/* ==========================================================================
   MiniTEK – Stylesheet
   --------------------------------------------------------------------------
   Gestaltungsraster
   - Grundeinheit 8 px. Alle vertikalen Abstände sind Vielfache davon.
   - 12 Spalten, Spaltenabstand 32 px (mobil: 4 Spalten, 16 px).
   - Satzbreite Fließtext max. 66 Zeichen.

   Logo-Motive (aus dem Original-Logo vermessen, LogoVorschlag.png)
   - Querschnitt: Der weiße Einschnitt durch „TEK“ liegt bei 23 % der
     Versalhöhe und ist 7 % der Versalhöhe breit. Übertragen als 2-px-
     Schnitt durch blaue Ziffern (40 px) und durch den Schnittbalken
     (6 / 2 / 16 px).
   - K-Schnitt: Die Diagonalen des K stehen bei ca. 43°. Übertragen als
     Eckschnitt 52 × 48 px (atan 48/52 = 42,7°), überall identisch.
   ========================================================================== */

@font-face { font-family: "Plex Sans"; src: url("../fonts/plex-sans-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Plex Sans"; src: url("../fonts/plex-sans-400i.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Plex Sans"; src: url("../fonts/plex-sans-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Plex Sans"; src: url("../fonts/plex-sans-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../fonts/plex-mono-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../fonts/plex-mono-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }

:root {
  /* Farben – Logo */
  --blue: #1287e1;        /* Logo-Blau: Flächen, Linien, große Ziffern (3,7:1) */
  --blue-ink: #0a5ca3;    /* abgedunkeltes Logo-Blau für Text und Links (6,8:1) */
  --grey-logo: #6a6a6a;   /* Logo-Grau */
  /* Farben – Satz */
  --ink: #24272b;         /* Text (15:1) */
  --ink-2: #4a4f55;       /* Nebentext (8,3:1) */
  --rule: #cdd1d6;        /* Haarlinien */
  --paper: #ffffff;
  --paper-2: #f2f3f4;     /* helles Grau für abgesetzte Flächen */

  /* Raster */
  --u: 8px;
  --gap: 32px;
  --pad-x: 32px;
  --maxw: 1240px;
  --measure: 66ch;

  /* Motive */
  --cut: 2px;             /* Breite jedes weißen Einschnitts */
  --k-x: 52px;            /* K-Schnitt horizontal */
  --k-y: 48px;            /* K-Schnitt vertikal → 42,7° */

  /* Schrift */
  --sans: "Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --fs-body: 1.125rem;    /* 18 px */
  --fs-small: 0.9375rem;  /* 15 px */
  --fs-label: 0.8125rem;  /* 13 px */
  --fs-h3: 1.375rem;      /* 22 px */
  --fs-h2: clamp(1.625rem, 1.2rem + 1.2vw, 2.125rem);  /* 26–34 px */
  --fs-h1: clamp(2.25rem, 1.35rem + 3vw, 3.75rem);     /* 36–60 px */
}

@media (max-width: 767px) {
  :root { --gap: 16px; --pad-x: 16px; --fs-body: 1.0625rem; }
}

/* --------------------------------------------------------------------------
   Basis
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { border-radius: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--fs-body)/1.6 var(--sans);
  font-kerning: normal;
  font-feature-settings: "kern";
  hyphens: manual;
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -0.01em; text-wrap: balance; }
h1 { font-size: var(--fs-h1); line-height: 1.08; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-h2); line-height: 1.2; }
h3 { font-size: var(--fs-h3); line-height: 1.3; }
h4 { font-size: var(--fs-body); line-height: 1.4; font-weight: 600; letter-spacing: 0; }
p, ul, ol, dl, table, figure, blockquote { margin: 0; }
p + p { margin-top: calc(2 * var(--u)); }
ul, ol { padding: 0; }
strong { font-weight: 600; }
abbr[title] { text-decoration: none; border-bottom: 1px dotted var(--ink-2); }

a { color: var(--blue-ink); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--blue-ink); outline-offset: 2px; }
.on-blue :focus-visible { outline-color: var(--paper); }

::selection { background: var(--blue); color: var(--paper); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: absolute; left: var(--pad-x); top: -100px; z-index: 10;
  background: var(--ink); color: var(--paper); padding: var(--u) calc(2 * var(--u));
}
.skip:focus { top: var(--u); }

/* --------------------------------------------------------------------------
   Raster
   -------------------------------------------------------------------------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad-x); }
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); }
@media (max-width: 767px) { .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* Spaltenpositionen (Desktop). Mobil spannt alles über die volle Breite. */
.c-label { grid-column: 1 / span 3; }
.c-main  { grid-column: 4 / span 9; }
.c-text  { grid-column: 4 / span 6; }
.c-aside { grid-column: 10 / span 3; }
.c-full  { grid-column: 1 / -1; }
.c-wide  { grid-column: 1 / span 9; }
@media (max-width: 1023px) {
  .c-label { grid-column: 1 / -1; margin-bottom: calc(2 * var(--u)); }
  .c-main, .c-text, .c-wide { grid-column: 1 / -1; }
  .c-aside { grid-column: 1 / -1; margin-top: calc(4 * var(--u)); }
}

/* --------------------------------------------------------------------------
   Kopfbereich und Seitenleiste
   Kopf: fest oben, volle Breite, Logo immer vollständig sichtbar, direkter
   Kontakt rechts. Beim Scrollen wird er flacher.
   Leiste: Reiter links unter dem Kopf, einklappbar auf 72 px (ab 1100 px).
   Darunter: Leiste wird zur Schublade, Menüknopf im Kopf.
   -------------------------------------------------------------------------- */
:root { --hd-h: 76px; --hd-h0: 76px; --sb-w: 272px; }
.is-scrolled { --hd-h: 60px; }

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 80; height: var(--hd-h);
  background: var(--paper); border-bottom: 1px solid var(--rule);
  transition: height .35s var(--ease);
}
.hd-inner { display: flex; align-items: center; gap: calc(3 * var(--u)); height: 100%; padding: 0 var(--pad-x) 0 calc(4 * var(--u)); }
.brand { display: block; flex: none; }
.brand img { width: 176px; height: auto; transition: width .35s var(--ease); }
.is-scrolled .brand img { width: 156px; }
.hd-claim {
  margin-right: auto; padding-left: calc(3 * var(--u)); border-left: 1px solid var(--rule);
  font: 500 var(--fs-label)/1.4 var(--mono); letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-2);
}
.hd-claim span { color: var(--blue-ink); }
.hd-contact { display: flex; align-items: stretch; height: 100%; }
.hd-contact a {
  position: relative; display: flex; flex-direction: column; justify-content: center; gap: 2px;
  padding: 0 calc(3 * var(--u)); border-left: 1px solid var(--rule);
  color: var(--ink); text-decoration: none; font-size: var(--fs-small); font-weight: 500;
  transition: background-color .25s, color .25s;
}
.hd-contact a .label { font-size: 11px; }
.hd-contact a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.hd-contact a:hover { background: var(--paper-2); color: var(--blue-ink); }
.hd-contact a:hover::after { transform: scaleX(1); }
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; pointer-events: none; }

.sidebar {
  position: fixed; top: var(--hd-h); bottom: 0; left: 0; z-index: 40; width: var(--sb-w);
  display: flex; flex-direction: column; background: var(--paper); border-right: 1px solid var(--rule);
  transition: top .35s var(--ease);
}
.page { margin-left: var(--sb-w); padding-top: var(--hd-h0); min-width: 0; }
:target, [id] { scroll-margin-top: calc(var(--hd-h0) + 16px); }

