.page-faq {
  padding-block: clamp(20px, 4vw, 44px) clamp(60px, 9vw, 112px);
}

/* 面包屑 */
.page-faq .crumb {
  font-size: 13px;
  color: var(--text-2);
}

.page-faq .crumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .crumb__list li + li::before {
  content: "/";
  margin-inline-end: 8px;
  color: var(--dim);
}

.page-faq .crumb__list a {
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .crumb__list a:hover,
.page-faq .crumb__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .crumb__list [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-faq .faq-hero {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(22px, 3.4vw, 40px);
  padding-block: clamp(6px, 1.6vw, 18px) clamp(10px, 2vw, 22px);
  background-image:
    repeating-linear-gradient(115deg, rgba(234, 242, 255, 0.05) 0 1px, transparent 1px 11px),
    radial-gradient(120% 92% at 10% 0%, rgba(0, 229, 212, 0.13), transparent 62%);
}

.page-faq .faq-eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5.6vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 20ch;
}

.page-faq .faq-hero .lead {
  margin-top: 16px;
  max-width: 38rem;
}

.page-faq .hero-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .hero-jump a {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-2);
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(14, 20, 48, 0.6);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-faq .faq-hero__card {
  padding: clamp(20px, 3vw, 26px);
  align-self: start;
}

.page-faq .faq-hero__card-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-2);
}

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

.page-faq .hero-stats li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .hero-stats__k {
  font-size: 13px;
  color: var(--text-2);
}

.page-faq .hero-stats__v {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  font-weight: 600;
  color: var(--cyan);
  white-space: nowrap;
}

.page-faq .hero-stats li:nth-child(2) .hero-stats__v {
  color: var(--orange);
}

.page-faq .faq-hero__card-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

/* 区块通用 */
.page-faq .faq-section {
  margin-top: clamp(52px, 8vw, 104px);
}

.page-faq .faq-section__head {
  max-width: 44rem;
}

.page-faq .faq-section__head .section-title {
  margin-top: 10px;
}

.page-faq .faq-section__head .lead {
  margin-top: 12px;
}

/* 网格 */
.page-faq .layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(22px, 3.4vw, 36px);
}

/* 媒体 */
.page-faq .faq-media {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-faq .layout__aside .faq-media {
  margin-bottom: 0;
}

/* 步骤 */
.page-faq .steps {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .steps::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 26px;
  bottom: 42px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--blue) 48%, rgba(0, 229, 212, 0));
  opacity: 0.55;
}

.page-faq .step {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  column-gap: 18px;
  padding-bottom: clamp(26px, 3.4vw, 38px);
}

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

.page-faq .step__no {
  position: relative;
  z-index: 1;
  display: block;
  padding: 6px 0 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  text-align: center;
  color: var(--cyan);
  background: var(--ink);
}

.page-faq .step__body {
  max-width: 40rem;
}

.page-faq .step__action {
  margin: 2px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
}

.page-faq .step__note {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-faq .step__time {
  display: inline-block;
  margin-top: 10px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
  border: 1px solid rgba(255, 122, 61, 0.35);
}

/* 旁注 */
.page-faq .aside-panel {
  padding: clamp(18px, 2.4vw, 24px);
}

.page-faq .layout__aside .aside-panel + .aside-note,
.page-faq .layout__aside .aside-panel + .panel {
  margin-top: 16px;
}

.page-faq .aside-panel__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--text-2);
}

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

.page-faq .aside-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-faq .aside-list b {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--cyan);
  white-space: nowrap;
}

.page-faq .aside-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-2);
}

/* 两步路径示意 */
.page-faq .pathmap {
  margin-top: clamp(24px, 3.6vw, 38px);
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(0, 229, 212, 0.08), transparent 62%),
    var(--panel);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--cut));
}

.page-faq .pathmap__track {
  display: grid;
  grid-template-columns: auto minmax(40px, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.page-faq .pathmap__node {
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan-ink);
  background: var(--cyan);
  white-space: nowrap;
}

.page-faq .pathmap__node--end {
  color: var(--text);
  background: rgba(14, 20, 48, 0.9);
  border: 1px solid var(--cyan);
}

.page-faq .pathmap__edge {
  position: relative;
  height: 2px;
  margin-top: 22px;
  background: var(--cyan);
  transform-origin: left center;
}

.page-faq .pathmap__len {
  position: absolute;
  left: 50%;
  top: -22px;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
  white-space: nowrap;
}

.page-faq .pathmap__caption {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}

/* 打开时间卡片 */
.page-faq .speed-cards {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-faq .speed-card {
  padding: clamp(18px, 2.6vw, 26px);
}

.page-faq .speed-card--accent {
  background: linear-gradient(140deg, rgba(255, 122, 61, 0.14), rgba(14, 20, 48, 0.95) 60%);
  border-color: rgba(255, 122, 61, 0.4);
}

.page-faq .speed-card__v {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-faq .speed-card--accent .speed-card__v {
  color: var(--orange);
}

.page-faq .speed-card__k {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-faq .speed-note {
  margin-top: clamp(22px, 3.4vw, 32px);
}

/* 问答 */
.page-faq .faq-section--qa {
  margin-top: clamp(64px, 10vw, 128px);
}

.page-faq .qa-list {
  margin-top: clamp(24px, 3.6vw, 38px);
  border-top: 1px solid var(--line);
}

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

.page-faq .qa__q {
  position: relative;
  padding: 18px 46px 18px 20px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: transparent;
  transition: background 0.2s var(--ease);
}

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .qa[open] .qa__q {
  color: var(--cyan);
}

.page-faq .qa[open] .qa__q::before {
  background: var(--cyan);
}

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

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

.page-faq .qa__a {
  padding: 0 46px 22px 20px;
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 40rem;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

/* 联系 */
.page-faq .faq-section--contact {
  margin-top: clamp(64px, 10vw, 128px);
}

.page-faq .contact-card {
  padding: clamp(22px, 3.4vw, 40px);
}

.page-faq .contact-card .lead {
  margin-top: 12px;
  max-width: 40rem;
}

.page-faq .contact-rows {
  margin: clamp(22px, 3.2vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .contact-rows__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .contact-rows__k {
  flex: 0 0 84px;
  font-size: 13px;
  color: var(--text-2);
}

.page-faq .contact-rows__v {
  flex: 1 1 15rem;
  min-width: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-faq .contact-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-faq .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 28px);
}

/* 入场 */
.page-faq [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.page-faq [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* 桌面 */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-faq .layout {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(28px, 3.4vw, 52px);
  }

  .page-faq .layout__main {
    grid-column: 1 / span 7;
  }

  .page-faq .layout__aside {
    grid-column: 9 / span 4;
  }

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

  .page-faq .qa__q {
    padding: 20px 52px 20px 24px;
  }

  .page-faq .qa__a {
    padding: 0 52px 26px 24px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero h1 {
    font-size: clamp(2.6rem, 4.4vw, 3.9rem);
  }

  .page-faq .contact-rows__k {
    flex-basis: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}