/* ============================================================
   Gülak Fensterbau – Seitenlayout (eigene Struktur)
   Grundlayout, Kopfbereich, Hauptmenü, Startseite, Fußbereich
   und Inhaltsbausteine. Ergänzt Bootstrap 4 und modern.css.
   ============================================================ */

:root {
	--gk-orange: #ef5a00;
	--gk-orange-dark: #c94f00;
	--gk-orange-soft: #fff5ef;
	--gk-ink: #1d1d1f;
	--gk-text: #23262b;
	--gk-muted: #5b6068;
	--gk-line: #e6e8eb;
	--gk-dark: #444443;
	--gk-dark-2: #2f2f2e;
	--gk-radius: 12px;
	--gk-header-h: 92px;
	--gk-shadow: 0 6px 18px rgba(17, 24, 39, .06);
	--gk-shadow-lg: 0 12px 30px rgba(17, 24, 39, .12);
	/* Kompatibilität für Inhalte mit alten Variablennamen */
	--templatefarbe_hex: #ea5a00;
	--templatefarbe_rgb: 234, 90, 0;
	--akzentfarbe_hex: #ea5a00;
	--textfarbe_hex: #030303;
}

/* ---------- Grundlayout ---------- */
html { scroll-padding-top: calc(var(--gk-header-h) + 16px); }
body {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 16px;
	line-height: 1.65;
	color: var(--gk-text);
	background: #fff;
	overflow-x: hidden;
}
@media (min-width: 1200px) { body { font-size: 17px; line-height: 1.7; } }
.gk-wrap { position: relative; min-height: 100vh; display: flex; flex-direction: column; }
.gk-main { flex: 1 0 auto; padding: 1.5rem 0 3rem; }
.gk-home .gk-main { padding-top: 0; }
img { max-width: 100%; height: auto; }
a { color: var(--gk-text); text-decoration: underline; }
a:hover, a:focus { color: var(--gk-orange-dark); }
h1, h2, h3, h4, h5 { font-family: inherit; color: var(--gk-ink); margin: 1.4em 0 .5em; }
h1 { font-size: 1.75rem; margin-top: .4em; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }
h4, h5 { font-size: 1rem; font-weight: 700; }
@media (min-width: 992px) {
	h1 { font-size: 2.1rem; }
	h2 { font-size: 1.6rem; }
	h3 { font-size: 1.25rem; }
}
.gk-skip {
	position: absolute; left: -9999px; top: 0; z-index: 2000;
	background: var(--gk-orange); color: #fff; padding: .6em 1em; font-weight: 700;
}
.gk-skip:focus { left: 12px; top: 12px; color: #fff; }
:focus-visible { outline: 3px solid rgba(239, 90, 0, .55); outline-offset: 2px; }

/* ---------- Kopfbereich ---------- */
.gk-header { position: sticky; top: 0; z-index: 1030; background: #fff; }
.gk-topbar { background: var(--gk-dark); color: #f2f2f2; font-size: 13px; font-weight: 700; line-height: 1.4; text-align: center; padding: 4px 0; }
.gk-topbar .container { display: flex; flex-direction: column; align-items: center; }
@media (min-width: 768px) { .gk-topbar .container { flex-direction: row; justify-content: space-between; } }
.gk-topbar a { color: #fff; text-decoration: none; }
.gk-header-main { background: #fff; }
.gk-header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 1rem; }
.gk-logo { display: inline-flex; align-items: center; padding: 8px 0; }
.gk-logo img { width: auto; height: 58px; transition: height .2s ease; }
body.scrolled .gk-logo img { height: 48px; }
.gk-header-bar { height: 6px; background: var(--gk-orange); border-top: 2px solid var(--gk-dark); }
.gk-header::after { content: ""; display: block; height: 0; box-shadow: 0 6px 16px rgba(17, 24, 39, .08); opacity: 0; transition: opacity .2s ease; }
body.scrolled .gk-header::after { opacity: 1; }

/* ---------- Hauptmenü ---------- */
.gk-nav-list, .gk-nav-sub, .gk-nav-legal { list-style: none; margin: 0; padding: 0; }
.gk-nav-row { display: flex; align-items: stretch; }
.gk-nav-link { display: flex; align-items: center; text-decoration: none !important; color: var(--gk-ink); font-weight: 700; }
.gk-nav-expand { border: 0; background: transparent; cursor: pointer; padding: 0; color: inherit; display: inline-flex; align-items: center; justify-content: center; }
.gk-nav-expand span { width: 8px; height: 8px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translate(-2px, -2px); transition: transform .15s ease; }
.gk-nav-item.is-open > .gk-nav-row .gk-nav-expand span { transform: rotate(225deg) translate(-2px, -2px); }

.gk-burger {
	display: inline-flex; align-items: center; gap: .55em;
	border: 1px solid var(--gk-line); background: #fff; border-radius: 10px;
	padding: .55em .85em; font-weight: 700; color: var(--gk-ink); cursor: pointer;
}
.gk-burger-bars { display: inline-flex; flex-direction: column; gap: 4px; }
.gk-burger-bars span { display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; }
.gk-burger:hover, .gk-burger:focus { border-color: var(--gk-orange); color: var(--gk-orange-dark); }

