/* ============================================================
   MaurITec Knowledgebase – Design nach mauritec.de
============================================================ */
:root{
  --primary:#1a2b4c;
  --primary-dark:#0d1a33;   /* Seiten-Hintergrund */
  --primary-mid:#142240;
  --accent:#50c8c8;         /* Türkis */
  --accent-glow:rgba(80,200,200,.25);
  --accent-dim:rgba(80,200,200,.12);
  --white:#ffffff;
  --gray-light:rgba(255,255,255,.08);
  --gray-text:rgba(255,255,255,.65);
  --body-text:rgba(255,255,255,.86);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 60px rgba(0,0,0,.4);
  --transition:.35s cubic-bezier(.4,0,.2,1);
  --maxw:860px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Roboto',sans-serif;
  background:var(--primary-dark);
  color:var(--white);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container,.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.wrap{max-width:var(--maxw)}

/* ============================================================
   NAVIGATION
============================================================ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(13,26,51,.92);
  backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(80,200,200,.15);
}
.header-inner{
  max-width:1160px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.nav-logo{display:flex;align-items:center;gap:12px}
.nav-logo img{height:46px;width:auto;display:block;filter:drop-shadow(0 0 8px rgba(80,200,200,.35))}
.nav-logo .kb-tag{
  font-size:.66rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--primary);background:var(--accent);padding:3px 8px;border-radius:6px;
}
.main-nav{display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.main-nav a{
  font-size:.9rem;font-weight:500;color:var(--gray-text);
  transition:color var(--transition);position:relative;padding-bottom:4px;
}
.main-nav a::after{
  content:'';position:absolute;bottom:0;left:0;width:0;height:2px;
  background:var(--accent);transition:width var(--transition);
}
.main-nav a:hover{color:var(--white)}
.main-nav a:hover::after{width:100%}
.nav-cta{
  background:var(--accent);color:var(--primary);border:none;
  padding:11px 24px;border-radius:50px;font-size:.9rem;font-weight:700;
  transition:all var(--transition);
}
.nav-cta:hover{color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 30px var(--accent-glow)}

/* ============================================================
   HERO / SECTION HEADINGS
============================================================ */
.section-label,.post-cat,.cat-count{
  font-size:.72rem;font-weight:700;letter-spacing:4px;text-transform:uppercase;color:var(--accent);
}
.hero{padding:64px 0 34px;text-align:center;border-bottom:1px solid var(--gray-light)}
.hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900;line-height:1.15;margin-bottom:16px}
.hero-lead{font-size:1.12rem;color:var(--gray-text);max-width:620px;margin:0 auto}

.section-title{
  font-size:1.4rem;font-weight:900;margin:44px 0 18px;
  padding-left:14px;border-left:4px solid var(--accent);color:var(--white);
}

/* ============================================================
   KATEGORIE-KARTEN
============================================================ */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin:40px 0}
.cat-card{
  display:block;background:var(--primary-mid);border:1px solid var(--gray-light);
  border-radius:var(--radius);padding:26px;transition:all var(--transition);position:relative;overflow:hidden;
}
.cat-card::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,var(--accent-dim) 0%,transparent 60%);
  opacity:0;transition:opacity var(--transition);
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 40px rgba(0,0,0,.35)}
.cat-card:hover::before{opacity:1}
.cat-card>*{position:relative}
.cat-card h2{font-size:1.25rem;font-weight:700;margin-bottom:10px;color:var(--white)}
.cat-card p{color:var(--gray-text);font-size:.95rem;margin-bottom:16px}
.cat-count{display:inline-block}

/* ============================================================
   ARTIKEL-LISTEN
============================================================ */
.post-list{list-style:none}
.post-list li{padding:20px 0;border-bottom:1px solid var(--gray-light)}
.post-list li a{font-size:1.2rem;font-weight:500;color:var(--white);transition:color var(--transition)}
.post-list li a:hover{color:var(--accent)}
.post-meta{display:block;color:var(--gray-text);font-size:.82rem;margin-top:6px;letter-spacing:.5px}
.post-excerpt{color:var(--gray-text);font-size:.95rem;margin-top:8px}
.empty{color:var(--gray-text);font-style:italic}
.page-head{margin:40px 0 8px}
.page-head h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:900;margin-bottom:10px;color:var(--white)}
.page-lead{color:var(--gray-text);font-size:1.05rem}

