/* Aerosols Germany – eigenes CSS, keine Frameworks, keine externen Fonts */
:root{
  --c-bg:#ffffff;--c-bg-alt:#f3f4f6;--c-text:#1f2328;--c-muted:#5f6b7a;--c-line:#d9dee5;
  --c-primary:#1f2a37;--c-accent:#e8590c;--c-accent-dark:#c74a06;--c-ok:#1b7f3b;--c-err:#b42318;
  --radius:6px;--wrap:1140px;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.55;color:var(--c-text);background:var(--c-bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary)}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;color:var(--c-primary);font-weight:700}
h1{font-size:clamp(28px,4vw,42px)}
h2{font-size:clamp(22px,3vw,30px);margin-top:1.4em}
h3,.h3{font-size:20px}
h4,.h4{font-size:17px}
p{margin:0 0 1em}
.lead{font-size:1.15em;color:var(--c-muted)}
.muted{color:var(--c-muted)}
.small{font-size:.9em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}
.section{padding:40px 16px}
.section-alt{background:var(--c-bg-alt)}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px;z-index:100}
.skip:focus{left:8px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--c-primary);color:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.header-row{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;font-size:19px;white-space:nowrap;flex-shrink:0}
.brand img{width:40px;height:40px}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.main-nav a{color:#fff;text-decoration:none;padding:10px 12px;display:block;border-radius:var(--radius);white-space:nowrap;font-size:15px}
.has-sub>a::after{content:"\25BE";font-size:11px;margin-left:5px;opacity:.7}
.main-nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.main-nav .cta a.btn{padding:8px 16px}
.has-sub{position:relative}
.has-sub .sub{display:none;position:absolute;left:0;top:100%;background:#fff;min-width:260px;padding:8px 0;border-radius:var(--radius);box-shadow:0 8px 24px rgba(0,0,0,.18);flex-direction:column;gap:0}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:flex}
.has-sub .sub a{color:var(--c-text);padding:8px 16px}
.has-sub .sub a:hover{background:var(--c-bg-alt);color:var(--c-accent)}
.nav-toggle{display:none}
.nav-burger{display:none;cursor:pointer;width:40px;height:40px;flex-direction:column;justify-content:center;gap:6px}
.nav-burger span{display:block;height:3px;background:#fff;border-radius:2px}
@media (max-width:1100px){
  .nav-burger{display:flex}
  .main-nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--c-primary);padding:8px 16px 16px}
  .nav-toggle:checked ~ .main-nav{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch}
  .has-sub .sub{position:static;display:flex;background:transparent;box-shadow:none;padding-left:16px}
  .has-sub .sub a{color:#fff;white-space:normal}
  .has-sub>a::after{content:""}
}

/* Buttons */
.btn{display:inline-block;padding:12px 22px;border-radius:var(--radius);font-weight:600;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:16px;line-height:1.2}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#fff}
.btn-small{padding:6px 12px;font-size:14px;background:var(--c-bg-alt);color:var(--c-primary)}
.btn-small:hover{background:var(--c-primary);color:#fff}

/* Hero */
.hero{background:linear-gradient(135deg,#1f2a37 0%,#2f3f52 100%);color:#fff;padding:64px 0}
.hero h1{color:#fff;max-width:760px}
.hero-text{max-width:720px;font-size:1.15em;color:#e5e7eb}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.hero .btn-ghost{color:#fff;border-color:#fff}
.hero .btn-ghost:hover{background:#fff;color:var(--c-primary)}

/* Cards */
.grid.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.card{display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:18px;text-decoration:none;color:var(--c-text);transition:box-shadow .15s,transform .15s}
.card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1);transform:translateY(-2px);color:var(--c-text)}
.card h3,.card h2{margin-bottom:.3em}
.card img{border-radius:4px;margin-bottom:12px;aspect-ratio:16/10;object-fit:cover}
.card p{margin:0;color:var(--c-muted);font-size:.95em}

/* Breadcrumbs */
.breadcrumbs{padding-top:14px;font-size:.9em}
.breadcrumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px}
.breadcrumbs li+li::before{content:"›";margin:0 6px;color:var(--c-muted)}
.breadcrumbs a{color:var(--c-muted);text-decoration:none}
.breadcrumbs a:hover{color:var(--c-accent)}

/* Prose */
.prose{max-width:760px}
.prose ul,.prose ol{padding-left:1.3em}
.prose table{border-collapse:collapse;width:100%;margin:1em 0}
.prose th,.prose td{border:1px solid var(--c-line);padding:8px 10px;text-align:left;vertical-align:top}
.prose th{background:var(--c-bg-alt)}
.checklist{list-style:none;padding:0;max-width:760px}
.checklist li{padding-left:28px;position:relative;margin-bottom:6px}
.checklist li::before{content:"✓";position:absolute;left:4px;color:var(--c-ok);font-weight:700}

/* Produkttabelle */
.product-table{width:100%;border-collapse:collapse;margin:1em 0 2em;font-size:.95em}
.product-table th,.product-table td{border-bottom:1px solid var(--c-line);padding:10px 8px;text-align:left;vertical-align:top}
.product-table th{background:var(--c-bg-alt)}
.product-table td:last-child{white-space:nowrap}
@media (max-width:700px){
  .product-table thead{display:none}
  .product-table tr{display:block;border:1px solid var(--c-line);border-radius:var(--radius);margin-bottom:10px;padding:8px}
  .product-table td{display:block;border:0;padding:4px 6px}
}

