.page-faq {
  --faq-pad: 1rem;
  --faq-rule: 1px solid var(--mg-line);
  overflow-x: clip;
}

/* ---- 面包屑 ---- */
.page-faq .faq-crumb {
  padding: 1.5rem 0 .5rem;
}

/* ---- 首屏 ---- */
.page-faq .faq-hero {
  position: relative;
  padding: 1.25rem 0 2.75rem;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -18%;
  width: min(680px, 96vw);
  aspect-ratio: 1 / 1;
  background:
    linear-gradient(140deg, rgba(58, 240, 210, .18) 0%, rgba(58, 240, 210, .05) 38%, transparent 58%),
    linear-gradient(320deg, rgba(255, 122, 47, .16) 0%, transparent 46%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 66%);
  transform: rotate(9deg);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-faq .faq-hero__main {
  max-width: 44rem;
}

.page-faq .faq-hero h1 {
  font-family: var(--mg-font-display);
  font-weight: 800;
  font-size: clamp(1.95rem, 6.4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -.022em;
  color: var(--mg-ink);
  margin: .7rem 0 0;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: 1.15rem 0 0;
  max-width: 38rem;
  color: var(--mg-body-text);
  font-size: 1rem;
  line-height: 1.85;
}

.page-faq .faq-hero__acts {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-faq .faq-hero__side {
  display: grid;
  gap: .85rem;
}

.page-faq .faq-hero__card {
  background: var(--mg-panel);
  border: 1px solid var(--mg-line);
  border-left: 3px solid var(--mg-cyan);
  padding: 1rem 1.1rem;
  box-shadow: 7px 7px 0 rgba(7, 11, 30, .8);
}
.page-faq .faq-hero__card--alt {
  border-left-color: var(--mg-orange);
  box-shadow: 7px 7px 0 rgba(7, 11, 30, .8), inset 0 0 0 1px rgba(255, 122, 47, .12);
}
.page-faq .faq-hero__cardnum {
  margin: 0;
  font-family: var(--mg-font-mono);
  font-size: 1.5rem;
  letter-spacing: .02em;
  color: var(--mg-cyan);
}
.page-faq .faq-hero__card--alt .faq-hero__cardnum {
  color: var(--mg-orange);
}
.page-faq .faq-hero__cardtitle {
  margin: .3rem 0 0;
  font-family: var(--mg-font-display);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .04em;
  color: var(--mg-ink);
}
.page-faq .faq-hero__cardtext {
  margin: .4rem 0 0;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--mg-muted);
}

/* ---- 主体骨架 ---- */
.page-faq .faq-body {
  display: grid;
  gap: 2.25rem;
  padding-bottom: 4rem;
}

/* ---- 分组标签列 ---- */
.page-faq .faq-tags__label {
  margin: 0 0 .6rem;
  font-family: var(--mg-font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mg-muted-dim);
}
.page-faq .faq-tags__list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0 0 .5rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-faq .faq-tags__list > li {
  flex: 0 0 auto;
}
.page-faq .faq-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  white-space: nowrap;
  font-size: .85rem;
  line-height: 1.2;
  color: var(--mg-body-text);
  text-decoration: none;
  background: var(--mg-deep);
  border: 1px solid var(--mg-line);
  border-radius: 999px;
  transition: border-color .2s var(--mg-ease), color .2s var(--mg-ease), background .2s var(--mg-ease);
}
.page-faq .faq-tag:hover,
.page-faq .faq-tag:focus-visible {
  border-color: var(--mg-cyan);
  color: var(--mg-ink);
  background: rgba(58, 240, 210, .07);
}
.page-faq .faq-tag--hot {
  border-color: rgba(255, 122, 47, .5);
}
.page-faq .faq-tag--hot:hover,
.page-faq .faq-tag--hot:focus-visible {
  border-color: var(--mg-orange);
  background: rgba(255, 122, 47, .1);
}
.page-faq .faq-tag__num {
  font-family: var(--mg-font-mono);
  font-size: .7rem;
  color: var(--mg-violet);
}

/* ---- 分组 ---- */
.page-faq .faq-group {
  margin-bottom: 3.25rem;
  scroll-margin-top: 6rem;
}
.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: .9rem;
  row-gap: .35rem;
  padding-top: 1.15rem;
  border-top: var(--faq-rule);
  margin-bottom: 1.4rem;
}
.page-faq .faq-group__head .mg-index {
  grid-row: 1 / span 2;
  font-size: 2.15rem;
  line-height: 1;
  margin: 0;
}
.page-faq .faq-group__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--mg-font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  letter-spacing: -.015em;
  color: var(--mg-ink);
}
.page-faq .faq-group__lead {
  grid-column: 2;
  margin: 0;
  max-width: 42rem;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--mg-muted);
}

.page-faq .faq-group__fig {
  margin: 0 0 1.4rem;
}
.page-faq .faq-group__side {
  margin: 0;
}
.page-faq .faq-group__fig img,
.page-faq .faq-group__side img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-group__fig .mg-media,
.page-faq .faq-group__side .mg-media {
  border: 1px solid var(--mg-line);
  box-shadow: 6px 6px 0 rgba(7, 11, 30, .75);
}

