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

:root {
  --primary-color: #002D44;
  --secondary-color: #002D44;
  --accent-color: #D4A855;
  --text-dark: #002D44;
  --text-light: #002D44;
  --background-light: #F5F1E8;
  --background-white: #ffffff;
  --border-color: #e2e8f0;
  --success-color: #002D44;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.navbar {
  background-color: var(--background-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo a {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 60px;
  width: auto;
}

.logo-text {
  color: #002D44;
  font-size: 1.5rem;
  font-weight: 700;
}

.logo h2 {
  color: var(--primary-color);
  font-size: 1.5rem;
  font-weight: 700;
}

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

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

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

.nav-link:hover::after {
  width: 80%;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.whatsapp-link {
  background-color: #25D366;
  color: white !important;
  padding: 8px 16px;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.whatsapp-link:hover {
  background-color: #20BA5A;
  transform: translateY(-2px);
}

.hero {
  background-image: url('images/Untitled design (49).jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  padding: var(--spacing-2xl) var(--spacing-md);
  text-align: center;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 45, 68, 0.6);
  transition: background-color 0.3s ease;
  z-index: 1;
}

.hero:hover::before {
  background-color: rgba(0, 45, 68, 0.8);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
  line-height: 1.5;
}

.hero-images {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.hero-images img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease;
}

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

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background-color: white;
  color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

section {
  padding: var(--spacing-2xl) var(--spacing-md);
}

section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

.section-intro {
  text-align: center;
  font-size: 1.125rem;
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.5;
}

.about {
  background-color: var(--background-light);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.about-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
}

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

.icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.about-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.about-card p {
  color: var(--text-light);
  line-height: 1.5;
}

.stem-section {
  background-color: var(--background-white);
}

.autism-section {
  background-color: var(--background-light);
}

.foreign-language-section {
  background-color: var(--background-white);
}

.autism-gallery {
  margin-top: var(--spacing-xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.autism-gallery-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.autism-gallery-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.autism-gallery-item img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  display: block;
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.program-card {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

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

.program-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.program-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

.program-card > p {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.program-features {
  list-style: none;
  padding: 0;
}

.program-features li {
  padding: var(--spacing-xs) 0;
  color: var(--text-light);
  position: relative;
  padding-left: var(--spacing-md);
}

.program-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success-color);
  font-weight: bold;
}

.contact-section {
  background-color: var(--background-white);
}

.contact-content {
  display: grid;
  grid-template-columns: minmax(260px, 1.1fr) minmax(320px, 1.6fr);
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-item h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.contact-item p {
  color: var(--text-light);
  line-height: 1.5;
}

.contact-form {
  background-color: var(--background-light);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.google-business-profile {
  background-color: var(--background-light);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.google-business-profile h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.map-embed {
  margin-bottom: var(--spacing-lg);
  border-radius: 12px;
  overflow: hidden;
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.google-profile-link {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.google-profile-link .btn {
  flex: 1;
  min-width: 150px;
  text-align: center;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 119, 204, 0.1);
}

.form-group textarea {
  resize: vertical;
}

.contact-form .btn-primary {
  width: 100%;
  background-color: var(--primary-color);
  color: white;
}

.contact-form .btn-primary:hover {
  background-color: #005fa3;
}

footer {
  background-color: var(--text-dark);
  color: white;
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
}

footer p {
  margin: var(--spacing-xs) 0;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--background-white);
    width: 100%;
    text-align: center;
    transition: left 0.3s ease;
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md) 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hamburger {
    display: flex;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  section h2 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .programs-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .contact-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .logo h2 {
    font-size: 1.25rem;
  }

  .hero {
    padding: var(--spacing-xl) var(--spacing-sm);
    min-height: 400px;
  }

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

  section {
    padding: var(--spacing-xl) var(--spacing-sm);
  }

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

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  color: white;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 2px 2px 3px #999;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1);
  box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.3);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

@media (max-width: 768px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    bottom: 15px;
    right: 15px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}