/* ===== 支持中心 · 页面专属样式 ===== */
.page-faq {
  --faq-soft: rgba(53, 242, 208, 0.09);
  --faq-line: 1px solid var(--grid);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(920px 420px at 86% 6%, rgba(53, 242, 208, 0.10), transparent 62%),
    linear-gradient(180deg, rgba(12, 42, 34, 0.92), rgba(6, 23, 19, 0));
  border-bottom: var(--faq-line);
}

.page-faq .faq-hero__grid {
  margin-top: clamp(22px, 4vw, 42px);
  row-gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-faq .faq-hero__copy,
.page-faq .faq-hero__media {
  grid-column: 1 / -1;
}

.page-faq .faq-hero__title {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(32px, 6.4vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.012em;
  color: var(--mist);
  margin: 14px 0 20px;
  text-wrap: balance;
}

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

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-faq .faq-hero__media {
  margin: 0;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__copy { grid-column: 1 / span 7; }
  .page-faq .faq-hero__media { grid-column: 9 / span 4; margin-top: 12px; }
}

/* ---------- 高频速答 ---------- */
.page-faq .faq-quick__head {
  max-width: 46ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-faq .faq-quick__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  border-top: var(--faq-line);
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: start;
  padding: 22px 0;
  border-bottom: var(--faq-line);
  transition: background 0.2s var(--ease);
}

.page-faq .faq-quick__item:hover {
  background: linear-gradient(90deg, var(--faq-soft), transparent 72%);
}

.page-faq .faq-quick__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  color: var(--orange);
  padding-top: 5px;
}

.page-faq .faq-quick__q {
  grid-column: 2;
  grid-row: 1;
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--mist);
}

.page-faq .faq-quick__a {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
  max-width: 62ch;
}

@media (min-width: 900px) {
  .page-faq .faq-quick__list {
    grid-template-columns: 1fr 1fr;
    column-gap: clamp(34px, 5vw, 68px);
  }
  .page-faq .faq-quick__item { padding: 26px 0; }
}

/* ---------- 主题筛选 ---------- */
.page-faq .faq-topics__head {
  max-width: 58ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .faq-filter {
  margin-bottom: clamp(20px, 3vw, 30px);
  border-top: var(--faq-line);
  border-bottom: var(--faq-line);
}

.page-faq .faq-entries {
  display: grid;
  gap: 8px;
}

.page-faq .faq-entry {
  position: relative;
  border: var(--faq-line);
  background: linear-gradient(180deg, rgba(18, 59, 49, 0.72), rgba(12, 42, 34, 0.9));
  overflow: hidden;
}

.page-faq .faq-entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cyan);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.22s var(--ease);
}

.page-faq .faq-entry:hover::before,
.page-faq .faq-entry[open]::before {
  transform: scaleY(1);
}

.page-faq .faq-entry__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  transition: color 0.15s var(--ease);
}

.page-faq .faq-entry__summary::-webkit-details-marker { display: none; }
.page-faq .faq-entry__summary::marker { content: ""; }

.page-faq .faq-entry__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
  flex: 1 1 220px;
}

.page-faq .faq-entry:hover .faq-entry__title { color: var(--cyan-soft); }

.page-faq .faq-entry__arrow {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-entry[open] .faq-entry__arrow { transform: rotate(45deg); }

.page-faq .faq-entry__body {
  padding: 4px 20px 20px 20px;
  border-top: var(--faq-line);
  margin-top: 4px;
}

.page-faq .faq-entry__body p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--dim);
  max-width: 74ch;
}

.page-faq .faq-entry__body p:first-child { margin-top: 16px; }

@media (min-width: 760px) {
  .page-faq .faq-entry__summary { padding: 18px 26px; }
  .page-faq .faq-entry__body { padding: 4px 26px 24px 26px; }
}

/* ---------- 自助排查三步 ---------- */
.page-faq .faq-steps__grid {
  row-gap: clamp(28px, 4vw, 44px);
  align-items: start;
}

.page-faq .faq-steps__intro,
.page-faq .faq-steps__list {
  grid-column: 1 / -1;
}

.page-faq .faq-steps__intro .section__lead { max-width: 44ch; }

.page-faq .faq-steps__media {
  margin: clamp(22px, 3vw, 32px) 0 0;
}

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

.page-faq .faq-step {
  position: relative;
  padding: 0 0 30px 56px;
}

.page-faq .faq-step:last-child { padding-bottom: 0; }

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 36px;
  bottom: 0;
  width: 1px;
  background: var(--grid);
}

