.page-faq {
  --faq-line: rgba(11, 27, 43, 0.14);
  --faq-line-dark: rgba(147, 161, 176, 0.24);
  --faq-teal: #1F6F68;
  display: block;
  background: var(--hf-white);
  color: var(--hf-ink);
}

/* ===== 首屏 ===== */
.page-faq .page-faq__hero {
  position: relative;
  overflow: hidden;
  background: var(--hf-navy);
  color: var(--hf-white);
  padding: clamp(20px, 3.6vw, 34px) 0 clamp(34px, 5.6vw, 68px);
}

.page-faq .page-faq__hero::before {
  content: "";
  position: absolute;
  inset: auto -14% 0 auto;
  width: 62%;
  height: 118%;
  background: linear-gradient(158deg, rgba(215, 38, 61, 0.24) 0%, rgba(215, 38, 61, 0) 58%);
  transform: skewX(-7deg);
  pointer-events: none;
}

.page-faq .page-faq__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(64px, 12vw, 160px);
  height: 4px;
  background: var(--hf-red);
  pointer-events: none;
}

.page-faq .page-faq__crumbs {
  position: relative;
  z-index: 2;
  font-size: 13px;
}

.page-faq .page-faq__crumbs li,
.page-faq .page-faq__crumbs a {
  color: var(--hf-muted);
  text-decoration: none;
}

.page-faq .page-faq__crumbs a:hover,
.page-faq .page-faq__crumbs a:focus-visible {
  color: var(--hf-white);
}

.page-faq .page-faq__crumbs li[aria-current="page"] {
  color: var(--hf-white);
}

.page-faq .page-faq__hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(18px, 3vw, 32px);
}

.page-faq .page-faq__hero .hf-h1 {
  color: var(--hf-white);
}

.page-faq .page-faq__hero .hf-lede {
  color: rgba(247, 245, 240, 0.84);
  max-width: 620px;
}

.page-faq .page-faq__hero-media {
  position: relative;
  margin: 0;
  border-left: 3px solid var(--hf-red);
}

@media (min-width: 900px) {
  .page-faq .page-faq__hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }
}

/* ===== 三步流程 ===== */
.page-faq .page-faq__steps {
  background: var(--hf-white);
  padding: clamp(30px, 5vw, 60px) 0 clamp(24px, 3.6vw, 40px);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .page-faq__steps .hf-h3 {
  margin: 0 0 clamp(18px, 2.4vw, 28px);
}

.page-faq .page-faq__steps-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--faq-line);
}

.page-faq .page-faq__step {
  padding: clamp(20px, 3vw, 28px) 0;
  border-bottom: 1px solid var(--faq-line);
}

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

.page-faq .page-faq__step-no {
  display: block;
  font-family: var(--hf-font-mono);
  font-size: clamp(30px, 5.4vw, 46px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--hf-red);
  margin-bottom: 10px;
}

.page-faq .page-faq__step .hf-h4 {
  margin: 0 0 10px;
}

.page-faq .page-faq__step .hf-p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--hf-dim);
}

.page-faq .page-faq__expect {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--hf-navy);
}

@media (min-width: 800px) {
  .page-faq .page-faq__steps-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .page-faq__step {
    padding: clamp(24px, 2.6vw, 34px) clamp(18px, 2.2vw, 30px);
    border-bottom: 0;
    border-right: 1px solid var(--faq-line);
  }

  .page-faq .page-faq__step:first-child {
    padding-left: 0;
  }

  .page-faq .page-faq__step:last-child {
    border-right: 0;
    padding-right: 0;
    padding-bottom: clamp(24px, 2.6vw, 34px);
  }
}

/* ===== 快速定位 ===== */
.page-faq .page-faq__jump {
  background: var(--hf-navy-deep);
  color: var(--hf-white);
  padding: clamp(14px, 2vw, 20px) 0;
}

.page-faq .page-faq__jump-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--hf-muted);
}

.page-faq .page-faq__jump-list {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.page-faq .page-faq__jump-list::-webkit-scrollbar {
  display: none;
}

.page-faq .page-faq__jump-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  border: 1px solid var(--faq-line-dark);
  color: var(--hf-white);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: background-color 180ms ease, border-color 180ms ease;
}

.page-faq .page-faq__jump-link .hf-mono {
  color: var(--hf-red);
  font-size: 12px;
  transition: color 180ms ease;
}

.page-faq .page-faq__jump-link:hover,
.page-faq .page-faq__jump-link:focus-visible {
  background: var(--hf-red);
  border-color: var(--hf-red);
}

.page-faq .page-faq__jump-link:hover .hf-mono,
.page-faq .page-faq__jump-link:focus-visible .hf-mono {
  color: var(--hf-white);
}

/* ===== 问题块 ===== */
.page-faq .page-faq__issue {
  position: relative;
  background: var(--hf-white);
  padding: clamp(32px, 5vw, 62px) 0;
  border-bottom: 1px solid var(--faq-line);
  scroll-margin-top: calc(var(--hf-header-h) + 18px);
}

