/* stromfee.cloud — Apple-Light CI (gespiegelt von stromfee.ai/bess) */
:root{
  --bg:#fdfcff;--card:#fff;--ink:#0b0b12;--mut:#5c5870;--mut2:#8b8798;
  --line:#e7e4f0;--lav:#7c5cf5;--lav2:#a78bfa;--blue:#0a6cff;--green:#16a34a;
  --soft:#f5f3fb;--radius:16px;--shadow:0 1px 3px rgba(20,12,50,.06),0 8px 30px rgba(20,12,50,.05);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}

/* ── NAV ── */
.sf-nav{position:sticky;top:0;z-index:50;background:rgba(253,252,255,.82);
  backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);
  border-bottom:1px solid var(--line)}
.sf-nav-inner{max-width:1080px;margin:0 auto;padding:0 22px;height:58px;display:flex;align-items:center;gap:24px}
.sf-nav-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;letter-spacing:-.02em}
.sf-nav-logo .spark{width:24px;height:24px;border-radius:7px;
  background:linear-gradient(135deg,var(--lav),var(--lav2));display:inline-block;flex:0 0 auto;
  box-shadow:0 2px 8px rgba(124,92,245,.35)}
.sf-nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;list-style:none;padding:0}
.sf-nav-links a{padding:8px 13px;border-radius:10px;font-size:14px;font-weight:600;color:var(--mut);transition:.15s}
.sf-nav-links a:hover{color:var(--ink);background:var(--soft)}
.sf-nav-links a.active{color:var(--lav)}
.sf-nav-cta{background:var(--ink)!important;color:#fff!important}
.sf-nav-cta:hover{background:#241f3a!important}
.sf-nav-toggle{display:none;margin-left:auto;background:none;border:0;font-size:24px;cursor:pointer;color:var(--ink)}
@media(max-width:820px){
  .sf-nav-toggle{display:block}
  .sf-nav-links{position:fixed;inset:58px 0 auto 0;flex-direction:column;align-items:stretch;
    gap:2px;background:var(--card);border-bottom:1px solid var(--line);padding:12px 16px;
    transform:translateY(-130%);transition:.28s;box-shadow:var(--shadow)}
  .sf-nav-links.open{transform:translateY(0)}
  .sf-nav-links a{padding:12px 14px;font-size:15px}
}

/* ── HERO ── */
.sf-hero{padding:74px 0 40px;text-align:center}
.sf-hero .eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--lav);background:var(--soft);padding:6px 13px;border-radius:999px;margin-bottom:18px}
.sf-hero .flag{font-size:52px;line-height:1;margin-bottom:14px}
.sf-hero h1{font-size:clamp(30px,5.4vw,52px);font-weight:800;letter-spacing:-.035em;line-height:1.05;margin:0 0 16px}
.sf-hero p.lead{font-size:clamp(17px,2.2vw,21px);color:var(--mut);max-width:680px;margin:0 auto;line-height:1.5}
.sf-cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:12px;
  font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;transition:.18s}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(20,12,50,.18)}
.btn-ghost{background:var(--card);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--lav);color:var(--lav)}

/* ── HERO MEDIA (own BESS imagery/video) ── */
.hero-media{max-width:980px;margin:34px auto 0;border-radius:22px;overflow:hidden;
  box-shadow:0 20px 60px rgba(20,12,50,.18);border:1px solid var(--line);position:relative;background:#0b0b12}
.hero-media img,.hero-media video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-media.tall img,.hero-media.tall video{aspect-ratio:auto;max-height:560px;width:auto;margin:0 auto}
.hero-media .cap{position:absolute;left:0;right:0;bottom:0;padding:24px 20px 14px;
  background:linear-gradient(to top,rgba(11,11,18,.72),transparent);color:#fff;font-size:13.5px;font-weight:600}

/* ── SECTIONS / CARDS ── */
section{padding:30px 0}
.sec-title{font-size:clamp(24px,3.4vw,34px);font-weight:800;letter-spacing:-.03em;margin:0 0 8px}
.sec-sub{color:var(--mut);font-size:17px;max-width:680px;margin:0 0 26px}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px;box-shadow:var(--shadow)}
.card h3{margin:0 0 7px;font-size:18px;font-weight:700;letter-spacing:-.01em}
.card p{margin:0;color:var(--mut);font-size:15px}
.stat-card{text-align:center}
.stat-card .value{font-size:30px;font-weight:800;letter-spacing:-.03em;color:var(--lav)}
.stat-card .label{font-size:13px;color:var(--mut);margin-top:4px}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pill{font-size:13px;font-weight:600;color:var(--mut);background:var(--soft);
  border:1px solid var(--line);border-radius:999px;padding:6px 13px}

