.page-faq {
  --faq-radius: 12px;
  --faq-line: var(--line);
  position: relative;
  padding-bottom: 40px;
}

.page-faq .container {
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .breadcrumb a {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .breadcrumb a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .5);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 20px 0 48px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(880px 400px at 10% -6%, rgba(214, 40, 40, .22), transparent 62%),
    radial-gradient(680px 380px at 92% 12%, rgba(33, 230, 166, .09), transparent 60%);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 24px 0 0;
}

.page-faq .faq-hero-copy h1 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--fog);
}

.page-faq .faq-hero-copy .lead {
  max-width: 36em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--body);
}

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

.page-faq .faq-hero-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.page-faq .faq-hero-stat {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  min-height: 106px;
  padding: 20px 16px 18px;
  background: linear-gradient(180deg, #0E1C30, #0B1626);
}

.page-faq .faq-hero-stat:nth-child(1) .faq-hero-value {
  color: var(--mint);
}

.page-faq .faq-hero-value {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-hero-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-faq .faq-hero-note {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--muted);
}

.page-faq .faq-hero-note a {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-hero-note a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .55);
}

/* ---------- 通用段落节奏 ---------- */
.page-faq .section {
  padding: 52px 0;
}

.page-faq .section--tight {
  padding: 32px 0;
}

.page-faq .section-head {
  max-width: 68ch;
  margin-bottom: 28px;
}

.page-faq .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-section-note {
  margin: 12px 0 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- 四类归档 ---------- */
.page-faq .faq-archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq .faq-cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 178px;
  padding: 26px 22px 22px;
  background: var(--ink);
  color: var(--fog);
  text-decoration: none;
  transition: background .24s var(--ease);
}

.page-faq .faq-cat-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--mint);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s var(--ease);
}

.page-faq .faq-cat-card:hover,
.page-faq .faq-cat-card:focus-visible {
  background: var(--slate);
  outline: none;
}

.page-faq .faq-cat-card:hover::before,
.page-faq .faq-cat-card:focus-visible::before {
  transform: scaleY(1);
}

.page-faq .faq-cat-num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--muted);
  transition: color .24s var(--ease);
}

.page-faq .faq-cat-card:hover .faq-cat-num {
  color: var(--mint);
}

.page-faq .faq-cat-name {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-cat-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .faq-cat-time {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .01em;
  color: var(--orange);
}

/* ---------- 可展开问答组 ---------- */
.page-faq .faq-accordion {
  display: grid;
  gap: 10px;
}

.page-faq .acc-item {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(22, 39, 61, .38);
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.page-faq .acc-item:hover {
  border-color: var(--line-strong);
  background: rgba(22, 39, 61, .62);
}

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

.page-faq .acc-trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 17px 18px;
  background: none;
  border: 0;
  color: var(--fog);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
  transition: color .22s var(--ease);
}

.page-faq .acc-trigger:hover {
  color: var(--mint);
}

.page-faq .acc-trigger:focus-visible {
  outline: 2px solid rgba(33, 230, 166, .6);
  outline-offset: -2px;
}

.page-faq .acc-icon {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .acc-trigger:hover .acc-icon {
  border-color: var(--mint);
}

.page-faq .acc-trigger[aria-expanded="true"] .acc-icon {
  transform: rotate(225deg);
  border-color: var(--mint);
}

.page-faq .acc-panel {
  margin: 0 18px 18px 18px;
  padding: 2px 0 2px 16px;
  border-left: 2px solid rgba(33, 230, 166, .55);
}

.page-faq .acc-panel p {
  margin: 0 0 10px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--body);
}

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

.page-faq .acc-panel .num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--mint);
}

.page-faq .acc-panel a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .acc-panel a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .55);
}

.page-faq .faq-next {
  margin-top: 12px !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px !important;
  color: var(--muted) !important;
}

.page-faq .acc-item:has(.acc-trigger[aria-expanded="false"]) .acc-panel {
  display: none;
}

/* ---------- 分类索引 + 问答流 ---------- */
.page-faq .faq-body-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .14em;
  font-family: var(--mono);
  color: var(--muted);
}

.page-faq .faq-index nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-index-link {
  display: block;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 13.5px;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  color: var(--fog);
  border-color: rgba(33, 230, 166, .5);
  background: rgba(33, 230, 166, .06);
  outline: none;
}

