/* Unterseiten von siefertmedia.com (Branchen, Projekte, Ratgeber) – gleiche Tokens wie die Startseite */
@font-face{font-family:Archivo;src:url(/welten/archivo-100-900.woff2) format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
:root{--night:#080d14;--card:#0e1520;--card2:#121b28;--ink:#eef1f5;--text:#d8dde5;--mute:#8a94a3;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);
  --orange:#ff5a13;--glow:rgba(255,90,19,.18);--ob:rgba(255,90,19,.6);color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:radial-gradient(900px 520px at 85% -120px,rgba(255,90,19,.14),transparent 70%),radial-gradient(800px 600px at -10% 10%,rgba(58,64,190,.16),transparent 70%),var(--night);
  background-repeat:no-repeat;color:var(--ink);font:400 17px/1.7 Archivo,system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:clip}
a{color:var(--ink)}
img{max-width:100%;height:auto}
.wrap{max-width:1180px;margin:0 auto;padding-inline:max(24px,env(safe-area-inset-left,0px))}
.wide{font-stretch:125%}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px}

/* Kopf */
.top{position:sticky;top:0;z-index:20;background:rgba(8,13,20,.92);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px;padding-top:env(safe-area-inset-top,0px)}
.logo{display:flex;align-items:center;gap:10px;font-stretch:125%;font-weight:800;letter-spacing:.1em;text-decoration:none;font-size:15px;white-space:nowrap}
.logo img{width:26px;height:auto}
.nav{display:flex;align-items:center;gap:clamp(12px,2vw,28px);font-size:15px}
.nav a{text-decoration:none;opacity:.88}
.nav a:hover,.nav a[aria-current]{opacity:1;color:var(--orange)}
.nav .cta{opacity:1;padding:10px 17px;border-radius:999px;background:#fff;color:#16140f;font-weight:700;white-space:nowrap}
.nav .cta:hover{color:#16140f;background:#ffe3d4}
.top .wrap.sub{display:none;justify-content:flex-start;gap:20px;min-height:0;overflow-x:auto;padding-block:10px 12px;font-size:14px;scrollbar-width:none;border-top:1px solid var(--line)}
.sub a{text-decoration:none;color:var(--mute);white-space:nowrap}
@media (max-width:820px){.nav a:not(.cta){display:none}.top .wrap.sub{display:flex}}

/* Seitenkopf */
.crumbs{margin:34px 0 0;font-size:13px;color:var(--mute)}
.crumbs a{color:var(--mute);text-decoration:none}.crumbs a:hover{color:var(--orange)}
.crumbs span{margin:0 8px;opacity:.6}
.head{padding:26px 0 10px;max-width:880px}
.eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--orange);margin:0 0 16px;font-weight:600}
h1{font-stretch:125%;font-weight:800;font-size:clamp(32px,5.2vw,62px);line-height:1.04;letter-spacing:-.01em;margin:0 0 20px;text-wrap:balance}
h1 em,h2 em{font-style:normal;color:var(--orange)}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--text);max-width:720px;margin:0}
.meta{margin:18px 0 0;font-size:13px;color:var(--mute)}
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;padding:12px 20px;border:1px solid var(--line2);border-radius:999px;background:rgba(255,255,255,.02)}
.pill:hover{border-color:var(--ob)}
.pill.fill{background:var(--orange);border-color:var(--orange);color:#fff;box-shadow:0 0 30px var(--glow);font-weight:700}

/* Inhalt */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;padding:30px 0 20px}
.layout>*{min-width:0}
@media (max-width:980px){.layout{grid-template-columns:minmax(0,1fr)}}
.prose{max-width:740px}
.prose h2{font-stretch:125%;font-weight:700;font-size:clamp(24px,2.8vw,32px);line-height:1.15;margin:56px 0 16px;text-wrap:balance}
.prose h2:first-child{margin-top:10px}
.prose h3{font-size:20px;line-height:1.3;margin:34px 0 10px}
.prose p,.prose li{color:var(--text)}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 18px}
.prose li{margin:6px 0}
.prose li::marker{color:var(--orange)}
.prose strong{color:var(--ink)}
.prose a{color:var(--ink);text-decoration-color:var(--orange);text-underline-offset:3px}
.prose a:hover{color:var(--orange)}
.box{margin:26px 0;padding:22px 24px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(180deg,var(--card2),var(--card))}
.box>:last-child{margin-bottom:0}
.box h3{margin:0 0 8px;font-size:17px;letter-spacing:.02em}
.box.hot{border-color:var(--ob);box-shadow:0 0 40px var(--glow)}
.box.note{font-size:15px}
.box.note p{color:var(--mute)}
.tbl{overflow-x:auto;margin:22px 0 26px;border:1px solid var(--line);border-radius:16px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:15px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);font-weight:600;background:rgba(255,255,255,.02)}
tr:last-child td{border-bottom:0}
td{color:var(--text)}td b{color:var(--ink)}
.check{list-style:none;padding:0!important}
.check li{position:relative;padding-left:30px}
.check li::before{content:"";position:absolute;left:2px;top:.55em;width:14px;height:8px;border-left:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(-45deg)}