/* ============================================================
   ARTIKEL (SINGLE)
============================================================ */
.post{padding:20px 0 60px}
.post-head{border-bottom:1px solid var(--gray-light);padding-bottom:24px;margin-bottom:10px}
.post-cat{display:block;margin:34px 0 12px}
.post-head h1{font-size:clamp(1.9rem,4.5vw,2.7rem);font-weight:900;line-height:1.18;margin-bottom:16px;color:var(--white)}
.post-meta-row{display:flex;gap:18px;flex-wrap:wrap;color:var(--gray-text);font-size:.85rem}
.post-lead{font-size:1.15rem;color:var(--body-text);margin-top:18px}

/* Inhaltsverzeichnis */
.toc{
  background:var(--primary-mid);border:1px solid var(--gray-light);
  border-radius:var(--radius-sm);padding:18px 22px;margin:28px 0;
}
.toc-title{font-weight:700;color:var(--accent);margin-bottom:8px;font-size:.72rem;text-transform:uppercase;letter-spacing:3px}
.toc ul{margin:0;padding-left:18px}
.toc a{color:var(--gray-text)}
.toc a:hover{color:var(--accent)}

/* Fließtext */
.post-body{font-size:1.05rem;color:var(--body-text)}
.post-body h2{font-size:1.55rem;font-weight:700;color:var(--white);margin:40px 0 14px;padding-top:14px;border-top:1px solid var(--gray-light)}
.post-body h3{font-size:1.2rem;font-weight:700;color:var(--white);margin:28px 0 10px}
.post-body p{margin:16px 0}
.post-body ul,.post-body ol{padding-left:26px;margin:14px 0}
.post-body li{margin:8px 0}
.post-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;transition:opacity var(--transition)}
.post-body a:hover{opacity:.75}
.post-body strong{color:var(--white);font-weight:700}
.post-body img{border-radius:var(--radius-sm);border:1px solid var(--gray-light);margin:20px 0}
.post-body blockquote{
  border-left:4px solid var(--accent);background:var(--accent-dim);
  margin:20px 0;padding:14px 20px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--body-text);
}
.post-body code{
  font-family:'Roboto Mono',monospace;background:var(--gray-light);color:var(--accent);
  padding:2px 7px;border-radius:6px;font-size:.88em;
}
.post-body pre{
  background:#0a1526;border:1px solid var(--gray-light);color:#e6edf3;
  padding:18px 20px;border-radius:var(--radius-sm);overflow-x:auto;font-size:.9rem;line-height:1.6;margin:20px 0;
}
.post-body pre code{background:none;color:inherit;padding:0}
.post-body table{border-collapse:collapse;width:100%;margin:22px 0;font-size:.95rem}
.post-body th,.post-body td{border:1px solid var(--gray-light);padding:10px 14px;text-align:left}
.post-body th{background:var(--primary);color:var(--white);font-weight:700}
.post-body tr:nth-child(even) td{background:rgba(255,255,255,.03)}

/* Tags / Quellen / Disclaimer */
.tags{margin:32px 0 0}
.tag{display:inline-block;background:var(--gray-light);color:var(--gray-text);font-size:.8rem;padding:5px 12px;border-radius:50px;margin:0 8px 8px 0}
.sources{margin-top:36px;background:var(--primary-mid);border:1px solid var(--gray-light);border-radius:var(--radius);padding:22px 26px}
.sources h2{color:var(--accent);font-size:.72rem;text-transform:uppercase;letter-spacing:3px;margin-bottom:12px}
.sources ul{margin:0;padding-left:20px}
.sources li{margin:8px 0;font-size:.95rem}
.sources a{color:var(--accent);text-decoration:underline}
.post-disclaimer{margin-top:28px;font-size:.82rem;color:var(--gray-text);border-top:1px dashed var(--gray-light);padding-top:16px}

/* ============================================================
   FOOTER
============================================================ */
.site-footer{background:var(--primary-dark);border-top:1px solid var(--gray-light);margin-top:60px}
.footer-inner{max-width:1160px;margin:0 auto;padding:28px 24px;display:flex;justify-content:space-between;gap:16px;font-size:.85rem;color:var(--gray-text);flex-wrap:wrap}
.footer-links a{color:var(--gray-text);margin-left:18px;transition:color var(--transition)}
.footer-links a:hover{color:var(--accent)}

@media(max-width:640px){
  .header-inner{gap:12px}
  .main-nav{gap:18px}
  .hero{padding:44px 0 28px}
}

