.page-faq {
  display: block;
  background: var(--paper);
}

.page-faq .section-head {
  margin-bottom: 26px;
}

.page-faq .section-head__title {
  letter-spacing: -0.01em;
}

.page-faq a:focus-visible,
.page-faq button:focus-visible,
.page-faq summary:focus-visible,
.page-faq input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: clamp(24px, 4vw, 46px);
  padding-bottom: clamp(44px, 6vw, 86px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 22px;
}

.page-faq .faq-hero__lead h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-faq .faq-hero__lead .lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
}

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

.page-faq .faq-hero__meta {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--graphite);
}

.page-faq .faq-hero__panel {
  position: relative;
  overflow: hidden;
  padding: 30px 22px 24px;
  border-radius: var(--r-xl);
  background: var(--teal);
  color: var(--paper);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-hero__panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue) 0 34%, var(--orange) 34% 56%, var(--focus) 56% 100%);
}

.page-faq .faq-hero__panel-title {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--focus);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
}

.page-faq .faq-quick__num {
  font-size: 20px;
  font-weight: 700;
  color: var(--focus);
}

.page-faq .faq-quick__text {
  font-size: 16px;
  line-height: 1.55;
}

.page-faq .faq-hero__panel-note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 241, 232, 0.24);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 241, 232, 0.86);
}

/* ---------- 分区色块 ---------- */

.page-faq .faq-band {
  padding: clamp(46px, 7vw, 96px) 0;
}

.page-faq .faq-band--wine {
  background: var(--wine);
  color: var(--paper);
}

.page-faq .faq-band--wine .section-head__title,
.page-faq .faq-band--teal .section-head__title {
  color: var(--paper);
}

.page-faq .faq-band--wine .section-head__num,
.page-faq .faq-band--teal .section-head__num {
  color: var(--focus);
}

.page-faq .faq-band--wine .section-head__meta,
.page-faq .faq-band--teal .section-head__meta {
  color: rgba(245, 241, 232, 0.84);
}

.page-faq .faq-band--teal {
  background: var(--teal);
  color: var(--paper);
}

.page-faq .faq-band--teal .faq-body p {
  color: rgba(245, 241, 232, 0.92);
}

.page-faq .faq-band--teal a {
  color: var(--focus);
}

/* ---------- 分诊表 ---------- */

.page-faq .faq-triage {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-triage__row {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: var(--r-lg);
  background: rgba(245, 241, 232, 0.09);
  border: 1px solid rgba(245, 241, 232, 0.2);
  transition: transform 160ms ease-out, background 160ms ease-out;
}

.page-faq .faq-triage__row:hover {
  transform: translateY(-2px);
  background: rgba(245, 241, 232, 0.16);
}

.page-faq .faq-triage__symptom {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
}

.page-faq .faq-triage__verdict {
  margin: 0;
  font-size: 14px;
  color: rgba(245, 241, 232, 0.78);
}

.page-faq .faq-triage__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding-bottom: 2px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 241, 232, 0.42);
}

.page-faq .faq-triage__link:hover {
  color: var(--focus);
  border-color: var(--focus);
}

.page-faq .faq-triage__link .arrow {
  transition: transform 160ms ease-out;
}

.page-faq .faq-triage__link:hover .arrow {
  transform: translateX(6px);
}

/* ---------- 通用分节 ---------- */

.page-faq .faq-section {
  padding: clamp(48px, 7vw, 110px) 0;
}

.page-faq .faq-section--quiet {
  background: var(--paper-2);
}

.page-faq .faq-split {
  display: grid;
  gap: 28px;
}

.page-faq .faq-body p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

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

.page-faq .faq-body a {
  color: var(--blue);
}

/* ---------- 步骤卡 ---------- */

.page-faq .faq-stepcard {
  padding: 24px 20px 22px;
  border-radius: var(--r-xl);
  background: var(--paper-3);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-stepcard__lede {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

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

.page-faq .faq-step__num {
  padding-top: 2px;
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  color: var(--blue);
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .faq-step__body p {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-step__body .faq-step__expect {
  font-size: 15px;
  font-weight: 600;
  color: var(--green);
}

.page-faq .faq-step__mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 14px;
  color: var(--graphite);
  cursor: pointer;
}

.page-faq .faq-step__box {
  width: 17px;
  height: 17px;
  margin: 0;
  accent-color: var(--green);
  cursor: pointer;
}

