/* ==========================================================================
   Perfunctio – Produktpräsentation · site.css
   Baut auf tokens.css auf. Eigenständiges, statisches Marketing-Gerüst –
   kein Build-Schritt nötig, direkt per Webserver (oder file://) nutzbar.
   ========================================================================== */

* { box-sizing: border-box; }
[hidden] { display: none !important; }   /* sonst gewinnt jedes display: flex/grid gegen das hidden-Attribut */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--i-sans);
  background: var(--i-bg);
  color: var(--i-ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-size: 15.5px;
}
/* Kein overflow-x:hidden/clip auf html oder body: das bricht position:fixed-Kinder (hier das
   mobile Menü) in WebKit/Blink, weil html/body dann zur eigenen Scroll-Box statt der
   Viewport-Referenz werden. Überlauf stattdessen an der Quelle vermeiden (siehe Button-Regeln). */

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration-color: var(--i-sig); text-underline-offset: 3px; }
a:hover { color: var(--i-sig-ink); }
:focus-visible { outline: 2px solid var(--i-sig); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--i-sig) 35%, transparent); }

h1, h2, h3, h4 { margin: 0 0 .4em; font-weight: 650; letter-spacing: -.02em; font-variation-settings: "wdth" 90; }
p { margin: 0 0 1em; text-wrap: pretty; }
.container { width: min(1180px, 100% - 48px); margin-inline: auto; }
.container.schmal { width: min(820px, 100% - 48px); }

/* ---------- Bausteine: Kicker / Mono-Label ---------- */
.kicker { display: inline-flex; align-items: center; gap: 8px; font-family: var(--i-mono); font-size: 11.5px;
  font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--i-muted); margin-bottom: 14px; }
.kicker::before { content: ""; width: 7px; height: 7px; background: var(--i-sig); box-shadow: var(--i-rel-btn); flex: 0 0 auto; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; height: 46px; padding: 0 22px;
  border-radius: var(--i-rad); border: 1px solid var(--i-line); font: inherit; font-size: 14.5px; font-weight: 650;
  cursor: pointer; text-decoration: none; white-space: nowrap; transition: transform .12s, box-shadow .12s, border-color .12s; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--i-sig); border-color: var(--i-sig); color: var(--i-on-sig); box-shadow: var(--i-rel-btn); }
.btn-primary:hover { color: var(--i-on-sig); filter: brightness(1.04); box-shadow: var(--i-rel-btn), 0 4px 16px -6px color-mix(in srgb, var(--i-sig) 60%, transparent); }
.btn-outline { background: var(--i-panel); color: var(--i-ink); box-shadow: var(--i-rel-btn); }
.btn-outline:hover { color: var(--i-ink); border-color: var(--i-steel); }
.btn-dark { background: var(--i-ink); border-color: var(--i-ink); color: var(--i-on-ink); box-shadow: var(--i-rel-btn); }
.btn-dark:hover { color: var(--i-on-ink); filter: brightness(1.15); }
.btn.sm { height: 38px; padding: 0 16px; font-size: 13.5px; }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
@media (max-width: 480px) {
  .btn { white-space: normal; text-align: center; height: auto; min-height: 46px; padding: 12px 18px; line-height: 1.3; }
  .btn-row { flex-direction: column; align-items: stretch; }
}

/* ---------- Kopfzeile ---------- */
.site-kopf { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--i-panel) 92%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--i-line); }
.site-kopf .reihe { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 70px; }
.marke { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: var(--i-ink); flex: 0 0 auto; }
.marke:hover { color: var(--i-ink); }
.marke .signet { width: 36px; height: 36px; flex: 0 0 auto; }
.marke .wort { font-size: 16.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.nav-haupt { display: flex; align-items: center; gap: 2px; }
.nav-haupt a { padding: 9px 13px; border-radius: 3px; font-size: 13.8px; font-weight: 560; color: var(--i-muted);
  text-decoration: none; white-space: nowrap; }
.nav-haupt a:hover { color: var(--i-ink); background: var(--i-panel-2); }
.nav-haupt a.aktiv { color: var(--i-ink); background: var(--i-panel-2); }
.kopf-knoepfe { display: flex; align-items: center; gap: 10px; }
.theme-knopf { width: 38px; height: 38px; border-radius: 3px; border: 1px solid var(--i-line); background: var(--i-panel);
  box-shadow: var(--i-rel-btn); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--i-muted); }
.theme-knopf:hover { color: var(--i-ink); }
.theme-knopf svg { width: 17px; height: 17px; }
.theme-knopf .m { display: none; }
:root[data-theme="dark"] .theme-knopf .s { display: none; }
:root[data-theme="dark"] .theme-knopf .m { display: block; }
.nav-burger { display: none; width: 38px; height: 38px; border-radius: 3px; border: 1px solid var(--i-line); background: var(--i-panel);
  box-shadow: var(--i-rel-btn); cursor: pointer; align-items: center; justify-content: center; }
.nav-burger span, .nav-burger::before, .nav-burger::after { content: ""; display: block; width: 16px; height: 2px; background: var(--i-ink); }
.nav-burger { flex-direction: column; gap: 4px; }

