.page-faq {
  background: var(--tea-lite);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-faq [id] {
  scroll-margin-top: 80px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--blue);
  color: var(--white);
  padding: clamp(28px, 4vw, 52px) 0 clamp(40px, 6vw, 76px);
  border-bottom: 1px solid var(--line-white);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-radial-gradient(circle at 88% 40%, rgba(255,255,255,.10) 0 1px, transparent 1px 54px);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 40%;
  right: 11%;
  width: 12px;
  height: 12px;
  background: var(--orange);
  box-shadow: 0 0 0 10px rgba(255,122,47,.16), 0 0 0 26px rgba(255,122,47,.06);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
}

.page-faq .faq-crumb {
  margin: 0 0 clamp(24px, 3vw, 40px);
  font-size: 13px;
  letter-spacing: .02em;
  color: rgba(255,255,255,.68);
}

.page-faq .faq-crumb a {
  color: rgba(255,255,255,.88);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) var(--ease);
}

.page-faq .faq-crumb a:hover {
  border-bottom-color: var(--orange);
}

.page-faq .faq-crumb span[aria-current="page"] {
  color: var(--orange-lite);
}

.page-faq .faq-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-lite);
}

.page-faq .faq-kicker::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.page-faq .faq-title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.2vw, 62px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-lead {
  margin: 0 0 clamp(28px, 4vw, 40px);
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.95;
  color: rgba(255,255,255,.82);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px clamp(24px, 5vw, 64px);
  margin: 0;
  padding: clamp(20px, 3vw, 28px) 0 0;
  list-style: none;
  border-top: 1px solid var(--line-white);
}

.page-faq .faq-stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  max-width: 20em;
}

.page-faq .faq-stats strong {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-stats span {
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: rgba(255,255,255,.7);
}

/* ---------- 快速定位条 ---------- */

.page-faq .faq-index {
  background: var(--tea);
  border-bottom: 1px solid var(--line-blue);
}

.page-faq .faq-index-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px clamp(14px, 2.4vw, 28px);
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-faq .faq-index-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--blue);
  opacity: .62;
}

.page-faq .faq-index a {
  display: inline-flex;
  align-items: center;
  padding: 3px 0;
  font-size: 14px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-index a::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 8px;
  background: var(--orange);
  transform: scale(.55);
  transition: transform var(--t-fast) var(--ease);
}

.page-faq .faq-index a:hover {
  border-bottom-color: var(--orange);
  color: var(--blue-mid);
}

.page-faq .faq-index a:hover::before {
  transform: scale(1);
}

/* ---------- 通用区块 ---------- */

.page-faq .faq-block {
  padding: clamp(52px, 7vw, 100px) 0;
}

.page-faq .faq-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px clamp(16px, 2.4vw, 32px);
  margin: 0 0 clamp(22px, 3.2vw, 40px);
}

.page-faq .faq-no {
  font-family: var(--font-mono);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
  letter-spacing: -.02em;
}

.page-faq .faq-h2 {
  flex: 1 1 300px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.1vw, 38px);
  line-height: 1.26;
  letter-spacing: -.005em;
  color: var(--blue);
}

.page-faq .faq-note {
  margin: 0 0 0 auto;
  padding-left: 14px;
  border-left: 1px solid var(--line-blue);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--ink);
}

.page-faq .faq-intro {
  margin: 0 0 clamp(26px, 3.6vw, 44px);
  max-width: 40em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.95;
  color: var(--ink);
}

.page-faq .faq-block a {
  color: var(--blue-mid);
  text-decoration: none;
  border-bottom: 1px solid rgba(30,74,115,.36);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-block a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 01 栏目地图 ---------- */

.page-faq .faq-cats {
  background: var(--tea-lite);
}

.page-faq .faq-map {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--line-blue);
  border: 1px solid var(--line-blue);
}

.page-faq .faq-cat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--white);
  border-left: 2px solid var(--blue);
  transition: background var(--t-fast) var(--ease);
}

