:root {
  --accent: #1F5C8B;
  --accent-dark: #164a70;
  --ink: #1c1f22;
  --ink-soft: #4a5560;
  --line: #e2e6ea;
  --bg: #ffffff;
  --bg-soft: #f7f9fa;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17.5px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Kopfbereich (D1) ---------- */

header.hero {
  padding: 56px 0 44px;
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: flex;
  gap: 34px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.hero-photo img {
  width: 165px;
  height: 200px;
  border-radius: 8px;
  object-fit: cover;
  object-position: top center;
  display: block;
  border: 1px solid var(--line);
}

.hero-text { flex: 1 1 380px; max-width: 620px; }

.hero-text h1 {
  margin: 0 0 6px;
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.hero-role {
  margin: 0 0 16px;
  font-size: 21.5px;
  line-height: 1.35;
  color: var(--ink);
  font-weight: 500;
  max-width: 34ch;
}

.hero-proof {
  margin: 0 0 16px;
  padding: 10px 14px;
  background: var(--bg-soft);
  border-left: 3px solid var(--accent);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.hero-proof .sep { color: #9aa5b1; padding: 0 5px; }

.hero-availability {
  margin: 0 0 20px;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.hero-availability strong { color: var(--ink); }

.hero-cta { margin: 0; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 6px;
  line-height: 1.3;
}

.btn:hover { background: var(--accent-dark); text-decoration: none; }

/* ---------- Navigation (D3) ---------- */

nav.subnav {
  border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}

nav.subnav .wrap {
  display: flex;
  gap: 24px;
  padding: 12px 24px;
  font-size: 14px;
  flex-wrap: wrap;
}

nav.subnav a {
  color: var(--ink-soft);
  white-space: nowrap;
}

nav.subnav a:hover { color: var(--accent); text-decoration: none; }

.mobile-cta { display: none; }

/* ---------- Abschnitte und Typografie (D1) ---------- */

section {
  padding: 52px 0;
  border-bottom: 1px solid var(--line);
}

section:last-of-type { border-bottom: none; }

.kicker {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0 0 6px;
  font-weight: 700;
}

.kicker.sub { margin-top: 36px; }

main section h2 {
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 20px;
  font-weight: 700;
}

main section h2.subhead {
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.section-note {
  font-size: 15.5px;
  color: var(--ink-soft);
  margin: 0 0 24px;
  max-width: 720px;
}

.lead p { margin: 0 0 16px; }
.lead p:last-child { margin-bottom: 0; }

/* ---------- Layout-Raster (D5) ---------- */

section.section-alt { background: var(--bg-soft); }

.section-frame {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 16px 56px;
  align-items: start;
}

.section-side .kicker { margin-bottom: 8px; }

.section-side h2 { margin: 0; }

.section-body { max-width: 660px; }

.section-body .section-note { max-width: none; }

/* ---------- Angebot (3.1 / 3.2) ---------- */

.offer-main {
  background: var(--bg-soft);
  border-left: 3px solid var(--accent);
  padding: 24px 26px;
  max-width: 720px;
}

.offer-main h3 {
  margin: 0 0 10px;
  font-size: 20.5px;
  line-height: 1.35;
  color: var(--ink);
}

.offer-main p {
  margin: 0;
  font-size: 17px;
  color: var(--ink);
}

.offer-second, .offer-entry {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  max-width: 720px;
}

.offer-second h3, .offer-entry h3 {
  margin: 0 0 8px;
  font-size: 17.5px;
  line-height: 1.4;
}

.offer-second p {
  margin: 0;
  font-size: 16px;
  color: var(--ink-soft);
}

.offer-entry .note {
  margin: 12px 0 0;
  font-size: 15px;
  color: var(--ink-soft);
}

/* ---------- Fallstudien (3.3) ---------- */

.case {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.case:first-of-type, .case.case-lead { margin-top: 0; padding-top: 0; border-top: none; }

.case-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 20px;
  padding-bottom: 10px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.case h3 {
  margin: 0;
  font-size: 18.5px;
  line-height: 1.35;
}

.case-header-line {
  margin: 0;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--accent-dark);
}

.case-sub {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--ink-soft);
}

dl.kv {
  margin: 0;
  max-width: 760px;
  display: grid;
  grid-template-columns: 122px 1fr;
  gap: 10px 18px;
}

dl.kv dt {
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
  padding-top: 1px;
}

dl.kv dd {
  margin: 0;
  font-size: 16px;
  color: var(--ink-soft);
}

/* ---------- Listen ---------- */

ul.plain {
  margin: 0;
  padding: 0;
  list-style: none;
}

ul.plain li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

ul.plain li:first-child { border-top: none; }

ul.plain.compact li {
  padding: 9px 0;
  font-size: 16px;
  color: var(--ink-soft);
}

ul.check {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

ul.check li {
  position: relative;
  padding: 0 0 8px 20px;
  font-size: 16px;
  color: var(--ink-soft);
}

ul.check li:before {
  content: "\2022";
  position: absolute;
  left: 4px;
  top: -1px;
  color: var(--accent);
  font-weight: 700;
}

/* ---------- Methodik ---------- */

.method-block { margin-bottom: 26px; }

.method-block:last-child { margin-bottom: 0; }

.method-block h3 {
  font-size: 16.5px;
  margin: 0 0 8px;
}

.method-block p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.tag-note {
  display: inline-block;
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--ink-soft);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 10px;
}

/* ---------- Methodik-Vorschau (D7) ---------- */

.framework-preview {
  margin: 0 0 22px;
  padding: 22px 22px 24px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.framework-preview:last-of-type { margin-bottom: 0; }