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

.page-faq .faq-group {
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 92px;
}

.page-faq .faq-group:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-faq .faq-group-head {
  margin-bottom: 18px;
}

.page-faq .faq-group-num {
  display: inline-block;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--red);
}

.page-faq .faq-group-head h2 {
  margin: 8px 0 6px;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-group-head p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 操作步骤 ---------- */
.page-faq .faq-compare,
.page-faq .faq-watch {
  scroll-margin-top: 92px;
}

.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq .faq-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 22px;
  background: var(--ink);
  transition: background .24s var(--ease);
}

.page-faq .faq-step:hover {
  background: #0E1E33;
}

.page-faq .faq-step-num {
  align-self: flex-start;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--mint);
}

.page-faq .faq-step h3 {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--fog);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--body);
}

.page-faq .faq-step-note {
  margin-top: auto !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px !important;
  line-height: 1.65 !important;
  color: var(--muted) !important;
  transition: color .24s var(--ease);
}

.page-faq .faq-step:hover .faq-step-note {
  color: var(--mint) !important;
}

/* ---------- 观赛路径 ---------- */
.page-faq .faq-path {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-path li {
  position: relative;
  padding: 0 0 30px 58px;
}

.page-faq .faq-path li::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 4px;
  width: 1px;
  background: var(--line);
}

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

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

.page-faq .faq-path-num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--slate);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--mint);
}

.page-faq .faq-path h3 {
  margin: 6px 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fog);
}

.page-faq .faq-path p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 30px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--slate);
  box-shadow: var(--shadow);
}

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

.page-faq .faq-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 联系通道 ---------- */
.page-faq .faq-contact {
  padding: 32px 22px 28px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background:
    linear-gradient(135deg, rgba(214, 40, 40, .14), rgba(22, 39, 61, .55) 42%, rgba(11, 22, 38, .92));
  box-shadow: var(--shadow);
  scroll-margin-top: 92px;
}

.page-faq .faq-contact h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-contact > p {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--body);
}

.page-faq .faq-checklist {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  max-width: 62ch;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--body);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--mint);
  border-radius: 2px;
  background: rgba(33, 230, 166, .14);
}

.page-faq .faq-contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-faq .faq-channel {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(6, 13, 24, .72);
  text-decoration: none;
  transition: background .22s var(--ease);
}

.page-faq .faq-channel:hover,
.page-faq .faq-channel:focus-visible {
  background: rgba(33, 230, 166, .08);
  outline: none;
}

.page-faq .faq-channel-label {
  font-size: 12px;
  letter-spacing: .12em;
  font-family: var(--mono);
  color: var(--muted);
}

.page-faq .faq-channel-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--fog);
  word-break: break-all;
}

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

  .page-faq .faq-contact-channels .faq-channel:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact {
    padding: 40px 36px 34px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-path li {
    padding-left: 78px;
  }

  .page-faq .faq-path li::before {
    left: 25px;
  }

  .page-faq .faq-path-num {
    width: 52px;
    height: 52px;
    font-size: 16px;
  }

  .page-faq .faq-path h3 {
    margin-top: 12px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    gap: 56px;
    align-items: end;
    padding-top: 40px;
  }

  .page-faq .faq-hero-panel {
    align-self: end;
  }

  .page-faq .section {
    padding: 68px 0;
  }

  .page-faq .section--tight {
    padding: 40px 0;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body-grid {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(56px + 28px);
    align-self: start;
  }

  .page-faq .faq-index nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-faq .faq-index-link {
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 11px 12px 11px 14px;
    white-space: normal;
    background: none;
  }

  .page-faq .faq-index-link:hover,
  .page-faq .faq-index-link:focus-visible {
    background: none;
    border-left-color: var(--mint);
    color: var(--fog);
  }

  .page-faq .faq-body-grid:has(#hub-schedule:target) .faq-index-link[href="#hub-schedule"],
  .page-faq .faq-body-grid:has(#hub-data:target) .faq-index-link[href="#hub-data"],
  .page-faq .faq-body-grid:has(#hub-clips:target) .faq-index-link[href="#hub-clips"],
  .page-faq .faq-body-grid:has(#hub-account:target) .faq-index-link[href="#hub-account"] {
    border-left-color: var(--mint);
    color: var(--mint);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-archive-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-contact-channels .faq-channel:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat-card::before,
  .page-faq .acc-icon,
  .page-faq .faq-cat-num {
    transition: none;
  }
}

