/* ============================================================
   Altmetall Tomas — gemeinsames Stylesheet (Design „Entwurf 3")
   Genutzt von den Inhalts-/Landingpages. System-Fonts (DSGVO/offline).
   ============================================================ */
:root{
  --red:#E53935; --red-d:#C62828; --red-soft:#fdeeec;
  --ink:#1b1a17; --muted:#7b776f; --bg:#ffffff; --soft:#f7f6f3; --line:#eceae3;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --r:16px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;line-height:1.6}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 36px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;padding:14px 26px;border-radius:10px;border:none;cursor:pointer;transition:.2s}
.btn svg{width:18px;height:18px}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-d)}
.btn-soft{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-soft:hover{border-color:#d8d6cf;background:var(--soft)}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:82px}
.logo img{height:42px;width:auto}
.nlinks{display:flex;gap:34px;list-style:none}
.nlinks > li{display:flex;align-items:center;height:82px}
.nlinks a{font-size:15px;color:#54514a;font-weight:500;transition:.2s}
.nlinks a:hover{color:var(--red)}
/* Dropdown „Leistungen" */
.nlinks .has-sub{position:relative}
.nlinks .has-sub > a::after{content:" ▾";font-size:11px;color:var(--muted)}
.nlinks .sub{position:absolute;top:100%;left:50%;transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 16px 40px rgba(20,16,10,.12);padding:8px;min-width:240px;list-style:none;display:none;flex-direction:column;gap:2px;z-index:60}
.nlinks .has-sub:hover .sub,.nlinks .has-sub:focus-within .sub{display:flex}
.nlinks .sub li{display:block;height:auto}
.nlinks .sub a{display:block;padding:11px 15px;border-radius:9px;font-size:14.5px;white-space:nowrap;color:#3f3c36}
.nlinks .sub a:hover{background:var(--soft);color:var(--red)}
.nav-r{display:flex;align-items:center;gap:18px}
.nav-tel{font-size:15px;font-weight:600;color:var(--ink)}
.burger{display:none;background:none;border:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:25px;height:2px;background:var(--ink);display:block;border-radius:2px}

/* breadcrumb */
.crumbs{padding:22px 0 0;font-size:13.5px;color:var(--muted)}
.crumbs a:hover{color:var(--red)}
.crumbs span{margin:0 8px;color:#c9c4ba}

/* page hero (Inhalts-Seiten) */
.phero{padding:40px 0 64px}
.phero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.phero h1{font-size:clamp(34px,4.6vw,54px);line-height:1.08;letter-spacing:-.025em;font-weight:800;margin:16px 0 0}
.phero h1 .hl{color:var(--red)}
.phero .sub{font-size:18px;color:#56524b;max-width:520px;margin:20px 0 0;line-height:1.7}
.phero .pcta{display:flex;gap:13px;margin-top:30px;flex-wrap:wrap}
.phero-media .ph{aspect-ratio:5/4;border-radius:var(--r);overflow:hidden;background:#eee}
.phero-media .ph img{width:100%;height:100%;object-fit:cover}

/* sections */
section{padding:84px 0}
.shead{max-width:760px}
.shead.center{margin:0 auto;text-align:center}
.shead h2{font-size:clamp(27px,3.2vw,40px);font-weight:800;letter-spacing:-.025em;line-height:1.1;margin:14px 0 0}
.shead p{font-size:17px;color:var(--muted);margin-top:16px;line-height:1.65}
.soft-bg{background:var(--soft)}

/* prose (Fließtext-Bereiche) */
.prose{max-width:760px;font-size:16.5px;color:#3f3c36;line-height:1.8}
.prose h2{font-size:clamp(25px,3vw,34px);font-weight:800;letter-spacing:-.02em;margin:0 0 18px}
.prose h3{font-size:20px;font-weight:800;margin:34px 0 10px}
.prose p{margin:0 0 16px}
.prose ul{list-style:none;margin:0 0 16px}
.prose li{padding-left:22px;position:relative;margin-bottom:9px}
.prose li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--red)}
.prose a{color:var(--red);font-weight:600}
.prose a:hover{text-decoration:underline}

