.page-faq {
  --faq-access: #D7263D;
  --faq-account: #5F7A5C;
  --faq-problem: #E3A93F;
  --faq-hair: rgba(157, 176, 191, .22);
  --faq-hair-strong: rgba(157, 176, 191, .40);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.2rem, 4vw, 2.4rem) 0 clamp(1.8rem, 5vw, 3.2rem);
  background:
    radial-gradient(58% 74% at 88% 0%, rgba(215, 38, 61, .18), transparent 62%),
    radial-gradient(46% 56% at 2% 24%, rgba(227, 169, 63, .10), transparent 60%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 72%);
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(157, 176, 191, .10) 1px, transparent 1px),
    linear-gradient(0deg, rgba(157, 176, 191, .08) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(78% 72% at 30% 10%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(78% 72% at 30% 10%, #000 0%, transparent 78%);
}

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

.page-faq .faq-hero .crumbs {
  margin-bottom: clamp(1rem, 3vw, 1.8rem);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
}

.page-faq .faq-title {
  margin: .6rem 0 0;
  font-size: clamp(2rem, 5.4vw, 3.7rem);
  line-height: 1.06;
  letter-spacing: -.03em;
  font-weight: 900;
  max-width: 20ch;
}

.page-faq .faq-title .thin {
  font-weight: 300;
  color: var(--mist);
}

.page-faq .faq-hero__lead .lede {
  margin: 1rem 0 0;
  max-width: 56ch;
  font-size: clamp(.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.5rem;
}

.page-faq .faq-status {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .9rem 1.2rem;
  margin: 1.8rem 0 0;
  padding: 1.1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-status li {
  display: flex;
  align-items: baseline;
  gap: .5rem;
}

.page-faq .faq-status__num {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-faq .faq-status__label {
  font-size: .76rem;
  color: var(--mist);
  letter-spacing: .08em;
}

.page-faq .faq-hero__figure {
  margin: 0;
  padding: .55rem;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius);
  background: rgba(234, 240, 244, .05);
  backdrop-filter: blur(6px);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.page-faq .faq-hero__figure figcaption {
  margin-top: .65rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--mist);
  text-align: center;
}

/* ---------- 分类索引条 ---------- */
.page-faq .faq-index {
  background: var(--ink);
  border-bottom: 1px solid var(--faq-hair);
  padding: 0 0 1px;
}

.page-faq .faq-index__grid {
  display: grid;
  gap: 1px;
  background: var(--faq-hair);
}

.page-faq .faq-index__item {
  --faq-accent: var(--faq-access);
  display: grid;
  gap: .25rem;
  padding: 1.05rem 1.1rem 1.15rem;
  background: var(--ink);
  border-left: 2px solid var(--faq-accent);
  text-decoration: none;
  color: inherit;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-index__item--account { --faq-accent: var(--faq-account); }
.page-faq .faq-index__item--problem { --faq-accent: var(--faq-problem); }

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  background: var(--ink-2);
}

.page-faq .faq-index__range {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--faq-accent);
}

.page-faq .faq-index__name {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-faq .faq-index__desc {
  font-size: .8rem;
  color: var(--mist);
  line-height: 1.6;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding: clamp(1.8rem, 5vw, 3.2rem) 0 clamp(2rem, 5vw, 3.4rem);
}

.page-faq .faq-body__layout {
  display: grid;
  gap: clamp(1.3rem, 3vw, 2.6rem);
}

.page-faq .faq-toc {
  padding: 1.1rem 1.1rem 1.25rem;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius);
  background: rgba(18, 41, 61, .72);
}

.page-faq .faq-toc__head {
  margin: 0 0 .9rem;
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-faq .faq-toc__group + .faq-toc__group {
  margin-top: 1.15rem;
  padding-top: 1.15rem;
  border-top: 1px dashed var(--faq-hair);
}

.page-faq .faq-toc__label {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin: 0 0 .6rem;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--paper);
}