.page-faq {
  --faq-radius: 12px;
  padding-bottom: 40px;
  position: relative;
}

.page-faq .container {
  position: relative;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  font-size: 14px;
  color: var(--muted);
}

.page-faq .breadcrumb a {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .breadcrumb a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .5);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 20px 0 48px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(880px 400px at 10% -6%, rgba(214, 40, 40, .22), transparent 62%),
    radial-gradient(680px 380px at 92% 12%, rgba(33, 230, 166, .09), transparent 60%);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 24px 0 0;
}

.page-faq .faq-hero-copy h1 {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--fog);
}

.page-faq .faq-hero-copy .lead {
  max-width: 36em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--body);
}

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

.page-faq .faq-hero-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.page-faq .faq-hero-stat {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  min-height: 106px;
  padding: 20px 16px 18px;
  background: linear-gradient(180deg, #0E1C30, #0B1626);
}

.page-faq .faq-hero-stat:nth-child(1) .faq-hero-value {
  color: var(--mint);
}

.page-faq .faq-hero-value {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-hero-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-faq .faq-hero-note {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--muted);
}

.page-faq .faq-hero-note a {
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-hero-note a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .55);
}

/* ---------- 段落节奏 ---------- */
.page-faq .section {
  padding: 52px 0;
}

.page-faq .section--tight {
  padding: 32px 0;
}

.page-faq .section-head {
  max-width: 68ch;
  margin-bottom: 28px;
}

.page-faq .section-head h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-section-note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 四类归档 ---------- */
.page-faq .faq-archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq .faq-cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 178px;
  padding: 26px 22px 22px;
  background: var(--ink);
  color: var(--fog);
  text-decoration: none;
  transition: background .24s var(--ease);
}

.page-faq .faq-cat-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--mint);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s var(--ease);
}

.page-faq .faq-cat-card:hover,
.page-faq .faq-cat-card:focus-visible {
  background: var(--slate);
  outline: none;
}

.page-faq .faq-cat-card:hover::before,
.page-faq .faq-cat-card:focus-visible::before {
  transform: scaleY(1);
}

.page-faq .faq-cat-num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--muted);
  transition: color .24s var(--ease);
}

.page-faq .faq-cat-card:hover .faq-cat-num {
  color: var(--mint);
}

.page-faq .faq-cat-name {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-cat-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .faq-cat-time {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--orange);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-accordion {
  display: grid;
  gap: 10px;
}

.page-faq .acc-item {
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(22, 39, 61, .38);
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.page-faq .acc-item:hover {
  border-color: var(--line-strong);
  background: rgba(22, 39, 61, .62);
}

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

.page-faq .acc-trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 17px 18px;
  background: none;
  border: 0;
  color: var(--fog);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
  transition: color .22s var(--ease);
}

.page-faq .acc-trigger:hover {
  color: var(--mint);
}

.page-faq .acc-trigger:focus-visible {
  outline: 2px solid rgba(33, 230, 166, .6);
  outline-offset: -2px;
}

.page-faq .acc-icon {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .acc-trigger:hover .acc-icon {
  border-color: var(--mint);
}

.page-faq .acc-trigger[aria-expanded="true"] .acc-icon {
  transform: rotate(225deg);
  border-color: var(--mint);
}

.page-faq .acc-panel {
  margin: 0 18px 18px;
  padding: 2px 0 2px 16px;
  border-left: 2px solid rgba(33, 230, 166, .55);
}

.page-faq .acc-panel p {
  margin: 0 0 10px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--body);
}

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

.page-faq .acc-panel .num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--mint);
}

.page-faq .acc-panel a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .acc-panel a:hover {
  color: var(--mint);
  border-bottom-color: rgba(33, 230, 166, .55);
}

.page-faq .faq-next {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  color: var(--muted);
}

.page-faq .acc-item:has(.acc-trigger[aria-expanded="false"]) .acc-panel {
  display: none;
}

/* ---------- 索引 + 问答流 ---------- */
.page-faq .faq-body-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-faq .faq-index nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-index-link {
  display: block;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 13.5px;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  color: var(--fog);
  border-color: rgba(33, 230, 166, .5);
  background: rgba(33, 230, 166, .06);
  outline: none;
}

