/* ============================================================
   Reinigungsservice Amiri – styles.css
   Farben: Dunkelblau (Vertrauen), Weiß (Sauberkeit),
           Hellgrau (Struktur), Grün-Akzent (Nachhaltigkeit)
   Keine externen Schriftarten. Keine Tracking-Skripte.
   ============================================================ */

/* ----------------------------------------------------------
   1. CSS-Variablen & Reset
   ---------------------------------------------------------- */
:root {
  /* Primärfarben */
  --color-navy:        #0f2847;   /* Dunkelblau – Hauptfarbe */
  --color-navy-dark:   #091c33;   /* Tiefes Dunkelblau */
  --color-navy-mid:    #1a3a5c;   /* Mittleres Blau für Cards/Hover */
  --color-navy-light:  #2a5080;   /* Helles Blau für Borders */

  /* Akzente */
  --color-green:       #2e7d52;   /* Dezentes Grün (Nachhaltigkeit) */
  --color-green-light: #e8f5ee;   /* Sehr helles Grün für Badges */
  --color-gold:        #c9a84c;   /* Goldton für Premium-Highlights */

  /* Neutraltöne */
  --color-white:       #ffffff;
  --color-grey-50:     #f8f9fa;   /* Hintergrund hell */
  --color-grey-100:    #f1f3f5;   /* Card-Hintergrund */
  --color-grey-200:    #e9ecef;   /* Borders */
  --color-grey-300:    #dee2e6;
  --color-grey-500:    #6c757d;   /* Sekundärer Text */
  --color-grey-700:    #495057;   /* Haupttext Grau */
  --color-grey-900:    #212529;   /* Dunkler Text */

  /* Abstände */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2.5rem;
  --space-xl:   4rem;
  --space-2xl:  6rem;

  /* Radien */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;

  /* Schatten */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg:  0 10px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-navy: 0 4px 20px rgba(15,40,71,0.25);

  /* Typografie */
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue",
               sans-serif;
  --font-mono: "Courier New", Courier, monospace;

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

  /* Layout */
  --max-width: 1180px;
  --header-height: 72px;
}

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

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

body {
  font-family: var(--font-base);
  color: var(--color-grey-900);
  background-color: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

/* ----------------------------------------------------------
   2. Hilfklassen / Utilities
   ---------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: var(--space-xs);
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.25;
  margin-bottom: var(--space-sm);
}

.section-intro {
  font-size: 1.05rem;
  color: var(--color-grey-700);
  max-width: 640px;
  line-height: 1.8;
}

.text-center { text-align: center; }
.text-center .section-intro { margin-inline: auto; }

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

/* ----------------------------------------------------------
   3. Buttons
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.75rem;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-base);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-normal),
              border-color var(--transition-normal),
              color var(--transition-normal),
              transform var(--transition-fast),
              box-shadow var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.2;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-navy);
}
.btn-primary:hover {
  background-color: var(--color-navy-mid);
  border-color: var(--color-navy-mid);
  box-shadow: 0 6px 24px rgba(15,40,71,0.35);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}
.btn-outline:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.btn-white {
  background-color: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-white);
}
.btn-white:hover {
  background-color: var(--color-grey-50);
  box-shadow: var(--shadow-md);
}

.btn-white-outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.7);
}
.btn-white-outline:hover {
  background-color: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1rem;
}

.btn-full { width: 100%; }

/* ----------------------------------------------------------
   4. Header & Navigation
   ---------------------------------------------------------- */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-grey-200);
  height: var(--header-height);
  transition: box-shadow var(--transition-normal),
              background-color var(--transition-normal);
}

#site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-main {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.01em;
}

.logo-sub {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-grey-500);
  letter-spacing: 0.03em;
}


.site-logo-img {
  width: auto;
  height: 52px;
  max-width: 230px;
  object-fit: contain;
  display: block;
}

.hero-logo-panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 0.75rem;
  margin-bottom: var(--space-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
}

.hero-logo-img {
  width: 100%;
  max-width: 300px;
  margin-inline: auto;
  object-fit: contain;
}

.footer-logo-img {
  width: 210px;
  max-width: 100%;
  height: auto;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 0.4rem;
}

