/*
 * Ausschließliches Layout der Startseite.
 * Alle grafischen Elemente verwenden vorhandene Projekt-Assets bzw. SVGs aus start.html.
 */

/* Die Navigation liegt über dem Bild; die übrigen Seiten bleiben davon unberührt. */
.home-page .site-header {
  position: absolute;
  z-index: 10;
  inset: 0 0 auto;
  border: 0;
  background: transparent;
}

.home-page .header-inner {
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-5);
  padding-block: clamp(1.5rem, 3vw, 3rem);
}

.home-page .site-title {
  display: inline-flex;
  align-items: center;
  width: auto;
  gap: var(--space-3);
  color: var(--color-on-primary);
  line-height: 1;
  text-shadow: 0 0.125rem 0.75rem rgb(1 21 47 / 48%);
  transform: translateX(
    calc(10px - max(var(--space-5), (100vw - var(--content-width)) / 2))
  );
}

.home-wordmark-mark {
  padding-inline-end: var(--space-3);
  border-inline-end: 0.125rem solid var(--color-accent);
  color: var(--color-on-primary);
  font-family: var(--font-family-reading);
  font-size: clamp(3rem, 4.6vw, 4.75rem);
  font-weight: 400;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.home-wordmark-name {
  display: grid;
  gap: 0.1rem;
  color: var(--color-on-primary);
  font-size: clamp(0.625rem, 0.85vw, 0.8125rem);
  font-weight: 650;
  letter-spacing: 0.13em;
  line-height: 1.15;
  text-transform: uppercase;
}

.home-page .site-navigation {
  width: auto;
}

.home-page .navigation-list {
  justify-content: flex-end;
  gap: var(--space-2) var(--space-5);
}

.home-page .navigation-list a {
  color: var(--color-primary);
  text-shadow: 0 0.0625rem 0.5rem rgb(255 255 255 / 75%);
}

.home-page .navigation-list a:hover,
.home-page .navigation-list a[aria-current="page"] {
  border-block-end-color: var(--color-secondary);
  color: var(--color-primary-dark);
}

/* Das Leuchtturmfoto bleibt sichtbar; der Verlauf verdunkelt nur den unteren Lesebereich. */
.home-hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  color: var(--color-primary);
  background-color: var(--color-surface);
  background-image: url("../images/icons/background.png");
  background-repeat: no-repeat;
  background-position: 30% center;
  background-size: cover;
}

.home-hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background:
    linear-gradient(180deg, rgb(255 255 255 / 8%) 0%, transparent 38%, rgb(1 21 47 / 12%) 58%, rgb(1 21 47 / 88%) 100%),
    linear-gradient(90deg, rgb(255 255 255 / 7%) 0%, transparent 42%);
}

.home-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: 1fr auto auto;
  min-height: 100svh;
  padding-block: clamp(9rem, 14vw, 11.5rem) var(--space-6);
}

.home-hero-content {
  align-self: center;
  justify-self: end;
  width: min(56%, 43rem);
  max-inline-size: 100%;
  margin-block: var(--space-6) var(--space-7);
}

.home-hero-content h1 {
  margin-block-end: var(--space-5);
  color: var(--color-primary);
  font-family: var(--font-family-reading);
  font-size: clamp(3rem, 4vw, 4.5rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: wrap;
  overflow-wrap: break-word;
}

.home-hero-content h1::after {
  display: block;
  width: clamp(6.25rem, 10vw, 9.375rem);
  height: 0.125rem;
  margin-block-start: var(--space-5);
  content: "";
  background: linear-gradient(90deg, var(--color-accent), rgb(217 149 18 / 12%));
}

.home-hero-content p {
  max-width: 38rem;
  margin-block-end: 0;
  color: var(--color-primary);
  font-size: clamp(1.0625rem, 1.35vw, 1.25rem);
  line-height: 1.7;
  overflow-wrap: break-word;
}

.home-features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: var(--space-6) 0 var(--space-5);
  border-block-start: 0.0625rem solid rgb(255 255 255 / 45%);
  list-style: none;
  text-align: center;
}

.home-feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  padding-inline: clamp(var(--space-4), 2.5vw, var(--space-7));
}

.home-feature:not(:last-child) {
  border-inline-end: 0.0625rem solid rgb(255 255 255 / 42%);
}

/* Die PNGs dienen als Masken und werden mit der Akzentfarbe eingefärbt. */
.home-feature-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-block-end: var(--space-3);
  background-color: var(--color-accent);
  -webkit-mask: var(--home-feature-icon) center / contain no-repeat;
  mask: var(--home-feature-icon) center / contain no-repeat;
}

.home-feature-icon--compass {
  --home-feature-icon: url("../images/icons/compas.png");
}