/* Mobil: Seitenmenü von links */
@media (max-width: 991px) {
	.gk-nav {
		position: fixed; top: 0; left: 0; bottom: 0; z-index: 1050;
		width: min(86vw, 360px); background: #fff; overflow-y: auto;
		transform: translateX(-105%); transition: transform .25s ease, visibility .25s;
		visibility: hidden; box-shadow: var(--gk-shadow-lg);
		display: flex; flex-direction: column;
	}
	.gk-nav-open .gk-nav { transform: none; visibility: visible; }
	.gk-nav-open { overflow: hidden; }
	.gk-nav-open .gk-header { z-index: 1060; }
	.gk-nav-backdrop { position: fixed; inset: 0; z-index: 1040; background: rgba(17, 24, 39, .45); }
	.gk-nav-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 4px solid var(--gk-orange); }
	.gk-nav-title { font-weight: 800; font-size: 18px; }
	.gk-nav-close { border: 0; background: #f3f4f6; width: 40px; height: 40px; border-radius: 10px; font-size: 26px; line-height: 1; cursor: pointer; }
	.gk-nav-list { padding: 8px 0; }
	.gk-nav-level1 { border-bottom: 1px solid #f0f1f3; }
	.gk-nav-link { flex: 1 1 auto; padding: 13px 18px; font-size: 16px; }
	.gk-nav-level2 > .gk-nav-row .gk-nav-link { padding-left: 30px; font-size: 15px; }
	.gk-nav-level3 > .gk-nav-row .gk-nav-link { padding-left: 44px; font-size: 14px; font-weight: 600; color: var(--gk-muted); }
	.gk-nav-expand { flex: 0 0 52px; border-left: 1px solid #f0f1f3; }
	.gk-nav-sub { display: none; background: #fafafa; }
	.gk-nav-item.is-open > .gk-nav-sub { display: block; }
	.gk-nav-item.is-active > .gk-nav-row .gk-nav-link { color: var(--gk-orange-dark); }
	.gk-nav-icon-label { margin-left: .5em; }
	.gk-nav-legal { margin-top: auto; padding: 14px 18px 24px; display: flex; flex-wrap: wrap; gap: 6px 14px; border-top: 1px solid var(--gk-line); }
	.gk-nav-legal a { font-size: 14px; color: var(--gk-muted); text-decoration: none; }
}

/* Desktop: waagerechtes Menü mit Ausklappmenüs */
@media (min-width: 992px) {
	.gk-burger, .gk-nav-head, .gk-nav-legal, .gk-nav-backdrop { display: none !important; }
	.gk-nav-list { display: flex; align-items: center; gap: 2px; }
	.gk-nav-level1 { position: relative; }
	.gk-nav-level1 > .gk-nav-row .gk-nav-link { padding: .55em .7em; border-radius: 8px; font-size: 15px; }
	.gk-nav-level1 > .gk-nav-row .gk-nav-expand { width: 22px; margin-left: -6px; }
	.gk-nav-level1 > .gk-nav-row .gk-nav-expand span { width: 7px; height: 7px; }
	.gk-nav-level1 > .gk-nav-row:hover .gk-nav-link,
	.gk-nav-level1.is-active > .gk-nav-row .gk-nav-link { color: var(--gk-orange-dark); background: var(--gk-orange-soft); }
	.gk-nav-level1:first-child > .gk-nav-row .gk-nav-link { background: var(--gk-orange); color: #fff; width: 40px; height: 40px; justify-content: center; padding: 0; }
	.gk-nav-level1:first-child > .gk-nav-row .gk-nav-link:hover { background: var(--gk-orange-dark); color: #fff; }
	.gk-nav-icon-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
	.gk-nav-sub {
		position: absolute; top: 100%; left: 0; min-width: 260px; z-index: 1060;
		background: #fff; border: 1px solid var(--gk-line); border-top: 3px solid var(--gk-orange);
		border-radius: 0 0 12px 12px; box-shadow: var(--gk-shadow-lg); padding: 6px;
		opacity: 0; visibility: hidden; transform: translateY(6px);
		transition: opacity .15s ease, transform .15s ease, visibility .15s;
	}
	.gk-nav-level1:hover > .gk-nav-sub,
	.gk-nav-level1:focus-within > .gk-nav-sub,
	.gk-nav-level1.is-open > .gk-nav-sub { opacity: 1; visibility: visible; transform: none; }
	.gk-nav-level2 { position: relative; }
	.gk-nav-level2 > .gk-nav-row .gk-nav-link { flex: 1 1 auto; padding: .55em .8em; border-radius: 8px; font-size: 14px; white-space: nowrap; }
	.gk-nav-level2 > .gk-nav-row .gk-nav-expand { width: 30px; }
	.gk-nav-level2 > .gk-nav-row .gk-nav-expand span { transform: rotate(-45deg); width: 7px; height: 7px; }
	.gk-nav-level2 > .gk-nav-row:hover, .gk-nav-level2.is-active > .gk-nav-row { background: #f6f7f9; border-radius: 8px; }
	.gk-nav-level2.is-active > .gk-nav-row .gk-nav-link { color: var(--gk-orange-dark); }
	.gk-nav-level2 > .gk-nav-sub { top: -7px; left: 100%; border-radius: 12px; border-top-width: 1px; border-left: 3px solid var(--gk-orange); }
	.gk-nav-level2:hover > .gk-nav-sub,
	.gk-nav-level2:focus-within > .gk-nav-sub,
	.gk-nav-level2.is-open > .gk-nav-sub { opacity: 1; visibility: visible; transform: none; }
	.gk-nav-level3 .gk-nav-link { padding: .5em .8em; border-radius: 8px; font-size: 14px; font-weight: 600; white-space: nowrap; }
	.gk-nav-level3 .gk-nav-link:hover, .gk-nav-level3.is-active .gk-nav-link { background: #f6f7f9; color: var(--gk-orange-dark); }
}

/* ---------- Brotkrümel ---------- */
.gk-breadcrumb { display: block; background: transparent; padding: .25rem 0 1rem; margin: 0; font-size: 14px; color: var(--gk-muted); }
.gk-breadcrumb .breadcrumb-item { display: inline; padding: 0; color: var(--gk-muted); }
.gk-breadcrumb .breadcrumb-item + .breadcrumb-item::before { content: none; }
.gk-breadcrumb .breadcrumb-item.active { color: var(--gk-ink); font-weight: 700; }
.gk-page-product .gk-main, .gk-page .gk-main { padding-top: 1.2rem; }
.gk-home .gk-main { padding-top: 0; }