/* feature grid (3 Karten) */
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
.fc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.25s}
.fc:hover{box-shadow:0 14px 36px rgba(20,16,10,.08);transform:translateY(-4px)}
.fc .ic{width:50px;height:50px;border-radius:13px;background:var(--red-soft);color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:24px}
.fc h3{font-size:19px;font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.fc p{font-size:14.5px;color:#5d5a52;line-height:1.65}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:48px}
.ps .no{width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--red);font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center}
.ps h4{font-size:18px;font-weight:800;margin:16px 0 8px;letter-spacing:-.01em}
.ps p{font-size:14.5px;color:var(--muted);line-height:1.6}

/* price/material table */
.ptable{width:100%;border-collapse:collapse;margin-top:30px;font-size:15.5px}
.ptable th,.ptable td{text-align:left;padding:15px 16px;border-bottom:1px solid var(--line)}
.ptable th{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700}
.ptable tr:hover td{background:var(--soft)}
.ptable td:first-child{font-weight:700}

/* related links */
.rel{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}
.relc{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;transition:.2s}
.relc:hover{border-color:#e0ded6;box-shadow:0 12px 30px rgba(20,16,10,.06);transform:translateY(-3px)}
.relc .k{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--red);font-weight:700}
.relc h4{font-size:18px;font-weight:800;margin:8px 0 6px}
.relc p{font-size:14px;color:var(--muted)}

/* faq */
.faq{max-width:840px;margin:40px auto 0}
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 24px;display:flex;justify-content:space-between;align-items:center;gap:18px;font-size:16.5px;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pl{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--red-soft);color:var(--red);display:flex;align-items:center;justify-content:center;font-weight:700;transition:.25s}
.faq details[open] summary .pl{background:var(--red);color:#fff;transform:rotate(45deg)}
.faq .ans{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.7}

/* cta box */
.cta .box{background:var(--soft);border:1px solid var(--line);border-radius:24px;text-align:center;padding:72px 32px}
.cta .box h2{font-size:clamp(28px,3.6vw,44px);font-weight:800;letter-spacing:-.025em;line-height:1.1}
.cta .box p{font-size:17px;color:var(--muted);max-width:560px;margin:16px auto 0}
.cta .row{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}

/* footer */
footer{border-top:1px solid var(--line);padding:60px 0 26px;background:#fff}
.ftop{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:44px;align-items:start;padding-bottom:36px;border-bottom:1px solid var(--line)}
.fbrand .logo img{height:46px;margin-bottom:16px}
.fbrand p{font-size:14px;color:#6e6a62;line-height:1.65;max-width:27em}
.ftop h5{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:15px}
.ftop a,.ftop p{display:block;font-size:14px;color:#5d5a52;margin-bottom:10px;line-height:1.45}
.ftop .fbrand .logo{margin-bottom:0}
.ftop a:hover{color:var(--red)}
.fbot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:24px;font-size:13px;color:var(--muted)}
.fbot b{color:var(--red)}

@media(max-width:960px){
  .nlinks,.nav-tel{display:none}.burger{display:flex}
  .nlinks{position:absolute;top:82px;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:10px 22px 18px;gap:0}
  .nlinks > li{height:auto;display:block;border-bottom:1px solid var(--line)}
  .nlinks > li > a{display:block;padding:14px 0}
  .nlinks .sub{position:static;transform:none;display:flex;border:none;box-shadow:none;padding:0 0 10px 14px;min-width:0}
  .nlinks .sub a{padding:9px 0}
  .nlinks .has-sub > a::after{content:""}
  .phero-grid{grid-template-columns:1fr;gap:36px}
  .fgrid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .rel{grid-template-columns:1fr}
  .ftop{grid-template-columns:1fr 1fr;gap:30px}
  .fbrand{grid-column:1 / -1}
  .wrap{padding:0 22px}section{padding:60px 0}
}