.home-feature-icon--growth {
  --home-feature-icon: url("../images/icons/wachstum-diagramm.png");
}

.home-feature-icon--lighthouse {
  --home-feature-icon: url("../images/icons/leuchtturm.png");
}

.home-feature h2 {
  margin-block-end: var(--space-2);
  color: var(--color-on-primary);
  font-size: var(--font-size-sm);
  font-weight: 650;
  letter-spacing: 0.1em;
  line-height: 1.35;
  text-transform: uppercase;
}

.home-feature p {
  max-width: 23rem;
  margin-block-end: 0;
  color: rgb(255 255 255 / 92%);
  font-size: var(--font-size-sm);
  line-height: 1.55;
  overflow-wrap: break-word;
}

.home-tagline {
  padding-block-start: var(--space-4);
  text-align: center;
}

.home-tagline p {
  margin-block-end: 0;
  color: var(--color-accent);
  font-size: clamp(0.875rem, 1.2vw, 1.0625rem);
  font-weight: 650;
  letter-spacing: 0.1em;
  line-height: 1.55;
  text-transform: uppercase;
}

@media (max-width: 47.99rem) {
  .home-page .site-header {
    position: relative;
    background: var(--color-surface);
  }

  /* Auf dem hellen mobilen Header bleibt die Wortmarke ausreichend kontrastreich. */
  .home-page .site-title,
  .home-wordmark-mark,
  .home-wordmark-name {
    color: var(--color-primary);
    text-shadow: none;
  }

  .home-page .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding-block: var(--space-4);
  }

  .home-page .site-title {
    gap: var(--space-2);
  }

  .home-wordmark-mark {
    padding-inline-end: var(--space-2);
    font-size: clamp(2.5rem, 13vw, 3.25rem);
  }

  .home-wordmark-name {
    font-size: clamp(0.5625rem, 2.3vw, 0.6875rem);
    letter-spacing: 0.11em;
  }

  .home-page .site-navigation {
    width: 100%;
  }

  .home-page .navigation-list {
    justify-content: center;
    gap: var(--space-1) var(--space-4);
  }

  .home-page .navigation-list a {
    font-size: 0.8125rem;
  }

  .home-hero {
    min-height: 0;
    background-position: 25% center;
  }

  .home-hero::before {
    background: linear-gradient(180deg, rgb(255 255 255 / 20%), rgb(1 21 47 / 91%) 70%);
  }

  .home-hero-inner {
    min-height: 0;
    padding-block: var(--space-7) var(--space-6);
  }

  .home-hero-content {
    justify-self: stretch;
    width: auto;
    margin: 0 0 var(--space-7);
    padding: var(--space-5);
    background: rgb(255 255 255 / 88%);
    box-shadow: var(--shadow-sm);
  }

  .home-hero-content h1 {
    font-size: clamp(2.25rem, 9vw, 3.25rem);
    line-height: 1.12;
    white-space: normal;
    text-wrap: wrap;
  }

  .home-hero-content p {
    font-size: var(--font-size-base);
    line-height: 1.65;
  }

  .home-features {
    grid-template-columns: 1fr;
    padding-block: var(--space-5) 0;
  }

  .home-feature {
    padding: var(--space-5) var(--space-3);
  }

  .home-feature:not(:last-child) {
    border-block-end: 0.0625rem solid rgb(255 255 255 / 42%);
    border-inline-end: 0;
  }

  .home-tagline {
    padding-block: var(--space-6) 0;
  }
}

@media (min-width: 48rem) {
  /* Der dezente Hintergrund sichert den Kontrast der Navigation auf dem Foto. */
  .home-page .site-navigation {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.34);
    box-shadow: 0 0.125rem 0.5rem rgb(1 21 47 / 12%);
  }

  .home-page .navigation-list a {
    text-shadow: none;
  }

  .home-page .site-title {
    transform: translateX(
      calc(10px - max(var(--space-6), (100vw - var(--content-width)) / 2))
    );
  }
}

@media (min-width: 48rem) and (max-height: 50rem) {
  .home-hero-inner {
    padding-block: 8rem var(--space-4);
  }

  .home-hero-content {
    margin-block: var(--space-4);
  }

  .home-features {
    padding-block: var(--space-4);
  }

  .home-feature-icon {
    width: 2rem;
    height: 2rem;
    margin-block-end: var(--space-2);
  }
}

@media (prefers-contrast: more) {
  .home-hero::before {
    background: linear-gradient(180deg, rgb(255 255 255 / 30%), rgb(1 21 47 / 94%) 65%);
  }

  .home-hero-content {
    background: rgb(255 255 255 / 90%);
  }
}