:root {
  /* Colors using HSL format */
  --primary: 210 100% 50%; /* #0080FF */
  --primary-dark: 210 100% 40%; /* #0066CC */
  --secondary: 220 13% 18%; /* #2A2F3A */
  --accent: 45 100% 51%; /* #FFC107 */
  --background: 210 11% 98%; /* #F5F7FA */
  --surface: 0 0% 100%; /* #FFFFFF */
  --text-primary: 220 13% 18%; /* #2A2F3A */
  --text-secondary: 220 9% 46%; /* #6B7280 */
  --text-light: 220 14% 96%; /* #F1F5F9 */
  --border: 220 13% 91%; /* #E2E8F0 */
  --border-light: 220 13% 95%; /* #F1F5F9 */
  --success: 142 71% 45%; /* #10B981 */
  --warning: 38 92% 50%; /* #F59E0B */
  --error: 0 84% 60%; /* #EF4444 */

  /* Typography */
  --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: hsl(var(--text-primary));
  background-color: hsl(var(--background));
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: hsl(var(--text-secondary));
}

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

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

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

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

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

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

.btn-secondary:hover {
  background: hsl(var(--text-primary));
  color: white;
}

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

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

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

.navbar {
  padding: var(--spacing-md) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: hsl(var(--primary));
}

.logo i {
  font-size: 2rem;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
}

.nav-link {
  font-weight: var(--font-weight-medium);
  color: hsl(var(--text-primary));
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: hsl(var(--primary));
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: hsl(var(--text-primary));
  transition: 0.3s;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, hsl(var(--primary) / 0.1) 0%, hsl(var(--background)) 100%);
  padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl) 0;
  margin-top: 0;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  color: hsl(var(--text-primary));
  margin-bottom: var(--spacing-lg);
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xl);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-lg);
}

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

.hero-image i {
  font-size: 15rem;
  color: hsl(var(--primary) / 0.3);
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.section-header p {
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Sections */
section {
  padding: var(--spacing-3xl) 0;
}

.about {
  background: hsl(var(--surface));
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.about-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.about-item i {
  font-size: 3rem;
  color: hsl(var(--primary));
  margin-bottom: var(--spacing-lg);
}

.about-item h3 {
  margin-bottom: var(--spacing-md);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  background: hsl(var(--surface));
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-card i {
  font-size: 3rem;
  color: hsl(var(--primary));
  margin-bottom: var(--spacing-lg);
}

.service-card h3 {
  margin-bottom: var(--spacing-md);
}

.service-card p {
  margin-bottom: var(--spacing-lg);
}

.service-card ul {
  list-style: none;
}

.service-card li {
  padding: var(--spacing-sm) 0;
  color: hsl(var(--text-secondary));
  position: relative;
  padding-left: var(--spacing-lg);
}

.service-card li::before {
  content: "✓";
  color: hsl(var(--success));
  font-weight: bold;
  position: absolute;
  left: 0;
}

/* Reviews */
.reviews {
  background: hsl(var(--surface));
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.review-card {
  background: hsl(var(--background));
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.review-stars {
  color: hsl(var(--accent));
  margin-bottom: var(--spacing-md);
}

.review-card p {
  font-style: italic;
  margin-bottom: var(--spacing-lg);
}

.review-author strong {
  color: hsl(var(--text-primary));
  display: block;
}

.review-author span {
  color: hsl(var(--text-secondary));
  font-size: 0.9rem;
}

/* Newsletter */
.newsletter {
  background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary-dark)) 100%);
  color: white;
}

.newsletter-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.newsletter h2,
.newsletter p {
  color: white;
}

.newsletter-form {
  margin-top: var(--spacing-xl);
}

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

.newsletter-form .form-group {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: var(--spacing-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  text-align: left;
}

.checkbox-label input[type="checkbox"] {
  margin-top: 2px;
}

.checkbox-label a {
  color: white;
  text-decoration: underline;
}

/* Contact */
.contact {
  background: hsl(var(--surface));
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-item {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-item i {
  font-size: 1.5rem;
  color: hsl(var(--primary));
  margin-top: var(--spacing-xs);
}

.contact-item h3 {
  margin-bottom: var(--spacing-sm);
}

.contact-form {
  background: hsl(var(--background));
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

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

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

/* Footer */
.footer {
  background: hsl(var(--secondary));
  color: hsl(var(--text-light));
  padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
}

.footer-logo i {
  font-size: 2rem;
  color: hsl(var(--primary));
}

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

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: hsl(var(--text-light) / 0.8);
  transition: color 0.3s ease;
}

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

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: hsl(var(--primary));
  color: white;
  border-radius: 50%;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.social-links a:hover {
  transform: translateY(-2px);
  background: hsl(var(--primary-dark));
}

.footer-bottom {
  border-top: 1px solid hsl(var(--text-light) / 0.2);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-legal a {
  color: hsl(var(--text-light) / 0.8);
  font-size: 0.9rem;
}

/* Cookie Management */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: hsl(var(--surface));
  border-top: 1px solid hsl(var(--border));
  box-shadow: var(--shadow-lg);
  z-index: 1001;
  padding: var(--spacing-lg);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-xl);
}

.cookie-text h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.cookie-text p {
  margin: 0;
  font-size: 0.9rem;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.cookie-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1002;
  padding: var(--spacing-lg);
}

.cookie-modal-content {
  background: hsl(var(--surface));
  max-width: 500px;
  margin: 10% auto;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.cookie-category {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-lg);
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius-md);
}

.cookie-category label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}

.cookie-category p {
  margin-top: var(--spacing-sm);
  margin-bottom: 0;
  font-size: 0.9rem;
  color: hsl(var(--text-secondary));
}

.cookie-modal-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
  margin-top: var(--spacing-xl);
}

/* Hidden class for cookie banner */
.cookie-banner.hidden {
  display: none;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .hamburger {
    display: flex;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: hsl(var(--surface));
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    display: flex;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-image i {
    font-size: 8rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .newsletter-form .form-group {
    flex-direction: column;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .cookie-buttons {
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-legal {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }

  .hero-image i {
    font-size: 6rem;
  }

  .about-item,
  .service-card,
  .review-card {
    padding: var(--spacing-lg);
  }

  .newsletter-content,
  .contact-form {
    padding: var(--spacing-lg);
  }
}