/* ==========================================================================
   Atrianova Hausverwaltung – Haupt-Stylesheet
   Autor: Bianca Jahns Atrianova
   Version: 3.0 – CI nach Logo + Branding-Fonts + Berlin/Brandenburg
   ========================================================================== */

/* Google Fonts – DSGVO-Hinweis: Für Produktion bitte lokal hosten
   (fonts.google.com → Download → /fonts/ Ordner)                        */
@import url('https://fonts.googleapis.com/css2?family=Josefin+Sans:wght@300;400;600;700&display=swap');

/* --------------------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Farben – CI Atrianova Logo */
  --color-primary:       #0d1628;   /* Logo-Dunkelnavy */
  --color-primary-dark:  #070e1c;
  --color-primary-light: #162540;
  --color-accent:        #00cfc8;   /* Logo-Teal */
  --color-accent-dark:   #00a8a2;
  --color-accent-light:  #33ddd6;
  --color-white:         #ffffff;
  --color-gray-50:       #f8fafc;
  --color-gray-100:      #f1f5f9;
  --color-gray-200:      #e2e8f0;
  --color-gray-300:      #cbd5e1;
  --color-gray-400:      #94a3b8;
  --color-gray-500:      #64748b;
  --color-gray-600:      #475569;
  --color-gray-700:      #334155;
  --color-gray-800:      #1e293b;
  --color-gray-900:      #0f172a;
  --color-success:       #16a34a;
  --color-error:         #dc2626;
  --color-warning:       #d97706;

  /* Typografie – Branding-Fonts: Josefin Sans (Headlines) + System-Sans (Body) */
  --font-family-heading: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-base: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                      'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  --font-size-xs:   0.75rem;    /* 12px */
  --font-size-sm:   0.875rem;   /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg:   1.125rem;   /* 18px */
  --font-size-xl:   1.25rem;    /* 20px */
  --font-size-2xl:  1.5rem;     /* 24px */
  --font-size-3xl:  1.875rem;   /* 30px */
  --font-size-4xl:  2.25rem;    /* 36px */
  --font-size-5xl:  3rem;       /* 48px */
  --font-size-6xl:  3.75rem;    /* 60px */
  --font-weight-normal:   400;
  --font-weight-medium:   500;
  --font-weight-semibold: 600;
  --font-weight-bold:     700;
  --line-height-tight:  1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Abstände */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-padding: var(--space-6);

  /* Border Radius */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Schatten */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  /* Übergänge */
  --transition-fast:   150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow:   400ms ease;

  /* Navigation */
  --nav-height: 100px;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

ul, ol { list-style: none; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

p { line-height: var(--line-height-relaxed); }

/* --------------------------------------------------------------------------
   3. Skip Link (Barrierefreiheit)
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  z-index: 9999;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-4);
}

/* --------------------------------------------------------------------------
   4. Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-24) 0;
}

.section--gray {
  background-color: var(--color-gray-50);
}

.section--dark {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: 640px;
  margin: 0 auto;
}

.section--dark .section-header p {
  color: var(--color-gray-300);
}

.grid {
  display: grid;
  gap: var(--space-8);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
  .section { padding: var(--space-16) 0; }
  .section-header h2 { font-size: var(--font-size-3xl); }
}

/* --------------------------------------------------------------------------
   5. Typography Helpers
   -------------------------------------------------------------------------- */
.eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.lead {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

.text-center { text-align: center; }

/* --------------------------------------------------------------------------
   6. Buttons – Teal CI
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}
.btn--primary:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 25px rgba(0, 207, 200, 0.35);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn--outline:hover {
  background-color: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.btn--outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn--outline-white:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
  transform: translateY(-1px);
}

.btn--lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--font-size-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
}

/* --------------------------------------------------------------------------
   7. Navigation – Dunkelnavy CI passend zum Logo
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-primary);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
  height: var(--nav-height);
  border-bottom: 2px solid var(--color-accent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo img {
  height: 52px;
  width: auto;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
}

.nav__logo-name {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  line-height: 1.1;
  letter-spacing: 0.06em;
}

.nav__logo-sub {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.75);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav__link:hover {
  color: var(--color-accent);
  background-color: rgba(0, 207, 200, 0.1);
}

.nav__link[aria-current="page"] {
  color: var(--color-accent);
  background-color: rgba(0, 207, 200, 0.12);
}

