/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s var(--ease);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold) 0%, #a68520 100%);
  color: var(--black) !important;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 24px rgba(201, 162, 39, 0.25);
}

.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  color: var(--black) !important;
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--white) !important;
  border-color: var(--border);
}

.btn-secondary:hover {
  border-color: var(--gold);
  color: var(--gold-bright) !important;
}

.btn-ghost {
  background: transparent;
  color: var(--white) !important;
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold-bright) !important;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid--rastre {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 900px) {
  .card-grid,
  .card-grid--3,
  .card-grid--rastre {
    grid-template-columns: 1fr;
  }
}

.card-kicker {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold-bright);
  margin: 0 0 0.5rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.card-feature h3,
.card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 0.75rem;
}

.card-feature p,
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.card-icon {
  font-size: 1.5rem;
  color: var(--gold-bright);
  margin-bottom: 1rem;
  opacity: 0.9;
}

.card-feature--gold {
  background: linear-gradient(145deg, var(--bg-card) 0%, rgba(201, 162, 39, 0.08) 100%);
  border-color: rgba(201, 162, 39, 0.25);
}

/* Faixas visuais nos cards (SVG industrial — não são ícones de biblioteca) */
.card-feature {
  position: relative;
  overflow: hidden;
}

.card-feature__lead {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin: 0 0 0.9rem;
}

.card-feature__icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  color: var(--gold-bright);
  background: linear-gradient(
    145deg,
    rgba(201, 162, 39, 0.12) 0%,
    rgba(201, 162, 39, 0.04) 100%
  );
  border: 1px solid rgba(201, 162, 39, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.card-feature__svg {
  width: 24px;
  height: 24px;
}

.card-feature__titles {
  min-width: 0;
  flex: 1;
}

.card-feature__titles h3 {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
}

.card-feature__titles h3:last-child {
  margin-bottom: 0;
}

.card-feature__titles .card-kicker {
  margin: 0;
}

.card-feature__motif {
  height: 4.75rem;
  margin: -1.75rem -1.75rem 1.25rem -1.75rem;
  border-bottom: 1px solid var(--border);
  background-color: rgba(15, 26, 50, 0.6);
  background-repeat: no-repeat;
  background-position: 50% 55%;
  background-size: min(100% - 2rem, 260px) auto, 100% 100%;
}

.card-feature--viz-rfid .card-feature__motif {
  background-image: url("/images/motifs/card-rfid.svg"),
    linear-gradient(180deg, rgba(201, 162, 39, 0.12) 0%, transparent 85%);
}

.card-feature--viz-estoque .card-feature__motif {
  background-image: url("/images/motifs/card-estoque.svg"),
    linear-gradient(180deg, rgba(201, 162, 39, 0.1) 0%, transparent 85%);
}

.card-feature--viz-passagem .card-feature__motif {
  background-image: url("/images/motifs/card-passagem.svg"),
    linear-gradient(180deg, rgba(201, 162, 39, 0.1) 0%, transparent 85%);
}

.card-feature--viz-pokayoke .card-feature__motif {
  background-image: url("/images/motifs/card-pokayoke.svg"),
    linear-gradient(180deg, rgba(201, 162, 39, 0.14) 0%, transparent 85%);
}

.card-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.card-plain {
  background: var(--bg-elevated);
}