.pt{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}@media (width>=720px){.pt{gap:var(--space-4);grid-template-columns:repeat(4,minmax(0,1fr))}}.pt__tile{width:100%;min-height:8.25rem;padding:var(--space-4);color:var(--color-text);text-align:left;font:inherit;cursor:pointer;border:1.5px solid var(--color-border);border-radius:var(--radius-lg,14px);transition:border-color .2s, transform .25s var(--ease-out), box-shadow .25s, background .2s;background:#fff;align-content:start;justify-items:start;gap:2px;text-decoration:none;display:grid}.pt__tile svg{fill:none;width:2rem;height:2rem;stroke:var(--color-accent-strong);stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;margin-bottom:var(--space-2);transition:transform .3s var(--ease-out)}.pt__tile:hover,.pt__tile:focus-visible{border-color:var(--color-accent);box-shadow:var(--shadow);color:var(--color-text);transform:translateY(-3px)}.pt__tile:hover svg{transform:scale(1.1)}.pt__name{overflow-wrap:anywhere;font-family:var(--font-head);font-weight:var(--fw-semibold,600);font-size:var(--fs-base);line-height:1.2}.pt__hint{font-size:var(--fs-xs);color:var(--color-text-muted);line-height:1.3}.pt__tile[aria-pressed=true]{border-color:var(--color-accent-strong);background:#eaf6f7}.pz{background:var(--color-surface)}.pz__grid{gap:var(--space-6);align-items:start;display:grid}@media (width>=1000px){.pz__grid{gap:var(--space-8);grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr)}}.pz__text p{font-size:var(--fs-lg);color:var(--color-text-muted)}.pz__note{font-size:var(--fs-sm);margin-top:var(--space-4)}.pw{border:1px solid var(--color-border);box-shadow:var(--shadow-lg);background:#fff;border-radius:20px;max-width:62rem;margin-inline:auto;overflow:clip}.pw__top{align-items:center;gap:var(--space-4);padding:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border);min-height:4rem;display:flex}.pw__back{align-items:center;gap:var(--space-2);border:1px solid var(--color-border);color:var(--color-primary);font:inherit;font-weight:var(--fw-medium);cursor:pointer;background:#fff;border-radius:999px;flex:none;padding:.55rem .9rem;display:inline-flex}.pw__back:hover{background:var(--color-surface)}.pw__back svg{width:1em;height:1em}.pw__prog{background:var(--color-surface-2);border-radius:99px;flex:1;height:8px;overflow:hidden}.pw__prog>span{background:linear-gradient(90deg, var(--color-accent), var(--color-accent-strong));width:25%;height:100%;transition:width .45s var(--ease-out);border-radius:99px;display:block}.pw__count{font-size:var(--fs-sm);color:var(--color-text-muted);font-variant-numeric:tabular-nums;flex:none}.pw__body{padding:clamp(var(--space-5), 4vw, var(--space-8))}.pw [hidden]{display:none!important}.pw__step{animation:pw-in .4s var(--ease-out)}@keyframes pw-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.pw__step h2{font-size:var(--fs-2xl);margin:0 0 var(--space-2);outline:none}.pw__lead{color:var(--color-text-muted);margin:0 0 var(--space-6)}.pw__fields{gap:var(--space-5);grid-template-columns:minmax(0,1fr);max-width:34rem;display:grid}@media (width>=600px){.pw__fields--2{grid-template-columns:repeat(2,minmax(0,1fr))}}.pw-f{gap:var(--space-2);display:grid}.pw-f>label,.pw-f>.pw-f__l{font-weight:var(--fw-medium)}.pw-f__row{align-items:center;gap:var(--space-2);display:flex}.pw-f input[type=text],.pw-f input[type=number]{width:100%;min-height:3.5rem;font:inherit;font-size:var(--fs-xl);font-weight:var(--fw-semibold,600);border:1.5px solid var(--color-border);color:var(--color-text);font-variant-numeric:tabular-nums;background:#fff;border-radius:12px;padding:.6rem 1rem}.pw-f input:focus-visible{outline:3px solid var(--color-focus);outline-offset:1px;border-color:var(--color-accent-strong)}.pw-f