/*! tailwindcss v4.3.0 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:"BIZ UDPGothic", "Yu Gothic UI", "Hiragino Kaku Gothic ProN", sans-serif;--font-mono:"Roboto Mono", "SFMono-Regular", Consolas, monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.grid{display:grid}.rounded{border-radius:.25rem}}:root{color:#e9f7ff;font-family:var(--font-sans);font-synthesis:none;text-rendering:optimizelegibility;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#e9f7ff;--muted:#91aabd;--dim:#61798d;--surface:#0b1c2b;--surface-raised:#10263a;--line:#1e3c51;--line-bright:#2d5873;--accent:#52d5ff;--accent-strong:#22aee0;--accent-soft:#52d5ff1a;--blue:#438dff;--green:#53e2b3;--orange:#ffbd66;background:#07131f}*{box-sizing:border-box}html{scroll-behavior:smooth;background:#07131f}body{background:radial-gradient(circle at 82% 6%,#29a8de29,#0000 25rem),radial-gradient(circle at 8% 30%,#438dff12,#0000 22rem),repeating-linear-gradient(135deg,#0000 0 7px,#ffffff02 7px 8px),#07131f;min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button,select{color:inherit}button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.site-shell{width:min(100%,1180px);margin:0 auto;padding:0 16px}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:72px;display:flex}.brand{color:var(--ink);align-items:center;gap:10px;text-decoration:none;display:inline-flex}.brand-mark{width:38px;height:38px;color:var(--accent);place-items:center;display:grid}.brand-mark svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2.6px;width:100%}.brand>span:last-child{flex-direction:column;line-height:1;display:flex}.brand strong{font-family:var(--font-mono);letter-spacing:.14em;font-size:13px}.brand small{color:var(--muted);font-family:var(--font-mono);letter-spacing:.22em;margin-top:5px;font-size:8px}.free-badge,.shared-badge,.pr-badge{border:1px solid var(--accent);color:var(--accent);font-family:var(--font-mono);letter-spacing:.1em;font-size:9px;font-weight:700}.free-badge{padding:6px 8px}.hero{border-bottom:1px solid var(--line);align-items:center;min-height:380px;display:grid;position:relative;overflow:hidden}.hero-copy{z-index:2;max-width:760px;padding:56px 0 52px;position:relative}.eyebrow{color:var(--accent);font-family:var(--font-mono);letter-spacing:.18em;margin:0 0 9px;font-size:9px;font-weight:800}.hero h1{letter-spacing:-.075em;margin:0;font-size:clamp(42px,11.5vw,82px);font-weight:900;line-height:1.04}.hero h1 span{color:var(--accent);text-shadow:0 0 36px #52d5ff29}.hero-copy>p:last-child{max-width:560px;color:var(--muted);margin:24px 0 0;font-size:13px;font-weight:600;line-height:1.9}.airflow-illustration{opacity:.23;width:290px;height:230px;position:absolute;bottom:36px;right:-80px;transform:rotate(-3deg)}.aircon-unit{border:5px solid var(--accent);border-radius:12px 12px 25px 25px;width:240px;height:84px;position:absolute;top:18px;right:12px;box-shadow:inset 0 -18px #52d5ff1f}.aircon-unit:before,.aircon-unit:after{content:"";position:absolute}.aircon-unit:before{background:var(--accent);height:4px;box-shadow:0 10px 0 var(--accent);bottom:17px;left:18px;right:18px}.aircon-unit:after{background:var(--accent);border-radius:50%;width:7px;height:7px;top:14px;right:20px}.airflow-illustration>i{border-left:5px solid var(--accent);border-radius:50%;width:44px;height:90px;position:absolute;top:118px;transform:rotate(-12deg)}.airflow-illustration>i:first-of-type{right:170px}.airflow-illustration>i:nth-of-type(2){height:110px;right:105px}.airflow-illustration>i:nth-of-type(3){height:84px;right:40px}.panel{border:1px solid var(--line);background:linear-gradient(180deg, #ffffff05, transparent 90px), var(--surface)}.settings-panel{margin-top:24px;padding:22px 16px}.section-heading{align-items:center;gap:13px;margin-bottom:24px;display:flex}.compact-heading{flex-wrap:wrap;margin-bottom:20px}.step-number{color:#34556c;font-family:var(--font-mono);font-size:27px;font-weight:900}.section-heading .eyebrow{margin-bottom:3px;font-size:8px}.section-heading h2,.affiliate-panel h2,.seo-section h2,.identify-panel