/* ---------- Startseite: Bühne ---------- */
.gk-hero { position: relative; overflow: hidden; background: var(--gk-dark-2); height: clamp(320px, 42vw, 640px); border-bottom: 6px solid var(--gk-orange); }
.gk-hero-slides, .gk-hero-slide { position: absolute; inset: 0; }
.gk-hero-slide { width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1.2s ease; }
.gk-hero-slide.is-active { opacity: 1; }
.gk-hero-content { position: absolute; inset: 0; display: flex; align-items: center; }
.gk-hero-box { max-width: 520px; padding: 1.6rem 1.8rem; background: rgba(255, 255, 255, .14); backdrop-filter: blur(2px); border-radius: 16px; text-align: center; }
.gk-hero-eyebrow { display: inline-block; margin: 0 0 .7rem; padding: .3em .9em; background: var(--gk-orange); color: #fff !important; text-shadow: none !important; border-radius: 999px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; line-height: 1.4; }
.gk-hero-box .btn { text-decoration: none !important; }
.gk-hero-title { margin: 0 0 1.2rem; color: #fff; font-size: clamp(1.5rem, 3.2vw, 2.6rem); font-weight: 800; line-height: 1.15; text-shadow: 0 2px 14px rgba(0, 0, 0, .55); }
.gk-hero-dots { position: absolute; left: 0; right: 0; bottom: 14px; display: flex; justify-content: center; gap: 8px; }
.gk-hero-dot { width: 11px; height: 11px; padding: 0; border-radius: 50%; border: 2px solid #fff; background: transparent; cursor: pointer; }
.gk-hero-dot.is-active { background: #fff; }
@media (max-width: 575px) {
	.gk-hero { height: 360px; }
	.gk-hero-box { margin: 0 auto; padding: 1.2rem; }
}

/* Startseite: Bildmenü */
.produktuebersicht .nooverflow { position: relative; overflow: hidden; border-radius: var(--gk-radius); box-shadow: var(--gk-shadow); background: #fff; }
.produktuebersicht .nooverflow img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .35s ease; }
.produktuebersicht .nooverflow:hover img { transform: scale(1.05); }
.produktuebersicht .nooverflow h3 { margin: 0; font-size: 15px; text-align: center; }
.produktuebersicht .nooverflow h3 a { display: block; padding: .6em .5em; background: var(--gk-orange); color: #fff; text-decoration: none; }
.produktuebersicht .nooverflow h3 a:hover { background: var(--gk-orange-dark); }

/* ---------- Fußbereich ---------- */
.gk-share { background: #f6f7f9; padding: 14px 0; border-top: 1px solid var(--gk-line); }
.gk-share-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.gk-share .shariff ul { margin: 0; padding: 0; }
.gk-footer { background: var(--gk-dark); color: #f2f2f2; padding: 2.5rem 0 1.5rem; font-size: 15px; }
.gk-footer a { color: #fff; }
.gk-footer a:hover, .gk-footer a:focus { color: #ffb37a; }
.gk-footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid rgba(255, 255, 255, .15); }
.gk-footer-address { margin: 0; line-height: 1.7; font-style: normal; }
.gk-footer-legal { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-start; }
.gk-footer .btn-footer { display: inline-block; padding: .45em .9em; border: 1px solid rgba(255, 255, 255, .35); border-radius: 8px; color: #fff; text-decoration: none; font-weight: 700; font-size: 14px; }
.gk-footer .btn-footer:hover, .gk-footer .btn-footer:focus { background: var(--gk-orange); border-color: var(--gk-orange); color: #fff; }
.gk-footer-region { margin: 1.5rem 0; }
.gk-footer-heading { font-weight: 700; margin-bottom: .5rem; }
.gk-footer-products ul { list-style: none; margin: 0; padding: 0; columns: 1; column-gap: 2rem; }
@media (min-width: 576px) { .gk-footer-products ul { columns: 2; } }
@media (min-width: 992px) { .gk-footer-products ul { columns: 3; } }
.gk-footer-products li { break-inside: avoid; padding: 2px 0; }
.gk-footer-products li.is-main { font-weight: 700; margin-top: .4rem; }
.gk-footer-products li.is-sub { padding-left: 1rem; font-size: 14px; }
.gk-footer-products a { text-decoration: none; }
.gk-footer-copy { margin: 1.5rem 0 0; font-size: 13px; color: rgba(255, 255, 255, .7); }

/* Cookie-Hinweis */
.gk-cookie {
	position: fixed; right: 16px; bottom: 16px; z-index: 1100; max-width: 360px;
	background: #fff; color: var(--gk-text); border-radius: 14px; box-shadow: var(--gk-shadow-lg);
	border: 1px solid var(--gk-line); padding: 1rem 1.1rem; font-size: 14px; line-height: 1.5;
}
.gk-cookie p { margin: 0 0 .6em; }
.gk-cookie-title { font-weight: 800; font-size: 15px; }
.gk-cookie a { color: var(--gk-orange-dark); font-weight: 700; }
@media (max-width: 575px) { .gk-cookie { left: 12px; right: 12px; bottom: 12px; max-width: none; } }

/* ---------- Produktseiten: Seitenleiste ---------- */
#sidebar { margin-bottom: 1.5rem; }
#sidebarlogo, .lieferantenlogo { margin-top: 2rem; text-align: center; }
@media (max-width: 991px) { #sidebarlogo { display: none; } }
.lieferantenlogo a { text-decoration: none; }


