.page-faq {
  --faq-panel: rgba(23, 58, 94, .5);
  --faq-line: rgba(142, 166, 194, .18);
  --faq-gap: clamp(20px, 3.4vw, 44px);
  color: var(--white);
  background:
    radial-gradient(900px 520px at 88% 0%, rgba(47, 183, 255, .10), transparent 62%),
    radial-gradient(700px 460px at 6% 46%, rgba(27, 231, 216, .06), transparent 66%),
    var(--ink);
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-faq .faq-shell {
  padding-inline: clamp(16px, 4vw, 32px);
}

.page-faq .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
  color: var(--muted);
  font-size: 13px;
}

.page-faq .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  padding-block: clamp(24px, 4vw, 48px) clamp(26px, 4vw, 52px);
}

.page-faq .faq-hero__copy {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.1;
  letter-spacing: -.01em;
  max-width: 20ch;
}

.page-faq .faq-hero .lead {
  margin: 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.75;
}

.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 540px;
  padding: 4px 20px;
  border: 1px solid rgba(27, 231, 216, .34);
  border-radius: 999px;
  background: var(--faq-panel);
  box-shadow: inset 0 1px 0 rgba(244, 248, 255, .06);
}

.page-faq .faq-search:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(27, 231, 216, .14);
}

.page-faq .faq-search__icon {
  flex: none;
  width: 18px;
  height: 18px;
  color: var(--cyan);
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 13px 0;
  border: 0;
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  caret-color: var(--cyan);
  appearance: none;
  outline: none;
}

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

.page-faq .faq-search__input::-webkit-search-decoration,
.page-faq .faq-search__input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.page-faq .faq-hot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-hot__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
  padding-right: 2px;
}

.page-faq .faq-hot a {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--faq-line);
  background: rgba(8, 20, 38, .55);
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-faq .faq-hot a:hover,
.page-faq .faq-hot a:focus-visible {
  color: var(--cyan);
  border-color: rgba(27, 231, 216, .5);
  background: rgba(27, 231, 216, .1);
}

.page-faq .faq-hero__visual {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--line-cyan);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.page-faq .faq-hero__visual::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--blue) 46%, var(--orange));
}

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

/* ---------- 分类胶囊 ---------- */
.page-faq .faq-cats {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 0 16px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-cats a {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 18px;
  border-radius: 999px;
  border: 1px solid var(--faq-line);
  background: rgba(15, 35, 66, .72);
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.page-faq .faq-cats a .mono {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-faq .faq-cats a:hover,
.page-faq .faq-cats a:focus-visible {
  border-color: rgba(27, 231, 216, .55);
  background: rgba(27, 231, 216, .12);
  color: var(--cyan);
}

/* ---------- 资源包倒计时闸口 ---------- */
.page-faq .faq-gate {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(20px, 3.6vw, 38px);
  border: 1px solid rgba(255, 122, 26, .3);
  border-radius: var(--radius);
  background:
    linear-gradient(125deg, rgba(255, 122, 26, .12), rgba(8, 20, 38, 0) 58%),
    var(--navy);
  overflow: hidden;
}

.page-faq .faq-gate::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -40px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 26, .22), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-gate__copy {
  position: relative;
  display: grid;
  gap: 14px;
  align-content: start;
  min-width: 0;
}

.page-faq .faq-gate h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: .01em;
}

.page-faq .faq-gate .muted {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  gap: 3px;
  padding: 0 0 20px 26px;
  border-left: 1px solid rgba(255, 122, 26, .38);
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, .16);
}

.page-faq .faq-step__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-faq .faq-step__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-step__desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .faq-gate .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-faq .faq-gate__fig {
  position: relative;
  margin: 0;
  align-self: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--faq-line);
  overflow: hidden;
}

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

/* ---------- 双栏主体 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  padding-block: clamp(32px, 5vw, 64px) clamp(16px, 3vw, 32px);
}

.page-faq .faq-side {
  display: grid;
  gap: 12px;
  align-content: start;
  min-width: 0;
}

.page-faq .faq-side__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-faq .faq-side__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.page-faq .faq-side__list a .mono {
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(142, 166, 194, .7);
}

.page-faq .faq-side__list a:hover,
.page-faq .faq-side__list a:focus-visible {
  color: var(--cyan);
  background: rgba(27, 231, 216, .08);
  border-left-color: var(--cyan);
}

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

.page-faq .faq-side__help {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px dashed rgba(255, 122, 26, .45);
  color: var(--orange);
  font-size: 13px;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease;
}

.page-faq .faq-side__help:hover,
.page-faq .faq-side__help:focus-visible {
  background: rgba(255, 122, 26, .12);
  border-color: var(--orange);
}

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

.page-faq .faq-group {
  margin-bottom: clamp(26px, 4vw, 44px);
  scroll-margin-top: 88px;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line-cyan);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.25;
  letter-spacing: .01em;
}

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

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  color: var(--white);
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  transition: color .2s ease;
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: none;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  border-radius: 50%;
  border: 1px solid rgba(27, 231, 216, .35);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 22px;
  text-align: center;
}

.page-faq .faq-item > summary:hover,
.page-faq .faq-item > summary:focus-visible {
  color: var(--cyan);
  outline: none;
}

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

.page-faq .faq-item[open] > summary::after {
  content: "–";
  background: rgba(27, 231, 216, .14);
}

.page-faq .faq-answer {
  padding: 0 0 18px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
}

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

.page-faq .faq-answer strong {
  color: var(--white);
  font-weight: 600;
}

.page-faq .faq-answer ol {
  margin: 8px 0 10px;
  padding-left: 20px;
  display: grid;
  gap: 5px;
}

.page-faq .faq-answer a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  scroll-margin-top: 88px;
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius);
  background:
    linear-gradient(150deg, rgba(27, 231, 216, .13), rgba(15, 35, 66, .92) 46%, rgba(255, 122, 26, .14)),
    var(--navy);
}

.page-faq .faq-contact__head {
  display: grid;
  gap: 10px;
  max-width: 52ch;
}

.page-faq .faq-contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
}

.page-faq .faq-contact .muted {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-faq .faq-channels {
  display: grid;
  gap: 12px;
}

.page-faq .faq-channel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 14px 18px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-sm);
  background: rgba(8, 20, 38, .62);
}

.page-faq .faq-channel__key {
  flex: 1 1 100%;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-channel__val {
  flex: 1 1 160px;
  min-width: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  word-break: break-word;
}

.page-faq .faq-channel .btn {
  flex: none;
}

.page-faq .faq-contact__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  padding-top: 4px;
}

.page-faq .faq-contact__foot .muted {
  flex: 1 1 240px;
  font-size: 13.5px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero__visual {
    border-radius: calc(var(--radius) + 4px);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }

  .page-faq .faq-gate {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    grid-template-columns: 246px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-gate__fig {
    align-self: stretch;
  }

  .page-faq .faq-gate__fig img {
    height: 100%;
    min-height: 240px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hot a,
  .page-faq .faq-cats a,
  .page-faq .faq-side__list a,
  .page-faq .faq-side__help,
  .page-faq .faq-item > summary {
    transition: none;
  }
}
<<<END>>>