.sb-nav { flex: 1 1 auto; overflow-y: auto; overscroll-behavior: contain; padding: calc(2 * var(--u)) 0 calc(3 * var(--u)); scrollbar-width: thin; scrollbar-color: var(--rule) transparent; }
.tabs, .tabs ol { list-style: none; }
.tabs > li > a {
  position: relative; display: flex; align-items: center; gap: 12px;
  padding: 12px calc(4 * var(--u)); color: var(--ink); text-decoration: none;
  font-size: var(--fs-small); font-weight: 500;
  transition: background-color .25s ease, color .25s ease;
}
.tabs > li > a::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--blue); transform: scaleY(0); transform-origin: top;
  transition: transform .35s var(--ease);
}
.tabs > li > a:hover { background: var(--paper-2); }
.tabs > li > a:hover::before { transform: scaleY(.45); }
.tabs > li > a[aria-current]::before { transform: scaleY(1); }
.tabs > li > a[aria-current] { background: var(--paper-2); font-weight: 600; }
.tabs .sub { padding: 2px 0 10px; }
.tabs .sub a {
  display: grid; grid-template-columns: 28px minmax(0, 1fr); align-items: baseline;
  padding: 6px calc(4 * var(--u)) 6px calc(4 * var(--u) + 4px);
  color: var(--ink-2); text-decoration: none; font-size: 0.875rem; line-height: 1.35;
  transition: color .2s ease, transform .25s ease;
}
.tabs .sub a span { font: 500 11px/1 var(--mono); color: var(--blue-ink); }
.tabs .sub a:hover { color: var(--ink); transform: translateX(3px); }
.tabs .sub a[aria-current] { color: var(--blue-ink); font-weight: 600; }
.t-short { display: none; }

.sb-toc { margin: calc(2 * var(--u)) calc(4 * var(--u)) 0; padding-top: calc(2 * var(--u)); border-top: 1px solid var(--rule); }
.sb-toc .label { display: block; margin-bottom: var(--u); }
.sb-toc ol { list-style: none; border-left: 1px solid var(--rule); }
.sb-toc a { display: block; padding: 4px 0 4px 14px; margin-left: -1px; border-left: 2px solid transparent; color: var(--ink-2); text-decoration: none; font-size: 0.8125rem; transition: color .2s, border-color .3s; }
.sb-toc a:hover { color: var(--ink); }
.sb-toc a.is-active { color: var(--blue-ink); border-left-color: var(--blue); font-weight: 500; }
@media (max-height: 780px) { .sb-toc { display: none; } }

.sb-foot { padding: calc(2 * var(--u)) calc(4 * var(--u)); border-top: 1px solid var(--rule); font-size: 0.8125rem; color: var(--ink-2); }
.sb-foot a { color: var(--ink-2); }
.sb-direct { display: none; }

/* Einklappen (ab 1100 px) */
.sb-collapse { display: none; }
.nav-toggle { display: none; }
@media (min-width: 1100px) {
  .sb-ready .sidebar { transition: width .45s var(--ease), top .35s var(--ease); }
  .sb-ready .page { transition: margin-left .45s var(--ease); }
  .sb-collapse {
    display: grid; place-items: center; position: absolute; top: 20px; right: -16px; z-index: 2;
    width: 32px; height: 32px; padding: 0; cursor: pointer;
    background: var(--paper); border: 1px solid var(--rule); color: var(--ink);
    transition: background-color .25s, border-color .25s, color .25s;
  }
  .sb-collapse:hover { background: var(--blue-ink); border-color: var(--blue-ink); color: var(--paper); }
  .sb-collapse span { width: 8px; height: 8px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateX(2px) rotate(45deg); transition: transform .45s var(--ease); }
  .sb-zu .sb-collapse span { transform: translateX(-2px) rotate(-135deg); }

  .sb-zu { --sb-w: 72px; }
  .sb-zu .sb-nav { overflow: visible; padding-top: calc(7 * var(--u)); }
  .sb-zu .tabs .sub, .sb-zu .sb-toc, .sb-zu .sb-foot { display: none; }
  .sb-zu .tabs > li > a { justify-content: center; padding: 7px 0; background: transparent; }
  .sb-zu .t-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .sb-zu .t-short {
    display: grid; place-items: center; width: 36px; height: 36px;
    font: 500 13px/1 var(--mono); color: var(--ink); border: 1px solid var(--rule);
    transition: background-color .25s, color .25s, border-color .25s;
  }
  .sb-zu .tabs > li > a:hover .t-short { border-color: var(--ink); }
  .sb-zu .tabs > li > a[aria-current] .t-short { background: var(--blue-ink); border-color: var(--blue-ink); color: var(--paper); }
  .sb-zu .tabs > li > a::before { top: 7px; bottom: 7px; }
  .sb-zu .tabs > li > a::after {
    content: attr(data-tip); position: absolute; left: calc(100% - 6px); top: 50%; z-index: 5;
    transform: translate(-6px, -50%); opacity: 0; pointer-events: none; white-space: nowrap;
    background: var(--ink); color: var(--paper); font: 500 var(--fs-label)/1 var(--sans); padding: 9px 12px;
    transition: opacity .2s, transform .25s var(--ease);
  }
  .sb-zu .tabs > li > a:hover::after, .sb-zu .tabs > li > a:focus-visible::after { opacity: 1; transform: translate(0, -50%); }
}

/* Schmale Bildschirme: Leiste als Schublade */

@media (max-width: 1099px) {
  :root { --hd-h: 64px; --hd-h0: 64px; }
  .is-scrolled { --hd-h: 64px; }
  .hd-inner { padding: 0 var(--pad-x); }
  .brand img, .is-scrolled .brand img { width: 148px; }
  .page { margin-left: 0; }
  .nav-toggle {
    display: inline-flex; align-items: center; gap: 10px; margin-left: 16px; font: 500 var(--fs-small)/1 var(--sans); color: var(--ink);
    background: var(--paper); border: 1px solid var(--ink); padding: 11px 14px; cursor: pointer;
  }
  .nav-toggle .bars { width: 16px; height: 10px; position: relative; }
  .nav-toggle .bars::before, .nav-toggle .bars::after { content: ""; position: absolute; left: 0; right: 0; height: 2px; background: currentColor; transition: transform .3s ease, top .3s ease; }
  .nav-toggle .bars::before { top: 0; } .nav-toggle .bars::after { top: 8px; }
  .nav-toggle[aria-expanded="true"] .bars::before { top: 4px; transform: rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .bars::after { top: 4px; transform: rotate(-45deg); }
  .sidebar { width: min(88vw, 360px); z-index: 60; transform: translateX(-102%); visibility: hidden; transition: transform .45s var(--ease), visibility .45s; }
  .sidebar.is-open { transform: none; visibility: visible; }
  .sb-direct { display: block; margin-bottom: 10px; font-size: var(--fs-small); }
  .sb-direct a { color: var(--ink); }
  .scrim { position: fixed; inset: var(--hd-h) 0 0 0; z-index: 55; background: rgba(36, 39, 43, .45); opacity: 0; visibility: hidden; transition: opacity .35s ease, visibility .35s; }
  .scrim.is-open { opacity: 1; visibility: visible; }
  .no-js .sidebar { position: static; transform: none; visibility: visible; width: auto; margin-top: var(--hd-h0); }
  .no-js .page { padding-top: 0; }
}
@media (min-width: 1100px) { .scrim { display: none; } }
@media (max-width: 899px) { .hd-contact, .hd-claim { display: none; } .brand { margin-right: auto; } }

