/* Selbst gehostete Schriften (DSGVO): Plus Jakarta Sans, IBM Plex Mono – SIL Open Font License */
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-mono-400-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-mono-400-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-mono-500-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-mono-500-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 800;font-display:swap;src:url('../fonts/plus-jakarta-sans-var-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 800;font-display:swap;src:url('../fonts/plus-jakarta-sans-var-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

/* =========================================================
   KlimaMarkt – Designsystem v3 (Art-Direction aus dem Logo)
   Navy = Vertrauen · Blau = Kühlen/Luft · Orange = Wärme (sparsam)
   Siehe docs/BLUEPRINT_V3.md
   ========================================================= */
:root{
  color-scheme: light;
  --bg:#FFFFFF; --bg-2:#F4F5F6; --bg-3:#ECEEF0;
  --ink:#0A2140; --ink-2:#3B4758; --mute:#6B7483; --line:#DDE1E6; --line-2:#ECEEF1;
  --blue:#0078C8; --blue-dark:#005C9E; --blue-tint:#E6F3FC; --sky:#00A8F8;
  --warm:#F07A1E; --warm-text:#B8520A; --ok:#1E7A3C; --warn:#9A5B00;
  --stage:#03182B;
  --f:"Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-num:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  --h1:clamp(40px, 5.4vw, 76px); --h2:clamp(30px, 3.2vw, 46px); --h3:clamp(19px, 1.5vw, 22px);
  --lead:clamp(17px, 1.3vw, 19px);
  --r-btn:8px; --r-card:10px;
  --gutter:clamp(20px, 3.2vw, 44px); --container:1320px; --sec:clamp(72px, 8vw, 120px);
  --shadow:0 16px 40px rgba(10,33,64,.16), 0 2px 6px rgba(10,33,64,.06);
  --t-fast:150ms; --t:260ms; --ease:cubic-bezier(.2,.7,.2,1);
  /* Luftwelle aus dem Logo als Maske: linke bzw. rechte Kante geschwungen */
  --wave-left:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpath d='M16 0H100V100H0C9 82 22 68 15 48C9 31 10 13 16 0Z'/%3E%3C/svg%3E");
  --wave-right:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpath d='M0 0H90C84 18 91 36 95 52C99 70 94 86 100 100H0Z'/%3E%3C/svg%3E");
  --wave-top:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpath d='M0 8C22 0 38 0 55 5S86 12 100 4V100H0Z'/%3E%3C/svg%3E");
  --bullet:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 18'%3E%3Cpath d='M1 5C7 1 11 7 16 4S22 1 23 2' fill='none' stroke='%230078C8' stroke-width='2.4' stroke-linecap='round'/%3E%3Cpath d='M1 10C7 6 11 12 16 9S22 6 23 7' fill='none' stroke='%2300A8F8' stroke-width='2.4' stroke-linecap='round'/%3E%3Cpath d='M5 15C9 12 12 16 16 14S21 11 23 12' fill='none' stroke='%23F07A1E' stroke-width='2.4' stroke-linecap='round'/%3E%3C/svg%3E");
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--f);-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.018em;line-height:1.1;text-wrap:balance}
h1{font-size:var(--h1);font-weight:800;letter-spacing:-.025em;line-height:1.02}
h2{font-size:var(--h2);font-weight:800;letter-spacing:-.022em}
h3{font-size:var(--h3);line-height:1.25}
p{margin:0} a{color:inherit;text-decoration:none} ul,ol{margin:0;padding:0;list-style:none} figure{margin:0} fieldset{border:0;margin:0;padding:0;min-width:0}
img{max-width:100%;height:auto;display:block}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.wrap{max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.sec{padding-block:var(--sec)}
.sec-sm{padding-block:clamp(48px,5vw,72px)}
.bg-2{background:var(--bg-2)}
.lead{font-size:var(--lead);line-height:1.55;color:var(--ink-2);max-width:56ch}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--blue);margin-bottom:14px}
.kicker::before{content:"";width:22px;height:14px;background:var(--bullet) no-repeat center/contain}
.kicker.warm{color:var(--warm-text)}
.small{font-size:14px} .caption{font-size:13px;color:var(--mute);line-height:1.45}
.num{font-family:var(--f-num);font-feature-settings:"tnum";letter-spacing:-.01em}
.tnum{font-feature-settings:"tnum"}
.tbd{background:#FFF1D2;color:#6B4A00;padding:0 4px;border-radius:3px;font-size:.92em;white-space:nowrap}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.link{color:var(--blue);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.more{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-weight:700;font-size:15px}
.more::after{content:"→";transition:transform var(--t-fast) var(--ease)}
.more:hover::after{transform:translateX(3px)}
.wave-sep{display:block;width:100%;height:18px;color:var(--line)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 24px;border-radius:var(--r-btn);border:1.5px solid transparent;font-weight:700;font-size:15.5px;white-space:nowrap;transition:background var(--t-fast),border-color var(--t-fast),color var(--t-fast)}
.btn-sm{height:42px;padding:0 16px;font-size:14.5px}
.btn-primary{background:var(--blue);color:#fff} .btn-primary:hover{background:var(--blue-dark)}
.btn-dark{background:var(--ink);color:#fff} .btn-dark:hover{background:#12305A}
.btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)} .btn-secondary:hover{background:var(--ink);color:#fff}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* Formularfelder */
.input{height:52px;border:1.5px solid #C3CAD3;border-radius:var(--r-btn);padding:0 14px;background:#fff;width:100%;font-size:16px}
.input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,120,200,.18)}
.plz{display:flex;gap:8px;max-width:440px}
.plz .input{flex:1;min-width:0;letter-spacing:.04em;font-feature-settings:"tnum"}
.plz-out{font-size:14.5px;min-height:22px;margin-top:8px;font-weight:600}
.plz-out.ok{color:var(--ok)} .plz-out.edge{color:var(--warn)} .plz-out.out{color:var(--ink-2)}