.form-hint {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--color-grey-500);
}

/* Navigation Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-grey-700);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast),
              border-color var(--transition-fast);
}

.nav-links a:hover {
  color: var(--color-navy);
  border-bottom-color: var(--color-navy);
}

/* Header Phone */
.nav-phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy);
  padding: 0.5rem 1rem;
  border: 1.5px solid var(--color-navy);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast),
              color var(--transition-fast);
}

.nav-phone:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.nav-phone svg { flex-shrink: 0; }

/* Burger Menu */
.burger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.burger-btn:hover { background-color: var(--color-grey-100); }

.burger-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-navy);
  border-radius: 2px;
  transition: transform var(--transition-normal),
              opacity var(--transition-normal);
}

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

/* Mobile Navigation Menu */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-grey-200);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  z-index: 999;
  box-shadow: var(--shadow-lg);
  animation: slideDown var(--transition-normal) ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mobile-nav.open { display: block; }

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav ul li a {
  display: block;
  padding: 0.85rem 0.5rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-grey-700);
  border-bottom: 1px solid var(--color-grey-100);
  transition: color var(--transition-fast),
              padding-left var(--transition-fast);
}

.mobile-nav ul li a:hover {
  color: var(--color-navy);
  padding-left: 1rem;
}

.mobile-nav .mobile-phone-cta {
  margin-top: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem;
  background-color: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color var(--transition-fast);
}

.mobile-nav .mobile-phone-cta:hover {
  background-color: var(--color-navy-mid);
}

/* ----------------------------------------------------------
   5. Hero-Bereich
   ---------------------------------------------------------- */
#hero {
  padding-top: calc(var(--header-height) + var(--space-2xl));
  padding-bottom: var(--space-2xl);
  background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 50%, var(--color-navy-mid) 100%);
  position: relative;
  overflow: hidden;
}

/* Dezenter geometrischer Hintergrund */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(46,125,82,0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(42,80,128,0.3) 0%, transparent 50%);
  pointer-events: none;
}

/* Subtile Gitter-Textur */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content { color: var(--color-white); }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-md);
  backdrop-filter: blur(4px);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.2); }
}

.hero-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.hero-content h1 .highlight {
  color: rgba(255,255,255,0.75);
  font-weight: 400;
  font-size: 0.85em;
  display: block;
  margin-top: 0.2rem;
}

.hero-lead {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

.trust-badge::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background-color: rgba(46,125,82,0.5);
  border: 1px solid rgba(46,125,82,0.7);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  color: #7dcea0;
  flex-shrink: 0;
}

/* Hero Visual (rechte Seite) */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  backdrop-filter: blur(8px);
  width: 100%;
  max-width: 380px;
}

.hero-card-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-md);
}

.service-list-preview {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-list-preview li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.88);
  font-size: 0.92rem;
  font-weight: 500;
}

.service-list-preview li .icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.hero-card-footer {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hero-card-footer .location-icon {
  color: var(--color-green);
  font-size: 1rem;
}

.hero-card-footer p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
}

.hero-card-footer strong {
  color: rgba(255,255,255,0.9);
  font-weight: 600;
}

/* ----------------------------------------------------------
   6. Problem-Bereich
   ---------------------------------------------------------- */
#problem {
  padding: var(--space-2xl) 0;
  background-color: var(--color-grey-50);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.problem-content {}

.problem-points {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.problem-point {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm);
  background-color: var(--color-white);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal);
}

.problem-point:hover { box-shadow: var(--shadow-md); }

.problem-point .point-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: #fef3f2;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.problem-point .point-text h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-grey-900);
  margin-bottom: 0.2rem;
}

.problem-point .point-text p {
  font-size: 0.85rem;
  color: var(--color-grey-500);
  line-height: 1.5;
}

.problem-visual {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  color: var(--color-white);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.problem-visual::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}

.problem-visual .big-icon {
  font-size: 4rem;
  margin-bottom: var(--space-md);
  display: block;
}

.problem-visual h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.problem-visual p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
}

/* ----------------------------------------------------------
   7. Lösung-Bereich
   ---------------------------------------------------------- */
#loesung {
  padding: var(--space-2xl) 0;
  background-color: var(--color-white);
}