/* --------------------------------------------------------------------------
   Typografische Bausteine
   -------------------------------------------------------------------------- */
.label {
  font: 500 var(--fs-label)/1.4 var(--mono);
  letter-spacing: 0.04em; color: var(--ink-2); text-transform: uppercase;
}
.label--blue { color: var(--blue-ink); }
.lead { font-size: clamp(1.1875rem, 1.05rem + 0.45vw, 1.375rem); line-height: 1.5; max-width: 40em; }
.prose { max-width: var(--measure); }
.prose > * + * { margin-top: calc(2 * var(--u)); }
.prose h3 { margin-top: calc(5 * var(--u)); }
.prose ul, .prose ol { padding-left: 1.25em; }
.prose li + li { margin-top: var(--u); }
.muted { color: var(--ink-2); }
.small { font-size: var(--fs-small); line-height: 1.55; }

/* Schlichte Liste mit Strich */
.dash { list-style: none; padding: 0; }
.dash li { position: relative; padding-left: 1.5em; }
.dash li + li { margin-top: var(--u); }
.dash li::before { content: "–"; position: absolute; left: 0; color: var(--grey-logo); }

/* Textlink mit Pfeil */
.go { font-weight: 500; white-space: nowrap; }
.go::after { content: " →"; }

/* Rechteckige Schaltfläche */
.btn {
  display: inline-block; font: 500 var(--fs-body)/1.2 var(--sans);
  background: var(--blue-ink); color: var(--paper); text-decoration: none;
  border: 2px solid var(--blue-ink); padding: 14px 24px; cursor: pointer;
}
.btn:hover { background: var(--ink); border-color: var(--ink); }

/* --------------------------------------------------------------------------
   Motiv 1: Querschnitt durch blaue Ziffern
   Plex Sans: Versalhöhe 0,698 em; bei line-height 1 liegt die Oberkante der
   Versalien 0,177 em unter der Box. Schnitt bei 23 % der Versalhöhe:
   0,177 + 0,23 × 0,698 = 0,338 em → 13,5 px bei 40 px Schriftgröße.
   -------------------------------------------------------------------------- */
.idx {
  position: relative; display: inline-block;
  font: 600 40px/1 var(--sans); letter-spacing: -0.02em;
  color: var(--blue); font-variant-numeric: tabular-nums; align-self: start; justify-self: start;
}
.idx::after {
  content: ""; position: absolute; left: -2px; right: -2px;
  top: 13.5px; height: var(--cut); background: var(--cut-bg, var(--paper));
}
.on-paper-2 { --cut-bg: var(--paper-2); }

/* Motiv 2: K-Schnitt (Ecke oben rechts) */
.k-cut { clip-path: polygon(0 0, calc(100% - var(--k-x)) 0, 100% var(--k-y), 100% 100%, 0 100%); }

/* Motiv 1 als Balken: 6 px Blau / 2 px Schnitt / 16 px Blau */
.cut-bar {
  height: 24px; border: 0; margin: 0;
  background: linear-gradient(to bottom, var(--blue) 0 6px, var(--paper) 6px 8px, var(--blue) 8px 24px);
}

/* --------------------------------------------------------------------------
   Abschnitte
   -------------------------------------------------------------------------- */
.sec { padding: calc(12 * var(--u)) 0; }
.sec--tight { padding: calc(8 * var(--u)) 0; }
.sec--grey { background: var(--paper-2); --cut-bg: var(--paper-2); }
.sec-rule { border-top: 1px solid var(--ink); padding-top: calc(3 * var(--u)); }
.sec-head h2 { max-width: 22em; }
.sec-head p { margin-top: calc(2 * var(--u)); max-width: var(--measure); color: var(--ink-2); }
@media (max-width: 767px) {
  .sec { padding: calc(7 * var(--u)) 0; }
  .sec--tight { padding: calc(5 * var(--u)) 0; }
}

/* --------------------------------------------------------------------------
   Startseite: Einstieg
   -------------------------------------------------------------------------- */
.mast { padding: calc(10 * var(--u)) 0 calc(6 * var(--u)); }
.mast h1 { grid-column: 1 / span 10; }
.mast h1 .l2 { display: block; color: var(--blue); }
.mast .lead { grid-column: 1 / span 7; margin-top: calc(4 * var(--u)); }
.mast .audience { grid-column: 9 / span 4; align-self: end; margin-top: calc(4 * var(--u)); }
.mast .audience .label { display: block; margin-bottom: var(--u); }
@media (max-width: 1023px) {
  .mast h1, .mast .lead, .mast .audience { grid-column: 1 / -1; }
}
@media (max-width: 767px) { .mast { padding: calc(6 * var(--u)) 0 calc(4 * var(--u)); } }

/* --------------------------------------------------------------------------
   Leistungsverzeichnis (Startseite und Übersicht)
   -------------------------------------------------------------------------- */
.register { list-style: none; border-top: 2px solid var(--ink); }
.register > li { border-bottom: 1px solid var(--rule); }
.register .row {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap);
  padding: calc(3 * var(--u)) 0 calc(3.5 * var(--u));
}
.register .idx { grid-column: 1 / span 1; }
.register h3 { grid-column: 2 / span 3; font-size: var(--fs-h3); font-weight: 600; padding-top: 4px; }
.register h3 a { color: var(--ink); text-decoration: none; }
.register h3 a:hover { color: var(--blue-ink); text-decoration: underline; text-decoration-thickness: 2px; }
.register .desc { grid-column: 5 / span 5; padding-top: 6px; }
.register .out { grid-column: 10 / span 3; padding-top: 8px; }
.register .out .label { display: block; margin-bottom: 4px; }
@media (max-width: 1023px) {
  .register .row { grid-template-columns: 64px minmax(0, 1fr); column-gap: 16px; row-gap: var(--u); }
  .register .idx { grid-column: 1; grid-row: 1 / span 3; }
  .register h3, .register .desc, .register .out { grid-column: 2; padding-top: 0; }
  .register h3 { padding-top: 6px; }
}

/* Ausgangssituationen: Situation → Bereich */
.cases { list-style: none; border-top: 1px solid var(--ink); }
.cases li {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 3fr); column-gap: var(--gap);
  padding: calc(2.5 * var(--u)) 0; border-bottom: 1px solid var(--rule);
}
.cases .sit { font-size: var(--fs-body); }
.cases .area { font-size: var(--fs-small); padding-top: 3px; }
@media (max-width: 767px) {
  .cases li { grid-template-columns: 1fr; row-gap: var(--u); }
}

