.page-faq {
  --faq-side: 232px;
  --faq-accent: var(--green);
  color: var(--white);
  background: var(--ink);
}

.page-faq #rankings { --accent: var(--blue); }
.page-faq #fees { --accent: var(--orange); }
.page-faq #versions { --accent: var(--green); }
.page-faq #account { --accent: var(--grey); }
.page-faq #coop { --accent: var(--paper); }

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 30px 0 42px;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--green), var(--line-soft) 46%, transparent);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero h1 {
  margin: 16px 0 0;
  font-size: clamp(36px, 6vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 800;
  color: var(--white);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), 0 100%);
}

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

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--white);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-faq .faq-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--tag-dot, var(--green));
}

.page-faq .faq-tag:hover {
  border-color: var(--tag-dot, var(--green));
  background: var(--navy);
  transform: translateY(-1px);
}

.page-faq .faq-tag--rank { --tag-dot: var(--blue); }
.page-faq .faq-tag--fee { --tag-dot: var(--orange); }
.page-faq .faq-tag--ver { --tag-dot: var(--green); }
.page-faq .faq-tag--use { --tag-dot: var(--grey); }
.page-faq .faq-tag--coop { --tag-dot: var(--paper); }

/* ---------- Two column .page-faq ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 34px;
  padding: 40px 0 8px;
}

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

.page-faq .faq-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-faq .faq-index {
  display: grid;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-index__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 8px;
  align-items: center;
  gap: 10px;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--grey);
  text-decoration: none;
  transition: color 0.22s var(--ease), padding-left 0.22s var(--ease);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item.is-active {
  color: var(--white);
  padding-left: 8px;
}

.page-faq .faq-index__idx {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--line);
}

.page-faq .faq-index__item.is-active .faq-index__idx {
  color: var(--green);
}

.page-faq .faq-index__txt {
  font-size: 14px;
  letter-spacing: 0.01em;
}

.page-faq .faq-index__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  justify-self: end;
  background: var(--dot, var(--green));
}

.page-faq .faq-index__item--rank { --dot: var(--blue); }
.page-faq .faq-index__item--fee { --dot: var(--orange); }
.page-faq .faq-index__item--ver { --dot: var(--green); }
.page-faq .faq-index__item--use { --dot: var(--grey); }
.page-faq .faq-index__item--coop { --dot: var(--paper); }

.page-faq .faq-side__note {
  padding: 16px;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--green);
  background: var(--navy);
}

.page-faq .faq-side__note-label {
  display: block;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--green);
  margin-bottom: 10px;
}

.page-faq .faq-side__note p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--grey);
}

.page-faq .faq-side__mail {
  font-family: var(--ff-mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--blue);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-side__mail:hover {
  text-decoration: underline;
}

/* ---------- Sections ---------- */
.page-faq .faq-sec {
  scroll-margin-top: 84px;
  padding: 6px 0 36px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-sec:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-sec__top {
  padding: 22px 0 10px;
}

.page-faq .faq-sec__num {
  display: block;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 12px;
}

.page-faq .faq-sec h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-sec h2::after {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  margin-top: 12px;
  background: var(--accent);
}

.page-faq .faq-sec__lede {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--grey);
}

.page-faq .faq-sec__more {
  margin: 18px 0 0;
  font-size: 14px;
}

.page-faq .faq-sec__more a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-sec__more a:hover {
  border-bottom-color: var(--blue);
}

.page-faq .faq-figure {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--navy);
}

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

/* ---------- Q&A ---------- */
.page-faq .qa {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--white);
  transition: color 0.2s var(--ease);
}

.page-faq .qa__q::-webkit-details-marker { display: none; }
.page-faq .qa__q::marker { content: ""; }

.page-faq .qa__q:hover {
  color: var(--accent);
}

.page-faq .qa__mark {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.page-faq .qa__mark::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .qa__mark::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .qa[open] .qa__mark {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.04);
}

.page-faq .qa[open] .qa__mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .qa__a {
  padding: 0 0 20px 36px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

.page-faq .qa__a p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__a a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 167, 255, 0.4);
}

.page-faq .qa__a a:hover {
  border-bottom-color: var(--blue);
}

/* ---------- Steps ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 15px 16px;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--green);
  background: var(--navy);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  counter-increment: faqstep;
  flex: none;
  width: 30px;
  font-family: var(--ff-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--green);
}

.page-faq .faq-steps strong {
  display: block;
  font-size: 15px;
  color: var(--white);
  margin-bottom: 4px;
}

.page-faq .faq-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- Prep panel ---------- */
.page-faq .faq-prep {
  margin: 26px 0 0;
  padding: 30px 22px;
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--green);
  background: linear-gradient(150deg, var(--navy) 0%, var(--pitch) 100%);
}

.page-faq .faq-prep h2 {
  margin: 14px 0 0;
  font-size: clamp(21px, 3vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-prep__grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-faq .faq-prep__item {
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-prep__lab {
  display: block;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--green);
  margin-bottom: 8px;
}

.page-faq .faq-prep__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--grey);
}

.page-faq .faq-prep__contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--white);
}

.page-faq .faq-prep__line a,
.page-faq .faq-prep__line .data-num {
  color: var(--blue);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-prep__line a:hover {
  text-decoration: underline;
}

/* ---------- Responsive ---------- */
@media (min-width: 720px) {
  .page-faq .faq-sec__top--split {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
    gap: 36px;
  }

  .page-faq .faq-prep {
    padding: 40px 36px;
  }

  .page-faq .faq-prep__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .qa__q {
    font-size: 17px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 46px 0 56px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
    gap: 54px;
  }

  .page-faq .faq-body {
    grid-template-columns: var(--faq-side) minmax(0, 1fr);
    gap: 58px;
    padding-top: 52px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-faq .faq-sec {
    padding-bottom: 46px;
    scroll-margin-top: 100px;
  }

  .page-faq .faq-sec__top {
    padding-top: 28px;
  }

  .page-faq .qa__a {
    padding-left: 36px;
    max-width: 46em;
  }

  .page-faq .faq-prep {
    margin-bottom: 24px;
    padding: 44px 48px;
  }
}