/* =========================================================================
   Header, Hero, Sektionen, Footer
   ========================================================================= */

/* --- Header -------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
}
@supports not (backdrop-filter: blur(1px)) {
  .site-header { background: var(--bg); }
}

.header-inner {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand { display: flex; align-items: center; gap: .7rem; }
.brand img { width: 44px; height: 44px; object-fit: contain; }
.brand__name {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-size: 1.0625rem;
}
.brand__sub { display: block; font-size: .75rem; color: var(--ink-3); letter-spacing: .02em; font-weight: 400; }

.nav { display: flex; align-items: center; gap: .25rem; }
.nav a {
  font-family: var(--font-display);
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink-2);
  padding: .55rem .7rem;
  border-radius: var(--r-pill);
  white-space: nowrap;
  transition: color .2s var(--ease), background-color .2s var(--ease);
}
.nav a:hover { color: var(--brand); background: var(--green-50); }
.nav a[aria-current="true"] { color: var(--brand); }

.header-actions { display: flex; align-items: center; gap: .75rem; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }

.mobile-nav {
  display: none;
  position: fixed;
  inset: 76px 0 0;
  z-index: var(--z-menu);
  background: var(--bg);
  padding: 1.5rem var(--gutter) 2.5rem;
  overflow-y: auto;
}
.mobile-nav[data-open="true"] { display: block; }
.mobile-nav ul { list-style: none; padding: 0; display: grid; }
.mobile-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
}
.mobile-nav .btn { margin-top: 1.75rem; }
.mobile-nav__contact { margin-top: 2rem; display: grid; gap: .35rem; font-size: var(--step--1); color: var(--ink-2); }

@media (max-width: 1080px) {
  .nav, .header-actions .btn { display: none; }
  .nav-toggle { display: flex; }
}

/* --- Hero ---------------------------------------------------------------- */
.hero { padding-top: clamp(2.5rem, 5vw, 5rem); padding-bottom: clamp(3rem, 6vw, 6rem); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero h1 { margin-top: .35rem; }
.hero .lead { margin-top: 1.35rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.1rem; }

.hero__media { position: relative; }
.hero__media .media { aspect-ratio: 4 / 4.6; box-shadow: var(--shadow-lg); }

/* --- Vertrauensleiste ---------------------------------------------------- */
.trustbar {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(1.5rem, 2.4vw, 2.25rem);
}
.trustbar__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.trustbar__logo { display: flex; align-items: center; gap: 1rem; }
.trustbar__logo img { width: 62px; height: 62px; object-fit: contain; }
.trustbar__logo p { font-size: var(--step--1); color: var(--ink-2); max-width: 26ch; }
.trustbar__facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 3vw, 2.5rem); }

/* --- USP ----------------------------------------------------------------- */
.usp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.75rem, 3vw, 3rem);
  margin-top: clamp(2.5rem, 4vw, 3.75rem);
}

/* --- Ausbildungen -------------------------------------------------------- */
.ausb-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.1rem, 1.8vw, 1.75rem);
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
}
.ausb-grid > *:nth-child(1) { grid-column: span 7; }
.ausb-grid > *:nth-child(2) { grid-column: span 5; }
.ausb-grid > *:nth-child(3),
.ausb-grid > *:nth-child(4),
.ausb-grid > *:nth-child(5) { grid-column: span 4; }
.ausb-grid > *:nth-child(6) { grid-column: span 12; }

.card--wide { flex-direction: row; align-items: stretch; }
.card--wide .media { width: 42%; flex: none; border-radius: 0; }
.card--wide .card__body { padding: clamp(1.5rem, 3vw, 2.75rem); justify-content: center; }
.card--wide .card__text { max-width: 52ch; }

.ausb-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem .9rem;
  font-size: .875rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.ausb-meta span { display: inline-flex; align-items: center; gap: .35rem; }

/* --- Split-Sektionen ------------------------------------------------------ */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.split--wide-media { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
.split--reverse .split__media { order: 2; }
.split__body h2 { margin-bottom: 1.2rem; }
.split__body .checklist { margin-top: 1.9rem; }
.split__body .btn { margin-top: 2.1rem; }

