/* Värmekalkylen — kallblå/orange, karta över elområden, timkurvor. Systemtypsnitt, inga externa resurser. */
:root{
  --navy:#0b2545;--navy2:#13315c;--ice:#eef5fb;--ice2:#dbe9f5;--line:#c9d9e8;--line2:#a9c1d6;
  --text:#132238;--muted:#4b5e74;--dim:#5b6d83;
  --orange:#f0893a;--orange2:#ff7a1a;--amber:#ffd166;--blue:#3d86c6;--blue2:#6fb3e0;--sky:#9ed0f0;--green:#2e9e6b;--red:#d64545;
  --radius:12px;--max:1180px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ice);color:var(--text);font:16px/1.6 var(--sans)}
a{color:var(--navy2);text-decoration:underline;text-decoration-color:var(--line2);text-underline-offset:2px}a:hover{text-decoration-color:var(--orange)}
h1,h2,h3{line-height:1.15;margin:0 0 .5rem;color:var(--navy);font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.4vw,3rem)}h2{font-size:clamp(1.35rem,2.6vw,1.85rem);margin-top:2.3rem;padding-left:.9rem;border-left:5px solid var(--orange)}h3{font-size:1.15rem;margin-top:1.5rem}
p{margin:.6rem 0 1rem}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.hdr{background:var(--navy);color:#fff}
.hdr .wrap{display:flex;align-items:center;gap:1.2rem;min-height:70px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:.6rem;color:#fff;text-decoration:none;font-weight:800;font-size:1.3rem;letter-spacing:-.01em}
.logo svg{width:38px;height:38px}.logo small{display:block;font-weight:500;font-size:.68rem;letter-spacing:.08em;color:var(--sky);text-transform:uppercase}
nav.main{margin-left:auto;display:flex;gap:.15rem;flex-wrap:wrap}
nav.main a{color:#fff;text-decoration:none;padding:.45rem .65rem;border-radius:8px;font-size:.92rem;font-weight:500}
nav.main a:hover{background:var(--navy2)}nav.main a.cta{background:var(--orange);color:#1a0d02;font-weight:700}nav.main a.cta:hover{background:var(--orange2)}
.hero{background:linear-gradient(180deg,#fff,var(--ice));border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 170px;gap:2rem;align-items:center;padding:2.2rem 16px 1.4rem}
.hero-map{width:160px;justify-self:end;filter:drop-shadow(0 8px 16px rgba(11,37,69,.18))}.hero-map svg{width:100%;height:auto}
@media (max-width:760px){.hero-grid{grid-template-columns:minmax(0,1fr)}.hero-map{display:none}}
.kicker{text-transform:uppercase;letter-spacing:.16em;font-size:.8rem;font-weight:700;color:var(--orange)}
.hero .lead{font-size:1.12rem;color:var(--muted);max-width:62ch;margin:.4rem 0 0}.hero .meta{color:var(--dim);font-size:.84rem;margin-top:.7rem}
.crumbs{font-size:.84rem;color:var(--dim);margin:0 0 .4rem}.crumbs a{color:var(--muted)}.crumbs span{margin:0 .35rem}
.grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:2.2rem;padding:1.4rem 16px 3rem}
@media (max-width:900px){.grid{grid-template-columns:minmax(0,1fr)}}
aside .box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:1.1rem}
aside h3{margin:0 0 .5rem;font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;color:var(--orange)}
aside ul{list-style:none;margin:0;padding:0}aside li{padding:.28rem 0;border-bottom:1px dashed var(--line)}aside li:last-child{border:0}aside li a{text-decoration:none}
aside ul.orter{columns:2;column-gap:1rem}aside ul.orter li{break-inside:avoid;font-size:.9rem}
.korthet{background:#fff;border:1px solid var(--line);border-top:5px solid var(--navy);border-radius:var(--radius);padding:1rem 1.3rem;margin:1.2rem 0}
.korthet h2{margin:0 0 .4rem;padding:0;border:0;font-size:.85rem;text-transform:uppercase;letter-spacing:.14em;color:var(--orange)}
.korthet ul{margin:0;padding-left:1.1rem}.korthet li{margin:.3rem 0}
.calc{background:#fff;border:1px solid var(--line2);border-radius:14px;padding:1.3rem;margin:1.5rem 0;box-shadow:0 10px 30px rgba(11,37,69,.08)}
.calc h2{margin:0 0 .3rem;padding:0;border:0;font-size:1.45rem}.calc .sub{color:var(--muted);margin:0 0 1rem;font-size:.95rem}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:.8rem 1rem}
.f{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;color:var(--muted)}.f .l{font-weight:600;color:var(--text)}.f small{color:var(--dim);font-size:.75rem}
input,select{font:inherit;color:var(--text);background:var(--ice);border:1px solid var(--line2);border-radius:8px;padding:.5rem .65rem;width:100%;min-height:42px}
input:focus,select:focus{outline:2px solid var(--orange);outline-offset:1px;border-color:var(--orange)}
input[type=range]{padding:0;min-height:26px;accent-color:var(--orange)}
.seg{display:flex;flex-wrap:wrap;gap:.35rem}.seg label{border:1px solid var(--line2);border-radius:999px;padding:.35rem .75rem;cursor:pointer;font-size:.86rem;color:var(--muted);background:#fff}
.seg input{display:none}.seg label:has(input:checked){background:var(--navy);border-color:var(--navy);color:#fff;font-weight:600}
.out{margin-top:1.2rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:.8rem}
.gauge{background:var(--navy);color:#fff;border-radius:12px;padding:.85rem 1rem}.gauge.light{background:var(--ice2);color:var(--text)}
