.page-faq{
  --faq-line: rgba(255,255,255,0.1);
  --faq-orange-glow: rgba(255,107,0,0.12);
  --faq-green-glow: rgba(57,255,20,0.08);
  position: relative;
  padding: 1.5rem 0 3rem;
  overflow: hidden;
  background:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-faq::before{
  content: "FAQ";
  position: absolute;
  right: -1rem;
  top: 10rem;
  font-family: var(--font-title);
  font-size: clamp(8rem, 18vw, 18rem);
  line-height: 1;
  color: rgba(255,255,255,0.03);
  letter-spacing: -0.05em;
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-top,
.page-faq .faq-layout{
  position: relative;
  z-index: 1;
}

.page-faq .faq-title-row{
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 1.5rem 0 2rem;
}

.page-faq .faq-overline{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
  border-left: 3px solid var(--c-accent);
  padding-left: 0.75rem;
}

.page-faq h1{
  font-family: var(--font-title);
  font-size: 2.25rem;
  line-height: 1.15;
  color: var(--c-white);
  margin: 0.75rem 0;
}

.page-faq .faq-desc{
  color: rgba(229,233,240,0.82);
  max-width: 46rem;
  font-size: 1rem;
  line-height: 1.7;
  margin: 0;
}

.page-faq .faq-title-data{
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  width: fit-content;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--faq-orange-glow), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,107,0,0.35);
}

.page-faq .faq-title-data .data-value{
  font-size: 2.5rem;
  color: var(--c-data);
}

.page-faq .faq-title-data .data-unit{
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--c-text);
}

.page-faq .faq-layout{
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page-faq .faq-aside{
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-faq .faq-cat-nav{
  display: flex;
  overflow-x: auto;
  gap: 0.5rem;
  padding: 0.25rem 0.25rem 0.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--c-accent) rgba(255,255,255,0.05);
}

.page-faq .faq-cat-title{
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--c-text);
  padding: 0.6rem 0.75rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--faq-line);
  white-space: nowrap;
}

.page-faq .faq-cat-link{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  border: 1px solid var(--faq-line);
  background: rgba(255,255,255,0.03);
  color: var(--c-text);
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}

.page-faq .faq-cat-link:hover{
  border-color: var(--c-accent);
  background: var(--faq-orange-glow);
  color: var(--c-white);
}

.page-faq .faq-cat-link.is-current{
  border-color: var(--c-accent);
  color: var(--c-white);
  background: linear-gradient(135deg, rgba(255,107,0,0.22), rgba(255,107,0,0.04));
}

.page-faq .faq-cat-num{
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-data);
}

.page-faq .faq-aside-card{
  padding: 1rem;
  background: var(--c-deep-2);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-aside-card img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-aside-card p{
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(229,233,240,0.75);
  margin: 0.75rem 0 1rem;
}

.page-faq .faq-aside-card .btn{
  width: 100%;
  justify-content: center;
}

.page-faq .faq-main{
  min-width: 0;
}

.page-faq .faq-hero-visual{
  position: relative;
  overflow: hidden;
  margin-bottom: 2rem;
  border: 1px solid var(--faq-line);
}

.page-faq .faq-hero-visual img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero-visual::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 55%, rgba(10,31,68,0.65));
  pointer-events: none;
}

.page-faq .faq-section{
  margin-bottom: 3rem;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-faq .faq-section-head{
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255,107,0,0.4);
  clip-path: polygon(0 0, calc(100% - 0.75rem) 0, 100% 100%, 0 100%);
}

.page-faq .faq-section-head::after{
  content: "";
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, rgba(255,107,0,0.6), transparent);
}

.page-faq .faq-section-num{
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.page-faq .faq-section-head h2{
  font-family: var(--font-title);
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--c-white);
  margin: 0;
}

.page-faq .faq-item{
  margin: 0 0 0.75rem;
  border: 1px solid var(--faq-line);
  background: rgba(255,255,255,0.025);
  transition: border-color 0.3s, background 0.3s;
}

.page-faq .faq-item[open]{
  border-color: rgba(255,107,0,0.4);
  background: linear-gradient(135deg, rgba(255,107,0,0.06), rgba(255,255,255,0.02));
}

.page-faq .faq-item summary{
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.page-faq .faq-item summary::-webkit-details-marker{
  display: none;
}

.page-faq .faq-item summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  line-height: 1;
  color: var(--c-accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.page-faq .faq-item[open] summary::after{
  transform: rotate(45deg);
}

.page-faq .faq-item summary:hover .faq-q-text{
  color: var(--c-accent);
}

.page-faq .faq-q-num{
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-data);
  background: var(--faq-green-glow);
  border: 1px solid rgba(57,255,20,0.25);
  padding: 0.2rem 0.5rem;
}

.page-faq .faq-q-text{
  min-width: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.4;
  color: var(--c-white);
  transition: color 0.2s;
}

.page-faq .faq-a{
  padding: 0 1.25rem 1.25rem;
  color: rgba(229,233,240,0.85);
  font-size: 0.95rem;
  line-height: 1.7;
  display: none;
}

.page-faq .faq-item[open] .faq-a{
  display: block;
  animation: faq-fade 0.3s ease;
}

.page-faq .faq-a a{
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,107,0,0.4);
  transition: color 0.2s, border-color 0.2s;
}

.page-faq .faq-a a:hover{
  color: var(--c-white);
  border-color: var(--c-white);
}

.page-faq .faq-a p{
  margin: 0 0 0.5rem;
}

.page-faq .faq-more{
  display: inline-block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-more:hover{
  color: var(--c-white);
  border-bottom-color: var(--c-white);
}

@keyframes faq-fade{
  from{
    opacity: 0;
    transform: translateY(-6px);
  }
  to{
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 960px){
  .page-faq{
    padding: 2.5rem 0 5rem;
  }

  .page-faq .faq-title-row{
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    margin: 2rem 0 2.5rem;
  }

  .page-faq h1{
    font-size: 3.25rem;
    margin: 0.75rem 0 1rem;
  }

  .page-faq .faq-layout{
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    align-items: start;
    gap: 3rem;
  }

  .page-faq .faq-aside{
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    flex-direction: column;
    gap: 1.5rem;
  }

  .page-faq .faq-cat-nav{
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    gap: 0.25rem;
    padding: 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--faq-line);
  }

  .page-faq .faq-cat-title{
    writing-mode: vertical-rl;
    align-self: flex-start;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    padding: 0.5rem 0.4rem;
    background: none;
    border: 1px solid rgba(255,107,0,0.4);
  }

  .page-faq .faq-cat-link{
    border: none;
    border-left: 3px solid transparent;
    background: none;
    border-radius: 0;
    font-size: 0.95rem;
  }

  .page-faq .faq-cat-link.is-current{
    border-left-color: var(--c-accent);
    background: linear-gradient(90deg, rgba(255,107,0,0.18), transparent);
  }

  .page-faq .faq-cat-link:hover{
    border-left-color: var(--c-accent);
    background: linear-gradient(90deg, var(--faq-orange-glow), transparent);
  }

  .page-faq .faq-a{
    padding: 0 1.5rem 1.5rem 4.75rem;
  }

  .page-faq .faq-item summary{
    padding: 1.1rem 1.5rem;
  }
}