:#2b1d0f;--glow-2:#3b2711;--glow-ink:#c9b8a6;--bar:#e8913a;--bar-soft:#5a3a17;--frost-ink:#7cc4e0;--ok:#7fd19a;--ok-soft:#173224;--warn:#f0c060;--warn-soft:#3a2d0c;--bad:#ff9b8a;--bad-soft:#3d1a16;--focus:#7cc4e0;--shadow:0 1px 2px #0006, 0 12px 30px -18px #000c;--fern:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' fill='none' stroke='%239fc3dd' stroke-width='1.3' stroke-linecap='round' opacity='.14'%3E%3Cpath d='M6 254c30-42 64-78 116-110M28 224l-15-6M28 224l2-16M50 198l-17-5M50 198l1-18M75 175l-17-3M75 175l-1-17M100 157l-15-1M100 157l-3-15M38 211l-6-8M63 186l-7-7M88 165l-7-7'/%3E%3Cpath d='M254 8c-22 46-52 78-100 100M243 32l13 8M243 32l-15 4M227 56l14 7M227 56l-16 2M206 78l12 8M206 78l-16 0M181 96l10 9M181 96l-14-2'/%3E%3Cpath d='M70 52v16M63 56l14 8M63 64l14-8M196 190v12M191 193l10 6M191 199l10-6M150 30v8M146 32l8 4M146 36l8-4'/%3E%3C/svg%3E");--frost-corner:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='110' fill='none' stroke='%236a5a48' stroke-width='1.2' stroke-linecap='round'%3E%3Cpath d='M2 108c18-26 40-46 70-60M14 92l-10-3M14 92l1-11M28 78l-11-3M28 78l1-12M44 65l-11-2M44 65l0-12M60 55l-10-1M60 55l-2-10M2 108c26-8 52-10 82-6M22 104l-4-9M22 104l7-7M42 102l-3-9M42 102l8-6M62 101l-2-8M62 101l8-5M8 70v10M4 72l8 6M4 78l8-6'/%3E%3C/svg%3E");--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{background-color:var(--bg);background-image:var(--fern);color:var(--ink);background-size:260px 260px;margin:0;font-family:Readex Pro Variable,Readex Pro,system-ui,sans-serif;font-size:1rem;font-weight:360;line-height:1.6}h1,h2,h3,.display{color:var(--ink);letter-spacing:-.01em;font-family:Literata Variable,Literata,Georgia,serif;line-height:1.2}h1{margin:0 0 .4rem;font-size:clamp(1.75rem,1.2rem + 2.2vw,2.6rem);font-weight:640}h2{margin:0 0 .75rem;font-size:clamp(1.35rem,1.1rem + 1vw,1.75rem);font-weight:600}h3{margin:1.4rem 0 .4rem;font-size:1.15rem;font-weight:600}p{margin:0 0 .9rem}a{color:var(--link);text-underline-offset:.18em;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}strong{font-weight:560}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}img,svg{max-width:100%}.icon{vertical-align:-.2em;flex:none;width:1.15em;height:1.15em}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.skip-link{z-index:50;background:var(--frame);color:var(--on-frame);border-radius:var(--radius);padding:.6rem 1rem;position:absolute;top:-4rem;left:1rem}.skip-link:focus{top:.75rem}.wrap{width:min(1180px,100% - 2rem);margin-inline:auto}[hidden]{display:none!important}.num,.figure,table.data td{font-variant-numeric:tabular-nums}.masthead{background:var(--frame);color:var(--on-frame);box-shadow:inset 0 -3px 0 var(--amber);position:relative}.masthead:after{content:"";pointer-events:none;background:linear-gradient(#f2b46259,#f2b46200);height:14px;position:absolute;inset:auto 0 -14px}.masthead__bar{align-items:center;gap:1rem;padding:.85rem 0 .6rem;display:flex}.brand{color:inherit;align-items:center;gap:.7rem;min-height:44px;margin-right:auto;text-decoration:none;display:inline-flex}.brand__mark{flex:none;width:42px;height:42px}.brand__name{letter-spacing:-.01em;font-family:Literata