/* heidelab — geteilte Designsprache (self-hosted).
   Tokens kanonisch aus heidelab-design/src/styles.css. IBM Plex self-hosted
   (kein externer Font-Dienst) — das Impressum sichert „keine externen Dienste" zu. */

/* ---------- Fonts ---------- */
/* latin deckt Deutsch (ä ö ü ß) vollständig; latin-ext nur bei Bedarf via unicode-range. */
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 400;
  src: url(/assets/fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 400;
  src: url(/assets/fonts/ibm-plex-sans-latin-ext-400-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 500;
  src: url(/assets/fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 500;
  src: url(/assets/fonts/ibm-plex-sans-latin-ext-500-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 600;
  src: url(/assets/fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-display: swap; font-weight: 600;
  src: url(/assets/fonts/ibm-plex-sans-latin-ext-600-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 400;
  src: url(/assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 400;
  src: url(/assets/fonts/ibm-plex-mono-latin-ext-400-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 500;
  src: url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 500;
  src: url(/assets/fonts/ibm-plex-mono-latin-ext-500-normal.woff2) format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

/* ---------- Tokens ---------- */
:root {
  --color-bg: #ffffff; --color-surface: #ffffff; --color-surface-2: #f6f7f9;
  --color-surface-3: #eef1f4; --color-border: #e2e5ea; --color-border-soft: #edeff2;
  --color-ink: #18212e; --color-ink-2: #58616e; --color-ink-3: #79828f; --color-ink-4: #aeb6c0;
  --color-brand: #294056; --color-brand-2: #1d2d3d;
  --color-brand-tint: rgba(41,64,86,.06); --color-brand-tint-2: rgba(41,64,86,.11);
  --color-accent: #2f6fdc; --color-accent-soft: #eaf1fd; --color-accent-soft-2: #dbe8fb;
  --radius-sm: 6px; --radius: 8px; --radius-lg: 12px; --radius-pill: 999px;
  --sh-1: 0 1px 2px rgba(20,30,45,.06), 0 1px 3px rgba(20,30,45,.05);
  --sh-2: 0 4px 12px -4px rgba(20,30,45,.12), 0 2px 6px -3px rgba(20,30,45,.08);
  --sh-3: 0 18px 44px -18px rgba(20,30,45,.3);
  --ease: cubic-bezier(.22,.61,.36,1); --dur: .2s;
  --font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --fs-display: 27px; --fs-title: 19px; --fs-h: 15px;
  --text-md: 15px; --text-base: 13.5px; --text-sm: 12.5px; --text-xs: 11.5px; --text-2xs: 10.5px;
}

/* ---------- Basis ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--color-surface-2); color: var(--color-ink);
  font-family: var(--font-sans); font-size: var(--text-base); line-height: 1.5;
  -webkit-font-smoothing: antialiased; font-variant-numeric: tabular-nums;
}
a { color: inherit; text-decoration: none; }
:focus-visible { border-radius: 2px; outline: 2px solid var(--color-accent); outline-offset: 2px; }
.wrap { max-width: 900px; margin: 0 auto; padding: 52px 24px 40px; }
.wrap.narrow { max-width: 760px; }
.hidden { display: none !important; }

/* ---------- Kopf ---------- */
header { display: flex; flex-direction: column; gap: 14px; }
.brandline { display: flex; align-items: center; gap: 13px; }
.brandline a.home { display: inline-flex; align-items: center; gap: 13px; }
.mark { width: 40px; height: 40px; flex: 0 0 auto; display: grid; place-items: center; background: var(--color-brand); color: #fff; border-radius: var(--radius); box-shadow: var(--sh-1); }
.mark svg { width: 22px; height: 22px; }
.wordmark { font-size: var(--fs-display); font-weight: 600; letter-spacing: -.01em; color: var(--color-brand); line-height: 1; }
.wordmark .lab { color: var(--color-accent); }
.lede { color: var(--color-ink-2); font-size: var(--text-md); line-height: 1.55; }

/* Zurück-Zeile auf Unterseiten */
.backrow { margin-bottom: 22px; }
.backlink { display: inline-flex; align-items: center; gap: 7px; font-size: var(--text-sm); color: var(--color-ink-2); }
.backlink:hover { color: var(--color-accent); }
.backlink svg { width: 15px; height: 15px; }

/* ---------- Beruf-Filter ---------- */
.filterbar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.filterbar .lbl { font-size: var(--text-xs); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--color-ink-3); margin-right: 2px; }
.chip { font: inherit; font-size: var(--text-sm); font-weight: 500; cursor: pointer; padding: 6px 14px; border-radius: var(--radius-pill); background: var(--color-surface); color: var(--color-ink-2); border: 1px solid var(--color-border); transition: all var(--dur) var(--ease); }
.chip:hover { background: var(--color-surface-2); color: var(--color-ink); }
.chip[aria-pressed="true"] { background: var(--color-brand); color: #fff; border-color: var(--color-brand); }
.chip .n { font-family: var(--font-mono); font-size: var(--text-2xs); opacity: .6; margin-left: 6px; }

