:root {
  --primary-color: #3B5F78;
  --text-dark: #2c3e50;
  --text-light: #5a6c7d;
  --bg-light: #f8f9fa;
  --border-color: #e1e8ed;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: #ffffff;
}

.header-main {
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.navbar-brand:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.nav-link {
  color: var(--text-dark);
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color 0.3s;
}

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

.main-content {
  margin-top: 76px;
}

.hero-section {
  background: linear-gradient(135deg, var(--bg-light) 0%, #ffffff 100%);
  padding: 4rem 0;
}

.hero-section h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-section p {
  font-size: 1.125rem;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.content-section {
  padding: 3rem 0;
}

.content-section:nth-child(even) {
  background: var(--bg-light);
}

.content-section h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

.content-section h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.content-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  margin: 1.5rem 0;
}

.content-image-float-left {
  float: left;
  margin: 0 2rem 1rem 0;
  max-width: 45%;
}

.content-image-float-right {
  float: right;
  margin: 0 0 1rem 2rem;
  max-width: 45%;
}

.disclaimer-box {
  background: #fff3cd;
  border-left: 4px solid #ffc107;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 4px;
}

.disclaimer-box h3 {
  font-size: 1.25rem;
  margin-top: 0;
  color: #856404;
}

.disclaimer-box p {
  margin-bottom: 0;
  color: #856404;
}

.info-box {
  background: #d1ecf1;
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 4px;
}

.info-box h3 {
  font-size: 1.25rem;
  margin-top: 0;
}

.btn-educational {
  background: var(--primary-color);
  color: #ffffff;
  border: none;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background 0.3s;
}

.btn-educational:hover {
  background: #2d4a5e;
  color: #ffffff;
  text-decoration: none;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.faq-item h3 {
  font-size: 1.125rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

.footer-main {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 3rem 0 1.5rem;
  margin-top: 3rem;
}

.footer-main h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.footer-main a {
  color: #ecf0f1;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-main a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.footer-main ul {
  list-style: none;
  padding: 0;
}

.footer-main ul li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid #34495e;
  padding-top: 1.5rem;
  margin-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
}

.contact-form {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 1rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 95, 120, 0.1);
}

.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #2c3e50;
  color: #ecf0f1;
  padding: 1.5rem;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
  z-index: 9999;
  display: none;
}

.cookie-consent.show {
  display: block;
}

.cookie-consent p {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
}

.cookie-consent .btn {
  margin-right: 0.5rem;
}

@media (max-width: 768px) {
  .hero-section h1 {
    font-size: 2rem;
  }

  .content-section h2 {
    font-size: 1.75rem;
  }

  .content-image-float-left,
  .content-image-float-right {
    float: none;
    max-width: 100%;
    margin: 1.5rem 0;
  }

  .main-content {
    margin-top: 66px;
  }
}

@media (max-width: 576px) {
  .hero-section {
    padding: 2rem 0;
  }

  .hero-section h1 {
    font-size: 1.75rem;
  }

  .content-section {
    padding: 2rem 0;
  }

  .content-section h2 {
    font-size: 1.5rem;
  }
}