/* ================= General Layout ================= */
main {
  margin-top: 80px; /* Proper space after navbar */
}

/* ================= Competencies Section ================= */
.competencies-section {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
  color: white;
}

.competencies-section .video-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.competencies-section .video-background video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}

.competencies-section .video-background::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(4, 30, 100, 0.8) 0%, rgba(3, 14, 51, 0.9) 100%);
}

.competencies-section .container {
  position: relative;
  z-index: 2;
}

.competencies-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 3 columns for 9 items */
  gap: 30px;
  margin-top: 50px;
}

.competency-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 35px;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.competency-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

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

.competency-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  background: rgba(255, 255, 255, 0.15);
}

.competency-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.8rem;
  margin-bottom: 25px;
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.competency-card:hover .competency-icon {
  transform: scale(1.1) rotate(5deg);
  background: white;
}

.competency-card h3 {
  color: white;
  font-size: 1.4rem;
  margin-bottom: 15px;
  font-weight: 700;
}

.competency-card p {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  font-size: 1rem;
}

/* ================= Tools Section ================= */
.tools-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--neutral-0) 0%, var(--neutral-50) 100%);
}

.tools-categories {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-top: 50px;
}

.tool-category h3 {
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 25px;
  text-align: center;
  font-weight: 600;
  position: relative;
}

.tool-category h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
}

.tool-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 25px 15px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 1px solid var(--neutral-200);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.tool-card:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  color: white;
}

.tool-card:hover .tool-icon {
  color: white;
  transform: scale(1.2);
}

.tool-card:hover h3 {
  color: white;
}

.tool-icon {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 12px;
  transition: var(--transition);
}

.tool-card h3 {
  color: var(--neutral-800);
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0;
  transition: var(--transition);
}

/* ================= Section Titles ================= */
.section-title {
  text-align: center;
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: white;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-light), var(--accent));
  border-radius: 2px;
}

.tools-section .section-title {
  color: var(--primary);
}

.tools-section .section-title::after {
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

/* ================= Responsive Design ================= */
@media (max-width: 1200px) {
  .competencies-grid {
    gap: 25px;
  }
  
  .competency-card {
    padding: 30px;
  }
}

@media (max-width: 992px) {
  .competencies-section {
    padding: 60px 0;
  }
  
  .tools-section {
    padding: 60px 0;
  }
  
  .competencies-grid {
    grid-template-columns: repeat(2, 1fr); /* 2 columns on tablet */
    gap: 20px;
    margin-top: 40px;
  }
  
  .tools-categories {
    gap: 30px;
    margin-top: 40px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 15px;
  }
}

@media (max-width: 768px) {
  main {
    margin-top: 80px; /* Consistent spacing */
  }
  
  .competencies-section {
    padding: 50px 0;
  }
  
  .tools-section {
    padding: 50px 0;
  }
  
  .competencies-grid {
    grid-template-columns: 1fr; /* 1 column on mobile */
    gap: 20px;
    margin-top: 30px;
  }
  
  .tools-categories {
    gap: 25px;
    margin-top: 30px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  
  .competency-card {
    padding: 25px;
  }
  
  .competency-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    margin-bottom: 20px;
  }
  
  .competency-card h3 {
    font-size: 1.3rem;
  }
  
  .tool-card {
    padding: 20px 10px;
  }
  
  .tool-icon {
    font-size: 1.8rem;
  }
  
  .tool-category h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
  }
}

@media (max-width: 640px) {
  .competencies-section {
    padding: 40px 0;
  }
  
  .tools-section {
    padding: 40px 0;
  }
  
  .competencies-grid {
    gap: 15px;
  }
  
  .tools-categories {
    gap: 20px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .competency-card {
    padding: 20px;
  }
  
  .competency-card h3 {
    font-size: 1.2rem;
  }
  
  .competency-card p {
    font-size: 0.95rem;
  }
  
  .tool-card {
    padding: 18px 8px;
  }
  
  .tool-icon {
    font-size: 1.6rem;
  }
  
  .tool-card h3 {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.8rem;
  }
  
  .competencies-grid {
    gap: 12px;
  }
  
  .tools-grid {
    gap: 8px;
  }
  
  .competency-card {
    padding: 18px;
  }
  
  .competency-icon {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
    margin-bottom: 15px;
  }
  
  .tool-card {
    padding: 15px 5px;
  }
  
  .tool-icon {
    font-size: 1.4rem;
  }
  
  .tool-card h3 {
    font-size: 0.85rem;
  }
}

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

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .competency-card, .tool-card, .competency-icon, .tool-icon {
    transition: none !important;
    animation: none !important;
  }
  
  .competency-card:hover, .tool-card:hover {
    transform: none !important;
  }
}