/* =========================================================================
   Dr. Peter Baumgartner – Sachverständiger
   Design: zeitlos, redaktionell, zurückhaltend. Keine Agentur-Optik.
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

/* --- Design Tokens ------------------------------------------------------ */
:root {
  /* Farbpalette: 1 dunkler Ankerton, 1 warmer Neutralton, 1 dezenter Akzent */
  --color-ink: #1c2b2b;          /* tiefes Anthrazit/Petrol – Anker */
  --color-ink-soft: #33484a;     /* aufgehellte Variante, z. B. Hover */
  --color-paper: #f7f3ec;        /* warmer Off-White Hintergrund */
  --color-paper-alt: #efe8da;    /* leicht dunklerer Papierton für Abschnitte */
  --color-text: #262622;         /* warmes Beinahe-Schwarz für Fließtext */
  --color-text-muted: #5c5b54;
  --color-accent: #8a6a2f;       /* gedecktes Gold – nur für Links/Hervorhebungen */
  --color-accent-soft: #b9995f;
  --color-border: #ddd4bf;       /* dünne Trennlinien */
  --color-border-strong: #c7bc9e;

  --font-serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --font-sans: 'IBM Plex Sans', 'Segoe UI', Arial, sans-serif;

  --container-max: 1120px;
  --container-narrow: 760px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;
  --space-7: 8rem;
}

/* --- Reset ---------------------------------------------------------------*/
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; }
img { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* --- Base ------------------------------------------------------------- */
body {
  background: var(--color-paper);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--color-ink);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.1rem, 1.6rem + 2vw, 3.2rem); font-weight: 500; }
h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem); margin-bottom: var(--space-3); }
h3 { font-size: 1.25rem; margin-bottom: var(--space-1); }
h4 { font-size: 1.05rem; margin-bottom: var(--space-1); }

p { color: var(--color-text); }
p + p { margin-top: 1.1em; }

a { text-decoration: none; }

.link {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent-soft);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.link:hover, .link:focus-visible { color: var(--color-ink); border-color: var(--color-ink); }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 1000;
  background: var(--color-ink); color: var(--color-paper);
  padding: 0.75em 1.25em; font-family: var(--font-sans);
}
.skip-link:focus { left: var(--space-2); top: var(--space-2); }

/* --- Layout ------------------------------------------------------------ */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.container--narrow {
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section {
  padding-block: var(--space-6);
}

.section--tight { padding-block: var(--space-5); }

.section--alt { background: var(--color-paper-alt); }

.section-border-top { border-top: 1px solid var(--color-border); }

.eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.lede {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 46em;
}

.prose {
  max-width: 42em;
}
.prose p { margin-bottom: 1.1em; }

/* --- Header / Navigation ------------------------------------------------ */
.site-header {
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
}

.site-branding {
  font-family: var(--font-serif);
  color: var(--color-ink);
}
.site-branding__name {
  display: block;
  font-size: 1.15rem;
  font-weight: 500;
}
.site-branding__role {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.15em;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border-strong);
  padding: 0.5em 0.8em;
  color: var(--color-ink);
  cursor: pointer;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.main-nav a {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  color: var(--color-ink);
  padding-block: 0.4em;
  border-bottom: 1px solid transparent;
}
.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a[aria-current="page"] {
  border-bottom-color: var(--color-accent);
  color: var(--color-ink);
}

.main-nav__list--has-sub { position: relative; }
.main-nav__sub {
  list-style: none;
  display: none;
}

@media (min-width: 861px) {
  .main-nav__list--has-sub:hover .main-nav__sub,
  .main-nav__list--has-sub:focus-within .main-nav__sub {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    min-width: 240px;
    padding: var(--space-1) 0;
    box-shadow: 0 8px 24px rgba(28, 43, 43, 0.08);
  }
  .main-nav__sub li { display: block; }
  .main-nav__sub a {
    display: block;
    padding: 0.6em 1.1em;
    border-bottom: none;
  }
  .main-nav__sub a:hover, .main-nav__sub a:focus-visible {
    background: var(--color-paper-alt);
    color: var(--color-accent);
  }
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; align-items: center; gap: 0.5em; }

  .main-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(320px, 86vw);
    height: 100vh;
    background: var(--color-ink);
    color: var(--color-paper);
    transform: translateX(100%);
    transition: transform 0.28s ease;
    padding: var(--space-5) var(--space-3);
    overflow-y: auto;
  }
  .main-nav.is-open { transform: translateX(0); }

