/* ==========================================
   BIORESONANZ HOMEPAGE – DESIGN SYSTEM
   ========================================== */

/* ---------- Google Fonts ---------- */
/* Fonts are now preloaded in the HTML <head> for better PageSpeed */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Colors - Impuls Therapie */
  --color-primary: #2F5A66;
  /* Petrol */
  --color-primary-light: #4A7B89;
  --color-primary-lighter: #118C94;
  /* Türkis / Teal */
  --color-primary-lightest: #D1D8DC;
  /* Schiefer-Grau */

  /* Accent */
  --color-accent: #118C94;
  --color-accent-light: #52C7CC;
  --color-accent-dark: #00888E;

  /* Neutrals */
  --color-bg: #D1D8DC;
  /* Schiefer-Grau Hintergrund */
  --color-bg-alt: #E2E8ED;
  --color-bg-white: #FFFFFF;
  --color-text: #1A2E35;
  --color-text-light: #3D5A66;
  --color-text-muted: #7E939C;
  --color-border: #D1D8DC;

  /* Glass effect - Updated for Petrol tones */
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px rgba(47, 90, 102, 0.12);

  /* Typography */
  --font-heading: 'Montserrat', 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;
  --space-3xl: 8rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 50%;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* 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: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul,
ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
}

p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 70ch;
  font-family: var(--font-body);
}

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary-lighter);
  margin-bottom: var(--space-sm);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 600px;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

section {
  padding: var(--space-xl) 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), 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-light));
  color: #fff;
  box-shadow: 0 4px 20px rgba(45, 90, 61, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(45, 90, 61, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary-lighter);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: #fff;
  box-shadow: 0 4px 20px rgba(196, 162, 101, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(196, 162, 101, 0.4);
}

/* ---------- Glass Cards ---------- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(45, 90, 61, 0.12);
}

/* ---------- NAVIGATION ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0.5rem 0;
  background: var(--color-bg);
  /* Ensure solid background for video banner */
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
  padding: 0.3rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.nav-logo .logo-img {
  width: auto;
  height: 34px;
  object-fit: contain;
}

.footer .nav-logo {
  color: #fff;
  margin-bottom: 1.2rem;
}

.footer .nav-logo img {
  height: 48px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-light);
  position: relative;
  padding: 0.3rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--color-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 0.6rem 1.4rem !important;
  font-size: 0.9rem !important;
  color: #fff !important;
}

.nav-cta.btn-secondary {
  color: var(--color-primary) !important;
}

.nav-cta.btn-secondary:hover {
  color: #fff !important;
}

.nav-links a.nav-cta::after {
  display: none; /* Keine Unterstreichung beim Hover für den Button */
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.mobile-toggle span {
  width: 26px;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- HERO SECTION ---------- */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(-45deg, #FFFFFF, var(--color-bg), #eef5f6, #f4f8f9);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
  padding-top: 100px; /* Platz für die Navbar */
}

@keyframes pulseOverlay {
  0% { transform: scale(1); opacity: 0.1; }
  50% { transform: scale(1.05); opacity: 0.18; }
  100% { transform: scale(1); opacity: 0.1; }
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url('../images/hero-bg.webp') center/cover no-repeat;
  z-index: 0;
  opacity: 0.15;
  animation: pulseOverlay 12s ease-in-out infinite;
  pointer-events: none;
}

@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero .container {
  position: relative;
  z-index: 5;
}

/* Animated decorative circles */
.hero-decor {
  position: absolute;
  border-radius: 50%;
  opacity: 0.12;
  z-index: 1;
}

.hero-decor-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-primary-lighter), transparent 70%);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero-decor-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--color-accent), transparent 70%);
  bottom: -50px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-decor-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--color-primary), transparent 70%);
  top: 40%;
  right: 20%;
  animation: float 6s ease-in-out infinite 2s;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(15px, -20px) scale(1.05);
  }

  66% {
    transform: translate(-10px, 10px) scale(0.97);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.4rem;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-badge .dot {
  display: block;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.3);
  }
}

.hero h1 {
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.hero h1 .highlight {
  display: inline;
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  color: var(--color-text-light);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: var(--space-md);
}

.hero-badge.badge-trust {
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.8);
  animation: pulse-trust-badge 2s infinite;
}

