:root {
  --primary-color: #00897b;
  --secondary-color: #b2dfdb;
  --accent-color: #fbc02d;
  --text-dark: #212121;
  --text-light: #757575;
  --text-white: #ffffff;
  --bg-light: #fafafa;
  --bg-white: #ffffff;
  --border-light: #e0e0e0;
  --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.2);
  --border-radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, sans-serif;
  --max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

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

button {
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  min-height: 44px;
}

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

.btn-primary:hover {
  background-color: #00695c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
  background-color: #80cbc4;
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--text-white);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 1.1rem;
}

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

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Cookie Consent */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--text-dark);
  color: var(--text-white);
  padding: var(--spacing-md);
  z-index: 1000;
  transform: translateY(100%);
  transition: var(--transition);
}

.cookie-consent.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-md);
}

.cookie-content p {
  flex: 1;
  min-width: 250px;
}

.cookie-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.cookie-link {
  color: var(--accent-color);
  text-decoration: underline;
}

/* Header */
.header {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--primary-color);
}

.logo img {
  border-radius: var(--border-radius);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  padding: var(--spacing-xs);
}

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

/* Hero Section */
.hero {
  background: linear-gradient(
    135deg,
    var(--secondary-color) 0%,
    var(--bg-white) 100%
  );
  padding: var(--spacing-xxl) 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-heavy);
  transform: rotate(2deg);
  transition: var(--transition);
}

.hero-img:hover {
  transform: rotate(0deg) scale(1.05);
}

/* About Section */
.about {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

.about-content h3 {
  font-size: 2rem;
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

.about-content p {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.about-list {
  list-style: none;
}

.about-list li {
  padding: var(--spacing-xs) 0;
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  padding-left: var(--spacing-lg);
}

.about-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 1.2rem;
}

.about-img {
  width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-medium);
}

/* Screenshots Section */
.screenshots {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-light);
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.screenshot-card {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
}

.screenshot-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-heavy);
}

.screenshot-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.screenshot-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--text-white);
  padding: var(--spacing-lg);
  transform: translateY(100%);
  transition: var(--transition);
}

.screenshot-card:hover .screenshot-overlay {
  transform: translateY(0);
}

.screenshot-overlay h4 {
  font-size: 1.3rem;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
}

/* Features Section */
.features {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-white);
}

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

.feature-card {
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
  border-color: var(--primary-color);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.feature-card h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.6;
}

/* FAQ Section */
.faq {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-light);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-white);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-light);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--spacing-lg);
  background: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

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

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: var(--transition);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-answer p {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--text-light);
  line-height: 1.6;
}

/* Trust Section */
.trust {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-white);
}

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

.trust-card {
  background-color: var(--bg-light);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--primary-color);
}

.trust-card h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.trust-card p {
  color: var(--text-light);
  line-height: 1.6;
}

/* Contact Section */
.contact {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  margin-bottom: var(--spacing-xxl);
}

.contact-info h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-lg);
  font-weight: 600;
}

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

.contact-item strong {
  color: var(--text-dark);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.contact-item a {
  color: var(--primary-color);
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-form {
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
}

.contact-form h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-lg);
  font-weight: 600;
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--border-light);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 137, 123, 0.1);
}

/* Checkbox Styles */
.checkbox-container {
  position: relative;
  padding-left: 35px;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
}

.checkbox-container input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 2px;
  left: 0;
  height: 20px;
  width: 20px;
  background-color: var(--bg-white);
  border: 2px solid var(--border-light);
  border-radius: 4px;
  transition: var(--transition);
  flex-shrink: 0;
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--primary-color);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 6px;
  top: 2px;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container a {
  color: var(--primary-color);
  text-decoration: none;
}

.checkbox-container a:hover {
  text-decoration: underline;
}

.newsletter {
  text-align: center;
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
}

.newsletter h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.newsletter p {
  color: var(--text-light);
  margin-bottom: var(--spacing-lg);
}

/* Footer */
.footer {
  background-color: var(--text-dark);
  color: var(--text-white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 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 h4 {
  color: var(--text-white);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.footer-section p {
  color: #bdbdbd;
  line-height: 1.6;
}

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

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

.footer-links a {
  color: #bdbdbd;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid #424242;
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer-bottom p {
  color: #bdbdbd;
}

/* Legal Pages */
.legal-content {
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  margin: var(--spacing-xl) 0;
}

.legal-content h1 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
}

.legal-content h2 {
  color: var(--text-dark);
  margin: var(--spacing-lg) 0 var(--spacing-md);
  font-weight: 600;
}

.legal-content h3 {
  color: var(--text-dark);
  margin: var(--spacing-md) 0 var(--spacing-sm);
  font-weight: 600;
}

.legal-content p {
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.legal-content ul {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.legal-content li {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: var(--spacing-xs);
}

.legal-content a {
  color: var(--primary-color);
}

.legal-content a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 984px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--bg-white);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: var(--spacing-xl);
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .hero-actions {
    justify-content: center;
  }

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

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

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

  .cookie-actions {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-large {
    width: 100%;
    max-width: 300px;
  }

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

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

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus States */
button:focus,
a:focus,
input:focus,
textarea:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.5);
  }
}