.gk-prodnav { background:#fff; border:1px solid #e6e8eb; border-radius:14px; padding:8px; box-shadow:0 6px 18px rgba(17,24,39,0.06); margin-bottom:15px; }
.gk-prodnav-title { display:block; font-size:19px; font-weight:800; color:#1d1d1f; text-decoration:none; padding:10px 12px 12px; border-bottom:1px solid #eef0f2; margin-bottom:6px; }
.gk-prodnav-title:hover, .gk-prodnav-title:focus { color:#eb5b00; text-decoration:none; }
.gk-prodnav-list, .gk-prodnav-sub { list-style:none; margin:0; padding:0; }
.gk-prodnav-item { margin:2px 0; }
.gk-prodnav-link { display:flex; align-items:center; gap:10px; padding:11px 12px; border-radius:10px; color:#23262b !important; font-weight:700; font-size:15px; line-height:1.25; text-decoration:none !important; border-left:3px solid transparent; transition:background .15s ease, color .15s ease, border-color .15s ease; }
.gk-prodnav-link:hover, .gk-prodnav-link:focus { background:#f6f7f9; color:#1d1d1f !important; }
.gk-prodnav-ico { flex:0 0 auto; width:34px; height:34px; display:inline-flex; align-items:center; justify-content:center; border-radius:9px; background:#f3f4f6; color:#6b7280; transition:background .15s ease, color .15s ease; }
.gk-prodnav-ico svg { width:18px; height:18px; }
.gk-prodnav-label { flex:1 1 auto; }
.gk-prodnav-caret { flex:0 0 auto; width:8px; height:8px; border-right:2px solid #b9bfc6; border-bottom:2px solid #b9bfc6; transform:rotate(-45deg); margin-right:5px; transition:transform .15s ease, border-color .15s ease; }
.gk-prodnav-item.is-active > .gk-prodnav-link { background:#fff5ef; color:#cf4f00 !important; border-left-color:#eb5b00; }
.gk-prodnav-item.is-active > .gk-prodnav-link .gk-prodnav-ico { background:#ffe7d6; color:#eb5b00; }
.gk-prodnav-item.is-active > .gk-prodnav-link .gk-prodnav-caret { transform:rotate(45deg); border-color:#eb5b00; }
.gk-prodnav-sub { margin:2px 0 8px; padding-left:44px; }
.gk-prodnav-sub li { margin:1px 0; }
.gk-prodnav-sublink { display:block; padding:8px 12px; border-radius:8px; color:#5b6068 !important; font-size:14px; font-weight:600; text-decoration:none !important; transition:background .15s ease, color .15s ease; }
.gk-prodnav-sublink:hover, .gk-prodnav-sublink:focus { background:#f6f7f9; color:#1d1d1f !important; }
.gk-prodnav-sublink.is-active { background:#fff8f3; color:#cf4f00 !important; font-weight:700; }
@media (max-width: 991px) {
    .gk-sidebar-col-mobilehide { display:none !important; }
}

/* ---------- Inhaltsbausteine ---------- */
.center { margin: 0 auto; text-align: center !important; }
.centerbox, .untertitelbox { text-align: center !important; }
.untertitelbox img { margin-bottom: 10px; }
.untertitelbox p { margin: 10px 0 30px; }
.bold { font-weight: 700; }
.kursiv { font-style: italic; }
.grau { color: #777; }
.tief { font-size: .8em; letter-spacing: 1px; vertical-align: -1px; }
.quelle { font-size: 14px; font-style: italic; margin-top: 1em; }
p.smallp { font-size: 14px; line-height: 1.4; }
.nomargintop { margin-top: 0 !important; }
.nomarginbottom { margin-bottom: 0 !important; }
.margintop1em { margin-top: 1em !important; }
.margintop2em { margin-top: 2em !important; }
.margintop3em { margin-top: 3em !important; }
.margintop4em { margin-top: 4em !important; }
.margintop5em { margin-top: 5em !important; }
.marginbottom1em { margin-bottom: 1em !important; }
.marginbottom2em { margin-bottom: 2em !important; }
.marginbottom3em { margin-bottom: 3em !important; }
.beratung { margin-top: 3em; }
.clear { clear: both; }
.bildlinks { float: left; margin: 0 2rem 1rem 0; }
a.nolink, a.nolink:hover, a.nolink:focus { text-decoration: none !important; }
a.link { font-weight: 700; }
.tellink, .tellink:hover, .tellink:focus { text-decoration: none; color: inherit; }
.telefon-link { font-size: 30px; margin-right: 5px; }
.respimg { max-width: 100%; height: auto; }
.teaser { margin-bottom: 0 !important; }
.with-icon { margin-top: 1em !important; }
.separator { display: inline-block; width: 80px; height: 2px; margin: 10px 0 30px; background: var(--gk-orange); }
.datenschutzdiv h2 { margin-top: 2.5em; }
.datenschutzdiv h3 { margin-top: 2em; }
.highlightbox { background: #f9f9f9; padding: 30px; border-radius: var(--gk-radius); }
.highlightbox table { background: transparent; width: 100%; }
.highlight-kontakt { max-width: 640px; margin: 0 auto; }
.highlight-kontakt h3 { margin-top: 0 !important; }
.adresse p { font-weight: 700; text-align: center; margin: .8em 0 0; }
.alarmbox { background: var(--gk-orange); color: #fff; padding: 1.5em 1em; margin-bottom: 30px; border-radius: var(--gk-radius); }
.alarmbox h4, .alarmbox p { margin: 0 !important; font-size: 17px; font-weight: 700; color: #fff; }
.kontaktaufruf { margin-bottom: 1em; }
.kontaktaufruf a { display: inline-block; padding: .5em 1.2em; background: var(--gk-orange); color: #fff; font-weight: 700; text-decoration: none; border-radius: 8px; }
.kontaktaufruf a:hover { background: var(--gk-orange-dark); color: #fff; }
span.rechnung { margin-left: 15px; font-size: 1.1em; }
.unterseite h1 { margin-bottom: .5em; }
@media (min-width: 768px) { .bottom-mobile { display: none !important; } }

