.page-faq {
  --faq-block: clamp(40px, 7vw, 84px);
  --faq-line: 1px solid var(--wb-line);
  color: var(--wb-bone);
}

.page-faq [id] {
  scroll-margin-top: 96px;
}

.page-faq .wb-prose {
  color: var(--wb-mist);
  max-width: 68ch;
}

.page-faq .wb-eyebrow {
  font-family: var(--wb-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--wb-gold);
  margin: 0;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(123, 79, 224, 0.16), transparent 62%),
    linear-gradient(158deg, rgba(140, 26, 21, 0.44), rgba(10, 11, 13, 0) 66%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, var(--wb-red), var(--wb-gold) 46%, var(--wb-cyan) 74%, transparent);
  opacity: 0.7;
}

.page-faq .faq-hero .wb-breadcrumb {
  margin-bottom: clamp(20px, 4vw, 40px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero__title {
  margin: 16px 0 18px;
  font-size: clamp(30px, 6.6vw, 60px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.page-faq .faq-hero__intro {
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 28px;
  background: var(--wb-line);
  border: var(--faq-line);
}

.page-faq .faq-hero__fact {
  background: var(--wb-ink);
  padding: 14px 16px 16px;
}

.page-faq .faq-hero__fact b {
  display: block;
  font-family: var(--wb-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--wb-bone);
  margin-bottom: 4px;
}

.page-faq .faq-hero__fact span {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--wb-mist);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: var(--faq-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

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

/* ---------- 通用区块标题 ---------- */

.page-faq .faq-head {
  max-width: 62ch;
}

.page-faq .faq-head__title {
  margin: 12px 0 14px;
  font-size: clamp(22px, 3.6vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--wb-bone);
}

/* ---------- 速答 ---------- */

.page-faq .faq-quick__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--wb-line);
  border: var(--faq-line);
}

.page-faq .faq-quick__item {
  position: relative;
  background: var(--wb-ink);
  padding: 20px 20px 24px;
  transition: background 0.3s var(--wb-ease);
}

.page-faq .faq-quick__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 0;
  background: var(--wb-red);
  transition: height 0.36s var(--wb-ease);
}

.page-faq .faq-quick__item:hover {
  background: var(--wb-panel);
}

.page-faq .faq-quick__item:hover::before {
  height: 100%;
}

.page-faq .faq-quick__q {
  margin: 12px 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--wb-bone);
}

.page-faq .faq-quick__a {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--wb-mist);
}

/* ---------- 目录 + 问题主体 ---------- */

.page-faq .faq-body__grid {
  display: grid;
  gap: 32px;
  margin-top: 30px;
}

.page-faq .faq-toc {
  border-top: 2px solid var(--wb-red);
  padding-top: 14px;
}

.page-faq .faq-toc__label {
  margin: 0 0 10px;
  font-family: var(--wb-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--wb-mist);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: var(--faq-line);
  color: var(--wb-bone);
  font-size: 15px;
  text-decoration: none;
  transition: color 0.24s var(--wb-ease), padding-left 0.24s var(--wb-ease);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  color: var(--wb-cyan);
  padding-left: 6px;
}

.page-faq .faq-toc__num {
  font-family: var(--wb-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--wb-gold);
}

.page-faq .faq-toc__total {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--wb-mist);
}

.page-faq .faq-toc__total-num {
  font-family: var(--wb-mono);
  font-weight: 700;
  color: var(--wb-bone);
}

.page-faq .faq-group {
  margin-bottom: 40px;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: var(--faq-line);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: clamp(19px, 2.8vw, 24px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--wb-bone);
}

.page-faq .faq-group__title::before {
  content: "";
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  background: var(--wb-red);
  transform: skewX(-20deg);
}

.page-faq .faq-group__count {
  flex: 0 0 auto;
  font-family: var(--wb-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--wb-mist);
}

.page-faq .faq-item {
  border-bottom: var(--faq-line);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 14px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
  transition: background 0.24s var(--wb-ease);
}

