/* ===================================================
   Taxi Tchanra – Krankenfahrten Landingpage
   Design System & Styles
   =================================================== */

/* --- Lokal gehostete Schriften (DSGVO-konform, kein externer Request) --- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/Inter-400.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/Inter-500.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/Inter-600.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/Inter-700.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/Inter-800.ttf') format('truetype');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/Outfit-400.ttf') format('truetype');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/Outfit-500.ttf') format('truetype');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/Outfit-600.ttf') format('truetype');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/Outfit-700.ttf') format('truetype');
}
@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/Outfit-800.ttf') format('truetype');
}

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Primary Palette – Medical Trust */
  --color-primary: #1565C0;
  --color-primary-dark: #0D47A1;
  --color-primary-light: #42A5F5;
  --color-primary-surface: #E3F2FD;

  /* Accent – Warm & Approachable */
  --color-accent: #FF8F00;
  --color-accent-dark: #E65100;
  --color-accent-light: #FFB74D;

  /* Neutrals */
  --color-white: #FFFFFF;
  --color-bg: #F8FAFC;
  --color-bg-alt: #EEF2F7;
  --color-text: #1E293B;
  --color-text-secondary: #475569;
  --color-text-light: #94A3B8;
  --color-border: #CBD5E1;

  /* Success / Trust */
  --color-success: #16A34A;
  --color-success-light: #DCFCE7;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 18px; /* Large base for accessibility */
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Accessibility: Focus Styles --- */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 10000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

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

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}

h1 { font-size: 2.8rem; font-weight: 800; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 680px;
  line-height: 1.8;
}

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

.text-center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(21, 101, 192, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(21, 101, 192, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(255, 143, 0, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255, 143, 0, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-phone {
  background: linear-gradient(135deg, var(--color-success), #15803D);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(22, 163, 74, 0.35);
  font-size: 1.15rem;
}

.btn-phone:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(22, 163, 74, 0.45);
}

.btn-lg {
  padding: 1.15rem 2.5rem;
  font-size: 1.15rem;
}

.btn-icon {
  font-size: 1.2em;
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(203, 213, 225, 0.4);
  transition: all var(--transition-base);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.4rem;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
}

.logo-text span {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-links a:hover {
  color: var(--color-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--color-success);
  font-size: 1rem;
}

.header-phone .phone-icon {
  font-size: 1.1rem;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: calc(100px + var(--space-2xl)) 0 var(--space-2xl);
  background: linear-gradient(135deg, var(--color-primary-surface) 0%, var(--color-bg) 50%, #F0F9FF 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(21, 101, 192, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 143, 0, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

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

.hero-content {
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--color-success-light);
  color: var(--color-success);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s infinite;
}

.hero h1 {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero h1 .highlight {
  color: var(--color-primary);
  position: relative;
}

.hero h1 .highlight::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(21, 101, 192, 0.12);
  border-radius: var(--radius-full);
  z-index: -1;
}

.hero-text {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 540px;
  line-height: 1.85;
}

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

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

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.trust-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: var(--color-primary);
}

.trust-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.trust-text strong {
  display: block;
  color: var(--color-text);
  font-size: 1rem;
}

.hero-image {
  position: relative;
  animation: fadeInRight 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.hero-image-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--color-white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: fadeInUp 0.8s ease 0.6s forwards;
  opacity: 0;
}

.hero-image-badge .badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-success-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.hero-image-badge .badge-text {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
}

.hero-image-badge .badge-text span {
  display: block;
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* --- USP / Features Section --- */
.section-usps {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
}

.usps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.usp-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.usp-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.usp-card:hover {
  background: var(--color-white);
  border-color: var(--color-border);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.usp-card:hover::before {
  transform: scaleX(1);
}

.usp-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--space-md);
  background: var(--color-primary-surface);
  color: var(--color-primary);
}

.usp-card h3 {
  margin-bottom: var(--space-xs);
  font-size: 1.25rem;
}

.usp-card p {
  font-size: 1rem;
  line-height: 1.7;
}

/* --- Services / Fahrtarten Section --- */
.section-services {
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

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

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

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

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  background: var(--color-primary-surface);
  color: var(--color-primary);
}

.service-card h3 {
  margin-bottom: var(--space-xs);
  font-size: 1.15rem;
}

.service-card p {
  font-size: 0.95rem;
  flex-grow: 1;
}

.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: var(--space-sm);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-success);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Ablauf / Process Section --- */
.section-process {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
}

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

.process-steps::before {
  content: '';
  position: absolute;
  top: 42px;
  left: 12.5%;
  right: 12.5%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 auto var(--space-md);
  box-shadow: 0 4px 16px rgba(21, 101, 192, 0.3);
}

.step-card h3 {
  margin-bottom: var(--space-xs);
  font-size: 1.15rem;
}

.step-card p {
  font-size: 0.95rem;
}

/* --- Abrechnung / Insurance Section --- */
.section-insurance {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 40%, #1976D2 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.section-insurance::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

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

.insurance-content h2 {
  color: var(--color-white);
}

.insurance-content .section-label {
  color: var(--color-accent-light);
}

.insurance-content .section-label::before {
  background: var(--color-accent-light);
}

.insurance-content p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
}

.insurance-list {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.insurance-list-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
}