/* Listen mit Haken */
ul.hakenliste { margin: 1.2em .3em 0 .2em; padding: 0; }
ul.hakenliste li { list-style: none; margin-bottom: 1.1em; padding-left: 1.6em; text-indent: -1.4em; }
ul.hakenliste i { color: var(--gk-orange) !important; width: 16px; margin-right: .3em; text-align: center; text-indent: 0; }

/* Buttons */
.btn-kontakt { background: var(--gk-orange); border-color: transparent; color: #fff !important; text-decoration: none !important; margin: .25em; }
.btn-kontakt:hover, .btn-kontakt:focus { background: var(--gk-orange-dark); color: #fff !important; }
.sendbutton .btn, .sendbutton button { color: #fff; }

/* Wissen von A-Z */

/* Unternavigation auf Produktseiten */
nav.produktsubnav ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 24px; padding: 0 0 14px; list-style: none; border-bottom: 2px solid var(--gk-line); }
nav.produktsubnav ul li { flex: 1 1 160px; }
nav.produktsubnav ul li a { display: block; padding: .6em .8em; background: #f2f2f2; border-radius: 8px; text-align: center; font-weight: 700; text-decoration: none; }
nav.produktsubnav ul li a:hover, nav.produktsubnav ul li a.active { background: var(--gk-orange); color: #fff; }

/* Formulare */
.form-control { border-color: #c9cdd2; border-radius: 8px; }
.form-control:focus { border-color: var(--gk-orange); box-shadow: 0 0 0 3px rgba(239, 90, 0, .15); outline: 0; }
.form input, .form textarea { position: static !important; display: block !important; }
.form .form-check-input, .form input[type="checkbox"], .form input[type="radio"] { display: inline-block !important; }

/* Kontakt: Öffnungszeiten */
.zeiten { font-size: 16px; margin-bottom: 1rem; }
.zeiten td { padding-right: 40px; vertical-align: top; }
.zeiten p { margin: 0; }

/* Aktuelles und Jobs */
ul.listNews { margin: 0; padding: 0; list-style: none; }
.listNews a { color: inherit; text-decoration: underline; }
.newsli { margin: 2em 0 3em; padding: 1.4em 1.5em; background: linear-gradient(170deg, #f0f0f0 0%, #fff 80%); border-radius: var(--gk-radius); }
.datumsangabe { color: var(--gk-orange-dark); margin: 0 !important; }
.headline { font-weight: 700; margin-top: .2em !important; }
.autor { margin: 0 !important; padding-bottom: 8px; border-bottom: 1px solid currentColor; font-size: 14px !important; font-style: italic; line-height: 1.4; }
.fr-view iframe { display: block; width: 100%; }
.fr-view h2, .fr-view h3, .fr-view h4 { margin-top: 0 !important; }

/* Sitemap */
.sitemap1, .sitemap2, .sitemap3 { list-style: none; line-height: 1.3; margin-bottom: .35em; }
.sitemap1 a, .sitemap2 a, .sitemap3 a { color: inherit; }
.sitemap1 { margin-left: 0; font-size: 1.05em; font-weight: 700; margin-top: .8em; }
.sitemap2 { margin-left: 1em; }
.sitemap3 { margin-left: 2em; font-size: .95em; }

.share-pfeil { width: 400px; max-width: 100%; margin: 0 0 20px; }
.startheaders { padding-top: 1em; }

#error-Box { margin-bottom: 1em; padding: .6em .8em; border: 1px solid #d93025; border-radius: 8px; background: #fdecea; color: #b3261e; font-weight: 700; text-align: center; font-size: .9em; }
#error-Box h5 { margin: 0; color: inherit; font-size: inherit; }
#news h2 { margin-bottom: .6em; }
#news h3 { margin-bottom: .4em; }
#sitemapliste ul { margin: 0; padding-left: 0; }
#highlight1 img, #highlight2 img { width: 100%; margin-top: 1em; }
@media (min-width: 768px) { #highlight1 { border-right: 1px solid #ddd; padding-right: 20px; } }

/* Wird nur auf dem Bildschirm benötigt */
@media print {
	.gk-topbar, .gk-burger, .gk-nav, .gk-header-actions, .gk-share, .gk-to-top, .gk-mobilebar, .gk-cookie { display: none !important; }
	.gk-header { position: static; }
}

/* ============================================================
   Kopfbereich (neu): Info-Leiste, Logo, Menü, Anfrage-Button
   ============================================================ */
.gk-topbar { text-align: left; padding: 6px 0; font-weight: 400; }
.gk-topbar .container { flex-direction: row; justify-content: space-between; gap: 1rem; }
.gk-topbar i { color: #ffb37a; margin-right: .25em; }
.gk-topbar-phone { margin-left: 1rem; font-weight: 700; }
.gk-header-inner { min-height: 72px; }
.gk-header-actions { display: flex; align-items: center; gap: .5rem; }
.gk-header-cta { align-items: center; gap: .45em; white-space: nowrap; font-weight: 700; border-radius: 10px; padding: .6em 1em; }
.gk-icon-btn {
	display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px;
	border-radius: 10px; background: var(--gk-orange); color: #fff !important; text-decoration: none !important;
}
.gk-icon-btn:hover, .gk-icon-btn:focus { background: var(--gk-orange-dark); }
.gk-nav-cta { display: none; }
@media (max-width: 991px) {
	.gk-nav-cta { display: block; padding: 16px 18px 6px; }
	.gk-nav-cta .btn { margin-bottom: .5rem; font-weight: 700; border-radius: 10px; }
	.gk-nav-cta .gk-small { text-align: center; margin: 0; }
	.gk-burger-text { display: none; }
	.gk-logo img { height: 48px; }
}
@media (min-width: 992px) {
	.gk-header-inner { gap: 1.2rem; }
	.gk-nav { flex: 1 1 auto; display: flex; justify-content: center; }
}
@media (min-width: 992px) and (max-width: 1199px) {
	.gk-nav-level1 > .gk-nav-row .gk-nav-link { padding: .5em .5em; font-size: 14px; }
	.gk-header-cta { font-size: 14px; padding: .55em .8em; }
}