Variable,Literata,Georgia,serif;font-size:1.35rem;font-weight:650;line-height:1.1;display:block}.brand__tag{color:var(--on-frame-muted);font-size:.8rem;line-height:1.3;display:block}.mk-frame{fill:#1a2533;stroke:#f2b462;stroke-width:2px}.mk-glow{fill:url(#mk-glow)}.mk-bar{fill:#1a2533}.mk-frost{fill:none;stroke:#e8f2f8;stroke-width:1.3px;stroke-linecap:round}.theme-toggle{min-height:42px;color:var(--on-frame);font:inherit;cursor:pointer;background:0 0;border:1px solid #f6efe459;border-radius:999px;align-items:center;gap:.4rem;padding:.35rem .8rem;font-size:.9rem;display:inline-flex}.theme-toggle:hover{border-color:var(--amber)}.theme-toggle:focus-visible{outline-color:var(--amber)}.tt{align-items:center;gap:.4rem;display:none}:root:not([data-theme]) .tt--system,:root[data-theme=light] .tt--light,:root[data-theme=dark] .tt--dark{display:inline-flex}.site-nav ul{scrollbar-width:thin;gap:.35rem;margin:0;padding:0 0 .55rem;list-style:none;display:flex;overflow-x:auto}.site-nav a{min-height:42px;color:var(--on-frame-muted);white-space:nowrap;border-bottom:3px solid #0000;border-radius:4px 4px 0 0;align-items:center;gap:.45rem;padding:.4rem .8rem;font-size:.95rem;text-decoration:none;display:inline-flex}.site-nav a:hover{color:var(--on-frame);background:var(--frame-2)}.site-nav a[aria-current=page]{color:var(--on-frame);background:var(--frame-2);border-bottom-color:var(--amber)}.site-nav a:focus-visible{outline-color:var(--amber);outline-offset:-3px}.hero{align-items:center;gap:1.5rem;padding:1.9rem 0 1rem;display:grid}.hero--art{grid-template-columns:minmax(0,1fr)}@media (width>=900px){.hero--art{grid-template-columns:minmax(0,1fr) 210px}}.eyebrow{color:var(--frost-ink);letter-spacing:.06em;text-transform:uppercase;align-items:center;gap:.45rem;margin:0 0 .4rem;font-size:.85rem;font-weight:500;display:inline-flex}.lead{color:var(--muted);max-width:68ch;margin:0;font-size:1.07rem}.hero-art{width:210px;height:150px;display:none}@media (width>=900px){.hero-art{display:block}}.ha-wall{fill:var(--bg-2)}.ha-frame{fill:var(--frame)}.ha-pane{fill:url(#ha-glow)}.ha-frost{fill:none;stroke:#eef5f9;stroke-width:1.2px;stroke-linecap:round;opacity:.9}.ha-sill{fill:var(--frame-2)}.ha-lamp{fill:#7a4a1c}.tool{padding-bottom:1.5rem}.tool__grid{align-items:start;gap:1.25rem;display:grid}@media (width>=960px){.tool__grid{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr)}.tool__grid--wide{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.pane--sticky{position:sticky;top:1rem}}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);min-width:0;padding:1.15rem}@media (width>=600px){.panel{padding:1.4rem}}fieldset{border:0;min-width:0;margin:0;padding:0}.group{border-top:1px solid var(--line);margin-top:1rem;padding-top:1rem}.group:first-of-type{border-top:0;margin-top:0;padding-top:0}.group>legend,.legend{float:left;align-items:center;gap:.45rem;width:100%;margin-bottom:.6rem;padding:0;font-family:Literata Variable,Literata,Georgia,serif;font-size:1.05rem;font-weight:600;display:flex}.group>legend+*{clear:both}.group>legend .icon{color:var(--frost-ink)}.field{align-content:start;gap:.3rem;min-width:0;margin-bottom:.85rem;display:grid}.field>label,.sublabel{font-size:.95rem;font-weight:450}.row2,.row3{gap:0 .9rem;display:grid}@media (width>=480px){.row2{grid-template-columns:repeat(2,minmax(0,1fr))}.row3{grid-template-columns:repeat(3,minmax(0,1fr))}}.input{border:1px solid