.insurance-list-item:hover {
  background: rgba(255, 255, 255, 0.14);
}

.insurance-list-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.85rem;
  margin-top: 2px;
}

.insurance-list-text {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.6;
}

.insurance-list-text strong {
  color: var(--color-white);
}

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

.insurance-image img {
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1/1;
  object-fit: cover;
}

/* --- Testimonial / Trust Section --- */
.section-trust {
  padding: var(--space-2xl) 0;
  background: var(--color-bg);
}

.trust-banner {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.trust-stat {
  text-align: center;
  padding: var(--space-sm);
}

.trust-stat-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.trust-stat-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.trust-stat-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

/* --- CTA Section --- */
.section-cta {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
}

.cta-card {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-primary-surface) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(21, 101, 192, 0.1);
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(21, 101, 192, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-card h2 {
  position: relative;
  z-index: 1;
  margin-bottom: var(--space-sm);
}

.cta-card p {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  font-size: 1.15rem;
}

.cta-buttons {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.cta-note {
  position: relative;
  z-index: 1;
  margin-top: var(--space-md);
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- Footer --- */
.footer {
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  max-width: 380px;
}

.footer h4 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
  font-size: 1.05rem;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
  font-size: 0.95rem;
}

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

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  margin-bottom: 0.6rem;
}

.footer-contact-item .contact-icon {
  color: var(--color-primary-light);
  font-size: 1rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

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

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

/* --- Floating CTA (Mobile) --- */
.floating-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 0.75rem var(--container-padding);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
}

.floating-cta-inner {
  display: flex;
  gap: 0.75rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.floating-cta .btn {
  flex: 1;
  justify-content: center;
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Scroll reveal animation class */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Staggered children reveal */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  html { font-size: 17px; }
  h1 { font-size: 2.4rem; }
  .hero h1 { font-size: 2.6rem; }
  .usps-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
  .process-steps::before { display: none; }
  .insurance-inner { grid-template-columns: 1fr; }
  .insurance-image { order: -1; }
  .insurance-image img { max-width: 400px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
}

@media (max-width: 768px) {
  html { font-size: 16px; }
  :root { --container-padding: 1.25rem; }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.8rem; }
  .hero h1 { font-size: 2.2rem; }

  /* Header mobile */
  .nav-links { display: none; }
  .header-cta .btn { display: none; }
  .menu-toggle { display: flex; }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--space-md) var(--container-padding);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    gap: 0.25rem;
  }

  .nav-links.active a {
    padding: 0.75rem 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--color-bg-alt);
  }

  /* Hero */
  .hero { padding: calc(80px + var(--space-xl)) 0 var(--space-xl); }
  .hero-inner { grid-template-columns: 1fr; gap: var(--space-lg); }
  .hero-image { order: -1; }
  .hero-image-badge { bottom: -10px; left: 10px; }

  /* Sections */
  .usps-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .trust-banner { grid-template-columns: 1fr; gap: var(--space-sm); }
  .trust-stat { padding: var(--space-sm) 0; }
  .trust-stat + .trust-stat { border-top: 1px solid var(--color-border); }

  .footer-inner { grid-template-columns: 1fr; }

  /* Floating CTA */
  .floating-cta { display: block; }
  body { padding-bottom: 80px; }

  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }

  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-buttons .btn { width: 100%; max-width: 340px; }
}

@media (max-width: 480px) {
  html { font-size: 15px; }
  .hero h1 { font-size: 1.9rem; }
  .trust-stat-number { font-size: 2.2rem; }
  .usp-card, .service-card { padding: var(--space-md); }
}

/* --- Print styles --- */
@media print {
  .header, .floating-cta, .section-cta, .whatsapp-sticky { display: none; }
  body { font-size: 12pt; color: black; }
  .hero { padding-top: 0; }
}

/* =============================================
   WHATSAPP BUTTON (Sticky + Floating CTA)
   ============================================= */

/* --- WhatsApp Sticky Button (rechts, immer sichtbar) --- */
.whatsapp-sticky {
  position: fixed;
  right: 1.5rem;
  bottom: 6rem; /* über dem floating CTA */
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 1.25rem 0.75rem 1rem;
  border-radius: 999px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.whatsapp-sticky:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.55);
  color: #fff;
}

.whatsapp-sticky .wa-icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.whatsapp-sticky .wa-label {
  white-space: nowrap;
}

/* Pulsierender Ring-Effekt */
.whatsapp-sticky .wa-pulse {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  animation: wa-pulse 2.5s ease-out infinite;
  pointer-events: none;
}

@keyframes wa-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* --- WhatsApp Button im Floating CTA (Mobile) --- */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background: #25D366;
  color: #fff !important;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-whatsapp:hover {
  background: #1ebe5d;
  transform: translateY(-1px);
  color: #fff !important;
}

/* Auf Desktop: Sticky-Button kleiner halten, floating CTA ausblenden */
@media (min-width: 769px) {
  .floating-cta {
    display: none;
  }
  .whatsapp-sticky {
    bottom: 2rem;
  }
}

/* Auf Mobile: Sticky-Button ausblenden (floating CTA übernimmt) */
@media (max-width: 768px) {
  .whatsapp-sticky {
    display: none;
  }
}