/* ==========================================
   RODIX EDU - Specific Stylesheet
   ========================================== */

/* Import main styles */
@import url('style.css');

/* ==========================================
   EDU Hero Section
   ========================================== */
.edu-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  padding: var(--spacing-xl) 0;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.edu-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 800 800"><circle cx="400" cy="400" r="300" fill="rgba(255,255,255,0.1)"/><circle cx="450" cy="350" r="200" fill="rgba(255,255,255,0.05)"/></svg>') no-repeat center;
  opacity: 0.5;
}

.edu-hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.edu-badge {
  display: inline-block;
  background-color: var(--danger);
  color: var(--white);
  padding: 0.5rem 1.5rem;
  border-radius: 2rem;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
  letter-spacing: 1px;
}

/* ==========================================
   Process Steps
   ========================================== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  position: relative;
}

.process-step {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: all var(--transition-normal);
}

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

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.step-title {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.step-description {
  color: var(--dark-gray);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

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

.step-features li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--darker-gray);
}

.step-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* ==========================================
   Features Grid
   ========================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-card {
  background-color: var(--white);
  border: 2px solid var(--gray);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.feature-title {
  font-size: 1.25rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.feature-description {
  color: var(--dark-gray);
  font-size: 0.95rem;
}

/* ==========================================
   Language Pills
   ========================================== */
.language-pills {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin: var(--spacing-md) 0;
}

.language-pill {
  padding: 0.75rem 1.5rem;
  border-radius: 2rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: all var(--transition-normal);
}

.language-pill.python {
  background-color: #3776ab;
  color: var(--white);
}

.language-pill.cpp {
  background-color: #00599C;
  color: var(--white);
}

.language-pill.java {
  background-color: #f89820;
  color: var(--white);
}

.language-pill:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

/* ==========================================
   Certificate Levels
   ========================================== */
.cert-levels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.cert-level {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.cert-level::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
}

.cert-level.ncs-basic::before {
  background: linear-gradient(90deg, #28a745, #20c997);
}

.cert-level.ncs-intermediate::before {
  background: linear-gradient(90deg, #007bff, #0056b3);
}

.cert-level.ncs-advanced::before {
  background: linear-gradient(90deg, #6f42c1, #5a32a3);
}

.cert-level.ncs-expert::before {
  background: linear-gradient(90deg, #dc3545, #c82333);
}

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

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

.cert-level.ncs-basic .cert-icon {
  color: #28a745;
}

.cert-level.ncs-intermediate .cert-icon {
  color: #007bff;
}

.cert-level.ncs-advanced .cert-icon {
  color: #6f42c1;
}

.cert-level.ncs-expert .cert-icon {
  color: #dc3545;
}

.cert-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.cert-count {
  color: var(--dark-gray);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

/* ==========================================
   Business Model Cards
   ========================================== */
.business-models {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.business-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border-top: 4px solid transparent;
}

.business-card.b2c {
  border-top-color: #28a745;
}

.business-card.b2b {
  border-top-color: #007bff;
}

.business-card.b2g {
  border-top-color: #6f42c1;
}

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

.business-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.business-card.b2c .business-icon {
  color: #28a745;
}

.business-card.b2b .business-icon {
  color: #007bff;
}

.business-card.b2g .business-icon {
  color: #6f42c1;
}

.business-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.business-subtitle {
  color: var(--dark-gray);
  margin-bottom: var(--spacing-md);
}

.business-benefits {
  list-style: none;
  padding: 0;
}

.business-benefits li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--darker-gray);
}

.business-benefits li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: 700;
}

/* ==========================================
   FAQ Accordion
   ========================================== */
.faq-container {
  max-width: 800px;
  margin: var(--spacing-lg) auto 0;
}

.faq-item {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--light-gray);
  border: none;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-color);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-fast);
}

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

.faq-question.active {
  background-color: var(--primary-color);
  color: var(--white);
}

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

.faq-question.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer.active {
  max-height: 500px;
}

.faq-answer-content {
  padding: var(--spacing-md);
  color: var(--darker-gray);
  line-height: 1.7;
}

/* ==========================================
   Timeline
   ========================================== */
.timeline {
  position: relative;
  max-width: 1000px;
  margin: var(--spacing-lg) auto;
  padding: var(--spacing-md) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: 45%;
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
}

.timeline-marker {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  box-shadow: 0 0 0 4px var(--white);
}

/* ==========================================
   Stats Banner
   ========================================== */
.stats-banner {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: var(--white);
  padding: var(--spacing-lg) 0;
  margin: var(--spacing-xl) 0;
}

.stats-banner .stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.stats-banner .stat-number {
  color: var(--white);
}

.stats-banner .stat-label {
  color: rgba(255, 255, 255, 0.9);
}

/* ==========================================
   Responsive Design for EDU
   ========================================== */
@media (max-width: 992px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    flex-direction: row !important;
    padding-left: 60px;
  }
  
  .timeline-content {
    width: 100%;
  }
  
  .timeline-marker {
    left: 20px;
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .business-models {
    grid-template-columns: 1fr;
  }
  
  .cert-levels {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .language-pills {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .cert-levels {
    grid-template-columns: 1fr;
  }
}

/* ==========================================
   Print Styles
   ========================================== */
@media print {
  .header,
  .mobile-menu-toggle,
  .scroll-to-top,
  .btn {
    display: none;
  }
  
  .hero,
  .edu-hero {
    background: var(--white);
    color: var(--black);
  }
}