.page-faq .faq-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex: none;
}

.page-faq .faq-dot--access { background: var(--faq-access); }
.page-faq .faq-dot--account { background: var(--faq-account); }
.page-faq .faq-dot--problem { background: var(--faq-problem); }

.page-faq .faq-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .15rem;
}

.page-faq .faq-toc__link {
  display: flex;
  gap: .55rem;
  align-items: baseline;
  padding: .42rem .1rem .42rem .5rem;
  border-left: 2px solid transparent;
  font-size: .82rem;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-toc__link .mono {
  font-size: .7rem;
  color: var(--faq-hair-strong);
  letter-spacing: .06em;
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--red);
  background: rgba(215, 38, 61, .08);
}

.page-faq .faq-toc__cta {
  margin-top: 1.2rem;
  width: 100%;
  justify-content: center;
}

/* ---------- 分组与条目 ---------- */
.page-faq .faq-group {
  --faq-accent: var(--faq-access);
}

.page-faq .faq-group--account { --faq-accent: var(--faq-account); }
.page-faq .faq-group--problem { --faq-accent: var(--faq-problem); }

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2rem, 5vw, 3rem);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: 3px 1fr auto;
  gap: .9rem;
  align-items: start;
  margin-bottom: 1rem;
}

.page-faq .faq-group__mark {
  display: block;
  align-self: stretch;
  min-height: 2.6rem;
  background: linear-gradient(180deg, var(--faq-accent), rgba(157, 176, 191, .12));
  border-radius: 2px;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-group__lede {
  margin: .5rem 0 0;
  max-width: 60ch;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-group__count {
  white-space: nowrap;
  align-self: start;
}

.page-faq .faq-item {
  border-top: 1px solid var(--faq-hair);
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-item:last-child {
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-item[open] {
  background: linear-gradient(90deg, rgba(234, 240, 244, .05), transparent 62%);
}

.page-faq .faq-item__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .85rem;
  align-items: start;
  padding: 1rem .35rem;
  cursor: pointer;
  list-style: none;
  min-height: 44px;
}

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

.page-faq .faq-item__head:hover .faq-item__q,
.page-faq .faq-item__head:focus-visible .faq-item__q {
  color: var(--faq-accent);
}

.page-faq .faq-item__num {
  font-family: var(--font-mono);
  font-weight: 300;
  font-size: clamp(1.15rem, 2.6vw, 1.6rem);
  line-height: 1;
  padding-top: .18rem;
  min-width: 2.1em;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__num {
  color: var(--faq-accent);
}

.page-faq .faq-item__q {
  font-size: clamp(.95rem, 1.9vw, 1.08rem);
  font-weight: 500;
  line-height: 1.55;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item__sign {
  position: relative;
  width: 13px;
  height: 13px;
  margin-top: .5rem;
  flex: none;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--mist);
  transition: opacity var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item__sign::before {
  top: 6px;
  left: 0;
  width: 13px;
  height: 1.5px;
}

.page-faq .faq-item__sign::after {
  top: 0;
  left: 6px;
  width: 1.5px;
  height: 13px;
}

.page-faq .faq-item[open] .faq-item__sign::after {
  opacity: 0;
}

.page-faq .faq-item[open] .faq-item__sign::before {
  background: var(--faq-accent);
}

.page-faq .faq-item__body {
  padding: 0 .35rem 1.25rem;
  padding-left: calc(2.1em + .85rem);
}

.page-faq .faq-item__body p {
  margin: 0 0 .7rem;
  max-width: 62ch;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--paper);
}

.page-faq .faq-item__body p:last-of-type {
  margin-bottom: .85rem;
}

.page-faq .faq-item__body a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 169, 63, .45);
}

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

.page-faq .faq-item__note {
  padding-left: .8rem;
  border-left: 2px solid var(--faq-hair-strong);
  color: var(--mist) !important;
  font-size: .84rem !important;
}