/* Kopfzeile: Servicezeile + eine Navigationszeile */
.util{background:var(--ink);color:#C8D2DD;font-size:12.5px}
.util .wrap{display:flex;gap:22px;align-items:center;height:30px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.util .push{margin-left:auto}
.util .tbd{color:#6B4A00}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:saturate(1.3) blur(10px);-webkit-backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line-2)}
.hrow{display:flex;align-items:center;gap:40px;height:72px}
.logo img{height:40px;width:auto}
.mainnav ul{display:flex;gap:6px}
.mainnav a{position:relative;display:inline-flex;align-items:center;height:72px;padding:0 12px;font-size:15.5px;font-weight:600;color:var(--ink)}
.mainnav a::after{content:"";position:absolute;left:12px;right:12px;bottom:18px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:0 50%;transition:transform var(--t) var(--ease)}
.mainnav a:hover::after,.mainnav a[aria-current="page"]::after{transform:none}
.hicons{display:flex;gap:2px;margin-left:auto}
.icon{position:relative;display:inline-grid;place-items:center;width:44px;height:44px;border-radius:var(--r-btn);border:0;background:none;color:var(--ink)}
.icon:hover{background:var(--bg-2)}
.icon svg{width:22px;height:22px}
.icon .badge{position:absolute;top:4px;right:3px;min-width:18px;height:18px;border-radius:9px;background:var(--warm);color:#fff;font-size:11px;font-weight:700;display:grid;place-items:center;padding:0 4px}
.burger{display:none}
.searchbar{border-top:1px solid var(--line-2);padding-block:14px;background:#fff}
.searchbar .wrap{display:flex;gap:8px}
.mnav{border-top:1px solid var(--line-2);background:#fff;padding:8px var(--gutter) 20px}
.mnav a{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line-2);font-size:17px;font-weight:600}
@media (max-width: 900px){.mainnav{display:none}.burger{display:inline-grid}.hrow{gap:16px;height:64px}.logo img{height:32px}}

.crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:13.5px;color:var(--mute);padding-block:18px}
.crumbs li:not(:last-child)::after{content:"›";margin-left:6px}
.crumbs a:hover{color:var(--blue)}

