:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#15333a;--ink:#15333a;--muted:#5f7580;--paper:#fff;--rail:#123b65;--mint:#8be9de;--teal:#26d9c7;--teal-dark:#0b7f83;--line:#cfdae0;--danger:#b4233b;--disabled:#91a5b0;background:#eef3f5;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 90% 0,#26d9c729 0,#0000 30rem),#eef3f5;min-width:320px;margin:0}button,input,select{font:inherit}button{cursor:pointer}.app-shell{max-width:1440px;min-height:100vh;margin:0 auto;padding:28px clamp(18px,4vw,62px)}.app-header{justify-content:space-between;align-items:flex-end;gap:24px;padding-bottom:28px;display:flex}.app-header h1{color:var(--rail);letter-spacing:-.07em;margin:4px 0 0;font:700 clamp(2.3rem,6vw,5.7rem)/.88 Georgia,serif}.eyebrow,.panel-kicker{color:var(--teal-dark);letter-spacing:.14em;text-transform:uppercase;font-size:.69rem;font-weight:800}.reset-action{border:1px solid var(--rail);color:var(--rail);background:0 0;border-radius:999px;padding:10px 16px;font-size:.78rem;font-weight:750}.reset-action:hover,.reset-action:focus-visible{color:var(--paper);background:var(--rail)}.app-layout{grid-template-columns:minmax(190px,260px) minmax(0,1fr);align-items:start;gap:clamp(20px,4vw,70px);display:grid}.calculator-catalog{color:#e8f2f5;background:var(--rail);padding:25px 20px 24px;position:sticky;top:22px;box-shadow:11px 11px #c5d3da}.catalog-heading{border-bottom:1px solid #42688b;padding:0 10px 18px}.catalog-heading h2{color:var(--mint);letter-spacing:-.04em;margin:7px 0 0;font:700 1.8rem/1 Georgia,serif}.calculator-catalog ul{gap:4px;margin:18px 0 0;padding:0;list-style:none;display:grid}.catalog-item{color:#e8f2f5;text-align:left;background:0 0;border:0;border-left:3px solid #0000;gap:4px;width:100%;padding:12px 10px;display:grid}.catalog-item:hover:not(:disabled),.catalog-item:focus-visible,.catalog-item.is-active{border-left-color:var(--teal);color:#fff;background:#1b4d77}.catalog-item:disabled{cursor:not-allowed;color:var(--disabled);opacity:.82}.catalog-item small{color:#b8cbd4;font-size:.7rem;line-height:1.35}.catalog-state{color:#a9bac3;text-transform:uppercase;font-size:.68rem;font-weight:750}.app-main{min-width:0}.calculator-panel{background:var(--paper);max-width:880px;padding:clamp(24px,5vw,62px);box-shadow:0 18px 45px #123b651f}.calculator-panel h2{color:var(--rail);letter-spacing:-.055em;margin:8px 0 4px;font:700 clamp(2rem,4vw,4rem)/.95 Georgia,serif}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 22px;display:grid}.field-group{align-content:start;gap:8px;display:grid}.field-group label{color:var(--ink);justify-content:space-between;gap:10px;font-size:.85rem;font-weight:760;display:flex}.field-unit{color:var(--muted);font-size:.74rem;font-weight:600}.field-group input,.field-group select{border:1px solid var(--line);width:100%;color:var(--ink);background:#fbfdfe;border-radius:2px;outline:none;padding:12px 13px}.field-group input:focus,.field-group select:focus{border-color:var(--teal-dark);box-shadow:0 0 0 3px #26d9c72e}.field-group input:focus-visible,.field-group select:focus-visible{outline:3px solid var(--teal);outline-offset:3px}.field-group input[type=checkbox]{width:20px;height:20px;accent-color:var(--teal-dark)}.field-group input[aria-invalid=true],.field-group select[aria-invalid=true]{border-color:var(--danger)}.field-error{color:var(--danger);margin:0;font-size:.76rem;line-height:1.35}.unexpected-error{border-left:3px solid var(--danger);color:var(--danger);background:#fff1f3;margin:24px 0 0;padding:12px 14px}.primary-action{color:#063d48;background:var(--teal);letter-spacing:.01em;border:0;border-radius:2px;margin-top:30px;padding:14px 21px;font-weight:800}.primary-action:hover,.primary-action:focus-visible{background:#65e5d8}.result-panel{border-top:3px solid var(--teal-dark);margin-top:42px;padding-top:20px}.result-panel dl{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin:17px 0 0;display:grid}.result-item{background:#e5f7f5;padding:15px}.result-item dt{color:var(--muted);font-size:.75rem;font-weight:750}.result-item dd{color:var(--rail);margin:7px 0 0;font:700 1.75rem/1 Georgia,serif}.result-unit{color:var(--muted);margin-top:5px;font:600 .72rem/1.2 ui-sans-serif,system-ui,sans-serif;display:block}.empty-panel{color:var(--muted);background:var(--paper);padding:60px}.app-footer{color:var(--muted);margin-top:30px;font-size:.73rem}.header-actions{align-items:center;gap:10px;display:flex}.print-action{border:1px solid var(--rail);color:var(--paper);background:var(--rail);border-radius:999px;padding:10px 16px;font-size:.78rem;font-weight:750}.print-action:hover,.print-action:focus-visible{color:var(--rail);background:0 0}.pwa-update-notice{z-index:10;border:1px solid var(--rail);max-width:min(420px,100vw - 36px);color:var(--rail);background:var(--paper);align-items:center;gap:14px;padding:12px 14px;font-size:.82rem;display:flex;position:fixed;bottom:18px;right:18px;box-shadow:0 10px 28px #123b6533}.pwa-update-notice button{color:#063d48;background:var(--teal);white-space:nowrap;border:0;padding:8px 11px;font-size:.76rem;font-weight:800}.pwa-update-notice button:focus-visible{outline:3px solid var(--teal-dark);outline-offset:2px}#print-root{display:none}.print-sheet{color:#111;max-width:760px;margin:0 auto;font-family:ui-sans-serif,system-ui,sans-serif}.print-sheet header{border-bottom:2px solid #111;padding-bottom:20px}.print-sheet h1{margin:8px 0;font:700 2.4rem/1 Georgia,serif}.print-sheet h2{margin:28px 0 12px;font-size:1rem}.print-sheet dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;display:grid}.print-item{border:1px solid #bbb;padding:10px}.print-item dt{font-size:.75rem;font-weight:700}.print-item dd{margin:5px 0 0;font-size:1rem}.print-unit{color:#555;margin-top:4px;font-size:.75rem;display:block}.print-kicker{letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:.7rem;font-weight:800}.print-empty{color:#555;font-size:.85rem}@media print{@page{margin:18mm}body{background:#fff}.app-shell{display:none!important}#print-root{display:block}}@media (width<=760px){.app-shell{padding:18px}.app-header{flex-direction:column;align-items:flex-start}.app-layout{grid-template-columns:1fr}.calculator-catalog{position:static;box-shadow:7px 7px #c5d3da}.calculator-catalog ul{grid-template-columns:repeat(2,minmax(0,1fr))}.field-grid{grid-template-columns:1fr}.calculator-panel{padding:26px 20px}}