.framework-preview h4 {
  margin: 0 0 16px;
  font-size: 16.5px;
  line-height: 1.35;
  color: var(--ink);
}

.framework-diagram {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: 0 auto 18px;
}

.framework-diagram .step-box {
  fill: var(--bg);
  stroke: var(--line);
  stroke-width: 1;
}

.framework-diagram .step-num-bg { fill: var(--accent); }

.framework-diagram .step-num {
  fill: #fff;
  font-weight: 700;
  font-family: var(--font);
  text-anchor: middle;
}

.framework-diagram .step-label {
  fill: var(--ink);
  font-family: var(--font);
  font-weight: 600;
}

.framework-diagram .step-sublabel {
  fill: var(--ink-soft);
  font-family: var(--font);
}

.framework-diagram .flow-arrow {
  stroke: #9aa5b1;
  stroke-width: 1.6;
}

.framework-diagram .band-line {
  stroke: var(--accent);
  stroke-width: 1.2;
  stroke-dasharray: 2 3;
}

.framework-diagram .band-label {
  fill: var(--ink-soft);
  font-family: var(--font);
  text-anchor: middle;
}

.framework-line {
  margin: 0 0 6px;
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--ink-soft);
}

.framework-line:last-child { margin: 0; }

.framework-line strong { color: var(--ink); }

.framework-line a { font-weight: 600; }

/* ---------- Qualifikationen (3.5 / D2) ---------- */

table.quals {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}

table.quals td {
  padding: 11px 0;
  border-top: 1px solid var(--line);
  vertical-align: top;
}

table.quals td:first-child {
  padding-right: 16px;
  width: 62%;
}

table.quals td:last-child {
  color: var(--ink-soft);
  text-align: right;
  white-space: nowrap;
}

table.quals tr:first-child td { border-top: none; }

.quals-more {
  margin: 18px 0 0;
  font-size: 15.5px;
  color: var(--ink-soft);
}

.tools-line {
  margin-top: 16px;
  font-size: 15.5px;
  color: var(--ink-soft);
}

.tools-line strong { color: var(--ink); }

/* ---------- Kontakt (D4) ---------- */

.contact-box {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px;
}

.contact-intro {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
}

.contact-cta { margin: 0 0 18px; }

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 0;
  font-size: 15.5px;
}

/* ---------- Fuß ---------- */

footer {
  padding: 32px 0 56px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

footer a { color: var(--ink-soft); }
footer nav { display: flex; gap: 16px; margin-bottom: 10px; }

/* ---------- Raster-Kollaps (D5) ---------- */

@media (max-width: 900px) {

  .section-frame {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .section-side { margin-bottom: 22px; }

  .section-body { max-width: none; }
}

/* ---------- Mobil (D2 / D3) ---------- */

@media (max-width: 640px) {

  body { padding-bottom: 58px; }

  header.hero { padding: 36px 0 32px; }

  .hero-inner { gap: 22px; }

  .hero-photo img { width: 132px; height: 160px; }

  .hero-text h1 { font-size: 30px; }

  .hero-role { font-size: 19px; max-width: none; }

  nav.subnav { display: none; }

  .mobile-cta {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 20;
    background: var(--accent);
    color: #fff;
    text-align: center;
    font-size: 15.5px;
    font-weight: 600;
    padding: 13px 16px;
    box-shadow: 0 -1px 6px rgba(0,0,0,0.12);
  }

  .mobile-cta:hover { text-decoration: none; }

  section { padding: 40px 0; }

  main section h2 { font-size: 21px; }

  main section h2.subhead { margin-top: 36px; padding-top: 26px; }

  .offer-main { padding: 20px; }
  .offer-main h3 { font-size: 19px; }

  dl.kv {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  dl.kv dt { font-size: 14px; }
  dl.kv dd { margin-bottom: 12px; }
  dl.kv dd:last-of-type { margin-bottom: 0; }

  table.quals, table.quals tbody, table.quals tr, table.quals td { display: block; width: 100%; }

  table.quals td {
    border-top: none;
    padding: 0;
  }

  table.quals tr {
    border-top: 1px solid var(--line);
    padding: 12px 0;
  }

  table.quals tr:first-child { border-top: none; }

  table.quals td:first-child {
    width: 100%;
    padding-right: 0;
    font-weight: 600;
  }

  table.quals td:last-child {
    text-align: left;
    white-space: normal;
    font-size: 14.5px;
    margin-top: 2px;
  }

  .contact-box { padding: 22px; }

  .contact-links { flex-direction: column; gap: 8px; }

  .framework-preview { padding: 18px 18px 20px; }
}

/* ---------- Unterseiten (Impressum, Datenschutz, Fachartikel) ---------- */

.legal-page main {
  padding: 48px 0 64px;
}

.legal-page h1 {
  font-size: 26px;
  margin-bottom: 28px;
}

.legal-page h2 {
  font-size: 17px;
  margin: 32px 0 10px;
}

.legal-page p, .legal-page li {
  color: var(--ink-soft);
  font-size: 16px;
}

.legal-page a.back {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 14px;
}

.legal-page h3 {
  font-size: 15.5px;
  margin: 26px 0 8px;
  color: var(--ink);
}

.legal-page ul {
  margin: 0 0 14px;
  padding-left: 20px;
}

.legal-page li {
  margin-bottom: 6px;
}

.legal-page .tag-note {
  margin-bottom: 24px;
}

.legal-page .article-lead {
  font-size: 17px;
  color: var(--ink);
}

.article-cta {
  margin-top: 40px;
  padding: 22px 24px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.article-cta p {
  margin: 0;
  color: var(--ink) !important;
  font-size: 16px;
}