.page-faq {
  background: var(--paper);
  color: var(--graphite-800);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(30px, 5vw, 64px);
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(190, 138, 60, 0.30), transparent 62%),
    radial-gradient(90% 70% at 6% 100%, rgba(44, 110, 143, 0.42), transparent 68%),
    linear-gradient(158deg, var(--navy-900) 0%, var(--navy-700) 58%, #16456b 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    linear-gradient(to right, rgba(195, 205, 214, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(195, 205, 214, 0.16) 1px, transparent 1px);
  background-size: 72px 72px;
}

.page-faq .faq-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-faq .faq-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(20px, 4vw, 38px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(247, 248, 245, 0.7);
}

.page-faq .faq-crumb a {
  color: var(--copper-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-crumb a:hover,
.page-faq .faq-crumb a:focus-visible {
  border-bottom-color: var(--copper-200);
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper-200);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 7vw, 4.6rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  max-width: 62ch;
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(247, 248, 245, 0.86);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(233, 200, 143, 0.92);
}

.page-faq .faq-hero__meta li {
  position: relative;
  padding-left: 14px;
}

.page-faq .faq-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  background: var(--orange-500);
  border-radius: 50%;
}

/* ---------- 四问速选 ---------- */
.page-faq .faq-quick-wrap {
  padding: clamp(26px, 4vw, 46px) 0 0;
}

.page-faq .faq-quick__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: var(--line);
}

.page-faq .faq-quick__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  letter-spacing: -0.01em;
}

.page-faq .faq-quick__note {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--blue-400);
}

.page-faq .faq-quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 18px;
}

.page-faq .faq-quick__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 16px 14px;
  border: 2px solid var(--navy-900);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--graphite-800);
  text-decoration: none;
  box-shadow: 6px 6px 0 rgba(7, 27, 51, 0.28);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0 rgba(7, 27, 51, 0.3);
}

.page-faq .faq-quick__idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper-500);
}

.page-faq .faq-quick__q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
}

.page-faq .faq-quick__a {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(26, 36, 48, 0.78);
}

.page-faq .faq-quick__go {
  margin-top: auto;
  padding-top: 6px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--blue-400);
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 36px);
  padding: clamp(28px, 5vw, 56px) 0 clamp(40px, 6vw, 80px);
}

.page-faq .faq-toc {
  padding: 14px 16px 16px;
  border-radius: var(--radius);
  background: var(--navy-700);
  color: var(--paper);
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--copper-200);
}

.page-faq .faq-toc__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  white-space: nowrap;
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid rgba(195, 205, 214, 0.34);
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-toc__link .mono {
  font-size: 11px;
  color: var(--copper-200);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  background: rgba(190, 138, 60, 0.22);
  border-color: var(--copper-500);
}

.page-faq .faq-toc__cta {
  display: inline-block;
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange-500);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-block {
  padding-top: 18px;
  margin-bottom: clamp(34px, 5vw, 60px);
  border-top: var(--line);
}

.page-faq .faq-block__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.page-faq .faq-block__num {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--copper-500);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-faq .faq-block__lead {
  max-width: 64ch;
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(26, 36, 48, 0.86);
}

.page-faq .faq-block__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(26, 36, 48, 0.8);
}

.page-faq .faq-block__foot a {
  color: var(--blue-400);
}

/* ---------- 重登四步 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
  margin-bottom: 22px;
}

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

.page-faq .faq-step {
  position: relative;
  padding: 0 0 20px 48px;
  counter-increment: faqstep;
}

.page-faq .faq-step::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--copper-200);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-faq .faq-step::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 38px;
  bottom: 4px;
  width: 2px;
  background: var(--mist-300);
}

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

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

.page-faq .faq-step__title {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(26, 36, 48, 0.82);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0;
  border: 2px solid var(--navy-900);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-900);
  box-shadow: 8px 8px 0 rgba(7, 27, 51, 0.18);
}

.page-faq .faq-figure--wide {
  margin-bottom: clamp(18px, 3vw, 26px);
}

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

.page-faq .faq-figure figcaption {
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--copper-200);
  background: var(--navy-700);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  margin-bottom: 10px;
  border: 2px solid var(--mist-300);
  border-radius: var(--radius);
  background: var(--paper);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--navy-900);
  border-left: 6px solid var(--copper-500);
  box-shadow: 4px 4px 0 rgba(7, 27, 51, 0.12);
}

