.page-faq {
  --faq-cyan-soft: rgba(37, 224, 208, 0.13);
  --faq-panel: rgba(12, 23, 48, 0.74);
  --faq-panel-deep: rgba(6, 13, 30, 0.58);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(1.5rem, 4vw, 3.2rem);
  padding-bottom: clamp(1.8rem, 4vw, 3rem);
  background:
    radial-gradient(72% 88% at 88% 10%, rgba(37, 224, 208, 0.14), transparent 68%),
    linear-gradient(186deg, var(--ink-800) 0%, var(--ink-900) 80%);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, var(--line-grid) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, var(--line-grid) 0 1px, transparent 1px 64px);
  opacity: 0.26;
  pointer-events: none;
}

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

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(1.6rem, 3.4vw, 2.8rem);
  align-items: center;
}

.page-faq .breadcrumb {
  margin-bottom: 1.1rem;
}

.page-faq .faq-hero h1 {
  margin: 0.35rem 0 0;
  font-size: clamp(2.5rem, 7.5vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--snow-050);
}

.page-faq .faq-hero .lede {
  margin: 1rem 0 0;
  max-width: 48ch;
  font-size: clamp(0.98rem, 1.7vw, 1.08rem);
  line-height: 1.8;
  color: var(--fog-200);
}

/* ---------- 搜索 ---------- */
.page-faq .faq-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 1.6rem;
  max-width: 32rem;
  padding: 0.62rem 1.1rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  background: var(--faq-panel);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .faq-search:focus-within {
  border-color: var(--cyan-400);
  box-shadow: 0 0 0 3px var(--faq-cyan-soft);
}

.page-faq .faq-search__icon {
  position: relative;
  flex: none;
  width: 0.92rem;
  height: 0.92rem;
  border: 2px solid var(--cyan-400);
  border-radius: 50%;
}

.page-faq .faq-search__icon::after {
  content: "";
  position: absolute;
  right: -0.3rem;
  bottom: -0.16rem;
  width: 0.44rem;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan-400);
  transform: rotate(45deg);
}

.page-faq .faq-search__label {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.3rem 0;
  border: 0;
  background: transparent;
  color: var(--snow-050);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.page-faq .faq-search__input::placeholder {
  color: var(--fog-quiet);
}

.page-faq .faq-search__input:focus {
  outline: none;
}

.page-faq .faq-search__hint {
  margin: 0.62rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.07em;
  color: var(--fog-quiet);
}

/* ---------- 主题胶囊 ---------- */
.page-faq .faq-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.4rem;
}

.page-faq .faq-topic {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.5rem 0.45rem 0.95rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  background: rgba(21, 37, 71, 0.7);
  color: var(--snow-050);
  font-size: 0.87rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-topic:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-200);
  transform: translateY(-2px);
}

.page-faq .faq-topic__count {
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-pill);
  background: var(--faq-cyan-soft);
  color: var(--cyan-200);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.page-faq .faq-topic--help {
  border-color: rgba(255, 122, 47, 0.5);
  color: #FFB68C;
}

.page-faq .faq-topic--help:hover {
  border-color: var(--orange-400);
  color: var(--orange-400);
}

/* ---------- 首屏状态条 ---------- */
.page-faq .faq-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin: 1.6rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-meta li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-faq .faq-meta__num {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--cyan-400);
  line-height: 1;
}

.page-faq .faq-meta__label {
  font-size: 0.8rem;
  color: var(--fog-quiet);
}

/* ---------- 首屏配图 ---------- */
.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-700);
  box-shadow: var(--shadow-card);
}

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

.page-faq .faq-hero__figure .media__caption {
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.76rem;
  color: var(--fog-quiet);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding-top: clamp(2rem, 4.5vw, 3.4rem);
  padding-bottom: clamp(2.6rem, 5vw, 4.2rem);
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(1.8rem, 3.4vw, 2.8rem);
}

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

/* ---------- 分组标题 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--topbar-h) + 1.6rem);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2.6rem, 5vw, 4rem);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 0.85rem;
  row-gap: 0.4rem;
  align-items: baseline;
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-group__no {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--cyan-400);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2.8vw, 1.8rem);
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--snow-050);
}

.page-faq .faq-group__note {
  grid-column: 2;
  margin: 0;
  max-width: 58ch;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--fog-200);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  margin-top: 0.7rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(21, 37, 71, 0.72), rgba(12, 23, 48, 0.72));
  overflow: hidden;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .qa:hover {
  border-color: rgba(37, 224, 208, 0.42);
}

.page-faq .qa[open] {
  border-color: rgba(37, 224, 208, 0.58);
  background: linear-gradient(180deg, rgba(21, 37, 71, 0.92), rgba(6, 13, 30, 0.9));
}

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem 3rem 1rem 2.4rem;
  cursor: pointer;
  list-style: none;
  color: var(--snow-050);
  font-size: clamp(0.95rem, 1.5vw, 1.02rem);
  font-weight: 700;
  line-height: 1.6;
}

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

.page-faq .qa__q::before {
  content: "";
  position: absolute;
  left: 0.8rem;
  top: 1rem;
  bottom: 1rem;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--cyan-400);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.28s var(--ease);
}