/* --------------------------------------------------------------------------
   Arbeitsblatt (beispielhafte Aufgabenstellung)
   -------------------------------------------------------------------------- */
.sheet { background: var(--paper); padding: calc(6 * var(--u)) calc(6 * var(--u)) calc(7 * var(--u)); }
.sheet-meta { display: flex; flex-wrap: wrap; gap: var(--u) calc(4 * var(--u)); padding-right: calc(var(--k-x) + 8px); }
.sheet h3 { margin-top: calc(3 * var(--u)); max-width: 30em; font-size: clamp(1.375rem, 1.1rem + 0.8vw, 1.75rem); }
.sheet .situation { margin-top: calc(2 * var(--u)); max-width: var(--measure); }
.sheet-cols {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: var(--gap);
  margin-top: calc(5 * var(--u)); border-top: 1px solid var(--ink);
}
.sheet-cols > div { padding-top: calc(2 * var(--u)); }
.sheet-cols h4 { margin-top: var(--u); margin-bottom: calc(1.5 * var(--u)); }
.sheet-cols ul { font-size: var(--fs-small); line-height: 1.55; }
.sheet-steps { margin-top: calc(6 * var(--u)); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); }
.sheet-steps > .label { grid-column: 1 / span 3; padding-top: 4px; }
.sheet-steps ol { grid-column: 4 / span 9; list-style: none; counter-reset: s; border-top: 1px solid var(--rule); }
.sheet-steps li { counter-increment: s; display: grid; grid-template-columns: 3em minmax(0, 1fr); padding: calc(1.5 * var(--u)) 0; border-bottom: 1px solid var(--rule); font-size: var(--fs-small); }
.sheet-steps li::before { content: counter(s, decimal-leading-zero); font: 500 var(--fs-label)/1.9 var(--mono); color: var(--blue-ink); }
.sheet-steps li strong { font-weight: 600; }
.sheet-results { margin-top: calc(6 * var(--u)); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); }
.sheet-results > .label { grid-column: 1 / span 3; padding-top: 4px; }
.sheet-results dl { grid-column: 4 / span 9; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--gap); row-gap: calc(3 * var(--u)); }
.sheet-results dt { font-weight: 600; font-size: var(--fs-small); }
.sheet-results dd { margin: 4px 0 0; font-size: var(--fs-small); color: var(--ink-2); }
.sheet-note { margin-top: calc(5 * var(--u)); padding-top: calc(2 * var(--u)); border-top: 1px solid var(--rule); max-width: var(--measure); }
@media (max-width: 1023px) {
  .sheet-cols { grid-template-columns: 1fr; border-top: 0; }
  .sheet-cols > div { border-top: 1px solid var(--ink); padding-bottom: calc(3 * var(--u)); }
  .sheet-steps > .label, .sheet-steps ol, .sheet-results > .label, .sheet-results dl { grid-column: 1 / -1; }
  .sheet-steps > .label, .sheet-results > .label { margin-bottom: calc(2 * var(--u)); }
}
@media (max-width: 767px) {
  .sheet { padding: calc(4 * var(--u)) calc(2.5 * var(--u)) calc(5 * var(--u)); }
  .sheet-results dl { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Person
   -------------------------------------------------------------------------- */
.person h2 .role { display: block; font-size: var(--fs-body); font-weight: 400; color: var(--ink-2); letter-spacing: 0; margin-top: var(--u); }
.facts { border-top: 1px solid var(--ink); }
.facts div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); column-gap: 16px; padding: calc(1.5 * var(--u)) 0; border-bottom: 1px solid var(--rule); font-size: var(--fs-small); }
.facts dt { color: var(--ink-2); }
.facts dd { margin: 0; }
.portrait { margin: 0; }
.portrait img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

/* --------------------------------------------------------------------------
   Kontaktabschluss und Fuß
   -------------------------------------------------------------------------- */
.contact-end h2 { max-width: 16em; }
.contact-end .direct { font-size: clamp(1.375rem, 1.1rem + 1vw, 2rem); font-weight: 500; letter-spacing: -0.01em; }
.contact-end .direct a { color: var(--ink); text-decoration-color: var(--blue); text-decoration-thickness: 2px; }
.contact-end .direct a:hover { color: var(--blue-ink); }

.site-foot { background: var(--paper-2); font-size: var(--fs-small); }
.site-foot .wrap { padding-top: calc(5 * var(--u)); padding-bottom: calc(5 * var(--u)); }
.site-foot .grid > * { margin-bottom: calc(3 * var(--u)); }
.foot-brand { grid-column: 1 / span 3; }
.foot-nav { grid-column: 4 / span 3; }
.foot-nav2 { grid-column: 7 / span 3; }
.foot-contact { grid-column: 10 / span 3; }
.site-foot ul { list-style: none; }
.site-foot li + li { margin-top: 4px; }
.site-foot a { color: var(--ink); }
.site-foot .label { display: block; margin-bottom: var(--u); }
.foot-base { border-top: 1px solid var(--rule); padding-top: calc(2 * var(--u)); color: var(--ink-2); }
@media (max-width: 1023px) {
  .foot-brand, .foot-nav, .foot-nav2, .foot-contact { grid-column: span 2; }
}
@media (max-width: 767px) {
  .foot-brand { grid-column: 1 / -1; }
}

/* --------------------------------------------------------------------------
   Unterseiten: Seitenkopf, Brotkrumen, Inhaltsindex
   -------------------------------------------------------------------------- */
.page-head { padding: calc(7 * var(--u)) 0 calc(6 * var(--u)); border-bottom: 1px solid var(--rule); }
.crumbs { font-size: var(--fs-small); margin-bottom: calc(4 * var(--u)); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; }
.crumbs li + li::before { content: "/"; margin: 0 0.6em; color: var(--ink-2); }
.crumbs a { color: var(--ink-2); }
.page-head .head-idx { grid-column: 1 / span 1; }
.page-head h1 { grid-column: 2 / span 9; font-size: clamp(2rem, 1.3rem + 2.4vw, 3.25rem); }
.page-head h1.no-idx { grid-column: 1 / span 10; }
.page-head .lead { grid-column: 2 / span 7; margin-top: calc(3 * var(--u)); }
.page-head .lead.no-idx { grid-column: 1 / span 7; }
.page-head .toc { grid-column: 10 / span 3; grid-row: 2 / span 2; align-self: end; margin-top: calc(3 * var(--u)); }
@media (max-width: 1023px) {
  .page-head .head-idx { grid-column: 1 / -1; margin-bottom: calc(2 * var(--u)); }
  .page-head h1, .page-head h1.no-idx, .page-head .lead, .page-head .lead.no-idx, .page-head .toc { grid-column: 1 / -1; grid-row: auto; }
  .page-head .toc { margin-top: calc(4 * var(--u)); }
}
@media (max-width: 767px) { .page-head { padding: calc(4 * var(--u)) 0 calc(4 * var(--u)); } }

.toc ol { list-style: none; border-top: 1px solid var(--ink); font-size: var(--fs-small); }
.toc li { border-bottom: 1px solid var(--rule); }
.toc a { display: grid; grid-template-columns: 2.25em minmax(0, 1fr); padding: 8px 0; color: var(--ink); text-decoration: none; }
.toc a:hover { color: var(--blue-ink); text-decoration: underline; }
.toc a span { font-family: var(--mono); font-size: var(--fs-label); color: var(--blue-ink); padding-top: 2px; }

/* Abschnittskopf auf Leistungsseiten: Frage mit Nummer */
.q-label { display: flex; gap: 12px; align-items: baseline; }
.q-label .n { font: 500 var(--fs-label)/1 var(--mono); color: var(--blue-ink); }

/* Schrittfolge */
.steps { list-style: none; counter-reset: st; border-top: 1px solid var(--ink); }
.steps > li { counter-increment: st; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); column-gap: var(--gap); padding: calc(3 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
.steps > li > h3 { font-size: var(--fs-body); font-weight: 600; line-height: 1.45; display: grid; grid-template-columns: 2.5em minmax(0, 1fr); }
.steps > li > h3::before { content: counter(st, decimal-leading-zero); font: 500 var(--fs-label)/2.1 var(--mono); color: var(--blue-ink); }
.steps > li > div > * + * { margin-top: var(--u); }
@media (max-width: 767px) {
  .steps > li { grid-template-columns: 1fr; row-gap: var(--u); }
  .steps > li > div { padding-left: 2.5em; }
}

/* Große Schrittfolge mit geschnittenen Ziffern (Vorgehen) */
.phases { list-style: none; border-top: 2px solid var(--ink); }
.phases > li { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); padding: calc(4 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
.phases .idx { grid-column: 1 / span 1; }
.phases h3 { grid-column: 2 / span 3; padding-top: 6px; }
.phases .body { grid-column: 5 / span 5; padding-top: 8px; }
.phases .side { grid-column: 10 / span 3; padding-top: 10px; font-size: var(--fs-small); }
.phases .side .label { display: block; margin-bottom: 4px; }
.phases .side p + .label { margin-top: calc(2 * var(--u)); }
@media (max-width: 1023px) {
  .phases > li { grid-template-columns: 64px minmax(0, 1fr); column-gap: 16px; row-gap: calc(1.5 * var(--u)); }
  .phases .idx { grid-row: 1 / span 3; }
  .phases h3, .phases .body, .phases .side { grid-column: 2; padding-top: 0; }
  .phases h3 { padding-top: 6px; }
}