.page-faq .faq-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.55;
}

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

.page-faq .faq-item__summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--copper-500);
}

.page-faq .faq-item[open] .faq-item__summary::after {
  content: "−";
}

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--blue-400);
  outline-offset: 2px;
}

.page-faq .faq-item__idx {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--blue-400);
  padding-top: 3px;
}

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

.page-faq .faq-item__body {
  padding: 0 16px 16px 16px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(26, 36, 48, 0.84);
}

.page-faq .faq-item__body p {
  margin: 0;
}

/* ---------- 费用对照 ---------- */
.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: 2px solid var(--navy-900);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 8px 8px 0 rgba(7, 27, 51, 0.16);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 2px solid var(--mist-300);
}

.page-faq .faq-table thead th {
  background: var(--navy-700);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

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

.page-faq .faq-table td.mono {
  white-space: nowrap;
  font-size: 13px;
  color: var(--copper-500);
}

.page-faq .faq-prices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0 22px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-price {
  padding: 14px 16px;
  border: 2px solid var(--mist-300);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-faq .faq-price__name {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--blue-400);
}

.page-faq .faq-price__num {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 500;
  color: var(--navy-900);
}

.page-faq .faq-price__num span {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(26, 36, 48, 0.6);
}

.page-faq .faq-price__for {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(26, 36, 48, 0.78);
}

/* ---------- 周期 ---------- */
.page-faq .faq-cycles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0 0 4px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-cycle {
  padding: 14px 16px;
  border-left: 6px solid var(--copper-500);
  border-radius: var(--radius);
  background: var(--navy-700);
  color: var(--paper);
}

.page-faq .faq-cycle__label {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--copper-200);
}

.page-faq .faq-cycle__value {
  margin: 0;
  font-size: 22px;
  color: var(--paper);
}

.page-faq .faq-cycle__value span {
  margin-left: 6px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(247, 248, 245, 0.7);
}

/* ---------- 评价与时效 ---------- */
.page-faq .faq-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 22px;
}

.page-faq .faq-feedback__card {
  padding: 16px;
  border: 2px solid var(--navy-900);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 6px 6px 0 rgba(7, 27, 51, 0.14);
}

.page-faq .faq-feedback__num {
  margin: 0 0 8px;
  font-size: 26px;
  line-height: 1;
  color: var(--copper-500);
}

.page-faq .faq-feedback__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
}

.page-faq .faq-feedback__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(26, 36, 48, 0.78);
}

/* ---------- 人工通道 ---------- */
.page-faq .faq-help {
  border: 2px solid var(--navy-900);
  border-radius: var(--radius);
  color: var(--paper);
  background:
    radial-gradient(100% 80% at 100% 0%, rgba(238, 99, 32, 0.26), transparent 60%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-700) 100%);
  box-shadow: 8px 8px 0 rgba(7, 27, 51, 0.2);
}

.page-faq .faq-help__inner {
  padding: clamp(20px, 4vw, 38px);
}

.page-faq .faq-help__eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--copper-200);
}

.page-faq .faq-help__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-help__lead {
  max-width: 58ch;
  margin: 12px 0 clamp(18px, 3vw, 24px);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(247, 248, 245, 0.84);
}

.page-faq .faq-help__cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-faq .faq-help__sub {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--copper-200);
}

.page-faq .faq-help__list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(247, 248, 245, 0.86);
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 4px;
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 2px;
  background: var(--copper-500);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-faq .faq-help__actions .btn {
  text-decoration: none;
}

.page-faq .faq-help__note {
  margin: 16px 0 0;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(247, 248, 245, 0.62);
}

.page-faq .faq-help__note a {
  color: var(--copper-200);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-quick {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-prices,
  .page-faq .faq-cycles,
  .page-faq .faq-feedback {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-help__cols {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 24px;
    align-self: start;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow: visible;
  }

  .page-faq .faq-toc__link {
    display: flex;
    justify-content: flex-start;
    white-space: normal;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-prices {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-feedback {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
  }

  .page-faq .faq-item__summary {
    font-size: 16px;
    padding: 16px 20px;
  }

  .page-faq .faq-item__body {
    padding: 0 20px 18px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__card,
  .page-faq .faq-item,
  .page-faq .faq-toc__link,
  .page-faq .faq-crumb a {
    transition: none;
  }

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