.page-faq .faq-group__split {
  display: grid;
  gap: 1.5rem;
}

/* ---- 条目 ---- */
.page-faq .faq-list {
  display: grid;
  gap: .7rem;
}
.page-faq .faq-item {
  background: var(--mg-deep);
  border: 1px solid var(--mg-line);
  margin: 0;
  transition: border-color .2s var(--mg-ease), transform .2s var(--mg-ease);
}
.page-faq .faq-item:hover {
  border-color: rgba(58, 240, 210, .38);
}
.page-faq .faq-item[open] {
  border-color: rgba(58, 240, 210, .6);
}

.page-faq .faq-item .mg-fold__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: .8rem;
  align-items: baseline;
  padding: .95rem 1rem;
  cursor: pointer;
  list-style: none;
}
.page-faq .faq-item .mg-fold__summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item .mg-fold__summary::marker {
  content: "";
}
.page-faq .faq-item .mg-fold__num {
  font-family: var(--mg-font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  color: var(--mg-violet);
}
.page-faq .faq-item .mg-fold__title {
  font-family: var(--mg-font-display);
  font-weight: 700;
  font-size: clamp(1rem, 2.3vw, 1.2rem);
  line-height: 1.5;
  letter-spacing: -.008em;
  color: var(--mg-ink);
}
.page-faq .faq-item[open] .mg-fold__title {
  color: var(--mg-cyan);
}
.page-faq .faq-item .mg-fold__state {
  font-family: var(--mg-font-mono);
  font-size: .7rem;
  color: var(--mg-muted-dim);
  white-space: nowrap;
}

.page-faq .faq-answer {
  background: var(--mg-panel);
  border-top: 1px solid var(--mg-line);
  padding: 1rem 1rem 1.1rem;
}

.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: .6rem;
}
.page-faq .faq-steps > li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 1.8rem;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--mg-body-text);
}
.page-faq .faq-steps > li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: .42rem;
  width: 1.2rem;
  height: 1.2rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(58, 240, 210, .13);
  border: 1px solid var(--mg-cyan);
  color: var(--mg-cyan);
  font-family: var(--mg-font-mono);
  font-size: .64rem;
  line-height: 1;
}
.page-faq .faq-steps a {
  color: var(--mg-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-answer__foot {
  margin: 1rem 0 0;
  padding-top: .7rem;
  border-top: 1px dashed var(--mg-line);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--mg-muted-dim);
}
.page-faq .faq-answer__foot a {
  color: var(--mg-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---- 收束区块 ---- */
.page-faq .faq-ask {
  scroll-margin-top: 6rem;
  margin-bottom: 1rem;
}
.page-faq .faq-ask__card {
  position: relative;
  padding: 1.5rem 1.15rem;
  background: linear-gradient(150deg, rgba(255, 122, 47, .1), rgba(17, 21, 43, .9) 46%);
  border: 1px solid rgba(255, 122, 47, .55);
  box-shadow: 8px 8px 0 rgba(7, 11, 30, .85);
}
.page-faq .faq-ask__title {
  margin: .55rem 0 0;
  font-family: var(--mg-font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  letter-spacing: -.015em;
  color: var(--mg-ink);
}
.page-faq .faq-ask__lead {
  margin: .75rem 0 0;
  max-width: 46rem;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--mg-body-text);
}
.page-faq .faq-ask__list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .6rem;
}
.page-faq .faq-ask__list > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .75rem;
  align-items: start;
  padding: .7rem .85rem;
  background: rgba(7, 11, 30, .55);
  border: 1px solid var(--mg-line);
  font-size: .9rem;
  line-height: 1.75;
  color: var(--mg-body-text);
}
.page-faq .faq-ask__num {
  font-family: var(--mg-font-mono);
  font-size: .78rem;
  color: var(--mg-orange);
  letter-spacing: .08em;
}
.page-faq .faq-ask__contact {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--mg-line);
  display: grid;
  gap: .35rem;
}
.page-faq .faq-ask__line {
  margin: 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--mg-muted);
}
.page-faq .faq-ask__value {
  font-family: var(--mg-font-mono);
  font-size: .84rem;
  color: var(--mg-ink);
  word-break: break-all;
}
.page-faq .faq-ask__acts {
  margin-top: 1.15rem;
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}
.page-faq .faq-ask__acts .mg-btn {
  cursor: pointer;
}

/* ---- 平板 ---- */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 2rem 0 3.25rem;
  }
  .page-faq .faq-hero__side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }
  .page-faq .faq-hero__card--alt {
    transform: translateY(1.25rem);
  }
  .page-faq .faq-answer {
    padding: 1.15rem 1.25rem 1.3rem 3.1rem;
  }
  .page-faq .faq-ask__card {
    padding: 2rem 1.85rem;
  }
}

/* ---- 桌面 ---- */
@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 3.25rem;
    align-items: start;
  }
  .page-faq .faq-tags {
    position: sticky;
    top: 7.5rem;
    align-self: start;
  }
  .page-faq .faq-tags__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-tags__list > li {
    flex: 1 1 auto;
  }
  .page-faq .faq-tag {
    width: 100%;
    justify-content: flex-start;
    border-radius: 3px;
  }
  .page-faq .faq-group__split {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 2rem;
  }
  .page-faq .faq-group__side {
    position: sticky;
    top: 7.5rem;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: 3.5rem;
  }
  .page-faq .faq-hero__side {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-faq .faq-hero__card--alt {
    transform: none;
    margin-left: -1.5rem;
  }
  .page-faq .faq-tags__list {
    gap: .55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero::before {
    transform: none;
  }
  .page-faq .faq-item,
  .page-faq .faq-tag {
    transition: none;
  }
}