/* Base Styles */
:root {
  --primary-color: #d4af37; /* Blended gold */
  --primary-dark: #b8860b;
  --primary-light: #f1e5ac;
  --secondary-color: #333333;
  --text-color: #333333;
  --text-light: #666666;
  --background-color: #ffffff;
  --background-alt: #f9f9f9;
  --border-color: #e0e0e0;
  --success-color: #4caf50;
  --error-color: #f44336;
  --warning-color: #ff9800;
  --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --border-radius: 8px;
  --font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
  font-family: var(--font-family);
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background-color);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

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

ul {
  list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

.page-title {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--secondary-color);
  text-align: center;
  padding-top: 2rem;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 2rem;
}

.section-title {
  font-size: 2rem;
  margin: 2rem 0 1rem;
  color: var(--secondary-color);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.btn-block {
  display: block;
  width: 100%;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Header */
header {
  background-color: white;
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

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

.desktop-nav ul {
  display: flex;
}

.desktop-nav li {
  margin-left: 1.5rem;
}

.desktop-nav a {
  color: var(--text-color);
  font-weight: 600;
  position: relative;
}

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

.desktop-nav a.active {
  color: var(--primary-color);
}

.desktop-nav a.active::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px auto;
  background-color: var(--text-color);
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  background-color: white;
  padding: 1rem 0;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
}

.mobile-nav li {
  margin: 0.5rem 0;
}

.mobile-nav a {
  display: block;
  padding: 0.5rem 1.5rem;
  color: var(--text-color);
  font-weight: 600;
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--primary-color);
  background-color: var(--primary-light);
}

/* Footer */
footer {
  background-color: var(--secondary-color);
  color: white;
  padding: 3rem 0 1.5rem;
  margin-top: 3rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.footer-info {
  flex: 1;
  min-width: 300px;
  margin-right: 2rem;
  margin-bottom: 1.5rem;
}

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

.footer-links {
  min-width: 200px;
}

.footer-links ul {
  display: flex;
  flex-wrap: wrap;
}

.footer-links li {
  margin-right: 1.5rem;
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: white;
  font-size: 0.9rem;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.disclaimer {
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

/* Hero Section */
.hero {
  padding: 3rem 0;
  background-color: var(--background-alt);
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hero-text {
  flex: 1;
}

.hero-text h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.hero-text h2 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.hero-image {
  width: 200px;
  margin-left: 150px;
  flex: 1;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 3rem 0;
}

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

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card-header {
  padding: 1.5rem 1.5rem 0.5rem;
}

.card-header h3 {
  margin-bottom: 0.5rem;
}

.card-header p {
  color: var(--text-light);
  font-size: 0.9rem;
}

.card-body {
  padding: 0.5rem 1.5rem 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  background-color: var(--background-alt);
}

/* About Section */
.about-section {
  padding: 3rem 0;
}

.about-content {
  background-color: var(--primary-light);
  padding: 2rem;
  border-radius: var(--border-radius);
  margin-top: 1.5rem;
}

.about-link {
  margin-top: 1.5rem;
}

.link-text {
  color: var(--primary-dark);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

.link-text:hover {
  text-decoration: underline;
}

/* Testimonials */
.testimonials {
  padding: 3rem 0;
  background-color: var(--background-alt);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.testimonial {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--box-shadow);
}

.quote {
  position: relative;
  margin-bottom: 1.5rem;
}

.quote i {
  color: var(--primary-color);
  opacity: 0.3;
  font-size: 1.2rem;
}

.quote i.fa-quote-left {
  position: absolute;
  top: 0;
  left: 0;
}

.quote i.fa-quote-right {
  position: absolute;
  bottom: 0;
  right: 0;
}

.quote p {
  padding: 0 1.5rem;
  font-style: italic;
}

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

.student-image {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 1rem;
}

.student-info h4 {
  margin-bottom: 0.2rem;
}

.student-info p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Telegram Notification */
.telegram-notification {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: var(--primary-color);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 90;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(212, 175, 55, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(212, 175, 55, 0);
  }
}

/* Popup */
.popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.popup-content {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 90%;
  position: relative;
}

.close-popup {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
}

.popup-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Test Page Styles */
#test-container {
  display: none;
}

#test-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.test-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.timer {
  font-size: 1.2rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  background-color: var(--background-alt);
  border-radius: var(--border-radius);
}

.timer.warning {
  color: var(--error-color);
  animation: pulse 1s infinite;
}

.progress-container {
  height: 8px;
  background-color: var(--background-alt);
  border-radius: 4px;
  margin-bottom: 2rem;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.question-card {
  margin-bottom: 2rem;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.options-container {
  margin-top: 1.5rem;
}

.option {
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: flex-start;
}

.option:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

.option.selected {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

.option-marker {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
  flex-shrink: 0;
}

.option.selected .option-marker {
  border-color: var(--primary-color);
  background-color: var(--primary-color);
  color: white;
}

.test-navigation {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
}

#question-navigator {
  margin-bottom: 2rem;
}

.question-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
  gap: 0.5rem;
  margin-top: 1rem;
}

.question-button {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  border: 2px solid var(--border-color);
  background-color: white;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

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

.question-button.current {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

.question-button.answered {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.loader {
  border: 4px solid var(--background-alt);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 90%;
}

.modal-header {
  margin-bottom: 1rem;
}

.modal-header h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--warning-color);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Results Page Styles */
.results-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.results-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

.results-card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.results-card-header h3 {
  margin-bottom: 0;
  font-size: 1.2rem;
}

.results-card-body {
  padding: 1.5rem;
}

.score-percentage {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.score-message {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