/* ---------- Sektion ---------- */
/* Sektion nur so breit wie ihre Kacheln (fit-content): „Datenbanken" (3) füllt den
   schmalen Container, kleinere Themen enden am Inhalt — die Trennlinie endet an der
   letzten Kachel, nicht über leerem Raum. --cols (per JS) = Zahl sichtbarer Kacheln, max 3. */
section.thema { margin-top: 34px; width: fit-content; max-width: 100%; }
.grouphead { display: flex; align-items: center; gap: 14px; margin-bottom: 15px; }
.grouphead h2 { margin: 0; font-size: var(--text-xs); font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--color-ink-3); white-space: nowrap; }
.grouphead .rule { flex: 1 1 auto; height: 1px; background: var(--color-border); }
/* Feste Kachelbreite (272px) — alle Kacheln gleich groß, egal wie viele im Thema sind. */
.grid { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 272px)); gap: 14px; }

/* ---------- Kachel ---------- */
.card { position: relative; display: flex; flex-direction: column; gap: 9px; padding: 17px 18px 15px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--sh-1); transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease); }
a.card:hover { transform: translateY(-2px); box-shadow: var(--sh-2); border-color: var(--color-accent-soft-2); }
.card .ico { width: 36px; height: 36px; display: grid; place-items: center; background: var(--color-brand-tint); color: var(--color-brand); border-radius: var(--radius-sm); transition: background var(--dur) var(--ease), color var(--dur) var(--ease); }
.card .ico svg { width: 20px; height: 20px; }
a.card:hover .ico { background: var(--color-accent-soft); color: var(--color-accent); }
.card .arr { position: absolute; top: 16px; right: 16px; color: var(--color-ink-4); transition: color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.card .arr svg { width: 16px; height: 16px; display: block; }
a.card:hover .arr { color: var(--color-accent); transform: translate(1px,-1px); }
.card h3 { margin: 2px 0 0; font-size: var(--text-md); font-weight: 600; color: var(--color-ink); transition: color var(--dur) var(--ease); }
a.card:hover h3 { color: var(--color-accent); }
.card p { margin: 0; font-size: var(--text-sm); line-height: 1.5; color: var(--color-ink-2); }
.card .foot { margin-top: auto; padding-top: 9px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card .host { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-3); }
.card .berufe { display: flex; gap: 5px; }
.tag { font-family: var(--font-mono); font-size: var(--text-2xs); font-weight: 500; letter-spacing: .03em; color: var(--color-ink-3); background: var(--color-surface-3); border-radius: var(--radius-sm); padding: 2px 6px; }
.card.geplant { opacity: .62; }
.card.geplant .ico { background: var(--color-surface-3); color: var(--color-ink-3); }
.card.geplant .host.plan { color: var(--color-ink-3); font-family: var(--font-sans); font-style: italic; }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr !important; }
  section.thema { width: auto; }
}

/* ---------- „Worum es geht"-Block (Landing) ---------- */
.about { margin-top: 46px; padding: 22px 24px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--sh-1); }
.about h2 { margin: 0 0 8px; font-size: var(--fs-h); font-weight: 600; color: var(--color-brand); }
.about p { margin: 0; color: var(--color-ink-2); font-size: var(--text-base); line-height: 1.6; }
.about p + p { margin-top: 9px; }
.about .more { color: var(--color-accent); font-weight: 500; }

/* ---------- Inhaltsseiten (Didaktik, Impressum) ---------- */
.prose { margin-top: 30px; }
.prose h1 { margin: 0 0 6px; font-size: var(--fs-display); font-weight: 600; letter-spacing: -.01em; color: var(--color-brand); }
.prose .sub { margin: 0 0 28px; max-width: 66ch; color: var(--color-ink-2); font-size: var(--text-md); line-height: 1.55; }
.prose section { margin-top: 26px; }
.prose h2 { margin: 0 0 9px; font-size: var(--fs-h); font-weight: 600; color: var(--color-ink); }
.prose p { margin: 0 0 10px; max-width: 72ch; color: var(--color-ink-2); font-size: var(--text-base); line-height: 1.65; }
.prose p:last-child { margin-bottom: 0; }
.prose b { color: var(--color-ink); font-weight: 600; }
.prose .mono { font-family: var(--font-mono); }
.prose ul { margin: 0 0 10px; padding-left: 20px; max-width: 72ch; color: var(--color-ink-2); font-size: var(--text-base); line-height: 1.65; }
.prose li { margin: 3px 0; }
.prose li::marker { color: var(--color-ink-4); }
.callout { margin-top: 6px; padding: 16px 18px; background: var(--color-surface); border: 1px solid var(--color-border); border-left: 3px solid var(--color-accent); border-radius: var(--radius); }
.callout p { margin: 0; }

/* ---------- Footer ---------- */
footer { margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--color-border); display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px 18px; color: var(--color-ink-3); font-size: var(--text-sm); line-height: 1.6; }
footer .txt { max-width: 62ch; }
footer .txt b { color: var(--color-ink-2); font-weight: 600; }
footer nav { display: flex; gap: 16px; white-space: nowrap; }
footer nav a { color: var(--color-accent); }
footer nav a:hover { text-decoration: underline; }

@media (max-width: 560px) {
  .wrap { padding: 34px 18px 30px; }
  .wordmark { font-size: 23px; }
  .prose h1 { font-size: 23px; }
  .grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}