.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.solution-image {
  background: linear-gradient(145deg, var(--color-green) 0%, #1a5c38 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.solution-image::after {
  content: '';
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}

.solution-icon-big {
  font-size: 3.5rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.solution-image h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.solution-image p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
}

.solution-features {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.solution-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.9);
  font-weight: 500;
}

.solution-features li::before {
  content: '✓';
  width: 20px;
  height: 20px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.solution-content {}

.solution-content .section-intro {
  margin-bottom: var(--space-lg);
}

/* ----------------------------------------------------------
   8. Leistungen
   ---------------------------------------------------------- */
#leistungen {
  padding: var(--space-2xl) 0;
  background-color: var(--color-grey-50);
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  transition: transform var(--transition-normal),
              box-shadow var(--transition-normal),
              border-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-navy-light));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-grey-300);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: var(--space-sm);
  box-shadow: var(--shadow-navy);
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.service-card p {
  font-size: 0.88rem;
  color: var(--color-grey-700);
  line-height: 1.65;
}

/* ----------------------------------------------------------
   9. Nachhaltigkeit
   ---------------------------------------------------------- */
#nachhaltigkeit {
  padding: var(--space-2xl) 0;
  background-color: var(--color-white);
}

.nachhaltig-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.nachhaltig-content {}

.nachhaltig-content .section-intro {
  margin-bottom: var(--space-lg);
}

.green-points {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.green-point {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem var(--space-sm);
  border-radius: var(--radius-md);
  background-color: var(--color-green-light);
  border: 1px solid rgba(46,125,82,0.15);
}

.green-point .g-icon {
  font-size: 1.1rem;
  margin-top: 0.1rem;
  flex-shrink: 0;
}

.green-point h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-green);
  margin-bottom: 0.15rem;
}

.green-point p {
  font-size: 0.82rem;
  color: var(--color-grey-700);
  line-height: 1.5;
}

.nachhaltig-badge-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.green-badge-card {
  background: linear-gradient(135deg, #1a5c38 0%, var(--color-green) 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  text-align: center;
  width: 100%;
  max-width: 340px;
  box-shadow: 0 8px 32px rgba(46,125,82,0.3);
  position: relative;
  overflow: hidden;
}

.green-badge-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
}

.green-badge-icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.green-badge-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.green-badge-card p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.6;
}

.green-disclaimer {
  font-size: 0.78rem;
  color: var(--color-grey-500);
  font-style: italic;
  text-align: center;
  max-width: 340px;
  line-height: 1.5;
}

/* ----------------------------------------------------------
   10. Ablauf
   ---------------------------------------------------------- */
#ablauf {
  padding: var(--space-2xl) 0;
  background-color: var(--color-grey-50);
}

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

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  position: relative;
}

/* Verbindungslinie zwischen Steps */
.steps-grid::before {
  content: '';
  position: absolute;
  top: 38px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-navy-light));
  opacity: 0.2;
  z-index: 0;
}

.step-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-sm);
  text-align: center;
  position: relative;
  z-index: 1;
  transition: transform var(--transition-normal),
              box-shadow var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
  box-shadow: var(--shadow-navy);
}

.step-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.83rem;
  color: var(--color-grey-700);
  line-height: 1.6;
}

/* ----------------------------------------------------------
   11. Warum-Bereich (Trust)
   ---------------------------------------------------------- */
#warum {
  padding: var(--space-2xl) 0;
  background-color: var(--color-navy);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

#warum::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 50%, rgba(46,125,82,0.1) 0%, transparent 50%),
    radial-gradient(circle at 90% 20%, rgba(42,80,128,0.4) 0%, transparent 50%);
  pointer-events: none;
}

.warum-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  z-index: 1;
}

.warum-header .section-title { color: var(--color-white); }

.warum-header .section-intro {
  color: rgba(255,255,255,0.75);
  margin-inline: auto;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.trust-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: background-color var(--transition-normal),
              transform var(--transition-normal);
}

.trust-card:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-3px);
}

.trust-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
}

.trust-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.35rem;
}

.trust-card p {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
}

/* ----------------------------------------------------------
   12. Zielgruppen
   ---------------------------------------------------------- */
#zielgruppen {
  padding: var(--space-2xl) 0;
  background-color: var(--color-white);
}

