@font-face {
  font-family: 'Montserrat';
  src: url('/fonts/Montserrat-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('/fonts/Montserrat-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('/fonts/Montserrat-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --brand-teal: #1F8CA0;
  --petrol-dark: #0E3F4A;
  --yellow: #FFFF40;
  --offwhite: #E8EEF0;
  --greyblue: #9FB6BC;
  --white: #FFFFFF;
  --color-on-dark: var(--offwhite);
  --light-bg: #F7F9F9;
  --bg-page: var(--light-bg);
  --light-text: #12303A;
  --accent-teal: #146272;
  --hero-bg: var(--petrol-dark);

  /* semantic, switchable */
  --color-bg: var(--bg-page);
  --color-card: var(--white);
  --color-card-text: var(--light-text);
  --color-text: var(--light-text);
  --color-heading: var(--petrol-dark);
  --color-accent: var(--petrol-dark);
  --color-text-accent: var(--petrol-dark);
  --color-border: var(--petrol-dark);
  --text-muted: #40545A;
  --focus-color: var(--petrol-dark);
  --scroll-shadow: rgba(0,0,0,0.08);

  --font-montserrat: 'Montserrat', 'Arial', sans-serif;
  --max-width: 1200px;
  --safe-padding: clamp(1rem, 5vw, 4rem);
  --header-height: 3.5rem;
  --focus-ring: 0 0 0 3px var(--focus-color);
  --card-shadow: 0 4px 16px var(--scroll-shadow), 0 1px 4px rgba(0,0,0,0.04);
  --card-hover-shadow: 0 8px 28px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.06);
  --btn-shadow: 0 2px 6px rgba(0,0,0,0.12);
}

[data-theme="dark"] {
  --bg-page: #0B1B20;
  --color-bg: #0B1B20;
  --color-card: #122A33;
  --color-card-text: var(--offwhite);
  --color-text-accent: #8EDCE8;
  --color-on-dark: var(--offwhite);
  --color-text: var(--offwhite);
  --light-text: var(--offwhite);
  --color-heading: var(--yellow);
  --color-accent: #8EDCE8;
  --color-border: var(--greyblue);
  --focus-color: var(--yellow);
  --focus-ring: 0 0 0 3px var(--focus-color);
  --scroll-shadow: rgba(0,0,0,0.5);
  --brand-teal: #8EDCE8;
  --accent-teal: #8EDCE8;
  --text-muted: var(--offwhite);
  --hero-bg: #0E3F4A;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 100%; }

body {
  font-family: var(--font-montserrat);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ----- LINKS / BUTTONS ----- */

a { color: var(--color-accent); }
a:hover, a:focus { color: var(--color-heading); }
a:focus-visible { outline: none; }

.content-card a:not(.main-nav a):not(.logo):not(.site-footer a):not(.btn) {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  background: var(--color-card);
  color: var(--color-accent);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  box-shadow: var(--btn-shadow);
  transition: box-shadow 0.15s, transform 0.15s, background 0.15s;
}
.content-card a:not(.main-nav a):not(.logo):not(.site-footer a):not(.btn):hover {
  background: var(--hero-bg);
  color: var(--color-on-dark);
  box-shadow: 0 4px 12px rgba(31,140,160,0.3);
  transform: translateY(-1px);
}
.content-card a:not(.main-nav a):not(.logo):not(.site-footer a):not(.btn):focus-visible {
  box-shadow: var(--focus-ring), var(--btn-shadow);
}

/* ----- SKIP ----- */

.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: 0.5rem 1rem;
  background: var(--petrol-dark);
  color: var(--yellow);
  z-index: 1000;
  font-weight: 600;
}
.skip-link:focus { top: 0; outline: none; box-shadow: var(--focus-ring); }

/* ----- STICKY HEADER ----- */

.site-header {
  position: sticky;
  top: 0;
  background: var(--petrol-dark);
  color: var(--color-on-dark);
  padding: 0 var(--safe-padding);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.site-header .logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--yellow);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.site-header .logo img { height: 2.2rem; }

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Einheitliche Navigations-Buttons */
.main-nav-item a,
.main-nav-item button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--offwhite);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.4rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--greyblue);
  background: rgba(255,255,255,0.04);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
  transition: color 0.15s, background 0.15s, border-color 0.15s, transform 0.15s;
  white-space: nowrap;
  line-height: 1;
}
.main-nav-item a:hover,
.main-nav-item button:hover { color: var(--yellow); border-color: var(--yellow); background: rgba(255,255,64,0.1); }
.main-nav-item a:focus-visible,
.main-nav-item button:focus-visible { color: var(--yellow); outline: none; box-shadow: var(--focus-ring); }
.main-nav-item a.active { color: var(--yellow); border-color: var(--yellow); background: rgba(255,255,64,0.08); }

