/* CSS Variables & Reset */
:root {
  --primary: #16a34a;
  --secondary: #f59e0b;
  --bg: #f9fafb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;
  --info: #3b82f6;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  font-size: 16px;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Merriweather", serif;
  line-height: 1.2;
  margin-bottom: 0.5em;
  color: var(--text);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}
h2 {
  font-size: 2rem;
  font-weight: 700;
}
h3 {
  font-size: 1.5rem;
  font-weight: 600;
}
h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
  line-height: 1.5;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--secondary);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-family: inherit;
}

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

.btn-primary:hover {
  background-color: #15803d;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: #d97706;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-text {
  background: none;
  color: var(--primary);
  padding: 0.5rem 0;
  font-weight: 600;
}

.btn-text:hover {
  color: var(--secondary);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo h1 {
  color: var(--primary);
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  color: var(--text);
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--primary);
  transition: var(--transition-fast);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 3px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background-color: var(--text);
  transition: var(--transition-fast);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -2;
}

.hero-background::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.8), rgba(245, 158, 11, 0.6));
  z-index: 1;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 0;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--muted);
  font-size: 1.125rem;
}

/* Programs Section */
.programs {
  background-color: white;
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.program-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
}

.program-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.program-image {
  height: 200px;
  overflow: hidden;
}

.program-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.program-content {
  padding: 1.5rem;
}

.program-content h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.program-content p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.progress-container {
  margin-bottom: 1.5rem;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.progress-bar {
  height: 8px;
  background-color: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
  transition: width 1s ease-out;
}

/* Impact Stories */
.impact-stories {
  background: var(--bg);
}

.stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.story-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.story-images {
  padding: 1rem;
}

.before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.image-container {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.image-container img {
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.label {
  position: absolute;
  top: 0.5rem;
  left: 0.5rem;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
}

.story-content {
  padding: 1.5rem;
}

.story-content h3 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.story-content p {
  color: var(--muted);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Donation Calculator */
.donation-calculator {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

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

.calculator-info h2 {
  color: white;
  margin-bottom: 1rem;
}

.calculator-info p {
  opacity: 0.9;
  font-size: 1.125rem;
}

.calculator-form {
  background: rgba(255, 255, 255, 0.1);
  padding: 2rem;
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}

.amount-input {
  margin-bottom: 1.5rem;
}

.amount-input label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.amount-input input {
  width: 100%;
  padding: 1rem;
  font-size: 1.125rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  transition: var(--transition);
}

.amount-input input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.amount-input input:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.monthly-option {
  margin-bottom: 1.5rem;
}

.checkbox-container {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: 500;
}

.checkbox-container input {
  margin-right: 0.5rem;
}

.impact-results {
  background: rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.impact-results h3 {
  color: white;
  margin-bottom: 1rem;
}

.impact-items {
  display: grid;
  gap: 0.75rem;
}

.impact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.impact-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 2rem;
  background: var(--secondary);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.875rem;
}

.impact-desc {
  opacity: 0.9;
}

.monthly-impact {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* About Section */
.about {
  background: white;
}

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

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-text h2 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.about-text > p {
  color: var(--muted);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.about-features {
  margin-bottom: 2rem;
}

.feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.feature-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.feature-text h4 {
  color: var(--text);
  margin-bottom: 0.25rem;
}

.feature-text p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  padding: 1rem;
  background: var(--bg);
  border-radius: var(--radius);
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--muted);
}

/* Testimonials */
.testimonials {
  background: var(--bg);
}

.testimonials-carousel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonial-slide {
  display: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.testimonial-slide.active {
  display: block;
  opacity: 1;
}

.testimonial-card {
  background: var(--card);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  text-align: center;
}

.testimonial-content p {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--text);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.testimonial-rating {
  margin-bottom: 1.5rem;
}

.testimonial-rating span {
  font-size: 1.25rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.author-info h4 {
  color: var(--text);
  margin: 0;
  font-size: 1rem;
}

