/* Certifications & Tools Page Specific Styles */

/* Floating Badges Background */
.floating-badges {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.floating-badge {
  position: absolute;
  font-size: 3rem;
  opacity: 0.1;
  animation: float-badge 15s ease-in-out infinite;
}

@keyframes float-badge {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(40px, -40px) rotate(90deg); }
  50% { transform: translate(-30px, 30px) rotate(180deg); }
  75% { transform: translate(50px, 20px) rotate(270deg); }
}

/* Certifications Page Main */
.certifications-page {
  position: relative;
  z-index: 1;
  padding-top: 80px;
}

/* Hero Section */
.cert-hero {
  padding: 6rem 0 4rem;
  text-align: center;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.gradient-text {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 4s ease infinite;
  background-size: 200% 200%;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 3rem;
}

/* Stats Row */
.stats-row {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Section Headers */
.certifications-section,
.tools-section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Certifications Grid */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

/* Certification Card */
.cert-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 2.5rem;
  backdrop-filter: blur(20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(30px);
  animation: slideInCard 0.6s ease forwards;
  position: relative;
  overflow: hidden;
}

@keyframes slideInCard {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  transform: scaleX(0);
  transition: transform 0.5s ease;
}

.cert-card:hover::before {
  transform: scaleX(1);
}

.cert-card:hover {
  transform: translateY(-8px);
  border-color: rgba(102, 126, 234, 0.5);
  box-shadow: 0 24px 60px rgba(102, 126, 234, 0.15);
}

.cert-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  display: inline-block;
  animation: float-icon 3s ease-in-out infinite;
}

@keyframes float-icon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.cert-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.3;
}

.cert-issuer {
  font-size: 1.1rem;
  color: #667eea;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.cert-date {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.status-badge {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.status-badge.active {
  background: rgba(67, 233, 123, 0.15);
  border: 1px solid rgba(67, 233, 123, 0.3);
  color: #43e97b;
}

.status-badge.expired {
  background: rgba(245, 87, 108, 0.15);
  border: 1px solid rgba(245, 87, 108, 0.3);
  color: #f5576c;
}

.cert-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.cert-skills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.skill-tag {
  background: rgba(102, 126, 234, 0.15);
  border: 1px solid rgba(102, 126, 234, 0.3);
  color: #a5b4fc;
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
}

.cert-id {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-family: monospace;
  margin-bottom: 1rem;
  word-break: break-all;
}

.cert-verify-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  margin-top: 0.5rem;
}

.cert-verify-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* Tools Section */
.tools-section {
  background: linear-gradient(180deg, transparent 0%, rgba(102, 126, 234, 0.03) 50%, transparent 100%);
}

.tools-categories {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.tool-filter {
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(20px);
}

.tool-filter:hover {
  border-color: rgba(102, 126, 234, 0.5);
  color: var(--text-primary);
}

.tool-filter.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}

/* Tool Card */
.tool-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(20px);
  opacity: 0;
  transform: translateY(20px);
  animation: slideInCard 0.5s ease forwards;
}

.tool-card:hover {
  transform: translateY(-8px);
  border-color: rgba(102, 126, 234, 0.5);
  box-shadow: 0 16px 40px rgba(102, 126, 234, 0.15);
}

.tool-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: inline-block;
  transition: transform 0.3s ease;
}

.tool-card:hover .tool-icon {
  transform: scale(1.2) rotate(5deg);
}

.tool-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tool-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.proficiency-badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.proficiency-badge.expert {
  background: rgba(67, 233, 123, 0.15);
  border: 1px solid rgba(67, 233, 123, 0.3);
  color: #43e97b;
}

.proficiency-badge.advanced {
  background: rgba(79, 172, 254, 0.15);
  border: 1px solid rgba(79, 172, 254, 0.3);
  color: #4facfe;
}

.proficiency-badge.intermediate {
  background: rgba(240, 147, 251, 0.15);
  border: 1px solid rgba(240, 147, 251, 0.3);
  color: #f093fb;
}

/* CTA Section */
.cta-section {
  padding: 5rem 0 6rem;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

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

.cta-btn {
  padding: 1rem 2.5rem;
  border-radius: 14px;
  font-weight: 600;
  font-size: 1.05rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.cta-btn.primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.cta-btn.primary:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(102, 126, 234, 0.4);
}

.cta-btn.secondary {
  background: var(--accent);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

.cta-btn.secondary:hover {
  border-color: #667eea;
  background: rgba(102, 126, 234, 0.1);
  transform: translateY(-4px);
}

/* Fade In Animation */
.fade-in {
  animation: fadeInUp 0.8s ease forwards;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .certifications-grid {
    grid-template-columns: 1fr;
  }

  .tools-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
  }

  .stats-row {
    gap: 2rem;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .tools-categories {
    gap: 0.5rem;
  }

  .tool-filter {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 640px) {
  .cert-card {
    padding: 2rem 1.5rem;
  }

  .cert-icon {
    font-size: 3rem;
  }

  .cert-title {
    font-size: 1.3rem;
  }

  .tool-card {
    padding: 1.5rem 1rem;
  }

  .tool-icon {
    font-size: 2.5rem;
  }
}

/* Active Nav Link */
.dropdown-content a.active {
  background: rgba(102, 126, 234, 0.1);
  color: #667eea;
}

.mobile-link.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}