h2{letter-spacing:-.025em;margin:0;font-size:19px;font-weight:900}.shared-badge{border-color:var(--line-bright);color:var(--muted);margin-left:auto;padding:5px 7px;font-size:8px}.settings-grid,.field-grid,.advanced-grid{gap:16px;display:grid}.field{gap:7px;display:grid}.field-label{color:var(--muted);font-size:11px;font-weight:700}.input-shell,.select-shell{background:#06111c;border:1px solid #29465a;align-items:center;min-width:0;height:48px;transition:border-color .15s,box-shadow .15s;display:flex}.input-shell:focus-within,.select-shell:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #52d5ff0f}input,select{width:100%;min-width:0;color:var(--ink);font-family:var(--font-mono);background:0 0;border:0;outline:0;font-size:15px;font-weight:700}.input-shell input,.select-shell select{height:100%;padding:0 12px}.select-shell select{cursor:pointer}.unit{color:var(--dim);font-family:var(--font-mono);flex:none;padding:0 11px;font-size:9px;font-weight:700}.field-hint{color:var(--dim);font-size:9px;line-height:1.5}.stable-power{background:var(--accent-soft);border:1px solid #52d5ff33;grid-template-columns:1fr auto;align-items:center;gap:4px 12px;margin-top:18px;padding:14px;display:grid}.stable-power span{color:var(--muted);font-size:10px;font-weight:700}.stable-power strong{color:var(--accent);font-family:var(--font-mono);font-size:19px}.stable-power small{color:var(--dim);font-family:var(--font-mono);grid-column:1/-1;font-size:9px}.advanced-settings,.model-disclosure{border-top:1px solid var(--line)}.advanced-settings{margin-top:18px}summary{color:var(--muted);cursor:pointer;font-size:11px;font-weight:800}.advanced-settings>summary{padding-top:16px}.advanced-grid{margin-top:16px}.tab-list{border:1px solid var(--line);background:#081724;grid-template-columns:repeat(3,1fr);margin:26px 0 16px;display:grid}.tab-list button{border:0;border-right:1px solid var(--line);min-height:64px;color:var(--muted);cursor:pointer;background:0 0;place-content:center;gap:5px;padding:8px 4px;font-size:10px;font-weight:800;line-height:1.35;display:grid}.tab-list button:last-child{border-right:0}.tab-list button span{color:var(--dim);font-family:var(--font-mono);font-size:9px}.tab-list button.active{box-shadow:inset 0 -3px 0 var(--accent);background:var(--accent-soft);color:var(--ink)}.tab-list button.active span{color:var(--accent)}.calculator-layout,.outing-layout,.mode-layout{gap:16px;display:grid}.input-panel,.result-panel,.slider-panel,.comparison-result,.mode-panel,.identify-panel{padding:22px 16px}.energy-preview{border-top:1px solid var(--line);justify-content:space-between;align-items:center;margin-top:20px;padding-top:16px;display:flex}.energy-preview span{color:var(--muted);font-size:11px}.energy-preview strong{color:var(--accent);font-family:var(--font-mono);font-size:17px}.result-panel,.comparison-result{border-color:#2b5d79;position:relative;overflow:hidden}.result-panel:before,.comparison-result:before{background:var(--accent);content:"";width:4px;height:100%;position:absolute;top:0;left:0}.total-result{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0 24px}.total-result>span,.verdict>span{color:var(--muted);font-size:11px;font-weight:700}.total-result strong{color:var(--accent);font-family:var(--font-mono);letter-spacing:-.075em;margin:5px 0 3px;font-size:clamp(48px,15vw,72px);line-height:1;display:block}.total-result small{color:var(--dim);font-family:var(--font-mono);font-size:9px}.result-breakdown{margin:0;display:grid}.result-breakdown div{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:14px 0;display:flex}.result-breakdown dt{color:var(--muted);font-size:11px;font-weight:700}.result-breakdown dd{font-family:var(--font-mono);margin:0;font-size:14px;font-weight:800}.disclaimer{background:#081723;border:1px solid #29465a;margin-top:18px;padding:13px}.disclaimer strong{color:var(--orange);margin-bottom:5px;font-size:10px;display:block}.disclaimer p{color:var(--dim);margin:0;font-size:9px;line-height:1.7}.model-disclosure{margin-top:16px;padding-top:14px}.model-disclosure>div{padding:12px 0 0}.model-disclosure p{color:var(--dim);margin:0 0 