/* ============ ATI Gebäudemanagement – Stylesheet ============ */
:root{
	--green:#7cc548;
	--green-dark:#6cb33b;
	--ink:#222;
	--muted:#666;
	--gray-bg:#e9ecef;
	--dark:#171717;
	--footer-text:#999;
	--footer-head:#ddd;
	--radius:4px;
	--container:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
/* sanfter Seiten-Einblendeffekt beim Laden / Seitenwechsel */
@keyframes page-fade{from{opacity:0}to{opacity:1}}
body{animation:page-fade .55s ease both}
body{
	font-family:"Open Sans",Arial,sans-serif;
	color:var(--ink);
	line-height:1.7;
	font-size:16px;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

h1,h2,h3{line-height:1.25;color:var(--ink)}

/* ---- Buttons ---- */
.btn{
	display:inline-block;background:var(--green);color:#fff;
	padding:13px 32px;font-weight:600;font-size:15px;
	border-radius:var(--radius);transition:background .25s ease,transform .15s ease;
	border:none;cursor:pointer;
}
.btn:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-lg{padding:16px 42px;font-size:16px}

.eyebrow{
	display:block;color:var(--green);font-size:14px;font-weight:600;
	letter-spacing:.5px;margin-bottom:8px;text-transform:uppercase;
}

/* ---- Header ---- */
.site-header{
	position:fixed;top:0;left:0;width:100%;z-index:100;
	padding:18px 0;transition:background .3s ease,padding .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{background:#fff;padding:10px 0;box-shadow:0 2px 14px rgba(0,0,0,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo img{height:46px;width:auto;filter:brightness(0) invert(1);transition:filter .3s ease}
.site-header.scrolled .logo img{filter:none}
.main-nav ul{list-style:none;display:flex;gap:30px}
.main-nav a{
	color:#fff;font-weight:600;font-size:15px;padding:6px 0;
	position:relative;transition:color .2s ease;
}
.site-header.scrolled .main-nav a{color:var(--ink)}
.main-nav a:hover,.main-nav a.active{color:var(--green)}
.site-header.scrolled .main-nav a:hover,.site-header.scrolled .main-nav a.active{color:var(--green)}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:26px;height:3px;background:#fff;border-radius:2px;transition:.3s}
.site-header.scrolled .nav-toggle span{background:var(--ink)}

/* ---- Hero slider ---- */
.hero{position:relative;height:100vh;min-height:620px;overflow:hidden}
.hero-track{display:flex;height:100%;width:100%;transition:transform 1.05s cubic-bezier(.4,0,.2,1);will-change:transform}
.hero-slide{
	position:relative;flex:0 0 100%;width:100%;height:100%;
	display:flex;align-items:center;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.hero-slide::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.45);z-index:1}
.hero-content{position:relative;z-index:2;color:#fff;max-width:760px;text-align:center;margin-inline:auto}
.hero-content h1{font-size:40px;font-weight:700;color:#fff;margin-bottom:22px}
.hero-content p{font-size:18px;margin-bottom:30px;opacity:.95}
.hero-dots{position:absolute;bottom:28px;left:0;right:0;display:flex;gap:10px;justify-content:center;z-index:5}
.hero-dots button{
	width:12px;height:12px;border-radius:50%;border:2px solid #fff;
	background:transparent;cursor:pointer;padding:0;transition:.25s;
}
.hero-dots button.active{background:#fff}

/* ---- Values ---- */
.values{padding:90px 0}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.value-card{
	background:#fff;padding:38px 32px;border-radius:var(--radius);
	box-shadow:0 6px 30px rgba(0,0,0,.07);text-align:center;
	transition:transform .25s ease,box-shadow .25s ease;
}
.value-card:hover{transform:translateY(-6px);box-shadow:0 14px 40px rgba(0,0,0,.12)}
.value-card h3{font-size:22px;font-weight:600;margin-bottom:14px}
.value-card p{color:var(--muted)}

/* ---- Pluspunkte ---- */
.pluspunkte{background:var(--gray-bg)}
.pluspunkte-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:50px}
.pluspunkte-image{padding:40px 0}
.pluspunkte-text{padding:60px 0}
.pluspunkte-text h2{font-size:28px;font-weight:700;margin-bottom:20px}
.pluspunkte-text p{color:var(--muted)}

/* ---- CTA ---- */
.cta{position:relative;background-size:cover;background-position:center;background-attachment:fixed;padding:95px 0;text-align:center}
.cta-overlay{position:absolute;inset:0;background:rgba(199,207,212,.88)}
.cta-content{position:relative}
.cta-content h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:34px;text-transform:uppercase;letter-spacing:.5px}
.cta-content h2::after{content:"";display:block;width:55px;height:3px;background:var(--green);margin:16px auto 0}

/* ---- Services ---- */
.services{padding:80px 0}
.services:nth-of-type(even){background:#fff}
.section-head{margin-bottom:50px;max-width:760px}
.section-head h2{font-size:28px;font-weight:700;margin-bottom:14px}
.section-head h2::after{content:"";display:block;width:55px;height:3px;background:var(--green);margin-top:16px}
.section-sub{color:var(--muted)}

