/* ==========================================================================
   MÄNNERRATGEBER - FUTURISTIC RED/BLUE/WHITE THEME
   Google Ads & DSGVO Compliant CSS Architecture
   ========================================================================== */

:root {
  /* Color Palette - Futuristic Red / Cyan-Blue / Dark & White */
  --bg-dark: #090C15;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-border: rgba(0, 240, 255, 0.15);
  --bg-card-hover: rgba(26, 35, 54, 0.85);

  --neon-red: #FF2A54;
  --neon-red-glow: rgba(255, 42, 84, 0.35);
  --neon-blue: #00F0FF;
  --neon-blue-glow: rgba(0, 240, 255, 0.35);
  --deep-blue: #0055FF;
  
  --text-main: #F5F7FA;
  --text-muted: #94A3B8;
  --text-bright: #FFFFFF;

  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --border-radius-full: 9999px;

  --transition-fast: 0.25s ease;
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Orbitron', 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: 
    radial-gradient(circle at 10% 20%, rgba(255, 42, 84, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    linear-gradient(180deg, #06080F 0%, #090C15 100%);
  background-attachment: fixed;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-bright);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.25rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

p strong {
  color: var(--text-main);
}

a {
  color: var(--neon-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #66F6FF;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4.5rem 0;
  position: relative;
}

/* Futuristic Header & Navbar */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 12, 21, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--bg-card-border);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-bright);
  letter-spacing: -0.5px;
}

.logo-badge {
  background: linear-gradient(135deg, var(--neon-red), var(--deep-blue));
  color: #fff;
  padding: 0.3rem 0.6rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 0 12px var(--neon-red-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-red), var(--neon-blue));
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-btn {
  background: linear-gradient(135deg, var(--neon-red) 0%, #D00030 100%);
  color: #FFFFFF !important;
  padding: 0.7rem 1.4rem;
  border-radius: var(--border-radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 0 15px var(--neon-red-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(255, 42, 84, 0.6);
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
  opacity: 0.4;
}

.glass-card:hover {
  border-color: rgba(0, 240, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 240, 255, 0.15);
}

/* Hero Section */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--border-radius-full);
  color: var(--neon-blue);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.text-gradient-red {
  background: linear-gradient(135deg, #FF5577 0%, var(--neon-red) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-blue {
  background: linear-gradient(135deg, var(--neon-blue) 0%, #3B82F6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  padding: 8px;
  background: linear-gradient(135deg, var(--neon-red), var(--deep-blue));
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.2);
}

.hero-image {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: top center;
  border-radius: calc(var(--border-radius-lg) - 6px);
  display: block;
}

.hero-badge-overlay {
  position: absolute;
  bottom: -20px;
  left: 20px;
  right: 20px;
  background: rgba(15, 22, 36, 0.95);
  border: 1px solid rgba(0, 240, 255, 0.3);
  backdrop-filter: blur(16px);
  padding: 1.2rem;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-badge-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 42, 84, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-red);
  font-size: 1.4rem;
  flex-shrink: 0;
}

/* Certificates & Trust Section */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.cert-card {
  text-align: center;
  padding: 1.5rem 1rem;
  background: rgba(18, 24, 38, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.cert-card:hover {
  border-color: var(--neon-blue);
  background: rgba(0, 240, 255, 0.05);
}

.cert-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 0.75rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(255, 42, 84, 0.1));
  border-radius: 50%;
  border: 1px solid rgba(0, 240, 255, 0.2);
  color: var(--neon-blue);
}

.cert-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.25rem;
}

.cert-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Interactive Vitality Calculator */
.calc-box {
  background: linear-gradient(135deg, rgba(18, 24, 38, 0.9) 0%, rgba(10, 15, 26, 0.95) 100%);
  border: 1px solid rgba(0, 240, 255, 0.25);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
}

.calc-step {
  display: none;
}

.calc-step.active {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

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

.calc-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.calc-btn-opt {
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-md);
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calc-btn-opt:hover, .calc-btn-opt.selected {
  border-color: var(--neon-blue);
  background: rgba(0, 240, 255, 0.12);
  color: var(--text-bright);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.2);
}

.progress-bar-container {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  margin-bottom: 2rem;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 25%;
  background: linear-gradient(90deg, var(--neon-red), var(--neon-blue));
  transition: width 0.3s ease;
}

/* Article Grid & Cards */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.article-card-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--neon-red);
  margin-bottom: 0.5rem;
}

.article-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.75rem;
}

.article-card-title a {
  color: var(--text-bright);
}

.article-card-title a:hover {
  color: var(--neon-blue);
}

/* Product & Offer Showcase */
.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: center;
}

.product-img-box {
  position: relative;
  text-align: center;
  padding: 2rem;
  background: radial-gradient(circle at center, rgba(0, 240, 255, 0.15) 0%, transparent 70%);
}

.product-img {
  max-width: 100%;
  max-height: 450px;
  border-radius: var(--border-radius-md);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Lead Form Styling (ONLY on produkt.html) */
.form-container {
  background: linear-gradient(135deg, rgba(20, 28, 45, 0.95), rgba(12, 16, 26, 0.95));
  border: 2px solid var(--neon-red);
  box-shadow: 0 0 35px var(--neon-red-glow);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.9rem 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--border-radius-sm);
  color: #FFFFFF;
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--neon-blue);
  background: rgba(0, 240, 255, 0.05);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.25);
}

.form-submit-btn {
  width: 100%;
  padding: 1.1rem 2rem;
  background: linear-gradient(135deg, var(--neon-red) 0%, #C00028 100%);
  color: #FFFFFF;
  border: none;
  border-radius: var(--border-radius-full);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  box-shadow: 0 0 25px var(--neon-red-glow);
  transition: all var(--transition-fast);
}

.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(255, 42, 84, 0.8);
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  max-width: 440px;
  background: rgba(12, 16, 26, 0.95);
  border: 1px solid var(--neon-blue);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 240, 255, 0.2);
  backdrop-filter: blur(16px);
  padding: 1.5rem;
  border-radius: var(--border-radius-md);
  z-index: 9999;
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUp 0.4s ease forwards;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.btn-cookie-accept {
  padding: 0.5rem 1rem;
  background: var(--neon-blue);
  color: #000000;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
}

.btn-cookie-decline {
  padding: 0.5rem 1rem;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
}

/* Footer */
.footer {
  background: #05070C;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3.5rem 0 2rem 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-disclaimer {
  font-size: 0.8rem;
  color: #64748B;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.5rem;
  margin-top: 2rem;
  line-height: 1.5;
}

/* Responsive Rules */
@media (max-width: 992px) {
  .hero-grid, .product-showcase {
    grid-template-columns: 1fr;
  }
  .hero-image-wrapper {
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* Can be toggled if needed */
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}