/* Custom styles for Chemistry Tutoring Website */

/* CSS Variables for maintainability and consistency */
:root {
  --primary-color: #5c2d91;
  --secondary-color: #ff6f61;
  --accent-color: #703495;
  --light-bg: #e7f3ff;
  --text-color: #333;
  --white: #fff;
  --shadow: rgba(92, 45, 145, 0.15);
  --transition: 0.3s ease;
}

/* Body and Typography */
body {
  font-family: 'Arial', sans-serif;
  color: var(--text-color);
  margin: 0;
  padding: 0;
}

/* Navigation */
.my-custom-bg {
  background-color: var(--primary-color);
}

.navbar {
  background-color: var(--primary-color) !important; /* Kept !important as per original, but consider specificity */
}

.navbar-brand, .nav-link {
  color: var(--white) !important;
  font-weight: 600;
}

/* Focus styles for accessibility */
.navbar-brand:focus, .nav-link:focus, .btn:focus {
  outline: 3px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #6a2c91 0%, #b13f9f 100%);
  color: var(--white);
  padding: 60px 0;
  text-align: left;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.25rem;
  margin: 20px 0 20px;
}

/* Hero Image Container */
.hero-image-container {
  width: 100%;
  height: 400px;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background-color: rgba(255, 255, 255, 0.1);
  transition: transform var(--transition);
}

.hero-image:hover {
  transform: scale(1.05);
}

/* Section Headings */
.introduction h2, .courses h2, .testimonials h2, .faqs h2, .contact h2, .reviews h2 {
  padding: 10px;
  font-size: 1.25rem;
  font-weight: 600;
}

#StudentTestimonials1, #FreqAskedQuest1, #CoursesOffered1, #Aboutme1, #contactus1, #tips1 {
  background: linear-gradient(135deg, var(--accent-color) 0%, #b74ea7 100%);
  color: var(--white);
}

.introduction, .courses, .faqs, .contact, .testimonials {
  font-size: 1.00rem;
  margin: 20px 0 40px;
}

/* Cards */
.card {
  border-left: 8px solid var(--secondary-color);
  border-radius: 15px;
  box-shadow: 0 8px 20px var(--shadow);
  transition: transform var(--transition);
}

.card h5 {
  color: var(--secondary-color);
}

.card:hover {
  transform: translateY(-10px);
}

/* Buttons */
.btn-primary {
  background-color: var(--secondary-color);
  border: none;
  padding: 12px 30px;
  font-size: 1.1rem;
  border-radius: 30px;
  transition: background-color var(--transition);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: #e65b4f; /* Darker shade */
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Testimonials */
.blockquote-footer {
  background-color: var(--light-bg);
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 20px 0;
  text-align: center;
  font-size: 0.9rem;
}

/* FAQ Accordion */
.accordion-button:not(.collapsed) {
  background-color: var(--light-bg);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  color: #0c63e4;
}

.accordion-button:focus {
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.list-group-item {
  border: 1px solid #dee2e6;
  margin-bottom: 10px;
  border-radius: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero p {
    font-size: 1rem;
  }
}

/* Dark Mode Support (Additional Recommendation) */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #121212;
    color: #e0e0e0;
  }
  .card {
    background-color: #1e1e1e;
    color: #e0e0e0;
  }
  footer {
    background-color: #333;
  }
}