.hero-badge.badge-trust svg {
  color: var(--color-accent);
}

.hero-badge.badge-trust strong {
  font-weight: 800;
  color: var(--color-primary-lighter);
}

@keyframes pulse-trust-badge {
  0% { transform: scale(1); }
  70% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* ---------- ABOUT / WAS IST BIORESONANZ ---------- */
.about {
  background: var(--color-bg-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-visual .main-image {
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(45, 90, 61, 0.1);
}

.about-seal {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 140px;
  height: auto;
  z-index: 2;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.15));
  transition: transform var(--transition-base);
}

.about-seal:hover {
  transform: scale(1.05);
}

.manufacturer-note {
  font-size: 0.92rem;
  color: var(--color-text-dark);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1rem 1.2rem;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
  margin-top: 2rem;
}

.manufacturer-note a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: all var(--transition-fast);
}

.manufacturer-note a:hover {
  text-decoration-color: var(--color-primary);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(0, 0, 0, 0.03);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
  transition: all var(--transition-medium);
}

.about-feature:hover {
  background: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.about-feature .feature-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary-lightest), var(--color-primary-lighter));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.about-feature .feature-text {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
}

/* ---------- ANWENDUNGSGEBIETE ---------- */
.applications {
  background: var(--color-bg);
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.app-card {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
}

.app-card .card-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-sm);
  background: linear-gradient(135deg, var(--color-primary-lightest), rgba(139, 174, 139, 0.3));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  transition: all var(--transition-base);
}

.app-card:hover .card-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  transform: scale(1.08);
}

.app-card:hover .card-icon span {
  filter: brightness(0) invert(1);
}

.app-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.15rem;
}

.app-card p {
  font-size: 0.92rem;
  line-height: 1.6;
  margin: 0 auto;
}

/* ---------- ABLAUF / PROCESS ---------- */
.process {
  background: var(--color-bg-white);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 45px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-lightest), var(--color-primary-lighter), var(--color-primary-lightest));
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 90px;
  height: 90px;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 8px 24px rgba(45, 90, 61, 0.25);
  border: 4px solid var(--color-bg-white);
}

.process-step h3 {
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.95rem;
  margin: 0 auto;
}

/* ---------- TESTIMONIALS ---------- */
.testimonials {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.testimonials::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  top: -80px;
  right: -80px;
}

.testimonials .section-label {
  color: var(--color-accent-light);
}

.testimonials .section-title {
  color: #fff;
}

.testimonials-slider {
  margin-top: var(--space-xl);
  position: relative;
}

.testimonials-track {
  display: flex;
  gap: var(--space-md);
  overflow: hidden;
}

.testimonial-card {
  flex: 0 0 calc(50% - 0.75rem);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-4px);
}

.testimonial-stars {
  color: var(--color-accent-light);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.testimonial-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-md);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-role {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
}

.testimonial-nav {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-top: var(--space-lg);
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.testimonial-dot.active {
  background: var(--color-accent-light);
  width: 28px;
  border-radius: 5px;
}

/* ---------- PREISE / PRICING ---------- */
.pricing {
  background: var(--color-bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.pricing-card {
  position: relative;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-card.featured {
  border: 2px solid var(--color-primary);
  position: relative;
}

.pricing-card.featured::before {
  content: 'Empfohlen';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  padding: 0.3rem 1.2rem;
  border-radius: var(--radius-xl);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-heading);
}

.pricing-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.pricing-card h3 {
  margin-bottom: 0.5rem;
  min-height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pricing-card .price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: var(--space-sm) 0;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.pricing-card .price-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  min-height: 2.5rem;
}

.pricing-features {
  text-align: left;
  margin: var(--space-md) 0 var(--space-xl) 0;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.pricing-features li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--color-bg-white);
}

.faq-list {
  max-width: 800px;
  margin: var(--space-xl) auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  width: 32px;
  height: 32px;
  background: var(--color-bg);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.faq-item.active .faq-icon {
  background: var(--color-primary);
  color: #fff;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-answer-inner {
  padding-bottom: var(--space-md);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
}

/* ---------- KONTAKT / CONTACT ---------- */
.contact {
  background: var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
}

.contact-info-card .info-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary-lightest), rgba(139, 174, 139, 0.3));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-info-card h4 {
  font-size: 1rem;
  margin-bottom: 0.2rem;
}

