* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary-600: #0066CC;
  --color-primary-700: #0052A3;
  --color-surface-ice: #F6FAFE;
  --color-text-primary: #1A2B3C;
  --color-text-muted: #5A6B7C;
  --color-border-subtle: #E2E8F0;
  --color-accent-inox: #C0C0C0;
  --color-accent-led: #00BCD4;
  --color-accent-seguranca: #FF9800;
  --color-accent-botoeiras: #9C27B0;
  --color-accent-comando: #3F51B5;
  --font-primary: 'Plus Jakarta Sans', sans-serif;
}

html {
  height: auto;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text-primary);
  background: transparent;
  height: auto;
  min-height: 100vh;
  overflow-x: hidden;
}

.portfolio-section {
  padding: 0;
  width: 100%;
  position: relative;
  height: 100%;
}

.container {
  max-width: 100%;
  margin: 0;
  padding: 0 1.5rem;
  width: 100%;
}

.portfolio-header {
  text-align: center;
  margin-bottom: 2rem;
}

.portfolio-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-primary-600);
  display: block;
  margin-bottom: 0.5rem;
}

.portfolio-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.portfolio-subtitle {
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.portfolio-controls {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--color-border-subtle);
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.carousel-btn:hover:not(:disabled) {
  border-color: var(--color-primary-600);
  background: var(--color-primary-600);
}

.carousel-btn:hover:not(:disabled) img {
  filter: brightness(0) invert(1);
}

.carousel-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.portfolio-carousel {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 1rem;
}

.portfolio-carousel::-webkit-scrollbar {
  height: 6px;
}

.portfolio-carousel::-webkit-scrollbar-track {
  background: var(--color-surface-ice);
  border-radius: 3px;
}

.portfolio-carousel::-webkit-scrollbar-thumb {
  background: var(--color-primary-600);
  border-radius: 3px;
}

.portfolio-track {
  display: flex;
  gap: 1.5rem;
}

.portfolio-card {
  flex: 0 0 370px;
  scroll-snap-align: start;
  border: 1px solid var(--color-border-subtle);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  transition: all 0.3s ease;
}

.portfolio-card:hover {
  box-shadow: 0 8px 24px rgba(10, 37, 64, 0.08);
  transform: translateY(-2px);
}

.portfolio-card--hidden {
  display: none;
}

.portfolio-card-media {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.portfolio-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portfolio-card-badges {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-text-primary);
  backdrop-filter: blur(4px);
}

.badge--inox {
  background: #E0F2FE;
  color: #0369A1;
}

.badge--botoeiras {
  background: #EDE9FE;
  color: #6D28D9;
}

.badge--seguranca {
  background: #DCFCE7;
  color: #15803D;
}

.badge--led {
  background: #FEF3C7;
  color: #B45309;
}

.badge--comando {
  background: #EDE9FE;
  color: #6D28D9;
}

.portfolio-card-body {
  padding: 1.25rem;
}

.portfolio-card-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.portfolio-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.portfolio-filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1.5rem;
}

.filter-pill {
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  border: 2px solid var(--color-border-subtle);
  background: #fff;
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.3s ease;
  height: 29.5px;
  min-width: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.filter-pill:hover {
  border-color: var(--color-primary-600);
  color: var(--color-primary-600);
}

.filter-pill.active {
  border-color: var(--color-primary-600);
  background: var(--color-primary-600);
  color: #fff;
}

.filter-count {
  font-weight: 400;
}

@media (max-width: 768px) {
  .portfolio-card {
    flex: 0 0 300px;
  }

  .portfolio-title {
    font-size: 1.5rem;
  }
}