.menu-icon {
  display: inline-block;
  flex: 0 0 1rem;
  width: 1rem;
  height: 1rem;
  background: currentColor;
  mask: url('/images/wolf.svg') center / contain no-repeat;
}

/* Sprach-Umschalter (Segment) */
.lang-toggle { display: inline-flex; gap: 0; }
.lang-toggle .lang-btn {
  display: inline-flex;
  align-items: center;
  color: var(--offwhite);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--greyblue);
  background: rgba(255,255,255,0.04);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  line-height: 1;
}
.lang-toggle .lang-btn:first-child { border-radius: 8px 0 0 8px; }
.lang-toggle .lang-btn:last-child { border-radius: 0 8px 8px 0; margin-left: -1px; }
.lang-toggle .lang-btn--active {
  color: var(--petrol-dark);
  background: var(--yellow);
  border-color: var(--yellow);
}
.lang-toggle .lang-btn--active .menu-icon { background: currentColor; }
.lang-toggle .lang-btn:not(.lang-btn--active):hover {
  color: var(--yellow);
  border-color: var(--yellow);
  background: rgba(255,255,64,0.1);
}

/* Theme-Button (Text + Icons) */
.theme-toggle { position: relative; }
.theme-toggle .theme-label { display: inline-flex; align-items: center; }
.theme-toggle .theme-icon { transition: opacity 0.2s; }
.theme-icon--moon,
[data-theme="dark"] .theme-icon--sun { display: none; }
.theme-icon--sun,
[data-theme="dark"] .theme-icon--moon { display: inline-block; }

/* ----- HERO ----- */

.hero {
  position: relative;
  min-height: 28vh;
  max-width: var(--max-width);
  margin: 1.5rem auto 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 3rem var(--safe-padding);
  background: var(--hero-bg);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}
.hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.05) 50%, rgba(0,0,0,0.15) 100%);
  z-index: 1;
}
.hero h1 {
  position: relative;
  z-index: 2;
  color: var(--yellow);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
  text-shadow: 0 3px 12px rgba(0,0,0,0.4);
}
.hero p {
  position: relative;
  z-index: 2;
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  max-width: 40rem;
  margin: 0 auto;
  color: var(--color-on-dark);
  text-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* ----- MAIN CONTENT ALS KARTE ----- */

main {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--safe-padding);
}

main > .content-card {
  background: var(--color-card);
  border-radius: 16px;
  padding: 2rem clamp(1.5rem, 3vw, 3rem);
  margin: 2rem 0;
  box-shadow: var(--card-shadow);
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
main > .content-card.in-sight {
  opacity: 1;
  transform: translateY(0);
}

.home-section {
  padding: 1.5rem 0;
}
.section-layout--with-image {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.8fr);
  align-items: center;
  gap: 2rem;
}
.home-tile-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}
.home-tile {
  display: flex;
  width: 100%;
  min-height: 8rem;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.5rem;
  border: 2px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-card);
  color: var(--color-text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.home-tile:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-hover-shadow);
}
.home-tile-title {
  color: var(--color-heading);
  font-size: 1.25rem;
  font-weight: 700;
}
.home-tile-teaser { line-height: 1.5; }
.section-image img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
  border-radius: 12px;
}
.section-image img.section-logo { box-shadow: none; }
.home-tile:focus-visible,
.dialog-close:focus-visible { outline: none; box-shadow: var(--focus-ring); }

.content-dialog {
  width: min(52rem, calc(100% - 2rem));
  max-height: min(80vh, 48rem);
  overflow-y: auto;
  margin: auto;
  padding: 0;
  border: 2px solid var(--color-border);
  border-radius: 16px;
  background: var(--color-card);
  color: var(--color-text);
  box-shadow: var(--card-hover-shadow);
}
.content-dialog::backdrop { background: rgba(5, 18, 22, 0.78); }
.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
}
.dialog-header h2 {
  color: var(--color-heading);
  font-size: 1.4rem;
}
.dialog-close {
  flex: 0 0 2.75rem;
  width: 2.75rem;
  height: 2.75rem;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-card);
  color: var(--color-heading);
  font: inherit;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
}
.dialog-content { padding: 1.5rem; }
.dialog-content p { max-width: 70ch; margin-bottom: 1rem; line-height: 1.7; }
.dialog-content a { color: var(--color-accent); }

/* ----- HOME SECTIONS ----- */

.section-layout--with-image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}
.section-layout--with-image .section-image img {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  object-fit: cover;
  max-height: 400px;
}
.section-layout--with-image .section-image img.section-logo {
  display: block;
  max-width: 320px;
  max-height: none;
  margin: 0 auto;
  object-fit: contain;
  box-shadow: none;
}

