.page-faq {
  --faq-line: rgba(30, 58, 138, 0.1);
  --faq-blue-tint: #edf3f9;
  --faq-orange-tint: #fff3ec;
  --faq-muted: #56607a;
  --faq-soft: #f8fafd;
  scroll-margin-top: 72px;
}
.page-faq .ub-breadcrumb {
  margin-bottom: 28px;
}
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 64px) 0;
  background:
    linear-gradient(var(--faq-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-line) 1px, transparent 1px),
    linear-gradient(135deg, var(--ub-paper-bright) 0%, #eaf1f9 100%);
  background-size: 28px 28px, 28px 28px, auto;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -140px;
  top: -120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.18), rgba(255, 107, 53, 0) 62%);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -180px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 46px solid rgba(30, 58, 138, 0.06);
  pointer-events: none;
}
.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  align-items: center;
}
.page-faq .faq-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ub-tfont);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--ub-blue);
  text-transform: uppercase;
  margin: 0 0 14px;
}
.page-faq .faq-hero__eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--ub-orange);
}
.page-faq .faq-hero__title {
  margin: 0 0 16px;
  font-family: var(--ub-tfont);
  font-weight: 900;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ub-ink);
}
.page-faq .faq-hero__intro {
  margin: 0 0 22px;
  font-family: var(--ub-bfont);
  font-size: 17px;
  line-height: 1.75;
  color: #3a4358;
  max-width: 560px;
}
.page-faq .faq-hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  font-family: var(--ub-tfont);
  font-size: 13px;
  font-weight: 600;
  color: var(--ub-blue);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(30, 58, 138, 0.12);
  padding: 12px 16px;
  border-radius: 999px;
  width: max-content;
  max-width: 100%;
}
.page-faq .faq-hero__media {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(30, 58, 138, 0.14);
  box-shadow: 0 18px 44px rgba(30, 58, 138, 0.14);
  background: linear-gradient(140deg, #d9e6fa, #f7fafc);
  aspect-ratio: 2 / 1;
}
.page-faq .faq-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-faq .ub-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin: 0 0 34px;
  max-width: 760px;
}
.page-faq .ub-section__index {
  font-family: var(--ub-tfont);
  font-weight: 900;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1;
  color: var(--ub-blue);
}
.page-faq .ub-section__index::after {
  content: "";
  width: 40px;
  height: 3px;
  border-radius: 999px;
  background: var(--ub-orange);
  display: inline-block;
  margin-left: 10px;
  vertical-align: middle;
}
.page-faq .ub-section__title {
  margin: 0;
  font-family: var(--ub-tfont);
  font-weight: 800;
  font-size: clamp(24px, 3vw, 34px);
  color: var(--ub-ink);
}
.page-faq .ub-section__subtitle {
  flex-basis: 100%;
  margin: 2px 0 0;
  font-family: var(--ub-bfont);
  font-size: 16px;
  color: var(--faq-muted);
}
.page-faq .faq-search__box {
  display: grid;
  gap: 12px;
  background: var(--ub-blue);
  border-radius: 28px;
  padding: 22px;
  box-shadow: 0 18px 50px rgba(30, 58, 138, 0.18);
  margin-bottom: 18px;
}
.page-faq .faq-search__input {
  border: 0;
  outline: 0;
  width: 100%;
  background: var(--ub-white);
  border-radius: 999px;
  height: 58px;
  padding: 0 24px;
  font-family: var(--ub-bfont);
  font-size: 16px;
  color: var(--ub-ink);
  box-shadow: inset 0 0 0 1px rgba(30, 58, 138, 0.08);
}
.page-faq .faq-search__input:focus {
  box-shadow: inset 0 0 0 2px var(--ub-orange);
}
.page-faq .faq-search__btn {
  min-height: 58px;
  justify-content: center;
  align-items: center;
  display: inline-flex;
  text-decoration: none;
  border-radius: 999px;
  padding: 0 28px;
  font-family: var(--ub-tfont);
  font-weight: 700;
  font-size: 16px;
}
.page-faq .faq-search__note {
  font-family: var(--ub-bfont);
  font-size: 14px;
  color: var(--faq-muted);
  margin: 0;
}
.page-faq .faq-hot__list {
  display: grid;
  gap: 14px;
}
.page-faq .faq-qa {
  background: var(--ub-white);
  border: 1px solid var(--ub-gray);
  border-radius: 22px;
  overflow: hidden;
  transition: border-color 0.25s var(--ub-ease), box-shadow 0.25s var(--ub-ease);
}
.page-faq .faq-qa[open] {
  border-color: rgba(30, 58, 138, 0.35);
  box-shadow: 0 12px 30px rgba(30, 58, 138, 0.08);
}
.page-faq .faq-qa__q {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  margin: 0;
  cursor: pointer;
  font-family: var(--ub-tfont);
  font-weight: 700;
  font-size: 16px;
  color: var(--ub-ink);
}
.page-faq .faq-qa__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-qa__q::after {
  content: "+";
  margin-left: auto;
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
  color: var(--ub-orange);
  transition: transform 0.2s var(--ub-ease);
}
.page-faq .faq-qa[open] .faq-qa__q::after {
  content: "−";
}
.page-faq .faq-qa__num {
  font-family: var(--ub-tfont);
  font-weight: 900;
  font-size: 12px;
  color: var(--ub-blue);
  background: rgba(30, 58, 138, 0.1);
  border-radius: 999px;
  padding: 4px 10px;
  flex: 0 0 auto;
}
.page-faq .faq-qa__a {
  padding: 0 20px 20px 56px;
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.75;
  color: #3a4358;
}
.page-faq .faq-qa__a p {
  margin: 0;
}
.page-faq .faq-qa__a a {
  color: var(--ub-blue);