.gauge .k{font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--sky)}.gauge.light .k{color:var(--muted)}
.gauge .v{font-size:1.9rem;font-weight:800;line-height:1.1;margin:.15rem 0;color:var(--amber);font-variant-numeric:tabular-nums}.gauge.light .v{color:var(--navy)}
.gauge .v.small{font-size:1.25rem}.gauge .n{font-size:.8rem;color:#d9e6f2}.gauge.light .n{color:var(--muted)}
.calc .note{font-size:.84rem;color:var(--muted);margin:.9rem 0 0;border-top:1px dashed var(--line);padding-top:.7rem}
.verdict{margin-top:1rem;padding:.8rem 1rem;border-radius:10px;background:#fff4e8;border:1px solid #f3c9a3}.verdict.ok{background:#e9f7ef;border-color:#9fd8b8}.verdict.bad{background:#fdecec;border-color:#f1b3b3}
.tbl{overflow-x:auto;margin:1rem 0;border:1px solid var(--line);border-radius:10px;background:#fff}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:420px}
th,td{padding:.5rem .7rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--ice2);font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
tbody tr:nth-child(even){background:#f7fafd}td.n,th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}tr.hl td{background:#fff4e8;font-weight:600}
.tbl.compact table{min-width:0}
.bars{display:grid;gap:.45rem;margin:1rem 0}.barrow{display:grid;grid-template-columns:150px minmax(0,1fr) 90px;gap:.6rem;align-items:center;font-size:.9rem}
.barrow .b{height:16px;background:var(--ice2);border-radius:8px;overflow:hidden}.barrow .b i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--orange))}.barrow .v{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.chart{width:100%;height:auto;background:#fff;border:1px solid var(--line);border-radius:10px;margin:1rem 0}
.findings{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:1.3rem 0}
.find{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem}.find .big{font-size:2rem;font-weight:800;color:var(--orange);line-height:1}.find p{margin:.4rem 0 0;font-size:.9rem;color:var(--muted)}
ol.steps{counter-reset:s;list-style:none;padding:0;margin:1rem 0}ol.steps li{counter-increment:s;position:relative;padding:.55rem 0 .55rem 2.9rem;border-bottom:1px dashed var(--line)}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:.5rem;width:2rem;height:2rem;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;text-align:center;line-height:2rem}
.faq details{border:1px solid var(--line);border-radius:10px;margin:.5rem 0;background:#fff}.faq summary{cursor:pointer;padding:.8rem 1rem;font-weight:600;list-style:none;position:relative}
.faq summary::after{content:"+";position:absolute;right:1rem;top:.55rem;font-size:1.3rem;color:var(--orange)}.faq details[open] summary::after{content:"–"}.faq details p{padding:0 1rem .9rem;margin:0;color:var(--muted)}
.metod{border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem;background:#fff;font-size:.93rem;color:var(--muted)}
.metod h2{font-size:.85rem;margin:0 0 .5rem;padding:0;border:0;text-transform:uppercase;letter-spacing:.12em;color:var(--navy)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;margin:1.2rem 0}
.cardl{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;color:var(--text);text-decoration:none;transition:border-color .15s,transform .15s}
.cardl:hover{border-color:var(--orange);transform:translateY(-2px)}.cardl .t{font-weight:700;font-size:1.1rem;display:block;margin-bottom:.3rem;color:var(--navy)}.cardl .d{color:var(--muted);font-size:.9rem}.cardl .tag{display:inline-block;font-size:.7rem;text-transform:uppercase;letter-spacing:.14em;color:var(--orange);margin-bottom:.35rem}
.warn{border-left:4px solid var(--red);background:#fdf0f0;padding:.7rem 1rem;border-radius:0 8px 8px 0;margin:1rem 0}.tip{border-left:4px solid var(--green);background:#eefaf3;padding:.7rem 1rem;border-radius:0 8px 8px 0;margin:1rem 0}
.src{font-size:.8rem;color:var(--dim)}.zone{display:inline-block;padding:.1rem .5rem;border-radius:6px;font-weight:700;font-size:.8rem;color:#0b2545}.zone.SE1{background:var(--sky)}.zone.SE2{background:var(--blue2)}.zone.SE3{background:var(--blue);color:#fff}.zone.SE4{background:var(--orange);color:#fff}
footer{margin-top:3rem;background:var(--navy);color:#d9e6f2}footer .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;padding:2rem 16px}
footer h4{margin:0 0 .5rem;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;color:var(--amber)}footer ul{list-style:none;margin:0;padding:0}footer li{padding:.2rem 0;font-size:.9rem}footer a{color:#fff;text-decoration:none}footer a:hover{text-decoration:underline}footer p{font-size:.85rem;margin:.3rem 0;color:#b7c9db}
.copy{border-top:1px solid var(--navy2);padding:1rem 16px;text-align:center;color:#b7c9db;font-size:.8rem}
.sr{position:absolute;left:-9999px}
@media (max-width:640px){nav.main{margin-left:0;width:100%;padding-bottom:.6rem}nav.main a{padding:.4rem .5rem;font-size:.85rem}.logo{font-size:1.1rem}table{font-size:.85rem}.barrow{grid-template-columns:110px minmax(0,1fr) 80px}}
@media print{.hdr,footer,aside,.calc{display:none}}