.skills-section {
  background: var(--skills-bg-light);
  padding: 32px 10%;
  transition: background-color 0.25s ease;
}

.dark-mode .skills-section {
  background: var(--skills-bg-dark);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 32px;
  max-width: 100vw;
  margin: 0 auto;
}

.skill-card {
  position: relative;
  background: var(--card-bg-light);
  border-radius: 20px;
  padding: 32px;
  min-height: 210px;

  border: 1.6px solid var(--card-border-light);
  box-shadow: var(--card-shadow-light);
  overflow: hidden;

  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.4s ease;
}

.skill-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--card-shadow-light-hover);
}

.dark-mode .skill-card {
  background: var(--card-bg-dark);
  border-color: var(--card-border-dark);
  box-shadow: var(--card-shadow-dark);
}

.dark-mode .skill-card:hover {
  box-shadow: var(--card-shadow-dark-hover);
}

.skill-front,
.skill-back {
  position: absolute;
  inset: 32px;
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.skill-back {
  opacity: 0;
  transform: translateY(14px);
  display: flex;
  align-items: center;
  line-height: 1.65;
  color: var(--text-muted-light);
}

.dark-mode .skill-back {
  color: var(--text-muted-dark);
}

.skill-card:hover .skill-front {
  opacity: 0;
  transform: translateY(-12px);
}

.skill-card:hover .skill-back {
  opacity: 1;
  transform: translateY(0);
}

.skill-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 26px;
}

.skill-icon {
  font-size: 2.2rem;
}

.skill-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--title-light);
}

.dark-mode .skill-header h3 {
  color: var(--title-dark);
}

.percent {
  font-size: 0.9rem;
  color: var(--text-muted-light);
}

.dark-mode .percent {
  color: var(--text-muted-dark);
}

.progress {
  width: 100%;
  height: 9px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  overflow: hidden;
}

.dark-mode .progress {
  background: rgba(255, 255, 255, 0.12);
}

.progress-fill {
  height: 100%;
  width: var(--value);
  border-radius: 10px;
  animation: grow 1.2s ease forwards;
}

.s0 .skill-icon {
  color: var(--s0);
}
.s0 .progress-fill {
  background: linear-gradient(90deg, var(--s0), var(--primary-hover));
}

.s1 .skill-icon {
  color: var(--s1);
}
.s1 .progress-fill {
  background: linear-gradient(90deg, var(--s1), #6b7cff);
}

.s2 .skill-icon {
  color: var(--s2);
}
.s2 .progress-fill {
  background: linear-gradient(90deg, var(--s2), #00e676);
}

.s3 .skill-icon {
  color: var(--s3);
}
.s3 .progress-fill {
  background: linear-gradient(90deg, var(--s3), #ff9100);
}

.s4 .skill-icon {
  color: #94a3b8;
}
.s4 .progress-fill {
  background: linear-gradient(90deg, #94a3b8, #64748b);
}

.s5 .skill-icon {
  color: var(--s5);
}
.s5 .progress-fill {
  background: linear-gradient(90deg, var(--s5), #d4e157);
}

@keyframes grow {
  from {
    width: 0;
  }
  to {
    width: var(--value);
  }
}

@media (max-width: 768px) {
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .skills-section {
    padding: 32px 6%;
  }
  .section-title {
    font-size: 2.3rem;
  }

  .skills-grid {
    gap: 26px;
  }

  .skill-card {
    padding: 28px;
  }
}

@media (max-width: 480px) {
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .section-title {
    font-size: 2rem;
  }

  .skill-card {
    min-height: 180px;
  }
}