/* ── Font Faces (self-hosted) ── */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/inter-v20-latin_latin-ext-regular.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/inter-v20-latin_latin-ext-500.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/inter-v20-latin_latin-ext-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/inter-v20-latin_latin-ext-700.woff2') format('woff2')}
@font-face{font-family:'Newsreader';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/newsreader-v26-latin_latin-ext-regular.woff2') format('woff2')}
@font-face{font-family:'Newsreader';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/newsreader-v26-latin_latin-ext-500.woff2') format('woff2')}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:400;font-display:swap;src:url('../fonts/newsreader-v26-latin_latin-ext-italic.woff2') format('woff2')}

/* ── Design Tokens ── */
:root{
  --paper:#F6F4EF;--surface:#FFFFFF;--surface-2:#FBFAF7;
  --ink:#211F1B;--muted:#6E6A63;--faint:#9A958C;
  --line:#E7E3DA;--line-2:#D9D4C9;
  --seal:#B23A2E;--seal-dark:#8F2C22;--seal-tint:#F6E7E3;
  --jade:#3E7C68;--jade-dark:#2e6b57;--jade-tint:#E7F0EC;
  --lacquer:#23211C;--cream:#EDE9E0;
  --r:8px;--r-lg:16px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --mono:'SF Mono','Fira Code',monospace;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--sans);font-size:15px;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
::selection{background:var(--seal-tint)}
a{color:var(--seal);text-decoration:none}
a:hover{text-decoration:underline}

/* ── Header ── */
.site-header{position:sticky;top:0;z-index:100;background:rgba(246,244,239,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:0 auto;padding:12px 24px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink);text-decoration:none}
.seal{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--seal);border-radius:6px;color:#fff;font-family:var(--serif);font-size:22px;line-height:1}
.header-actions{display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:var(--r);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .15s;text-decoration:none}
.btn-outline{background:transparent;color:var(--ink);border:1.5px solid var(--line-2)}
.btn-outline:hover{border-color:var(--ink);background:var(--surface);text-decoration:none}
.toc-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--ink);padding:4px 8px}

/* ── Manual Layout ── */
.manual-layout{display:grid;grid-template-columns:240px 1fr;max-width:1080px;margin:0 auto;min-height:calc(100vh - 140px)}

/* ── TOC Sidebar ── */
.toc{position:sticky;top:62px;height:calc(100vh - 62px);overflow-y:auto;padding:28px 20px 28px 24px;border-right:1px solid var(--line)}
.toc h2{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--faint);margin-bottom:16px}
.toc ol{list-style:none;counter-reset:toc}
.toc li{counter-increment:toc}
.toc li a{display:block;padding:6px 0;font-size:13.5px;font-weight:500;color:var(--muted);border-left:2px solid transparent;padding-left:12px;transition:all .15s;text-decoration:none}
.toc li a::before{content:counter(toc) ". ";color:var(--faint);font-size:12px}
.toc li a:hover{color:var(--ink)}
.toc li a.active{color:var(--seal);border-left-color:var(--seal);font-weight:600}

/* ── Content ── */
.manual-content{padding:40px 48px 80px;max-width:760px}
.manual-content section{padding-bottom:40px;margin-bottom:40px;border-bottom:1px solid var(--line)}
.manual-content section:last-child{border-bottom:none;margin-bottom:0}
.manual-content h2{font-size:24px;font-weight:700;color:var(--ink);margin-bottom:16px;line-height:1.25;letter-spacing:-0.02em}
.manual-content h3{font-size:16px;font-weight:600;color:var(--ink);margin:24px 0 8px}
.manual-content p{margin-bottom:12px;line-height:1.7}
.manual-content ul,.manual-content ol{padding-left:22px;margin-bottom:12px}
.manual-content li{margin-bottom:6px;line-height:1.6}
.manual-content strong{font-weight:600}

/* ── Badges ── */
.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 8px;border-radius:4px;vertical-align:middle;margin-left:6px}
.badge-tcm{background:var(--jade-tint);color:var(--jade)}
.badge-lizenz{background:var(--seal-tint);color:var(--seal)}

/* ── Callouts ── */
.tip,.warn{padding:12px 16px;border-radius:0 var(--r) var(--r) 0;font-size:13.5px;line-height:1.6;margin:16px 0}
.tip{background:var(--jade-tint);border-left:3px solid var(--jade)}
.warn{background:var(--seal-tint);border-left:3px solid var(--seal)}
.tip strong,.warn strong{font-weight:600}

/* ── Keyboard ── */
kbd{background:var(--surface-2);border:1px solid var(--line);border-radius:3px;padding:1px 5px;font-size:12px;font-family:var(--mono)}

/* ── Footer ── */
.site-footer{background:var(--lacquer);color:rgba(255,255,255,.7);padding:48px 0 32px}
.footer-inner{display:flex;justify-content:space-between;gap:40px;max-width:1080px;margin:0 auto;padding:0 24px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:8px}
.footer-brand .seal{width:28px;height:28px;font-size:17px;border-radius:5px}
.footer-tagline{font-size:13px;color:rgba(255,255,255,.45);line-height:1.5}
.footer-links h4{font-size:13px;font-weight:600;color:#fff;margin-bottom:12px;text-transform:uppercase;letter-spacing:.06em}
.footer-links a{display:block;font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:8px;text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-bottom{display:flex;justify-content:space-between;max-width:1080px;margin:32px auto 0;padding:16px 24px 0;border-top:1px solid rgba(255,255,255,.1);font-size:12.5px;color:rgba(255,255,255,.35)}

/* ── Responsive ── */
@media(max-width:900px){
  .manual-layout{grid-template-columns:1fr}
  .toc{position:fixed;top:61px;left:0;right:0;height:auto;max-height:70vh;overflow-y:auto;background:var(--paper);border-right:none;border-bottom:1px solid var(--line);transform:translateY(-120%);transition:transform .25s ease;z-index:50;box-shadow:0 8px 24px rgba(0,0,0,.08);padding:20px 24px}
  .toc.open{transform:translateY(0)}
  .toc-toggle{display:block}
  .manual-content{padding:28px 24px 60px}
}
@media(max-width:640px){
  .header-inner{padding:10px 16px}
  .manual-content{padding:20px 16px 40px}
  .manual-content h2{font-size:20px}
  .footer-inner{flex-direction:column;gap:28px}
}

/* ── Print ── */
@media print{
  .site-header,.site-footer,.toc,.toc-toggle{display:none!important}
  .manual-layout{display:block}
  .manual-content{max-width:100%;padding:0}
  .manual-content section{page-break-inside:avoid}
  .manual-content h2{page-break-after:avoid}
  body{background:#fff;color:#000;font-size:12pt}
  a{color:#000}
  .badge{border:1px solid #999}
  .tip,.warn{border-left-width:2px}
}