.page-faq {
  --faq-gap: clamp(20px, 3vw, 40px);
  --faq-card: rgba(11, 27, 51, 0.5);
  --faq-card-2: rgba(27, 21, 48, 0.55);
  background:
    radial-gradient(120% 60% at 82% 0%, rgba(11, 27, 51, 0.9) 0%, rgba(7, 30, 26, 0) 62%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-ink) 55%, var(--c-ink-2) 100%);
  color: var(--c-mist);
  font-family: var(--f-body);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: hidden;
}

.page-faq .wrap {
  padding-top: clamp(20px, 4vw, 40px);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-sage);
}

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-faq .breadcrumb__link {
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

.page-faq .breadcrumb__link:hover,
.page-faq .breadcrumb__link:focus-visible {
  border-bottom-color: var(--c-ice);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(7, 30, 26, 0.92) 0%, rgba(11, 27, 51, 0.72) 100%);
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 8px 8px auto auto;
  width: 72px;
  height: 1px;
  background: var(--c-lime);
}

.page-faq .eyebrow {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-sage);
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--f-heading);
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 800;
  max-width: 18em;
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.82);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-self: end;
}

.page-faq .faq-hero__chips li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-mid);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(232, 240, 233, 0.8);
  background: rgba(7, 30, 26, 0.6);
}

.page-faq .chip__k {
  color: var(--c-lime);
  font-weight: 700;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

/* ---------- 目录 ---------- */
.page-faq .faq-toc {
  border: 1px solid var(--line);
  background: var(--faq-card);
  padding: 18px 20px;
}

.page-faq .faq-toc__title {
  margin: 0 0 14px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-sage);
}

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

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 6px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(232, 240, 233, 0.86);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  color: var(--c-lime);
  border-left-color: var(--c-lime);
  background: rgba(200, 255, 90, 0.06);
  outline: none;
}

.page-faq .faq-toc__list a:focus-visible {
  box-shadow: 0 0 0 2px var(--c-ice);
}

.page-faq .faq-toc__n {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-sage);
}

.page-faq .faq-toc__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(232, 240, 233, 0.62);
}

/* ---------- 正文容器 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  min-width: 0;
}

.page-faq .faq-sec {
  border-top: 1px solid var(--line-mid);
  padding-top: clamp(20px, 3vw, 30px);
  min-width: 0;
}

.page-faq .faq-sec__head {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .faq-sec__head h2 {
  margin: 0;
  font-family: var(--f-heading);
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.005em;
}

.page-faq .faq-sec__lead {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.76);
}

.page-faq .mini-h {
  margin: 0 0 10px;
  font-family: var(--f-heading);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-mist);
}

.page-faq .faq-body a {
  color: var(--c-ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 231, 212, 0.45);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-faq .faq-body a:hover,
.page-faq .faq-body a:focus-visible {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

/* ---------- 三步 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
  counter-reset: step;
}

.page-faq .step {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  background: var(--faq-card);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .step:hover,
.page-faq .step:focus-within {
  border-color: rgba(200, 255, 90, 0.42);
  background: rgba(7, 30, 26, 0.86);
  transform: translateY(-2px);
}

.page-faq .step__n {
  display: block;
  font-family: var(--f-score);
  font-size: 40px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--c-lime);
  margin-bottom: 10px;
}

.page-faq .step__t {
  margin: 0 0 8px;
  font-family: var(--f-heading);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .step__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.74);
}

/* ---------- 回访 ---------- */
.page-faq .return-grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  grid-template-columns: 1fr;
}

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

.page-faq .return-steps li {
  position: relative;
  padding-left: 34px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.78);
}

.page-faq .return-steps li::before {
  counter-increment: ret;
  content: counter(ret, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-lime);
  border: 1px solid rgba(200, 255, 90, 0.4);
  padding: 1px 4px;
}

