/* ===================================
   Schlüsseldienst Essen - Main CSS
   Klassisch Modern Design
   =================================== */

/* === CSS Variables & Design System === */
:root {
  /* Farben */
  /* Primär: gedecktes Rot (pastell), Akzent sanft */
  --primary-blue: #c84c4c;            /* gedecktes Rot */
  --primary-blue-dark: #a83e3e;       /* etwas dunkler */
  --secondary-orange: #c84c4c;        /* CTA-Rot */
  --secondary-orange-dark: #c84c4c;   /* Einheitlich CTA-Rot */
  --background-white: #ffffff;        /* Weiß */
  --background-light: #f5f6f8;        /* Hellgrau */
  /* Hero-Gradient (sehr dezent) */
  --hero-grad-start: #feecec;         /* ganz helles Rot */
  --hero-grad-end: #fbd5d5;           /* zartes Rot */
  --text-dark: #1f2937;
  --text-gray: #6b7280;
  --border-gray: #e5e7eb;
  --success-green: #10b981;
  --error-red: #ef4444;
  
  /* Typografie */
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Container */
  --container-max-width: 1200px;
  --container-padding: 1rem;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--background-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-gray);
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--primary-blue-dark);
}

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

/* === Header === */
.header {
  background-color: var(--background-white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.header-top {
  background-color: var(--secondary-orange-dark);
  padding: var(--spacing-xs) 0;
  color: #ffffff;
  text-align: center;
  font-size: 0.9rem;
}

.header-top a {
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
}

.header-main {
  padding: var(--spacing-sm) 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  font-family: var(--font-heading);
  display: flex;
  align-items: center;
}

.logo img {
  height: 72px;
  width: auto;
  display: block;
}

@media (min-width: 992px) {
  .logo img {
    height: 92px;
  }
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-menu a {
  color: var(--text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.nav-menu a:hover {
  background-color: var(--background-light);
  color: var(--primary-blue);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-dark);
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-family: var(--font-body);
  font-size: 1rem;
  text-decoration: none;
}

/* Schwarze Telefon-Icons in Buttons */
.btn .emoji-phone {
  display: inline-block;
  /* Weißes Telefon-Icon auf CTA-Buttons */
  filter: grayscale(1) brightness(1000%);
  margin-right: 0.5rem;
}

.btn-primary {
  background-color: var(--secondary-orange-dark);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--secondary-orange-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--secondary-orange-dark);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background-color: var(--secondary-orange-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background-color: var(--secondary-orange-dark);
  color: white;
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

/* === Emergency Call Button (Floating) === */
.emergency-call {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  animation: pulse 2s infinite;
}

.emergency-call .btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow-xl);
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* === Hero Section === */
.hero {
  /* Nur Foto, kein farbiger Overlay */
  background: url('https://rrkg24.de/fotos/Limbecker-Partnertextbild-scaled.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  padding: var(--spacing-2xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="120" height="120" xmlns="http://www.w3.org/2000/svg"><circle cx="60" cy="60" r="1.5" fill="rgba(255,255,255,0.25)"/></svg>');
  opacity: 0.25;
}

.hero-content {
  position: relative;
  z-index: 1;
  /* Blur-Box: bedeckt nur den Textbereich */
  background: rgba(255, 255, 255, 0.22);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-lg);
  max-width: 720px;
  margin: 0 auto;
  color: #111111;
}

.hero h1 {
  color: #ffffff;
  text-shadow: 0 8px 28px rgba(0,0,0,1), 0 4px 8px rgba(0,0,0,0.98);
  -webkit-text-stroke: 0.6px rgba(0,0,0,0.7);
  margin-bottom: var(--spacing-md);
}

.hero p {
  color: #ffffff;
  text-shadow: 0 8px 28px rgba(0,0,0,1), 0 4px 8px rgba(0,0,0,0.98);
  -webkit-text-stroke: 0.4px rgba(0,0,0,0.6);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  font-weight: 700; /* visuell fett ohne <strong> */
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-md);
}

.badge {
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: #ffffff;
  text-shadow: 0 8px 28px rgba(0,0,0,1), 0 4px 8px rgba(0,0,0,0.98);
  -webkit-text-stroke: 0.4px rgba(0,0,0,0.55);
  font-weight: 700; /* visuell fett ohne <strong> */
}

/* === Section === */
.section {
  padding: var(--spacing-2xl) 0;
}

.section-alt {
  background-color: var(--background-light);
}

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

.section-subtitle {
  color: var(--secondary-orange);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-xs);
}

/* === Services Grid === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.service-card {
  background-color: var(--background-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--secondary-orange);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--secondary-orange);
}

.service-card h3 {
  color: var(--primary-blue);
  margin-bottom: var(--spacing-sm);
}

/* === Pricing === */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.price-card {
  background-color: var(--background-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  border: 2px solid var(--border-gray);
  transition: all 0.3s ease;
}

.price-card.featured {
  border-color: var(--secondary-orange);
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.price-amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--secondary-orange-dark);
  margin: var(--spacing-sm) 0;
}

.price-features {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.price-features li {
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--border-gray);
}

.price-features li:last-child {
  border-bottom: none;
}

/* === Cities Grid === */
.cities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.city-card {
  background-color: var(--background-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-gray);
}

.city-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--primary-blue);
}

.city-card a,
.city-card span {
  display: block;
  color: var(--text-dark);
  font-weight: 600;
}

/* === Features Grid === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.feature-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.feature-icon {
  font-size: 2rem;
  color: var(--secondary-orange);
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

/* === Contact Form === */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--background-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--border-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-blue);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* === Footer === */
.footer {
  background-color: var(--primary-blue);
  color: white;
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
}

.footer-section a:hover {
  color: white;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

/* === Breadcrumbs === */
.breadcrumbs {
  padding: var(--spacing-md) 0;
  background-color: var(--background-light);
}

.breadcrumbs-list {
  list-style: none;
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.breadcrumbs-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.breadcrumbs-list li:not(:last-child)::after {
  content: '›';
  color: var(--text-gray);
}

/* === Utility Classes === */
.text-center {
  text-align: center;
}

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

.text-secondary {
  color: var(--secondary-orange);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }