.page-faq {
  --faq-green: #00A651;
  --faq-blue: #00BFFF;
  --faq-gold: #FFD700;
  --faq-terracotta: #C67B5C;
  --faq-panel: #111B16;
  --faq-elevated: #1C2B22;
  --faq-grid-line: rgba(46, 74, 62, 0.6);
  --faq-text-dim: #8B9B95;
  --faq-text: #E5EEE9;
  --faq-radius: 2px;
  --faq-border: 1px solid var(--faq-grid-line);
  background-color: #0A0F0D;
  color: var(--faq-text);
  font-family: 'Roboto Condensed', 'Noto Sans SC', 'PingFang SC', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: 16px;
}

/* ===== Hero ===== */
.faq-hero {
  position: relative;
  border-bottom: 1px solid rgba(0, 166, 81, 0.35);
  background: linear-gradient(135deg, #0A0F0D 0%, #0E1913 55%, #111B16 100%);
  overflow: hidden;
  padding-block: 32px 40px;
}

.faq-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(46, 74, 62, 0.25) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 74, 62, 0.25) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.faq-hero__grid::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #00A651 0%, #00BFFF 50%, #FFD700 100%);
  opacity: 0.8;
}

.faq-hero__inner {
  position: relative;
  z-index: 1;
}

.faq-hero__content {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: stretch;
  margin-top: 24px;
}

.faq-hero__text {
  flex: 1 1 420px;
  padding-right: 8px;
}

.faq-hero__index {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.35em;
  color: var(--faq-green);
  margin: 0 0 12px;
}

.faq-hero__title {
  font-family: 'Arial Black', 'Noto Sans SC Black', 'Source Han Sans CN Heavy', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  line-height: 1.22;
  margin: 0 0 14px;
  color: var(--faq-text);
  letter-spacing: 0.02em;
}

.faq-hero__desc {
  font-size: 1rem;
  color: var(--faq-text-dim);
  max-width: 520px;
  margin: 0 0 24px;
}

.faq-search {
  position: relative;
  max-width: 520px;
  background: rgba(17, 27, 22, 0.75);
  border: 1px solid rgba(46, 74, 62, 0.8);
  border-radius: 2px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 10px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-search:focus-within {
  border-color: var(--faq-green);
  box-shadow: 0 0 0 3px rgba(0, 166, 81, 0.15);
}

.faq-search__icon {
  color: var(--faq-green);
  flex-shrink: 0;
}

.faq-search__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--faq-text);
  font-family: inherit;
  font-size: 0.95rem;
  padding-block: 14px;
}

.faq-search__input::placeholder {
  color: rgba(139, 155, 149, 0.7);
}

.faq-search__hint {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  color: var(--faq-text-dim);
  white-space: nowrap;
}

.faq-hero__visual {
  flex: 1 1 380px;
  position: relative;
  display: flex;
  align-items: center;
  min-height: 260px;
}

.faq-hero__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(0, 166, 81, 0.3);
  border-radius: 2px;
  display: block;
}

.faq-hero__steps {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.faq-hero__step {
  background: rgba(10, 15, 13, 0.85);
  border: 1px solid rgba(0, 191, 255, 0.4);
  color: #00BFFF;
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.68rem;
  padding: 4px 8px;
  letter-spacing: 0.15em;
  border-radius: 2px;
}

/* ===== Layout ===== */
.faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-block: 40px 64px;
}

/* ===== Sidebar ===== */
.faq-sidebar {
  display: block;
}

.faq-sidebar__label {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--faq-text-dim);
  margin: 0 0 16px;
  border-bottom: 1px solid var(--faq-grid-line);
  padding-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-sidebar__label::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--faq-green);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(0, 166, 81, 0.6);
}

.faq-toc {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border: 1px solid var(--faq-grid-line);
  background: rgba(17, 27, 22, 0.4);
}

.faq-toc__item {
  border-bottom: 1px solid var(--faq-grid-line);
}

.faq-toc__item:last-child {
  border-bottom: none;
}

.faq-toc__link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  text-decoration: none;
  color: var(--faq-text);
  border-left: 3px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.faq-toc__link:hover,
.faq-toc__link:focus-visible {
  background: rgba(28, 43, 34, 0.85);
  border-left-color: var(--faq-green);
  outline: none;
}

.faq-toc__link--green:focus-visible,
.faq-toc__link--green:hover {
  border-left-color: var(--faq-green);
}

