/* Telligene Consulting – Website
   Design-System „Telligene“ (Variante A · Präzise).
   Schriften lokal eingebunden (keine Verbindung zu Google oder anderen Drittanbietern). */

@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/IBMPlexSans-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/IBMPlexSans-Medium.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/IBMPlexSans-SemiBold.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/IBMPlexSans-Bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/IBMPlexMono-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/IBMPlexMono-Medium.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }

:root {
  --surface-100: #F6F6F3;
  --surface-000: #FFFFFF;
  --ink: #12161C;
  --ink-soft: #333A44;
  --muted: #4A515C;
  --line: #DADBD6;
  --accent: #1D4ED8;
  --accent-strong: #1E3A8A;
  --inverse-surface: #12161C;
  --inverse-ink: #F6F6F3;
  --inverse-muted: #C3C8D0;
  --inverse-line: #2B323C;

  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-7: 28px;
  --space-12: 48px;
  --space-24: 96px;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;

  --container-max: 1200px;
  --measure: 620px;
  --gutter: max(24px, env(safe-area-inset-left, 0px));
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--surface-100);
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 { text-wrap: balance; overflow-wrap: break-word; hyphens: auto; }
p { text-wrap: pretty; }

.skip-link {
  position: absolute; left: var(--space-4); top: -100px; z-index: 100;
  padding: var(--space-3) var(--space-4); background: var(--ink); color: var(--inverse-ink); border-radius: var(--radius-md);
}
.skip-link:focus { top: var(--space-4); color: var(--inverse-ink); }

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-left: max(24px, env(safe-area-inset-left, 0px));
  padding-right: max(24px, env(safe-area-inset-right, 0px));
}

/* Header */
.site-header { border-bottom: 1px solid var(--line); background: var(--surface-100); }
.site-header__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-4) var(--space-6); padding-block: 18px; }
.brand { display: block; line-height: 0; }
.brand img { height: 40px; width: auto; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-6); font-size: 15px; }
.nav a:not(.btn) { color: var(--ink); text-decoration: none; }
.nav a:not(.btn):hover { color: var(--accent); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 var(--space-6);
  border-radius: var(--radius-md); border: 1px solid transparent;
  font: 500 16px/1 var(--font-sans); text-decoration: none; cursor: pointer;
}
.btn--sm { min-height: 44px; padding: 0 18px; font-size: 15px; }
.btn--primary { background: var(--accent); color: #FFFFFF; }
.btn--primary:hover { background: var(--accent-strong); color: #FFFFFF; }
.btn--secondary { border-color: var(--ink); color: var(--ink); }
.btn--secondary:hover { background: var(--surface-000); color: var(--ink); }
.btn--inverse { background: var(--inverse-ink); color: var(--ink); }
.btn--inverse:hover { background: #FFFFFF; color: var(--ink); }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* Type */
.eyebrow { font-family: var(--font-mono); font-size: 14px; color: var(--muted); margin: 0; }
.index { font-family: var(--font-mono); font-size: 14px; font-weight: 500; color: var(--accent); }
.h1 { margin: 0; font-size: clamp(36px, 6vw, 72px); line-height: 1.04; letter-spacing: -0.03em; font-weight: 700; }
.h1 em { font-style: normal; color: var(--accent); }
.h2 { margin: 0; font-size: clamp(30px, 4vw, 44px); line-height: 1.12; letter-spacing: -0.02em; font-weight: 700; }
.lead { margin: 0; max-width: var(--measure); font-size: 20px; color: var(--ink-soft); }
.muted { color: var(--muted); }

/* Sections */
.section { padding-block: var(--space-24); }
.section--raised { background: var(--surface-000); border-block: 1px solid var(--line); }
.section-head { display: flex; flex-direction: column; gap: var(--space-3); margin-bottom: var(--space-12); max-width: 760px; }

/* Hero */
.hero { display: flex; flex-wrap: wrap; align-items: center; gap: 56px; padding-block: var(--space-24) 104px; }
.hero__text { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: var(--space-6); }
.hero__text .btn-row { margin-top: var(--space-3); }
.pipeline {
  flex: 1 1 320px; min-width: 0;
  background: var(--surface-000); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: var(--space-7); font-family: var(--font-mono); font-size: 15px;
}
.pipeline__file { margin: 0 0 18px; color: var(--muted); }
.pipeline ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.pipeline li { display: flex; gap: var(--space-4); }
.pipeline__foot { margin: 22px 0 0; padding-top: 18px; border-top: 1px dashed var(--line); color: var(--muted); }