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

.page-faq .faq-item__summary:hover {
  background: rgba(242, 193, 78, 0.05);
}

.page-faq .faq-item__idx {
  padding-top: 5px;
  font-family: var(--wb-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--wb-gold);
}

.page-faq .faq-item__q {
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--wb-bone);
}

.page-faq .faq-item__sign {
  padding-top: 3px;
  font-family: var(--wb-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--wb-mist);
  transition: color 0.24s var(--wb-ease);
}

.page-faq .faq-item[open] .faq-item__sign {
  color: var(--wb-cyan);
}

.page-faq .faq-item__body {
  padding: 0 4px 20px;
}

.page-faq .faq-item__body p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--wb-mist);
}

/* ---------- 分步指引 ---------- */

.page-faq .faq-flow {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

.page-faq .faq-flow__figure {
  margin: 0;
  border: var(--faq-line);
  position: relative;
}

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

.page-faq .faq-flow__steps {
  display: grid;
  gap: 28px;
}

.page-faq .faq-flow__block {
  position: relative;
  padding-left: 22px;
  border-left: 1px solid var(--wb-line);
}

.page-faq .faq-flow__block::before {
  content: "";
  position: absolute;
  left: -3px;
  top: 6px;
  width: 5px;
  height: 5px;
  background: var(--wb-red);
}

.page-faq .faq-flow__title {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--wb-bone);
}

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

.page-faq .faq-flow__list li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--wb-mist);
}

.page-faq .faq-flow__list li::before {
  content: counter(faqstep, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 26px;
  height: 22px;
  margin-top: 3px;
  background: var(--wb-gold);
  color: var(--wb-ink);
  font-family: var(--wb-mono);
  font-size: 11px;
  font-weight: 700;
}

/* ---------- 排障清单 ---------- */

.page-faq .faq-trouble__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--wb-line);
  border-top: var(--faq-line);
  border-bottom: var(--faq-line);
}

.page-faq .faq-trouble__item {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 16px;
  background: var(--wb-ink);
  padding: 22px 4px;
}

.page-faq .faq-trouble__dot {
  width: 9px;
  height: 9px;
  margin-top: 8px;
  background: var(--wb-mist);
}

.page-faq .faq-trouble__dot--red {
  background: var(--wb-red);
}

.page-faq .faq-trouble__dot--gold {
  background: var(--wb-gold);
}

.page-faq .faq-trouble__dot--cyan {
  background: var(--wb-cyan);
}

.page-faq .faq-trouble__dot--violet {
  background: var(--wb-violet);
}

.page-faq .faq-trouble__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--wb-bone);
}

.page-faq .faq-trouble__body p {
  margin: 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--wb-mist);
}

/* ---------- 联系 ---------- */

.page-faq .faq-help {
  display: grid;
  gap: 28px;
  padding: clamp(24px, 4.5vw, 48px);
  border: var(--faq-line);
  background:
    linear-gradient(140deg, rgba(140, 26, 21, 0.26), rgba(123, 79, 224, 0.14) 58%, rgba(10, 11, 13, 0) 88%);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

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

.page-faq .faq-help__channel {
  display: grid;
  gap: 6px;
  background: var(--wb-ink);
  padding: 14px 16px;
}

.page-faq .faq-help__key {
  font-family: var(--wb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--wb-mist);
}

.page-faq .faq-help__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--wb-bone);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */

@media (max-width: 1023px) {
  .page-faq .faq-toc__list {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .page-faq .faq-toc__list::-webkit-scrollbar {
    display: none;
  }

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

  .page-faq .faq-toc__list a {
    gap: 10px;
    padding: 9px 14px;
    border: var(--faq-line);
    white-space: nowrap;
    font-size: 14px;
  }

  .page-faq .faq-toc__list a:hover,
  .page-faq .faq-toc__list a:focus-visible {
    padding-left: 14px;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-quick__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-item__body {
    padding-left: 56px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 52px;
    align-items: end;
  }

  .page-faq .faq-flow {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__item,
  .page-faq .faq-quick__item::before,
  .page-faq .faq-toc__list a,
  .page-faq .faq-item__sign {
    transition: none;
  }
}