/* Cyber Son - Cyber Security Awareness Website Styles */
/* README: Customize colors by changing CSS custom properties below.
   To change theme: Modify --primary-color, --bg-color, etc.
   For light theme: Swap dark colors with light equivalents.
   This design focuses on simplicity and readability. */

:root {
  /* Colors - Clean and minimal */
  --bg-color: #ffffff;
  --surface-color: #f8f9fa;
  --primary-color: #2563eb;
  --secondary-color: #64748b;
  --text-color: #1f2937;
  --muted-text: #6b7280;
  --border-color: #e5e7eb;
  --shadow-color: rgba(0, 0, 0, 0.1);

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Layout */
  --container-max-width: 1200px;
  --header-height: 70px;

  /* Transitions */
  --transition-fast: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.25rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--muted-text);
}

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

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

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: 0.375rem;
  font-weight: 500;
  font-size: 0.875rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

.btn-primary:hover {
  background-color: #1d4ed8;
}

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

.btn-secondary:hover {
  background-color: #475569;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  height: var(--header-height);
  box-shadow: 0 1px 3px var(--shadow-color);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo h1 {
  font-size: 1.25rem;
  color: var(--primary-color);
  margin: 0;
  font-weight: 700;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

.nav-link {
  color: var(--text-color);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--spacing-sm) 0;
}

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

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

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-color);
  position: relative;
  transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background-color: var(--text-color);
  transition: all var(--transition-fast);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Hero */
.hero {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  margin-top: var(--header-height);
}

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

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: white;
}

.hero p {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Learn Section */
.learn {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-color);
}

.learn h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.tip-card {
  background-color: var(--surface-color);
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  text-align: center;
  transition: box-shadow var(--transition-fast);
}

.tip-card:hover {
  box-shadow: 0 4px 12px var(--shadow-color);
}

.tip-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.tip-card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-color);
}

.tip-card p {
  margin-bottom: 0;
  font-size: 0.875rem;
}

/* Quiz */
.quiz {
  padding: var(--spacing-xxl) 0;
  background-color: var(--surface-color);
}

.quiz h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

#quiz-container {
  max-width: 600px;
  margin: 0 auto;
  background-color: var(--bg-color);
  padding: var(--spacing-xl);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

#quiz-intro {
  text-align: center;
}

#progress-bar {
  width: 100%;
  height: 6px;
  background-color: var(--border-color);
  border-radius: 3px;
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
}

#progress-fill {
  height: 100%;
  background-color: var(--primary-color);
  width: 0%;
  transition: width var(--transition-fast);
}

#question-container h3 {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.answers {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.answer-btn {
  padding: var(--spacing-md);
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.875rem;
}

.answer-btn:hover {
  background-color: #e2e8f0;
  border-color: var(--primary-color);
}

.answer-btn.correct {
  background-color: #dcfce7;
  border-color: #16a34a;
  color: #166534;
}

.answer-btn.incorrect {
  background-color: #fef2f2;
  border-color: #dc2626;
  color: #991b1b;
}

.feedback {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  border-radius: 0.375rem;
  text-align: center;
  font-weight: 500;
}

.feedback.correct {
  background-color: #dcfce7;
  color: #166534;
}

.feedback.incorrect {
  background-color: #fef2f2;
  color: #991b1b;
}

.feedback p {
  margin: 0;
}

#quiz-results {
  text-align: center;
}

.result-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

/* Ensure quiz buttons are visible when not hidden */
#next-btn:not(.hidden),
#retake-quiz:not(.hidden),
#save-results:not(.hidden) {
  display: inline-block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/* Resources */
.resources {
  padding: var(--spacing-xxl) 0;
  background-color: var(--bg-color);
}

.resources h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.resource-card {
  background-color: var(--surface-color);
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

.resource-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-color);
}

.resource-card ul {
  list-style: none;
  padding: 0;
}

.resource-card li {
  margin-bottom: var(--spacing-sm);
}

.resource-card details {
  margin-bottom: var(--spacing-md);
}

.resource-card summary {
  cursor: pointer;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-color);
}

/* Contact */
.contact {
  padding: var(--spacing-xxl) 0;
  background-color: var(--surface-color);
}

.contact h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form,
.subscribe {
  background-color: var(--bg-color);
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-color);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--border-color);
  border-radius: 0.25rem;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: inherit;
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.error-message {
  color: #dc2626;
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
  display: block;
}

.success-message {
  color: #16a34a;
  text-align: center;
  margin-top: var(--spacing-md);
  font-weight: 500;
}

/* Footer */
.footer {
  background-color: var(--text-color);
  color: white;
  padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer .container {
  color: white;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  margin-bottom: var(--spacing-md);
  color: white;
}

.footer-section ul {
  list-style: none;
  padding: 0;
}

.footer-section li {
  margin-bottom: var(--spacing-xs);
}

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

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  color: rgba(255, 255, 255, 0.6);
}

/* Utility Classes */
.hidden {
  display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--bg-color);
    flex-direction: column;
    padding: var(--spacing-md);
    transform: translateY(-100%);
    transition: transform var(--transition-fast);
    box-shadow: 0 4px 20px var(--shadow-color);
    border-top: 1px solid var(--border-color);
  }

  .nav-list.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle.active .hamburger {
    background-color: transparent;
  }

  .nav-toggle.active .hamburger::before {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .nav-toggle.active .hamburger::after {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .hero {
    padding: var(--spacing-xl) 0;
  }

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

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

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .tips-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

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

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

@media (max-width: 640px) {
  .container {
    padding: 0 var(--spacing-md);
  }

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

  .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }

  .cta-buttons {
    width: 100%;
  }
}