@media (max-width: 960px) {
  /* site-kopf nutzt backdrop-filter, das für fixed-Kinder ein eigenes Containing Block eröffnet —
     deshalb hier top/left/right/height statt eines bottom-basierten inset verwenden (sonst kollabiert
     die Höhe auf die Kopfzeile selbst). */
  /* z-index nötig: ein position:fixed-Element mit z-index:auto stapelt sonst nur in Dokumentreihenfolge
     und würde unter später im DOM stehendem Seiteninhalt landen. */
  .nav-haupt { position: fixed; top: 70px; left: 0; right: 0; height: calc(100vh - 70px); z-index: 45; background: var(--i-bg); flex-direction: column; align-items: stretch;
    padding: 10px 24px 24px; gap: 2px; transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .18s, transform .18s; overflow-y: auto; }
  .nav-haupt.offen { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav-haupt a { font-size: 16px; padding: 14px 4px; border-bottom: 1px solid var(--i-line-soft); }
  .nav-burger { display: inline-flex; }
}
.nav-haupt .nav-mobil { display: none; }
@media (max-width: 560px) {
  .kopf-knoepfe .btn { display: none; }
  .nav-haupt .nav-mobil { display: block; }
}

/* ---------- Hero ---------- */
.hero { padding: 64px 0 36px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 52px; align-items: center; }
@media (max-width: 1040px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.55rem); line-height: 1.04; margin-bottom: .36em; }
.hero h1 em { font-style: normal; color: var(--i-sig-ink); }
.hero .lead { font-size: 17.5px; color: var(--i-muted); max-width: 54ch; margin-bottom: 28px; }
.hero .fussnote { margin-top: 20px; font-size: 12.5px; color: var(--i-muted); }

.stat-leiste { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1px;
  background: var(--i-line); border: 1px solid var(--i-line); border-radius: calc(var(--i-rad) + 1px); overflow: hidden; margin-top: 46px; }
.stat-leiste > div { background: var(--i-panel); padding: 18px 20px; }
.stat-leiste .t { font-size: 20px; font-weight: 700; letter-spacing: -.01em; }
.stat-leiste .s { font-size: 12.5px; color: var(--i-muted); margin-top: 4px; }

/* ---------- Abschnitte ---------- */
section { padding: 84px 0; border-top: 1px solid var(--i-line-soft); }
section:first-of-type, .hero { border-top: 0; }
.sek-kopf { max-width: 68ch; margin-bottom: 44px; }
.sek-kopf.mitte { margin-inline: auto; text-align: center; }
.sek-kopf h2 { font-size: clamp(1.6rem, 2.6vw, 2.3rem); }
.sek-kopf p { color: var(--i-muted); font-size: 16px; }
.alt { background: var(--i-panel-2); }

/* ---------- Karten / Grids ---------- */
.grid { display: grid; gap: 20px; }
.grid.g2 { grid-template-columns: repeat(2, 1fr); }
.grid.g3 { grid-template-columns: repeat(3, 1fr); }
.grid.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .grid.g3, .grid.g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid.g2, .grid.g3, .grid.g4 { grid-template-columns: 1fr; } }

.karte { background: var(--i-panel); border: 1px solid var(--i-line); border-radius: calc(var(--i-rad) + 1px);
  box-shadow: var(--i-rel); padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 10px; }
.karte .ic { width: 38px; height: 38px; border-radius: 3px; background: var(--i-sunk); box-shadow: var(--i-rel-in);
  display: inline-flex; align-items: center; justify-content: center; color: var(--i-steel); margin-bottom: 4px; }
.karte .ic svg { width: 19px; height: 19px; }
.karte h3 { font-size: 16.5px; margin: 0; }
.karte p { font-size: 14px; color: var(--i-muted); margin: 0; }
.karte .tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }

.tag { display: inline-block; font-family: var(--i-mono); font-size: 10.3px; font-weight: 600; letter-spacing: .05em;
  text-transform: uppercase; padding: 3px 7px; border-radius: 2px; white-space: nowrap;
  background: color-mix(in srgb, var(--i-steel) 13%, var(--i-panel)); color: color-mix(in srgb, var(--i-steel) 82%, var(--i-ink));
  border: 1px solid color-mix(in srgb, var(--i-steel) 40%, transparent); }
.tag.sig { background: color-mix(in srgb, var(--i-sig) 16%, var(--i-panel)); color: var(--i-sig-ink);
  border-color: color-mix(in srgb, var(--i-sig) 45%, transparent); }

/* ---------- Zielgruppen-Karten ---------- */
.zg-karte { position: relative; overflow: hidden; text-decoration: none; color: var(--i-ink); }
.zg-karte:hover { color: var(--i-ink); border-color: var(--i-steel); }
.zg-karte .pfeil { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 650; color: var(--i-sig-ink); }
.zg-karte .pfeil svg { width: 14px; height: 14px; transition: transform .15s; }
.zg-karte:hover .pfeil svg { transform: translateX(3px); }

/* ---------- Zweispaltige Feature-Zeile (Text + Mockup) ---------- */
.feature-zeile { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 56px; align-items: start; }
.feature-zeile .fenster { position: sticky; top: 92px; }
.feature-zeile.re { grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); }
.feature-zeile.re .f-text { order: 2; }
@media (max-width: 960px) { .feature-zeile, .feature-zeile.re { grid-template-columns: 1fr; } .feature-zeile.re .f-text { order: 0; } }
.feature-zeile + .feature-zeile { margin-top: 90px; }
.f-text h3 { font-size: clamp(1.3rem, 2vw, 1.7rem); margin-bottom: .5em; }
.f-text p { color: var(--i-muted); font-size: 15.5px; }
.punkte { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.punkte li { display: flex; gap: 10px; font-size: 14.5px; align-items: flex-start; }
.punkte li::before { content: ""; width: 7px; height: 7px; margin-top: 7px; background: var(--i-ok); flex: 0 0 auto; border-radius: 1px; }

/* ---------- "Fenster"-Mockup: identisch zum App-Motiv (Assistenten als Fenster) ---------- */
.fenster { background: var(--i-panel); border: 1px solid var(--i-line); border-radius: 6px; box-shadow: var(--i-fenster);
  overflow: hidden; }
.fenster .fk { display: flex; align-items: center; gap: 10px; padding: 12px 18px; background: linear-gradient(to bottom, var(--i-panel), var(--i-panel-2));
  border-bottom: 1px solid var(--i-line); box-shadow: inset 0 -1px 0 var(--i-line-soft); }
.fenster .fk::before { content: ""; width: 9px; height: 9px; background: var(--i-sig); box-shadow: var(--i-rel-btn); flex: 0 0 auto; }
.fenster .fk b { font-size: 13px; font-weight: 650; }
.fenster .fk .fk-punkte { margin-left: auto; display: flex; gap: 5px; }
.fenster .fk .fk-punkte span { width: 7px; height: 7px; border-radius: 50%; background: var(--i-line); }
.fenster .fb { padding: 20px; }
.fenster .fb.flach { padding: 0; }

/* Allgemeine Reveal-Mechanik: Kinder animieren einmalig beim Sichtbarwerden. */
[data-reveal] .r-item { opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease;
  transition-delay: calc(var(--i, 0) * 110ms); }
[data-reveal].in .r-item { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] .r-item { transition: none; opacity: 1; transform: none; }
}

/* ---------- Mockup: KPI-Band (Leitstand) ---------- */
.m-kpi { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--i-panel); }
.m-kpi > div { padding: 16px 18px; border-right: 1px solid var(--i-line-soft); }
.m-kpi > div:last-child { border-right: 0; }
.m-kpi .l { font-family: var(--i-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--i-muted); }
.m-kpi .w { font-size: 25px; font-weight: 700; letter-spacing: -.01em; margin-top: 7px; font-variant-numeric: tabular-nums; }
.m-kpi .w .u { font-size: 13px; font-weight: 600; color: var(--i-muted); margin-left: 2px; }
.m-kpi .d { margin-top: 6px; font-size: 12px; font-weight: 650; }
.m-kpi .d.up { color: var(--i-ok); }
.m-kpi .d.warn { color: var(--i-sig-ink); }
@media (max-width: 560px) { .m-kpi { grid-template-columns: 1fr 1fr; } .m-kpi > div:nth-child(2) { border-right: 0; } .m-kpi > div:nth-child(3) { border-top: 1px solid var(--i-line-soft); grid-column: 1 / -1; } }

/* ---------- Mockup: Balkendiagramm ---------- */
.m-chart { padding: 18px 18px 14px; }
.m-bars { display: flex; align-items: flex-end; gap: 8px; height: 120px;
  background-image: repeating-linear-gradient(to top, var(--i-line-soft) 0 1px, transparent 1px 30px); }
.m-bars .bar { flex: 1; background: var(--i-steel-soft); box-shadow: var(--i-rel-btn); height: 0%;
  transition: height 1s cubic-bezier(.2,.7,.2,1); transition-delay: calc(var(--i, 0) * 90ms); }
.m-bars .bar.letzt { background: var(--i-ink); }
[data-reveal].in .m-bars .bar { height: var(--h); }
.m-x { display: flex; gap: 8px; margin-top: 8px; }
.m-x span { flex: 1; text-align: center; font-family: var(--i-mono); font-size: 10px; color: var(--i-muted); }

/* ---------- Mockup: Zeilen mit Markierungsstreifen (Listen) ---------- */
.m-zeilen { display: flex; flex-direction: column; }
.m-z { display: grid; grid-template-columns: 4px minmax(0,1fr) auto; align-items: center; gap: 13px;
  padding: 12px 18px 12px 0; border-top: 1px solid var(--i-line-soft); }
.m-z:first-child { border-top: 0; }
.m-z .streifen { align-self: stretch; background: var(--i-ok); }
.m-z.warn .streifen { background: var(--i-sig); }
.m-z.bad .streifen { background: var(--i-bad); }
.m-z .txt b { display: block; font-size: 13.8px; font-weight: 620; }
.m-z .txt span { font-size: 12.3px; color: var(--i-muted); }
.m-z .wert { font-variant-numeric: tabular-nums; font-weight: 650; font-size: 13.8px; white-space: nowrap; }

/* ---------- Mockup: Schritt-Sequenz (Import-/Mieterhöhungs-Assistent) ---------- */
.m-schritte { display: flex; flex-direction: column; gap: 0; padding: 4px 18px 18px; }
.m-schritt { display: grid; grid-template-columns: 26px minmax(0,1fr); gap: 14px; padding: 13px 0; position: relative; }
.m-schritt .punkt { width: 26px; height: 26px; border-radius: 50%; background: var(--i-sunk); box-shadow: var(--i-rel-in);
  display: flex; align-items: center; justify-content: center; font-family: var(--i-mono); font-size: 11px; font-weight: 700;
  color: var(--i-muted); position: relative; z-index: 1; transition: background .3s, color .3s, box-shadow .3s; }
.m-schritt:not(:last-child)::after { content: ""; position: absolute; left: 13px; top: 39px; bottom: -13px; width: 1px; background: var(--i-line); }
.m-schritt .inhalt b { display: block; font-size: 14px; font-weight: 640; }
.m-schritt .inhalt span { font-size: 12.5px; color: var(--i-muted); }
[data-reveal].in .m-schritt .punkt { background: var(--i-ok); color: #fff; box-shadow: none; transition-delay: calc(var(--i, 0) * 260ms); }
[data-reveal].in .m-schritt .punkt::before { content: "✓"; }
[data-reveal].in .m-schritt .punkt span { display: none; }
.m-schritt .punkt .n { transition: opacity .2s; }
[data-reveal].in .m-schritt .punkt .n { opacity: 0; }
.m-schritt .punkt .ck { position: absolute; opacity: 0; color: #fff; font-size: 12px; transition: opacity .2s; transition-delay: calc(var(--i, 0) * 260ms + 120ms); }
[data-reveal].in .m-schritt .punkt .ck { opacity: 1; }