  text-underline-offset: 4px;
}
.page-faq .faq-docs__layout {
  display: grid;
  gap: 20px;
}
.page-faq .faq-docs__side {
  background: var(--faq-blue-tint);
  border: 1px solid rgba(30, 58, 138, 0.12);
  border-radius: 26px;
  padding: 24px 20px;
}
.page-faq .faq-docs__side-title {
  font-family: var(--ub-tfont);
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 14px;
  color: var(--ub-ink);
}
.page-faq .faq-docs__side-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-decoration: none;
  font-family: var(--ub-tfont);
  font-weight: 700;
  font-size: 15px;
  color: var(--ub-blue);
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.6);
  margin-bottom: 10px;
  transition: background 0.2s var(--ub-ease), color 0.2s var(--ub-ease);
}
.page-faq .faq-docs__side-link:hover {
  background: var(--ub-blue);
  color: #fff;
}
.page-faq .faq-docs__side-count {
  font-size: 12px;
  font-weight: 800;
  color: var(--ub-orange);
  background: var(--faq-orange-tint);
  border-radius: 999px;
  padding: 3px 10px;
}
.page-faq .faq-docs__side-link:hover .faq-docs__side-count {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
}
.page-faq .faq-docs__side-note {
  font-size: 13px;
  font-family: var(--ub-bfont);
  color: var(--faq-muted);
  margin: 14px 0 0;
}
.page-faq .faq-docs__side-figure {
  margin: 18px 0 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(30, 58, 138, 0.1);
  background: #e7effa;
  aspect-ratio: 3 / 2;
}
.page-faq .faq-docs__side-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-faq .faq-docs__content {
  display: grid;
  gap: 18px;
}
.page-faq .faq-folder {
  background: var(--ub-white);
  border: 1px solid var(--ub-gray);
  border-radius: 24px;
  overflow: hidden;
  scroll-margin-top: 96px;
}
.page-faq .faq-folder__tab {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px 8px;
}
.page-faq .faq-folder__count {
  font-family: var(--ub-tfont);
  font-size: 12px;
  font-weight: 800;
  color: var(--ub-orange);
  background: var(--faq-orange-tint);
  padding: 4px 10px;
  border-radius: 999px;
}
.page-faq .faq-folder__box[open] .faq-folder__summary::after {
  content: "收起";
}
.page-faq .faq-folder__summary {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ub-tfont);
  font-weight: 800;
  font-size: 17px;
  color: var(--ub-blue);
  cursor: pointer;
  padding: 0 20px 6px;
  list-style: none;
}
.page-faq .faq-folder__summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-folder__summary::after {
  content: "展开";
  font-size: 13px;
  font-weight: 700;
  color: var(--ub-blue);
  background: var(--faq-blue-tint);
  padding: 4px 10px;
  border-radius: 999px;
  margin-left: auto;
  font-family: var(--ub-tfont);
}
.page-faq .faq-folder__list {
  margin: 0;
  padding: 4px 22px 12px 54px;
  list-style: none;
}
.page-faq .faq-folder__list li {
  position: relative;
  padding: 7px 0;
  font-family: var(--ub-bfont);
  font-size: 15px;
  line-height: 1.65;
  color: #2c3242;
}
.page-faq .faq-folder__list li::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ub-blue);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.12);
}
.page-faq .faq-folder__note {
  margin: 0;
  padding: 0 22px 20px 54px;
  font-family: var(--ub-bfont);
  font-size: 13px;
  color: var(--faq-muted);
}
.page-faq .faq-support {
  background: var(--ub-space);
}
.page-faq .faq-support .ub-section__head {
  margin-bottom: 30px;
}
.page-faq .faq-support .ub-section__index {
  color: var(--ub-orange);
}
.page-faq .faq-support .ub-section__index::after {
  background: #fff;
}
.page-faq .faq-support .ub-section__title {
  color: #fff;
}
.page-faq .faq-support .ub-section__subtitle {
  color: rgba(255, 255, 255, 0.7);
}
.page-faq .faq-support__grid {
  display: grid;
  gap: 16px;
}
.page-faq .faq-support__card {
  border-radius: 24px;
  padding: 28px 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: grid;
  gap: 10px;
}
.page-faq .faq-support__label {
  font-family: var(--ub-tfont);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ub-orange);
}
.page-faq .faq-support__value {
  font-family: var(--ub-tfont);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: #fff;
  word-break: break-word;
  margin: 0;
}
.page-faq .faq-support__desc {
  margin: 0;
  font-family: var(--ub-bfont);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.58);
}
.page-faq .faq-support__note {
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.66);
  font-family: var(--ub-bfont);
  font-size: 14px;
  line-height: 1.7;
}
.page-faq .faq-support__note a {
  color: var(--ub-orange);
  text-underline-offset: 4px;
  text-decoration: underline;
}
@media (min-width: 720px) {
  .page-faq .faq-search__box {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}
@media (min-width: 768px) {
  .page-faq .faq-qa__a {
    font-size: 16px;
  }
  .page-faq .faq-support__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 900px) {
  .page-faq .faq-hero__media {
    aspect-ratio: 3 / 1;
  }
}
@media (min-width: 1024px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }
  .page-faq .faq-docs__layout {
    grid-template-columns: 280px 1fr;
    gap: 28px;
    align-items: start;
  }
  .page-faq .faq-docs__side {
    position: sticky;
    top: 96px;
  }
  .page-faq .faq-support__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition: none !important;
    animation: none !important;
  }
}