.page-faq {
  --faq-panel: #FFFFFF;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  background-image:
    radial-gradient(70% 90% at 2% 0%, rgba(200, 169, 81, .16), transparent 62%),
    radial-gradient(60% 80% at 100% 6%, rgba(46, 125, 70, .12), transparent 64%);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 26px;
  padding-top: 24px;
  padding-bottom: 40px;
}

.page-faq .faq-hero h1 {
  margin: 16px 0 16px;
  font-size: clamp(30px, 5.4vw, 54px);
  font-weight: 900;
  letter-spacing: .03em;
  line-height: 1.12;
  color: var(--green-night);
}

.page-faq .faq-hero .lede {
  max-width: 34em;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero__note {
  margin-top: 20px;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
  font-size: 14px;
  line-height: 1.75;
  color: var(--gravel);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  border: var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-2);
  background-color: var(--green-night);
}

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

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--turf-light);
  pointer-events: none;
}

/* ---------- 时段快捷问答 ---------- */
.page-faq .faq-periods {
  padding: 8px 0 44px;
}

.page-faq .faq-periods__grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-faq .faq-period {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px 20px 20px;
  background: var(--faq-panel);
  border: var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-faq .faq-period::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gold);
}

.page-faq .faq-period:nth-child(2)::before {
  background: var(--red-stand);
}

.page-faq .faq-period:nth-child(3)::before {
  background: var(--green-turf);
}

.page-faq .faq-period:hover {
  border-color: var(--green-turf);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-period__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.page-faq .faq-period__num {
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--gold);
}

.page-faq .faq-period__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--green-night);
}

.page-faq .faq-period__meta {
  margin-top: 3px;
  font-size: 13px;
  color: var(--gravel);
  letter-spacing: .02em;
}

.page-faq .faq-period__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-faq .faq-period__item {
  padding-top: 12px;
  border-top: 1px solid var(--mist);
}

.page-faq .faq-period__item + .faq-period__item {
  margin-top: 12px;
}

.page-faq .faq-period__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-period__q {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .faq-period__a {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gravel);
}

.page-faq .faq-period__more {
  margin-top: auto;
  padding-top: 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--green-deep);
}

/* ---------- 主题问答 ---------- */
.page-faq .faq-detail {
  padding-bottom: 20px;
}

.page-faq .faq-block {
  padding: 34px 0;
  border-top: 1px solid var(--mist);
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: 8px;
}

.page-faq .faq-block__num {
  display: block;
  margin-bottom: 6px;
  font-size: 38px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--gold);
}

.page-faq .faq-block__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.3;
  color: var(--green-night);
}

.page-faq .faq-block__hint {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gravel);
}

.page-faq .faq-block__head {
  margin-bottom: 18px;
}

.page-faq .faq-qa {
  background: var(--faq-panel);
  border: var(--line);
  border-radius: var(--radius);
  box-shadow: 0 2px 4px rgba(14, 55, 25, .06);
  overflow: hidden;
}

.page-faq .faq-qa + .faq-qa {
  margin-top: 10px;
}

.page-faq .faq-qa__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px 15px 21px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-qa__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--green-deep);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .2s ease;
}

.page-faq .faq-qa__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--green-deep);
}

.page-faq .faq-qa[open] .faq-qa__q::before {
  transform: scaleY(1);
}

.page-faq .faq-qa[open] .faq-qa__q::after {
  content: "–";
}

.page-faq .faq-qa[open] {
  border-color: var(--green-turf);
}

.page-faq .faq-qa__a {
  padding: 0 18px 18px 21px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gravel);
}

.page-faq .faq-qa__a p {
  margin: 0;
  max-width: 42em;
}

.page-faq .faq-qa__a .link {
  color: var(--green-deep);
  font-weight: 700;
}

.page-faq .faq-device-figure {
  position: relative;
  margin: 20px 0 0;
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--green-night);
}

.page-faq .faq-device-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 620;
  object-fit: cover;
}

.page-faq .faq-device-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--turf-light);
  pointer-events: none;
}

/* ---------- 客服窄带 ---------- */
.page-faq .faq-band {
  margin-top: 20px;
  padding: 40px 0 44px;
  background-color: var(--board);
  background-image: var(--turf-light);
  color: var(--snow);
}

.page-faq .faq-band__inner {
  display: grid;
  gap: 24px;
}

.page-faq .faq-band__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-faq .faq-band__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.3;
  color: var(--snow);
}

.page-faq .faq-band__desc {
  margin-top: 12px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 245, 240, .74);
}

.page-faq .faq-band__contacts {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.page-faq .faq-band__contact {
  max-width: 100%;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.4vw, 20px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 193, 78, .35);
  overflow-wrap: anywhere;
  transition: border-color .2s ease, text-shadow .2s ease;
}

.page-faq .faq-band__contact:hover,
.page-faq .faq-band__contact:focus-visible {
  border-color: var(--amber);
  text-shadow: 0 0 18px rgba(242, 193, 78, .55);
}

.page-faq .faq-band__hours {
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 245, 240, .6);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-periods__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-period:nth-child(3) {
    grid-column: 1 / -1;
  }

  .page-faq .faq-hero__inner {
    padding-top: 32px;
    padding-bottom: 48px;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
    gap: 52px;
    padding-top: 42px;
    padding-bottom: 60px;
  }

  .page-faq .faq-periods__grid {
    grid-template-columns: 1.02fr 1fr 1.14fr;
    gap: 18px;
  }

  .page-faq .faq-period:nth-child(3) {
    grid-column: auto;
  }

  .page-faq .faq-band__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 48px;
  }

  .page-faq .faq-band__contacts {
    align-items: flex-end;
    text-align: right;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-block {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    column-gap: 44px;
    padding: 44px 0;
  }

  .page-faq .faq-block:first-child {
    padding-top: 14px;
  }

  .page-faq .faq-block__head {
    position: sticky;
    top: 92px;
    align-self: start;
    margin-bottom: 0;
  }

  .page-faq .faq-block__num {
    font-size: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-period,
  .page-faq .faq-qa,
  .page-faq .faq-qa__q::before,
  .page-faq .faq-band__contact {
    transition: none;
  }
}