var(--line-strong);background:var(--field);width:100%;min-height:44px;color:var(--ink);font:inherit;font-variant-numeric:tabular-nums;border-radius:5px;padding:.5rem .7rem}select.input{appearance:none;background-image:linear-gradient(45deg,#0000 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,#0000 50%);background-position:calc(100% - 17px) 55%,calc(100% - 12px) 55%;background-repeat:no-repeat;background-size:5px 5px;padding-right:2rem}.input:hover{border-color:var(--frost-ink)}.input[readonly]{background:var(--bg-2);color:var(--muted)}.input[aria-invalid=true]{border-color:var(--bad);box-shadow:0 0 0 1px var(--bad)}.input-wrap{align-items:stretch;display:flex;position:relative}.input-wrap .input{border-top-right-radius:0;border-bottom-right-radius:0;min-width:0}.unit{border:1px solid var(--line-strong);background:var(--bg-2);color:var(--muted);white-space:nowrap;border-left:0;border-radius:0 5px 5px 0;align-items:center;padding:0 .7rem;font-size:.92rem;display:inline-flex}.field-hint{color:var(--muted);margin:0;font-size:.85rem}.field-error{color:var(--bad);margin:0;font-size:.85rem;font-weight:500}.field-error:empty{display:none}.seg{border:1px solid var(--line-strong);background:var(--field);border-radius:999px;flex-wrap:wrap;gap:2px;margin-bottom:.9rem;padding:3px;display:inline-flex}.seg label{position:relative}.seg input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.seg{border-radius:22px}.seg span{min-height:38px;color:var(--muted);border-radius:999px;align-items:center;padding:.3rem .95rem;font-size:.92rem;display:inline-flex}.seg input:checked+span{background:var(--frame);color:var(--on-frame)}.seg input:focus-visible+span{outline:3px solid var(--focus);outline-offset:1px}.seg-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem 1rem;display:flex}.chips{flex-wrap:wrap;gap:.4rem;display:flex}.chip{position:relative}.chip input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.chip span{border:1px solid var(--line-strong);background:var(--field);font-variant-numeric:tabular-nums;border-radius:5px;justify-content:center;align-items:center;gap:.35rem;min-width:44px;min-height:40px;padding:.3rem .8rem;font-size:.92rem;display:inline-flex}.chip input:checked+span{background:var(--frame);border-color:var(--frame);color:var(--on-frame)}.chip input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}.chips-field{margin-bottom:.9rem}.chips-field>legend{margin-bottom:.35rem;padding:0;font-size:.95rem;font-weight:450}.choices{gap:.5rem;margin-bottom:.9rem;display:grid}@media (width>=520px){.choices{grid-template-columns:repeat(2,minmax(0,1fr))}}.choices>legend{margin-bottom:.35rem;padding:0;font-size:.95rem;font-weight:450}.choice{border:1px solid var(--line-strong);background:var(--field);cursor:pointer;border-radius:6px;grid-template-columns:auto 1fr;gap:.15rem .6rem;padding:.65rem .75rem;display:grid;position:relative}.choice input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.choice__pic{width:34px;height:34px;color:var(--frost-ink);grid-row:span 2}.choice__title{font-weight:520}.choice__hint{color:var(--muted);font-size:.82rem;line-height:1.4}.choice:has(input:checked){border-color:var(--frame);box-shadow:inset 0 0 0 2px var(--frame);background:var(--glow-1)}.choice:has(input:focus-visible){outline:3px solid