/* Aufgabenliste in zwei Spalten */
.tasks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--gap); border-top: 1px solid var(--ink); }
.tasks > div { padding: calc(2.5 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
.tasks dt { font-weight: 600; }
.tasks dd { margin: 6px 0 0; color: var(--ink-2); font-size: var(--fs-small); line-height: 1.55; }
@media (max-width: 767px) { .tasks { grid-template-columns: 1fr; } }

/* Tabellen */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data { width: 100%; border-collapse: collapse; font-size: var(--fs-small); line-height: 1.5; }
table.data caption { text-align: left; padding-bottom: calc(2 * var(--u)); }
table.data th, table.data td { text-align: left; vertical-align: top; padding: calc(1.5 * var(--u)) 16px calc(1.5 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
table.data thead th { font: 500 var(--fs-label)/1.4 var(--mono); text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); border-bottom: 1px solid var(--ink); border-top: 1px solid var(--ink); padding-top: 12px; }
table.data tbody th { font-weight: 600; }
table.data td:last-child, table.data th:last-child { padding-right: 0; }
@media (max-width: 767px) {
  table.stack thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  table.stack, table.stack tbody, table.stack tr, table.stack th, table.stack td { display: block; width: 100%; }
  table.stack tr { border-bottom: 1px solid var(--rule); padding: calc(1.5 * var(--u)) 0; }
  table.stack tbody tr:first-child { border-top: 1px solid var(--ink); }
  table.stack th, table.stack td { border: 0; padding: 2px 0; }
  table.stack td[data-k]::before { content: attr(data-k); display: block; font: 500 var(--fs-label)/1.6 var(--mono); text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); margin-top: var(--u); }
}

/* Abgrenzung (EMV): drei Leistungsarten */
.scope { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: var(--gap); border-top: 2px solid var(--ink); }
.scope > div { padding-top: calc(2.5 * var(--u)); }
.scope h3 { font-size: var(--fs-body); font-weight: 600; margin: var(--u) 0 calc(1.5 * var(--u)); }
.scope ul { font-size: var(--fs-small); line-height: 1.55; }
.scope .not { margin-top: calc(2 * var(--u)); padding-top: calc(1.5 * var(--u)); border-top: 1px solid var(--rule); font-size: var(--fs-small); color: var(--ink-2); }
@media (max-width: 1023px) {
  .scope { grid-template-columns: 1fr; border-top: 0; }
  .scope > div { border-top: 2px solid var(--ink); padding-bottom: calc(4 * var(--u)); }
}

/* Strategiekaskade (Einkauf) */
.cascade { list-style: none; border-left: 2px solid var(--blue); }
.cascade li { padding: calc(1.5 * var(--u)) 0 calc(1.5 * var(--u)) calc(3 * var(--u)); }
.cascade li + li { border-top: 1px solid var(--rule); }
.cascade li:nth-child(2) { margin-left: calc(3 * var(--u)); }
.cascade li:nth-child(3) { margin-left: calc(6 * var(--u)); }
.cascade strong { display: block; }
.cascade span { font-size: var(--fs-small); color: var(--ink-2); }

/* Hinweisblock (sachlich, z. B. Normhinweis) */
.note { border-left: 2px solid var(--ink); padding: 4px 0 4px calc(2.5 * var(--u)); font-size: var(--fs-small); max-width: var(--measure); }
.note .label { display: block; margin-bottom: 4px; }

/* Querverweise am Seitenende */
.related { list-style: none; border-top: 1px solid var(--ink); }
.related li { border-bottom: 1px solid var(--rule); }
.related a { display: grid; grid-template-columns: 3em minmax(0, 1fr) auto; column-gap: 16px; padding: calc(2 * var(--u)) 0; color: var(--ink); text-decoration: none; }
.related a:hover strong { color: var(--blue-ink); text-decoration: underline; }
.related .n { font: 500 var(--fs-label)/1.9 var(--mono); color: var(--blue-ink); }
.related .t { font-size: var(--fs-small); color: var(--ink-2); display: block; }
.related a::after { content: "→"; color: var(--blue-ink); }

/* Dokumentliste (Wissen) */
.docs { list-style: none; border-top: 2px solid var(--ink); }
.docs > li { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gap); padding: calc(3 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
.docs .meta { grid-column: 1 / span 3; font: 400 var(--fs-label)/1.6 var(--mono); color: var(--ink-2); padding-top: 4px; }
.docs .body { grid-column: 4 / span 6; }
.docs .body h3 { font-size: var(--fs-body); font-weight: 600; line-height: 1.45; }
.docs .body p { margin-top: var(--u); font-size: var(--fs-small); color: var(--ink-2); }
.docs .act { grid-column: 10 / span 3; font-size: var(--fs-small); padding-top: 2px; }
@media (max-width: 1023px) {
  .docs > li { grid-template-columns: 1fr; row-gap: var(--u); }
  .docs .meta, .docs .body, .docs .act { grid-column: 1; }
}

/* --------------------------------------------------------------------------
   Formular
   -------------------------------------------------------------------------- */
.form { max-width: 40rem; }
.field { margin-bottom: calc(3 * var(--u)); }
.field label, .field legend { display: block; font-weight: 500; margin-bottom: 6px; }
.field .opt { font-weight: 400; color: var(--ink-2); }
.field .hint { display: block; font-size: var(--fs-small); color: var(--ink-2); margin: -2px 0 8px; }
.field input, .field select, .field textarea {
  width: 100%; font: 400 var(--fs-body)/1.4 var(--sans); color: var(--ink);
  background: var(--paper); border: 1px solid var(--ink-2); padding: 12px 14px;
  -webkit-appearance: none; appearance: none;
}
.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
  background-size: 6px 6px; background-repeat: no-repeat; padding-right: 44px;
}
.field textarea { min-height: 11rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--blue-ink); outline-offset: 0; border-color: var(--blue-ink); }
.field [aria-invalid="true"] { border: 2px solid #b3261e; }
.field .err { display: block; color: #b3261e; font-size: var(--fs-small); margin-top: 6px; font-weight: 500; }
.field .err:empty { display: none; }
.form-summary { border-left: 3px solid #b3261e; padding: 8px 0 8px 16px; margin-bottom: calc(3 * var(--u)); }
.form-summary[hidden] { display: none; }
.form-summary .btn { margin-top: 12px; }
.form-ok { border-left: 3px solid var(--blue); padding: 8px 0 8px 16px; margin-top: calc(3 * var(--u)); }

/* --------------------------------------------------------------------------
   Redaktionelle Markierung (nur Entwurf – vor Veröffentlichung entfernen)
   -------------------------------------------------------------------------- */
.todo {
  display: block; margin-top: calc(2 * var(--u));
  border: 1px dashed #a15c00; background: #fff8ec; color: #5c3500;
  font: 400 var(--fs-label)/1.5 var(--mono); padding: 10px 12px;
}
.todo::before { content: "Redaktion · "; font-weight: 500; }
p span.todo, dd span.todo { display: inline; margin: 0; padding: 1px 6px; }
.draft-flag { background: #fff8ec; border-bottom: 1px dashed #a15c00; color: #5c3500; font: 400 var(--fs-label)/1.5 var(--mono); }
.draft-flag .wrap { padding-top: 6px; padding-bottom: 6px; }

/* Utility */
.mt-1 { margin-top: var(--u); } .mt-2 { margin-top: calc(2 * var(--u)); } .mt-3 { margin-top: calc(3 * var(--u)); }
.mt-4 { margin-top: calc(4 * var(--u)); } .mt-6 { margin-top: calc(6 * var(--u)); } .mt-8 { margin-top: calc(8 * var(--u)); }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }
@media print {
  .site-head .nav, .nav-toggle, .draft-flag, .skip { display: none !important; }
  .sec { padding: 24px 0; }
  a { color: inherit; }
}

