.page-faq {
  --faq-narrow: 33rem;
  --faq-line: rgba(255, 255, 255, 0.72);
}

/* ---------- 开场说明带 ---------- */
.page-faq .faq-open {
  position: relative;
  overflow: hidden;
  padding: calc(var(--shell-h) + 26px) 0 clamp(38px, 5vw, 60px);
  background: var(--snow);
}

.page-faq .faq-open::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: min(320px, 42%);
  height: 4px;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
}

.page-faq .faq-open__grid {
  display: grid;
  gap: 28px;
  position: relative;
  z-index: 1;
  margin-top: 18px;
}

.page-faq .faq-open__lead .type-hero {
  margin: 10px 0 16px;
}

.page-faq .faq-open__note {
  align-self: end;
  padding: 20px 22px;
  background: var(--frost);
  border-left: 3px solid var(--blue);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-open__kicker {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-900);
}

.page-faq .faq-open__note ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-open__note li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-faq .faq-open__note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  background: var(--red);
}

@media (min-width: 900px) {
  .page-faq .faq-open__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: end;
  }
}

/* ---------- 问题分组 ---------- */
.page-faq .faq-groups__intro {
  max-width: 40rem;
}

.page-faq .faq-groups {
  list-style: none;
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-faq .faq-groups > li {
  display: flex;
}

.page-faq .faq-group__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  width: 100%;
  padding: 20px 20px 20px 18px;
  background: var(--snow);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--red);
  color: var(--ink-900);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform 0.34s var(--ease), border-color 0.34s var(--ease), background-color 0.34s var(--ease);
}

.page-faq .faq-group__link:hover,
.page-faq .faq-group__link:focus-visible {
  transform: translateY(-3px);
  border-left-color: var(--blue);
  background: var(--snow);
}

.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
}

.page-faq .faq-group__body {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-faq .faq-group__name {
  font-size: 17px;
  font-weight: 800;
  color: var(--ink-900);
}

.page-faq .faq-group__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-faq .faq-group__arrow {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--blue);
  transition: transform 0.34s var(--ease);
}

.page-faq .faq-group__link:hover .faq-group__arrow,
.page-faq .faq-group__link:focus-visible .faq-group__arrow {
  transform: translateX(4px);
}

@media (min-width: 760px) {
  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 兼容等级 ---------- */
.page-faq .section--dark .type-lead {
  color: rgba(255, 255, 255, 0.78);
}

.page-faq .section--dark .eyebrow {
  color: var(--snow);
}

.page-faq .faq-levels {
  margin-top: clamp(24px, 3.5vw, 40px);
}

.page-faq .faq-levels .tablist {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line-500);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-levels .tab {
  flex: none;
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.7);
}

.page-faq .faq-levels .tab[aria-selected="true"] {
  color: var(--snow);
}

.page-faq .faq-level-panel {
  display: grid;
  gap: 14px;
  padding: 26px 0 6px;
  max-width: var(--faq-narrow);
}

.page-faq .faq-level-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: var(--snow);
}

.page-faq .faq-level-panel p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-faq .faq-level-panel__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-level-panel__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-faq .faq-level-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 12px;
  height: 2px;
  background: var(--blue);
}

.page-faq .faq-figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
}

.page-faq .faq-figure--tight {
  margin-top: 0;
}

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

/* ---------- 通用窄栏 ---------- */
.page-faq .faq-narrow {
  max-width: var(--faq-narrow);
}

/* ---------- 访问与显示：编号流程 ---------- */
.page-faq .faq-flow {
  list-style: none;
  margin: clamp(26px, 3.5vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  max-width: var(--faq-narrow);
}

.page-faq .faq-flow__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 26px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--gray-200);
}

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

.page-faq .faq-flow__no {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--red);
}

.page-faq .faq-flow__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink-900);
}

.page-faq .faq-flow__body p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-faq .faq-flow__body .faq-flow__watch {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ---------- 登录七步 ---------- */
.page-faq .faq-login__grid {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-step {
  position: relative;
  padding: 0 0 34px 54px;
  scroll-margin-top: calc(var(--shell-h-compact) + 24px);
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 34px;
  bottom: 4px;
  width: 1px;
  background: var(--line-500);
}