.faq-toc__link--blue:focus-visible,
.faq-toc__link--blue:hover {
  border-left-color: var(--faq-blue);
}

.faq-toc__link--gold:focus-visible,
.faq-toc__link--gold:hover {
  border-left-color: var(--faq-gold);
}

.faq-toc__link--terracotta:focus-visible,
.faq-toc__link--terracotta:hover {
  border-left-color: var(--faq-terracotta);
}

.faq-toc__num {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.75rem;
  color: var(--faq-text-dim);
  min-width: 28px;
}

.faq-toc__text {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.faq-sidebar__note {
  border: 1px dashed rgba(0, 166, 81, 0.35);
  background: rgba(17, 27, 22, 0.5);
  padding: 16px;
}

.faq-sidebar__note-label {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--faq-gold);
  margin: 0 0 10px;
}

.faq-sidebar__note-text {
  font-size: 0.85rem;
  color: var(--faq-text-dim);
  margin: 6px 0;
  word-break: break-all;
}

/* ===== Main column ===== */
.faq-main {
  min-width: 0;
}

/* ===== Section ===== */
.faq-section {
  margin-bottom: 48px;
  scroll-margin-top: 24px;
}

.faq-section__head {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border-bottom: 1px solid rgba(0, 166, 81, 0.35);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.faq-section__head::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 64px;
  height: 2px;
}

.faq-section__head--green::after { background: var(--faq-green); }
.faq-section__head--blue::after { background: var(--faq-blue); }
.faq-section__head--gold::after { background: var(--faq-gold); }
.faq-section__head--terracotta::after { background: var(--faq-terracotta); }

.faq-section__index {
  flex-shrink: 0;
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 2.2rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 166, 81, 0.5);
  line-height: 1;
  padding-top: 2px;
}

.faq-section__head--green .faq-section__index { -webkit-text-stroke-color: rgba(0, 166, 81, 0.6); }
.faq-section__head--blue .faq-section__index { -webkit-text-stroke-color: rgba(0, 191, 255, 0.6); }
.faq-section__head--gold .faq-section__index { -webkit-text-stroke-color: rgba(255, 215, 0, 0.6); }
.faq-section__head--terracotta .faq-section__index { -webkit-text-stroke-color: rgba(198, 123, 92, 0.6); }

.faq-section__title {
  font-family: 'Arial Black', 'Noto Sans SC Black', 'Source Han Sans CN Heavy', sans-serif;
  font-size: 1.5rem;
  line-height: 1.25;
  margin: 0 0 4px;
}

.faq-section__desc {
  color: var(--faq-text-dim);
  font-size: 0.85rem;
  margin: 0;
}

.faq-section__icon {
  width: 120px;
  max-width: 120px;
  height: auto;
  border: 1px solid rgba(46, 74, 62, 0.5);
  border-radius: 2px;
  margin-left: auto;
}

/* Color accents for sections */
#faq-account { border-left: 3px solid var(--faq-green); padding-left: 16px; }
#faq-download { border-left: 3px solid var(--faq-blue); padding-left: 16px; }
#faq-fee { border-left: 3px solid var(--faq-gold); padding-left: 16px; }
#faq-data { border-left: 3px solid var(--faq-terracotta); padding-left: 16px; }
#faq-usage { border-left: 3px solid rgba(0, 166, 81, 0.55); padding-left: 16px; }
#faq-contact { border-left: 3px solid rgba(0, 191, 255, 0.55); padding-left: 16px; }

/* ===== Accordion ===== */
.faq-qa {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid var(--faq-grid-line);
  background: rgba(17, 27, 22, 0.6);
  transition: border-color 0.25s ease, background-color 0.25s ease, margin 0.25s ease;
  scroll-margin-top: 20px;
}

.faq-item:hover {
  border-color: rgba(0, 166, 81, 0.4);
  background: rgba(28, 43, 34, 0.7);
}

.faq-item__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  background: transparent;
  border: none;
  padding: 16px;
  cursor: pointer;
  text-align: left;
  color: var(--faq-text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  transition: background-color 0.15s ease;
}

.faq-item__trigger:hover,
.faq-item__trigger:focus-visible {
  outline: none;
  background: rgba(28, 43, 34, 0.9);
}

.faq-item__mark {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  color: var(--faq-text-dim);
  border: 1px solid rgba(46, 74, 62, 0.6);
  padding: 2px 6px;
  border-radius: 2px;
  flex-shrink: 0;
  background: rgba(10, 15, 13, 0.4);
}