.page-faq .faq-cat[data-accent="blue"] {
  border-left-color: var(--blue);
}

.page-faq .faq-cat[data-accent="orange"] {
  border-left-color: var(--orange);
}

.page-faq .faq-cat[data-accent="grass"] {
  border-left-color: var(--grass-deep);
}

.page-faq .faq-cat:hover {
  background: rgba(255,216,184,.3);
}

.page-faq .faq-cat h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--blue);
}

.page-faq .faq-cat-sum {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-cat-list {
  display: grid;
  gap: 8px;
  margin: 2px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-cat-list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-cat-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 9px;
  height: 1px;
  background: var(--orange);
}

.page-faq .faq-cat:nth-child(1),
.page-faq .faq-cat:nth-child(2) {
  grid-column: span 3;
}

.page-faq .faq-cat:nth-child(3),
.page-faq .faq-cat:nth-child(4),
.page-faq .faq-cat:nth-child(5) {
  grid-column: span 2;
}

.page-faq .faq-cat:nth-child(6) {
  grid-column: span 6;
}

.page-faq .faq-cat:nth-child(6) .faq-cat-list {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px 32px;
}

.page-faq .faq-map-figure {
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  border: 1px solid var(--line-blue);
  background: var(--blue);
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

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

.page-faq .faq-figcap {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,.72);
  border-top: 1px solid var(--line-white);
}

.page-faq .faq-cats-foot {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
}

/* ---------- 02 新手三步 ---------- */

.page-faq .faq-first {
  background: var(--white);
}

.page-faq .faq-first-grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-faq .faq-steps {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(14px, 2vw, 24px);
  padding-top: clamp(16px, 2.2vw, 24px);
  border-top: 1px solid var(--line-blue);
}

.page-faq .faq-step-no {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 700;
  line-height: .9;
  color: var(--orange);
}

.page-faq .faq-step-no::after {
  content: "";
  display: block;
  width: 22px;
  height: 1px;
  margin-top: 12px;
  background: var(--orange);
  opacity: .55;
}

.page-faq .faq-steps h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--blue);
}

.page-faq .faq-steps p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink);
}

.page-faq .faq-first-figure {
  margin: 0;
  border: 1px solid var(--line-blue);
  background: var(--blue);
  aspect-ratio: 14 / 9;
  overflow: hidden;
}

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

/* ---------- 03 常见问题 ---------- */

.page-faq .faq-qa {
  background: var(--tea-lite);
}

.page-faq .faq-qa-inner {
  max-width: 940px;
}

.page-faq .faq-folds {
  display: grid;
  gap: 1px;
  background: var(--line-blue);
  border-top: 1px solid var(--line-blue);
  border-bottom: 1px solid var(--line-blue);
}

.page-faq .faq-folds .fold {
  background: var(--white);
}

.page-faq .faq-folds .fold-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: clamp(16px, 2.2vw, 22px) clamp(16px, 2.4vw, 26px);
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(15.5px, 1.7vw, 18px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--blue);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-folds .fold-head:hover {
  background: rgba(255,216,184,.32);
  color: var(--blue-mid);
}

.page-faq .faq-folds .fold-mark {
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--t-fast) var(--ease);
}

.page-faq .faq-folds .fold-head[aria-expanded="true"] .fold-mark {
  transform: rotate(225deg) translateY(-2px);
}

.page-faq .faq-folds .fold-body {
  overflow: hidden;
}

.page-faq .faq-folds .fold-inner {
  padding: 0 clamp(16px, 2.4vw, 26px) clamp(18px, 2.6vw, 26px);
  max-width: 60em;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink);
  border-left: 2px solid var(--orange-lite);
  margin-left: clamp(16px, 2.4vw, 26px);
  padding-left: clamp(14px, 1.8vw, 20px);
}