.page-faq .return-steps strong {
  color: var(--c-mist);
  font-weight: 700;
}

.page-faq .return-note {
  margin: 18px 0 0;
  padding: 13px 16px;
  border-left: 2px solid var(--c-orange);
  background: rgba(255, 122, 47, 0.07);
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(232, 240, 233, 0.78);
}

.page-faq .return-grid__figure,
.page-faq .remind-grid__figure {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(11, 27, 51, 0.7), rgba(7, 30, 26, 0.7));
  padding: 10px;
}

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

.page-faq .return-grid__figure figcaption,
.page-faq .remind-grid__figure figcaption {
  margin-top: 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.6;
  color: var(--c-sage);
}

/* ---------- 字段说明 ---------- */
.page-faq .fields {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-faq .field {
  display: grid;
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .field dt {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-lime);
}

.page-faq .field dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.8);
}

.page-faq .fields__tail {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(232, 240, 233, 0.66);
}

/* ---------- 直播提醒 ---------- */
.page-faq .faq-sec--violet .faq-sec__head h2 {
  color: var(--c-paper);
}

.page-faq .remind-grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  grid-template-columns: 1fr;
}

.page-faq .remind-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .remind-flow li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(232, 240, 233, 0.82);
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

.page-faq .remind-flow li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .remind-flow__n {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--c-ink);
  background: var(--c-lime);
}

.page-faq .alert {
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid rgba(255, 122, 47, 0.45);
  background: rgba(255, 122, 47, 0.08);
}

.page-faq .alert__t {
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-faq .alert__l {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(232, 240, 233, 0.8);
}

.page-faq .remind-tail {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(232, 240, 233, 0.66);
}

/* ---------- 对照 ---------- */
.page-faq .compare-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-faq .compare-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-top: 2px solid rgba(127, 231, 212, 0.5);
  background: linear-gradient(170deg, rgba(11, 27, 51, 0.62), rgba(7, 30, 26, 0.42));
}

.page-faq .compare-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.78);
}

/* ---------- 问答 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 8px;
}

.page-faq .qa {
  border: 1px solid var(--line);
  background: rgba(11, 27, 51, 0.36);
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-faq .qa[open] {
  border-color: rgba(200, 255, 90, 0.4);
  background: rgba(7, 30, 26, 0.78);
}

.page-faq .qa__q {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 15px 44px 15px 16px;
  font-family: var(--f-heading);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-mist);
  transition: color 160ms var(--ease);
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--f-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--c-lime);
}

.page-faq .qa[open] .qa__q::after {
  content: "−";
}

.page-faq .qa__q:hover {
  color: var(--c-lime);
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--c-ice);
  outline-offset: -2px;
}

.page-faq .qa__a {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  margin: 0 16px 0 0;
}

.page-faq .qa__a p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(232, 240, 233, 0.78);
}

/* ---------- 尾卡 ---------- */
.page-faq .faq-cta {
  padding: clamp(22px, 3.6vw, 36px);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(27, 21, 48, 0.86) 0%, rgba(7, 30, 26, 0.9) 100%);
}

.page-faq .faq-cta__t {
  margin: 0 0 12px;
  font-family: var(--f-heading);
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.25;
  font-weight: 800;
}

.page-faq .faq-cta__d {
  margin: 0 0 20px;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 240, 233, 0.76);
}

.page-faq .faq-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-cta__acts .btn {
  border-bottom: 0;
}

.page-faq .faq-cta__acts .btn:focus-visible {
  outline: 2px solid var(--c-ice);
  outline-offset: 2px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-faq .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-faq .faq-hero__chips {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-faq .field {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

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

  .page-faq .return-grid,
  .page-faq .remind-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-sec--violet .remind-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 252px minmax(0, 1fr);
    align-items: start;
  }

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

  .page-faq .faq-hero {
    padding: clamp(32px, 4vw, 56px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step,
  .page-faq .qa,
  .page-faq .faq-toc__list a,
  .page-faq .breadcrumb__link {
    transition: none;
  }

  .page-faq .step:hover,
  .page-faq .step:focus-within {
    transform: none;
  }
}