.page-faq {
  --faq-rail-w: 216px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 44px;
  color: var(--paper);
  background:
    radial-gradient(circle at 84% 8%, rgba(255, 106, 0, .22), transparent 46%),
    linear-gradient(158deg, var(--green-night) 0%, var(--green-deep) 84%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(245, 240, 230, .055) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(245, 240, 230, .045) 0 1px, transparent 1px 64px);
}

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

.page-faq .faq-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  font-size: .78rem;
  letter-spacing: .04em;
  color: rgba(245, 240, 230, .6);
}

.page-faq .faq-hero .breadcrumb a {
  color: rgba(245, 240, 230, .84);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 240, 230, .3);
  padding-bottom: 1px;
  transition: color var(--dur) ease-out, border-color var(--dur) ease-out;
}

.page-faq .faq-hero .breadcrumb a:hover,
.page-faq .faq-hero .breadcrumb a:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
}

.page-faq .faq-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-hero .eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--orange);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  max-width: 17ch;
  font-family: var(--font-head);
  font-size: clamp(2rem, 8vw, 4.1rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero-lead {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(245, 240, 230, .84);
}

.page-faq .faq-hero-steps {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-hero-steps li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px 14px;
  padding: 14px 0;
  border-top: 1px solid rgba(245, 240, 230, .16);
}

.page-faq .faq-hero-steps li:first-child {
  border-top: 2px solid rgba(255, 106, 0, .6);
  padding-top: 16px;
}

.page-faq .faq-step-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.05;
  color: var(--amber);
}

.page-faq .faq-hero-steps strong {
  display: block;
  font-size: .98rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .faq-hero-steps p {
  margin: 6px 0 0;
  font-size: .88rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, .72);
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-body {
  padding: 34px 0 60px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 24px;
}

.page-faq .faq-rail {
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 6px;
  min-width: 0;
}

.page-faq .faq-rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-faq .faq-rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-rail-list li {
  flex: 0 0 auto;
}

.page-faq .faq-rail-list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-island);
  background: var(--paper-2);
  color: var(--green-deep);
  font-size: .84rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) ease-out, border-color var(--dur) ease-out, background var(--dur) ease-out;
}

.page-faq .faq-rail-list a span {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--clay);
}

.page-faq .faq-rail-list a:hover,
.page-faq .faq-rail-list a:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding-top: 30px;
  border-top: 1px solid var(--hairline);
  scroll-margin-top: 96px;
}

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

.page-faq .faq-section + .faq-section {
  margin-top: 36px;
}

.page-faq .faq-section .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-faq .faq-section .eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--orange);
}

.page-faq .section-title {
  margin: 9px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 4.6vw, 2.05rem);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--green-deep);
}

.page-faq .section-lead {
  margin: 11px 0 0;
  max-width: 64ch;
  font-size: .96rem;
  line-height: 1.78;
  color: #3d453f;
}

.page-faq .faq-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--blue-grey);
  font-size: .88rem;
  line-height: 1.72;
  color: var(--stone);
}

/* ---------- 分段切换 ---------- */
.page-faq .faq-tabs {
  margin-top: 22px;
}

.page-faq .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-faq .tab-btn {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-island);
  background: var(--paper-2);
  color: var(--green-deep);
  font: inherit;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--dur) ease-out, color var(--dur) ease-out, border-color var(--dur) ease-out;
}

.page-faq .tab-btn:hover {
  border-color: var(--moss);
}

.page-faq .tab-btn[aria-selected="true"] {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--paper);
}

.page-faq .tab-btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .tab-panel {
  margin-top: 0;
}

.page-faq .tab-panel + .tab-panel {
  margin-top: 14px;
}

.page-faq .faq-panel-card {
  position: relative;
  padding: 22px 18px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  background: var(--paper-2);
  box-shadow: 0 16px 32px -28px rgba(6, 28, 20, .9);
}

.page-faq .faq-panel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  right: 40%;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, var(--orange), var(--amber));
}

/* ---------- 步骤列表 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-faq .faq-steps > li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-faq .faq-step-idx {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--clay);
}

.page-faq .faq-steps strong {
  display: block;
  font-size: .94rem;
  line-height: 1.5;
  color: var(--green-deep);
}

.page-faq .faq-steps p {
  margin: 5px 0 0;
  font-size: .9rem;
  line-height: 1.72;
  color: #3d453f;
}

.page-faq .faq-steps--wide {
  margin-top: 22px;
  gap: 0;
  border-top: 2px solid var(--green-deep);
}

.page-faq .faq-steps--wide > li {
  padding: 16px 0;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-steps--wide .faq-step-idx {
  font-size: 1.1rem;
  color: var(--orange);
  line-height: 1.2;
}