/* Produktseite */
.product-head{display:grid;grid-template-columns:minmax(220px,420px) 1fr;gap:32px;align-items:start}
@media (max-width:760px){.product-head{grid-template-columns:1fr}}
.product-image img{border:1px solid var(--c-line);border-radius:var(--radius);background:#fff}
.image-placeholder{aspect-ratio:1;display:flex;align-items:center;justify-content:center;background:var(--c-bg-alt);color:var(--c-muted);border-radius:var(--radius)}
.specs{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;margin:16px 0}
.specs dt{color:var(--c-muted)}
.specs dd{margin:0}
.downloads{list-style:none;padding:0}
.downloads li{padding:8px 0;border-bottom:1px solid var(--c-line)}
.article-image{border-radius:var(--radius);margin-bottom:24px}

/* FAQ */
.faq details{border:1px solid var(--c-line);border-radius:var(--radius);padding:12px 16px;margin-bottom:8px;max-width:760px}
.faq summary{cursor:pointer;font-weight:600}
.faq details[open] summary{margin-bottom:8px}

/* CTA */
.cta-box{background:var(--c-bg-alt);border-left:5px solid var(--c-accent);padding:24px;border-radius:var(--radius);margin-top:32px}
.cta-box h2{margin-top:0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px}
@media (max-width:760px){.two-col{grid-template-columns:1fr}}

/* Formular */
.form fieldset{border:1px solid var(--c-line);border-radius:var(--radius);padding:16px 20px;margin:0 0 20px}
.form legend{font-weight:700;padding:0 6px}
.form label{display:block;margin-bottom:12px;font-weight:600}
.form label.radio{font-weight:400;display:flex;gap:8px;align-items:center;margin-bottom:6px}
.form input[type=text],.form input[type=email],.form input[type=tel],.form textarea,.form select{display:block;width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--c-line);border-radius:var(--radius);font:inherit;background:#fff}
.form input:focus,.form textarea:focus{outline:2px solid var(--c-accent);outline-offset:1px}
.hp{position:absolute;left:-9999px;top:-9999px}
.notice{padding:12px 16px;border-radius:var(--radius);background:var(--c-bg-alt);margin-bottom:16px}
.notice-ok{background:#e7f6ec;border-left:4px solid var(--c-ok)}
.notice-err{background:#fdecea;border-left:4px solid var(--c-err)}
.notice ul{margin:0;padding-left:1.2em}

/* Footer */
.site-footer{background:var(--c-primary);color:#d1d5db;margin-top:48px;padding:40px 0 80px;font-size:.95em}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:28px}
.footer-title{color:#fff;font-size:16px;margin:0 0 10px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:6px}
.site-footer a{color:#e5e7eb;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;font-size:.85em;color:#9ca3af}

/* Mobile-Bar */
.mobile-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--c-line);z-index:40}
.mobile-bar a{flex:1;text-align:center;padding:12px 4px;text-decoration:none;font-weight:600;color:var(--c-primary);font-size:14px}
.mobile-bar a:nth-child(2){background:var(--c-accent);color:#fff}
@media (max-width:760px){.mobile-bar{display:flex}}
@media print{.site-header,.mobile-bar,.site-footer,.cta-box,.btn{display:none}}

/* Redaktionsmarker (nur solange Inhalte unvollständig sind) */
.todo{background:#fff3cd;border-left:4px solid #e8a317;padding:8px 12px;font-size:.9em;color:#6b4e00}
.prose code{background:var(--c-bg-alt);padding:1px 5px;border-radius:3px;font-size:.92em}
.prose blockquote{border-left:4px solid var(--c-line);margin:1em 0;padding:4px 16px;color:var(--c-muted)}
.prose hr{border:0;border-top:1px solid var(--c-line);margin:2em 0}

/* Slider */
.slider{position:relative;overflow:hidden;color:#fff;outline:none}
.slider:focus-visible{box-shadow:inset 0 0 0 3px var(--c-accent)}
.slide{display:none;min-height:420px;background-size:cover;background-position:center;position:relative}
.slide.is-active{display:flex;align-items:center;animation:fade .6s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.slide::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(31,42,55,.92) 0%,rgba(47,63,82,.78) 100%)}
.slide.theme-orange::before{background:linear-gradient(135deg,#9a3a05 0%,#e8590c 100%)}
.slide.theme-steel::before{background:linear-gradient(135deg,#2b3a4a 0%,#5c7389 100%)}
.slide-inner{position:relative;padding:56px 16px 72px}
.slide .kicker{text-transform:uppercase;letter-spacing:.08em;font-size:13px;font-weight:700;color:#ffd4b8;margin-bottom:8px}
.slide h1,.slide .h1{color:#fff;font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.15;margin:0 0 12px;max-width:760px}
.slide .hero-text{max-width:680px;font-size:1.15em;color:#eef0f3}
.slide .btn-ghost{color:#fff;border-color:#fff}
.slide .btn-ghost:hover{background:#fff;color:var(--c-primary)}
.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.18);color:#fff;font-size:28px;line-height:1;cursor:pointer}
.slider-prev{left:12px}.slider-next{right:12px}
.slider-prev:hover,.slider-next:hover{background:rgba(255,255,255,.35)}
.slider-dots{position:absolute;bottom:18px;left:0;right:0;display:flex;justify-content:center;gap:8px}
.slider-dot{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0}
.slider-dot[aria-current="true"]{background:var(--c-accent);border-color:var(--c-accent)}
@media (max-width:760px){.slide{min-height:360px}.slider-prev,.slider-next{display:none}.slide-inner{padding:40px 16px 56px}}
.intro{padding-bottom:0}

/* Sprachumschalter */
.lang-switch>a{font-weight:700;letter-spacing:.04em;border:1px solid rgba(255,255,255,.35);padding:6px 10px}
.lang-switch .sub{min-width:160px;left:auto;right:0}