.page-faq {
  --faq-rail: 272px;
  --faq-gap: clamp(28px, 4vw, 68px);
  --faq-radius: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(20px, 3vw, 34px) 0 clamp(34px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(31, 111, 74, .26), rgba(20, 24, 27, 0) 68%),
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 76px);
}

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

.page-faq .faq-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-faq .faq-hero-copy h1 {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.03;
  letter-spacing: .01em;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero-copy .section-kicker {
  color: var(--lime);
}

.page-faq .faq-hero-copy .lead {
  max-width: 46ch;
  color: var(--paper);
  opacity: .86;
}

.page-faq .faq-hero-points {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--line);
  padding-top: clamp(18px, 2.5vw, 26px);
}

.page-faq .faq-hero-points li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: .9;
}

.page-faq .faq-hero-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
  border: 1px solid var(--line-lime);
  padding: 2px 7px;
  border-radius: var(--faq-radius);
  white-space: nowrap;
}

.page-faq .faq-hero-media {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--ink);
  overflow: hidden;
}

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

/* ---------- 主体两栏 ---------- */
.page-faq .faq-section {
  padding-top: clamp(34px, 5vw, 64px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  align-items: start;
}

/* ---------- 左栏索引 ---------- */
.page-faq .faq-rail {
  display: grid;
  gap: 20px;
}

.page-faq .faq-rail .toc {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--panel);
  padding: 18px 18px 16px;
}

.page-faq .faq-rail .toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-rail .toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  counter-reset: faq-toc;
}

.page-faq .faq-rail .toc-link {
  display: block;
  padding: 9px 10px 9px 34px;
  position: relative;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  opacity: .74;
  text-decoration: none;
  border-left: 1px solid var(--line);
  transition: opacity .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
  counter-increment: faq-toc;
}

.page-faq .faq-rail .toc-link::before {
  content: counter(faq-toc, decimal-leading-zero);
  position: absolute;
  left: 10px;
  top: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.page-faq .faq-rail .toc-link:hover,
.page-faq .faq-rail .toc-link:focus-visible {
  opacity: 1;
  color: var(--lime);
}

.page-faq .faq-rail .toc-link.is-active {
  opacity: 1;
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(198, 255, 61, .06);
}

.page-faq .faq-rail .toc-link.is-active::before {
  color: var(--lime);
}

.page-faq .faq-rail-callout {
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: var(--faq-radius);
  background: var(--green-deep);
  padding: 16px 18px;
}

.page-faq .faq-rail-callout-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-rail-callout .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-rail-callout .contact-label {
  font-size: 12px;
  color: var(--muted);
}

.page-faq .faq-rail-callout .contact-value {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--paper);
  word-break: break-all;
  flex: 1 1 160px;
}

.page-faq .faq-rail-callout .copy-btn {
  background: transparent;
  border: 1px solid var(--line-lime);
  color: var(--lime);
  font-size: 12px;
  padding: 3px 10px;
  border-radius: var(--faq-radius);
  cursor: pointer;
  font-family: var(--font-body);
}

.page-faq .faq-rail-callout .copy-btn.is-copied {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.page-faq .faq-rail-callout-note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 右侧连续画布 ---------- */
.page-faq .faq-flow {
  position: relative;
  display: grid;
  gap: clamp(40px, 6vw, 72px);
}

.page-faq .faq-block {
  position: relative;
  scroll-margin-top: 140px;
}

.page-faq .faq-block::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  width: 2px;
  height: 46px;
  background: linear-gradient(180deg, var(--lime), rgba(198, 255, 61, 0));
}

.page-faq .faq-block-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(14px, 2.2vw, 24px);
  align-items: start;
  padding: 0 0 20px 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .faq-block-index {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 66px);
  line-height: .82;
  color: var(--green);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-block-headtext .section-title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: clamp(21px, 2.6vw, 28px);
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .faq-block-headtext .section-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 60ch;
}

.page-faq .faq-subtitle {
  margin: 32px 0 16px;
  font-family: var(--font-heading);
  font-size: 16px;
  letter-spacing: .04em;
  color: var(--lime);
}

/* ---------- 手风琴适配 ---------- */
.page-faq .faq-flow .accordion {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-flow .accordion-trigger {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  padding: 16px 40px 16px 0;
  position: relative;
  cursor: pointer;
  transition: color .16s var(--ease);
}

.page-faq .faq-flow .accordion-trigger::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-flow .accordion-trigger[aria-expanded="true"] {
  color: var(--lime);
}

.page-faq .faq-flow .accordion-trigger[aria-expanded="true"]::after {
  transform: translateY(-30%) rotate(-135deg);
  border-color: var(--lime);
}

.page-faq .faq-flow .accordion-panel {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-flow .accordion-body {
  padding: 16px 0 20px;
  color: var(--paper);
  opacity: .84;
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-flow .accordion-body p {
  margin: 0 0 10px;
}

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

/* ---------- 检索费用 ---------- */
.page-faq .faq-price {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-bottom: clamp(28px, 4vw, 40px);
}