.page-faq .page-faq__issue--audit {
  background: #F1EEE7;
}

.page-faq .page-faq__issue-head {
  max-width: 820px;
  margin-bottom: clamp(20px, 2.8vw, 34px);
}

.page-faq .page-faq__issue-no {
  display: inline-block;
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.16em;
  color: var(--hf-red);
  padding-left: 10px;
  border-left: 3px solid var(--hf-red);
  margin-bottom: 12px;
}

.page-faq .page-faq__issue-head .hf-h2 {
  margin: 0 0 12px;
}

.page-faq .page-faq__issue-head .hf-lede {
  margin: 0;
  color: var(--hf-dim);
  max-width: 760px;
}

/* ===== 检查点列表 ===== */
.page-faq .page-faq__checks {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 900px;
}

.page-faq .page-faq__check {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: clamp(8px, 1.4vw, 16px);
  padding: clamp(16px, 2.2vw, 22px) 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .page-faq__check:first-child {
  border-top: 0;
  padding-top: 0;
}

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

.page-faq .page-faq__check-no {
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--hf-red);
  padding-top: 3px;
}

.page-faq .page-faq__check .hf-h4 {
  margin: 0 0 7px;
}

.page-faq .page-faq__check .hf-p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--hf-dim);
}

.page-faq .page-faq__verify {
  margin: 10px 0 0;
  padding-left: 11px;
  border-left: 1px solid var(--faq-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--hf-green);
}

.page-faq .page-faq__issue-media {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  max-width: 720px;
}

.page-faq .page-faq__issue .hf-note {
  margin-top: clamp(22px, 3vw, 34px);
  max-width: 900px;
}

/* ===== 数据确认卡片 ===== */
.page-faq .page-faq__audit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--faq-line);
}

.page-faq .page-faq__audit {
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid var(--faq-line);
}

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

.page-faq .page-faq__audit-no {
  display: block;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--faq-teal);
  margin-bottom: 10px;
}

.page-faq .page-faq__audit .hf-h4 {
  margin: 0 0 8px;
}

.page-faq .page-faq__audit .hf-p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--hf-dim);
}

@media (min-width: 720px) {
  .page-faq .page-faq__audit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(22px, 3vw, 42px);
  }

  .page-faq .page-faq__audit {
    padding-right: clamp(18px, 2.4vw, 30px);
  }
}

@media (min-width: 1080px) {
  .page-faq .page-faq__audit-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ===== 人工通道 ===== */
.page-faq .page-faq__handoff {
  position: relative;
  overflow: hidden;
  background: var(--hf-navy);
  color: var(--hf-white);
  padding: clamp(34px, 5.4vw, 68px) 0 clamp(38px, 5.4vw, 72px);
}

.page-faq .page-faq__handoff::before {
  content: "";
  position: absolute;
  left: -10%;
  top: -30%;
  width: 46%;
  height: 160%;
  background: linear-gradient(200deg, rgba(215, 38, 61, 0.18) 0%, rgba(215, 38, 61, 0) 66%);
  transform: skewX(6deg);
  pointer-events: none;
}

.page-faq .page-faq__handoff-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 40px);
}

.page-faq .page-faq__handoff .hf-h2 {
  color: var(--hf-white);
  margin: 0 0 12px;
}

.page-faq .page-faq__handoff .hf-lede {
  margin: 0;
  color: rgba(247, 245, 240, 0.82);
  max-width: 620px;
}

.page-faq .page-faq__prep {
  list-style: none;
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  padding: 0;
  max-width: 560px;
}

.page-faq .page-faq__prep li {
  position: relative;
  padding: 11px 0 11px 24px;
  border-bottom: 1px solid var(--faq-line-dark);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(247, 245, 240, 0.88);
}

.page-faq .page-faq__prep li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--hf-red);
}

.page-faq .page-faq__handoff-card {
  background: rgba(36, 56, 76, 0.44);
  border: 1px solid var(--faq-line-dark);
  border-top: 3px solid var(--hf-red);
  padding: clamp(20px, 2.6vw, 30px);
}

.page-faq .page-faq__handoff-label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--hf-muted);
}

.page-faq .page-faq__contact {
  margin: 0 0 20px;
}

.page-faq .page-faq__contact dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--hf-muted);
  margin-bottom: 5px;
}

.page-faq .page-faq__contact dd {
  margin: 0 0 16px;
  font-family: var(--hf-font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--hf-white);
  word-break: break-all;
}

.page-faq .page-faq__contact div:last-child dd {
  margin-bottom: 0;
}

.page-faq .page-faq__handoff-alt {
  margin-top: 10px;
}

@media (min-width: 900px) {
  .page-faq .page-faq__handoff-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

/* ===== 收口 ===== */
.page-faq .page-faq__tail {
  background: var(--hf-white);
  padding: clamp(22px, 3vw, 34px) 0;
}

.page-faq .page-faq__tail-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-faq .page-faq__tail-text {
  margin: 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--hf-dim);
}

.page-faq .page-faq__tail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 760px) {
  .page-faq .page-faq__tail-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
</main>