  .main-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
  .main-nav a { color: var(--color-paper); font-size: 1.05rem; }
  .main-nav a[aria-current="page"] { border-bottom-color: var(--color-accent-soft); }

  .main-nav__sub {
    display: block;
    margin-top: var(--space-1);
    padding-left: var(--space-2);
    border-left: 1px solid rgba(247, 243, 236, 0.25);
  }
  .main-nav__sub li { margin-bottom: 0.4em; }
  .main-nav__sub a { font-size: 0.92rem; color: var(--color-paper-alt); }

  .nav-scrim {
    position: fixed; inset: 0; background: rgba(28, 43, 43, 0.4);
    opacity: 0; pointer-events: none; transition: opacity 0.28s ease;
    z-index: 90;
  }
  .nav-scrim.is-visible { opacity: 1; pointer-events: auto; }
}

.nav-close {
  display: none;
}
@media (max-width: 860px) {
  .nav-close {
    display: block;
    background: none; border: none; color: var(--color-paper);
    font-family: var(--font-sans); font-size: 0.85rem;
    margin-bottom: var(--space-4); cursor: pointer;
    letter-spacing: 0.06em; text-transform: uppercase;
  }
}

/* --- Hero ---------------------------------------------------------------*/
.hero {
  padding-block: var(--space-7) var(--space-6);
}
.hero__grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}
@media (min-width: 861px) {
  .hero__grid { grid-template-columns: 1.2fr 0.8fr; }
}
.hero h1 { margin-bottom: var(--space-3); }
.hero .lede { margin-bottom: var(--space-4); }

.portrait-frame {
  aspect-ratio: 5 / 6;
  background: var(--color-paper-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  text-align: center;
  padding: var(--space-3);
  position: relative;
  overflow: hidden;
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; }
.portrait-frame__label {
  border: 1px dashed var(--color-border-strong);
  padding: var(--space-3);
}
.portrait-frame--compact { max-width: 280px; }

/* --- Breadcrumb ----------------------------------------------------------*/
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-top: var(--space-3);
}
.breadcrumb a { color: var(--color-text-muted); border-bottom: 1px solid var(--color-border-strong); }
.breadcrumb a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.breadcrumb__sep { margin-inline: 0.5em; color: var(--color-border-strong); }

/* --- Definition-list / Glossar-Block (Sachverständigentätigkeit) ---------*/
.definition-list { border-top: 1px solid var(--color-border); }
.definition-list__item {
  display: grid;
  gap: var(--space-1) var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 700px) {
  .definition-list__item { grid-template-columns: 280px 1fr; }
}
.definition-list__term { font-family: var(--font-serif); font-size: 1.2rem; color: var(--color-ink); }

/* --- Topic blocks (Typische Fragestellungen) -----------------------------*/
.topic-category { padding-block: var(--space-4); }
.topic-category__title {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.topic-grid {
  display: grid;
  gap: var(--space-3) var(--space-4);
}
@media (min-width: 700px) {
  .topic-grid { grid-template-columns: repeat(2, 1fr); }
}
.topic-item {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
}
.topic-item dt { font-family: var(--font-serif); font-size: 1.05rem; color: var(--color-ink); margin-bottom: 0.3em; }
.topic-item dd { color: var(--color-text-muted); font-size: 0.96rem; }

/* --- Cards (Fachgebiete-Übersicht, wiederverwendbare Kachel) -------------*/
.card-grid {
  display: grid;
  gap: var(--space-3);
}
@media (min-width: 700px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
.card {
  display: block;
  border: 1px solid var(--color-border);
  padding: var(--space-4);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.card:hover, .card:focus-visible {
  border-color: var(--color-accent-soft);
  background: var(--color-paper-alt);
}
.card__eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-1);
}
.card h3 { margin-bottom: var(--space-1); }
.card p { color: var(--color-text-muted); font-size: 0.96rem; }
.card__arrow { display: inline-block; margin-top: var(--space-2); font-size: 0.88rem; color: var(--color-ink); }

