.page-faq {
  --faq-rule: 1px solid var(--line);
  --faq-cut: 16px;
}

.page-faq .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  margin-top: clamp(14px, 2vw, 22px);
  padding: clamp(26px, 5vw, 56px) 0 clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 95% at 94% -6%, rgba(0, 224, 255, 0.11), transparent 62%),
    radial-gradient(85% 70% at 2% 104%, rgba(255, 122, 26, 0.08), transparent 66%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  max-width: 17ch;
  font-size: clamp(2.05rem, 5.4vw, 3.7rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero__facts {
  padding: 20px 22px;
  background: var(--panel);
  border: var(--faq-rule);
  border-top: 3px solid var(--cyan);
}

.page-faq .faq-hero__facts-title {
  margin: 0 0 14px;
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .faq-facts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-facts__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-facts__k {
  font-size: 0.9rem;
  color: var(--muted);
}

.page-faq .faq-facts__v {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cyan);
}

/* ---------- 分栏布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  padding-top: clamp(30px, 5vw, 56px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 74px);
    align-items: start;
  }
}

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

/* ---------- 索引轴 ---------- */
.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: var(--fs-label);
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .axis {
  display: grid;
  gap: 2px;
}

@media (min-width: 1000px) {
  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

.page-faq .axis__item {
  display: block;
  padding: 10px 14px;
  border-left: 2px solid var(--line);
  text-decoration: none;
  background: transparent;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .axis__item:hover,
.page-faq .axis__item:focus-visible {
  border-left-color: var(--cyan);
  background: var(--raise);
}

.page-faq .axis__item.is-active {
  border-left-color: var(--orange);
  background: var(--raise);
}

.page-faq .axis__label {
  display: block;
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .axis__title {
  display: block;
  margin-top: 3px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}

.page-faq .axis__note {
  display: block;
  margin-top: 2px;
  font-size: var(--fs-meta);
  color: var(--muted);
}

/* ---------- 区块骨架 ---------- */
.page-faq .faq-block {
  padding-bottom: clamp(30px, 4vw, 48px);
  margin-bottom: clamp(30px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-block__head {
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-faq .faq-block__head h2 {
  margin: 8px 0 0;
  max-width: 22ch;
  font-size: clamp(1.45rem, 3.1vw, 2.15rem);
  font-weight: 800;
  line-height: 1.22;
  color: var(--text);
}

.page-faq .faq-block__head p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-note {
  margin: 18px 0 0;
  max-width: 66ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 224, 255, 0.4);
}

.page-faq .faq-note a:hover,
.page-faq .faq-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 步骤列表 ---------- */
.page-faq .faq-block__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 880px) {
  .page-faq .faq-block__split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
    gap: 26px;
  }
}

.page-faq .step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .step-list__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  background: var(--panel);
  border: var(--faq-rule);
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .step-list__item:hover {
  border-color: var(--cyan);
  background: var(--raise);
}

.page-faq .step-list__num {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--cyan);
}

.page-faq .step-list__text {
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.72;
  color: var(--text);
}

.page-faq .step-list__text strong {
  color: var(--orange);
  font-weight: 700;
}

/* ---------- 图片容器 ---------- */
.page-faq .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .media-frame__cap {
  font-size: var(--fs-meta);
  color: var(--muted);
}

/* ---------- 表格 ---------- */
.page-faq .table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  border: var(--faq-rule);
}

.page-faq .data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.94rem;
}

.page-faq .data-table caption {
  text-align: left;
}

.page-faq .data-table th,
.page-faq .data-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
  border-bottom: 1px solid var(--line);
}

.page-faq .data-table thead th {
  background: var(--raise);
  color: var(--muted);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-faq .data-table tbody td {
  color: var(--text);
}

.page-faq .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .data-table tbody tr:hover td,
.page-faq .data-table tbody tr:focus-within td {
  background: var(--raise);
}

.page-faq .data-table td.is-num {
  font-family: var(--font-mono);
  color: var(--cyan);
  white-space: nowrap;
}

/* ---------- 三档方案 ---------- */
.page-faq .screen-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 24px;
}

@media (min-width: 780px) {
  .page-faq .screen-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .screen-option {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
  background: var(--panel);
  border: var(--faq-rule);
  border-top: 3px solid var(--line);
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .screen-option:hover {
  background: var(--raise);
}