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

.page-faq .faq-group {
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 92px;
}

.page-faq .faq-group:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-faq .faq-group-head {
  margin-bottom: 18px;
}

.page-faq .faq-group-num {
  display: inline-block;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--red);
}

.page-faq .faq-group-head h2 {
  margin: 8px 0 6px;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-group-head p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 操作步骤 ---------- */
.page-faq .faq-compare,
.page-faq .faq-watch {
  scroll-margin-top: 92px;
}

.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq .faq-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 22px;
  background: var(--ink);
  transition: background .24s var(--ease);
}

.page-faq .faq-step:hover {
  background: #0E1E33;
}

.page-faq .faq-step-num {
  align-self: flex-start;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--mint);
}

.page-faq .faq-step h3 {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--fog);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--body);
}

.page-faq .faq-step-note {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
  transition: color .24s var(--ease);
}

.page-faq .faq-step:hover .faq-step-note {
  color: var(--mint);
}

/* ---------- 观赛路径 ---------- */
.page-faq .faq-path {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-path li {
  position: relative;
  padding: 0 0 30px 58px;
}

.page-faq .faq-path li::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 4px;
  width: 1px;
  background: var(--line);
}

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

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

.page-faq .faq-path-num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--slate);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--mint);
}

.page-faq .faq-path h3 {
  margin: 6px 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fog);
}

.page-faq .faq-path p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 30px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--slate);
  box-shadow: var(--shadow);
}

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

.page-faq .faq-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 联系通道 ---------- */
.page-faq .faq-contact {
  padding: 32px 22px 28px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: linear-gradient(135deg, rgba(214, 40, 40, .14), rgba(22, 39, 61, .55) 42%, rgba(11, 22, 38, .92));
  box-shadow: var(--shadow);
  scroll-margin-top: 92px;
}

.page-faq .faq-contact h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-faq .faq-contact > p {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--body);
}

.page-faq .faq-checklist {
  display: grid;
  gap: 10px;
  max-width: 62ch;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--body);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--mint);
  border-radius: 2px;
  background: rgba(33, 230, 166, .14);
}

.page-faq .faq-contact-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-faq .faq-channel {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(6, 13, 24, .72);
  text-decoration: none;
  transition: background .22s var(--ease);
}

.page-faq .faq-channel:hover,
.page-faq .faq-channel:focus-visible {
  background: rgba(33, 230, 166, .08);
  outline: none;
}

.page-faq .faq-channel-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-faq .faq-channel-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--fog);
  word-break: break-all;
}

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

  .page-faq .faq-contact-channels .faq-channel:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact {
    padding: 40px 36px 34px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-path li {
    padding-left: 78px;
  }

  .page-faq .faq-path li::before {
    left: 25px;
  }

  .page-faq .faq-path-num {
    width: 52px;
    height: 52px;
    font-size: 16px;
  }

  .page-faq .faq-path h3 {
    margin-top: 12px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    gap: 56px;
    align-items: end;
    padding-top: 40px;
  }

  .page-faq .faq-hero-panel {
    align-self: end;
  }

  .page-faq .section {
    padding: 68px 0;
  }

  .page-faq .section--tight {
    padding: 40px 0;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body-grid {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(56px + 28px);
    align-self: start;
  }

  .page-faq .faq-index nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-faq .faq-index-link {
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 11px 12px 11px 14px;
    white-space: normal;
    background: none;
  }

  .page-faq .faq-index-link:hover,
  .page-faq .faq-index-link:focus-visible {
    background: none;
    border-left-color: var(--mint);
    color: var(--fog);
  }

  .page-faq .faq-body-grid:has(#hub-schedule:target) .faq-index-link[href="#hub-schedule"],
  .page-faq .faq-body-grid:has(#hub-data:target) .faq-index-link[href="#hub-data"],
  .page-faq .faq-body-grid:has(#hub-clips:target) .faq-index-link[href="#hub-clips"],
  .page-faq .faq-body-grid:has(#hub-account:target) .faq-index-link[href="#hub-account"] {
    border-left-color: var(--mint);
    color: var(--mint);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-archive-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-contact-channels .faq-channel:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat-card::before,
  .page-faq .acc-icon,
  .page-faq .faq-cat-num {
    transition: none;
  }
}