.nav__cta {
  margin-left: var(--space-4);
}

/* Mobile Nav Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  background: none;
  border: none;
  border-radius: var(--radius-md);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-full);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1024px) {
  .nav__toggle { display: flex; }

  .nav__menu {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--color-primary-light);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-6) var(--space-6);
    box-shadow: var(--shadow-xl);
    gap: var(--space-1);
    border-top: 1px solid rgba(0, 207, 200, 0.2);
  }

  .nav__menu.is-open { display: flex; }

  .nav__link {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }

  .nav__cta { margin-left: 0; margin-top: var(--space-3); }
  .nav__cta .btn { width: 100%; justify-content: center; }
}

/* --------------------------------------------------------------------------
   8. Hero – CI Dunkelnavy/Teal
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: var(--space-32) 0 var(--space-24);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300cfc8' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 1;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__content { max-width: 600px; }

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: rgba(0, 207, 200, 0.12);
  color: var(--color-accent);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
  border: 1px solid rgba(0, 207, 200, 0.3);
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero__title span {
  color: var(--color-accent);
}

.hero__description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-10);
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero__stat-number {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  display: block;
  line-height: 1;
  text-shadow: 0 0 20px rgba(0, 207, 200, 0.4);
}

.hero__stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  margin-top: var(--space-1);
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__illustration {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.hero__illustration svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 25px 50px rgba(0,0,0,0.3));
}

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__visual { display: none; }
  .hero__content { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__title { font-size: var(--font-size-4xl); }
}

@media (max-width: 640px) {
  .hero { padding: var(--space-20) 0 var(--space-16); }
  .hero__title { font-size: var(--font-size-3xl); }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { justify-content: center; }
  .hero__stats { flex-wrap: wrap; gap: var(--space-6); }
}

/* --------------------------------------------------------------------------
   9. Karten (Cards)
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--color-gray-100);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 207, 200, 0.12), var(--shadow-xl);
  border-color: rgba(0, 207, 200, 0.2);
}

.card__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(0, 207, 200, 0.15), rgba(0, 207, 200, 0.08));
  border: 1px solid rgba(0, 207, 200, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-accent);
  flex-shrink: 0;
}

.card__icon svg { width: 28px; height: 28px; }

.card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.card__text {
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  transition: gap var(--transition-fast), color var(--transition-fast);
}
.card__link:hover { color: var(--color-accent-dark); }

.card__link:hover { gap: var(--space-3); }

/* --------------------------------------------------------------------------
   10. Vorteil-Karten (Feature Cards)
   -------------------------------------------------------------------------- */
.feature-card {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-200);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(0, 207, 200, 0.15);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.feature-card__icon svg { width: 24px; height: 24px; }

.feature-card__body h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.feature-card__body p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   11. Prozess-Schritte
   -------------------------------------------------------------------------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  counter-reset: steps;
}

.process-step {
  position: relative;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.process-step::after {
  content: '';
  position: absolute;
  top: 44px;
  right: -30px;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gray-300), transparent);
  pointer-events: none;
}

.process-step:last-child::after { display: none; }

.process-step__number {
  counter-increment: steps;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  box-shadow: 0 4px 16px rgba(0, 207, 200, 0.3);
}

.process-step__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

.process-step__text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
}

@media (max-width: 640px) {
  .process-steps { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   12. CTA Banner
   -------------------------------------------------------------------------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  border-top: 1px solid rgba(0, 207, 200, 0.15);
  border-bottom: 1px solid rgba(0, 207, 200, 0.15);
  padding: var(--space-20) 0;
  text-align: center;
  color: var(--color-white);
}

.cta-banner h2 {
  font-size: var(--font-size-4xl);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-banner p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .cta-banner h2 { font-size: var(--font-size-3xl); }
  .cta-banner__actions { flex-direction: column; align-items: center; }
}

/* --------------------------------------------------------------------------
   13. Kontaktformular
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--color-error);
  margin-left: var(--space-1);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:hover {
  border-color: var(--color-gray-400);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 207, 200, 0.15);
}

.form-control[aria-invalid="true"] {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-error {
  display: none;
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--space-1);
}

.form-error.is-visible { display: block; }

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--color-accent);
  margin-top: 2px;
  cursor: pointer;
}

