/* ===================================
   TECHNICAL SKILLS SECTION
   Comprehensive skill visualization
   =================================== */

.skills {
  padding: var(--section-padding) 0;
  background: var(--color-bg-primary);
  position: relative;
}

/* ========== SKILLS GRID ========== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

/* ========== SKILL CATEGORY ========== */
.skill-category {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-accent-cyan);
}

.skill-category__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid rgba(0, 210, 255, 0.2);
}

.skill-category__header svg {
  color: var(--color-accent-cyan);
}

.skill-category__header h3 {
  font-size: var(--font-size-lg);
  margin: 0;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== SKILL LIST ========== */
.skill-list {
  display: grid;
  gap: var(--spacing-md);
}

.skill-item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: var(--spacing-xs);
  align-items: center;
}

.skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  grid-column: 1;
}

.skill-percent {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-cyan);
  grid-column: 2;
  grid-row: 1;
}

.skill-bar {
  grid-column: 1 / -1;
  width: 100%;
  height: 8px;
  background: rgba(0, 210, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.skill-progress {
  height: 100%;
  width: 0%;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.skill-progress::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: shimmer 2s infinite;
}

/* ========== TECH STACK ========== */
.tech-stack {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  text-align: center;
}

.tech-stack__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.tech-stack__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: var(--spacing-sm);
}

.tech-icon {
  padding: var(--spacing-sm);
  background: var(--color-bg-primary);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.tech-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-accent);
  transition: left var(--transition-base);
  z-index: -1;
  opacity: 0.1;
}

.tech-icon:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow-cyan);
}

.tech-icon:hover::before {
  left: 0;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .tech-stack__grid {
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  }
}