/* Kategorie-Icons */
.cat-icon{display:inline-flex;width:52px;height:52px;align-items:center;justify-content:center;border-radius:14px;background:var(--accent-dim);color:var(--accent);margin-bottom:16px}
.cat-icon svg{width:28px;height:28px}
.cat-card:hover .cat-icon{background:var(--accent);color:var(--primary);transition:all var(--transition)}

/* ============================================================
   FEINSCHLIFF: Listen-Karten, Sticky-TOC, Lightbox
============================================================ */
/* Artikel in Kategorie-Listen als abgegrenzte Karten */
.list-page .post-list li{
  background:var(--primary-mid);border:1px solid var(--gray-light);
  border-radius:var(--radius);padding:22px 26px;margin-bottom:16px;
  border-bottom:1px solid var(--gray-light);transition:all var(--transition);
}
.list-page .post-list li:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.3)}
.list-page .post-list li a{font-size:1.28rem}
.list-page .post-list li.empty{background:none;border:none;box-shadow:none;transform:none}

/* Artikel-Layout mit mitlaufendem Inhaltsverzeichnis */
.post-shell{max-width:1160px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:1080px){
  .post-shell{grid-template-columns:230px minmax(0,1fr);align-items:start}
}
.toc-sidebar{background:var(--primary-mid);border:1px solid var(--gray-light);border-radius:var(--radius-sm);padding:18px 20px}
@media(min-width:1080px){
  .toc-sidebar{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow:auto}
}
.toc-sidebar .toc-title{font-weight:700;color:var(--accent);margin-bottom:10px;font-size:.7rem;text-transform:uppercase;letter-spacing:3px}
.toc-sidebar nav ul{list-style:none;margin:0;padding:0}
.toc-sidebar nav ul ul{padding-left:14px}
.toc-sidebar nav li{margin:2px 0}
.toc-sidebar nav a{display:block;color:var(--gray-text);font-size:.9rem;padding:5px 10px;border-radius:8px;border-left:2px solid transparent;line-height:1.4}
.toc-sidebar nav a:hover{color:var(--white);background:var(--gray-light);text-decoration:none}
.toc-sidebar nav a.toc-active{color:var(--accent);border-left-color:var(--accent);background:var(--accent-dim)}

/* Ankersprünge nicht unter dem Sticky-Header verstecken */
.post-body h2,.post-body h3{scroll-margin-top:88px}

/* Screenshots anklickbar (Lightbox) */
.post-body img{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(6,12,24,.9);display:none;align-items:center;justify-content:center;padding:32px;cursor:zoom-out;backdrop-filter:blur(4px)}
.lightbox.open{display:flex}
.lightbox img{max-width:96vw;max-height:92vh;border-radius:8px;border:1px solid var(--gray-light);box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox-close{position:fixed;top:20px;right:26px;color:#fff;font-size:34px;line-height:1;cursor:pointer;opacity:.85}
.lightbox-close:hover{opacity:1}

.post-shell--single{max-width:860px}
@media(min-width:1080px){.post-shell--single{grid-template-columns:minmax(0,1fr)}}

/* Kategorie-Navigation (linke Sidebar auf Listen-Seiten) */
.side-nav nav a{font-size:.86rem;padding:6px 10px}
.side-nav .toc-title{margin-bottom:12px}

/* Platzhalter für ausgelassene (kundendatenhaltige) Screenshots */
.img-placeholder{
  border:2px dashed var(--accent);background:rgba(80,200,200,.07);
  border-radius:var(--radius-sm);padding:14px 18px;margin:20px 0;color:var(--gray-text);font-size:.95rem;
}
.img-placeholder::before{
  content:"BILD AUSSTEHEND";display:inline-block;background:var(--accent);color:var(--primary);
  font-size:.66rem;font-weight:700;letter-spacing:1.5px;padding:2px 8px;border-radius:5px;margin-right:10px;vertical-align:1px;
}
.img-placeholder em{color:var(--white);font-style:normal;font-weight:500}

/* nav-cta: gefüllter Türkis-Button – dunkelblaue fette Schrift, zentriert.
   Höhere Spezifität (.main-nav a.nav-cta) schlägt die blasse .main-nav-a-Farbe. */
.main-nav a.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  color:var(--primary);font-weight:700;background:var(--accent);
  padding:11px 26px;border-radius:50px;text-align:center;line-height:1;
}
.main-nav a.nav-cta::after{content:none;display:none}
.main-nav a.nav-cta:hover{color:var(--primary);background:var(--accent);transform:translateY(-2px);box-shadow:0 8px 30px var(--accent-glow)}