var(--focus);outline-offset:2px}.lv{fill:none;stroke:currentColor;stroke-width:1.6px}.lv-fill{fill:currentColor;opacity:.18}.check{cursor:pointer;align-items:center;gap:.6rem;min-height:40px;display:flex}.check input{width:20px;height:20px;accent-color:var(--frame);flex:none;margin:0}.checks{gap:.1rem;margin-bottom:.6rem;display:grid}.btn{border:1px solid var(--line-strong);background:var(--field);min-height:42px;color:var(--ink);font:inherit;cursor:pointer;border-radius:5px;justify-content:center;align-items:center;gap:.45rem;padding:.45rem .95rem;font-size:.93rem;font-weight:450;text-decoration:none;display:inline-flex}.btn:hover{border-color:var(--frost-ink);color:var(--ink)}.btn--primary{background:var(--frame);border-color:var(--frame);color:var(--on-frame)}.btn--primary:hover{background:var(--frame-2);color:var(--on-frame);border-color:var(--amber)}.btn--small{min-height:40px;padding:.3rem .7rem;font-size:.88rem}.form-actions{border-top:1px solid var(--line);flex-wrap:wrap;gap:.5rem;margin-top:.4rem;padding-top:1rem;display:flex}.pane{border:10px solid var(--frame);background-color:var(--glow-1);background-image:var(--frost-corner), radial-gradient(120% 90% at 70% 0%, var(--glow-2), var(--glow-1) 65%);box-shadow:var(--shadow), inset 0 0 0 1px #f2b46259;background-position:0 100%,0 0;background-repeat:no-repeat;border-radius:8px;min-width:0;padding:1.1rem 1.1rem 1.4rem;position:relative}@media (width>=600px){.pane{padding:1.35rem 1.4rem 1.6rem}}.pane__title{letter-spacing:.08em;text-transform:uppercase;color:var(--glow-ink);align-items:center;gap:.45rem;margin:0 0 .75rem;font-size:.82rem;font-weight:500;display:flex}.pane__title .icon{color:var(--ember)}.result{min-height:20rem}.figure{color:var(--ink);letter-spacing:-.02em;margin:0 0 .25rem;font-family:Literata Variable,Literata,Georgia,serif;font-size:clamp(2rem,1.4rem + 2.6vw,2.9rem);font-weight:640;line-height:1.1}.figure small{color:var(--glow-ink);letter-spacing:0;font-size:.5em;font-weight:500}.figure-sub{color:var(--glow-ink);margin:0 0 1rem}.tag{background:var(--warn-soft);color:var(--warn);vertical-align:middle;letter-spacing:.02em;border-radius:999px;align-items:center;gap:.3rem;padding:.1rem .55rem;font-size:.78rem;font-weight:500;display:inline-flex}.tiles{grid-template-columns:repeat(auto-fit,minmax(min(100%,7.5rem),1fr));gap:.5rem;margin:0 0 1rem;padding:0;list-style:none;display:grid}.tile{background:var(--surface);border:1px solid var(--line);border-radius:5px;gap:.1rem;padding:.6rem .75rem;display:grid}.tile__label{color:var(--muted);font-size:.8rem}.tile__value{font-variant-numeric:tabular-nums;font-family:Literata Variable,Literata,Georgia,serif;font-size:1.2rem;font-weight:620}.tile__sub{color:var(--muted);font-size:.8rem}.sub-title{margin:1.1rem 0 .5rem;font-family:Literata Variable,Literata,Georgia,serif;font-size:1.02rem;font-weight:600}.result-line{margin:0 0 .6rem}.formula{background:var(--surface);border:1px dashed var(--line-strong);overflow-wrap:anywhere;border-radius:5px;margin:0 0 .9rem;padding:.6rem .8rem;font-family:Literata Variable,Literata,Georgia,serif;font-size:.95rem}.formula code,.formula var{font-family:inherit;font-style:italic}.note{background:var(--surface);border:1px solid var(--line);border-radius:5px;align-items:flex-start;gap:.55rem;margin:0 0 .75rem;padding:.65rem .8rem;font-size:.9rem;display:flex}.note .icon{color:var(--frost-ink);margin-top:.15em}.note--warn{background:var(--warn-soft);color:var(--ink);border-color:#0000}.note--warn .icon{color:var(--warn)}.note p{margin:0}.verdict{border:1px solid #0000;border-radius:6px;align-items:flex-start;gap:.7rem;margin:0 0 1rem;padding:.8rem .9rem;display:flex}.verdict .icon{width:1.6rem;height:1.6rem}.verdict__title{font-size:1.05rem;font-weight:560;display:block}.verdict p{margin:.15rem 0 0;font-size:.92rem}.verdict--dry{background:var(--ok-soft);color:var(--ink)}.verdict--dry .icon{color:var(--ok)}.verdict--mould{background:var(--warn-soft)}.verdict--mould .icon{color:var(--warn)}.verdict--condensation{background:var(--bad-soft)}.verdict--condensation .icon{color:var(--bad)}.scale{margin:.4rem 0 1.1rem}.scale__bar{background:var(--bar-soft);border-radius:4px;height:14px;position:relative}.scale__band{background:var(--bar);border-radius:4px;position:absolute;top:0;bottom:0}.scale__ticks{height:1.7rem;margin:0 0 .1rem;position:relative}.scale__ticks span{color:var(--glow-ink);font-variant-numeric:tabular-nums;white-space:nowrap;padding-top:9px;font-size:.75rem;position:absolute;top:0;transform:translate(-50%)}.scale__ticks span:before{content:"";border-left:1px solid var(--glow-ink);height:5px;position:absolute;top:2px;left:50%}.scale__ticks span:first-child{transform:none}.scale__ticks span:first-child:before{left:0}.scale__ticks span:last-child{transform:translate(-100%)}.scale__ticks span:last-child:before{left:auto;right:0}.scale figcaption{color:var(--glow-ink);font-size:.82rem}.bars{gap:.45rem;margin:0 0 1rem;padding:0;list-style:none;display:grid}.bars li{grid-template-columns:minmax(6.5rem,9.5rem) minmax(0,1fr) minmax(4.5rem,auto);align-items:center;gap:.6rem;font-size:.88rem;display:grid}.bars .bar-label{color:var(--ink)}.bars .bar-track{background:var(--bar-soft);border-radius:0 4px 4px 0;height:12px;position:relative;overflow:hidden}.bars .bar-fill{background:var(--bar);border-radius:0 4px 4px 0;min-width:2px;position:absolute;inset:0 auto 0 0}.bars .bar-value{font-variant-numeric:tabular-nums;color:var(--glow-ink);text-align:right;min-width:8.2rem}.bars .is-best .bar-label:after{content:" · cheapest";color:var(--ok);font-weight:500}@media (width<=420px){.bars li{grid-template-columns:1fr auto}.bars .bar-track{grid-area:2/1/auto/-1}}.table-wrap{border:1px solid var(--line);background:var(--surface);border-radius:5px;margin:0 0 1rem;overflow-x:auto}.table-wrap:focus-visible{outline-offset:1px}table.data{border-collapse:collapse;width:100%;font-size:.88rem}table.data caption{text-align:left;color:var(--muted);padding:.55rem .75rem .25rem;font-size:.82rem;font-weight:500}table.data th,table.data td{border-top:1px solid var(--line);text-align:left;vertical-align:top;padding:.45rem .75rem}table.data thead th{color:var(--muted);font-weight:500}@media (width<=480px){table.data th,table.data td{padding:.4rem .5rem}table.data{font-size:.84rem}.bars .bar-value{min-width:0}}table.data .num{text-align:right;white-space:nowrap}table.data tfoot th,table.data tfoot td{border-top:2px solid var(--line-strong);font-weight:560}table.data tr.is-current td,table.data tr.is-current th{background:var(--glow-2);font-weight:520}.result-actions{flex-wrap:wrap;gap:.5rem;margin-top:1rem;display:flex}.result-actions .btn{background:var(--surface)}.empty{color:var(--glow-ink);justify-items:start;gap:.4rem;padding:1rem 