@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

:root {
  --dark:#2d3142;
  --steel:#4f5d75;
  --muted:#bfc0c0;
  --white:#ffffff;
  --accent:#ef8354;
}

* {
  box-sizing:border-box;
  margin:0;
  padding:0;
  font-family:Inter,sans-serif;
}

body {
  background:var(--dark);
  color:var(--white);
}

/* SECTION */
.faq-section {
  padding:5rem 8%;
}

/* HEADER */
.faq-header {
  text-align:center;
  margin-bottom:4rem;
}
.faq-header h5 {
  color:var(--muted);
  letter-spacing:2px;
}
.faq-header span {
  color:var(--accent);
}

/* LAYOUT */
.faq-container {
  display:grid;
  grid-template-columns:220px 1fr;
  gap:3rem;
}

/* CATEGORIES */
.faq-categories {
  display:flex;
  flex-direction:column;
  gap:1rem;
}
.cat {
  background:transparent;
  border:none;
  color:var(--muted);
  text-align:left;
  padding:0.8rem 1rem;
  cursor:pointer;
  border-radius:8px;
}
.cat.active,
.cat:hover {
  background:var(--steel);
  color:var(--white);
}

/* FAQ ITEMS */
.faq-group {
  display:none;
}
.faq-group.active {
  display:block;
}

.faq-item {
  background:var(--steel);
  border-radius:12px;
  margin-bottom:1rem;
  overflow:hidden;
}

.faq-question {
  padding:1.2rem 1.5rem;
  cursor:pointer;
  position:relative;
}
.faq-question::after {
  content:"+";
  position:absolute;
  right:20px;
  font-size:1.4rem;
}

.faq-item.active .faq-question::after {
  content:"−";
}

.faq-answer {
  max-height:0;
  overflow:hidden;
  padding:0 1.5rem;
  color:var(--muted);
  transition:0.4s ease;
}

.faq-item.active .faq-answer {
  max-height:200px;
  padding:1rem 1.5rem 1.5rem;
}

/* REVEAL */
.reveal {
  opacity:0;
  transform:translateY(40px);
  transition:.8s ease;
}
.reveal.active {
  opacity:1;
  transform:translateY(0);
}

/* MOBILE */
@media(max-width:900px){
  .faq-container {
    grid-template-columns:1fr;
  }
  .faq-categories {
    flex-direction:row;
    overflow-x:auto;
  }
}