/* --- Simple list with markers --------------------------------------------*/
.plain-list { list-style: none; }
.plain-list li {
  position: relative;
  padding-left: 1.3em;
  margin-bottom: 0.65em;
}
.plain-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.two-col-list {
  columns: 1;
  gap: var(--space-4);
}
@media (min-width: 700px) {
  .two-col-list { columns: 2; }
}
.two-col-list li { break-inside: avoid; }

/* --- Timeline (Beruflicher Werdegang) -------------------------------------*/
.timeline { border-top: 1px solid var(--color-border); }
.timeline__item {
  display: grid;
  gap: 0.2em var(--space-4);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 700px) {
  .timeline__item { grid-template-columns: 180px 1fr; align-items: baseline; }
}
.timeline__period {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-accent);
  letter-spacing: 0.03em;
}
.timeline__role { font-family: var(--font-serif); font-size: 1.1rem; color: var(--color-ink); }
.timeline__org { color: var(--color-text-muted); font-size: 0.95rem; }

/* --- Anchor sub-navigation (Qualifikation) --------------------------------*/
.subnav {
  position: sticky;
  top: 85px;
  background: var(--color-paper);
  border-bottom: 1px solid var(--color-border);
  z-index: 10;
  padding-block: var(--space-1);
  overflow-x: auto;
}
.subnav__list {
  display: flex;
  gap: var(--space-3);
  list-style: none;
  white-space: nowrap;
}
.subnav a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-block: 0.4em;
  border-bottom: 2px solid transparent;
}
.subnav a:hover, .subnav a:focus-visible { color: var(--color-ink); border-bottom-color: var(--color-accent); }

.qualification-section {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 140px;
}
.qualification-section:last-of-type { border-bottom: none; }
.qualification-section__kicker {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}

/* --- Contact ---------------------------------------------------------- */
.contact-grid {
  display: grid;
  gap: var(--space-5);
}
@media (min-width: 861px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}
.contact-block { border-top: 1px solid var(--color-border); padding-top: var(--space-3); }
.contact-block + .contact-block { margin-top: var(--space-4); }
.contact-block address { font-style: normal; color: var(--color-text-muted); }

.form-field { margin-bottom: var(--space-3); }
.form-field label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-ink);
  margin-bottom: 0.4em;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.7em 0.8em;
  border: 1px solid var(--color-border-strong);
  background: var(--color-paper);
  color: var(--color-text);
}
.form-field textarea { resize: vertical; min-height: 140px; }

.button {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  color: var(--color-paper);
  background: var(--color-ink);
  padding: 0.85em 1.6em;
  border: 1px solid var(--color-ink);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.button:hover, .button:focus-visible {
  background: var(--color-paper);
  color: var(--color-ink);
}

.external-note { font-size: 0.82rem; color: var(--color-text-muted); }

/* --- Footer ---------------------------------------------------------- */
.site-footer {
  background: var(--color-ink);
  color: var(--color-paper-alt);
  padding-block: var(--space-5);
  margin-top: var(--space-6);
}
.site-footer a { color: var(--color-paper-alt); }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--color-accent-soft); }
.footer-grid {
  display: grid;
  gap: var(--space-4);
}
@media (min-width: 700px) {
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
}
.footer-grid h2 {
  color: var(--color-paper);
  font-size: 1rem;
  margin-bottom: var(--space-2);
}
.footer-nav { list-style: none; }
.footer-nav li { margin-bottom: 0.5em; font-size: 0.92rem; }
.footer-legal {
  border-top: 1px solid rgba(247, 243, 236, 0.15);
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  font-size: 0.82rem;
  color: var(--color-paper-alt);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  justify-content: space-between;
}
.footer-legal__links { display: flex; gap: var(--space-3); list-style: none; }

/* --- Placeholder graphic elements (no stock imagery) ---------------------*/
.divider-motif {
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--color-border-strong) 0 6px, transparent 6px 12px);
  margin-block: var(--space-5);
}

.texture-panel {
  background:
    repeating-linear-gradient(0deg, rgba(28,43,43,0.035) 0 1px, transparent 1px 26px),
    var(--color-paper-alt);
  border: 1px solid var(--color-border);
  padding: var(--space-5);
}

/* --- Scroll fade-in --------------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Page intro shared pattern ----------------------------------------- */
.page-intro { padding-block: var(--space-6) var(--space-4); }
.page-intro h1 { margin-bottom: var(--space-3); }

.back-link {
  display: inline-block;
  margin-top: var(--space-5);
  font-size: 0.92rem;
}