/* ---------- Mockup: Bankabgleich (zwei Spalten + Vorschlag) ---------- */
.m-abgleich { padding: 18px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; }
.m-ab-sp { display: flex; flex-direction: column; gap: 8px; }
.m-ab-sp .kop { font-family: var(--i-mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--i-muted); margin-bottom: 2px; }
.m-ab-karte { padding: 10px 12px; border: 1px solid var(--i-line); border-radius: 3px; background: var(--i-sunk); box-shadow: var(--i-rel-in); }
.m-ab-karte b { display: block; font-size: 13px; }
.m-ab-karte span { font-size: 11.5px; color: var(--i-muted); }
.m-ab-karte.hit { background: var(--i-panel); box-shadow: 0 0 0 1.5px var(--i-ok); transition: box-shadow .4s; transition-delay: .5s; }
.m-ab-mitte { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.m-ab-linie { width: 36px; height: 1px; background: var(--i-line); position: relative; overflow: visible; }
.m-ab-linie::after { content: ""; position: absolute; inset: 0; background: var(--i-ok); transform: scaleX(0); transform-origin: left;
  transition: transform .6s ease; transition-delay: .2s; }
[data-reveal].in .m-ab-linie::after { transform: scaleX(1); }
.m-ab-badge { font-family: var(--i-mono); font-size: 10.5px; font-weight: 700; padding: 4px 9px; border-radius: 2px;
  background: var(--i-sunk); color: var(--i-muted); box-shadow: var(--i-rel-in); opacity: 0; transition: opacity .3s, background .3s, color .3s; transition-delay: .55s; }
[data-reveal].in .m-ab-badge { opacity: 1; background: var(--i-ok); color: #fff; box-shadow: none; }

/* ---------- Mockup: DATEV-Export ---------- */
.m-datev { padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.m-dateien { display: flex; gap: 10px; flex-wrap: wrap; }
.m-datei { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border: 1px solid var(--i-line); border-radius: 3px;
  background: var(--i-sunk); box-shadow: var(--i-rel-in); font-family: var(--i-mono); font-size: 11.5px; font-weight: 600; color: var(--i-muted); }
.m-datei svg { width: 14px; height: 14px; color: var(--i-steel); }
.m-balken-fortschritt { height: 8px; background: var(--i-sunk); box-shadow: var(--i-rel-in); border-radius: 2px; overflow: hidden; }
.m-balken-fortschritt > div { height: 100%; width: 0%; background: var(--i-ok); transition: width 1.4s cubic-bezier(.2,.7,.2,1); transition-delay: .2s; }
[data-reveal].in .m-balken-fortschritt > div { width: 100%; }
.m-fortschritt-txt { display: flex; justify-content: space-between; font-size: 12px; color: var(--i-muted); font-family: var(--i-mono); }
.m-pfeil-zu { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--i-muted); }
.m-pfeil-zu b { color: var(--i-ink); }
.m-pfeil-zu svg { width: 18px; height: 18px; color: var(--i-sig); flex: 0 0 auto; }

/* ---------- Mockup: KI-Einstellungen ---------- */
.m-ki { padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.m-ki-feld { display: flex; flex-direction: column; gap: 6px; }
.m-ki-feld label { font-family: var(--i-mono); font-size: 10.3px; letter-spacing: .08em; text-transform: uppercase; color: var(--i-muted); }
.m-ki-wert { height: 36px; display: flex; align-items: center; padding: 0 11px; background: var(--i-sunk); box-shadow: var(--i-rel-in);
  border-radius: 3px; font-family: var(--i-mono); font-size: 12.5px; overflow: hidden; white-space: nowrap; }
.m-ki-wert .tipp { display: inline-block; overflow: hidden; width: 0; border-right: 2px solid var(--i-sig); }
[data-reveal].in .m-ki-wert .tipp.a { animation: tippen-a 1.1s steps(19) forwards; }
[data-reveal].in .m-ki-wert .tipp.b { animation: tippen-b 1.3s steps(29) forwards .9s; }
@keyframes tippen-a { from { width: 0; } to { width: 19ch; border-right-color: transparent; } }
@keyframes tippen-b { from { width: 0; } to { width: 29ch; border-right-color: transparent; } }
.m-ki-pillen { display: flex; gap: 7px; flex-wrap: wrap; }
.m-ki-pille { font-family: var(--i-mono); font-size: 11px; font-weight: 600; padding: 5px 10px; border-radius: 2px;
  border: 1px solid var(--i-line); color: var(--i-muted); background: var(--i-sunk); }
.m-ki-pille.an { background: var(--i-sig); border-color: var(--i-sig); color: var(--i-on-sig); box-shadow: var(--i-rel-btn); }