0;display:grid}.empty .icon{width:2rem;height:2rem;color:var(--ember)}.el{border-top:1px dashed var(--line);gap:0 .8rem;padding:.8rem 0;display:grid}.el:first-of-type{border-top:0;padding-top:0}@media (width>=560px){.el{grid-template-columns:minmax(0,.7fr) minmax(0,1.5fr) minmax(0,.7fr)}}.el__name{grid-column:1/-1;align-items:center;gap:.4rem;margin-bottom:.35rem;font-weight:520;display:flex}.el__name .icon{color:var(--frost-ink)}.el .field{margin-bottom:.5rem}.el__extra{grid-column:1/-1}.fuel{border-top:1px dashed var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:0 .7rem;padding:.75rem 0 .35rem;display:grid}.fuel:first-of-type{border-top:0;padding-top:0}.fuel__name{grid-column:1/-1;font-weight:520}.fuel .field{margin-bottom:.4rem}@media (width>=480px){.fuel{grid-template-columns:minmax(0,1fr) minmax(0,1.25fr) minmax(0,.9fr)}}.fuel.is-off .field{opacity:.6}.fixed-val{min-height:44px;color:var(--muted);align-items:center;margin:0;display:flex}.content,.section,.sources{padding:1.6rem 0}.content{max-width:78ch;margin-inline:auto}.content.wrap{width:min(78ch,100% - 2rem)}.content ul,.content ol{margin:0 0 1rem;padding-left:1.3rem}.content li{margin-bottom:.35rem}.content h2{align-items:center;gap:.55rem;display:flex}.content h2:before,.section-head h2:before{content:"";background:var(--frost-ink);flex:none;width:18px;height:18px;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 2v20M3.3 7l17.4 10M3.3 17L20.7 7M12 2l-2.5 2.5M12 2l2.5 2.5M12 22l-2.5-2.5M12 22l2.5-2.5'/%3E%3C/svg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 2v20M3.3 7l17.4 10M3.3 17L20.7 7M12 2l-2.5 2.5M12 2l2.5 2.5M12 22l-2.5-2.5M12 22l2.5-2.5'/%3E%3C/svg%3E") 50%/contain no-repeat}.prose-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.3rem}.sources{width:min(78ch,100% - 2rem);margin-inline:auto;font-size:.92rem}.sources ul{padding-left:1.2rem}.sources li{color:var(--muted);margin-bottom:.5rem}.section-head{margin-bottom:1rem}.section-head h2{align-items:center;gap:.55rem;margin-bottom:.3rem;display:flex}.section-head p{color:var(--muted);margin:0}.toolgrid{grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:.9rem;margin:0;padding:0;list-style:none;display:grid}.toolgrid a{border-radius:var(--radius);background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--frame);height:100%;color:var(--ink);box-shadow:var(--shadow);grid-template-columns:auto 1fr;gap:.2rem .85rem;padding:1rem 1.1rem;text-decoration:none;display:grid}.toolgrid a:hover{border-top-color:var(--amber)}.toolgrid .glyph{background:var(--glow-2);width:44px;height:44px;color:var(--ember);border-radius:6px;grid-row:span 2;place-items:center;display:grid}.toolgrid h3{margin:0;font-size:1.08rem}.toolgrid p{color:var(--muted);margin:0;font-size:.9rem}.recs{gap:1rem;display:grid}@media (width>=760px){.recs{grid-template-columns:repeat(2,minmax(0,1fr))}}.rec{background:var(--surface);border:1px solid var(--line);border-left:6px solid var(--frame);border-radius:var(--radius);flex-direction:column;align-items:flex-start;padding:1.2rem 1.3rem;display:flex}.rec__label{letter-spacing:.05em;text-transform:uppercase;color:var(--frost-ink);font-size:.8rem;font-weight:500}.rec h3{margin:.3rem 0 .5rem}.rec p{color:var(--muted)}.rec .btn{margin-top:auto}.callout{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--frost-ink);border-radius:6px;align-items:flex-start;gap:.75rem;margin:1rem 0 0;padding:.85rem 1rem;font-size:.92rem;display:flex}.callout .icon{color:var(--frost-ink);width:1.3em;height:1.3em;margin-top:.15em}.callout p{margin:0}.faq{gap:.6rem;max-width:78ch;display:grid}.