.page-faq {
  --faq-border: rgba(127, 243, 234, .16);
  --faq-border-strong: rgba(34, 224, 214, .42);
  --faq-panel: rgba(17, 33, 74, .58);
  --faq-panel-deep: rgba(8, 18, 38, .72);
  --faq-glass: rgba(127, 243, 234, .07);
  --faq-radius: 20px;
  position: relative;
  isolation: isolate;
  color: var(--nh-text);
}

.page-faq .nh-breadcrumb {
  padding-top: 20px;
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: 28px;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 34px;
}

.page-faq .faq-hero__copy .nh-h1 {
  margin: 14px 0 20px;
  font-size: clamp(2.3rem, 8vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: .01em;
  font-weight: 300;
  background: linear-gradient(100deg, var(--nh-fog) 12%, var(--nh-glass) 46%, var(--nh-cyan) 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-faq .faq-hero__copy .nh-lede {
  max-width: 58ch;
}

.page-faq .faq-hero__jumps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-hero__jumps a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--faq-border);
  background: var(--faq-glass);
  color: var(--nh-fog);
  font-size: .82rem;
  letter-spacing: .06em;
  text-decoration: none;
  transition: border-color .25s ease, background-color .25s ease, transform .25s ease;
}

.page-faq .faq-hero__jumps a:hover,
.page-faq .faq-hero__jumps a:focus-visible {
  border-color: var(--faq-border-strong);
  background: rgba(34, 224, 214, .14);
  transform: translateY(-2px);
}

.page-faq .faq-hero__aside {
  position: relative;
  padding: 26px 22px 24px;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  background:
    linear-gradient(160deg, rgba(34, 224, 214, .10), rgba(139, 92, 246, .12) 58%, rgba(8, 18, 38, .2)),
    var(--faq-panel-deep);
  backdrop-filter: blur(14px);
  box-shadow: var(--nh-shadow);
}

.page-faq .faq-hero__aside::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border-top: 1px solid rgba(127, 243, 234, .3);
  pointer-events: none;
}

.page-faq .faq-hero__aside-label {
  margin: 0 0 12px;
  color: var(--nh-gold);
  font-size: .7rem;
  letter-spacing: .18em;
}

.page-faq .faq-hero__aside .nh-h3 {
  margin: 0 0 18px;
  font-size: 1.24rem;
  font-weight: 400;
  color: var(--nh-fog);
}

.page-faq .faq-hero__checks {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-hero__checks li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
}

.page-faq .faq-hero__checks .nh-mono {
  color: var(--nh-cyan);
  font-size: .72rem;
  padding-top: 3px;
}

.page-faq .faq-hero__checks p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--nh-mute);
}

/* ---------- 技能树 ---------- */
.page-faq .faq-tree__layout {
  display: grid;
  gap: 28px;
  margin-top: 30px;
}

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

.page-faq .faq-branches__item a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num title"
    "num desc";
  gap: 4px 16px;
  padding: 16px 20px 16px 22px;
  border: 1px solid var(--faq-border);
  border-left: 3px solid var(--nh-cyan);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  text-decoration: none;
  transition: transform .25s ease, border-color .25s ease, background-color .25s ease;
}

.page-faq .faq-branches__item a:hover,
.page-faq .faq-branches__item a:focus-visible {
  transform: translateX(6px);
  border-color: var(--faq-border-strong);
  background: rgba(17, 33, 74, .84);
}

.page-faq .faq-branches__item--violet a {
  border-left-color: var(--nh-violet);
}

.page-faq .faq-branches__item--gold a {
  border-left-color: var(--nh-gold);
}

.page-faq .faq-branches__num {
  grid-area: num;
  align-self: center;
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--nh-cyan);
}

.page-faq .faq-branches__item--violet .faq-branches__num {
  color: var(--nh-violet);
}

.page-faq .faq-branches__item--gold .faq-branches__num {
  color: var(--nh-gold);
}

.page-faq .faq-branches__title {
  grid-area: title;
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--nh-fog);
}

.page-faq .faq-branches__desc {
  grid-area: desc;
  font-size: .85rem;
  line-height: 1.6;
  color: var(--nh-mute);
}

.page-faq .faq-tree__figure {
  margin: 0;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(34, 224, 214, .08), rgba(139, 92, 246, .1));
}

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

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-border);
  border-radius: var(--faq-radius);
  background: var(--faq-panel);
  transition: border-color .25s ease, background-color .25s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--faq-border-strong);
  background: rgba(17, 33, 74, .8);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--nh-fog);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--nh-font-mono);
  font-size: 1.1rem;
  line-height: 1.4;
  color: var(--nh-cyan);
  transition: transform .25s ease;
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

.page-faq .faq-item summary:hover {
  color: var(--nh-glass);
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  padding-top: 4px;
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--nh-gold);
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
}

.page-faq .faq-item__body {
  padding: 0 20px 20px 54px;
  border-top: 1px solid var(--faq-border);
  margin-top: 2px;
  padding-top: 16px;
}

.page-faq .faq-item__body p {
  margin: 0 0 12px;
  font-size: .93rem;
  line-height: 1.78;
  color: var(--nh-mute);
}