.page-faq .faq-folds .fold-inner p {
  margin: 0 0 10px;
}

.page-faq .faq-folds .fold-inner p:last-child {
  margin-bottom: 0;
}

/* ---------- 04 故障自查与工单 ---------- */

.page-faq .faq-fix {
  background: var(--tea);
}

.page-faq .faq-fix-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}

.page-faq .faq-sub {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 800;
  color: var(--blue);
}

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

.page-faq .faq-check-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(18,48,79,.16);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-check-list li:first-child {
  border-top: 1px solid rgba(18,48,79,.16);
}

.page-faq .faq-check-list li::before {
  counter-increment: faq-check;
  content: counter(faq-check, decimal-leading-zero);
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-faq .faq-ticket {
  padding: clamp(22px, 3vw, 34px);
  background: var(--white);
  border-top: 3px solid var(--orange);
}

.page-faq .faq-ticket h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 800;
  color: var(--blue);
}

.page-faq .faq-ticket p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink);
}

.page-faq .faq-ticket p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-ticket ul {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-ticket li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--blue);
}

.page-faq .faq-ticket li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 1px;
  background: var(--orange);
}

.page-faq .faq-contact-line {
  padding-top: 14px;
  border-top: 1px solid var(--line-blue);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: .01em;
  color: var(--blue);
}

/* ---------- 05 文档更新 ---------- */

.page-faq .faq-updates {
  background: var(--blue);
  color: rgba(255,255,255,.84);
}

.page-faq .faq-head-light .faq-h2 {
  color: var(--white);
}

.page-faq .faq-head-light .faq-note {
  border-left-color: var(--line-white);
  color: rgba(255,255,255,.68);
}

.page-faq .faq-updates-grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 52px);
  align-items: start;
}

.page-faq .faq-updates-copy p {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.95;
  color: rgba(255,255,255,.82);
}

.page-faq .faq-updates-copy p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-update-facts {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-white);
  border: 1px solid var(--line-white);
}

.page-faq .faq-update-facts li {
  padding: clamp(16px, 2vw, 22px);
  background: var(--blue-deep);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255,255,255,.76);
}

.page-faq .faq-update-facts strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid var(--line-white);
}

.page-faq .faq-updates .faq-links .btn {
  border-bottom: 1px solid transparent;
}

/* ---------- 进入视口 ---------- */

.page-faq .faq-cat[data-reveal],
.page-faq .faq-folds .fold[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 900px) {
  .page-faq .faq-first-grid {
    grid-template-columns: 1.12fr .88fr;
  }

  .page-faq .faq-fix-grid {
    grid-template-columns: 1.08fr .92fr;
  }

  .page-faq .faq-updates-grid {
    grid-template-columns: 1.28fr .72fr;
  }
}

@media (max-width: 900px) {
  .page-faq .faq-map {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .faq-cat:nth-child(1),
  .page-faq .faq-cat:nth-child(2),
  .page-faq .faq-cat:nth-child(3),
  .page-faq .faq-cat:nth-child(4),
  .page-faq .faq-cat:nth-child(5) {
    grid-column: span 1;
  }

  .page-faq .faq-cat:nth-child(6) {
    grid-column: span 2;
  }

  .page-faq .faq-note {
    margin-left: 0;
    flex: 1 1 100%;
  }

  .page-faq .faq-hero::after {
    display: none;
  }
}

@media (max-width: 600px) {
  .page-faq .faq-map {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-cat:nth-child(6) {
    grid-column: span 1;
  }

  .page-faq .faq-map-figure,
  .page-faq .faq-first-figure {
    aspect-ratio: 4 / 3;
  }

  .page-faq .faq-stats {
    gap: 14px;
  }

  .page-faq .faq-stats li {
    flex: 1 1 100%;
  }

  .page-faq .faq-index-inner {
    gap: 6px 16px;
  }

  .page-faq .faq-index-label {
    flex: 1 1 100%;
  }
}

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