.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.service-card{
	background:#fff;border:1px solid #eee;border-radius:var(--radius);
	padding:42px 30px;text-align:center;
	box-shadow:0 6px 30px rgba(0,0,0,.06);
	transition:transform .25s ease,box-shadow .25s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 44px rgba(0,0,0,.12)}
.icon-check{
	display:inline-flex;align-items:center;justify-content:center;
	width:54px;height:54px;margin-bottom:20px;
}
.icon-check::before{
	content:"";width:54px;height:54px;display:block;
	background:no-repeat center/contain;
	background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512' fill='%237cc548'%3E%3Cpath d='M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8zm0 448c-110.5 0-200-89.5-200-200S145.5 56 256 56s200 89.5 200 200-89.5 200-200 200zm140.2-235.8L223.9 392.3c-4.7 4.7-12.3 4.7-17 0l-92.1-92.1c-4.7-4.7-4.7-12.3 0-17l28.3-28.3c4.7-4.7 12.3-4.7 17 0l55.3 55.3 135.5-135.6c4.7-4.7 12.3-4.7 17 0l28.3 28.3c4.6 4.7 4.6 12.3-.3 17z'/%3E%3C/svg%3E");
}
.service-card h3{font-size:22px;font-weight:600;margin-bottom:14px}
.service-card p{color:var(--muted);margin-bottom:14px}
.service-list{list-style:none}
.service-list li{font-weight:600;color:var(--ink);padding:5px 0}

/* ---- Partner (Vertrauensband – schmaler Streifen direkt unter dem Hero) ---- */
.partners{background:var(--gray-bg);padding:34px 0;text-align:center;border-bottom:1px solid #dde1e5}
.partners .peyebrow{
	display:block;color:var(--muted);font-size:12px;font-weight:700;
	letter-spacing:.22em;text-transform:uppercase;margin-bottom:20px;
}
.marquee{
	overflow:hidden;
	-webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);
	mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);
}
.marquee-track{display:flex;align-items:center;width:max-content;animation:marquee 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.pmark{
	flex:0 0 auto;white-space:nowrap;margin:0 38px;
	font-size:18px;font-weight:700;color:#8a9199;transition:color .2s ease;
}
a.pmark:hover{color:var(--green)}
.partners-note{
	max-width:720px;margin:20px auto 0;
	color:var(--muted);font-size:14px;line-height:1.6;
}
@media(prefers-reduced-motion:reduce){
	.marquee{-webkit-mask-image:none;mask-image:none}
	.marquee-track{animation:none;flex-wrap:wrap;justify-content:center}
}

/* ---- Footer ---- */
.site-footer{background:var(--dark);color:var(--footer-text);padding-top:70px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1.2fr 1.3fr;gap:34px;padding-bottom:50px}
.footer-col h3{color:var(--footer-head);font-size:20px;font-weight:600;margin-bottom:18px;position:relative;padding-bottom:12px}
.footer-col h3::after{content:"";position:absolute;left:0;bottom:0;width:36px;height:3px;background:var(--green)}
.footer-col h3.footer-sub{margin-top:26px;font-size:17px;font-weight:400}
.footer-col p{margin-bottom:10px;font-size:15px}
.footer-col a:hover{color:var(--green)}
.footer-links{list-style:none}
.footer-links li{padding:5px 0}
.footer-brand img{height:48px;width:auto;margin-bottom:14px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:14px;text-align:center}

/* ---- Subpage / legal ---- */
.subpage{padding-top:76px}
.page-banner{background:var(--gray-bg);padding:50px 0}
.page-banner h1{font-size:32px;font-weight:700}
.legal-page{padding:60px 0 80px}
.legal-narrow{max-width:860px}
.legal-block{margin-bottom:50px}
.legal-block h2{font-size:26px;font-weight:700;margin-bottom:8px}
.legal-block h2::after{content:"";display:block;width:55px;height:3px;background:var(--green);margin:14px 0 24px}
.legal-block h3{font-size:18px;font-weight:600;margin:26px 0 10px}
.legal-block p{color:var(--muted);margin-bottom:14px}
.legal-block ul{color:var(--muted);margin:0 0 14px 22px}
.legal-block li{margin-bottom:8px}
.legal-date{font-style:italic;font-size:14px;margin-top:24px}

/* ---- Floating buttons (WhatsApp + nach oben) ---- */
.fab{
	position:fixed;z-index:200;display:flex;align-items:center;justify-content:center;
	width:56px;height:56px;border-radius:50%;color:#fff;border:0;cursor:pointer;
	box-shadow:0 6px 20px rgba(0,0,0,.25);
	transition:transform .2s ease,opacity .3s ease,visibility .3s ease,background .2s ease;
}
.fab:hover{transform:translateY(-3px)}
.fab-wa{left:24px;bottom:24px;background:#25d366}
.fab-wa:hover{background:#1ebe5b}
.fab-wa svg{width:32px;height:32px;fill:currentColor}
.fab-top{right:24px;bottom:24px;background:var(--green);opacity:0;visibility:hidden}
.fab-top.show{opacity:1;visibility:visible}
.fab-top:hover{background:var(--green-dark)}
.fab-top svg{width:26px;height:26px}
@media(max-width:560px){
	.fab{width:50px;height:50px}
	.fab-wa{left:18px;bottom:18px}
	.fab-top{right:18px;bottom:18px}
}

/* ---- Responsive ---- */
@media(max-width:992px){
	.footer-grid{grid-template-columns:1fr 1fr}
	.values-grid,.cards-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
	.nav-toggle{display:flex}
	.main-nav{
		position:absolute;top:100%;left:0;right:0;background:#fff;
		flex-direction:column;display:none;box-shadow:0 10px 30px rgba(0,0,0,.12);
	}
	.main-nav.open{display:block}
	.main-nav ul{flex-direction:column;gap:0}
	.main-nav li{border-bottom:1px solid #f0f0f0}
	.main-nav a{display:block;color:var(--ink);padding:14px 22px}
	.hero-content h1{font-size:30px}
	.pluspunkte-grid{grid-template-columns:1fr;gap:0}
	.pluspunkte-image{padding-top:60px}
	.pluspunkte-text{padding-top:20px}
	.cta{background-attachment:scroll}
}
@media(max-width:560px){
	.values-grid,.cards-grid,.footer-grid{grid-template-columns:1fr}
	.values{padding:60px 0}
}