/* Kontaktabschluss: Text | direkte Adresse (9 Hauptspalten → 5 + 4) */
.contact-split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 4fr); column-gap: var(--gap); }
.contact-split > div + div { padding-left: calc(3 * var(--u)); border-left: 1px solid var(--rule); }
@media (max-width: 767px) {
  .contact-split { grid-template-columns: 1fr; row-gap: calc(4 * var(--u)); }
  .contact-split > div + div { padding-left: 0; border-left: 0; }
}
.register-sec { padding: 0 0 calc(8 * var(--u)); }
@media (max-width: 767px) { .register-sec { padding-bottom: calc(5 * var(--u)); } }

/* Kontaktseite */
.c-form { grid-column: 1 / span 7; }
.c-side { grid-column: 9 / span 4; }
@media (max-width: 1023px) {
  .c-form, .c-side { grid-column: 1 / -1; }
  .c-side { margin-top: calc(6 * var(--u)); }
}
.mail-preview { white-space: pre-wrap; font: 400 var(--fs-label)/1.6 var(--mono); background: var(--paper-2); padding: 16px; margin: 16px 0 0; }

/* Kurzprofil in schmaler Randspalte: Begriff über Wert */
.c-aside .facts div, .c-side .facts div { grid-template-columns: 1fr; row-gap: 2px; }

/* ==========================================================================
   Bilder und Bewegung
   Alle Animationen laufen nur, wenn JavaScript aktiv ist (Klasse .anim) und
   der Nutzer keine reduzierte Bewegung eingestellt hat.
   Kurve: cubic-bezier(.2,.7,.2,1) – zügiger Beginn, ruhiges Auslaufen.
   ========================================================================== */
:root { --ease: cubic-bezier(.2,.7,.2,1); --t-slow: 1.2s; --t: .8s; }

/* Bildrahmen: K-Schnitt oben rechts, Querschnitt bei 23 % der Höhe */
.media { position: relative; overflow: hidden; background: var(--paper-2); isolation: isolate; }
.media picture, .media img { display: block; width: 100%; height: 100%; }
.media img { object-fit: cover; }
.media.k-cut { clip-path: polygon(0 0, calc(100% - var(--k-x)) 0, 100% var(--k-y), 100% 100%, 0 100%); }
.media .slit {
  position: absolute; left: 0; right: 0; top: 23%; height: var(--cut);
  background: var(--paper); z-index: 2; transform-origin: left; pointer-events: none;
}
.media .tint { position: absolute; inset: 0; z-index: 1; background: var(--blue); mix-blend-mode: multiply; opacity: 0; pointer-events: none; }

/* Bildband unter dem Seitenkopf */
.band { margin: 0; }
.band .media { aspect-ratio: 21 / 9; max-height: 62vh; width: 100%; }
.band .media img { position: absolute; inset: -8% 0 auto 0; height: 116%; }
.band figcaption, .hero figcaption { display: flex; justify-content: space-between; gap: 16px; margin-top: 10px; }
@media (max-width: 767px) { .band .media { aspect-ratio: 4 / 3; max-height: none; } }

/* Startseite: Einstieg mit Bild und überlappender Textfläche */
.hero { padding: calc(6 * var(--u)) 0 calc(8 * var(--u)); }
.hero .grid { align-items: end; }
.hero-media { grid-column: 4 / -1; grid-row: 1; }
.hero-media .media { aspect-ratio: 16 / 10; max-height: 74vh; }
.hero-media .media img { position: absolute; inset: -6% 0 auto 0; height: 112%; }
.hero-panel {
  grid-column: 1 / span 9; grid-row: 1; z-index: 3; align-self: end;
  background: var(--paper); padding: calc(5 * var(--u)) calc(5 * var(--u)) 0 0;
  margin-bottom: calc(-7 * var(--u));
}
.hero-panel .label { display: block; margin-bottom: calc(2.5 * var(--u)); }
.hero-panel h1 { font-size: clamp(2.25rem, 1rem + 2.4vw, 3.25rem); }
.hero-panel h1 .l2 { color: var(--blue); }
.hero-sub { margin-top: calc(13 * var(--u)); }
.hero-sub .lead { grid-column: 1 / span 7; }
.hero-sub .audience { grid-column: 9 / span 4; align-self: end; }
.hero-sub .audience .label { display: block; margin-bottom: var(--u); }
@media (max-width: 1023px) {
  .hero-media { grid-column: 1 / -1; }
  .hero-panel { grid-column: 1 / -1; grid-row: 2; margin: calc(-6 * var(--u)) calc(4 * var(--u)) 0 0; padding: calc(3 * var(--u)) calc(3 * var(--u)) 0 0; }
  .hero-sub { margin-top: calc(5 * var(--u)); }
  .hero-sub .lead, .hero-sub .audience { grid-column: 1 / -1; }
  .hero-sub .audience { margin-top: calc(3 * var(--u)); }
}
@media (max-width: 767px) { .hero { padding-top: calc(2 * var(--u)); } .hero-media .media { aspect-ratio: 4 / 3; } }

/* Zeilenweise eingeblendete Überschrift */
.ln { display: block; overflow: hidden; padding-bottom: 0.06em; margin-bottom: -0.06em; }
.ln > span { display: block; }

/* Leistungsverzeichnis mit Bildvorschau */
.reg-wrap { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); column-gap: var(--gap); align-items: start; }
.reg-wrap .register .row { grid-template-columns: 72px minmax(0, 1fr) minmax(0, 1.35fr); column-gap: 24px; }
.reg-wrap .register .idx { grid-column: 1; grid-row: 1 / span 2; }
.reg-wrap .register h3 { grid-column: 2; }
.reg-wrap .register .desc { grid-column: 3; padding-top: 4px; }
.reg-wrap .register .out { grid-column: 3; padding-top: var(--u); }
.reg-preview { position: sticky; top: calc(4 * var(--u)); }
.reg-preview .media { aspect-ratio: 4 / 5; }
.reg-preview .media picture { position: absolute; inset: 0; opacity: 0; transform: scale(1.06); transition: opacity .6s var(--ease), transform 1.2s var(--ease); }
.reg-preview .media picture.is-active { opacity: 1; transform: none; }
.reg-preview figcaption { margin-top: 10px; min-height: 1.5em; }
@media (max-width: 1023px) {
  .reg-wrap { grid-template-columns: 1fr; }
  .reg-preview { display: none; }
  .reg-wrap .register .row { grid-template-columns: 64px minmax(0, 1fr); column-gap: 16px; }
  .reg-wrap .register .idx { grid-row: 1 / span 3; }
  .reg-wrap .register h3, .reg-wrap .register .desc, .reg-wrap .register .out { grid-column: 2; }
}

/* Verzeichniszeilen: Hover-Zustand */
.register > li { position: relative; transition: background-color .35s var(--ease); }
.register > li::before {
  content: ""; position: absolute; left: 0; top: -1px; bottom: -1px; width: 3px; background: var(--blue);
  transform: scaleY(0); transform-origin: top; transition: transform .45s var(--ease);
}
.register > li:hover, .register > li.is-hover { background-color: var(--paper-2); }
.register > li:hover::before, .register > li.is-hover::before { transform: scaleY(1); }
.register .row { transition: transform .45s var(--ease); }
.register > li:hover .row, .register > li.is-hover .row { transform: translateX(8px); }
.reg-wrap .register .row { padding-right: 16px; }
.register h3 a::after { content: " →"; display: inline-block; opacity: 0; transform: translateX(-8px); transition: opacity .3s, transform .35s var(--ease); color: var(--blue-ink); }
.register > li:hover h3 a::after, .register > li.is-hover h3 a::after { opacity: 1; transform: none; }
/* ganze Zeile anklickbar über den Titel-Link */
.register h3 a::before { content: ""; position: absolute; inset: 0; z-index: 1; }
.register .row a:not(h3 a) { position: relative; z-index: 2; }