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.faq summary{cursor:pointer;justify-content:space-between;align-items:center;gap:1rem;min-height:44px;padding:.85rem 1rem;font-weight:500;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary .icon{color:var(--frost-ink);transition:transform .2s}.faq details[open] summary .icon{transform:rotate(180deg)}.faq details>div{color:var(--muted);padding:0 1rem .6rem}.site-footer{background:var(--frame);color:var(--on-frame-muted);box-shadow:inset 0 3px 0 var(--amber);margin-top:2.5rem;font-size:.92rem}.site-footer .wrap{padding:2rem 0 1.4rem}.site-footer a{color:var(--on-frame)}.site-footer a:focus-visible{outline-color:var(--amber)}.site-footer h2{color:var(--on-frame);margin:0 0 .6rem;font-size:1rem}.foot-note{border-bottom:1px solid #f6efe42e;align-items:flex-start;gap:.6rem;margin:0 0 1.3rem;padding:0 0 1.3rem;display:flex}.foot-note .icon{color:var(--amber);margin-top:.2em}.foot-note strong{color:var(--on-frame)}.footer-grid{gap:1.5rem;display:grid}@media (width>=760px){.footer-grid{grid-template-columns:1.2fr 1fr 1fr 1fr}}.footer-grid ul{gap:.35rem;margin:0;padding:0;list-style:none;display:grid}.footer-grid li a{align-items:center;min-height:32px;display:inline-flex}.footer-grid .desc{color:var(--on-frame-muted);margin-top:-.2rem;font-size:.82rem;display:block}.brand--footer{margin-bottom:.5rem}.footer-bottom{border-top:1px solid #f6efe42e;flex-wrap:wrap;justify-content:space-between;gap:.6rem;margin-top:1.5rem;padding-top:1rem;display:flex}.footer-bottom p{margin:0}.footer-bottom ul{gap:1.2rem;margin:0;padding:0;list-style:none;display:flex}.footer-bottom a{align-items:center;min-height:40px;display:inline-flex}.toast-region{z-index:60;pointer-events:none;position:fixed;bottom:1.2rem;left:50%;transform:translate(-50%)}.toast{background:var(--frame);color:var(--on-frame);box-shadow:var(--shadow);opacity:0;border-radius:6px;padding:.6rem 1rem;transition:opacity .2s,transform .2s;transform:translateY(8px)}.toast.is-visible{opacity:1;transform:none}.page-simple{padding:2.5rem 0 1rem}.page-simple .lead{margin-bottom:1.5rem}.print-only{display:none}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media print{body{color:#000;background:#fff;font-size:11pt}.masthead,.site-footer,.skip-link,form,.no-print,.result-actions,.content,.section,.sources,.callout,.hero .lead,.toast-region{display:none!important}.print-only,.tool__grid{display:block}.pane{box-shadow:none;background:#fff;border:1px solid #000}.figure,.tile__value{color:#000}.table-wrap{border-color:#999;overflow:visible}a{color:#000}}.muted{color:var(--muted)}.pane .muted{color:var(--glow-ink)}@media (width>=520px){.choices--3,.choices--1{grid-template-columns:minmax(0,1fr)}}.toolgrid h2{margin:0;font-size:1.08rem}.content code{background:var(--bg-2);border-radius:3px;padding:.05rem .35rem;font-size:.9em}@media (width<=420px){.seg span{padding:.3rem .62rem;font-size:.86rem}}.cell-sub{color:var(--muted);font-size:.8rem;font-weight:400;display:block}