.author-info span {
  color: var(--muted);
  font-size: 0.875rem;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.carousel-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.carousel-btn:hover {
  background: var(--secondary);
  transform: scale(1.1);
}

.carousel-indicators {
  display: flex;
  gap: 0.5rem;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.carousel-dot.active {
  background: var(--primary);
}

/* FAQ Section */
.faq {
  background: white;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 0;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-content {
  padding-bottom: 1.5rem;
}

.faq-content p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

/* Contact Section */
.contact {
  background: var(--bg);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info h2 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--muted);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item strong {
  color: var(--text);
  display: block;
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--muted);
  margin: 0;
}

.contact-form {
  background: var(--card);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-container input[type="checkbox"] {
  width: auto;
  margin: 0;
}

/* Footer */
.footer {
  background: var(--text);
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  color: var(--primary);
  margin-bottom: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.footer-section ul li a:hover {
  color: var(--primary);
}

.footer-logo p {
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.footer-contact p {
  opacity: 0.8;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: white;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.newsletter-signup p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 0.875rem;
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.newsletter-form button {
  padding: 0.5rem 1rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.875rem;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background: var(--secondary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  opacity: 0.8;
}

.footer-legal {
  display: flex;
  gap: 1rem;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.8);
}

.footer-legal a:hover {
  color: var(--primary);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}

.modal-content {
  background-color: var(--card);
  margin: 10% auto;
  padding: 0;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 90%;
  max-width: 500px;
  animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  color: var(--primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--muted);
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--text);
}

.modal-body {
  padding: 2rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-up {
  animation: fadeInUp 0.8s ease;
}

.animate-fade-left {
  animation: fadeInLeft 0.8s ease;
}

.animate-fade-right {
  animation: fadeInRight 0.8s ease;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .calculator-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1rem;
    box-shadow: var(--shadow);
    border-top: 1px solid var(--border);
  }

  .nav-menu.active {
    display: flex;
  }

  .menu-toggle {
    display: flex;
  }

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

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

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

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 200px;
  }

  .programs-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

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

  .before-after {
    grid-template-columns: 1fr;
  }

  .image-container img {
    height: 150px;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .newsletter-form {
    justify-content: center;
    max-width: 300px;
    margin: 0 auto;
  }

  section {
    padding: 3rem 0;
  }

  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.75rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }

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

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

  .programs-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .program-card {
    margin: 0 0.5rem;
  }

  .calculator-form {
    padding: 1.5rem;
  }

  .modal-content {
    width: 95%;
    margin: 5% auto;
  }

  .modal-body {
    padding: 1.5rem;
  }

  .testimonial-card {
    padding: 1.5rem;
  }

  .testimonial-author {
    flex-direction: column;
    text-align: center;
  }
}

/* Custom Checkbox */
.checkbox-container {
  position: relative;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: relative;
  display: inline-block;
  height: 20px;
  width: 20px;
  background-color: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  margin-right: 0.75rem;
  transition: var(--transition);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: rgba(255, 255, 255, 0.5);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--secondary);
  border-color: var(--secondary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

/* Contact form checkbox */
.contact-form .checkbox-container .checkmark {
  border-color: var(--border);
}

.contact-form .checkbox-container:hover input ~ .checkmark {
  border-color: var(--primary);
}

.contact-form .checkbox-container input:checked ~ .checkmark {
  background-color: var(--primary);
  border-color: var(--primary);
}

/* Utility Classes */
.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}

.mb-1 {
  margin-bottom: 0.25rem;
}
.mb-2 {
  margin-bottom: 0.5rem;
}
.mb-3 {
  margin-bottom: 1rem;
}
.mb-4 {
  margin-bottom: 1.5rem;
}
.mb-5 {
  margin-bottom: 2rem;
}

.mt-1 {
  margin-top: 0.25rem;
}
.mt-2 {
  margin-top: 0.5rem;
}
.mt-3 {
  margin-top: 1rem;
}
.mt-4 {
  margin-top: 1.5rem;
}
.mt-5 {
  margin-top: 2rem;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}