/* Shared navigation and footer; calculator and article layouts stay independent. */
.wr-header{box-sizing:border-box;display:block;position:relative;z-index:30;width:100%;max-width:none;margin:0;padding:0;background:#fffdf9;border-bottom:1px solid #e5e9e2;color:#17293b;font:600 14px/1.4 system-ui,sans-serif}
.wr-header *,.wr-footer *{box-sizing:border-box}
.wr-header .wr-header-inner{width:100%;max-width:1280px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:24px;min-height:70px}
.wr-header .wr-brand{display:inline-flex;align-items:center;gap:8px;flex:none;font:850 24px/1 system-ui,sans-serif;letter-spacing:-.65px;text-decoration:none;color:#17293b;white-space:nowrap}
.wr-header .wr-brand svg{display:block;flex:none;width:38px;height:38px}
.wr-header .wr-brand em{font:inherit;color:#e67e26;font-style:normal}
.wr-header .wr-nav{display:flex;flex-wrap:nowrap;flex:1;align-items:center;justify-content:center;gap:18px;margin:0;padding:0}
.wr-header .wr-nav a,.wr-header .wr-menu-links a{margin:0;font:700 13px/1.4 system-ui,sans-serif;letter-spacing:normal;text-decoration:none;color:#17293b;white-space:nowrap}
.wr-header .wr-nav a[aria-current="page"]{color:#206b3e;text-decoration:underline;text-underline-offset:6px}
.wr-header .wr-languages{display:flex;flex:none;align-items:center;gap:10px;font:750 13px/1.4 system-ui,sans-serif;white-space:nowrap}
.wr-header .wr-languages a{font:inherit;text-decoration:none;color:#285943}
.wr-header .wr-languages [aria-current]{color:#17293b;border-bottom:2px solid #e67e26}
.wr-header .wr-action{flex:none;background:#196b36;color:#fff;text-decoration:none;border-radius:12px;padding:12px 16px;font:750 14px/1.4 system-ui,sans-serif;white-space:nowrap}
.wr-header .wr-menu{display:none;flex:none;margin:0;padding:0}
.wr-header a:hover,.wr-header summary:hover{color:#b45412}
.wr-header a:focus-visible,.wr-header summary:focus-visible,.wr-footer a:focus-visible{outline:3px solid #de873a;outline-offset:4px;border-radius:4px}
.wr-header .wr-action:hover{background:#285943;color:#fff}
.wr-footer{box-sizing:border-box;max-width:1240px;margin:40px auto 0;padding:26px 20px 32px;border-top:1px solid #e5e9e2;font:13px/1.7 system-ui,sans-serif;color:#53635a;text-align:center}
.wr-footer p{margin:0 0 12px;font:inherit}
.wr-footer nav{display:flex;justify-content:center;gap:8px 20px;flex-wrap:wrap;margin:0;padding:0}
.wr-footer a{margin:0;color:#285943;font:inherit;text-decoration:underline;text-underline-offset:3px}
@media(max-width:1280px){.wr-header .wr-action{display:none}.wr-header .wr-header-inner{gap:18px}.wr-header .wr-nav{gap:14px}}
@media(max-width:1100px){
 .wr-header .wr-header-inner{min-height:66px;padding:12px 18px;gap:16px}
 .wr-header .wr-brand{margin-right:auto;font-size:23px}
 .wr-header .wr-brand svg{width:34px;height:34px}
 .wr-header .wr-nav{display:none}
 .wr-header .wr-menu{display:block;order:3}
 .wr-header .wr-menu summary{cursor:pointer;list-style:none;white-space:nowrap;padding:9px 12px;border:1px solid #d5e0d6;border-radius:10px;font:700 14px/1.4 system-ui,sans-serif;color:#285943;background:#fffdf9}
 .wr-header .wr-menu summary::-webkit-details-marker{display:none}
 .wr-header .wr-menu-links{position:absolute;left:18px;right:18px;top:calc(100% - 1px);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;padding:12px;background:#fffdf9;border:1px solid #d5e0d6;border-radius:0 0 14px 14px;box-shadow:0 16px 35px #19342320}
 .wr-header .wr-menu-links a{display:block;white-space:normal;padding:12px;border-radius:8px}
 .wr-header .wr-menu-links a:hover{background:#edf4e9}
}
@media(max-width:400px){.wr-header .wr-header-inner{padding:10px;gap:8px}.wr-header .wr-brand{font-size:20px;gap:6px}.wr-header .wr-brand svg{width:30px;height:30px}.wr-header .wr-languages{gap:7px}.wr-header .wr-menu summary{padding:8px}.wr-header .wr-menu-links{left:12px;right:12px;grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}}

.wr-table-scroll{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}
.wr-table-scroll:focus-visible{outline:3px solid #de873a;outline-offset:3px}

/* The price threshold compares energy costs for equal useful heat. */
.wr-equilibrium{margin:20px 0;padding:22px;border:1px solid #cbded0;border-radius:17px;background:#f1f7ef;color:#183d2a;min-width:0;overflow-wrap:anywhere}
.wr-equilibrium[hidden]{display:none}
.wr-equilibrium h3{font-size:18px;line-height:1.4;margin:0 0 12px}
.wr-equilibrium p{line-height:1.6;margin:8px 0}
.wr-equilibrium .wr-equilibrium-price{font-size:clamp(20px,3vw,26px);font-weight:800}
.wr-equilibrium .wr-equilibrium-note{font-size:12px;color:#4d6355;margin-bottom:0}

/* Article comparisons keep euro amounts together inside a scrollable region. */
.wr-guide-table{min-width:480px}
.wr-guide-table th,.wr-guide-table td{vertical-align:top}
.wr-guide-table td:not(:first-child){white-space:nowrap}
.wr-guide-table-hint{display:none}
@media(max-width:600px){.wr-guide-table-hint{display:block;font-size:12px;color:#596471;margin:12px 0 6px}}