.page-faq .screen-option--a { border-top-color: var(--mint); }
.page-faq .screen-option--b { border-top-color: var(--cyan); }
.page-faq .screen-option--c { border-top-color: var(--orange); }

.page-faq .screen-option .tag {
  justify-self: start;
}

.page-faq .screen-option__name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
}

.page-faq .screen-option__cond {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 手风琴 ---------- */
.page-faq .accordion {
  border-top: var(--faq-rule);
}

.page-faq .accordion__item {
  border-bottom: var(--faq-rule);
}

.page-faq .accordion__trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 16px 15px 18px;
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .accordion__trigger:hover,
.page-faq .accordion__trigger:focus-visible {
  background: var(--raise);
  border-left-color: var(--cyan);
}

.page-faq .accordion__item.is-open .accordion__trigger {
  background: var(--raise);
  border-left-color: var(--orange);
}

.page-faq .accordion__icon {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-faq .accordion__icon::before,
.page-faq .accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 180ms var(--ease), opacity 180ms var(--ease);
}

.page-faq .accordion__icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .accordion__icon::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .accordion__item.is-open .accordion__icon::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .accordion__panel {
  padding: 0 18px 18px 18px;
  border-left: 2px solid var(--line);
}

.page-faq .accordion__panel p {
  margin: 0 0 10px;
  max-width: 66ch;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--muted);
}

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

/* ---------- 会员权益 ---------- */
.page-faq .benefit-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 820px) {
  .page-faq .benefit-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .benefit-group {
  padding: 18px;
  background: var(--panel);
  border: var(--faq-rule);
  border-left: 2px solid var(--cyan);
  transition: background-color 180ms var(--ease);
}

.page-faq .benefit-group:hover {
  background: var(--raise);
}

.page-faq .benefit-group__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-faq .benefit-group__name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
}

.page-faq .benefit-group__count {
  font-size: 0.95rem;
  color: var(--cyan);
}

.page-faq .benefit-group p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 版本查询 ---------- */
.page-faq .query-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 760px) {
  .page-faq .query-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .query-card {
  padding: 18px;
  background: var(--panel);
  border: var(--faq-rule);
  border-top: 3px solid var(--magenta);
  transition: background-color 180ms var(--ease);
}

.page-faq .query-card:hover {
  background: var(--raise);
}

.page-faq .query-card__name {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
}

.page-faq .query-card__desc {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .cmd-block {
  margin-top: 18px;
  padding: 16px 18px;
  background: var(--raise);
  border: var(--faq-rule);
}

.page-faq .cmd-block__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-faq .cmd-block__tag {
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--magenta);
}

.page-faq .cmd-block__link {
  font-size: var(--fs-meta);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 224, 255, 0.4);
}

.page-faq .cmd-block__link:hover,
.page-faq .cmd-block__link:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-faq .cmd-block__line {
  margin: 14px 0 0;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

/* ---------- 人工支持 ---------- */
.page-faq .support-cases {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .support-cases li {
  position: relative;
  padding-left: 22px;
  font-size: 0.97rem;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .support-cases li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

.page-faq .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 780px) {
  .page-faq .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .support-item {
  padding: 16px 18px;
  background: var(--panel);
  border: var(--faq-rule);
  border-left: 2px solid var(--line);
  transition: border-color 180ms var(--ease);
}

.page-faq .support-item:hover {
  border-left-color: var(--cyan);
}

.page-faq .support-item__k {
  margin: 0;
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .support-item__v {
  margin: 8px 0 0;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 520px) {
  .page-faq .faq-hero h1 {
    max-width: none;
    font-size: clamp(1.85rem, 8vw, 2.4rem);
  }

  .page-faq .faq-hero__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
    text-align: center;
  }

  .page-faq .step-list__item {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 10px;
    padding: 12px 13px;
  }

  .page-faq .accordion__trigger {
    padding: 14px 12px 14px 14px;
    font-size: 0.95rem;
  }

  .page-faq .accordion__panel {
    padding: 0 14px 16px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .axis__item,
  .page-faq .step-list__item,
  .page-faq .screen-option,
  .page-faq .benefit-group,
  .page-faq .query-card,
  .page-faq .accordion__trigger,
  .page-faq .accordion__icon::before,
  .page-faq .accordion__icon::after {
    transition: none;
  }
}