/* ========================================
   Bernina Express Guide - Main Stylesheet
   ======================================== */

/* CSS Variables */
:root {
  --primary-color: #c41e3a;
  --primary-dark: #9a1830;
  --secondary-color: #1a365d;
  --accent-color: #f5a623;
  --text-color: #333333;
  --text-light: #666666;
  --background-light: #f8f9fa;
  --background-white: #ffffff;
  --border-color: #e0e0e0;
  --success-color: #28a745;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --header-height: 80px;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.7;
  color: var(--text-color);
  background-color: var(--background-white);
}

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

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

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

ul, ol {
  list-style-position: inside;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--background-white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--secondary-color);
}

.logo img {
  height: 50px;
  width: auto;
}

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

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 25px;
}

.nav-menu a {
  color: var(--text-color);
  font-weight: 500;
  padding: 8px 0;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: var(--transition);
}

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

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--primary-color);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 10px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-color);
  border-radius: 2px;
  transition: var(--transition);
}

/* Language Selector */
.language-selector {
  position: relative;
}

.language-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--background-white);
  cursor: pointer;
  font-size: 0.9rem;
}

.language-btn:hover {
  border-color: var(--primary-color);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--background-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 180px;
  max-height: 300px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 100;
}

.language-selector:hover .language-dropdown,
.language-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(5px);
}

.language-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  color: var(--text-color);
}

.language-dropdown a:hover {
  background: var(--background-light);
  color: var(--primary-color);
}

.language-dropdown a.active {
  background: var(--primary-color);
  color: white;
}

/* CTA Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
}

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

.btn-secondary {
  background: var(--secondary-color);
  color: white;
}

.btn-secondary:hover {
  background: #0f2440;
  color: white;
}

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

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

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background: linear-gradient(135deg, var(--secondary-color) 0%, #2d4a6f 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  color: white;
}

.hero h1 {
  font-size: 3rem;
  color: white;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  color: var(--accent-color);
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.hero-widget {
  position: relative;
  z-index: 2;
  background: white;
  padding: 25px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
}

.hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-light);
  font-size: 1.1rem;
}

/* Cards */
.card {
  background: var(--background-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.card-image {
  height: 200px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: 25px;
}

.card-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card-content p {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 30px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Quick Summary Table */
.summary-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  background: var(--background-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.summary-table th,
.summary-table td {
  padding: 15px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.summary-table th {
  background: var(--secondary-color);
  color: white;
  font-weight: 600;
}

.summary-table tr:last-child td {
  border-bottom: none;
}

.summary-table tr:hover td {
  background: var(--background-light);
}

/* Price Box */
.price-box {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  text-align: center;
}

.price-box .price {
  font-size: 3rem;
  font-weight: 700;
}

.price-box .price-label {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
}

.comparison-table th,
.comparison-table td {
  padding: 15px;
  border: 1px solid var(--border-color);
  text-align: center;
}

.comparison-table th {
  background: var(--secondary-color);
  color: white;
}

.comparison-table .feature-name {
  text-align: left;
  font-weight: 600;
}

.comparison-table .check {
  color: var(--success-color);
  font-size: 1.2rem;
}

.comparison-table .cross {
  color: var(--text-light);
}

/* Info Box */
.info-box {
  background: var(--background-light);
  border-left: 4px solid var(--primary-color);
  padding: 20px 25px;
  margin: 20px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.info-box.tip {
  border-left-color: var(--success-color);
  background: #f0fff4;
}

.info-box.warning {
  border-left-color: var(--accent-color);
  background: #fffbeb;
}

.info-box h4 {
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-color);
}

.timeline-item {
  position: relative;
  padding-bottom: 30px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 5px;
  width: 15px;
  height: 15px;
  background: var(--primary-color);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: var(--shadow-sm);
}

.timeline-time {
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 5px;
}

/* Features List */
.features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.feature-item {
  display: flex;
  gap: 15px;
  padding: 20px;
  background: var(--background-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.feature-content h4 {
  margin-bottom: 5px;
  font-size: 1.1rem;
}

.feature-content p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

/* FAQ Accordion */
.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 15px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px;
  background: var(--background-white);
  border: none;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--background-light);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: var(--transition);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
  padding: 0 20px 20px;
  max-height: 500px;
}

/* Footer */
.footer {
  background: var(--secondary-color);
  color: white;
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-about p {
  opacity: 0.8;
  margin-top: 15px;
  font-size: 0.95rem;
}

.footer h4 {
  color: white;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom p {
  margin: 0;
  opacity: 0.7;
  font-size: 0.9rem;
}

/* Disclaimer */
.disclaimer {
  background: #2d3748;
  color: rgba(255,255,255,0.9);
  padding: 20px;
  border-radius: var(--radius-md);
  margin-top: 30px;
  font-size: 0.85rem;
  line-height: 1.6;
}

.disclaimer strong {
  color: var(--accent-color);
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 15px 0;
  background: var(--background-light);
  font-size: 0.9rem;
}

.breadcrumbs ul {
  display: flex;
  list-style: none;
  gap: 10px;
}

.breadcrumbs li::after {
  content: '/';
  margin-left: 10px;
  color: var(--text-light);
}

.breadcrumbs li:last-child::after {
  display: none;
}

.breadcrumbs a {
  color: var(--text-light);
}

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

/* Article Content */
.article-content {
  max-width: 800px;
  margin: 0 auto;
}

.article-content h2 {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.article-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.article-content ul,
.article-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.article-content li {
  margin-bottom: 0.5rem;
}

/* Widget Container */
.widget-container {
  background: var(--background-light);
  padding: 25px;
  border-radius: var(--radius-lg);
  margin: 30px 0;
}

.widget-container h3 {
  text-align: center;
  margin-bottom: 20px;
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* Image Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  margin: 30px 0;
}

.gallery img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.gallery img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--background-white);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-menu li {
    border-bottom: 1px solid var(--border-color);
  }
  
  .nav-menu a {
    display: block;
    padding: 15px 0;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-widget {
    max-width: 100%;
    width: 100%;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .section {
    padding: 50px 0;
  }
  
  .comparison-table {
    font-size: 0.85rem;
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: 10px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero {
    min-height: 100vh;
  }
  
  .btn {
    width: 100%;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .summary-table th,
  .summary-table td {
    padding: 10px 12px;
    font-size: 0.9rem;
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .back-to-top,
  .widget-container {
    display: none;
  }
  
  .hero {
    min-height: auto;
    padding: 20px 0;
  }
  
  body {
    font-size: 12pt;
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.py-1 { padding-top: 1rem; padding-bottom: 1rem; }
.py-2 { padding-top: 2rem; padding-bottom: 2rem; }
.hidden { display: none; }
.visible { display: block; }