/* --- Seminare ------------------------------------------------------------ */
.seminar-head {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-end;
  justify-content: space-between;
}
.seminar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.1rem, 1.8vw, 1.6rem);
  margin-top: clamp(2.5rem, 4vw, 3.25rem);
}
.seminar-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.seminar-date {
  font-family: var(--font-display);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--brand);
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}
.seminar-card h3 { font-size: 1.25rem; margin-top: .85rem; }
.seminar-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .85rem;
  font-size: .875rem;
  color: var(--ink-3);
  margin-top: .55rem;
  font-variant-numeric: tabular-nums;
}
.seminar-foot {
  margin-top: auto;
  padding-top: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.seminar-price { font-family: var(--font-display); font-weight: 600; font-variant-numeric: tabular-nums; }

/* --- Warum ESG ----------------------------------------------------------- */
.warum {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 4.5rem);
}
.warum__quote {
  margin-top: 2.25rem;
  padding-left: 1.35rem;
  border-left: 3px solid var(--brand-bright);
  font-family: var(--font-display);
  font-size: var(--step-1);
  line-height: 1.45;
  color: var(--ink);
  max-width: 34ch;
}
.warum__quote cite { display: block; margin-top: .75rem; font-size: .875rem; font-style: normal; color: var(--ink-3); font-family: var(--font-body); }
.warum__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem 2.25rem; }
.warum__item h4 { margin-bottom: .4rem; }
.warum__item p { font-size: var(--step--1); color: var(--ink-2); }
.warum__item::before {
  content: "";
  display: block;
  width: 30px; height: 3px;
  border-radius: var(--r-pill);
  background: var(--brand-bright);
  margin-bottom: .95rem;
}

/* --- Team ---------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.1rem, 1.8vw, 1.6rem);
  margin-top: clamp(2.5rem, 4vw, 3.25rem);
}
.team-card .media { border-radius: var(--r-card) var(--r-card) 0 0; }
.team-card .media img { object-position: center 22%; }
.team-card__body { padding: 1.25rem 1.35rem 1.5rem; }
.team-card h3 { font-size: 1.125rem; }
.team-card__role { font-size: .875rem; color: var(--brand); font-weight: 600; font-family: var(--font-display); margin-top: .25rem; }
.team-card__qual { font-size: .875rem; color: var(--ink-2); margin-top: .7rem; line-height: 1.55; }
.team-foot { margin-top: clamp(2rem, 3vw, 2.75rem); display: flex; flex-wrap: wrap; gap: 1rem 1.75rem; align-items: center; }

/* --- Qualitätsversprechen ------------------------------------------------ */
.quality {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.quality__list { display: block; columns: 2; column-gap: clamp(2rem, 4vw, 3.5rem); }
.quality__list li { break-inside: avoid; }
.quality__list li:nth-child(4) { border-top: 0; }

/* --- DGT ----------------------------------------------------------------- */
.dgt {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: clamp(1.75rem, 4vw, 3.25rem);
}
.dgt__logo { background: #fff; border-radius: var(--r-card); padding: 1.25rem; border: 1px solid var(--line); }
.dgt__points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem 2rem; margin-top: 1.75rem; }

/* --- Blog ---------------------------------------------------------------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.1rem, 1.8vw, 1.75rem);
  margin-top: clamp(2.5rem, 4vw, 3.25rem);
}
.blog-featured { grid-column: span 7; }
.blog-side { grid-column: span 5; display: grid; gap: clamp(1.1rem, 1.8vw, 1.75rem); align-content: start; }
.blog-featured .media { aspect-ratio: 16 / 10; }
.blog-featured h3 { font-size: var(--step-2); }
.blog-side .card { flex-direction: row; }
.blog-side .media { width: 40%; flex: none; border-radius: 0; }
.blog-side .card__body { padding: 1.25rem 1.4rem; }
.blog-side h3 { font-size: 1.0625rem; }
.blog-meta { display: flex; gap: .75rem; font-size: .8125rem; color: var(--ink-3); }
.blog-meta .cat { color: var(--brand); font-weight: 600; }

/* --- CTA-Band ------------------------------------------------------------ */
.cta-band {
  background: var(--green-800);
  color: #fff;
  border-radius: var(--r-card);
  padding: clamp(2.5rem, 6vw, 5rem);
  text-align: center;
}
.cta-band h2 { color: #fff; max-width: 20ch; margin-inline: auto; }
.cta-band p { color: rgba(255,255,255,.82); max-width: 52ch; margin: 1.15rem auto 0; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: .85rem; justify-content: center; margin-top: 2.25rem; }
.cta-band .btn--primary { background: #fff; color: var(--green-900); }
.cta-band .btn--primary:hover { background: var(--green-100); }
.cta-band .btn--ghost { color: #fff; border-color: rgba(255,255,255,.42); }
.cta-band .btn--ghost:hover { color: #fff; border-color: #fff; background: rgba(255,255,255,.1); }

/* --- Kontakt ------------------------------------------------------------- */
.kontakt {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.kontakt__data { display: grid; gap: 1.4rem; margin-top: 2rem; }
.kontakt__row { display: grid; grid-template-columns: 24px 1fr; gap: .9rem; align-items: start; }
.kontakt__row svg { width: 22px; height: 22px; color: var(--brand-bright); margin-top: .25rem; }
.kontakt__row a { border-bottom: 1px solid var(--green-200); transition: border-color .2s var(--ease); }
.kontakt__row a:hover { border-color: var(--brand); color: var(--brand); }
.kontakt__map { margin-top: 2.25rem; }
.kontakt__map .media { aspect-ratio: 16 / 9; }
.form { display: grid; gap: 1.25rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

/* --- Footer -------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--line); padding-block: clamp(3rem, 5vw, 4.5rem) 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
}
.footer-grid h4 { font-size: .9375rem; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.footer-grid ul { list-style: none; padding: 0; margin-top: 1.15rem; display: grid; gap: .65rem; }
.footer-grid a { color: var(--ink-2); font-size: var(--step--1); }
.footer-grid a:hover { color: var(--brand); }
.footer-brand p { margin-top: 1.1rem; font-size: var(--step--1); color: var(--ink-2); max-width: 34ch; }
.footer-social { display: flex; gap: .6rem; margin-top: 1.4rem; }
.footer-social a {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--ink-2);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.footer-social a:hover { border-color: var(--brand); color: var(--brand); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom {
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1.75rem;
  justify-content: space-between;
  font-size: .875rem;
  color: var(--ink-3);
}

/* =========================================================================
   Tablet
   ========================================================================= */
@media (max-width: 1024px) {
  .usp-grid { grid-template-columns: repeat(2, 1fr); }
  .ausb-grid > *:nth-child(1),
  .ausb-grid > *:nth-child(2) { grid-column: span 6; }
  .ausb-grid > *:nth-child(3),
  .ausb-grid > *:nth-child(4) { grid-column: span 6; }
  .ausb-grid > *:nth-child(5) { grid-column: span 12; }
  .seminar-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .warum { grid-template-columns: 1fr; }
  .quality { grid-template-columns: 1fr; }
  .blog-featured, .blog-side { grid-column: span 12; }
  .blog-side { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { max-width: 620px; }
  .hero__media .media { aspect-ratio: 16 / 11; }
  .kontakt { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .split--wide-media { grid-template-columns: 1fr; }
  .dgt { grid-template-columns: 1fr; }
  .dgt__logo { width: 150px; }
}

/* =========================================================================
   Mobil: alles einspaltig, große Ziele, keine Querscrollbereiche
   ========================================================================= */
@media (max-width: 720px) {
  .usp-grid,
  .seminar-grid,
  .team-grid,
  .warum__list,
  .dgt__points,
  .form__row,
  .blog-side,
  .footer-grid { grid-template-columns: 1fr; }

  .ausb-grid > * { grid-column: span 12 !important; }
  .card--wide, .blog-side .card { flex-direction: column; }
  .card--wide .media, .blog-side .media { width: 100%; border-radius: 0; }
  .card--wide .media { aspect-ratio: 16 / 10; }

  .quality__list { columns: 1; }
  .trustbar__inner { grid-template-columns: 1fr; }
  .trustbar__facts { grid-template-columns: 1fr; gap: 1.1rem; }
  .trustbar__facts .stat { display: flex; align-items: baseline; gap: .75rem; }
  .trustbar__facts .stat__label { margin-top: 0; }

  .hero__actions .btn,
  .cta-band__actions .btn { width: 100%; }

  .hero { padding-bottom: 4.5rem; }

  .seminar-foot { flex-direction: column; align-items: stretch; gap: .85rem; }
  .seminar-foot .btn { width: 100%; }
  .seminar-head .btn { width: 100%; }
  .footer-bottom { flex-direction: column; }
  .team-foot .btn { width: 100%; }
}