/* Seitenleiste */
.aside{position:sticky;top:96px;display:grid;gap:14px}
@media (max-width:980px){.aside{position:static}}
.aside .box{margin:0}
.aside .n{font-stretch:125%;font-weight:800;font-size:30px;line-height:1.1}
.aside .n small{display:block;font-size:13px;font-weight:400;color:var(--mute);font-stretch:100%}
.aside a.btn{margin-top:14px}
.toc{font-size:14px}
.toc a{display:block;padding:6px 0;color:var(--mute);text-decoration:none;border-bottom:1px solid var(--line)}
.toc a:hover{color:var(--orange)}
.btn{display:flex;justify-content:center;padding:14px 20px;border-radius:999px;background:var(--orange);color:#fff;font-weight:700;text-decoration:none;box-shadow:0 0 30px var(--glow)}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;border:1px solid var(--line2);box-shadow:none;color:var(--ink)}

/* Referenzen / Karten */
.refs{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:24px 0 10px}
.ref{display:block;text-decoration:none;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:linear-gradient(180deg,var(--card2),var(--card));transition:border-color .3s,transform .3s}
.ref:hover{border-color:rgba(255,90,19,.45);transform:translateY(-2px)}
.ref img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;border-bottom:1px solid var(--line)}
.ref div{padding:16px 18px 18px}
.ref b{display:block;font-stretch:125%;font-weight:800;font-size:18px;line-height:1.2}
.ref span{display:block;margin-top:4px;font-size:14px;color:var(--mute);line-height:1.5}
.ref .tag{display:inline-block;margin-top:10px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--orange)}
.shot{margin:26px 0;border-radius:18px;overflow:hidden;border:1px solid var(--line2);box-shadow:0 24px 60px rgba(0,0,0,.45)}
.shot img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:22px 0}
.facts div{padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.facts b{display:block;font-stretch:125%;font-weight:800;font-size:20px;color:var(--ink)}
.facts span{font-size:13px;color:var(--mute)}

/* FAQ */
.faq{display:grid;gap:10px;margin:18px 0}
.qa{border-radius:16px;border:1px solid var(--line2);background:rgba(10,14,22,.84)}
.qa[open]{border-color:var(--ob)}
.qa summary{list-style:none;cursor:pointer;padding:15px 50px 15px 18px;font-weight:700;font-size:16px;line-height:1.35;position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:16px;top:50%;translate:0 -50%;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);font-weight:400}
.qa[open] summary::after{rotate:45deg;background:var(--orange)}
.qa p{margin:0;padding:0 18px 18px;color:var(--text);font-size:15.5px}

/* Kontakt-Box */
.cta-box{margin:70px 0 10px;padding:clamp(28px,5vw,56px);border-radius:28px;border:1px solid var(--line);text-align:center;
  background:radial-gradient(50% 100% at 50% 0%,var(--glow),transparent 70%),var(--card)}
.cta-box h2{font-stretch:125%;font-weight:800;font-size:clamp(26px,3.6vw,40px);line-height:1.1;margin:0 0 12px;text-wrap:balance}
.cta-box p{color:var(--text);max-width:560px;margin:0 auto 24px}
.cta-box .row{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.cta-box .btn{display:inline-flex}
.related{margin:50px 0 0}
.related h2{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute);font-weight:600;margin:0 0 14px}

/* Fuß */
.foot{margin-top:90px;padding:50px 0 34px;border-top:1px solid var(--line);color:var(--mute);font-size:15px}
.foot .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
.foot h4{margin:0 0 10px;color:var(--ink);font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:600}
.foot p{margin:0;line-height:1.8}
.foot a{color:var(--ink);text-decoration:none}.foot a:hover{color:var(--orange)}
.foot .bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;margin-top:36px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}
.foot .bar nav{display:flex;gap:22px;flex-wrap:wrap}
@media (max-width:820px){.foot .cols{grid-template-columns:1fr 1fr}.foot .cols>div:first-child{grid-column:1/-1}}
@media (max-width:520px){.foot .cols{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}