/* Cards */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-6); }
.card { background: var(--surface-100); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-7); }
.card h3 { margin: var(--space-4) 0 10px; font-size: 22px; line-height: 1.3; font-weight: 600; }
.card p { margin: 0; color: var(--muted); }

/* Arbeitsweise */
.split { display: flex; flex-wrap: wrap; gap: 56px; }
.split__aside { flex: 1 1 320px; min-width: 0; display: flex; flex-direction: column; gap: var(--space-4); }
.split__main { flex: 999 1 560px; min-width: 0; }
.steps { list-style: none; margin: 0; padding: 0; border-bottom: 1px solid var(--line); }
.steps li { display: flex; gap: var(--space-6); padding-block: var(--space-6); border-top: 1px solid var(--line); }
.steps .index { min-width: 32px; padding-top: 3px; }
.steps h3 { margin: 0 0 6px; font-size: 20px; font-weight: 600; }
.steps p { margin: 0; color: var(--muted); }

/* Leistungen */
.services { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 40px 32px; }
.services h3 { margin: 0 0 10px; font-size: 21px; font-weight: 600; }
.services h3::before { content: ""; display: block; width: 40px; height: 3px; background: var(--accent); margin-bottom: 20px; }
.services p { margin: 0; color: var(--muted); }

/* Über uns */
.about-text { margin: 0 0 var(--space-12); max-width: 720px; color: var(--muted); }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); border-top: 2px solid var(--ink); }
.timeline li { padding: var(--space-6) var(--space-6) var(--space-6) 0; }
.timeline h3 { margin: var(--space-2) 0; font-size: 20px; font-weight: 600; }
.timeline p { margin: 0; color: var(--muted); }

/* Kontakt + Footer */
.contact { background: var(--inverse-surface); color: var(--inverse-ink); }
.contact__inner { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 40px; padding-block: var(--space-24); }
.contact__text { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: var(--space-4); }
.contact .h2 { font-size: clamp(32px, 4.5vw, 52px); }
.contact p { margin: 0; max-width: var(--measure); color: var(--inverse-muted); }
.contact__mail { font-family: var(--font-mono); font-size: 15px; color: var(--inverse-ink); word-break: break-all; }
.contact__actions { display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-start; }

.site-footer { background: var(--inverse-surface); color: var(--inverse-muted); border-top: 1px solid var(--inverse-line); font-size: 14px; }
.site-footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-4); padding-block: var(--space-6); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 20px; }
.site-footer a { color: var(--inverse-muted); }
.site-footer a:hover { color: var(--inverse-ink); }

/* Rechtstexte */
.legal { padding-block: 72px var(--space-24); }
.legal__body { max-width: 760px; }
.legal h1 { margin: 0 0 var(--space-12); }
.legal h2 { margin: var(--space-12) 0 var(--space-3); font-size: 22px; line-height: 1.3; font-weight: 600; }
.legal h3 { margin: var(--space-6) 0 var(--space-2); font-size: 18px; font-weight: 600; }
.legal p, .legal ul, .legal address { margin: 0 0 var(--space-4); color: var(--ink-soft); }
.legal address { font-style: normal; }
.legal ul { padding-left: 1.2em; }
.legal li { margin-bottom: 6px; }
.legal .stand { color: var(--muted); font-size: 15px; margin-top: var(--space-12); }
.todo { background: #FFF1B8; color: #5C4300; padding: 0 4px; border-radius: 3px; font-family: var(--font-mono); font-size: 0.9em; }

/* 404 */
.notfound { padding-block: 120px; display: flex; flex-direction: column; gap: var(--space-6); align-items: flex-start; }

@media (max-width: 640px) {
  .nav { gap: var(--space-2) var(--space-4); font-size: 14px; }
  .hero { padding-block: 64px 72px; gap: 40px; }
  .section { padding-block: 72px; }
  .lead { font-size: 18px; }
}