.page-faq .faq-step:last-child::before { display: none; }

.page-faq .faq-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cyan);
  background: var(--pitch);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
  padding-top: 4px;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--dim);
  max-width: 58ch;
}

@media (min-width: 900px) {
  .page-faq .faq-steps__intro { grid-column: 1 / span 5; }
  .page-faq .faq-steps__list { grid-column: 7 / span 6; }
}

/* ---------- 资料库速览 ---------- */
.page-faq .faq-lib__head {
  max-width: 52ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .faq-lib__grid {
  margin: 0;
  border-bottom: var(--faq-line);
}

.page-faq .faq-lib__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-top: var(--faq-line);
}

.page-faq .faq-lib__term {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-lib__desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--dim);
  max-width: 72ch;
}

@media (min-width: 760px) {
  .page-faq .faq-lib__row {
    grid-template-columns: 180px 1fr;
    gap: 30px;
    align-items: baseline;
    padding: 20px 0;
  }
}

/* ---------- 何时找我们 ---------- */
.page-faq .faq-route__head {
  max-width: 46ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

.page-faq .faq-route__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-route__col {
  padding: 24px 22px 22px;
  border-left: 3px solid var(--grid);
}

.page-faq .faq-route__col--self { border-left-color: var(--cyan); }
.page-faq .faq-route__col--human { border-left-color: var(--orange); }

.page-faq .faq-route__col .tag { display: inline-block; margin-bottom: 16px; }

.page-faq .faq-route__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-route__list li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}

.page-faq .faq-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-faq .faq-route__col--human .faq-route__list li::before { background: var(--orange); }

@media (min-width: 820px) {
  .page-faq .faq-route__grid { grid-template-columns: 1fr 1fr; gap: 18px; }
  .page-faq .faq-route__col { padding: 28px 28px 26px; }
}

/* ---------- 工单清单 ---------- */
.page-faq .faq-ticket__grid {
  row-gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-ticket__intro,
.page-faq .faq-ticket__list {
  grid-column: 1 / -1;
}

.page-faq .faq-ticket__intro .section__lead { max-width: 42ch; }

.page-faq .faq-ticket__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: var(--faq-line);
}

.page-faq .faq-ticket__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-bottom: var(--faq-line);
}

.page-faq .faq-ticket__label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .faq-ticket__item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}

@media (min-width: 720px) {
  .page-faq .faq-ticket__item {
    grid-template-columns: 110px 1fr;
    gap: 24px;
    align-items: baseline;
    padding: 20px 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-ticket__intro { grid-column: 1 / span 4; }
  .page-faq .faq-ticket__list { grid-column: 6 / span 7; }
}

/* ---------- 渠道与服务时段 ---------- */
.page-faq .faq-channels__head {
  max-width: 42ch;
  margin-bottom: clamp(22px, 3vw, 32px);
}

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

.page-faq .faq-channel {
  padding: 22px 20px;
  background: var(--panel);
  border: var(--faq-line);
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-channel__label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}

.page-faq .faq-channel__value {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
  word-break: break-word;
}

.page-faq .faq-channel__value--mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .faq-channel__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--dim);
}

.page-faq .faq-channels__more {
  margin-top: 26px;
  padding-top: 20px;
  border-top: var(--faq-line);
  font-size: 16px;
  line-height: 1.75;
  color: var(--dim);
}

.page-faq .faq-channels__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--grid);
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-faq .faq-channels__more a:hover,
.page-faq .faq-channels__more a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan);
}

@media (min-width: 760px) {
  .page-faq .faq-channels__grid { grid-template-columns: 1fr 1fr; gap: 16px; }
}

@media (min-width: 1180px) {
  .page-faq .faq-channels__grid { grid-template-columns: repeat(4, 1fr); }
  .page-faq .faq-channel { padding: 26px 22px; }
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-faq .faq-hero__actions .btn { width: 100%; text-align: center; }
  .page-faq .faq-quick__item { grid-template-columns: 34px 1fr; }
  .page-faq .faq-step { padding-left: 48px; }
}

/* ---------- 无障碍与动效偏好 ---------- */
.page-faq .faq-entry__summary:focus-visible,
.page-faq .faq-channels__more a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-entry::before,
  .page-faq .faq-entry__arrow,
  .page-faq .faq-entry__summary,
  .page-faq .faq-quick__item {
    transition: none;
  }
  .page-faq .faq-entry[open] .faq-entry__arrow { transform: none; }
}
<<<END>>>