/* Schaltflächen und Textlinks */
.btn { position: relative; overflow: hidden; z-index: 0; transition: color .3s, border-color .3s; }
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ink); transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease); }
.btn:hover { background: var(--blue-ink); border-color: var(--ink); }
.btn:hover::before { transform: scaleX(1); transform-origin: left; }
.go::after { display: inline-block; transition: transform .3s var(--ease); }
.go:hover::after { transform: translateX(5px); }
.cases li { transition: padding .35s var(--ease), background-color .35s; }
.cases li:hover { background: var(--paper-2); padding-left: 16px; padding-right: 16px; }

/* --------------------------------------------------------------------------
   Bewegung (nur mit .anim)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  .anim .rv { opacity: 0; transform: translateY(28px); transition: opacity var(--t) var(--ease) var(--d, 0s), transform var(--t) var(--ease) var(--d, 0s); }
  .anim .rv.is-in { opacity: 1; transform: none; }

  .anim .ln > span { transform: translateY(105%); transition: transform 1s var(--ease) var(--d, 0s); }
  .anim .is-in .ln > span, .anim .ln.is-in > span { transform: none; }

  /* Bildenthüllung: Fläche öffnet sich von links bis zur K-Schnitt-Kontur */
  .anim .media.k-cut.rvm { clip-path: polygon(0 0, 0 0, 0 var(--k-y), 0 100%, 0 100%); transition: clip-path var(--t-slow) var(--ease) var(--d, 0s); }
  .anim .media.k-cut.rvm.is-in { clip-path: polygon(0 0, calc(100% - var(--k-x)) 0, 100% var(--k-y), 100% 100%, 0 100%); }
  .anim .media.rvm picture { transform: scale(1.14); transition: transform 2.2s var(--ease) var(--d, 0s); }
  .anim .media.rvm.is-in picture { transform: none; }
  .anim .media.rvm .tint { opacity: .9; transition: opacity 1.4s var(--ease) calc(var(--d, 0s) + .25s); }
  .anim .media.rvm.is-in .tint { opacity: 0; }
  .anim .media.rvm .slit { transform: scaleX(0); transition: transform 1s var(--ease) calc(var(--d, 0s) + .7s); }
  .anim .media.rvm.is-in .slit { transform: scaleX(1); }

  /* Logo-Querschnitt durch die Kennziffern zieht sich beim Einblenden durch */
  .anim .idx::after { transform: scaleX(0); transform-origin: left; transition: transform .9s var(--ease) calc(var(--d, 0s) + .35s); }
  .anim .is-in .idx::after, .anim .idx.is-in::after { transform: scaleX(1); }

  /* Schnittbalken im Fuß */
  .anim .cut-bar { transform: scaleX(0); transform-origin: left; transition: transform 1.4s var(--ease); }
  .anim .cut-bar.is-in { transform: scaleX(1); }

  /* Seitenwechsel: Navigation bleibt stehen, Inhalt blendet über */
  @view-transition { navigation: auto; }
  .sidebar { view-transition-name: sidebar; }
  .site-header { view-transition-name: kopf; }
  ::view-transition-old(root) { animation: vt-out .28s ease both; }
  ::view-transition-new(root) { animation: vt-in .45s var(--ease) both; }
  @keyframes vt-out { to { opacity: 0; transform: translateY(-10px); } }
  @keyframes vt-in { from { opacity: 0; transform: translateY(16px); } }
}

/* Bild-Platzhalter für das Porträt (bleibt leer bis zum echten Foto) */
.figure-note { margin-top: 10px; }

/* Startseite: Kontaktabschluss mit Bild */
.contact-img { grid-column: 1 / span 4; margin: 0; }
.contact-img .media { aspect-ratio: 4 / 5; }
.contact-img figcaption { margin-top: 10px; }
.contact-body { grid-column: 6 / span 7; align-self: center; }
@media (max-width: 1023px) {
  .contact-img { grid-column: 1 / span 2; }
  .contact-body { grid-column: 3 / -1; }
}
@media (max-width: 767px) {
  .contact-img { grid-column: 1 / -1; max-width: 320px; }
  .contact-body { grid-column: 1 / -1; margin-top: calc(4 * var(--u)); }
}

/* Bildband direkt unter dem Seitenkopf */
.band-wrap { padding-top: calc(5 * var(--u)); }
.page-head { border-bottom: 0; padding-bottom: 0; }
.page-head h1 { font-size: clamp(1.875rem, 1.1rem + 2vw, 2.75rem); line-height: 1.12; max-width: 24em; }
@media (max-width: 767px) { .band-wrap { padding-top: calc(3 * var(--u)); } }

/* Porträt */
.portrait { margin: 0; max-width: 280px; }
.portrait--hoch { max-width: 340px; }
.portrait .media { width: 100%; border-bottom: 4px solid var(--blue); }
.portrait .media img { height: auto; }
@media (max-width: 1023px) { .portrait, .portrait--hoch { max-width: 320px; } }
.portrait figcaption { margin-top: 10px; }

/* Fachbeiträge: Titel als Link zum PDF */
.docs .body h3 a { color: var(--ink); text-decoration: none; background: linear-gradient(var(--blue), var(--blue)) no-repeat 0 100% / 0 2px; transition: background-size .45s var(--ease), color .25s; }
.docs .body h3 a:hover, .docs .body h3 a:focus-visible { color: var(--blue-ink); background-size: 100% 2px; }

/* Formular: Spamschutzfeld unsichtbar, Sendezustand */
.hp { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.btn[aria-busy="true"] { opacity: .75; cursor: progress; }
.form-ok:focus, .form-summary:focus { outline: none; }

/* Inhaltsverzeichnis nur einmal zeigen: in der Leiste, sonst im Seitenkopf */
@media (min-width: 1100px) and (min-height: 781px) {
  .js .page-head .toc { display: none; }
  .js.sb-zu .page-head .toc { display: block; }
}

/* Kontakt: Ablauf nach der Anfrage */
.flow { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); margin-bottom: calc(6 * var(--u)); counter-reset: none; }
.flow li { position: relative; padding: calc(2 * var(--u)) calc(2 * var(--u)) calc(2 * var(--u)) 0; display: flex; flex-direction: column; gap: 4px; font-size: var(--fs-small); }
.flow li + li { padding-left: calc(2 * var(--u)); border-left: 1px solid var(--rule); }
.flow li:not(:last-child)::after { content: "→"; position: absolute; right: -9px; top: 18px; z-index: 1; background: var(--paper); color: var(--blue-ink); font-size: 14px; line-height: 1; padding: 2px 0; }
.flow .flow-n { font: 500 var(--fs-label)/1 var(--mono); color: var(--blue-ink); margin-bottom: 4px; }
.flow strong { font-size: var(--fs-body); font-weight: 600; }
.flow span:last-child { color: var(--ink-2); }
@media (max-width: 767px) {
  .flow { grid-template-columns: 1fr; }
  .flow li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule); }
  .flow li:not(:last-child)::after { display: none; }
}