.zielgruppen-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.zielgruppen-content {}

.zielgruppen-content .section-intro {
  margin-bottom: var(--space-lg);
}

.zg-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.zg-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--color-grey-50);
  border: 1.5px solid var(--color-grey-200);
  border-radius: 100px;
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-navy);
  transition: background-color var(--transition-fast),
              border-color var(--transition-fast);
}

.zg-chip:hover {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}

.zg-chip .chip-icon { font-size: 0.9rem; }

.zielgruppen-cta-box {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.zielgruppen-cta-box::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}

.zielgruppen-cta-box .cta-icon {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.zielgruppen-cta-box h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.zielgruppen-cta-box p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.82);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.zielgruppen-cta-box .btn { position: relative; z-index: 1; }

/* ----------------------------------------------------------
   13. Kontakt
   ---------------------------------------------------------- */
#kontakt {
  padding: var(--space-2xl) 0;
  background-color: var(--color-grey-50);
}

.kontakt-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

.kontakt-info {}

.kontakt-info .section-intro {
  margin-bottom: var(--space-lg);
}

.kontakt-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.kontakt-detail {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  background: var(--color-white);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--transition-normal),
              border-color var(--transition-normal);
}

.kontakt-detail:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-navy-light);
}

.kontakt-detail .kd-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.kontakt-detail .kd-text strong {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-grey-500);
  font-weight: 600;
  margin-bottom: 0.1rem;
}

.kontakt-detail .kd-text span {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-navy);
}

.kontakt-area-note {
  font-size: 0.82rem;
  color: var(--color-grey-500);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Formular */
.contact-form-wrapper {
  background-color: var(--color-white);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
}

.contact-form-wrapper h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full-width { grid-column: 1 / -1; }

.form-group label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--color-grey-700);
}

.form-group label .req {
  color: var(--color-green);
  margin-left: 0.2rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--color-grey-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-base);
  font-size: 0.9rem;
  color: var(--color-grey-900);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(15,40,71,0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-grey-300);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236c757d' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* Honeypot – für Spam-Schutz versteckt */
.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-privacy {
  font-size: 0.78rem;
  color: var(--color-grey-500);
  line-height: 1.5;
  margin-top: var(--space-xs);
}

.form-privacy a {
  color: var(--color-navy);
  text-decoration: underline;
}

.form-status {
  display: none;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  margin-top: var(--space-sm);
}

.form-status.success {
  display: block;
  background-color: var(--color-green-light);
  border: 1px solid rgba(46,125,82,0.25);
  color: var(--color-green);
}

.form-status.error {
  display: block;
  background-color: #fef3f2;
  border: 1px solid rgba(220,53,69,0.2);
  color: #c0392b;
}

/* ----------------------------------------------------------
   14. Footer
   ---------------------------------------------------------- */
#site-footer {
  background-color: var(--color-navy-dark);
  color: rgba(255,255,255,0.8);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--space-md);
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--space-sm);
}

.footer-logo .logo-main { color: var(--color-white); }
.footer-logo .logo-sub { color: rgba(255,255,255,0.45); }

.footer-brand .tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
  max-width: 260px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-sm);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-contact-list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  transition: color var(--transition-fast);
}

.footer-contact-list a:hover { color: var(--color-white); }

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav-list a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover { color: var(--color-white); }

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

.footer-copyright {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

.footer-legal {
  display: flex;
  gap: var(--space-md);
}

.footer-legal a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition-fast);
}

.footer-legal a:hover { color: rgba(255,255,255,0.8); }

/* ----------------------------------------------------------
   15. Unterseiten (Impressum, Datenschutz)
   ---------------------------------------------------------- */
.subpage-header {
  background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
  padding: calc(var(--header-height) + var(--space-xl)) 0 var(--space-xl);
  color: var(--color-white);
}

.subpage-header h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.subpage-header p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

.subpage-content {
  padding: var(--space-2xl) 0;
  background-color: var(--color-white);
}

.legal-content {
  max-width: 780px;
}

.legal-content h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-top: var(--space-lg);
  margin-bottom: 0.5rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-grey-200);
}