.correct-answers {
  display: flex;
  align-items: center;
}

.correct-answers i {
  font-size: 2rem;
  color: var(--success-color);
  margin-right: 1rem;
}

.count {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.total {
  font-size: 0.9rem;
  color: var(--text-light);
}

.breakdown {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
}

.correct {
  color: var(--success-color);
  font-weight: 600;
}

.incorrect {
  color: var(--error-color);
  font-weight: 600;
}

.skipped {
  color: var(--warning-color);
  font-weight: 600;
}

.detailed-review {
  margin-bottom: 2rem;
}

.review-question {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.review-question.correct {
  border-left: 5px solid var(--success-color);
}

.review-question.incorrect {
  border-left: 5px solid var(--error-color);
}

.review-question.skipped {
  border-left: 5px solid var(--warning-color);
}

.review-header {
  display: flex;
  align-items: flex-start;
  padding: 1.5rem;
}

.review-icon {
  margin-right: 1rem;
  font-size: 1.5rem;
}

.review-icon.correct {
  color: var(--success-color);
}

.review-icon.incorrect {
  color: var(--error-color);
}

.review-icon.skipped {
  color: var(--warning-color);
}

.review-content {
  flex: 1;
}

.review-question-number {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.review-options {
  margin: 1rem 0;
}

.review-option {
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
}

.review-option.correct {
  background-color: rgba(76, 175, 80, 0.1);
  border-color: var(--success-color);
}

.review-option.incorrect {
  background-color: rgba(244, 67, 54, 0.1);
  border-color: var(--error-color);
}

.explanation {
  background-color: rgba(244, 67, 54, 0.05);
  border: 1px solid rgba(244, 67, 54, 0.2);
  border-radius: var(--border-radius);
  padding: 1rem;
  margin-top: 1rem;
}

.explanation-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.results-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

/* Instructions Page Styles */
.instructions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.instruction-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 1.5rem;
}

.instruction-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.instruction-header i {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: 1rem;
}

.instruction-header h3 {
  margin-bottom: 0;
}

.instruction-body ul {
  list-style-type: disc;
  padding-left: 1.5rem;
}

.instruction-body li {
  margin-bottom: 0.5rem;
}

.help-section {
  background-color: var(--primary-light);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.help-icon {
  font-size: 2rem;
  color: var(--primary-color);
  margin-right: 1.5rem;
}

.help-content {
  flex: 1;
}

.help-content h3 {
  margin-bottom: 0.5rem;
}

.instructions-diagram {
  margin-bottom: 2rem;
}

.diagram-container {
  margin: 1.5rem 0;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.diagram-legend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.legend-item {
  display: flex;
  align-items: center;
}

.legend-marker {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  margin-right: 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
}

.start-test-container {
  text-align: center;
  margin: 2rem 0;
}

/* About Page Styles */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

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

.profile-image {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1.5rem;
  border: 5px solid var(--primary-light);
}

.profile-title {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.profile-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-size: 1.2rem;
  transition: var(--transition);
}

.social-icon:hover {
  background-color: var(--primary-color);
  color: white;
}

.about-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 2rem;
  margin-bottom: 2rem;
}

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.mission-item {
  display: flex;
  align-items: flex-start;
}

.mission-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: var(--border-radius);
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-right: 1rem;
  flex-shrink: 0;
}

.mission-content h3 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.mission-content p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 0;
}

.developer-credit {
  background-color: var(--primary-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
}

.about-cta {
  text-align: center;
}

/* Community Page Styles */
.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.community-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

.whatsapp-card {
  border-left: 5px solid #25d366;
}

.telegram-card {
  border-left: 5px solid #0088cc;
}

.community-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.community-header i {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.whatsapp-card .community-header i {
  color: #25d366;
}

.telegram-card .community-header i {
  color: #0088cc;
}

.community-header h3 {
  margin-bottom: 0.5rem;
}

.community-header p {
  color: var(--text-light);
  font-size: 0.9rem;
  margin-bottom: 0;
}

.community-body {
  padding: 1.5rem;
}

.community-body ul {
  list-style-type: disc;
  padding-left: 1.5rem;
  margin-top: 1rem;
}

.community-body li {
  margin-bottom: 0.5rem;
}

.community-footer {
  padding: 1.5rem;
  background-color: var(--background-alt);
}

.additional-communities {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.community-feature-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 1.5rem;
  text-align: center;
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary-color);
  font-size: 1.5rem;
  margin: 0 auto 1rem;
}

.community-feature-card h3 {
  margin-bottom: 1rem;
}

.community-feature-card p {
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.community-guidelines {
  background-color: var(--primary-light);
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
}

.community-guidelines ol {
  padding-left: 1.5rem;
  margin-top: 1rem;
}

.community-guidelines li {
  margin-bottom: 0.5rem;
}

.join-cta {
  text-align: center;
  margin: 3rem 0;
}

.join-cta h2 {
  margin-bottom: 1rem;
}

.join-cta p {
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Responsive Styles */
@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .profile-card {
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .mobile-nav.active {
    display: block;
  }

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

  .hero-text {
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .footer-content {
    flex-direction: column;
  }

  .footer-links ul {
    justify-content: center;
  }

  .footer-info {
    text-align: center;
    margin-right: 0;
  }

  .test-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .test-controls {
    width: 100%;
    justify-content: space-between;
    margin-top: 1rem;
  }

  .test-navigation {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .test-navigation button {
    flex: 1;
  }

  .results-actions {
    flex-direction: column;
  }

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

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

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

  .hero-text h2 {
    font-size: 1.5rem;
  }

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

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

  .modal-footer {
    flex-direction: column;
  }

  .question-buttons {
    grid-template-columns: repeat(5, 1fr);
  }
}