/* Kontakt: Wunschtermin */
.termin { border: 0; padding: calc(2.5 * var(--u)) 0 0; margin-top: calc(4 * var(--u)); border-top: 1px solid var(--rule); }
.termin legend { padding: 0; float: left; width: 100%; margin-bottom: calc(2 * var(--u)); }
.termin-grid { clear: both; display: grid; grid-template-columns: minmax(0, 1fr); gap: calc(2.5 * var(--u)); }
.sub-label { display: block; font-size: var(--fs-small); font-weight: 500; margin-bottom: 6px; color: var(--ink-2); }
.termin input[type="date"] { max-width: 240px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; display: inline-flex; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-block; padding: 10px 16px; border: 1px solid var(--ink-2); background: var(--paper);
  font-size: var(--fs-small); font-weight: 500; color: var(--ink);
  transition: background-color .2s, color .2s, border-color .2s;
}
.chip:hover span { border-color: var(--ink); background: var(--paper-2); }
.chip input:checked + span { background: var(--blue-ink); border-color: var(--blue-ink); color: var(--paper); }
.chip input:focus-visible + span { outline: 3px solid var(--blue-ink); outline-offset: 2px; }

/* Häufige Fragen */
.faq { border-top: 1px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--rule); }
.faq-item summary {
  display: grid; grid-template-columns: minmax(0, 1fr) 24px; gap: 16px; align-items: center;
  padding: calc(2.25 * var(--u)) 0; cursor: pointer; list-style: none;
  font-weight: 600; transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue-ink); }
.faq-item .pm { position: relative; width: 24px; height: 24px; border: 1px solid var(--rule); transition: background-color .25s, border-color .25s; }
.faq-item .pm::before, .faq-item .pm::after { content: ""; position: absolute; left: 6px; right: 6px; top: 50%; height: 2px; margin-top: -1px; background: var(--ink); transition: transform .35s var(--ease), background-color .25s; }
.faq-item .pm::after { transform: rotate(90deg); }
.faq-item[open] .pm { background: var(--blue-ink); border-color: var(--blue-ink); }
.faq-item[open] .pm::before, .faq-item[open] .pm::after { background: var(--paper); }
.faq-item[open] .pm::after { transform: rotate(0deg); }
.faq-a { padding: 0 48px calc(2.5 * var(--u)) 0; max-width: var(--measure); color: var(--ink-2); }
@media (prefers-reduced-motion: no-preference) {
  .faq-item::details-content { block-size: 0; overflow: hidden; transition: block-size .4s var(--ease), content-visibility .4s allow-discrete; }
  .faq-item[open]::details-content { block-size: auto; }
  :root { interpolate-size: allow-keywords; }
}

/* Startseite: In drei Sätzen */
.credo { padding: calc(4 * var(--u)) 0 calc(10 * var(--u)); }
.credo-list { list-style: none; border-top: 1px solid var(--ink); }
.credo-list li { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 16px; padding: calc(2.5 * var(--u)) 0; border-bottom: 1px solid var(--rule); }
.credo-list .n { font: 500 var(--fs-label)/1 var(--mono); color: var(--blue-ink); padding-top: 9px; }
.credo-list p { font-size: clamp(1.125rem, 1rem + 0.45vw, 1.375rem); line-height: 1.5; color: var(--ink-2); max-width: 46em; }
.credo-list strong { color: var(--ink); font-weight: 600; }
@media (max-width: 767px) { .credo { padding-bottom: calc(6 * var(--u)); } .credo-list li { grid-template-columns: 36px minmax(0, 1fr); } }

/* Druckknopf */
.print-link { display: none; }
.js .print-link { display: block; grid-column: 2 / span 7; margin-top: calc(2 * var(--u)); }
@media (max-width: 1023px) { .js .print-link { grid-column: 1 / -1; } }
.link-btn { background: none; border: 0; padding: 0; font: 500 var(--fs-small)/1.4 var(--sans); color: var(--blue-ink); text-decoration: underline; text-underline-offset: 0.2em; cursor: pointer; }
.link-btn:hover { text-decoration-thickness: 2px; }
.print-head { display: none; }

/* --------------------------------------------------------------------------
   Druckfassung (Leistungsseiten und alle übrigen Seiten)
   -------------------------------------------------------------------------- */
@media print {
  @page { size: A4; margin: 16mm 16mm 18mm; }
  html { font-size: 10pt; }
  body { background: #fff; color: #000; }
  .site-header, .sidebar, .scrim, .progress, .skip, .site-foot, .band-wrap, .hero-media, .reg-preview,
  .toc, .print-link, .c-aside nav, nav.c-aside, .related, .faq-item .pm, form, .flow, .contact-img, .crumbs,
  .btn, .hero-sub .audience { display: none !important; }
  .print-head { display: flex !important; align-items: flex-end; justify-content: space-between; gap: 12pt;
    padding-bottom: 8pt; margin-bottom: 14pt; border-bottom: 1.5pt solid #1287e1; }
  .print-head img { width: 42mm; height: auto; }
  .print-head p { font: 400 7.5pt/1.45 var(--mono); text-align: right; color: #333; }
  .page { margin: 0 !important; padding: 0 !important; }
  .wrap { max-width: none; padding: 0; }
  .grid, .reg-wrap { display: block; }
  .sec, .sec--grey, .credo, .hero { padding: 10pt 0 !important; background: none !important; }
  .page-head { padding: 0 0 6pt; }
  .page-head h1, .hero-panel h1 { font-size: 20pt; }
  .hero-panel { padding: 0; margin: 0; }
  h2 { font-size: 14pt; } h3 { font-size: 11pt; }
  .c-label { margin-bottom: 4pt; }
  h1, h2, h3, h4 { break-after: avoid; }
  li, tr, .faq-item, .tasks > div, .steps > li, .scope > div { break-inside: avoid; }
  .rv, .anim .rv { opacity: 1 !important; transform: none !important; }
  .ln > span { transform: none !important; }
  .idx { font-size: 24pt; }
  .idx::after { display: none; }
  .faq-item summary { padding: 6pt 0 2pt; }
  .faq-a { padding: 0 0 6pt; color: #222; }
  .faq-item::details-content { block-size: auto !important; }
  a { color: inherit; text-decoration: none; }
  .sec-rule, table.data th, table.data td { border-color: #bbb; }
  .scope, .tasks, .sheet-cols { display: block; }
  .scope > div, .tasks > div { padding: 6pt 0; }
}

/* Einstiegsbild: sofort sichtbar, nur leichtes Einschweben */
@media (prefers-reduced-motion: no-preference) {
  .hero-pic picture { animation: hero-settle 1.8s var(--ease) both; }
  @keyframes hero-settle { from { transform: scale(1.06); } to { transform: none; } }
}

/* Datenschutz-Hinweis (unten, nicht blockierend) */
.hinweis {
  position: fixed; z-index: 90; bottom: 24px; left: calc(var(--sb-w) + 32px); max-width: 600px;
  display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 24px; row-gap: 6px; align-items: end;
  background: var(--paper); border: 1px solid var(--ink); border-top: 4px solid var(--blue);
  padding: 18px 20px 20px; font-size: var(--fs-small); line-height: 1.5;
  transform: translateY(16px); opacity: 0; transition: transform .45s var(--ease), opacity .35s ease;
}
.hinweis.is-in { transform: none; opacity: 1; }
.hinweis[hidden] { display: none; }
.hinweis-titel { grid-column: 1; font-weight: 600; font-size: var(--fs-body); }
.hinweis-titel .label { display: block; margin-bottom: 4px; font-size: 11px; }
.hinweis-text { grid-column: 1; color: var(--ink-2); }
.hinweis-ok { grid-column: 2; grid-row: 1 / span 2; padding: 11px 20px; font-size: var(--fs-small); }
.sb-ready .hinweis { transition: transform .45s var(--ease), opacity .35s ease, left .45s var(--ease); }
@media (max-width: 1099px) { .hinweis { left: 16px; right: 16px; bottom: 16px; max-width: none; } }
@media (max-width: 600px) {
  .hinweis { grid-template-columns: 1fr; }
  .hinweis-ok { grid-column: 1; grid-row: auto; width: 100%; margin-top: 8px; }
}
@media print { .hinweis { display: none !important; } }