.form-checkbox label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  cursor: pointer;
  line-height: var(--line-height-relaxed);
}

.form-checkbox label a {
  color: var(--color-primary);
  text-decoration: underline;
}

.form-success {
  display: none;
  padding: var(--space-6);
  background-color: rgba(22, 163, 74, 0.1);
  border: 1px solid rgba(22, 163, 74, 0.3);
  border-radius: var(--radius-lg);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.form-success.is-visible { display: block; }

/* --------------------------------------------------------------------------
   14. Kontakt-Info
   -------------------------------------------------------------------------- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-item__icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: linear-gradient(135deg, rgba(0, 207, 200, 0.15), rgba(0, 207, 200, 0.08));
  border: 1px solid rgba(0, 207, 200, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.contact-item__label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-500);
  margin-bottom: var(--space-1);
}

.contact-item__value {
  font-size: var(--font-size-base);
  color: var(--color-gray-800);
  font-weight: var(--font-weight-medium);
}

.contact-item__value a {
  color: var(--color-accent-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --------------------------------------------------------------------------
   15. FAQ Akkordeon
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}

.faq-item:first-child { border-top: 1px solid var(--color-gray-200); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-6) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover { color: var(--color-accent); }

.faq-question svg {
  width: 24px;
  height: 24px;
  min-width: 24px;
  transition: transform var(--transition-normal);
  color: var(--color-accent);
  flex-shrink: 0;
}

.faq-question[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding-bottom: var(--space-6);
}

.faq-answer.is-open { display: block; }

.faq-answer p {
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   16. Badges & Tags
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--primary {
  background-color: rgba(0, 207, 200, 0.1);
  color: var(--color-accent-dark);
  border: 1px solid rgba(0, 207, 200, 0.2);
}

.badge--accent {
  background-color: rgba(0, 207, 200, 0.15);
  color: var(--color-accent);
  border: 1px solid rgba(0, 207, 200, 0.25);
}

/* --------------------------------------------------------------------------
   17. Seitenheader (Page Hero)
   -------------------------------------------------------------------------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  padding: var(--space-20) 0 var(--space-16);
  color: var(--color-white);
}

.page-hero__eyebrow {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-3);
}

.page-hero h1 {
  font-size: var(--font-size-4xl);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.page-hero p {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.breadcrumb__item {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

.breadcrumb__item a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
}

.breadcrumb__separator { color: rgba(255, 255, 255, 0.4); }

@media (max-width: 768px) {
  .page-hero h1 { font-size: var(--font-size-3xl); }
}

/* --------------------------------------------------------------------------
   18. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-gray-300);
  padding: var(--space-20) 0 0;
  border-top: 2px solid var(--color-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand {
  display: flex;
  flex-direction: column;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__logo img {
  border-radius: var(--radius-md);
}

.footer__logo img {
  height: 44px;
  width: auto;
  /* Logo hat dunklen Hintergrund – passt perfekt auf dunklen Footer */
}

.footer__logo-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.footer__description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.footer__contact a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}

.footer__contact a:hover { color: var(--color-white); }
.footer__contact svg { width: 16px; height: 16px; flex-shrink: 0; }

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__nav a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer__nav a:hover { color: var(--color-white); }

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-bottom__copy {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.footer-bottom__links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom__links a {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
}

.footer-bottom__links a:hover { color: var(--color-accent); }

.footer__nav a:hover { color: var(--color-accent) !important; }

.footer__legal-note {
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
  margin-top: var(--space-4);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer__brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom__links { flex-wrap: wrap; gap: var(--space-4); }
}

/* --------------------------------------------------------------------------
   19. Cookie Consent Banner
   -------------------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--space-6);
  z-index: 9000;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
  display: none;
}

.cookie-banner.is-visible { display: block; }

.cookie-banner__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.cookie-banner__text {
  flex: 1;
  min-width: 280px;
}

.cookie-banner__text h2 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-2);
}

.cookie-banner__text p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  line-height: var(--line-height-relaxed);
}

.cookie-banner__text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* Cookie Settings Modal */
.cookie-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9500;
  background-color: rgba(0, 0, 0, 0.6);
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.cookie-modal.is-visible { display: flex; }

.cookie-modal__box {
  background-color: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.cookie-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.cookie-modal__header h2 {
  font-size: var(--font-size-xl);
}