/* Leistungs-Unterseiten */
.page-hero { display: flex; flex-direction: column; gap: var(--space-6); padding-block: 56px var(--space-24); }
.h1--page { font-size: clamp(34px, 5vw, 60px); max-width: 900px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: var(--space-2); font-size: 14px; color: var(--muted); margin-bottom: var(--space-6); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current] { color: var(--ink); }

.checklist { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-4); }
.checklist li { position: relative; padding-left: 34px; color: var(--ink-soft); }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 0.35em;
  width: 16px; height: 9px; border-left: 2.5px solid var(--accent); border-bottom: 2.5px solid var(--accent);
  transform: rotate(-45deg);
}
.split__main > .checklist { border-top: 1px solid var(--line); padding-top: var(--space-6); }
.checklist--compact { gap: 10px; font-size: 16px; }

.card--plain h3 { margin-top: 0; }

.results { margin-top: var(--space-6); padding: var(--space-6); background: var(--surface-000); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.section--raised .results { background: var(--surface-100); }
.results h3 { margin: 0 0 var(--space-4); font-size: 18px; font-weight: 600; }

.services__more { display: inline-block; margin-top: var(--space-3); font-weight: 500; text-decoration: none; }
.services__more:hover { text-decoration: underline; }

.related { padding-block: var(--space-12); }
.related .eyebrow { margin-bottom: var(--space-4); font-weight: 400; }
.related__list { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.related__link {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 18px;
  border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface-000);
  color: var(--ink); text-decoration: none; font-weight: 500;
}
.related__link:hover { border-color: var(--accent); color: var(--accent); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.related__link { gap: 6px; }
.about-text { display: flex; flex-direction: column; gap: var(--space-4); }
.about-text p { margin: 0; }
.section-head .muted { margin: 0; max-width: var(--measure); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.mini-list { margin: var(--space-4) 0 0; padding: var(--space-4) 0 0; border-top: 1px solid var(--line); list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 16px; color: var(--ink-soft); }
.mini-list li { position: relative; padding-left: 18px; }
.mini-list li::before { content: ""; position: absolute; left: 0; top: 0.65em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.steps-note { margin: var(--space-6) 0 0; color: var(--muted); font-size: 16px; max-width: var(--measure); }
.extra-note { margin: var(--space-12) 0 0; padding-top: var(--space-6); border-top: 1px solid var(--line); color: var(--ink-soft); max-width: 760px; }

/* Anfrageformular */
.form-page { padding-block: 56px var(--space-24); display: flex; flex-direction: column; gap: var(--space-12); }
.form-intro { display: flex; flex-direction: column; gap: var(--space-4); max-width: 760px; }
.form-intro .muted { margin: 0; }
.contact__mail--light { color: var(--ink); }
.form { display: flex; flex-direction: column; gap: var(--space-6); max-width: 880px; }
.form-group {
  margin: 0; padding: var(--space-7); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface-000);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: var(--space-6);
}
.form-group legend { padding: 0 var(--space-2); margin-left: calc(var(--space-2) * -1); font-family: var(--font-mono); font-size: 14px; color: var(--muted); }
.form-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-size: 15px; font-weight: 600; color: var(--ink); }
.req { color: var(--accent); }
.opt { font-weight: 400; color: var(--muted); }
.form-hint { margin: 0; font-size: 14px; color: var(--muted); }
.form input, .form select, .form textarea {
  width: 100%; min-height: 48px; padding: 12px 14px;
  font: 400 16px/1.4 var(--font-sans); color: var(--ink); background: var(--surface-100);
  border: 1px solid #A9ADA6; border-radius: var(--radius-md);
}
.form textarea { min-height: 200px; resize: vertical; line-height: 1.55; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); background: var(--surface-000); }
.form [aria-invalid="true"] { border-color: #B42318; background: #FEF3F2; }
.form-error { margin: 0; font-size: 14px; color: #B42318; font-weight: 500; }
.form-alert { max-width: 880px; padding: var(--space-4) var(--space-6); border: 1px solid #F3B1AA; border-radius: var(--radius-md); background: #FEF3F2; color: #7A1A12; }
.form-alert strong { display: block; margin-bottom: 4px; }
.form-submit { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }
.form-privacy { margin: 0; max-width: 720px; font-size: 15px; color: var(--ink-soft); }
.form-submit .btn { margin-top: var(--space-3); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }