/* ============ 问答中心 /questions/ 专属样式 ============ */
.page-faq {
  --faq-panel-spacing: 2.5rem;
}

.page-faq .faq-hero {
  position: relative;
  background: var(--gradient-navy);
  padding: 2rem 0 4.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), 0 100%);
  overflow: hidden;
}

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

.page-faq .faq-hero .breadcrumbs__item {
  color: rgba(255, 248, 231, .6);
}

.page-faq .faq-hero .breadcrumbs__link {
  color: rgba(255, 248, 231, .75);
  transition: color var(--duration-fast);
}

.page-faq .faq-hero .breadcrumbs__link:hover {
  color: var(--c-accent);
}

.page-faq .faq-hero__inner {
  max-width: 760px;
  padding-top: 2rem;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--c-cream);
  margin: 1rem 0 .75rem;
}

.page-faq .faq-hero__lead {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: rgba(255, 248, 231, .85);
  max-width: 34em;
  margin: 0;
}

.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-top: 2rem;
  padding: .5rem .75rem .5rem 1.25rem;
  background: var(--c-cream);
  border-radius: var(--radius-pill);
  max-width: 520px;
  box-shadow: var(--shadow-header);
}

.page-faq .faq-search__icon {
  font-family: var(--font-num);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--c-accent);
  transform: rotate(-45deg);
  display: inline-block;
}

.page-faq .faq-search__input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: var(--text-base);
  color: var(--c-ink);
  padding: .5rem 0;
  outline: none;
}

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

.page-faq .faq-search__hots {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-top: 1rem;
  font-size: var(--text-sm);
}

.page-faq .faq-search__hots-label {
  color: rgba(255, 248, 231, .6);
}

.page-faq .faq-search__hots a {
  color: var(--c-cream);
  text-decoration: none;
  padding: .25rem .75rem;
  border: 1px solid rgba(255, 248, 231, .25);
  border-radius: var(--radius-pill);
  transition: border-color var(--duration-fast), color var(--duration-fast), background var(--duration-fast);
}

.page-faq .faq-search__hots a:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: rgba(255, 107, 0, .1);
}

.page-faq .faq-route-grid {
  margin-top: 1.5rem;
}

.page-faq .faq-route-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .5rem;
  text-decoration: none;
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base), border-color var(--duration-base);
  border: 1px solid transparent;
}

.page-faq .faq-route-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lift);
  border-color: rgba(255, 107, 0, .35);
}

.page-faq .faq-route-card__title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--c-ink);
  margin: .5rem 0 0;
}

.page-faq .faq-route-card__desc {
  font-size: var(--text-sm);
  color: var(--c-gray);
  margin: 0;
}

.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-panel-spacing);
  margin-top: 2rem;
}

.page-faq .faq-side .section-head {
  margin-bottom: 1.25rem;
}

.page-faq .faq-cat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  padding-bottom: .5rem;
  scrollbar-width: none;
}

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

.page-faq .faq-cat-list__link {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: .5rem;
  white-space: nowrap;
  padding: .5rem 1rem;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 248, 231, .8);
  border: 1px solid rgba(255, 248, 231, .2);
  border-radius: var(--radius-pill);
  background: rgba(255, 248, 231, .05);
  transition: color var(--duration-fast), border-color var(--duration-fast), background var(--duration-fast);
}

.page-faq .faq-cat-list__link span {
  font-family: var(--font-num);
  font-size: var(--text-xs);
  color: var(--c-accent);
}

.page-faq .faq-cat-list__link:hover {
  color: var(--c-cream);
  border-color: var(--c-accent);
  background: rgba(255, 107, 0, .1);
}

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

.page-faq .faq-panel-group {
  scroll-margin-top: 120px;
}

.page-faq .faq-panel-group + .faq-panel-group {
  margin-top: var(--faq-panel-spacing);
  padding-top: var(--faq-panel-spacing);
  border-top: 1px solid rgba(255, 248, 231, .1);
}

.page-faq .faq-panel-group__title {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  font-weight: 900;
  color: var(--c-cream);
  margin: 0 0 1rem;
}

.page-faq .faq-panel-group__num {
  font-family: var(--font-num);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--c-accent);
}

.page-faq .faq-panel {
  border-bottom: 1px solid rgba(255, 248, 231, .12);
}

.page-faq .faq-panel__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  background: transparent;
  border: 0;
  font: inherit;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--c-cream);
  text-align: left;
  cursor: pointer;
  transition: color var(--duration-fast);
}

.page-faq .faq-panel__question:hover {
  color: var(--c-accent);
}

.page-faq .faq-panel__question:focus-visible {
  outline: 2px solid var(--c-highlight);
  outline-offset: 2px;
  border-radius: 6px;
}

.page-faq .faq-panel__icon {
  position: relative;
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
}

.page-faq .faq-panel__icon::before,
.page-faq .faq-panel__icon::after {
  content: "";
  position: absolute;
  left: 0;
  background: var(--c-accent);
  border-radius: 2px;
  transition: transform var(--duration-base) var(--ease-out), opacity var(--duration-base);
}

.page-faq .faq-panel__icon::before {
  top: 5px;
  width: 12px;
  height: 2px;
}

.page-faq .faq-panel__icon::after {
  top: 0;
  left: 5px;
  width: 2px;
  height: 12px;
}

.page-faq .faq-panel[data-open="true"] .faq-panel__icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.page-faq .faq-panel__answer {
  display: none;
  padding-bottom: 1.4rem;
  color: rgba(255, 248, 231, .78);
  line-height: 1.7;
  font-size: var(--text-base);
  max-width: 62ch;
}

.page-faq .faq-panel[data-open="true"] .faq-panel__answer,
.page-faq .faq-panel:focus-within .faq-panel__answer {
  display: block;
}

.page-faq .faq-panel__answer a {
  color: var(--c-highlight);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-panel__answer a:hover {
  color: var(--c-cream);
}

.page-faq .faq-key-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-faq .keycap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 .5rem;
  border: 1px solid rgba(255, 248, 231, .3);
  border-bottom-width: 3px;
  border-radius: 6px;
  background: rgba(255, 248, 231, .08);
  font-family: var(--font-num);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--c-cream);
}

.page-faq .tutorial-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.page-faq .tutorial-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem 1.5rem;
  background: var(--c-cream);
  border-radius: var(--radius-card);
  border-top: 4px solid var(--c-accent);
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base);
}

.page-faq .tutorial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.page-faq .tutorial-card__num {
  font-family: var(--font-num);
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: 1;
  color: var(--c-accent);
  display: block;
  margin-bottom: 1rem;
}

.page-faq .tutorial-card__title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--c-ink);
  margin: 0 0 .5rem;
}

.page-faq .tutorial-card__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0 0 1.25rem;
}

.page-faq .tutorial-card .img-frame {
  margin-top: auto;
}

.page-faq .tutorial-card--result {
  justify-content: flex-start;
  min-height: 220px;
}

.page-faq .tutorial-card--result .btn {
  align-self: flex-start;
  margin-top: .5rem;
}

.page-faq .support-box {
  position: relative;
  z-index: 1;
  padding: 2rem 0 2.5rem;
}

.page-faq .support-box__status {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1rem;
  padding: .5rem 1rem;
  font-family: var(--font-num);
  font-size: var(--text-sm);
  color: var(--c-highlight);
  border: 1px solid rgba(0, 255, 136, .28);
  border-radius: var(--radius-pill);
  background: rgba(0, 255, 136, .06);
}

.page-faq .support-box__grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.page-faq .support-box__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .5rem;
  padding: 1.75rem;
  text-decoration: none;
  border: 1px solid rgba(255, 248, 231, .12);
  border-radius: var(--radius-hud);
  background: rgba(255, 248, 231, .06);
  transition: background var(--duration-base), transform var(--duration-base) var(--ease-out), border-color var(--duration-base);
}

.page-faq .support-box__card:hover {
  background: rgba(255, 248, 231, .12);
  border-color: rgba(255, 107, 0, .4);
  transform: translateY(-3px);
}

.page-faq .support-box__label {
  font-family: var(--font-num);
  font-size: var(--text-xs);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.page-faq .support-box__value {
  font-size: var(--text-lg);
  font-weight: 800;
  line-height: 1.4;
  color: var(--c-cream);
  word-break: break-word;
}

@media (min-width: 768px) {
  .page-faq .faq-route-grid .faq-route-card {
    min-height: 168px;
    justify-content: flex-start;
  }

  .page-faq .tutorial-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: stretch;
  }

  .page-faq .tutorial-card--result {
    grid-column: 1 / -1;
    min-height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
  }

  .page-faq .tutorial-card--result .tutorial-card__num {
    margin-bottom: 0;
  }

  .page-faq .tutorial-card--result .tutorial-card__title {
    margin-bottom: 0;
    flex: 1 1 auto;
  }

  .page-faq .tutorial-card--result .tutorial-card__desc {
    flex-basis: 100%;
    margin-bottom: .5rem;
  }

  .page-faq .support-box__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 992px) {
  .page-faq .faq-layout {
    grid-template-columns: 260px 1fr;
    gap: 4rem;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 110px;
    align-self: start;
  }

  .page-faq .faq-cat-list {
    flex-direction: column;
    gap: .25rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-cat-list__link {
    white-space: normal;
    padding: .75rem .25rem;
    border: 0;
    border-bottom: 1px solid rgba(255, 248, 231, .1);
    border-radius: 0;
    background: transparent;
  }

  .page-faq .faq-cat-list__link:hover {
    padding-left: .5rem;
    background: transparent;
    border-bottom-color: rgba(255, 107, 0, .4);
  }

  .page-faq .tutorial-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .tutorial-card--result {
    grid-column: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .page-faq .tutorial-card--result .tutorial-card__num {
    margin-bottom: 1rem;
  }

  .page-faq .tutorial-card--result .tutorial-card__title {
    margin-bottom: .5rem;
    flex: none;
  }

  .page-faq .tutorial-card--result .tutorial-card__desc {
    flex: none;
    margin-bottom: 1.25rem;
  }
}