.section-text h2 {
  color: var(--color-heading);
  font-size: 1.375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.section-text p {
  margin-bottom: 1rem;
  max-width: 70ch;
  line-height: 1.7;
}
.section-body {
  color: var(--color-text);
}
.section-body p { margin-bottom: 1rem; }
.section-layout--with-image .section-image img.contact-certificate {
  width: min(100%, 11rem);
  max-height: none;
  box-shadow: none;
  object-fit: contain;
}

/* ----- PAGE TITLE (non-home) ----- */

.page-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-heading);
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--greyblue);
  margin-bottom: 2rem;
}

.content-section h3 {
  color: var(--color-text-accent);
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}
.content-section p { margin-bottom: 1rem; max-width: 70ch; line-height: 1.7; }
.content-section ul, .content-section ol { margin-bottom: 1rem; padding-left: 1.5rem; }
.content-section li { margin-bottom: 0.25rem; max-width: 70ch; }
.content-section code {
  font-family: 'Courier New', monospace;
  font-size: 0.875em;
  background: var(--offwhite);
  padding: 0.1em 0.3em;
  border-radius: 4px;
  color: var(--petrol-dark);
}

/* ----- LEGAL / ARTICLE ----- */

article { max-width: 70ch; }
article .content-section h2 { margin-top: 2rem; }

.back-to-top {
  display: inline-block;
  margin-top: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ----- SCROLL TO TOP BUTTON ----- */

.scroll-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 12px;
  background: var(--petrol-dark);
  color: var(--yellow);
  font-size: 1.25rem;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s, transform 0.2s;
  opacity: 0;
  pointer-events: none;
}
.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.scroll-top:hover { transform: translateY(-2px); background: var(--hero-bg); }
.scroll-top:focus-visible { box-shadow: var(--focus-ring); }

/* ----- FOOTER ----- */

.site-footer {
  background: var(--petrol-dark);
  color: var(--text-muted);
  padding: 2rem var(--safe-padding);
  font-size: 0.875rem;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.1);
}
.site-footer a { color: var(--text-muted); text-decoration: none; padding: 0.2rem 0.5rem; border-radius: 6px; }
.site-footer a:hover { color: var(--yellow); background: rgba(255,255,64,0.06); }
.site-footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  align-items: center;
}
.site-footer .footer-brand { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; letter-spacing: 0.04em; }
.site-footer .footer-brand img { height: 1.5rem; }
.site-footer .footer-brand .logo-mark {
  width: 1.5rem;
  height: 1.5rem;
  background: var(--text-muted);
  mask: url('/images/wolf.svg') center / contain no-repeat;
}
.site-footer .footer-contact { font-size: 0.8125rem; }
.site-footer .footer-nav ul { list-style: none; display: flex; gap: 1.25rem; flex-wrap: wrap; }

/* ----- MOBILE FIRST / RESPONSIVE ----- */

/* ----- HAMBURGER TOGGLE ----- */
.nav-toggle {
  display: none;
  position: relative;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
  flex-shrink: 0;
}
.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-on-dark);
  border-radius: 2px;
  margin: 0 auto;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle-bar + .nav-toggle-bar { margin-top: 6px; }

@media (max-width: 768px) {
  .nav-toggle { display: flex; flex-direction: column; justify-content: center; align-items: center; }

  body.nav-open .nav-toggle-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  body.nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(14,63,74,0.97);
    padding: 5rem 1.5rem 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 99;
    overflow-y: auto;
  }
  .main-nav.open {
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav ul { flex-direction: column; align-items: center; gap: 0.5rem; }
  .main-nav-item a,
  .main-nav-item button { font-size: 1rem; padding: 0.6rem 1rem; width: 100%; justify-content: center; }
  .lang-toggle { flex-direction: row; width: 100%; justify-content: center; margin-top: 0.5rem; }
  .lang-toggle .lang-btn { width: auto; }

  .hero { min-height: 20vh; padding: 2.5rem var(--safe-padding); margin: 1rem auto 0; border-radius: 12px; }
  .hero h1 { font-size: 1.75rem; }
  .hero p { font-size: 1rem; }

  .section-layout--with-image { grid-template-columns: 1fr; gap: 1.5rem; }
  .home-tile { min-height: 7rem; }
  .section-image img { max-width: 22rem; }
  .dialog-header { padding: 1rem; }
  .dialog-content { padding: 1rem; }
  main > .content-card { padding: 1.25rem; margin: 1rem 0; border-radius: 12px; }
  .page-title { font-size: 1.5rem; }
  .content-section h2 { font-size: 1.125rem; }
}

@media (min-width: 769px) {
  .nav-toggle { display: none; }
  .main-nav { display: block !important; }
}

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