input[aria-invalid=true]{border-color:var(--color-danger)}.pw-f__unit{color:var(--color-text-muted);font-weight:var(--fw-medium);min-width:2.2rem}.pw-f__err{color:var(--color-danger);font-size:var(--fs-sm);min-height:1.2em;margin:0}.pw-f__hint{font-size:var(--fs-sm);color:var(--color-text-muted);margin:0}.pw-chk{align-items:center;gap:var(--space-3);border:1.5px solid var(--color-border);cursor:pointer;min-height:3rem;font-weight:var(--fw-medium);background:#fff;border-radius:12px;padding:.5rem 1rem;display:flex}.pw-chk:has(input:checked){border-color:var(--color-accent-strong);background:#eaf6f7}.pw-chk:focus-within{outline:3px solid var(--color-focus);outline-offset:1px}.pw-chk input{width:1.25rem;height:1.25rem;accent-color:var(--color-accent-strong);flex:none}.pw-step{border:1.5px solid var(--color-border);border-radius:12px;align-items:center;width:fit-content;display:inline-flex;overflow:hidden}.pw-step button{background:var(--color-surface);width:3.5rem;height:3.5rem;font:inherit;color:var(--color-primary);cursor:pointer;border:0;font-size:1.5rem}.pw-step button:hover{background:var(--color-surface-2)}.pw-step output{text-align:center;min-width:3.5rem;font-size:var(--fs-xl);font-weight:var(--fw-semibold,600);font-variant-numeric:tabular-nums}.pw__nav{margin-top:var(--space-6);gap:var(--space-3);flex-wrap:wrap;display:flex}.pw__nav .btn{min-width:12rem}.pw-noscript{padding:var(--space-5);background:var(--color-surface);border-radius:12px}.pr__hero{gap:var(--space-3);padding:clamp(var(--space-5), 4vw, var(--space-7));color:#fff;background:var(--color-dark);border-radius:16px;display:grid;position:relative;overflow:clip}.pr__hero>*{position:relative}.pr__label{color:var(--color-accent-light);font-size:var(--fs-sm);text-transform:uppercase;letter-spacing:.06em;margin:0}.pr__num{font-family:var(--font-head);flex-wrap:wrap;align-items:baseline;gap:.5rem .9rem;line-height:1;display:flex}.pr__num strong{letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-size:clamp(3rem,12vw,6rem);font-weight:700}.pr__num span{font-size:var(--fs-xl);color:var(--color-dark-text)}.pr__formula{font-family:var(--font-mono);font-size:var(--fs-sm);color:#fff;overflow-wrap:anywhere;background:#ffffff1a;border-radius:8px;width:fit-content;max-width:100%;margin:0;padding:.4rem .7rem}.pr__sub{color:var(--color-dark-text);font-size:var(--fs-sm);margin:0}.pr h3{font-size:var(--fs-xl);margin:var(--space-7) 0 var(--space-3)}.pr__grid{gap:var(--space-5);display:grid}@media (width>=900px){.pr__grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}}.pr__list{gap:var(--space-2);margin:0;padding:0;list-style:none;display:grid}.pr__list li{justify-content:space-between;gap:var(--space-4);background:var(--color-surface);font-size:var(--fs-sm);border-radius:10px;padding:.65rem .9rem;display:flex}.pr__list b{font-variant-numeric:tabular-nums;white-space:nowrap}.pr__list small{color:var(--color-text-muted);display:block}.pr__tbl{border-collapse:collapse;width:100%;font-size:var(--fs-sm)}.pr__tbl th,.pr__tbl td{text-align:left;border-bottom:1px solid var(--color-border);vertical-align:top;padding:.65rem .7rem}.pr__tbl thead th{font-size:var(--fs-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em}.pr__tbl td b{font-variant-numeric:tabular-nums}.pr__tbl a{white-space:nowrap;font-size:var(--fs-xs);margin-top:2px;display:block}.pr__tiers{overflow-x:auto}@media (width<=640px){.pr__tbl thead{display:none}.pr__tbl,.pr__tbl tbody,.pr__tbl tr,.pr__tbl td{display:block}.pr__tbl tr{border-bottom:1px solid var(--color-border);padding:.6rem 0}.pr__tbl td{border:0;padding:.15rem 0}.pr__tbl td[data-l]:before{content:attr(data-l) ": ";color:var(--color-text-muted)}}.pr__tag{font-size:var(--fs-xs);font-weight:var(--fw-semibold,600);color:#5c4400;vertical-align:middle;background:#fff3cd;border-radius:99px;margin-left:.4rem;padding:.15rem .55rem;display:inline-block}.pr__sys{padding:var(--space-5);border:1.5px