/* Energiepfeil (EU-Farben, verschachtelte Anzeige) */
.energy{display:inline-flex;align-items:center;gap:6px;border:0;background:none;padding:2px;margin:-2px;border-radius:4px;font-size:0;cursor:pointer;vertical-align:middle}
.energy svg{height:28px;width:auto;display:block}
.energy .rng{font:700 9.5px/1.15 var(--f);color:var(--mute);text-align:left}
.fiche{font-size:13px;color:var(--ink-2);text-decoration:underline;text-underline-offset:2px}
.fiche:hover{color:var(--blue)}

/* Produktkarte: ohne Rahmen, das Foto trägt */
.pgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 20px}
@media (max-width: 1100px){.pgrid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width: 820px){.pgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.pcard{position:relative;display:flex;flex-direction:column}
.pcard .img{position:relative;aspect-ratio:4/3;background:var(--bg-2);border-radius:var(--r-card);overflow:hidden}
.pcard .img img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:12% 8%;transition:opacity var(--t),transform 600ms var(--ease)}
.pcard .img img+img{opacity:0}
.pcard:hover .img img:first-child:not(:only-child){opacity:0}
.pcard:hover .img img+img{opacity:1}
.pcard:hover .img img:only-child{transform:scale(1.03)}
.pcard .flag{position:absolute;left:12px;top:12px;background:#fff;color:var(--ink);font-size:12px;font-weight:700;padding:4px 9px;border-radius:5px;box-shadow:0 1px 2px rgba(10,33,64,.08)}
.pcard .flag.blue{background:var(--blue);color:#fff}
.pcard .flag.warm{background:var(--warm);color:#fff}
.pcard .body{padding:14px 2px 0;display:flex;flex-direction:column;gap:7px;flex:1}
.pcard .brand{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--mute)}
.pcard h3{font-size:19px;line-height:1.2}
.pcard h3 a::after{content:"";position:absolute;inset:0}
.pcard h3 a:hover{color:var(--blue)}
.pcard .facts{font-size:14.5px;color:var(--ink-2);line-height:1.5;font-feature-settings:"tnum"}
.pcard .facts b{color:var(--ink);font-weight:700}
.pcard .sizes{display:flex;flex-wrap:wrap;gap:4px;position:relative;z-index:1}
.size{height:32px;min-width:46px;padding:0 8px;border-radius:6px;border:1.5px solid var(--line);background:#fff;font:600 13.5px var(--f);font-feature-settings:"tnum";transition:all var(--t-fast)}
.size:hover:not(:disabled){border-color:var(--ink)}
.size[aria-pressed="true"]{border-color:var(--blue);background:var(--blue-tint);color:var(--blue-dark)}
.size:disabled{color:#A6AEB8;background:var(--bg-2);border-color:var(--bg-2);text-decoration:line-through;cursor:not-allowed}
.size.dim{opacity:.5}
.pcard .buy{margin-top:auto;padding-top:10px;display:grid;gap:5px}
.price-line{display:flex;justify-content:space-between;align-items:center;gap:8px;position:relative;z-index:1}
.price{font-size:25px;font-weight:800;letter-spacing:-.02em;font-feature-settings:"tnum"}
.price small{font-size:13px;font-weight:500;color:var(--mute);margin-right:3px;letter-spacing:0}
.meta{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:13px;position:relative;z-index:1}
.stock{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--ok);font-weight:600}
.stock::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.na{font-size:12.5px;color:var(--warn)}

/* Tabellen, Listen */
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--line-2);vertical-align:top}
.table thead th{font-size:13px;font-weight:700;color:var(--mute);background:var(--bg-2);border-bottom:1px solid var(--line)}
.table tbody th{font-weight:500;color:var(--ink-2)}
.table-wrap{overflow-x:auto}
.proof li{display:grid;grid-template-columns:30px 1fr;gap:10px;padding:12px 0;border-top:1px solid var(--line-2)}
.proof li::before{content:"";width:24px;height:18px;margin-top:3px;background:var(--bullet) no-repeat center/contain}
.proof b{display:block;font-size:16.5px}
.proof span{color:var(--ink-2);font-size:15px}
.checks li{display:grid;grid-template-columns:22px 1fr;gap:8px;padding:6px 0}
.checks li::before{content:"";width:16px;height:16px;margin-top:4px;background:no-repeat center/16px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5 6.5 12 13 4.5' fill='none' stroke='%231E7A3C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.checks li.no::before{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8h8' stroke='%236B7483' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E")}