.contact-info-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-group label {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg-white);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 90, 61, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* ---------- CTA BANNER ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 60%, var(--color-accent) 100%);
  text-align: center;
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  bottom: -100px;
  left: -100px;
}

.cta-banner h2 {
  color: #fff;
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.15rem;
  max-width: 550px;
  margin: 0 auto var(--space-lg);
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .nav-logo {
  color: #fff;
  margin-bottom: var(--space-sm);
}

.footer-brand .nav-logo .logo-icon {
  background: rgba(255, 255, 255, 0.15);
}

.footer-brand p {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 320px;
}

.footer h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-legal {
  display: flex;
  gap: var(--space-md);
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal a:hover {
  color: var(--color-accent-light);
}

/* ---------- SCROLL ANIMATIONS ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: all 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* ---------- UTILITY CLASSES (replace inline styles) ---------- */
.text-center {
  text-align: center;
}

.mb-md {
  margin-bottom: 1.5rem;
}

.subtitle-centered {
  margin: 0 auto;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ---------- BIORESONANZ VISUAL ---------- */
.bioresonanz-visual {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: 20px;
  background: rgba(47, 90, 102, 0.25);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(17, 140, 148, 0.15);
}

.bioresonanz-visual::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 50% 50%, rgba(17, 140, 148, 0.6) 0%, rgba(12, 42, 45, 0.9) 60%);
  z-index: 0;
  animation: slowSpinBg 15s linear infinite;
}

@keyframes slowSpinBg {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.bioresonanz-visual-inner {
  text-align: center;
  color: #fff;
  padding: 2rem;
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bioresonanz-visual-icon {
  margin-bottom: 1.5rem;
  animation: levitateIcon 4s ease-in-out infinite;
}

@keyframes levitateIcon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.bioresonanz-visual-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
}

.bioresonanz-visual-subtitle {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-top: 0.5rem;
  color: #fff;
  line-height: 1.4;
}

.bioresonanz-ring {
  position: absolute;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
  animation: ripple-out 5s cubic-bezier(0.1, 0.7, 0.3, 1) infinite;
  z-index: 2;
}

@keyframes ripple-out {
  0% { width: 0; height: 0; opacity: 1; border-width: 2px; }
  100% { width: 250%; height: 250%; opacity: 0; border-width: 0.5px; }
}

.bioresonanz-ring--md { animation-delay: 0s; }
.bioresonanz-ring--lg { animation-delay: 1.66s; }
.bioresonanz-ring--xl { animation-delay: 3.33s; }

@keyframes pulse-ring {
  0% {
    transform: translate(-50%, -50%) scale(0.95);
    opacity: 0.3;
  }

  50% {
    transform: translate(-50%, -50%) scale(1.05);
    opacity: 1;
  }

  100% {
    transform: translate(-50%, -50%) scale(0.95);
    opacity: 0.3;
  }
}

/* ---------- THERAPEUT SECTION ---------- */
.therapeut-section {
  background: var(--color-bg);
}

.therapeut-image {
  width: 100%;
  border-radius: 20px;
  object-fit: cover;
  aspect-ratio: 4/3;
}

/* ---------- PRICING HINT ---------- */
.pricing-hint {
  text-align: center;
  margin-top: 2.5rem;
}

.pricing-hint p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- CONTACT LINK ---------- */
.contact-info-card a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.contact-info-card a:hover {
  color: var(--color-primary);
}


/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about-visual {
    order: -1;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .process-steps::before {
    display: none;
  }

  .testimonial-card {
    flex: 0 0 100%;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  section {
    padding: var(--space-lg) 0;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 1.2rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .applications-grid {
    grid-template-columns: 1fr 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 1rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .applications-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== LEGAL PAGES / SUBPAGES ========== */
.legal-content {
  padding: var(--space-xl) 0;
  min-height: 40vh;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-primary-lighter);
  font-weight: 600;
  transition: transform var(--transition-fast);
  text-decoration: none;
}
.back-link:hover {
  transform: translateX(-5px);
}
.legal-grid {
  display: grid;
  gap: 20px;
  max-width: 800px;
}
.legal-section {
  padding: 0 !important;
  margin: 0;
}
.legal-section h3 {
  margin-top: 0;
  margin-bottom: 5px;
  color: var(--color-primary);
}
.legal-section p {
  margin: 0 0 10px 0;
}