8px;font-size:10px;line-height:1.8}.slider-panel{min-height:310px}.slider-value{color:var(--accent);font-family:var(--font-mono);letter-spacing:-.06em;text-align:center;margin:28px 0 24px;font-size:clamp(45px,15vw,68px);font-weight:900}.range-input{background:linear-gradient(to right, var(--accent) 0%, var(--accent) var(--range-fill,0%), #244257 var(--range-fill,0%), #244257 100%);cursor:pointer;height:8px;accent-color:var(--accent);border-radius:99px}.range-input::-webkit-slider-runnable-track{background:linear-gradient(to right, var(--accent) 0%, var(--accent) var(--range-fill,0%), #244257 var(--range-fill,0%), #244257 100%);border-radius:99px;height:8px}.range-input::-webkit-slider-thumb{background:var(--accent);width:26px;height:26px;box-shadow:0 0 0 2px var(--accent);appearance:none;border:5px solid #0b1c2b;border-radius:50%;margin-top:-9px}.range-input::-moz-range-track{background:#244257;border-radius:99px;height:8px}.range-input::-moz-range-progress{background:var(--accent);border-radius:99px;height:8px}.range-input::-moz-range-thumb{background:var(--accent);width:18px;height:18px;box-shadow:0 0 0 2px var(--accent);border:4px solid #0b1c2b;border-radius:50%}.range-labels{color:var(--dim);font-family:var(--font-mono);justify-content:space-between;margin-top:12px;font-size:9px;display:flex}.recool-note{border:1px solid var(--line);background:#081723;justify-content:space-between;align-items:center;margin-top:27px;padding:14px;display:flex}.recool-note span{color:var(--muted);font-size:10px}.recool-note strong{color:var(--ink);font-family:var(--font-mono);font-size:16px}.verdict{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:21px 0 23px}.verdict strong{letter-spacing:-.05em;margin:6px 0 4px;font-size:clamp(29px,8vw,42px);display:block}.verdict small{color:var(--muted);font-family:var(--font-mono);font-size:11px}.verdict-keep strong{color:var(--accent)}.verdict-off strong{color:var(--green)}.verdict-equal strong{color:var(--orange)}.cost-comparison{grid-template-columns:1fr 34px 1fr;align-items:center;margin-top:18px;display:grid}.cost-comparison article{border:1px solid var(--line);text-align:center;background:#081723;min-width:0;padding:15px 10px}.cost-comparison article.winner-card{border-color:var(--accent);background:var(--accent-soft)}.cost-comparison article>span,.cost-comparison article>small{display:block}.cost-comparison article>span{color:var(--muted);font-size:10px;font-weight:700}.cost-comparison article>strong{font-family:var(--font-mono);margin:8px 0 5px;font-size:clamp(18px,6vw,29px);display:block}.cost-comparison article>small{color:var(--dim);font-size:8px}.versus{color:var(--dim);font-family:var(--font-mono);text-align:center;font-size:9px;font-weight:900}.break-even{border-left:3px solid var(--blue);background:#438dff14;margin-top:18px;padding:16px}.break-even>span{color:var(--muted);font-size:10px;display:block}.break-even>strong{color:#87b6ff;font-family:var(--font-mono);margin-top:4px;font-size:20px;display:block}.break-even p{color:var(--dim);margin:8px 0 0;font-size:9px;line-height:1.7}.panel-lead{color:var(--muted);margin:-7px 0 22px;font-size:11px;line-height:1.8}.mode-bars{border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:21px;padding:20px 0;display:grid}.mode-label{justify-content:space-between;align-items:end;gap:12px;margin-bottom:9px;display:flex}.mode-label span{color:var(--muted);font-size:11px;font-weight:700}.mode-label strong{font-family:var(--font-mono);font-size:12px}.bar-track{background:#06111c;height:15px;overflow:hidden}.bar-track span{min-width:4%;height:100%;transition:width .22s;display:block}.cooling-bar{background:var(--blue)}.weak-bar{background:var(--green)}.reheat-bar{background:var(--orange)}.identify-panel{background:radial-gradient(circle at 100% 0, #52d5ff14, transparent 14rem), var(--surface)}.identify-panel .eyebrow{margin-bottom:5px}.identify-panel ol{counter-reset:identify;gap:12px;margin:21px 0 0;padding:0;list-style:none;display:grid}.identify-panel li{border-bottom:1px solid var(--line);color:var(--muted);counter-increment:identify;padding:0 0 12px 34px;font-size:11px;line-height:1.7;position:relative}.identify-panel