.page-faq {
  --faq-accent: #C6FF3D;
  --faq-alt: #FF7A2F;
  --faq-wine: #5C1A2B;
  --faq-indigo: #2E1A5C;
  --faq-bg: #0B1D28;
  --faq-bg-elevated: #122A3A;
  --faq-text: #F2EFE9;
  --faq-muted: #9BB0B8;
  position: relative;
  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;
  padding: 28px 20px 80px;
  overflow-x: hidden;
}

.breadcrumb {
  max-width: 1240px;
  margin: 0 auto 28px;
  padding-left: 4px;
}

.page-faq__hero {
  position: relative;
  max-width: 1240px;
  margin: 0 auto 48px;
  border: 1px solid rgba(194, 231, 245, 0.18);
  background: linear-gradient(135deg, #102A3A 0%, #0B1D28 64%, #163044 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 42px) 100%, 0 100%);
  min-height: 300px;
  display: flex;
  align-items: stretch;
}

.page-faq__hero-grid {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 86% 20%, rgba(198, 255, 61, 0.10) 0, transparent 180px),
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: auto, 36px 36px, 36px 36px;
  pointer-events: none;
}

.page-faq__hero-img {
  width: 42%;
  max-width: 500px;
  object-fit: cover;
  object-position: center;
  border-right: 1px solid rgba(194, 231, 245, 0.18);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 62%, 0 100%);
  display: block;
  min-height: 300px;
}

.page-faq__hero-copy {
  position: relative;
  flex: 1;
  padding: 56px 44px 44px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 1;
}

.page-faq__hero-copy .page-head__index {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--faq-accent, #C6FF3D);
  margin-bottom: 18px;
  text-transform: uppercase;
}

.page-faq__hero-copy .page-head__title {
  font-family: 'Archivo', 'Arial Black', sans-serif;
  font-weight: 900;
  font-size: 1.75rem;
  line-height: 1.12;
  color: var(--faq-text, #F2EFE9);
  margin: 0 0 18px;
  letter-spacing: -0.02em;
  max-width: 13em;
}

.page-faq__hero-copy .page-head__lead {
  font-family: 'Noto Sans SC', 'PingFang SC', sans-serif;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--faq-muted, #9BB0B8);
  margin: 0;
  max-width: 40em;
}

.page-faq__index {
  max-width: 1240px;
  margin: 0 auto 64px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-faq__index-item {
  position: relative;
  display: block;
  text-decoration: none;
  padding: 22px 18px 18px;
  border: 1px solid rgba(194, 231, 245, 0.18);
  background: var(--faq-bg-elevated, #122A3A);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
  min-height: 110px;
}

.page-faq__index-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 48px;
  height: 3px;
}

.page-faq__index-item--data::before { background: var(--faq-accent, #C6FF3D); }
.page-faq__index-item--use::before { background: var(--faq-alt, #FF7A2F); }
.page-faq__index-item--access::before { background: #7BC8F4; }
.page-faq__index-item--support::before { background: #C678DD; }

.page-faq__index-item:hover,
.page-faq__index-item:focus-visible {
  transform: translate(-2px, -2px);
  border-color: rgba(198, 255, 61, 0.45);
  box-shadow: 4px 4px 0 rgba(198, 255, 61, 0.08);
  outline: none;
}

.page-faq__index-item--use:hover,
.page-faq__index-item--use:focus-visible {
  border-color: rgba(255, 122, 47, 0.5);
  box-shadow: 4px 4px 0 rgba(255, 122, 47, 0.12);
}

.page-faq__index-no {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.7rem;
  color: var(--faq-muted, #9BB0B8);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 10px;
}

.page-faq__index-name {
  font-family: 'Archivo', 'Noto Sans SC', 'PingFang SC', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--faq-text, #F2EFE9);
  display: block;
  margin-bottom: 6px;
}

.page-faq__index-desc {
  font-size: 0.8rem;
  color: var(--faq-muted, #9BB0B8);
  display: block;
  line-height: 1.5;
}

.page-faq__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  max-width: 1240px;
}

.page-faq__sidebar {
  display: none;
}

.page-faq__content {
  min-width: 0;
}

.page-faq__q-section {
  margin-bottom: 72px;
  position: relative;
}

.page-faq__q-section--use {
  padding-top: 12px;
  border-top: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__q-section--access {
  border-top: 1px solid rgba(194, 231, 245, 0.14);
  padding-top: 40px;
}

.page-faq__q-section--support {
  border-top: 1px solid rgba(194, 231, 245, 0.14);
  padding-top: 40px;
}