.page-faq .qa[open] .qa__q::before {
  transform: scaleY(1);
}

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 1rem;
  top: 0.92rem;
  display: grid;
  place-items: center;
  width: 1.55rem;
  height: 1.55rem;
  border: 1px solid var(--line-soft);
  border-radius: 50%;
  color: var(--cyan-200);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  content: "−";
  background: var(--faq-cyan-soft);
  border-color: rgba(37, 224, 208, 0.5);
}

.page-faq .qa__no {
  flex: none;
  padding-top: 0.22rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--steel-500);
}

.page-faq .qa__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__body {
  padding: 0.1rem 1.3rem 1.25rem 2.4rem;
  color: var(--fog-200);
  font-size: 0.94rem;
  line-height: 1.8;
  animation: faq-reveal 0.34s var(--ease) both;
}

.page-faq .qa__body > * + * {
  margin-top: 0.75rem;
}

.page-faq .qa__body p {
  margin: 0;
  max-width: 62ch;
}

.page-faq .qa__body a {
  color: var(--cyan-200);
  text-decoration: underline;
  text-decoration-color: rgba(37, 224, 208, 0.45);
  text-underline-offset: 0.22em;
}

.page-faq .qa__body a:hover {
  color: var(--cyan-400);
  text-decoration-color: var(--cyan-400);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 步骤 ---------- */
.page-faq .steps {
  counter-reset: step;
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .steps li {
  position: relative;
  padding-left: 2.5rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--fog-200);
}

.page-faq .steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.16rem;
  padding: 0.05rem 0.34rem;
  border-radius: var(--radius-s);
  background: var(--faq-cyan-soft);
  color: var(--cyan-200);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

/* ---------- 内嵌配图 ---------- */
.page-faq .faq-figure {
  margin: 1.3rem 0 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-faq .faq-figure .media__caption {
  padding: 0.55rem 0.95rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.76rem;
  color: var(--fog-quiet);
}

/* ---------- 求助区块 ---------- */
.page-faq .faq-help {
  margin-top: clamp(2.6rem, 5vw, 4rem);
  padding: clamp(1.3rem, 3.2vw, 2.2rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 150% at 100% 0%, rgba(37, 224, 208, 0.16), transparent 62%),
    linear-gradient(158deg, var(--ink-700) 0%, var(--ink-800) 100%);
  scroll-margin-top: calc(var(--topbar-h) + 1.6rem);
}

.page-faq .faq-help__head h2 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  color: var(--snow-050);
}

.page-faq .faq-help__lede {
  margin: 0.7rem 0 0;
  max-width: 56ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--fog-200);
}

.page-faq .faq-help__channels {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.4rem;
}

.page-faq .faq-channel {
  padding: 1rem 1.05rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--faq-panel-deep);
}

.page-faq .faq-channel h3 {
  margin: 0 0 0.45rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--cyan-200);
}

.page-faq .faq-channel p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--fog-200);
  word-break: break-word;
}

.page-faq .faq-channel a {
  color: var(--snow-050);
  text-decoration: underline;
  text-decoration-color: rgba(37, 224, 208, 0.45);
  text-underline-offset: 0.2em;
}

.page-faq .faq-channel a:hover {
  color: var(--cyan-400);
}

.page-faq .faq-help__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
  margin-top: 1.4rem;
}

.page-faq .faq-help__note {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--fog-quiet);
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-side {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.page-faq .faq-side__card {
  padding: 1.1rem 1.15rem 1.2rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--faq-panel);
}

.page-faq .faq-side__card--accent {
  background:
    radial-gradient(120% 130% at 0% 0%, rgba(255, 194, 77, 0.1), transparent 60%),
    var(--faq-panel);
}

.page-faq .faq-side__title {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-200);
}

.page-faq .faq-side__list {
  display: grid;
  gap: 0.05rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-side__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid transparent;
  color: var(--fog-200);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-side__list a::after {
  content: "→";
  flex: none;
  color: var(--steel-500);
  font-size: 0.85rem;
}

.page-faq .faq-side__list a:hover {
  color: var(--cyan-200);
  border-bottom-color: var(--line-soft);
}

.page-faq .faq-side__list a:hover::after {
  color: var(--cyan-400);
}

.page-faq .faq-side__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--fog-200);
}

.page-faq .faq-side__addr {
  margin: 0.75rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--line-soft);
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--fog-quiet);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-help__channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 18rem;
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--topbar-h) + 1.3rem);
  }

  .page-faq .qa__q {
    padding-left: 2.8rem;
  }

  .page-faq .qa__body {
    padding-left: 2.8rem;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-topic,
  .page-faq .qa,
  .page-faq .qa__q::before,
  .page-faq .qa__q::after,
  .page-faq .faq-side__list a,
  .page-faq .faq-search {
    transition: none;
  }

  .page-faq .qa__body {
    animation: none;
  }

  .page-faq .faq-topic:hover {
    transform: none;
  }

  .page-faq .qa__q::before {
    transform: scaleY(1);
    opacity: 0;
  }

  .page-faq .qa[open] .qa__q::before {
    opacity: 1;
  }
}
<<<END>>>