li:before{color:var(--accent);content:"0" counter(identify);font-family:var(--font-mono);font-size:10px;font-weight:800;position:absolute;top:0;left:0}.identify-note{color:var(--dim);margin:14px 0 0;font-size:9px;line-height:1.7}.affiliate-panel{border:1px dashed var(--line-bright);background:#081723;margin-top:42px;padding:22px 16px}.affiliate-heading{justify-content:space-between;align-items:start;gap:16px;display:flex}.pr-badge{flex:none;padding:5px 8px}.affiliate-grid{gap:9px;margin-top:19px;display:grid}.affiliate-link{border:1px solid var(--line);background:var(--surface-raised);color:var(--ink);align-items:center;gap:13px;padding:14px;text-decoration:none;transition:border-color .15s,transform .15s,background .15s;display:flex}.affiliate-link:hover{border-color:var(--accent);background:#12304a;transform:translateY(-1px)}.affiliate-icon{height:42px;color:var(--accent);font-family:var(--font-mono);background:#081723;border:1px solid #285674;flex:0 0 42px;place-items:center;font-size:21px;display:grid}.affiliate-image{background:#fff;border:1px solid #285674;flex:0 0 72px;place-items:center;width:72px;height:72px;display:grid;overflow:hidden}.affiliate-image img{object-fit:contain;width:100%;height:100%;display:block}.affiliate-link strong,.affiliate-link small,.affiliate-link em{display:block}.affiliate-link strong{font-size:12px}.affiliate-link small{color:var(--muted);margin-top:4px;font-size:9px;line-height:1.5}.affiliate-price{color:var(--ink);font-family:var(--font-mono);margin-top:7px;font-size:10px;font-weight:800;display:block}.affiliate-price small{color:var(--dim);margin:0;font-size:8px;font-weight:400;display:inline}.affiliate-link em{color:var(--accent);margin-top:8px;font-size:9px;font-style:normal;font-weight:800}.ad-disclosure{color:var(--dim);margin:14px 0 0;font-size:9px;line-height:1.6}.seo-section{border-top:1px solid var(--line);margin-top:42px;padding:32px 0 6px}.seo-heading{margin-bottom:22px}.seo-grid{gap:14px;display:grid}.seo-grid article{border:1px solid var(--line);background:#0b1c2bb3;padding:21px 17px}.seo-grid article>span{color:var(--accent);font-family:var(--font-mono);font-size:10px;font-weight:800}.seo-grid h3{margin:7px 0 12px;font-size:17px}.seo-grid p{color:var(--muted);margin:0;font-size:11px;line-height:2}footer{border-top:1px solid var(--line);color:var(--dim);font-family:var(--font-mono);letter-spacing:.06em;gap:9px;margin-top:50px;padding:27px 0 34px;font-size:8px;line-height:1.7;display:grid}footer p{margin:0}@media (width>=580px){.site-shell{padding:0 24px}.settings-grid,.advanced-grid,.two-columns{grid-template-columns:repeat(2,1fr)}.tab-list button{justify-content:center;align-items:center;gap:8px;min-height:60px;font-size:12px;display:flex}.affiliate-grid,.seo-grid{grid-template-columns:1fr 1fr}footer{grid-template-columns:auto 1fr auto;align-items:center}footer p:nth-child(2){text-align:center}}@media (width>=900px){.site-header{min-height:80px}.hero{min-height:420px}.hero-copy{padding-left:34px}.airflow-illustration{opacity:.32;width:350px;bottom:70px;right:18px;transform:scale(1.15)rotate(-3deg)}.settings-panel{padding:27px 30px}.settings-grid{grid-template-columns:repeat(4,1fr)}.advanced-grid{grid-template-columns:repeat(3,1fr)}.tab-list{width:760px;margin-top:32px}.calculator-layout{grid-template-columns:minmax(0,1.05fr) minmax(390px,.95fr);align-items:start}.outing-layout,.mode-layout{grid-template-columns:minmax(330px,.82fr) minmax(0,1.18fr);align-items:start}.mode-layout{grid-template-columns:minmax(0,1.2fr) minmax(330px,.8fr)}.input-panel,.result-panel,.slider-panel,.comparison-result,.mode-panel,.identify-panel{padding:29px}.result-panel,.comparison-result{position:sticky;top:18px}.slider-panel{min-height:410px}.slider-value{margin-top:48px}.affiliate-panel{padding:27px 30px}.affiliate-grid{grid-template-columns:repeat(4,1fr)}.affiliate-link{align-content:start;display:grid}.affiliate-image{width:100%;height:150px}.seo-section{padding-top:40px}.seo-grid article{padding:27px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important}}