.page-faq .faq-step-done {
  display: none;
  margin: 20px 0 0;
}

.page-faq .faq-stepcard:has(.faq-step:nth-of-type(1) .faq-step__box:checked):has(.faq-step:nth-of-type(2) .faq-step__box:checked):has(.faq-step:nth-of-type(3) .faq-step__box:checked) .faq-step-done {
  display: block;
}

/* ---------- 图片 ---------- */

.page-faq .faq-shot {
  margin: 0;
}

.page-faq .faq-shot__frame {
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid var(--rule);
  background: var(--paper-2);
  box-shadow: var(--shadow-1);
}

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

.page-faq .faq-shot__caption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-shot--device {
  max-width: 400px;
}

/* ---------- 迷你步骤 ---------- */

.page-faq .faq-mini-steps {
  list-style: none;
  margin: 20px 0;
  padding: 0;
  counter-reset: mini;
  display: grid;
  gap: 12px;
}

.page-faq .faq-mini-steps li {
  position: relative;
  padding-left: 34px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-mini-steps li::before {
  counter-increment: mini;
  content: counter(mini);
  position: absolute;
  left: 0;
  top: 3px;
  width: 22px;
  height: 22px;
  border-radius: var(--r-pill);
  background: var(--graphite);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  display: grid;
  place-items: center;
}

.page-faq .faq-outcome {
  margin: 18px 0 0;
}

/* ---------- 版本对照 ---------- */

.page-faq .faq-verlist {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid rgba(245, 241, 232, 0.26);
}

.page-faq .faq-verlist__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(245, 241, 232, 0.16);
}

.page-faq .faq-verlist dt {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--focus);
}

.page-faq .faq-verlist dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
}

/* ---------- 提交信息 ---------- */

.page-faq .faq-stuck {
  display: grid;
  gap: 26px;
}

.page-faq .faq-stuck__main p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-stuck__main a {
  color: var(--blue);
}

.page-faq .faq-list-card {
  padding: 24px 20px 20px;
  border-radius: var(--r-xl);
  background: var(--paper-2);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-list-card__title {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

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

.page-faq .faq-info-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-info-list li::before {
  counter-increment: info;
  content: counter(info, decimal-leading-zero);
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--indigo);
}

.page-faq .faq-list-card__foot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-list-card__foot .copy-status {
  margin: 0;
  font-size: 14px;
  color: var(--graphite);
}

/* ---------- 问答 ---------- */

.page-faq .faq-qa {
  display: grid;
  border-top: 1px solid var(--rule);
}

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

.page-faq .faq-qa summary {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 18px 4px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-qa summary::before {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--blue);
}

.page-faq .faq-qa details[open] summary::before {
  content: "–";
}

.page-faq .faq-qa details[open] summary {
  color: var(--blue-deep);
}

.page-faq .faq-qa__body {
  padding: 0 4px 20px 34px;
}

.page-faq .faq-qa__body p {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 页尾索引 ---------- */

.page-faq .faq-section--next {
  background: var(--paper-2);
}

.page-faq .faq-next {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-next__link {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border-radius: var(--r-lg);
  background: var(--paper-3);
  border: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  transition: transform 160ms ease-out, box-shadow 160ms ease-out;
}

.page-faq .faq-next__link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-next__num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--blue);
}

.page-faq .faq-next__title {
  font-size: 18px;
  font-weight: 800;
}

.page-faq .faq-next__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-next__link .arrow {
  justify-self: start;
  color: var(--blue);
  transition: transform 160ms ease-out;
}

.page-faq .faq-next__link:hover .arrow {
  transform: translateX(6px);
}

/* ---------- 断点 ---------- */

@media (min-width: 760px) {
  .page-faq .faq-triage__row {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) 116px;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
  }

  .page-faq .faq-triage__link {
    justify-self: end;
  }

  .page-faq .faq-verlist__row {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-faq .faq-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(272px, 0.85fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .faq-split--flip {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-faq .faq-stuck {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-stepcard {
    padding: 28px 26px 26px;
  }

  .page-faq .faq-shot--device {
    margin-left: auto;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__panel {
    padding: 34px 28px 28px;
  }

  .page-faq .faq-list-card {
    padding: 28px 26px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-triage__row,
  .page-faq .faq-triage__link .arrow,
  .page-faq .faq-next__link,
  .page-faq .faq-next__link .arrow {
    transition-duration: 1ms;
  }

  .page-faq .faq-triage__row:hover,
  .page-faq .faq-next__link:hover {
    transform: none;
  }
}