.page-faq {
  --faq-hairline: rgba(31, 74, 99, .8);
  --faq-card: rgba(18, 46, 69, .62);
  --faq-soft: rgba(31, 74, 99, .42);
  background-color: var(--jn-night);
  background-image: var(--jn-grid-lines);
  color: var(--jn-paper);
  font-family: var(--jn-font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(18px, 3vw, 30px) clamp(30px, 5vw, 56px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -14%;
  width: min(760px, 84vw);
  aspect-ratio: 1;
  background: linear-gradient(148deg, rgba(53, 214, 164, .32), rgba(182, 245, 226, .08) 52%, rgba(10, 26, 41, 0) 74%);
  clip-path: polygon(20% 0, 100% 0, 100% 76%, 0 100%);
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  margin-top: 22px;
}

.page-faq .faq-hero__lead {
  padding-inline-start: 4px;
}

.page-faq .faq-hero__title {
  font-family: var(--jn-font-display);
  font-size: clamp(1.9rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--jn-paper);
  transform: skew(-2.5deg);
  transform-origin: left bottom;
  margin-block: .38em .5em;
  max-width: 24ch;
}

.page-faq .faq-hero__title::after {
  content: "";
  display: block;
  width: 92px;
  height: 4px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--jn-orange), var(--jn-green));
  transform: skew(-2.5deg);
}

.page-faq .faq-hero .jn-lede {
  max-width: 58ch;
  color: var(--jn-mist);
}

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

/* 状态板 */
.page-faq .faq-board {
  background: linear-gradient(158deg, rgba(18, 46, 69, .96), rgba(10, 26, 41, .9));
  border: 1px solid var(--faq-hairline);
  border-left: 3px solid var(--jn-green);
  border-radius: var(--jn-radius-lg);
  padding: 18px 20px 20px;
}

.page-faq .faq-board__title {
  margin: 0 0 14px;
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--jn-green);
}

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

.page-faq .faq-board__row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 2px 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-soft);
}

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

.page-faq .faq-board__num {
  font-size: .75rem;
  color: var(--jn-orange);
  border: 1px solid var(--faq-hairline);
  border-radius: 4px;
  text-align: center;
  padding: 1px 0;
}

.page-faq .faq-board__name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--jn-paper);
}

.page-faq .faq-board__note {
  grid-column: 2;
  font-size: .8125rem;
  color: var(--jn-mist);
}

/* ---------- 区块通用头 ---------- */
.page-faq .faq-sec__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-faq .faq-sec__head .jn-h2 {
  margin-block: .3em .45em;
  color: var(--jn-paper);
}

.page-faq .faq-sec__head .jn-h2::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-inline-end: 12px;
  vertical-align: .2em;
  background: linear-gradient(135deg, var(--jn-green) 0 50%, var(--jn-orange) 50% 100%);
}

.page-faq .faq-sec__head .jn-text {
  color: var(--jn-mist);
}

/* ---------- 三步自查 ---------- */
.page-faq .faq-triage {
  border-top: 1px solid var(--faq-hairline);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.page-faq .faq-step {
  position: relative;
  padding-inline-start: 54px;
}

.page-faq .faq-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--jn-green);
  border-radius: 50%;
  background: rgba(10, 26, 41, .92);
  color: var(--jn-mint);
  font-size: .78rem;
  letter-spacing: .06em;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 46px;
  bottom: -24px;
  width: 1px;
  background: repeating-linear-gradient(180deg, var(--jn-line) 0 6px, rgba(31, 74, 99, 0) 6px 12px);
}

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

.page-faq .faq-step .jn-h3 {
  margin: 6px 0 8px;
  color: var(--jn-paper);
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--jn-mist);
}

.page-faq .faq-figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--faq-hairline);
  border-radius: var(--jn-radius-lg);
  background: rgba(18, 46, 69, .6);
}

.page-faq .faq-figure__cap {
  margin-top: 10px;
  font-family: var(--jn-font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--jn-mist);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  border-top: 1px solid var(--faq-hairline);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 22px;
}

.page-faq .faq-index {
  border: 1px solid var(--faq-hairline);
  border-radius: var(--jn-radius-lg);
  background: var(--faq-card);
  padding: 14px 14px 12px;
}

.page-faq .faq-index .jn-index__title {
  margin: 0 0 10px;
  font-family: var(--jn-font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--jn-mist);
}

.page-faq .faq-index .jn-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index .jn-index__link {
  display: block;
  white-space: nowrap;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--jn-radius) var(--jn-radius) 0;
  background: var(--faq-soft);
  color: var(--jn-mist);
  font-size: .875rem;
  text-decoration: none;
  transition: color .18s ease, background .18s ease;
}