.page-faq .faq-item__copy {
  margin-top: .15rem;
}

/* ---------- 加急与咨询 ---------- */
.page-faq .faq-help {
  padding: clamp(1.9rem, 5vw, 3.2rem) 0;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  border-top: 1px solid var(--faq-hair);
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 1rem;
}

.page-faq .faq-help__card {
  padding: clamp(1.2rem, 3vw, 1.8rem);
  border-radius: var(--radius);
  border: 1px solid var(--faq-hair);
}

.page-faq .faq-help__card--urgent {
  border-color: rgba(227, 169, 63, .42);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(227, 169, 63, .16), transparent 60%),
    rgba(18, 41, 61, .88);
}

.page-faq .faq-help__card--normal {
  background: rgba(234, 240, 244, .06);
  border-color: var(--faq-hair-strong);
}

.page-faq .faq-help__title {
  margin: .45rem 0 .7rem;
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  font-weight: 700;
  line-height: 1.3;
}

.page-faq .faq-help__text {
  margin: 0 0 1rem;
  max-width: 56ch;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-help__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
}

.page-faq .faq-help__contact {
  margin: 0 0 1.2rem;
  display: grid;
  gap: .65rem;
}

.page-faq .faq-help__contact div {
  display: grid;
  gap: .12rem;
  padding-bottom: .6rem;
  border-bottom: 1px dashed var(--faq-hair);
}

.page-faq .faq-help__contact dt {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-faq .faq-help__contact dd {
  margin: 0;
  font-size: .9rem;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 更新记录 ---------- */
.page-faq .faq-update {
  padding: clamp(1.9rem, 5vw, 3.2rem) 0 clamp(2.2rem, 6vw, 3.6rem);
}

.page-faq .faq-update__head {
  display: grid;
  gap: 1.2rem;
  align-items: end;
}

.page-faq .faq-update__title {
  margin: .45rem 0 .7rem;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-update__text {
  margin: 0;
  max-width: 60ch;
  font-size: .9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-update__text a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 169, 63, .45);
}

.page-faq .faq-update__figure {
  margin: 0;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

.page-faq .faq-update__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 1;
  object-fit: cover;
}

.page-faq .faq-timeline {
  margin: clamp(1.4rem, 4vw, 2.2rem) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1.1rem;
}

.page-faq .faq-timeline__node {
  position: relative;
  padding-top: .95rem;
  border-top: 1px solid var(--faq-hair-strong);
  background-image: repeating-linear-gradient(90deg, var(--faq-hair-strong) 0 1px, transparent 1px 10px);
  background-repeat: no-repeat;
  background-size: 100% 7px;
  background-position: 0 0;
}

.page-faq .faq-timeline__node::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--faq-hair-strong);
}

.page-faq .faq-timeline__node--done::before,
.page-faq .faq-timeline__node--now::before {
  border-color: var(--amber);
  background: var(--amber);
}

.page-faq .faq-timeline__when {
  margin: 0 0 .3rem;
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-faq .faq-timeline__what {
  margin: 0 0 .35rem;
  font-size: 1rem;
  font-weight: 700;
}

.page-faq .faq-timeline__desc {
  margin: 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--mist);
  max-width: 42ch;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-status {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.22fr .78fr;
    align-items: end;
    gap: clamp(1.8rem, 4vw, 3rem);
  }

  .page-faq .faq-hero__figure {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-faq .faq-update__head {
    grid-template-columns: 1fr .78fr;
    gap: 2rem;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body__layout {
    grid-template-columns: minmax(220px, 268px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(1.6rem, 3vw, 2.8rem);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-item__head {
    padding: 1.15rem .4rem;
  }

  .page-faq .faq-item__body {
    padding-bottom: 1.45rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item,
  .page-faq .faq-toc__link,
  .page-faq .faq-item,
  .page-faq .faq-item__num,
  .page-faq .faq-item__q,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after {
    transition: none;
  }
}
<<<END>>>