.faq-item__title {
  flex: 1;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.faq-item__caret {
  width: 16px;
  height: 16px;
  position: relative;
  flex-shrink: 0;
}

.faq-item__caret::before,
.faq-item__caret::after {
  content: '';
  position: absolute;
  background: var(--faq-green);
  transition: transform 0.25s ease;
}

.faq-item__caret::before {
  top: 7.5px;
  left: 2px;
  width: 12px;
  height: 1px;
}

.faq-item__caret::after {
  top: 2px;
  left: 7.5px;
  width: 1px;
  height: 12px;
}

.faq-item__trigger[aria-expanded="true"] .faq-item__caret::after {
  transform: scaleY(0);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding-inline: 16px;
  border-top: 1px solid transparent;
}

.faq-item.is-open .faq-item__answer {
  max-height: 400px;
  padding-block: 0 16px;
  border-top-color: rgba(46, 74, 62, 0.4);
}

.faq-item__answer p {
  margin: 0;
  color: #B9C6C0;
  font-size: 0.9rem;
  line-height: 1.75;
  padding-top: 14px;
}

.faq-item__answer a {
  color: var(--faq-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.faq-item__answer a:hover,
.faq-item__answer a:focus-visible {
  color: var(--faq-gold);
}

.faq-num {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  color: var(--faq-gold);
  font-weight: 700;
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.25);
  padding: 1px 6px;
  border-radius: 2px;
  white-space: nowrap;
}

/* Section specific answers accent */
#faq-account .faq-item.is-open .faq-item__caret::before,
#faq-account .faq-item.is-open .faq-item__caret::after,
#faq-account .faq-item__caret::before,
#faq-account .faq-item__caret::after {
  background: var(--faq-green);
}

#faq-download .faq-item__caret::before,
#faq-download .faq-item__caret::after,
#faq-download .faq-item.is-open .faq-item__caret::before,
#faq-download .faq-item.is-open .faq-item__caret::after {
  background: var(--faq-blue);
}

#faq-fee .faq-item__caret::before,
#faq-fee .faq-item__caret::after,
#faq-fee .faq-item.is-open .faq-item__caret::before,
#faq-fee .faq-item.is-open .faq-item__caret::after {
  background: var(--faq-gold);
}

#faq-data .faq-item__caret::before,
#faq-data .faq-item__caret::after,
#faq-data .faq-item.is-open .faq-item__caret::before,
#faq-data .faq-item.is-open .faq-item__caret::after {
  background: var(--faq-terracotta);
}

#faq-usage .faq-item__caret::before,
#faq-usage .faq-item__caret::after,
#faq-usage .faq-item.is-open .faq-item__caret::before,
#faq-usage .faq-item.is-open .faq-item__caret::after {
  background: rgba(0, 166, 81, 0.7);
}

/* ===== Inline band for section descriptor ===== */
.faq-section__band {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  color: var(--faq-text-dim);
  border-left: 2px solid currentColor;
  padding-left: 8px;
  margin-top: 8px;
}

/* ===== Contact section ===== */
.faq-section--contact {
  margin-top: 8px;
}

.faq-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.faq-contact-card {
  border: 1px solid var(--faq-grid-line);
  background: rgba(17, 27, 22, 0.6);
  padding: 16px;
  position: relative;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.faq-contact-card:hover {
  border-color: rgba(0, 191, 255, 0.45);
  transform: translateY(-2px);
}

.faq-contact-card__label {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--faq-text-dim);
  display: block;
  margin-bottom: 8px;
}

.faq-contact-card__value {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 1rem;
  color: var(--faq-text);
  margin: 0;
  word-break: break-all;
}

.faq-contact-card--phone .faq-contact-card__label {
  color: var(--faq-terracotta);
}

.faq-contact-note {
  font-size: 0.85rem;
  color: var(--faq-text-dim);
  border-left: 3px solid rgba(255, 215, 0, 0.4);
  padding-left: 14px;
  margin: 16px 0 0;
}

.faq-contact-note a {
  color: var(--faq-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 191, 255, 0.4);
}

.faq-contact-note a:hover,
.faq-contact-note a:focus-visible {
  color: var(--faq-gold);
  border-bottom-color: rgba(255, 215, 0, 0.6);
}

