body {
  margin: 0;
  font-family: 'Lato', sans-serif;
  background-color: #ffffff;
  color: #222;
}
body.dark {
  background-color: #0f0f0f;
  color: #f5f5f5;
}
.wrapper {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
}
nav {
  background-color: #f5f5f5;
  padding: 1rem;
  text-align: center;
}
nav a {
  color: #2a4d69;
  margin: 0 1rem;
  text-decoration: none;
  font-weight: bold;
}
nav a:hover {
  text-decoration: underline;
}
.theme-toggle {
  position: absolute;
  right: 1rem;
  top: 1rem;
  background: none;
  border: 1px solid #2a4d69;
  color: #2a4d69;
  padding: 0.4rem 0.6rem;
  border-radius: 5px;
  cursor: pointer;
}
footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  background-color: #f5f5f5;
  color: #777;
  margin-top: 3rem;
}

/* Style dla strony głównej (index.html) */
.hero {
  text-align: center;
  padding: 3rem 0;
  background-color: #f5f5f5;
  border-radius: 8px;
  margin-bottom: 2rem;
}
.hero h1 {
  margin-top: 0;
  font-size: 2.5rem;
  color: #2a4d69;
}
.hero p {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 1rem auto;
}
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}
.feature-card {
  padding: 1.5rem;
  border: 1px solid #eee;
  border-radius: 8px;
  transition: all 0.3s ease;
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.feature-card h3 {
  color: #2a4d69;
  margin-top: 0;
}
.cta-button {
  display: inline-block;
  background-color: #2a4d69;
  color: white;
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
  transition: background-color 0.3s;
}
.cta-button:hover {
  background-color: #3e6990;
}
.timeline {
  margin: 3rem 0;
  padding-left: 2rem;
  border-left: 3px solid #2a4d69;
}
.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1rem;
}
.timeline-item:before {
  content: "";
  position: absolute;
  left: -2.35rem;
  top: 0.5rem;
  width: 1rem;
  height: 1rem;
  background-color: #2a4d69;
  border-radius: 50%;
}
.timeline-year {
  font-weight: bold;
  color: #2a4d69;
  margin-bottom: 0.5rem;
}

/* Style dla strony produkty.html */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}
.product-card {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}
.product-card:hover {
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transform: translateY(-5px);
}
.product-card h3 {
  margin-top: 0;
  color: #2a4d69;
}
.product-price {
  font-weight: bold;
  font-size: 1.2rem;
  margin: 1rem 0;
}
.product-btn {
  display: inline-block;
  background-color: #2a4d69;
  color: white;
  padding: 0.6rem 1.2rem;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.3s;
}
.product-btn:hover {
  background-color: #3e6990;
}

/* Style dla strony kontakt.html */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}
.contact-form {
  background-color: #f9f9f9;
  padding: 2rem;
  border-radius: 8px;
}
.form-group {
  margin-bottom: 1.5rem;
}
.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}
.form-group input, 
.form-group textarea {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: 'Lato', sans-serif;
}
.form-group textarea {
  min-height: 150px;
}
.submit-btn {
  background-color: #2a4d69;
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  font-size: 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s;
}
.submit-btn:hover {
  background-color: #3e6990;
}
.contact-info {
  line-height: 1.6;
}
.contact-info h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: #2a4d69;
}
.contact-info a {
  color: #2a4d69;
  text-decoration: none;
}
.contact-info a:hover {
  text-decoration: underline;
}
.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}
.social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: #2a4d69;
  color: white;
  text-align: center;
  line-height: 40px;
  border-radius: 50%;
  transition: background-color 0.3s;
}
.social-links a:hover {
  background-color: #3e6990;
  text-decoration: none;
}

/* Style dla bloków informacyjnych */
.highlight-box {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid #2a4d69;
  border-radius: 8px;
  background-color: #f5f5f5;
}

.highlight-box h3 {
  margin-top: 0;
  color: #2a4d69;
}

.info-box {
  margin-top: 3rem;
  padding: 1.5rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  background-color: #f9f9f9;
}

.info-box h3 {
  margin-top: 0;
}

/* Style dla trybu ciemnego */
body.dark .hero {
  background-color: #1a1a1a;
}
body.dark .hero h1 {
  color: #77a6d6;
}
body.dark .feature-card {
  border-color: #333;
}
body.dark .feature-card h3 {
  color: #77a6d6;
}
body.dark .timeline {
  border-left-color: #3e6990;
}
body.dark .timeline-item:before {
  background-color: #3e6990;
}
body.dark .timeline-year {
  color: #77a6d6;
}
body.dark .cta-button {
  background-color: #3e6990;
}
body.dark .cta-button:hover {
  background-color: #5f8ab9;
}
body.dark .product-card {
  border-color: #333;
  background-color: #1a1a1a;
}
body.dark .product-card h3 {
  color: #77a6d6;
}
body.dark .product-btn {
  background-color: #3e6990;
}
body.dark .product-btn:hover {
  background-color: #5f8ab9;
}
body.dark .contact-form {
  background-color: #1a1a1a;
}
body.dark .form-group input, 
body.dark .form-group textarea {
  background-color: #333;
  border-color: #444;
  color: #f5f5f5;
}
body.dark .contact-info h3 {
  color: #77a6d6;
}
body.dark .contact-info a {
  color: #77a6d6;
}
body.dark .social-links a {
  background-color: #3e6990;
}
body.dark .social-links a:hover {
  background-color: #5f8ab9;
}
body.dark .highlight-box {
  border-color: #3e6990;
  background-color: #1a1a1a;
}
body.dark .highlight-box h3 {
  color: #77a6d6;
}
body.dark .info-box {
  border-color: #333;
  background-color: #1a1a1a;
}

/* Style dla menu i stopki w trybie ciemnym */
body.dark nav {
  background-color: #1a1a1a;
  border-bottom: 1px solid #333;
}

body.dark footer {
  background-color: #1a1a1a;
  color: #aaa;
  border-top: 1px solid #333;
}

/* Media queries */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }
  .contact-container {
    grid-template-columns: 1fr;
  }
}

/* Styl dla linków */
a {
  color: #2a4d69;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Styl dla linków w trybie ciemnym */
body.dark a {
  color: #77a6d6;
}