/* Schnellzugriff unten (Handy/Tablet) */
.gk-mobilebar {
	position: fixed; left: 0; right: 0; bottom: 0; z-index: 1035;
	display: flex; background: #fff; border-top: 1px solid var(--gk-line);
	box-shadow: 0 -6px 18px rgba(17, 24, 39, .08); padding-bottom: env(safe-area-inset-bottom);
}
.gk-mobilebar a {
	flex: 1 1 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
	min-height: 58px; font-size: 13px; font-weight: 700; color: var(--gk-ink) !important; text-decoration: none !important;
}
.gk-mobilebar a i { font-size: 18px; color: var(--gk-orange); }
.gk-mobilebar a.is-primary { background: var(--gk-orange); color: #fff !important; }
.gk-mobilebar a.is-primary i { color: #fff; }
@media (max-width: 991px) {
	body { padding-bottom: 58px; }
	.gk-to-top { bottom: 72px; }
	.gk-cookie { bottom: 70px; }
}

/* Fußbereich: Öffnungszeiten */
.gk-footer-hours { line-height: 1.7; }

/* ============================================================
   Bausteine für Inhaltsseiten
   ============================================================ */
.gk-lead { font-size: 1.1rem; color: var(--gk-muted); max-width: 820px; margin-bottom: 1.6rem; }
.gk-small { font-size: 14px; color: var(--gk-muted); }
.gk-mt { margin-top: 1rem; }
.gk-card { background: #fff; border: 1px solid var(--gk-line); border-radius: 14px; box-shadow: var(--gk-shadow); padding: 1.4rem 1.5rem; margin-bottom: 1.5rem; }
.gk-card h2:first-child, .gk-card h3:first-child { margin-top: 0; }
.gk-card-soft { background: var(--gk-orange-soft); border-color: #ffd9c2; }
.gk-card-title { font-weight: 800; font-size: 1.15rem; margin: 0 0 .4rem; color: var(--gk-ink); }
.gk-card-sub { font-weight: 700; margin: 1rem 0 .3rem; }
.gk-card-note { font-size: 14px; color: var(--gk-muted); }
.gk-contact-list { list-style: none; margin: .8rem 0 0; padding: 0; }
.gk-contact-list li { display: flex; align-items: center; gap: .6em; padding: .25em 0; }
.gk-contact-list i { width: 18px; color: var(--gk-orange); text-align: center; }
.gk-contact-list a { font-weight: 700; text-decoration: none; }
.gk-hours th { font-weight: 400; padding-right: 1.2rem; vertical-align: top; }
.gk-hours td { font-weight: 700; }
.gk-success { border-left: 5px solid #1e8e3e; }
.gk-success h2 i { color: #1e8e3e; }
.gk-alert { margin-bottom: 1rem; padding: .75rem 1rem; border-radius: 8px; background: #fdecea; color: #b3261e; font-weight: 700; }
.gk-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.gk-form label { font-weight: 700; margin-bottom: .3rem; }
.gk-form .form-control { min-height: 46px; }
.gk-form .btn-lg { border-radius: 10px; font-weight: 700; }

.gk-quick-actions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.gk-quick-action {
	display: flex; align-items: center; gap: .9rem; padding: 1rem 1.1rem; border: 1px solid var(--gk-line);
	border-radius: 14px; background: #fff; box-shadow: var(--gk-shadow); text-decoration: none !important; color: var(--gk-text) !important;
	transition: border-color .15s ease, transform .15s ease;
}
.gk-quick-action:hover, .gk-quick-action:focus { border-color: var(--gk-orange); transform: translateY(-2px); }
.gk-quick-action i { flex: 0 0 46px; height: 46px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; background: var(--gk-orange-soft); color: var(--gk-orange); font-size: 20px; }
.gk-quick-action span { display: flex; flex-direction: column; font-size: 14px; color: var(--gk-muted); }
.gk-quick-action strong { font-size: 16px; color: var(--gk-ink); }
@media (max-width: 767px) { .gk-quick-actions { grid-template-columns: 1fr; gap: .6rem; } }

.gk-map { position: relative; display: block; border-radius: 14px; overflow: hidden; box-shadow: var(--gk-shadow); }
.gk-map img { display: block; width: 100%; }
.gk-map-hint { position: absolute; left: 12px; bottom: 12px; background: #fff; border-radius: 999px; padding: .35em .9em; font-size: 14px; font-weight: 700; color: var(--gk-ink); box-shadow: var(--gk-shadow); }

.gk-jump { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 1.5rem; }
.gk-jump-link { display: inline-flex; align-items: center; gap: .5em; padding: .55em 1em; border-radius: 999px; background: var(--gk-orange-soft); color: var(--gk-orange-dark) !important; font-weight: 700; text-decoration: none !important; }
.gk-post-date { margin: 0; font-size: 14px; color: var(--gk-orange-dark); font-weight: 700; }
.gk-post-title { margin-top: .2em !important; }
.gk-post-body ul { padding-left: 1.2rem; }
.gk-post-body li { margin-bottom: .3em; }

.gk-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 2rem; }
.gk-gallery-item { display: block; border-radius: 12px; overflow: hidden; box-shadow: var(--gk-shadow); }
.gk-gallery-item img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .35s ease; }
.gk-gallery-item:hover img { transform: scale(1.04); }
@media (max-width: 767px) { .gk-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.gk-cta-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.gk-cta-card h2 { margin-top: 0; }
.gk-cta-card p { margin: 0; }
.gk-cta-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.gk-cta-actions .btn { border-radius: 10px; font-weight: 700; }

.gk-sitemap ul { list-style: none; padding-left: 0; }
.gk-sitemap ul ul { padding-left: 1.2rem; border-left: 2px solid var(--gk-line); margin: .3rem 0 .6rem .3rem; }
.gk-sitemap > ul > li { margin-bottom: .6rem; font-weight: 700; }
.gk-sitemap ul ul li { font-weight: 400; padding: .1rem 0; }

/* ============================================================
   Startseite (neu)
   ============================================================ */
.gk-hero { height: clamp(460px, 46vw, 640px); }
.gk-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(20, 20, 20, .72) 0%, rgba(20, 20, 20, .35) 55%, rgba(20, 20, 20, .1) 100%); }
.gk-hero-content { z-index: 2; }
.gk-hero-box { max-width: 620px; padding: 0; background: none; backdrop-filter: none; text-align: left; }
.gk-hero-title { font-size: clamp(1.8rem, 3.6vw, 3rem); margin: 0 0 .8rem; color: #fff; }
.gk-hero-text { color: #f2f2f2; font-size: 1.1rem; margin: 0 0 1.4rem; max-width: 520px; }
.gk-hero-actions { display: flex; flex-wrap: wrap; gap: .7rem; }
.gk-hero-actions .btn { border-radius: 10px; font-weight: 700; padding: .75em 1.3em; }
.gk-hero-actions .btn-light { color: var(--gk-ink); }
.gk-hero-dots { z-index: 3; }
@media (max-width: 575px) {
	.gk-hero { height: 520px; }
	.gk-hero::after { background: linear-gradient(180deg, rgba(20, 20, 20, .35) 0%, rgba(20, 20, 20, .75) 70%); }
	.gk-hero-content { align-items: flex-end; padding-bottom: 3rem; }
	.gk-hero-actions .btn { flex: 1 1 100%; }
}

.gk-trust { background: #fff; border-bottom: 1px solid var(--gk-line); }
.gk-trust-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; list-style: none; margin: 0; padding: 1.2rem 0; }
.gk-trust-list li { display: flex; align-items: center; gap: .7rem; font-size: 15px; line-height: 1.3; }
.gk-trust-list i { flex: 0 0 42px; height: 42px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--gk-orange-soft); color: var(--gk-orange); font-size: 18px; }
.gk-trust-list strong { display: block; color: var(--gk-ink); }
@media (max-width: 991px) { .gk-trust-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .gk-trust-list { grid-template-columns: 1fr; gap: .7rem; } }

.gk-section { padding: 3.5rem 0; }
.gk-section-soft { background: #f6f7f9; }
.gk-section-head { max-width: 760px; margin: 0 auto 2rem; text-align: center; }
.gk-section-head h2 { margin-top: 0; }
.gk-section-head p { color: var(--gk-muted); margin: 0; }
@media (max-width: 575px) { .gk-section { padding: 2.5rem 0; } }

.gk-products { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; }
.gk-product {
	position: relative; display: flex; flex-direction: column; background: #fff; border-radius: 14px; overflow: hidden;
	box-shadow: var(--gk-shadow); border: 1px solid var(--gk-line); text-decoration: none !important; color: var(--gk-text) !important;
	transition: transform .2s ease, box-shadow .2s ease;
}
.gk-product:hover, .gk-product:focus { transform: translateY(-3px); box-shadow: var(--gk-shadow-lg); }
.gk-product img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.gk-product-body { padding: 1rem 1.1rem 1.1rem; display: flex; flex-direction: column; flex: 1 1 auto; }
.gk-product-title { font-size: 1.1rem; font-weight: 800; color: var(--gk-ink); margin: 0 0 .3rem; }
.gk-product-text { font-size: 15px; color: var(--gk-muted); margin: 0 0 .8rem; }
.gk-product-more { margin-top: auto; font-weight: 700; color: var(--gk-orange-dark); }
@media (max-width: 991px) { .gk-products { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 575px) { .gk-products { grid-template-columns: 1fr; gap: .9rem; } .gk-product { flex-direction: row; } .gk-product img { width: 38%; aspect-ratio: auto; } .gk-product-text { display: none; } .gk-product-body { justify-content: center; } }
.gk-more-links { text-align: center; margin-top: 1.4rem; }
.gk-more-links a { display: inline-block; margin: .25rem .5rem; font-weight: 700; color: var(--gk-orange-dark); }

.gk-split { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: center; }
.gk-split img { width: 100%; border-radius: 16px; box-shadow: var(--gk-shadow-lg); }
.gk-split h2 { margin-top: 0; }
.gk-checks { list-style: none; padding: 0; margin: 1rem 0 1.4rem; }
.gk-checks li { position: relative; padding-left: 1.8rem; margin-bottom: .5rem; }
.gk-checks li::before { content: "\f00c"; font-family: "Font Awesome 5 Free"; font-weight: 900; position: absolute; left: 0; top: 0; color: var(--gk-orange); }
.gk-eyebrow { display: inline-block; margin-bottom: .6rem; padding: .25em .8em; border-radius: 999px; background: var(--gk-orange-soft); color: var(--gk-orange-dark); font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
@media (max-width: 991px) { .gk-split { grid-template-columns: 1fr; gap: 1.5rem; } }

.gk-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.2rem; list-style: none; padding: 0; margin: 0; counter-reset: gkstep; }
.gk-steps li { position: relative; background: #fff; border-radius: 14px; padding: 1.4rem 1.2rem 1.2rem; box-shadow: var(--gk-shadow); border-top: 4px solid var(--gk-orange); counter-increment: gkstep; }
.gk-steps li::before { content: counter(gkstep); display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: var(--gk-orange); color: #fff; font-weight: 800; margin-bottom: .7rem; }
.gk-steps h3 { margin: 0 0 .3rem; font-size: 1.05rem; }
.gk-steps p { margin: 0; font-size: 15px; color: var(--gk-muted); }
@media (max-width: 991px) { .gk-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 575px) { .gk-steps { grid-template-columns: 1fr; } }