.page-faq .faq-price-lead {
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  border-radius: var(--faq-radius);
  background: var(--panel);
  padding: 22px 24px;
}

.page-faq .faq-price-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(56px, 12vw, 96px);
  line-height: .86;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-price-unit {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--paper);
  opacity: .8;
}

.page-faq .faq-price-desc {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-faq .faq-price-table th,
.page-faq .faq-price-table td {
  text-align: left;
  padding: 12px 12px 12px 0;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.page-faq .faq-price-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom-color: var(--line);
}

.page-faq .faq-price-table tbody td {
  color: var(--paper);
  opacity: .86;
}

.page-faq .faq-price-table td.num {
  font-family: var(--font-mono);
  color: var(--lime);
  opacity: 1;
  white-space: nowrap;
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 0;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .faq-steps .step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "idx title"
    "idx body"
    "idx action";
  gap: 4px 16px;
  padding: 0 0 24px 0;
}

.page-faq .faq-steps .step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

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

.page-faq .faq-steps .step-index {
  grid-area: idx;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-lime);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
  background: var(--ink);
}

.page-faq .faq-steps .step-title {
  grid-area: title;
  margin: 0;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--paper);
  align-self: center;
}

.page-faq .faq-steps .step-body {
  grid-area: body;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-step-toggle {
  grid-area: action;
  justify-self: start;
  margin-top: 8px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  padding: 4px 11px;
  border-radius: var(--faq-radius);
  cursor: pointer;
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}

.page-faq .faq-step-toggle:hover {
  border-color: var(--line-lime);
  color: var(--lime);
}

.page-faq .faq-steps .step[data-done] .step-index {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.page-faq .faq-steps .step[data-done] .step-title {
  color: var(--lime);
}

.page-faq .faq-steps .step[data-done] .faq-step-toggle {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

/* ---------- 年费 ---------- */
.page-faq .faq-plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-faq .faq-plan {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  padding: 24px;
  background: var(--panel);
}

.page-faq .faq-plan-primary {
  border-top: 3px solid var(--green);
  background: linear-gradient(160deg, rgba(31, 111, 74, .34), rgba(42, 49, 54, .9) 62%);
}

.page-faq .faq-plan-name {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-plan-price {
  margin: 0 0 18px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-plan-num {
  font-family: var(--font-display);
  font-size: clamp(48px, 10vw, 78px);
  line-height: .9;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-plan-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lime);
}

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

.page-faq .faq-plan-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
  opacity: .86;
}

.page-faq .faq-plan-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--lime);
}

.page-faq .faq-plan-facts {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  padding: 22px 24px;
  background: var(--green-deep);
}

.page-faq .faq-plan-facts .stat-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-plan-facts .stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-plan-facts .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.page-faq .faq-plan-facts .text-muted {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
  opacity: .76;
}

/* ---------- 反馈周期 ---------- */
.page-faq .faq-feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-faq .faq-feedback-media {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--ink);
  overflow: hidden;
}

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

.page-faq .faq-feedback-media .media-caption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 订阅与追比分 ---------- */
.page-faq .faq-follow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  margin-bottom: 28px;
}

.page-faq .faq-follow-card {
  background: var(--ink);
  padding: 24px 22px;
  position: relative;
}

.page-faq .faq-follow-card::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), rgba(31, 111, 74, 0));
}

.page-faq .faq-follow-num {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(46px, 9vw, 64px);
  line-height: .88;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-follow-unit {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  opacity: .7;
  margin-left: 6px;
}

.page-faq .faq-follow-title {
  margin: 10px 0 10px;
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-faq .faq-follow-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 底部去向 ---------- */
.page-faq .faq-next {
  margin-top: clamp(30px, 4vw, 44px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-faq .faq-next-item {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-faq .faq-next-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 15.5px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .faq-next-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-next-item .btn {
  justify-self: start;
  margin-top: 4px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-price {
    grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-faq .faq-plans {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

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

  .page-faq .faq-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .faq-price-table th,
  .page-faq .faq-price-table td {
    padding: 13px 16px 13px 0;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: var(--faq-gap);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 132px;
  }

  .page-faq .faq-feedback-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 34px;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-block-head {
    padding-left: 26px;
  }

  .page-faq .faq-price-lead {
    padding: 32px 30px;
  }

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

@media (max-width: 719px) {
  .page-faq .faq-block-head {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-left: 14px;
  }

  .page-faq .faq-block-index {
    font-size: 38px;
  }

  .page-faq .faq-price-table {
    font-size: 13px;
  }

  .page-faq .faq-price-table th,
  .page-faq .faq-price-table td {
    padding: 11px 10px 11px 0;
  }

  .page-faq .faq-plan-facts .stat-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail .toc-link,
  .page-faq .faq-flow .accordion-trigger,
  .page-faq .faq-flow .accordion-trigger::after,
  .page-faq .faq-step-toggle {
    transition: none;
  }
}