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

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--light-gray);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle at 100% 0%, rgba(212, 175, 55, 0.05) 0%, transparent 50%),
                    radial-gradient(circle at 0% 100%, rgba(139, 0, 0, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary-maroon);
  line-height: var(--line-height-heading);
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-gold);
  text-decoration: none;
  transition: var(--transition);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Utilities */
.text-center { text-align: center; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.bg-maroon {
  background: linear-gradient(135deg, var(--primary-maroon) 0%, var(--primary-dark-red) 100%);
  color: var(--white);
}
.bg-maroon h1, .bg-maroon h2, .bg-maroon h3, .bg-maroon p { color: var(--white); }

.bg-charcoal {
  background: linear-gradient(135deg, var(--charcoal) 0%, #111827 100%);
  color: var(--text-light);
}
.bg-charcoal h1, .bg-charcoal h2, .bg-charcoal h3 { color: var(--accent-gold); }

/* Modern Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-heading);
  min-height: 48px;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, #E5C354 100%);
  color: var(--charcoal);
  box-shadow: 0 4px 6px rgba(212, 175, 55, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  color: var(--text-dark);
}

.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-secondary:hover {
  background-color: var(--white);
  color: var(--primary-maroon);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1DA851 100%);
  color: white;
  box-shadow: 0 4px 6px rgba(37, 211, 102, 0.2);
}
.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 15px rgba(37, 211, 102, 0.4);
  color: white;
}

/* Header & Glassmorphism Nav */
header {
  background-color: var(--white-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.logo img { height: 50px; }

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--primary-maroon);
  transition: var(--transition);
}

.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--primary-maroon); }

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-maroon);
  cursor: pointer;
}

/* Glassmorphism Dropdown */
.dropdown { position: relative; }
.dropdown-menu { 
  display: none; 
  position: absolute; 
  top: 100%; 
  left: 0; 
  background-color: var(--white-glass-strong); 
  backdrop-filter: blur(10px);
  min-width: 260px; 
  box-shadow: var(--shadow-lg); 
  z-index: 1000; 
  border-radius: var(--radius-md); 
  border: 1px solid rgba(255,255,255,0.5);
  list-style: none; 
  padding: 10px 0; 
  animation: slideIn 0.2s ease forwards;
  opacity: 0;
  transform: translateY(10px);
}

@keyframes slideIn {
  to { opacity: 1; transform: translateY(0); }
}

.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu li { margin-bottom: 0; }
.dropdown-menu li a { 
  display: block; 
  padding: 10px 20px; 
  color: var(--text-dark); 
  font-weight: 500;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.dropdown-menu li a::after { display: none; } /* Remove underline effect */
.dropdown-menu li:last-child a { border-bottom: none; }
.dropdown-menu li a:hover { 
  background-color: rgba(139, 0, 0, 0.05); 
  color: var(--primary-maroon); 
  padding-left: 25px; /* Micro-interaction */
}

/* Sections */
section { padding: var(--spacing-2xl) 0; }
.section-header { text-align: center; margin-bottom: var(--spacing-xl); }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }

/* Glassmorphism Cards */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255, 255, 255, 0.8);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .card-img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  background: var(--white);
  position: relative;
  z-index: 1;
}

.card-content h3 { margin-bottom: var(--spacing-xs); }
.card-content p { color: var(--dark-gray); margin-bottom: var(--spacing-md); flex-grow: 1; }

/* Course Cards Specifics */
.course-card {
  background: var(--white);
  color: var(--text-dark);
}
.course-card h3 { color: var(--primary-maroon); }
.course-card:hover h3 { color: var(--accent-gold-hover); }

/* Form Elements */
.form-group { margin-bottom: var(--spacing-md); }
.form-group label { display: block; margin-bottom: var(--spacing-xs); font-weight: 500; }
.form-control {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--medium-gray);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  transition: var(--transition);
  background-color: rgba(255, 255, 255, 0.9);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-maroon);
  box-shadow: 0 0 0 4px rgba(139, 0, 0, 0.1);
  background-color: var(--white);
}

textarea.form-control { resize: vertical; min-height: 120px; }

/* Footer */
footer {
  background: var(--charcoal);
  color: var(--medium-gray);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  border-top: 4px solid var(--primary-maroon);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.footer-col h4 { color: var(--white); margin-bottom: var(--spacing-md); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: var(--spacing-sm); }
.footer-col ul a { color: var(--medium-gray); transition: var(--transition); }
.footer-col ul a:hover { color: var(--accent-gold); padding-left: 5px; }

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-small);
}