.gk-banner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; background: linear-gradient(135deg, #2f2f2e, #1d1d1f); color: #fff; border-radius: 16px; padding: 1.6rem 1.8rem; }
.gk-banner h2 { color: #fff; margin: 0 0 .3rem; }
.gk-banner p { margin: 0; color: #e6e6e6; }
.gk-banner .btn { border-radius: 10px; font-weight: 700; }
.gk-hero-eyebrow { display: inline-block; margin: 0 0 .7rem; padding: .3em .9em; border-radius: 999px; background: var(--gk-orange); color: #fff; font-size: 13px; font-weight: 700; letter-spacing: .03em; }
.btn, .btn:hover, .btn:focus { text-decoration: none !important; }
.gk-hero-actions .btn { white-space: normal; max-width: 100%; }
body.gk-nav-open .gk-cookie, body.gk-nav-open .gk-mobilebar { display: none; }
@media (max-width: 575px) {
	.gk-cookie { padding: .7rem .9rem; font-size: 13px; display: flex; flex-wrap: wrap; align-items: center; gap: .4rem .8rem; }
	.gk-cookie-title { display: none; }
	.gk-cookie p { margin: 0; flex: 1 1 200px; }
	.gk-cookie .btn { padding: .35em .9em; }
	.gk-hero-box { max-width: 100%; }
	.gk-hero-eyebrow { font-size: 11px; }
}

/* Produkt-Kacheln in Übersichten */
.gk-tiles { margin: 1rem 0 2rem; }
.gk-tiles .gk-product-title { font-size: 1.05rem; }
@media (min-width: 992px) { #productcontent .gk-tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* Bilder in Produktinhalten */
img.teaser, img.teaser2 { display: block; width: 100%; height: auto; }

/* Technik-Tabellen auf schmalen Bildschirmen */
#productcontent table.technik { table-layout: fixed; }
#productcontent table.technik td { overflow-wrap: anywhere; hyphens: auto; }

/* Beratungs-Abschluss auf Produktseiten */
.gk-outro { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem 2rem; margin: 2.5rem 0 1.2rem; padding: 1.6rem 1.8rem; background: var(--gk-orange-soft); border: 1px solid #ffd9c2; border-radius: 16px; }
.gk-outro-text { flex: 1 1 340px; }
.gk-outro h2 { margin: 0 0 .35rem; font-size: 1.35rem; }
.gk-outro p { margin: 0; color: #3a3f47; }
.gk-outro-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.gk-outro-actions .btn { display: inline-flex; align-items: center; gap: .5em; padding: .7em 1.15em; border-radius: 10px; font-weight: 700; text-decoration: none; border: 2px solid transparent; }
.gk-outro-primary { background: var(--gk-orange); color: #fff !important; }
.gk-outro-primary:hover { background: var(--gk-orange-dark); }
.gk-outro-phone { background: var(--gk-ink); color: #fff !important; }
.gk-outro-phone:hover { background: #000; }
.gk-outro-ghost { background: #fff; color: var(--gk-ink) !important; border-color: var(--gk-line) !important; }
.gk-outro-ghost:hover { border-color: var(--gk-orange) !important; color: var(--gk-orange-dark) !important; }
@media (max-width: 575px) {
    .gk-outro { padding: 1.3rem 1.1rem; }
    .gk-outro-actions { width: 100%; }
    .gk-outro-actions .btn { flex: 1 1 calc(50% - .6rem); justify-content: center; }
    .gk-outro-primary, .gk-outro-phone { flex-basis: 100% !important; }
}

/* Chip-Navigation (Unterseiten, A–Z) */
.gk-chipnav { display: flex; flex-wrap: wrap; gap: .45rem; margin: 0 0 1.8rem; padding: 0; list-style: none; }
.gk-chipnav a { display: inline-block; padding: .45em .95em; border-radius: 999px; background: #fff; border: 1px solid var(--gk-line); color: var(--gk-ink); font-weight: 600; font-size: .92rem; text-decoration: none; }
.gk-chipnav a:hover { border-color: var(--gk-orange); color: var(--gk-orange-dark); }
.gk-chipnav a[aria-current="page"] { background: var(--gk-orange); border-color: var(--gk-orange); color: #fff; }

/* Wissen von A–Z */
table.wissentable { width: 100%; border-collapse: separate; border-spacing: 0 1rem; }
table.wissentable td { vertical-align: top; background: #fff; border-top: 1px solid var(--gk-line); border-bottom: 1px solid var(--gk-line); padding: 1rem 1.2rem; }
table.wissentable td.wissentd1 { width: 160px; border-left: 1px solid var(--gk-line); border-radius: 14px 0 0 14px; }
table.wissentable td.wissentd2 { border-right: 1px solid var(--gk-line); border-radius: 0 14px 14px 0; }
table.wissentable td.wissentd1 img { width: 100%; border-radius: 10px; }
table.wissentable h5 { margin: 0 0 .4rem; font-weight: 800; scroll-margin-top: 110px; }
@media (max-width: 575px) {
    table.wissentable, table.wissentable tbody, table.wissentable tr, table.wissentable td { display: block; width: 100% !important; }
    table.wissentable tr { margin-bottom: 1rem; }
    table.wissentable td.wissentd1 { border: 1px solid var(--gk-line); border-bottom: 0; border-radius: 14px 14px 0 0; padding-bottom: 0; }
    table.wissentable td.wissentd1 img { max-height: 160px; object-fit: cover; }
    table.wissentable td.wissentd2 { border: 1px solid var(--gk-line); border-top: 0; border-radius: 0 0 14px 14px; }
}