/* AI Capital - Complete Stylesheet */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f9f9f9;
}

html {
  scroll-behavior: smooth;
}

/* Header & Navigation */
header {
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0066cc;
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo:hover {
  color: #0052a3;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #0066cc;
}

.nav-links a.active {
  color: #0066cc;
  border-bottom: 2px solid #0066cc;
  padding-bottom: 0.25rem;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #333;
}

/* Container & Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #0066cc 0%, #0052a3 100%);
  color: white;
  padding: 5rem 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background-color: #fff;
  color: #0066cc;
}

.btn-primary:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
  background-color: #0066cc;
  color: white;
  border: 2px solid #0066cc;
}

.btn-secondary:hover {
  background-color: #0052a3;
  border-color: #0052a3;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.btn-outline {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.btn-outline:hover {
  background-color: white;
  color: #0066cc;
  transform: translateY(-2px);
}

/* Section Styling */
section {
  padding: 4rem 2rem;
}

section h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  text-align: center;
  color: #222;
}

section h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #333;
}

.section-subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 3rem;
  font-size: 1.1rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.card h3 {
  margin-bottom: 1rem;
  color: #0066cc;
}

.card p {
  color: #666;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.card-price {
  font-size: 1.8rem;
  font-weight: 700;
  color: #0066cc;
  margin-bottom: 1rem;
}

.card-meta {
  font-size: 0.9rem;
  color: #999;
  margin-bottom: 1.5rem;
}

/* Two Column Layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin: 3rem 0;
}

.two-col h3 {
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
}

.two-col ul {
  list-style: none;
  padding-left: 0;
}

.two-col li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: #555;
}

.two-col li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #0066cc;
  font-weight: bold;
  font-size: 1.2rem;
}

/* FAQ Section */
.faq-item {
  background: white;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.faq-question {
  padding: 1.5rem;
  background-color: #f5f5f5;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: #222;
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: #ebebeb;
}

.faq-question.active {
  background-color: #e6f2ff;
  color: #0066cc;
}

.faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: #0066cc;
  transition: transform 0.3s ease;
}

.faq-question.active .faq-toggle {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
  color: #666;
}

.faq-answer.active {
  padding: 1.5rem;
  max-height: 500px;
}

/* Form Styling */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #333;
}

input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  outline: none;
  border-color: #0066cc;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

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

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

/* Footer */
footer {
  background-color: #222;
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 4rem;
}

footer p {
  margin: 0;
  opacity: 0.8;
}

/* Instructor Section */
.instructor {
  background: white;
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  text-align: center;
}

.instructor h3 {
  color: #0066cc;
  margin-bottom: 1rem;
}

.instructor-title {
  color: #666;
  font-style: italic;
  margin-bottom: 1rem;
}

.instructor-bio {
  color: #555;
  line-height: 1.8;
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.value-card {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.value-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.value-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.value-card h4 {
  color: #0066cc;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    gap: 1rem;
  }

  .nav-links a {
    font-size: 0.9rem;
  }

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

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

  section h2 {
    font-size: 1.8rem;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  section {
    padding: 2rem 1rem;
  }

  nav {
    padding: 1rem;
  }

  .container {
    padding: 0 1rem;
  }

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

@media (max-width: 480px) {
  .hero {
    padding: 3rem 1rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  section h2 {
    font-size: 1.5rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .nav-links a {
    font-size: 0.85rem;
  }

  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
  }

  .card-price {
    font-size: 1.5rem;
  }
}