/* ===== Related pathways ===== */
.faq-related {
  border-top: 1px solid rgba(46, 74, 62, 0.7);
  margin-top: 56px;
  padding-top: 24px;
}

.faq-related__inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-related__label {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--faq-text-dim);
  margin: 0;
}

.faq-related__links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.faq-related__link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--faq-grid-line);
  border-left: 3px solid rgba(0, 166, 81, 0.5);
  text-decoration: none;
  color: var(--faq-text);
  transition: background-color 0.2s ease, border-color 0.2s ease;
  background: rgba(17, 27, 22, 0.4);
}

.faq-related__link:hover,
.faq-related__link:focus-visible {
  background: rgba(28, 43, 34, 0.85);
  border-left-color: var(--faq-gold);
  outline: none;
}

.faq-related__num {
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.75rem;
  color: var(--faq-gold);
  min-width: 36px;
}

.faq-related__text {
  font-size: 0.9rem;
  font-weight: 500;
}

/* ===== Search filter hidden state ===== */
.faq-item[data-filter-hidden="true"] {
  display: none;
}

.faq-section[data-section-hidden="true"] {
  display: none;
}

/* ===== Empty search state ===== */
.faq-search-empty {
  border: 1px solid rgba(198, 123, 92, 0.4);
  background: rgba(198, 123, 92, 0.08);
  padding: 20px;
  margin: 24px 0 0;
  text-align: left;
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
  font-size: 0.85rem;
  color: var(--faq-text-dim);
}

.faq-search-empty p {
  margin: 6px 0;
}

.faq-search-empty__title {
  color: var(--faq-terracotta);
  font-weight: 700;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  margin-bottom: 24px;
}

.breadcrumb__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  font-size: 0.8rem;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: '/';
  color: rgba(139, 155, 149, 0.5);
  font-family: 'JetBrains Mono', 'Roboto Mono', monospace;
}

.breadcrumb__link {
  text-decoration: none;
  color: var(--faq-text-dim);
  transition: color 0.15s ease;
}

.breadcrumb__link:hover,
.breadcrumb__link:focus-visible {
  color: var(--faq-green);
  outline: none;
}

.breadcrumb__link[aria-current="page"] {
  color: var(--faq-text);
}

/* ===== Global class alignment ===== */
.text-gold {
  color: var(--faq-gold);
}

.text-blue {
  color: var(--faq-blue);
}

.text-green {
  color: var(--faq-green);
}

/* ===== Media queries ===== */
@media (min-width: 768px) {
  .container {
    padding-inline: 24px;
  }

  .faq-hero {
    padding-block: 40px 48px;
  }

  .faq-hero__title {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
  }

  .faq-search {
    padding: 0 16px;
  }

  .faq-search__input {
    padding-block: 14px;
    font-size: 1rem;
  }

  .faq-layout {
    grid-template-columns: 240px 1fr;
    gap: 40px;
    padding-block: 48px 80px;
  }

  .faq-sidebar {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .faq-section__head {
    gap: 20px;
    align-items: center;
  }

  .faq-section__title {
    font-size: 1.75rem;
  }

  .faq-section__index {
    font-size: 2.6rem;
  }

  .faq-item__trigger {
    padding: 16px 18px;
    font-size: 1.02rem;
  }

  .faq-item__mark {
    font-size: 0.7rem;
    padding: 2px 10px;
  }

  .faq-contact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .faq-related__links {
    flex-direction: row;
    gap: 10px;
  }

  .faq-related__link {
    flex: 1;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: 32px;
  }

  .faq-hero__content {
    gap: 48px;
    align-items: center;
  }

  .faq-hero__text {
    flex: 1 1 460px;
  }

  .faq-hero__visual {
    flex: 1 1 420px;
  }

  .faq-layout {
    grid-template-columns: 260px 1fr;
    gap: 56px;
  }

  .faq-sidebar {
    top: 32px;
  }

  .faq-section__icon {
    width: 140px;
    max-width: 140px;
  }
}

@media (max-width: 480px) {
  .faq-search__hint {
    display: none;
  }

  .faq-section__head {
    flex-wrap: wrap;
  }

  .faq-section__icon {
    width: 80px;
    max-width: 80px;
    margin-left: 0;
  }

  .faq-item__title {
    font-size: 0.9rem;
  }

  .faq-hero__visual {
    min-height: 0;
  }

  .faq-hero__steps {
    position: static;
    margin-top: 8px;
  }
}