/* Lars Bobe – gemeinsames Stylesheet für Blog und Editor.
   Schriften liegen lokal (kein Google-Fonts-Abruf, DSGVO-freundlich). */
@font-face { font-family: "Chakra Petch"; font-weight: 500; font-display: swap; src: url("fonts/chakra-petch-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Chakra Petch"; font-weight: 600; font-display: swap; src: url("fonts/chakra-petch-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Chakra Petch"; font-weight: 700; font-display: swap; src: url("fonts/chakra-petch-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-style: italic; font-display: swap; src: url("fonts/ibm-plex-sans-latin-400-italic.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url("fonts/jetbrains-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url("fonts/jetbrains-mono-latin-500-normal.woff2") format("woff2"); }

/* Layout: Ein schmaler Leitstand. Terminal-Prompt oben, drei Themen als Kanäle, darunter das Logbuch. */
:root {
  --bg: #0d1014;
  --surface: #141920;
  --surface-2: #1a2029;
  --line: #242c36;
  --fg: #dfe4ea;
  --muted: #8592a1;
  --amber: #f0a43a;
  --cyan: #5cc6d0;
  --green: #6cc48a;
  --red: #e2644d;
  --font-display: "Chakra Petch", "Bahnschrift", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
body {
  margin: 0;
  background: var(--bg); color: var(--fg);
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
}
body.grid {
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px; background-position: -1px -1px; background-attachment: fixed;
}
body.grid::after { content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(ellipse at 50% 0%, transparent 0%, var(--bg) 70%); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); }
img { max-width: 100%; }
[hidden] { display: none !important; }
.wrap { max-width: 1080px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
a { color: var(--amber); text-decoration-thickness: 1px; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; letter-spacing: 0.01em; line-height: 1.15; margin: 0; }

/* Kopfzeile */
header.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; flex-wrap: wrap; }
.logo { font-family: var(--font-mono); font-size: 14px; color: var(--fg); text-decoration: none; display: flex; align-items: center; gap: 10px; }
.logo b { color: var(--amber); font-weight: 500; }
.led { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.led.off { background: var(--muted); box-shadow: none; }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 22px; flex-wrap: wrap; }
nav a { font-family: var(--font-mono); font-size: 13px; color: var(--muted); text-decoration: none; text-transform: lowercase; }
nav a:hover { color: var(--fg); }
nav a::before { content: "./"; color: var(--line); transition: color .2s; }
nav a:hover::before { color: var(--amber); }

/* Bausteine */
.btn { font-family: var(--font-mono); font-size: 12.5px; color: var(--fg); background: transparent; border: 1px solid var(--line); padding: 7px 12px; cursor: pointer; border-radius: 2px; line-height: 1.3; }
.btn:hover { border-color: var(--amber); color: var(--amber); }
.btn.primary { background: var(--amber); border-color: var(--amber); color: var(--bg); font-weight: 500; }
.btn.primary:hover { filter: brightness(1.08); color: var(--bg); }
.btn.danger:hover { border-color: var(--red); color: var(--red); }
.btn.danger.armed { background: var(--red); border-color: var(--red); color: var(--bg); }
.btn:disabled { opacity: .5; cursor: default; }
.chip { font-family: var(--font-mono); font-size: 12.5px; background: transparent; color: var(--muted); border: 1px solid var(--line); padding: 7px 12px; border-radius: 2px; cursor: pointer; }
.chip:hover { color: var(--fg); border-color: var(--muted); }
.chip[aria-pressed="true"] { color: var(--bg); background: var(--amber); border-color: var(--amber); }
.cat { font-family: var(--font-mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.08em; white-space: nowrap; }
.cat.infra { color: var(--cyan); } .cat.trail { color: var(--green); } .cat.car { color: var(--red); } .cat.meta { color: var(--amber); }

/* Artikel-Typografie (Blog und Editor-Vorschau) */
.prose { max-width: 66ch; }
.prose p { margin: 0 0 1.1em; }
.prose h2, .prose h3, .prose h4 { margin: 1.6em 0 .5em; color: var(--fg); }
.prose h2 { font-size: 26px; } .prose h3 { font-size: 21px; } .prose h4 { font-size: 18px; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.1em; } .prose li { margin-bottom: .3em; }
.prose blockquote { margin: 0 0 1.1em; padding: 4px 0 4px 16px; border-left: 2px solid var(--amber); color: var(--muted); }
.prose img { display: block; height: auto; margin: 1.4em 0; border: 1px solid var(--line); }
.prose pre { background: var(--bg); border: 1px solid var(--line); padding: 14px 16px; overflow-x: auto; font-family: var(--font-mono); font-size: 13px; line-height: 1.55; margin: 0 0 1.2em; }
.prose code { font-family: var(--font-mono); font-size: .88em; background: var(--bg); border: 1px solid var(--line); padding: 1px 5px; }
.prose pre code { background: none; border: 0; padding: 0; font-size: inherit; }
.prose table { border-collapse: collapse; margin: 0 0 1.2em; font-size: 14.5px; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 6px 10px; text-align: left; }
.prose hr { border: 0; border-top: 1px dashed var(--line); margin: 2em 0; }
.prose > :first-child { margin-top: 0; }

