.page-faq {
  --faq-gap: clamp(18px, 3vw, 32px);
  --faq-line: rgba(143, 163, 181, 0.3);
  background: var(--sea-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: 96px;
}

.page-faq .breadcrumb {
  padding-top: clamp(14px, 3vw, 26px);
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-faq .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(143, 163, 181, 0.5);
}

.page-faq .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
}

.page-faq .breadcrumb-link:hover,
.page-faq .breadcrumb-link:focus-visible {
  color: var(--mint);
}

.page-faq .faq-h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(25px, 3.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-sub {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245, 240, 228, 0.74);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 40px) 0 clamp(36px, 6vw, 64px);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

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

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(33px, 5.6vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(245, 240, 228, 0.76);
}

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

.page-faq .faq-hero__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  padding-left: 14px;
  border-left: 2px solid var(--sea-500);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  padding: 10px;
  background: var(--sea-800);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px dashed rgba(143, 163, 181, 0.35);
  pointer-events: none;
}

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

/* ---------- 步骤轨道 ---------- */

.page-faq .faq-track-section {
  padding: clamp(30px, 5vw, 60px) 0;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .faq-track__head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-faq .faq-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  border-top: 1px solid var(--line);
}

.page-faq .faq-track__stop {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 14px;
  padding: 24px 0;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .step-num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: rgba(245, 240, 228, 0.32);
}

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

.page-faq .faq-track__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-track__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: rgba(245, 240, 228, 0.74);
}

.page-faq .faq-track__stop--key {
  margin: 10px 0;
  padding: 24px 16px;
  background: var(--sea-800);
  border: 1px solid rgba(95, 211, 166, 0.45);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 0 rgba(95, 211, 166, 0.15);
}

.page-faq .faq-track__stop--key:target {
  border-color: var(--mint);
  box-shadow: 0 0 0 2px rgba(95, 211, 166, 0.55), 8px 8px 0 0 rgba(95, 211, 166, 0.2);
}

.page-faq .faq-track__stop--key .step-num {
  color: var(--mint);
}

.page-faq .faq-track__stop--key .faq-track__body h3 {
  font-size: clamp(22px, 2.8vw, 30px);
}

.page-faq .faq-track__badge {
  display: inline-flex;
  align-items: center;
  margin-bottom: 10px;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--mint);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.page-faq .faq-track__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-track__list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(245, 240, 228, 0.84);
}

.page-faq .faq-track__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-num);
  color: var(--mint);
}

.page-faq .faq-track__figure {
  margin: 18px 0 0;
  max-width: 520px;
  padding: 8px;
  background: var(--sea-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

/* ---------- 问答区 ---------- */

.page-faq .faq-qa {
  padding: clamp(30px, 5vw, 64px) 0;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .faq-qa__head {
  max-width: 64ch;
}

.page-faq .faq-qa__layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(24px, 3vw, 36px);
}

.page-faq .faq-qa__index {
  background: var(--paper);
  color: var(--ink);
  padding: 18px 16px;
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 0 rgba(47, 111, 159, 0.4);
}

.page-faq .faq-qa__index-title {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--coral-deep);
}

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

.page-faq .faq-index a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 6px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px dashed rgba(17, 24, 32, 0.18);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-index li:last-child a {
  border-bottom: 0;
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  color: var(--coral-deep);
  background: rgba(242, 107, 74, 0.1);
}

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

.page-faq .faq-group {
  scroll-margin-top: 92px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .faq-group__title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 2.3vw, 25px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .accordion {
  border-top: 1px solid var(--line);
}

.page-faq .accordion__item {
  border-bottom: 1px solid var(--line);
}

.page-faq .accordion__trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 15px 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-faq .accordion__trigger:hover,
.page-faq .accordion__trigger:focus-visible {
  color: var(--mint);
}

.page-faq .accordion__trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1.2;
  color: var(--coral);
  transition: color var(--dur) var(--ease);
}

.page-faq .accordion__trigger[aria-expanded="true"]::after {
  content: "−";
  color: var(--mint);
}

.page-faq .accordion__body {
  padding: 0 0 18px;
}

.page-faq .accordion__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 240, 228, 0.76);
}

/* ---------- 出口 ---------- */

.page-faq .faq-exit {
  padding: clamp(30px, 5vw, 64px) 0 clamp(44px, 7vw, 88px);
}

.page-faq .faq-exit__panel {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(22px, 4vw, 44px);
  background: var(--sea-800);
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--coral);
  border-radius: var(--radius);
}

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

.page-faq .faq-exit__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-exit__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 15px;
  background: var(--sea-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-exit__links a:hover,
.page-faq .faq-exit__links a:focus-visible {
  border-color: var(--coral);
  transform: translateX(4px);
}

.page-faq .faq-exit__links a span {
  font-family: var(--font-num);
  color: var(--coral);
}

.page-faq .faq-exit__legal {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

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

.page-faq .faq-exit__legal a:hover,
.page-faq .faq-exit__legal a:focus-visible {
  color: var(--mint);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-track__stop {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 24px;
    padding: 28px 0;
  }

  .page-faq .faq-track__stop--key {
    padding: 30px 28px;
  }

  .page-faq .accordion__trigger {
    font-size: 17px;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 920px) {
  .page-faq .faq-qa__layout {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-qa__index {
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-exit__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
  }

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