.cookie-modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-gray-500);
  transition: background-color var(--transition-fast);
}

.cookie-modal__close:hover { background-color: var(--color-gray-100); }

.cookie-category {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.cookie-category:last-of-type { border-bottom: none; }

.cookie-category__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.cookie-category__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-800);
}

.cookie-category__desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: var(--line-height-relaxed);
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background-color: var(--color-gray-300);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background-color var(--transition-normal);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  transition: transform var(--transition-normal);
}

.toggle-switch input:checked + .toggle-slider {
  background-color: var(--color-accent);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
  background-color: var(--color-accent-dark);
  cursor: not-allowed;
  opacity: 0.8;
}

.cookie-modal__footer {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   20. Legal / Content Pages
   -------------------------------------------------------------------------- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
}

.legal-content h2:first-child {
  border-top: none;
  margin-top: 0;
}

.legal-content h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.legal-content p {
  color: var(--color-gray-600);
  margin-bottom: var(--space-4);
  line-height: var(--line-height-relaxed);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-content ul li {
  color: var(--color-gray-600);
  margin-bottom: var(--space-2);
  line-height: var(--line-height-relaxed);
}

.legal-content a {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

.legal-notice {
  background-color: rgba(0, 207, 200, 0.06);
  border: 1px solid rgba(0, 207, 200, 0.2);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin: var(--space-6) 0;
}

.legal-notice p {
  color: var(--color-gray-700);
  margin: 0;
  font-size: var(--font-size-sm);
}

/* --------------------------------------------------------------------------
   21. Über uns – Team / Werte
   -------------------------------------------------------------------------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.value-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-100);
}

.value-item__icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  color: var(--color-accent);
  filter: drop-shadow(0 0 6px rgba(0, 207, 200, 0.3));
}

.value-item h3 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
}

.value-item p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .values-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   22. About / Two-column Layout
   -------------------------------------------------------------------------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }

@media (max-width: 768px) {
  .two-col { grid-template-columns: 1fr; gap: var(--space-10); }
  .two-col--reverse { direction: ltr; }
}

.about-visual {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  border: 1px solid rgba(0, 207, 200, 0.15);
}

.about-visual svg {
  width: 80%;
  height: 80%;
  color: rgba(0, 207, 200, 0.2);
}

/* --------------------------------------------------------------------------
   23. Zahlen / Stats
   -------------------------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-1);
}

.stat-item {
  text-align: center;
  padding: var(--space-10) var(--space-6);
  background-color: var(--color-white);
}

.stat-item:first-child { border-radius: var(--radius-xl) 0 0 var(--radius-xl); }
.stat-item:last-child { border-radius: 0 var(--radius-xl) var(--radius-xl) 0; }

.stat-item__number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-item__label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
  .stat-item { border-radius: var(--radius-xl) !important; }
}

/* --------------------------------------------------------------------------
   24. Accessibility Helpers
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   25. Utility Classes
   -------------------------------------------------------------------------- */
.mt-auto { margin-top: auto; }
.mb-0 { margin-bottom: 0 !important; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }
.font-bold { font-weight: var(--font-weight-bold); }
.d-flex { display: flex; }
.gap-4 { gap: var(--space-4); }
.flex-wrap { flex-wrap: wrap; }
.justify-center { justify-content: center; }

/* --------------------------------------------------------------------------
   26. Map Placeholder
   -------------------------------------------------------------------------- */
.map-placeholder {
  background: var(--color-gray-100);
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-xl);
  height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-gray-500);
  text-align: center;
}

.map-placeholder p {
  font-size: var(--font-size-sm);
  max-width: 280px;
}

/* --------------------------------------------------------------------------
   27. 404 Page
   -------------------------------------------------------------------------- */
.error-page {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-16);
}

.error-page__code {
  font-size: 8rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-200);
  line-height: 1;
  display: block;
}

.error-page h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

.error-page p {
  color: var(--color-gray-500);
  margin-bottom: var(--space-8);
}

/* --------------------------------------------------------------------------
   28. Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .site-header, .cookie-banner, .cookie-modal, .cta-banner { display: none; }
  body { font-size: 12pt; color: #000; }
  a { text-decoration: underline; }
  h1, h2, h3 { color: #000; page-break-after: avoid; }
}