/* ---------- Mockup: Mandanten-Baum (Multi-Mandantenfähigkeit) ---------- */
.m-mandanten { padding: 26px 20px; }
.m-baum { position: relative; }
.m-baum-kopf { display: flex; justify-content: center; margin-bottom: 30px; }
.m-baum-kopf .knoten { background: var(--i-ink); color: var(--i-on-ink); padding: 10px 16px; border-radius: 3px;
  font-size: 13px; font-weight: 650; box-shadow: var(--i-rel-btn); display: inline-flex; align-items: center; gap: 8px; }
.m-baum-kopf .knoten svg { width: 15px; height: 15px; }
.m-baum-zeilen { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; position: relative; }
.m-baum-zeilen::before { content: ""; position: absolute; left: 50%; top: -30px; width: 1px; height: 30px; background: var(--i-line); }
.m-mandant { border: 1px solid var(--i-line); border-radius: 3px; background: var(--i-panel); box-shadow: var(--i-rel);
  padding: 12px 13px; position: relative; opacity: 0; transform: translateY(10px); transition: opacity .5s, transform .5s;
  transition-delay: calc(var(--i, 0) * 140ms); }
[data-reveal].in .m-mandant { opacity: 1; transform: translateY(0); }
.m-mandant::before { content: ""; position: absolute; left: 50%; top: -14px; width: 1px; height: 14px; background: var(--i-line); }
.m-mandant b { display: flex; align-items: center; gap: 6px; font-size: 12.8px; }
.m-mandant b svg { width: 12px; height: 12px; color: var(--i-steel); flex: 0 0 auto; }
.m-mandant .rolle { margin-top: 7px; font-family: var(--i-mono); font-size: 10px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--i-muted); padding: 2px 6px; border-radius: 2px; background: var(--i-sunk); display: inline-block; }
@media (max-width: 720px) { .m-baum-zeilen { grid-template-columns: 1fr; } .m-baum-zeilen::before { display: none; } .m-mandant::before { display: none; } }

/* ---------- CTA-Band ---------- */
.cta-band { background: var(--i-ink); color: var(--i-on-ink); border-radius: 6px; padding: 54px 48px; text-align: center;
  box-shadow: var(--i-rel); }
.cta-band h2 { color: var(--i-on-ink); font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
.cta-band p { color: color-mix(in srgb, var(--i-on-ink) 72%, transparent); max-width: 56ch; margin-inline: auto; }
.cta-band .btn-row { justify-content: center; margin-top: 22px; }
.cta-band .btn-outline { background: transparent; color: var(--i-on-ink); border-color: color-mix(in srgb, var(--i-on-ink) 35%, transparent); }
.cta-band .btn-outline:hover { color: var(--i-on-ink); border-color: var(--i-on-ink); }
@media (max-width: 640px) { .cta-band { padding: 40px 24px; } }

/* ---------- Footer ---------- */
footer.site-fuss { border-top: 1px solid var(--i-line); padding: 46px 0 30px; color: var(--i-muted); font-size: 13px; }
.fuss-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 28px; margin-bottom: 36px; }
@media (max-width: 860px) { .fuss-grid { grid-template-columns: repeat(2, 1fr); } }
.fuss-grid h4 { font-family: var(--i-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--i-muted); margin-bottom: 14px; font-weight: 600; }
.fuss-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.fuss-grid a { color: var(--i-ink); text-decoration: none; font-size: 13.5px; }
.fuss-grid a:hover { color: var(--i-sig-ink); }
.fuss-marke { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.fuss-marke .signet { width: 30px; height: 30px; }
.fuss-marke b { font-size: 14px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--i-ink); }
.fuss-zeile { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 22px; border-top: 1px solid var(--i-line-soft); }
.fuss-zeile .re { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- Hinweis-Kasten (z. B. Platzhalter-Hinweise) ---------- */
.hinweisbox { border: 1px dashed color-mix(in srgb, var(--i-sig) 55%, var(--i-line)); background: color-mix(in srgb, var(--i-sig) 7%, var(--i-panel));
  border-radius: 4px; padding: 14px 16px; font-size: 13px; color: var(--i-muted); }
.hinweisbox b { color: var(--i-ink); }