.page-faq__q-head {
  margin-bottom: 28px;
}

.page-faq__q-head .section__index {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
  color: var(--faq-accent, #C6FF3D);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 10px;
}

.page-faq__q-head .section__title {
  font-family: 'Archivo', 'Noto Sans SC', 'PingFang SC', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--faq-text, #F2EFE9);
  margin: 0 0 10px;
}

.page-faq__q-head .section__lead {
  font-size: 0.88rem;
  color: var(--faq-muted, #9BB0B8);
  line-height: 1.65;
  margin: 0;
  max-width: 52em;
}

.page-faq__data-img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border: 1px solid rgba(194, 231, 245, 0.18);
  margin: 0 0 26px;
  clip-path: polygon(0 0, calc(100% - 36px) 0, 100% 36px, 100% 100%, 36px 100%, 0 calc(100% - 36px));
  object-fit: cover;
}

.page-faq__accordion {
  border-top: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__acc-item {
  border-bottom: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__acc-item h3 {
  margin: 0;
  font-size: inherit;
}

.page-faq__acc-btn {
  width: 100%;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 14px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: 'Noto Sans SC', 'PingFang SC', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--faq-text, #F2EFE9);
  line-height: 1.5;
  transition: color 0.2s ease, background 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

.page-faq__acc-btn:hover,
.page-faq__acc-btn:focus-visible {
  color: var(--faq-accent, #C6FF3D);
  background: rgba(198, 255, 61, 0.04);
  outline: none;
}

.page-faq__acc-btn[aria-expanded="true"] .page-faq__acc-no {
  color: var(--faq-accent, #C6FF3D);
}

.page-faq__acc-no {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.72rem;
  color: var(--faq-muted, #9BB0B8);
  flex-shrink: 0;
  min-width: 2.2em;
  padding-top: 4px;
}

.page-faq__acc-item[data-open] .page-faq__acc-no,
.page-faq__acc-btn[aria-expanded="true"] .page-faq__acc-no {
  color: var(--faq-accent, #C6FF3D);
}

.accordion__panel[data-open] {
  display: block;
}

.accordion__panel:not([data-open]) {
  display: none;
}

.page-faq__acc-item[data-open] .accordion__panel {
  display: block;
}

.page-faq__acc-item:not([data-open]) .accordion__panel {
  display: none;
}

.accordion__panel-inner {
  padding: 2px 14px 22px;
  color: var(--faq-muted, #9BB0B8);
  font-size: 0.88rem;
  line-height: 1.75;
}

.page-faq__acc-item[data-open] .accordion__panel-inner {
  border-left: 2px solid rgba(198, 255, 61, 0.5);
  padding-left: 24px;
  margin-left: 28px;
  color: #C6D0D5;
}

.accordion__panel-inner p {
  margin: 0 0 10px;
}

.accordion__panel-inner p:last-child {
  margin-bottom: 0;
}

.page-faq__tabs {
  margin-bottom: 24px;
}

.page-faq__tab-list {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(194, 231, 245, 0.18);
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.page-faq__tab-btn {
  background: transparent;
  border: none;
  font-family: 'Noto Sans SC', 'PingFang SC', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--faq-muted, #9BB0B8);
  padding: 12px 18px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  transition: color 0.2s ease, border-color 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

.page-faq__tab-btn[aria-selected="true"] {
  color: var(--faq-text, #F2EFE9);
  border-bottom-color: var(--faq-accent, #C6FF3D);
}

.page-faq__tab-btn:hover,
.page-faq__tab-btn:focus-visible {
  color: var(--faq-text, #F2EFE9);
  outline: none;
}

.page-faq__tab-btn:focus-visible {
  background: rgba(198, 255, 61, 0.07);
}

.page-faq__tab-panel {
  min-height: 140px;
}

.tabs__panel[hidden] {
  display: none;
}

.page-faq__acc-list {
  border-top: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__support-card {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid rgba(194, 231, 245, 0.2);
  background:
    linear-gradient(140deg, rgba(46, 26, 92, 0.55) 0%, rgba(11, 29, 40, 0.9) 48%, rgba(92, 26, 43, 0.35) 100%),
    var(--faq-bg-elevated, #122A3A);
  margin-top: 24px;
  position: relative;
  overflow: hidden;
}

.page-faq__support-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(to bottom, var(--faq-accent, #C6FF3D), var(--faq-alt, #FF7A2F));
}

.page-faq__support-main {
  padding: 28px 22px 22px;
}

.page-faq__support-tag {
  display: inline-block;
  margin-bottom: 14px;
}

.page-faq__support-title {
  font-family: 'Archivo', 'Noto Sans SC', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--faq-text, #F2EFE9);
}