solid var(--color-accent);background:#eaf6f7;border-radius:14px}.pr__sys h4{margin:0 0 var(--space-2);font-size:var(--fs-lg)}.pr__sys p{margin:0 0 var(--space-3)}.pr__links{gap:var(--space-2) var(--space-4);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.pr__note{font-size:var(--fs-sm);color:var(--color-text-muted)}.pr__notes{margin:var(--space-3) 0 0;font-size:var(--fs-sm);color:var(--color-text-muted);padding-left:1.1rem}.pw-plan{background:var(--color-surface);border-radius:14px;width:100%;height:auto;display:block}.pw-plan__wall{fill:none;stroke:var(--color-primary);stroke-width:2px}.pw-plan__room{fill:#fff;stroke:var(--color-accent);stroke-width:1.5px}.pw-plan__room--eng{fill:#0000;stroke:var(--color-text-muted);stroke-dasharray:5 5}.pw-plan__duct{fill:#fff;stroke-width:2px}.pw-plan__duct--in{stroke:var(--color-accent)}.pw-plan__duct--out{stroke:#b07d00}.pw-plan__unit{stroke-width:2px;fill:var(--color-primary);stroke:var(--color-primary)}.pw-plan__unit--out{fill:#7a5600;stroke:#7a5600}.pw-plan__t{fill:#fff;font:700 9px var(--font-sans);letter-spacing:.06em}.pw-plan__t--s{letter-spacing:0;font-size:8px;font-weight:400}.pw-plan__tap{fill:none;stroke-width:6px}.pw-plan__tap--in{stroke:#06858c38}.pw-plan__tap--out{stroke:#b07d0040}.pw-plan__diff{fill:var(--color-accent)}.pw-plan__diff--out{fill:#b07d00}.pw-plan__name{font:700 14px var(--font-sans);fill:var(--color-text)}.pw-plan__val{font:700 16px var(--font-head);fill:var(--color-accent-strong)}.pw-plan__val--eng{font:500 13px var(--font-sans);fill:var(--color-text-muted)}.pw-flow{fill:none;stroke-width:3px;stroke-linecap:round;stroke-dasharray:2 12}.pw-flow--in{stroke:var(--color-accent-strong)}.pw-flow--out{stroke:#8a6100}.pw-plan.is-on .pw-flow{animation:1.1s linear infinite pw-dash}@keyframes pw-dash{to{stroke-dashoffset:-28px}}@media (prefers-reduced-motion:reduce){.pw-plan.is-on .pw-flow,.pw__step{animation:none}}.pr__cta{margin-top:var(--space-7);padding:clamp(var(--space-5), 4vw, var(--space-7));background:var(--color-primary);color:#fff;border-radius:16px}.pr__cta h3{margin:0 0 var(--space-2);color:#fff;font-size:var(--fs-2xl)}.pr__cta p{color:var(--color-dark-text);margin:0 0 var(--space-5)}.pr__acts{gap:var(--space-3);flex-wrap:wrap;display:flex}.pr__acts .btn{white-space:normal}.pr__aux{gap:var(--space-3);margin-top:var(--space-4);flex-wrap:wrap;display:flex}.pr__aux button{font:inherit;color:var(--color-primary);font-weight:var(--fw-medium);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;padding:.4rem 0;text-decoration:underline}.pr__status{min-height:1.4em;color:var(--color-accent-light);font-size:var(--fs-sm);margin:var(--space-3) 0 0}.pp{display:none}@media print{@page{size:A4;margin:14mm 12mm}body>:not(main),main>:not([data-pw-print]){display:none!important}body{background:#fff!important;padding:0!important}.pp{color:#000;font-size:11pt;line-height:1.4;display:block!important}.pp__head{border-bottom:2px solid #194a59;justify-content:space-between;align-items:flex-end;gap:12mm;margin-bottom:6mm;padding-bottom:5mm;display:flex}.pp__head svg{color:#194a59;width:auto;height:11mm}.pp h2{margin:6mm 0 2mm;font-size:13pt}.pp__big{color:#194a59;margin:2mm 0 0;font-size:26pt;font-weight:700}.pp table{border-collapse:collapse;width:100%;font-size:10pt}.pp th,.pp td{text-align:left;vertical-align:top;border:1px solid #888;padding:2mm 2.5mm}.pp thead th{-webkit-print-color-adjust:exact;print-color-adjust:exact;background:#e8eef0!important}.pp tr{break-inside:avoid}.pp p{margin:3mm 0 0}.pp__note{color:#333;font-size:9pt}.pp footer{border-top:1px solid #888;margin-top:8mm;padding-top:3mm;font-size:9pt}}.pr__status:empty{display:none}.pw-plan-wrap{border-radius:14px;overflow-x:auto}.pw-plan-wrap:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px}@media (width<=700px){.pw-plan{min-width:36rem}}