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

:root {
  --navy: #334155;
  --sky: #0EA5E9;
  --pearl: #E5E7EB;
  --white: #FFFFFF;
  --dark: #1E293B;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --error: #DC2626;
  --success: #10B981;

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

  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--sky) 0%, var(--navy) 50%, var(--pearl) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

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

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

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  transition: color var(--transition);
}

.logo:hover {
  color: var(--sky);
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav a,
.nav-link-button {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-family: inherit;
  padding: 0;
}

.nav a:hover,
.nav-link-button:hover {
  color: var(--sky);
}

.nav a:focus,
.nav-link-button:focus {
  outline: 2px solid var(--sky);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Hero Section */
.hero {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.9);
  padding: var(--spacing-xl);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--navy);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  font-weight: 700;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--sky);
  color: var(--white);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all var(--transition);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.cta-button:hover {
  background: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.cta-button:focus {
  outline: 3px solid var(--sky);
  outline-offset: 4px;
}

/* About Section */
.about {
  padding: var(--spacing-2xl) 0;
  background: rgba(255, 255, 255, 0.95);
}

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

.about-text h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--navy);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.about-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.about-image img {
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  width: 100%;
  object-fit: cover;
  max-height: 400px;
}

/* Contact Section */
.contact {
  padding: var(--spacing-2xl) 0;
  background: rgba(255, 255, 255, 0.9);
}

.contact-content {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.contact h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--navy);
  margin-bottom: var(--spacing-sm);
  text-align: center;
  line-height: 1.2;
}

.contact > p {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
}

/* Form Styles */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.form-group label span {
  color: var(--error);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.875rem;
  border: 2px solid var(--pearl);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition);
  background: var(--white);
  color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--error);
}

.error-message {
  color: var(--error);
  font-size: 0.875rem;
  display: none;
}

.error-message.visible {
  display: block;
}

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

.submit-button {
  padding: 1rem 2rem;
  background: var(--sky);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
  margin-top: var(--spacing-sm);
}

.submit-button:hover {
  background: var(--navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.submit-button:focus {
  outline: 3px solid var(--sky);
  outline-offset: 4px;
}

.submit-button:disabled {
  background: var(--pearl);
  color: var(--text-secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Footer */
.footer {
  background: rgba(30, 41, 59, 0.95);
  color: var(--pearl);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
}

.footer-info p {
  margin-bottom: var(--spacing-xs);
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--pearl);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  text-decoration: underline;
  transition: color var(--transition);
  font-family: inherit;
  padding: 0;
}

.footer-link:hover {
  color: var(--sky);
}

.footer-link:focus {
  outline: 2px solid var(--sky);
  outline-offset: 4px;
  border-radius: 2px;
}

.footer-contact a {
  color: var(--sky);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-contact a:hover {
  color: var(--white);
}

.footer-contact a:focus {
  outline: 2px solid var(--sky);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-md);
  z-index: 2000;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.cookie-banner h3 {
  color: var(--navy);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

.cookie-banner p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.text-link {
  background: none;
  border: none;
  color: var(--sky);
  cursor: pointer;
  text-decoration: underline;
  font-size: inherit;
  font-family: inherit;
  padding: 0;
  transition: color var(--transition);
}

.text-link:hover {
  color: var(--navy);
}

.text-link:focus {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
  border-radius: 2px;
}

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

.cookie-accept,
.cookie-decline {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  font-size: 0.95rem;
}

.cookie-accept {
  background: var(--sky);
  color: var(--white);
}

.cookie-accept:hover {
  background: var(--navy);
}

.cookie-accept:focus {
  outline: 3px solid var(--sky);
  outline-offset: 2px;
}

.cookie-decline {
  background: var(--pearl);
  color: var(--text-primary);
}

.cookie-decline:hover {
  background: var(--navy);
  color: var(--white);
}

.cookie-decline:focus {
  outline: 3px solid var(--navy);
  outline-offset: 2px;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 3000;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-content {
  background: var(--white);
  border-radius: 12px;
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.3s ease;
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 2px solid var(--pearl);
}

.modal-header h2 {
  color: var(--navy);
  font-size: 1.75rem;
  line-height: 1.2;
}

.modal-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all var(--transition);
  line-height: 1;
  padding: 0;
}

.modal-close:hover {
  background: var(--pearl);
  color: var(--navy);
}

.modal-close:focus {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
}

.modal-body {
  padding: var(--spacing-lg);
  overflow-y: auto;
  line-height: 1.5;
}

.modal-body h3 {
  color: var(--navy);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.modal-body p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
}

.modal-body ul {
  margin: var(--spacing-sm) 0 var(--spacing-md) var(--spacing-lg);
  color: var(--text-secondary);
}

.modal-body li {
  margin-bottom: var(--spacing-xs);
}

.modal-body a {
  color: var(--sky);
  text-decoration: none;
  transition: color var(--transition);
}

.modal-body a:hover {
  color: var(--navy);
  text-decoration: underline;
}

.modal-body a:focus {
  outline: 2px solid var(--sky);
  outline-offset: 2px;
  border-radius: 2px;
}

.modal-body strong {
  color: var(--text-primary);
}

.modal-body code {
  background: var(--pearl);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
}

/* Fade-in Animation */
.fade-in {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
  }

  .cookie-banner-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .cookie-banner-actions {
    flex-shrink: 0;
  }

  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 767px) {
  .nav {
    gap: var(--spacing-sm);
    font-size: 0.9rem;
  }

  .hero {
    padding: var(--spacing-xl) 0;
  }

  .hero-content {
    padding: var(--spacing-lg);
  }

  .about,
  .contact {
    padding: var(--spacing-xl) 0;
  }

  .contact-content {
    padding: var(--spacing-md);
  }

  .modal-content {
    margin: var(--spacing-md) 0;
  }

  .modal-header,
  .modal-body {
    padding: var(--spacing-md);
  }
}