/* ── BLOG ── */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:860px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:.18s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-3px);box-shadow:0 10px 34px rgba(20,12,50,.10)}
.post-card .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,var(--lav2),var(--blue));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:34px}
.post-card .pc-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card .pc-cat{font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--lav)}
.post-card h3{font-size:16px;line-height:1.35;margin:0;font-weight:700}
.post-card .pc-ex{font-size:14px;color:var(--mut);line-height:1.5}

/* ── ARTICLE (post detail) ── */
.sf-post{max-width:760px;margin:0 auto;padding:46px 22px 30px}
.sf-post .crumbs{font-size:13px;color:var(--mut2);margin-bottom:18px}
.sf-post .crumbs a:hover{color:var(--lav)}
.sf-post h1{font-size:clamp(28px,4.6vw,44px);font-weight:800;letter-spacing:-.035em;line-height:1.1;margin:0 0 14px}
.sf-post .meta{font-size:13.5px;color:var(--mut2);margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.sf-post .meta .cat{color:var(--lav);font-weight:700}
.sf-post .article{font-size:17.5px;line-height:1.75;color:#23202e}
.sf-post .article h2{font-size:25px;font-weight:800;letter-spacing:-.02em;margin:38px 0 12px}
.sf-post .article h3{font-size:20px;font-weight:700;margin:28px 0 10px}
.sf-post .article p{margin:0 0 18px}
.sf-post .article ul,.sf-post .article ol{margin:0 0 18px;padding-left:24px}
.sf-post .article li{margin-bottom:8px}
.sf-post .article a{color:var(--blue);text-decoration:underline;text-underline-offset:2px}
.sf-post .article blockquote{margin:24px 0;padding:14px 20px;border-left:3px solid var(--lav);
  background:var(--soft);border-radius:0 10px 10px 0;color:var(--mut);font-style:italic}
.sf-post .article img{border-radius:12px;margin:22px 0}

/* ── CTA BAND ── */
.cta-band{margin:56px 0 0;background:linear-gradient(135deg,#15121f,#241a3e);color:#fff;border-radius:24px;
  padding:48px 36px;text-align:center}
.cta-band h2{font-size:clamp(24px,3.6vw,34px);font-weight:800;letter-spacing:-.03em;margin:0 0 10px}
.cta-band p{color:#c9c3df;font-size:17px;max-width:560px;margin:0 auto 24px}
.cta-band .btn-primary{background:#fff;color:var(--ink)}
.cta-band .btn-primary:hover{background:#f0ecff}

/* ── FOOTER ── */
.sf-foot{margin-top:70px;border-top:1px solid var(--line);background:var(--soft)}
.sf-foot-inner{max-width:1080px;margin:0 auto;padding:42px 22px 30px;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
@media(max-width:760px){.sf-foot-inner{grid-template-columns:1fr 1fr}}
.sf-foot h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut2);margin:0 0 12px;font-weight:700}
.sf-foot a{display:block;color:var(--mut);font-size:14px;padding:4px 0}
.sf-foot a:hover{color:var(--lav)}
.sf-foot .brand{font-weight:800;font-size:18px;display:flex;align-items:center;gap:9px;margin-bottom:10px}
.sf-foot .brand .spark{width:22px;height:22px;border-radius:7px;background:linear-gradient(135deg,var(--lav),var(--lav2))}
.sf-foot .tag{color:var(--mut);font-size:14px;max-width:280px}
.sf-foot-bottom{border-top:1px solid var(--line);text-align:center;padding:18px;color:var(--mut2);font-size:13px}

/* ── LEAD MODAL ── */
.sf-modal{position:fixed;inset:0;z-index:100;background:rgba(11,11,18,.55);
  backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:20px}
.sf-modal.open{display:flex}
.sf-modal-box{background:var(--card);border-radius:20px;max-width:440px;width:100%;padding:32px;box-shadow:0 30px 80px rgba(0,0,0,.3)}
.sf-modal-box h3{margin:0 0 6px;font-size:23px;font-weight:800;letter-spacing:-.02em}
.sf-modal-box p{margin:0 0 20px;color:var(--mut);font-size:15px}
.sf-modal-box input,.sf-modal-box textarea{width:100%;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;font:15px Inter,sans-serif;margin-bottom:12px;background:var(--bg)}
.sf-modal-box input:focus,.sf-modal-box textarea:focus{outline:0;border-color:var(--lav)}
.sf-modal-box .x{float:right;cursor:pointer;color:var(--mut2);font-size:22px;line-height:1;margin:-8px -8px 0 0}
.lang-en{display:none}
html[lang="en"] .lang-de{display:none}
html[lang="en"] .lang-en{display:inline}