/* ---------- Formular: Anmeldung ---------- */
.formular { display: flex; flex-direction: column; gap: 22px; }
.feld { display: flex; flex-direction: column; gap: 7px; border: 0; padding: 0; margin: 0; min-width: 0; }
.feld > label, .feld > legend { font-family: var(--i-mono); font-size: 11px; font-weight: 600; letter-spacing: .09em;
  text-transform: uppercase; color: var(--i-muted); padding: 0; margin-bottom: 7px; }
.eingabe { width: 100%; height: 46px; padding: 0 14px; background: var(--i-sunk); border: 1px solid var(--i-line-soft);
  border-radius: var(--i-rad); box-shadow: var(--i-rel-in); color: var(--i-ink); font: inherit; font-size: 15px; }
.eingabe::placeholder { color: var(--i-muted); }
.eingabe:focus { outline: none; border-color: var(--i-sig); box-shadow: var(--i-rel-in), 0 0 0 3px color-mix(in srgb, var(--i-sig) 25%, transparent); }
.eingabe[aria-invalid="true"] { border-color: var(--i-bad); }
.optionen { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 8px; }
.option { position: relative; display: block; }
.option input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; margin: 0; cursor: pointer; }
.option span { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border: 1px solid var(--i-line);
  border-radius: var(--i-rad); background: var(--i-panel); box-shadow: var(--i-rel-btn); font-size: 14px; font-weight: 560; }
.option span::before { content: ""; width: 12px; height: 12px; flex: 0 0 auto; border: 1.5px solid var(--i-muted); border-radius: 1px; }
.option:hover span { border-color: var(--i-steel); }
.option input:checked + span { border-color: var(--i-ink); background: var(--i-panel-2); }
.option input:checked + span::before { border-color: var(--i-ink); background: var(--i-sig); box-shadow: inset 0 0 0 2px var(--i-panel-2); }
.option input:focus-visible + span { outline: 2px solid var(--i-sig); outline-offset: 2px; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; line-height: 1.5; cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 2px 0 0; flex: 0 0 auto; accent-color: var(--i-sig); cursor: pointer; }
.honig { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.meldung { padding: 13px 15px; border: 1px solid var(--i-line); border-radius: var(--i-rad); font-size: 14px; }
.meldung.fehler { border-color: color-mix(in srgb, var(--i-bad) 55%, var(--i-line)); background: color-mix(in srgb, var(--i-bad) 9%, var(--i-panel)); }
.meldung.ok { border-color: color-mix(in srgb, var(--i-ok) 55%, var(--i-line)); background: color-mix(in srgb, var(--i-ok) 9%, var(--i-panel)); }
.anmelde-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 56px; align-items: start; }
@media (max-width: 960px) { .anmelde-grid { grid-template-columns: 1fr; gap: 36px; } }
.ablauf { list-style: none; margin: 26px 0 0; padding: 0; display: flex; flex-direction: column; gap: 16px; counter-reset: ab; }
.ablauf li { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 14px; counter-increment: ab; font-size: 14.5px; }
.ablauf li::before { content: counter(ab); width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
  background: var(--i-sunk); box-shadow: var(--i-rel-in); border-radius: 50%; font-family: var(--i-mono); font-size: 12px; font-weight: 700; color: var(--i-muted); }
.ablauf li b { display: block; font-weight: 650; }
.ablauf li span { color: var(--i-muted); font-size: 13.5px; }

/* ---------- Hinweisleiste über dem Kopf (Demozugang) ---------- */
.ankuendigung { background: var(--i-ink); color: var(--i-on-ink); font-size: 13.5px; padding: 9px 0; }
.ankuendigung .container { display: flex; gap: 10px 14px; align-items: center; justify-content: center; flex-wrap: wrap; text-align: center; }
.ankuendigung a { color: var(--i-sig); font-weight: 650; text-decoration: none; white-space: nowrap; }
.ankuendigung a:hover { color: var(--i-sig); text-decoration: underline; }
.ankuendigung .tag { background: var(--i-sig); color: var(--i-on-sig); border-color: var(--i-sig); }

/* ---------- Abschnitt „Demozugang“ auf der Startseite ---------- */
.demo-abschnitt { border-top: 3px solid var(--i-sig); background: var(--i-panel-2); }
.demo-abschnitt h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); line-height: 1.1; }