:root,
[data-theme="light"] {
  --color-bg: #f7f6f2;
  --color-surface: #fbfaf7;
  --color-surface-alt: #f1eee8;
  --color-text: #26231f;
  --color-text-soft: #6f6a63;
  --color-border: rgba(38, 35, 31, 0.12);
  --color-primary: #0f5c63;
  --color-primary-hover: #0b4a50;

  --shadow-sm: 0 1px 2px rgba(24, 22, 18, 0.05);
  --shadow-md: 0 10px 30px rgba(24, 22, 18, 0.08);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

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

  --font-body: "Inter", sans-serif;
  --font-display: "Cormorant Garamond", serif;
}

[data-theme="dark"] {
  --color-bg: #061522;
  --color-surface: #0c2134;
  --color-surface-alt: #13304a;
  --color-text: #eef5fb;
  --color-text-soft: #9fb2c6;
  --color-border: rgba(238, 245, 251, 0.12);
  --color-primary: #7db4e0;
  --color-primary-hover: #9bc6e9;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.30);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.40);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.narrow,
.container-narrow {
  width: min(calc(100% - 2rem), var(--container-narrow));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(247, 246, 242, 0.86);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="dark"] .site-header {
  background: rgba(8, 26, 43, 0.86);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 84px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-text strong {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 1rem + 1vw, 2rem);
  letter-spacing: 0.01em;
  font-weight: 600;
}

.brand-text small {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

.site-nav a {
  position: relative;
  font-size: 0.97rem;
  color: var(--color-text-soft);
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
}

.site-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 1px;
  background: currentColor;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 48px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 999px;
  padding: 0.75rem 1rem;
  white-space: nowrap;
  transition: background 180ms ease, transform 180ms ease, border-color 180ms ease;
}

.theme-toggle:hover {
  background: var(--color-surface-alt);
  transform: translateY(-1px);
}

.section,
.page-hero,
.content-section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.hero {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.eyebrow,
.section-label,
.kicker {
  display: inline-block;
  margin: 0 0 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

.hero h1,
.page-hero h1,
.section-intro h2,
.content-card h2,
.content-card h3,
.content-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 0.98;
  color: var(--color-text);
}

.hero h1,
.page-hero h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  max-width: 10ch;
}

.section-intro {
  margin-bottom: 1.75rem;
}

.section-intro h2,
.content-card h2,
.content-section h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 0.75rem;
}

.content-card h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 0.75rem;
}

.lead,
.intro-copy p:first-child,
.section-copy p:first-child {
  font-size: 1.15rem;
  color: var(--color-text);
}

.hero-copy p,
.prose p,
.intro-copy p,
.section-copy p,
.note {
  margin: 0 0 1rem;
  max-width: 65ch;
  color: var(--color-text-soft);
}

.hero-copy p:last-child,
.prose p:last-child,
.intro-copy p:last-child,
.section-copy p:last-child,
.note:last-child {
  margin-bottom: 0;
}

.hero-actions,
.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.8rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  transition: background 180ms ease, transform 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button:hover,
.button-link:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.button-secondary,
.button-link-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.button-secondary:hover,
.button-link-secondary:hover {
  background: var(--color-surface-alt);
}

.text-link {
  color: var(--color-primary);
  font-weight: 600;
}

.text-link:hover {
  color: var(--color-primary-hover);
}

.hero-media,
.content-card,
.video-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.hero-media {
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.content-card {
  padding: clamp(1.5rem, 3vw, 2rem);
}

.content-card.prose {
  padding: clamp(1.75rem, 3vw, 2.5rem);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.video-card video,
.content-card video {
  width: 100%;
  border-radius: calc(var(--radius-lg) - 8px);
  margin-top: 1rem;
  background: #000;
}

.note {
  margin-top: 1rem;
  font-size: 0.95rem;
}

.phase-section .container-narrow {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-sm);
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.image-grid figure {
  grid-column: span 6;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.image-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-grid figcaption {
  padding: 0.9rem 1rem 1rem;
  font-size: 0.92rem;
  color: var(--color-text-soft);
}

/* Galerie für Bauphasen */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.gallery-card {
  grid-column: span 4;
  margin: 0;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.gallery-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.gallery-card figcaption {
  padding: 0.9rem 1rem 1rem;
  color: var(--color-text-soft);
  font-size: 0.95rem;
  line-height: 1.5;
}

.site-footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--color-border);
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.footer-inner p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.95rem;
}

.footer-inner a {
  color: var(--color-text);
  font-weight: 600;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 8px;
}

@media (max-width: 980px) {
  .header-inner {
    min-height: auto;
    padding: 1rem 0;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    gap: 0.9rem 1rem;
    justify-content: flex-start;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery-card {
    grid-column: span 6;
  }
}

@media (max-width: 720px) {
  .hero h1,
  .page-hero h1 {
    max-width: none;
  }

  .hero-actions,
  .hero-links {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .button-link {
    width: 100%;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .image-grid figure,
  .gallery-card {
    grid-column: span 12;
  }

  .phase-section .container-narrow,
  .content-card,
  .hero-media,
  .gallery-card {
    border-radius: var(--radius-md);
  }

  .brand {
    align-items: flex-start;
  }
}