/* Abschnitte */
.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.sec-head h2 { font-size: 30px; text-transform: uppercase; }
.sec-head .tag { font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: 0.08em; }

/* Themen-Karten (Kategorien) */
.channels { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); gap: 16px; }
.ch { --c: var(--amber); background: var(--surface); border: 1px solid var(--line); padding: 22px; display: grid; gap: 14px; align-content: start; min-width: 0; clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%); }
.ch .ch-id { font-family: var(--font-mono); font-size: 12px; color: var(--c); letter-spacing: 0.1em; text-transform: uppercase; }
.ch h3 { font-size: 24px; }
.ch p { margin: 0; color: var(--muted); font-size: 15px; }
.ch svg { width: 100%; height: 64px; display: block; }
.ch .btn { justify-self: start; }
.specs { list-style: none; margin: 0; padding: 12px 0 0; display: grid; gap: 6px; font-family: var(--font-mono); font-size: 12.5px; border-top: 1px solid var(--line); }
.specs li { display: flex; justify-content: space-between; gap: 12px; }
.specs li span:first-child { color: var(--muted); }
.specs li span:last-child { text-align: right; }

/* Steckbrief */
.facts { border: 1px solid var(--line); background: var(--surface); padding: 20px; font-family: var(--font-mono); font-size: 13px; }
.facts div { padding: 4px 0; border-bottom: 1px dashed var(--line); display: flex; justify-content: space-between; gap: 12px; }
.facts div:last-child { border: 0; }
.facts .k { color: var(--amber); }
.facts span:last-child { text-align: right; overflow-wrap: anywhere; }

/* Porträt mit Rahmen-Ecken */
.portrait { position: relative; width: 100%; max-width: 320px; aspect-ratio: 1; background: var(--surface); }
.portrait img { width: 100%; height: 100%; object-fit: cover; display: block; filter: grayscale(.15) contrast(1.05); }
.portrait::before, .portrait::after { content: ""; position: absolute; width: 22px; height: 22px; border: 2px solid var(--amber); pointer-events: none; }
.portrait::before { top: -8px; left: -8px; border-right: 0; border-bottom: 0; }
.portrait::after { bottom: -8px; right: -8px; border-left: 0; border-top: 0; }
.portrait .ph { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--font-display); font-size: 72px; font-weight: 700; color: var(--line); border: 1px solid var(--line); }
.portrait .cap { position: absolute; left: 0; bottom: 0; transform: translateY(100%); padding-top: 10px; font-family: var(--font-mono); font-size: 11px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }

/* Fußzeile */
footer.site { border-top: 1px solid var(--line); margin-top: 40px; }
footer.site .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 24px 32px; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
footer.site a { color: var(--muted); }
.demo-note { font-family: var(--font-mono); font-size: 11.5px; color: var(--muted); border: 1px dashed var(--line); padding: 2px 8px; }
.empty { padding: 28px 8px; color: var(--muted); font-family: var(--font-mono); font-size: 13px; }

/* Themen-Karte als Link */
.ch .ch-link { text-decoration: none; }
.ch:has(.ch-link) { cursor: pointer; transition: border-color .2s; }
.ch:has(.ch-link):hover { border-color: var(--c); }

/* Anleitungen */
.kind-tut { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--bg); background: var(--fg); padding: 1px 6px; border-radius: 2px; }
.diff { display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.diff .bars { display: inline-flex; gap: 2px; align-items: flex-end; }
.diff .bars i { width: 4px; background: var(--line); display: block; }
.diff .bars i:nth-child(1) { height: 6px; } .diff .bars i:nth-child(2) { height: 9px; } .diff .bars i:nth-child(3) { height: 12px; }
.diff .bars i.on { background: var(--amber); }

/* Downloads am Beitragsende */
.attach { margin-top: 28px; border: 1px solid var(--line); background: var(--bg); max-width: 66ch; }
.attach-h { font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding: 10px 14px; border-bottom: 1px solid var(--line); }
.attach-r { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 14px; flex-wrap: wrap; }
.attach-r + .attach-r { border-top: 1px dashed var(--line); }
.attach-r b { font-family: var(--font-display); font-weight: 600; font-size: 16px; }
.attach-r .v { font-family: var(--font-mono); font-size: 12px; color: var(--amber); }
.attach-r .m { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.attach-r .btn { text-decoration: none; }
.to-topic { margin-top: 24px; font-family: var(--font-mono); font-size: 13px; }
.ch { position: relative; }
.ch .ch-link::after { content: ""; position: absolute; inset: 0; }