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

/* ---------- 记录明细 ---------- */
.page-faq .faq-record__layout {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

.page-faq .faq-record__text .nh-h3 {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--nh-fog);
  margin: 0 0 18px;
}

.page-faq .faq-record__sub {
  margin-top: 30px !important;
}

.page-faq .faq-fields {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-fields__row {
  padding: 16px 18px;
  border: 1px solid var(--faq-border);
  border-radius: var(--faq-radius);
  background: linear-gradient(120deg, var(--faq-glass), transparent 70%);
}

.page-faq .faq-fields__row dt {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--nh-glass);
}

.page-faq .faq-fields__row dt .nh-mono {
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--nh-violet);
}

.page-faq .faq-fields__row dd {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--nh-mute);
}

.page-faq .faq-record__tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-record__tips li {
  position: relative;
  padding-left: 20px;
  font-size: .91rem;
  line-height: 1.75;
  color: var(--nh-mute);
}

.page-faq .faq-record__tips li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--nh-cyan);
}

.page-faq .faq-record__figure {
  margin: 0;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  overflow: hidden;
  background: var(--faq-panel-deep);
}

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

/* ---------- 反馈与联系 ---------- */
.page-faq .faq-contact__grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-faq .faq-contact__card {
  padding: 24px 22px;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  background: var(--faq-panel);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-contact__card--accent {
  background:
    linear-gradient(155deg, rgba(34, 224, 214, .14), rgba(139, 92, 246, .12) 70%),
    var(--faq-panel-deep);
  border-color: var(--faq-border-strong);
}

.page-faq .faq-contact__card-label {
  margin: 0;
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--nh-cyan);
}

.page-faq .faq-contact__card .nh-h3 {
  margin: 0;
  font-size: 1.14rem;
  font-weight: 400;
  color: var(--nh-fog);
}

.page-faq .faq-contact__card p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--nh-mute);
}

.page-faq .faq-contact__link {
  margin-top: auto;
  padding-top: 6px;
}

.page-faq .faq-contact__link a {
  color: var(--nh-cyan);
  font-size: .9rem;
  letter-spacing: .03em;
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .4);
  padding-bottom: 2px;
  transition: color .25s ease, border-color .25s ease;
}

.page-faq .faq-contact__link a:hover,
.page-faq .faq-contact__link a:focus-visible {
  color: var(--nh-glass);
  border-color: var(--nh-glass);
}

/* ---------- 兼容性 ---------- */
.page-faq .faq-compat__list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  overflow: hidden;
  background: var(--faq-panel);
}

.page-faq .faq-compat__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 14px;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-compat__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-compat__env {
  font-size: .96rem;
  font-weight: 500;
  color: var(--nh-fog);
}

.page-faq .faq-compat__note {
  grid-column: 1 / -1;
  font-size: .85rem;
  line-height: 1.7;
  color: var(--nh-mute);
}

.page-faq .faq-compat__foot {
  margin: 22px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--nh-violet);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--nh-mute);
}

/* ---------- 结尾 ---------- */
.page-faq .faq-outro__panel {
  padding: 32px 24px;
  border: 1px solid var(--faq-border);
  border-radius: var(--nh-radius-lg);
  background:
    radial-gradient(120% 140% at 92% 8%, rgba(139, 92, 246, .22), transparent 58%),
    radial-gradient(100% 130% at 4% 96%, rgba(34, 224, 214, .16), transparent 60%),
    var(--faq-panel-deep);
  display: grid;
  gap: 26px;
}

.page-faq .faq-outro__copy .nh-h2 {
  margin: 12px 0 14px;
  font-size: clamp(1.6rem, 5vw, 2.3rem);
  font-weight: 300;
  color: var(--nh-fog);
}

.page-faq .faq-outro__actions {
  display: grid;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-compat__row {
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 18px 24px;
  }

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

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

@media (min-width: 900px) {
  .page-faq .faq-tree__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
    gap: 44px;
  }

  .page-faq .faq-record__layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
    gap: 44px;
  }

  .page-faq .faq-compat__row {
    grid-template-columns: minmax(0, 240px) 132px minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }

  .page-faq .faq-compat__note {
    grid-column: auto;
    padding-top: 2px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
    align-items: end;
    gap: 52px;
  }

  .page-faq .faq-hero__aside {
    transform: translateY(-14px);
  }

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

  .page-faq .faq-item__body {
    padding-left: 60px;
    padding-right: 32px;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-hero__inner {
    gap: 68px;
  }

  .page-faq .faq-outro__panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: center;
    padding: 48px 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-branches__item a,
  .page-faq .faq-hero__jumps a,
  .page-faq .faq-item summary::after,
  .page-faq .faq-contact__link a {
    transition: none;
  }

  .page-faq .faq-branches__item a:hover,
  .page-faq .faq-branches__item a:focus-visible,
  .page-faq .faq-hero__jumps a:hover,
  .page-faq .faq-hero__jumps a:focus-visible,
  .page-faq .faq-hero__aside {
    transform: none;
  }
}