/* ============================================
   SKILLSET SECTION
   Infinite scrolling technology showcase
   ============================================ */

.skillset {
  /* Layout */
  position: relative;
  left: 50%;
  width: 100vw;
  height: 25rem;
  margin: 0;
  margin-left: -50vw;
  padding: 3.75rem 0.625rem;
  overflow: hidden;
  
  /* Typography */
  text-align: center;
  color: var(--text-color);
  
  /* Visual */
  background: var(--tools-bg);
  box-shadow: 0 0.625rem 1.25rem rgba(0, 0, 0, 0.2);
}


/* ============================================
   SECTION HEADING
   ============================================ */

.skillset h3 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 2.5rem;
  color: var(--heading-secondary-gradient);
}


/* ============================================
   SKILLS ROW
   Container for each scrolling row
   ============================================ */

.skills-row {
  overflow: hidden;
  width: 100%;
  position: relative;
  margin: 1.25rem 0;
  height: 3.75rem;
}


/* ============================================
   SKILLS LIST
   Horizontal scrolling list
   ============================================ */

.skills-list {
  display: flex;
  flex-wrap: nowrap;
  gap: 1.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
  white-space: nowrap;
}


/* ============================================
   SCROLL ANIMATIONS
   Infinite left and right scrolling
   ============================================ */

.scroll-left .skills-list {
  animation: scroll-left 30s linear infinite;
}

.scroll-right .skills-list {
  animation: scroll-right 30s linear infinite;
}

@keyframes scroll-left {
  0% { 
    transform: translateX(-50%); 
  }
  100% { 
    transform: translateX(0); 
  }
}

@keyframes scroll-right {
  0% { 
    transform: translateX(0); 
  }
  100% { 
    transform: translateX(-50%); 
  }
}


/* ============================================
   SKILL ITEM
   Individual technology badge
   ============================================ */

.skills-list li {
  /* Layout */
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 1.25rem;
  
  /* Typography */
  font-size: 1.25rem;
  font-weight: 500;
  
  /* Visual */
  background: var(--tools-item-bg);
  border-radius: 0.5rem;
  backdrop-filter: blur(0.625rem);
  
  /* Animation */
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: default;
}

.skills-list li:hover {
  transform: scale(1.1);
  background: var(--tools-item-bg);
  box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.2);
}


/* ============================================
   SKILL ICON
   Technology logos/icons
   ============================================ */

.skills-list i {
  font-size: 1.5rem;
  color: var(--tools-item-color);
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.skills-list li:hover i {
  color: var(--tools-item-hover);
}


/* ============================================
   RESPONSIVE DESIGN
   Mobile skills section adjustments
   ============================================ */

@media (max-width: 48rem) {
  .skillset {
    height: 22rem;
    padding: 3rem 0.5rem;
  }

  .skillset h3 {
    font-size: 1.75rem;
    margin-bottom: 2rem;
  }

  .skills-row {
    height: 3rem;
    margin: 1rem 0;
  }

  .skills-list li {
    font-size: 1rem;
    padding: 0.5rem 1rem;
  }

  .skills-list i {
    font-size: 1.25rem;
  }
}

@media (max-width: 36rem) {
  .skillset {
    height: 20rem;
  }

  .skills-list li {
    font-size: 0.9375rem;
    padding: 0.5rem 0.875rem;
  }

  .skills-list i {
    font-size: 1.125rem;
  }
}