/* ---------- 三层入口卡 ---------- */
.page-faq .faq-nav-cards {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-nav-card {
  padding: 16px 16px 18px;
  border: 1px solid var(--hairline);
  border-top: 3px solid var(--green-deep);
  border-radius: 0 0 12px 12px;
  background: var(--paper);
  box-shadow: 0 12px 26px -26px rgba(6, 28, 20, .9);
}

.page-faq .faq-nav-card:nth-child(1) { border-top-color: var(--moss); }
.page-faq .faq-nav-card:nth-child(2) { border-top-color: var(--orange); }
.page-faq .faq-nav-card:nth-child(3) { border-top-color: var(--clay); }

.page-faq .faq-nav-card h3 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--green-deep);
}

.page-faq .faq-nav-card p {
  margin: 8px 0 0;
  font-size: .88rem;
  line-height: 1.72;
  color: #3d453f;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 0;
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  overflow: hidden;
  background: var(--blue-grey);
}

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

.page-faq .faq-figure .media-caption {
  margin: 0;
  padding: 10px 14px;
  border-top: 1px solid var(--hairline);
  background: var(--paper-2);
  font-size: .8rem;
  line-height: 1.62;
  color: var(--stone);
}

/* ---------- 移动端读榜分栏 ---------- */
.page-faq .faq-split {
  margin-top: 22px;
  display: grid;
  gap: 20px;
}

.page-faq .faq-figure--phone {
  margin: 0;
  max-width: 320px;
}

/* ---------- 轮次卡字段 ---------- */
.page-faq .faq-round-legend {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 2px solid var(--green-deep);
}

.page-faq .faq-round-legend li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-legend-num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--orange);
}

.page-faq .faq-round-legend strong {
  display: block;
  font-size: .94rem;
  line-height: 1.5;
  color: var(--green-deep);
}

.page-faq .faq-round-legend p {
  margin: 5px 0 0;
  font-size: .89rem;
  line-height: 1.72;
  color: #3d453f;
}

/* ---------- 常见问题折叠 ---------- */
.page-faq .faq-accordion {
  margin-top: 22px;
  border-top: 1px solid var(--hairline);
}

.page-faq .faq-accordion details {
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-accordion summary {
  position: relative;
  padding: 16px 34px 16px 0;
  font-size: .95rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--green-deep);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-accordion summary::after {
  content: "+";
  position: absolute;
  top: 14px;
  right: 6px;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--clay);
}

.page-faq .faq-accordion details[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-faq .faq-accordion summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .faq-accordion details p {
  margin: 0;
  padding: 0 34px 18px 0;
  max-width: 68ch;
  font-size: .91rem;
  line-height: 1.78;
  color: #3d453f;
}

/* ---------- 客服面板 ---------- */
.page-faq .faq-support {
  position: relative;
  overflow: hidden;
  margin-top: 22px;
  padding: 24px 20px;
  border-radius: var(--r-card);
  color: var(--paper);
  background:
    radial-gradient(circle at 92% 0%, rgba(255, 106, 0, .24), transparent 52%),
    linear-gradient(150deg, var(--green-night), var(--green-deep));
}

.page-faq .faq-support .tag {
  margin-bottom: 4px;
}

.page-faq .faq-contact-grid {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.page-faq .faq-contact-item {
  padding-left: 12px;
  border-left: 2px solid rgba(244, 182, 63, .72);
  min-width: 0;
}

.page-faq .faq-contact-label {
  display: block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(245, 240, 230, .62);
}

.page-faq .faq-contact-value {
  display: block;
  margin-top: 4px;
  font-size: .95rem;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact-value--mono {
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

.page-faq .faq-support-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: 20px;
  text-decoration: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 22px;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 96px 0 52px;
  }

  .page-faq .faq-hero-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-top: 36px;
  }

  .page-faq .faq-hero-steps li {
    border-top: 2px solid rgba(255, 106, 0, .55);
    padding: 16px 0 0;
  }

  .page-faq .faq-nav-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) 262px;
    gap: 28px;
    align-items: start;
  }

  .page-faq .faq-panel-card {
    padding: 26px 24px 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    padding: 44px 0 76px;
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
    padding: 0 0 0 14px;
    border-bottom: 0;
    border-left: 3px solid var(--orange);
  }

  .page-faq .faq-rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-rail-list a {
    padding: 9px 0;
    border: 0;
    border-bottom: 1px dashed var(--hairline);
    border-radius: 0;
    background: transparent;
    font-size: .9rem;
    white-space: normal;
  }

  .page-faq .faq-rail-list a:hover,
  .page-faq .faq-rail-list a:focus-visible {
    border-bottom-color: var(--orange);
  }

  .page-faq .faq-section + .faq-section {
    margin-top: 44px;
    padding-top: 38px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .tab-btn,
  .page-faq .faq-rail-list a,
  .page-faq .faq-hero .breadcrumb a {
    transition: none;
  }
}
</main>