.legal-content h2:first-of-type { margin-top: 0; }

.legal-content p {
  font-size: 0.93rem;
  color: var(--color-grey-700);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: var(--space-sm);
}

.legal-content ul li {
  font-size: 0.93rem;
  color: var(--color-grey-700);
  line-height: 1.8;
  margin-bottom: 0.25rem;
}

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

.legal-content a:hover { color: var(--color-navy-mid); }

.legal-content address {
  font-style: normal;
  background-color: var(--color-grey-50);
  border: 1px solid var(--color-grey-200);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
  font-size: 0.93rem;
  color: var(--color-grey-700);
  line-height: 1.8;
}

/* ----------------------------------------------------------
   16. Zurück-zur-Seite-Link (Unterseiten)
   ---------------------------------------------------------- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.back-link:hover { color: var(--color-white); }

/* ----------------------------------------------------------
   17. Sticky CTA Bar (Mobil)
   ---------------------------------------------------------- */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-grey-200);
  padding: 0.75rem var(--space-md);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
}

.sticky-cta-inner {
  display: flex;
  gap: 0.6rem;
  max-width: 500px;
  margin: 0 auto;
}

.sticky-cta-inner .btn { flex: 1; padding: 0.75rem 1rem; font-size: 0.88rem; }

/* ----------------------------------------------------------
   18. Scroll-Reveal Animation
   ---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered Delays */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ----------------------------------------------------------
   19. Responsive – Tablet (max 1024px)
   ---------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-inner         { grid-template-columns: 1fr; }
  .hero-visual        { display: none; }
  .services-grid      { grid-template-columns: repeat(2, 1fr); }
  .trust-grid         { grid-template-columns: repeat(2, 1fr); }
  .footer-main        { grid-template-columns: 1fr 1fr; }
  .footer-brand       { grid-column: 1 / -1; }
  .steps-grid         { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
}

/* ----------------------------------------------------------
   20. Responsive – Smartphone (max 768px)
   ---------------------------------------------------------- */
@media (max-width: 768px) {
  :root {
    --space-xl:  2.5rem;
    --space-2xl: 4rem;
  }

  .nav-links         { display: none; }
  .nav-phone         { display: none; }
  .burger-btn        { display: flex; }
  .site-logo-img     { height: 46px; max-width: 190px; }

  .hero-content h1   { font-size: 1.85rem; }
  .hero-actions      { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }

  .problem-grid       { grid-template-columns: 1fr; }
  .problem-visual     { display: none; }
  .solution-grid      { grid-template-columns: 1fr; }
  .solution-image     { order: -1; }
  .nachhaltig-inner   { grid-template-columns: 1fr; }
  .nachhaltig-badge-area { order: -1; }
  .services-grid      { grid-template-columns: 1fr; }
  .steps-grid         { grid-template-columns: 1fr; }
  .trust-grid         { grid-template-columns: 1fr; }
  .zielgruppen-inner  { grid-template-columns: 1fr; }
  .kontakt-grid       { grid-template-columns: 1fr; }
  .form-grid          { grid-template-columns: 1fr; }
  .footer-main        { grid-template-columns: 1fr; gap: var(--space-lg); }
  .footer-brand       { grid-column: auto; }
  .footer-bottom      { flex-direction: column; text-align: center; }

  .sticky-cta { display: block; }

  /* Abstand damit sticky-cta Footer nicht überdeckt */
  #site-footer { padding-bottom: calc(var(--space-md) + 70px); }
}

/* ----------------------------------------------------------
   21. Kleine Smartphones (max 480px)
   ---------------------------------------------------------- */
@media (max-width: 480px) {
  .hero-trust        { flex-direction: column; gap: 0.4rem; }
  .zg-chips          { }
  .hero-badge        { font-size: 0.72rem; }
  .site-logo-img     { height: 40px; max-width: 165px; }
  .kontakt-grid      { grid-template-columns: 1fr; }
}

/* ----------------------------------------------------------
   22. Print-Styles (minimales Reset)
   ---------------------------------------------------------- */
@media print {
  #site-header,
  .sticky-cta,
  .mobile-nav    { display: none !important; }
  body           { color: #000; background: #fff; }
  a              { color: #000; }
}