.page-faq__support-mail {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 1rem;
  color: var(--faq-accent, #C6FF3D);
  margin: 0 0 12px;
  word-break: break-all;
}

.page-faq__support-note {
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--faq-muted, #9BB0B8);
  margin: 0 0 20px;
  max-width: 46em;
}

.page-faq__support-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__support-meta div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__support-meta dt {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faq-muted, #9BB0B8);
}

.page-faq__support-meta dd {
  margin: 0;
  font-size: 0.88rem;
  color: var(--faq-text, #F2EFE9);
}

.page-faq__support-side {
  background: rgba(11, 29, 40, 0.6);
  padding: 20px 22px 26px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  border-top: 1px solid rgba(194, 231, 245, 0.14);
}

.page-faq__support-side-title {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faq-accent, #C6FF3D);
  margin-bottom: 4px;
}

.page-faq__support-link {
  min-width: 160px;
  justify-content: center;
}

.page-faq__bottom-cta {
  margin-top: 8px;
  border: 1px solid rgba(255, 122, 47, 0.35);
  background:
    linear-gradient(120deg, rgba(255, 122, 47, 0.08), transparent 40%),
    var(--faq-bg-elevated, #122A3A);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 0 100%);
}

.page-faq__bottom-cta-inner {
  padding: 30px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.page-faq__bottom-cta-no {
  font-family: 'Archivo', 'Arial Black', sans-serif;
  font-weight: 900;
  font-size: 2.75rem;
  line-height: 1;
  color: var(--faq-alt, #FF7A2F);
  flex-shrink: 0;
}

.page-faq__bottom-cta-text {
  flex: 1;
  min-width: 200px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--faq-muted, #9BB0B8);
  margin: 0;
}

.page-faq__bottom-cta-btn {
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .page-faq {
    padding: 36px 32px 96px;
  }

  .page-faq__hero-copy {
    padding: 64px 52px 52px;
  }

  .page-faq__hero-copy .page-head__title {
    font-size: 2.25rem;
  }

  .page-faq__index {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .page-faq__index-item {
    min-height: 128px;
  }

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

  .page-faq__support-meta div {
    border-bottom: none;
    border-right: 1px solid rgba(194, 231, 245, 0.14);
    padding: 12px 16px 12px 0;
  }

  .page-faq__support-meta div:last-child {
    border-right: none;
  }

  .page-faq__support-side {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    border-top: 1px solid rgba(194, 231, 245, 0.14);
  }

  .page-faq__support-side-title {
    margin-bottom: 0;
    margin-right: auto;
  }
}

@media (min-width: 900px) {
  .page-faq__hero {
    margin-bottom: 56px;
  }

  .page-faq__body {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 64px;
  }

  .page-faq__sidebar {
    display: block;
    position: sticky;
    top: 108px;
    align-self: start;
    padding-top: 8px;
  }

  .page-faq__sidebar-label {
    font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: var(--faq-muted, #9BB0B8);
    display: block;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(194, 231, 245, 0.18);
  }

  .page-faq__anchor-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .page-faq__anchor-list a {
    display: block;
    font-size: 0.85rem;
    color: var(--faq-muted, #9BB0B8);
    text-decoration: none;
    padding: 7px 10px;
    border-left: 2px solid rgba(194, 231, 245, 0.14);
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  }

  .page-faq__anchor-list a:hover,
  .page-faq__anchor-list a:focus-visible {
    color: var(--faq-text, #F2EFE9);
    border-left-color: var(--faq-accent, #C6FF3D);
    background: rgba(198, 255, 61, 0.04);
    outline: none;
  }

  .page-faq__q-section {
    margin-bottom: 88px;
  }

  .page-faq__support-card {
    grid-template-columns: minmax(0, 1fr) 240px;
  }

  .page-faq__support-side {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    border-top: none;
    border-left: 1px solid rgba(194, 231, 245, 0.14);
  }

  .page-faq__support-side-title {
    margin-bottom: 8px;
  }

  .page-faq__bottom-cta-inner {
    padding: 36px 40px;
  }
}

@media (min-width: 1180px) {
  .page-faq__hero-copy .page-head__title {
    font-size: 2.75rem;
  }

  .page-faq__hero-img {
    width: 38%;
  }

  .page-faq__bottom-cta-no {
    font-size: 3.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq__index-item,
  .page-faq__anchor-list a,
  .page-faq__acc-btn,
  .page-faq__tab-btn {
    transition: none;
  }

  .page-faq__index-item:hover,
  .page-faq__index-item:focus-visible {
    transform: none;
  }
}