/* FAQ */
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:20px 0;cursor:pointer;font-size:18px;font-weight:700}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:26px;font-weight:400;color:var(--blue);width:24px;text-align:center;flex:none}
.faq details[open] summary::after{content:"–"}
.faq .ans{padding:0 40px 20px 0;color:var(--ink-2);max-width:68ch;display:grid;gap:10px}
.faq .ans a{color:var(--blue);text-decoration:underline}

/* Foto-Platzhalter für echte Projektfotos */
.photo-slot{position:relative;background:var(--bg-3);color:#4B5663;display:flex;align-items:flex-end;overflow:hidden}
.photo-slot::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(10,33,64,.035) 0 2px,transparent 2px 14px)}
.photo-slot span{position:relative;margin:12px;background:#fff;padding:8px 12px;border-radius:6px;font-size:13px;line-height:1.4;max-width:34ch}
.photo-slot b{display:block}

/* Footer */
.brandbar{height:4px;background:linear-gradient(90deg,var(--ink) 0 25%,var(--blue) 25% 50%,var(--sky) 50% 75%,var(--warm) 75% 100%)}
.footer{background:var(--bg-2);color:var(--ink-2);font-size:14.5px;padding-bottom:32px}
.footer .cols{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px;padding-top:48px}
.footer .logo img{height:44px}
.footer h4{color:var(--ink);font-size:15px;margin-bottom:12px}
.footer li{padding:4px 0}
.footer a:hover{color:var(--blue);text-decoration:underline}
.footer .bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--mute)}
@media (max-width: 900px){.footer .cols{grid-template-columns:1fr 1fr}}

/* Dialog, Toast */
dialog{border:0;padding:0;border-radius:var(--r-card);background:#fff;color:var(--ink);box-shadow:var(--shadow);width:min(820px,calc(100% - 32px));max-height:calc(100svh - 32px)}
dialog::backdrop{background:rgba(10,33,64,.55)}
.x-close{position:absolute;top:12px;right:12px;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;font-size:20px;line-height:1}
.ld{display:grid;grid-template-columns:minmax(0,280px) 1fr;gap:24px;padding:24px}
.ld img{width:100%;height:auto;background:var(--bg-2);border-radius:6px}
.ld h2{font-size:22px;margin:4px 48px 14px 0}
.ld dl{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:14.5px;margin:0}
.ld dt{color:var(--mute)} .ld dd{margin:0;font-weight:700}
.ld-links{display:grid;gap:6px;margin-top:16px}
.ld-links a{display:flex;justify-content:space-between;padding:11px 12px;border:1px solid var(--line);border-radius:var(--r-btn);font-size:14.5px;font-weight:600}
.ld-links a:hover{border-color:var(--blue);color:var(--blue)}
@media (max-width: 640px){.ld{grid-template-columns:1fr}.ld img{max-height:48svh;object-fit:contain}}
.toast{position:fixed;left:50%;bottom:calc(88px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:90;background:var(--ink);color:#fff;padding:12px 16px;border-radius:var(--r-btn);font-size:14px;font-weight:600;box-shadow:var(--shadow);max-width:calc(100% - 32px)}
.dark .kicker{color:#7CC6FA}

@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}}

/* Kaufart-Auswahl (Nur Gerät / Mit Montage) */
.segment{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.segment>div{position:relative}
.segment input{position:absolute;opacity:0;pointer-events:none}
.segment label{display:grid;gap:2px;height:100%;padding:12px 16px;cursor:pointer;background:var(--bg-2);border:1.5px solid transparent;border-radius:var(--r-btn);transition:background var(--t-fast),border-color var(--t-fast)}
.segment label b{font-size:16px}
.segment label span{font-size:13px;color:var(--mute)}
.segment input:checked+label{background:#fff;border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
.segment input:focus-visible+label{outline:2px solid var(--blue);outline-offset:2px}
@media (max-width: 420px){.segment{grid-template-columns:1fr}}
.pcard .facts .num{font-family:var(--f);font-feature-settings:"tnum";font-weight:700;color:var(--ink);font-size:inherit}