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

.page-faq .faq-step:last-child::before {
  display: none;
}

.page-faq .faq-step__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--snow);
  background: var(--ink-700);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
  transition: background-color 0.32s var(--ease), box-shadow 0.32s var(--ease);
}

.page-faq .faq-step__title {
  margin: 4px 0 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--snow);
  transition: color 0.32s var(--ease);
}

.page-faq .faq-step__body p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.76);
}

.page-faq .faq-step__body .faq-step__result {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.58);
}

.page-faq .faq-step:target .faq-step__no {
  background: var(--red);
  box-shadow: 0 0 0 6px rgba(229, 23, 58, 0.18);
}

.page-faq .faq-step:target .faq-step__title {
  color: var(--snow);
}

.page-faq .faq-login__aside {
  display: grid;
  gap: 20px;
  align-self: start;
}

.page-faq .faq-login__tip {
  margin: 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.72);
  border-left: 3px solid var(--gold);
  background: rgba(255, 255, 255, 0.04);
}

@media (min-width: 1000px) {
  .page-faq .faq-login__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ---------- 常见误解 ---------- */
.page-faq .faq-myth {
  list-style: none;
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--gray-200);
}

.page-faq .faq-myth__row {
  display: grid;
  gap: 10px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gray-200);
}

.page-faq .faq-myth__wrong,
.page-faq .faq-myth__right {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
}

.page-faq .faq-myth__mark {
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1.7;
}

.page-faq .faq-myth__wrong .faq-myth__mark {
  color: var(--gray-500);
}

.page-faq .faq-myth__right .faq-myth__mark {
  color: var(--green);
}

.page-faq .faq-myth__wrong .faq-myth__text {
  color: var(--gray-500);
  text-decoration: line-through;
  text-decoration-color: var(--red);
  text-decoration-thickness: 2px;
}

.page-faq .faq-myth__right .faq-myth__text {
  color: var(--ink-900);
  font-weight: 600;
}

@media (min-width: 880px) {
  .page-faq .faq-myth__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }
}

/* ---------- 跨页提示 ---------- */
.page-faq .faq-cross {
  max-width: var(--faq-narrow);
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray-500);
}

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

/* ---------- 折叠问答 ---------- */
.page-faq .faq-qa-list {
  margin-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--gray-200);
  max-width: 52rem;
}

.page-faq .faq-qa {
  border-bottom: 1px solid var(--gray-200);
}

.page-faq .faq-qa__summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-900);
}

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

.page-faq .faq-qa__summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--blue);
}

.page-faq .faq-qa[open] .faq-qa__summary::after {
  content: "–";
}

.page-faq .faq-qa__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--red);
}

.page-faq .faq-qa__body {
  padding: 0 0 20px 32px;
}

.page-faq .faq-qa__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-700);
}

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

/* ---------- 收束带 ---------- */
.page-faq .faq-final {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-faq .faq-need {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-faq .faq-need__item {
  padding: 22px 22px 24px;
  background: var(--frost);
  border-left: 3px solid var(--red);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-need__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 10px;
}

.page-faq .faq-need__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink-900);
}

.page-faq .faq-need__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray-500);
}

.page-faq .faq-final__cta {
  display: grid;
  gap: 18px;
  align-items: start;
  padding-top: 22px;
  border-top: 2px solid var(--ink-900);
}

.page-faq .faq-final__contact {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-700);
  max-width: 40rem;
}

.page-faq .faq-final__cta .btn {
  justify-self: start;
}

@media (min-width: 720px) {
  .page-faq .faq-final__cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-need {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-faq .faq-open {
    padding-top: calc(var(--shell-h-compact) + 34px);
  }

  .page-faq .faq-group__link {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 14px;
    padding: 18px 16px;
  }

  .page-faq .faq-group__arrow {
    display: none;
  }

  .page-faq .faq-step {
    padding-left: 46px;
  }

  .page-faq .faq-step__no {
    width: 32px;
    height: 32px;
  }

  .page-faq .faq-step::before {
    left: 15px;
  }

  .page-faq .faq-qa__body {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-group__link,
  .page-faq .faq-group__arrow,
  .page-faq .faq-step__no,
  .page-faq .faq-step__title {
    transition: none;
  }

  .page-faq .faq-group__link:hover,
  .page-faq .faq-group__link:focus-visible {
    transform: none;
  }
}