.page-faq .faq-index .jn-index__link:hover,
.page-faq .faq-index .jn-index__link:focus-visible {
  color: var(--jn-paper);
  background: rgba(31, 74, 99, .7);
}

.page-faq .faq-index .jn-index__link[aria-current="true"] {
  color: var(--jn-mint);
  border-left-color: var(--jn-orange);
  background: rgba(31, 74, 99, .78);
}

.page-faq .faq-group {
  scroll-margin-top: 24px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(28px, 4vw, 42px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-hairline);
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  color: var(--jn-paper);
}

.page-faq .faq-group__num {
  flex: none;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 1px solid var(--jn-green);
  border-radius: 4px;
  font-size: .75rem;
  color: var(--jn-mint);
}

/* 手风琴 */
.page-faq .faq-item {
  margin-bottom: 10px;
  border-left: 3px solid transparent;
  border-radius: 0 var(--jn-radius) var(--jn-radius) 0;
  background: var(--faq-card);
  transition: background .2s ease, border-color .2s ease;
}

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

.page-faq .faq-item summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 15px 46px 15px 16px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--jn-paper);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--jn-font-mono);
  font-size: 1.1rem;
  color: var(--jn-green);
}

.page-faq .faq-item summary:hover {
  color: var(--jn-mint);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--jn-orange);
  outline-offset: -2px;
}

.page-faq .faq-item[open] {
  border-left-color: var(--jn-orange);
  background: var(--jn-mint);
}

.page-faq .faq-item[open] summary,
.page-faq .faq-item[open] summary:hover {
  color: var(--jn-night);
}

.page-faq .faq-item[open] summary::after {
  content: "\2212";
  color: var(--jn-night);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px;
  color: var(--jn-night);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-act {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 4px;
  background: var(--jn-night);
  color: var(--jn-mint);
  font-family: var(--jn-font-mono);
  font-size: .8125rem;
  line-height: 1.6;
}

.page-faq .faq-path {
  list-style: none;
  margin: 4px 0 10px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-path li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 0 var(--jn-radius) var(--jn-radius) 0;
  border-left: 2px solid var(--jn-night);
  background: rgba(10, 26, 41, .1);
  font-weight: 700;
}

.page-faq .faq-path .jn-mono {
  color: var(--jn-orange);
  font-size: .75rem;
}

/* ---------- 人工联络 ---------- */
.page-faq .faq-help {
  background: var(--jn-paper);
  color: var(--jn-night);
  border-top: 4px solid var(--jn-orange);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-faq .faq-help .jn-eyebrow {
  color: var(--jn-orange);
  letter-spacing: .16em;
}

.page-faq .faq-help .jn-h2 {
  color: var(--jn-night);
  margin-block: .3em .5em;
}

.page-faq .faq-help .jn-text {
  color: #26425a;
  max-width: 56ch;
}

.page-faq .faq-help__tips {
  list-style: none;
  margin: 18px 0 22px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-help__tips li {
  position: relative;
  padding-left: 20px;
  font-size: .9375rem;
  line-height: 1.7;
  color: #1b3648;
}

.page-faq .faq-help__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--jn-green);
}

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

.page-faq .faq-help__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--jn-radius-lg);
  border: 1px solid rgba(18, 46, 69, .18);
}

/* ---------- 桌面 ---------- */
@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .78fr);
    gap: 46px;
    align-items: start;
    margin-top: 32px;
  }

  .page-faq .faq-board {
    margin-top: 8px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 34px;
  }

  .page-faq .faq-step {
    padding-inline-start: 0;
    padding-top: 64px;
  }

  .page-faq .faq-step__num {
    width: 44px;
    height: 44px;
  }

  .page-faq .faq-step::before {
    left: 56px;
    top: 22px;
    bottom: auto;
    width: calc(100% + 34px - 56px);
    height: 1px;
    background: repeating-linear-gradient(90deg, var(--jn-line) 0 6px, rgba(31, 74, 99, 0) 6px 12px);
  }

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

@media (min-width: 960px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 24px;
    padding: 18px 16px 16px;
  }

  .page-faq .faq-index .jn-index__list {
    flex-direction: column;
    overflow-x: visible;
    gap: 4px;
  }

  .page-faq .faq-index .jn-index__link {
    white-space: normal;
    background: transparent;
    padding: 8px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-index .jn-index__link {
    transition: none;
  }
}