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

:root {
  --primary-color: #483D8B;
  --primary-light: #6B5BA0;
  --primary-lightest: #8B7BB8;
  --neutral-dark: #1A1A1A;
  --neutral-gray: #505050;
  --neutral-light: #E8E8E8;
  --neutral-bg: #F9F9F9;
  --white: #FFFFFF;
  --border-radius: 8px;
  --shadow-sm: 0 2px 8px rgba(72, 61, 139, 0.08);
  --shadow-md: 0 4px 12px rgba(72, 61, 139, 0.12);
  --transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--neutral-dark);
  background-color: var(--white);
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  border-bottom: 1px solid var(--neutral-light);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.5rem;
  transition: var(--transition);
}

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

nav {
  display: none;
}

nav.active {
  display: flex;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav a {
  text-decoration: none;
  color: var(--neutral-dark);
  font-weight: 500;
  transition: var(--transition);
  font-size: 0.95rem;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
  transition: var(--transition);
}

@media (max-width: 768px) {
  header .container {
    padding: 1rem;
  }

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--neutral-light);
    display: none;
  }

  nav.active {
    display: block;
  }

  nav ul {
    flex-direction: column;
    gap: 0;
    padding: 1rem;
  }

  nav a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--neutral-light);
  }

  .hamburger {
    display: flex;
  }

  .logo {
    font-size: 1.2rem;
  }
}

main {
  margin-top: 80px;
  padding-bottom: 2rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 4rem 2rem;
}

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

h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--neutral-dark);
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--neutral-dark);
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.5rem;
  color: var(--neutral-gray);
  line-height: 1.8;
}

.hero {
  background: linear-gradient(135deg, rgba(72, 61, 139, 0.08) 0%, rgba(72, 61, 139, 0.04) 100%), 
              url('images/hero-bg.jpg') center/cover;
  background-attachment: fixed;
  padding: 8rem 2rem;
  text-align: center;
  color: var(--primary-color);
  margin-top: 80px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  color: var(--neutral-gray);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.disclaimer-banner {
  background-color: var(--neutral-bg);
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: var(--border-radius);
  font-size: 0.95rem;
  color: var(--neutral-gray);
  line-height: 1.8;
}

.content-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem 2rem;
}

.content-section.reverse {
  direction: rtl;
}

.content-section.reverse > * {
  direction: ltr;
}

.content-text {
  flex: 1;
}

.content-image {
  flex: 1;
  text-align: center;
}

.content-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.content-image img:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(72, 61, 139, 0.15);
}

@media (max-width: 768px) {
  .content-section {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .content-section.reverse {
    direction: ltr;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero {
    padding: 4rem 2rem;
    margin-top: 60px;
  }

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

  .hero p {
    font-size: 1rem;
  }

  section {
    padding: 2rem 1rem;
  }
}

.card {
  background-color: var(--white);
  border: 1px solid var(--neutral-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-bottom: 1.5rem;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.faq-item {
  margin-bottom: 1.5rem;
}

.faq-question {
  cursor: pointer;
  padding: 1rem;
  background-color: var(--neutral-bg);
  border-left: 4px solid var(--primary-color);
  font-weight: 600;
  color: var(--primary-color);
  transition: var(--transition);
  user-select: none;
}

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

.faq-answer {
  padding: 1rem;
  background-color: var(--white);
  border: 1px solid var(--neutral-light);
  border-top: none;
  display: none;
  color: var(--neutral-gray);
  line-height: 1.8;
}

.faq-answer.active {
  display: block;
}

footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 3rem 2rem 1rem;
  margin-top: 4rem;
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

footer h3 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition);
  display: block;
  margin-bottom: 0.5rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--primary-color);
  color: var(--white);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--neutral-light);
  color: var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--neutral-gray);
  color: var(--white);
}

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

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

input[type="email"],
input[type="text"],
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--neutral-light);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--white);
}

input[type="email"]:focus,
input[type="text"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(72, 61, 139, 0.1);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

.form-container {
  max-width: 600px;
  margin: 0 auto;
}

.success-message {
  display: none;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

.success-message.show {
  display: block;
}

ul, ol {
  margin-left: 1.5rem;
  margin-bottom: 1.5rem;
}

ul li, ol li {
  margin-bottom: 0.75rem;
  color: var(--neutral-gray);
  line-height: 1.8;
}

strong {
  color: var(--primary-color);
  font-weight: 600;
}

em {
  color: var(--neutral-gray);
  font-style: italic;
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.text-muted {
  color: var(--neutral-gray);
}

.highlight {
  background-color: rgba(72, 61, 139, 0.1);
  padding: 2px 6px;
  border-radius: 3px;
}