.page-faq {
  --faq-panel-bg: var(--ink-800);
  --faq-rule: var(--line-500);
  background: var(--ink-900);
  color: var(--cream-100);
  overflow-x: clip;
}

.page-faq [id] {
  scroll-margin-top: 96px;
}

.page-faq .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-faq .media-frame {
  margin: 0;
  border: 1px solid var(--line-500);
  background: var(--ink-950);
  min-width: 0;
}

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

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(36px, 6vw, 76px);
  border-bottom: 1px solid var(--line-500);
  background:
    linear-gradient(158deg, rgba(200, 255, 61, 0.12) 0%, rgba(200, 255, 61, 0) 44%),
    linear-gradient(18deg, rgba(255, 138, 61, 0.10) 0%, rgba(255, 138, 61, 0) 52%),
    var(--ink-950);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: 78%;
  height: 88%;
  background: var(--ink-800);
  transform: skewY(-9deg);
  transform-origin: left top;
  opacity: 0.62;
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 44px);
  align-items: end;
}

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

.page-faq .faq-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6vw, 62px);
  line-height: 1.03;
  letter-spacing: -0.01em;
  max-width: 13em;
  color: var(--cream-100);
}

.page-faq .faq-jump {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--sage-300);
  border: 1px solid var(--line-500);
  text-decoration: none;
  transition: color var(--t-fast) ease, background-color var(--t-fast) ease, border-color var(--t-fast) ease;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--ink-950);
  background: var(--lime-400);
  border-color: var(--lime-400);
}

.page-faq .faq-hero__figure {
  width: 100%;
}

/* ---------- 问题区 ---------- */

.page-faq .faq-questions__head {
  max-width: 44em;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-faq .faq-index {
  border: 1px solid var(--line-500);
  background: var(--ink-800);
  padding: 18px;
}

.page-faq .faq-index__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dim-400);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 10px 8px;
  font-size: 15px;
  color: var(--sage-300);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--t-fast) ease, background-color var(--t-fast) ease, border-color var(--t-fast) ease;
}

.page-faq .faq-index__link .num {
  font-size: 12px;
  color: var(--dim-400);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--cream-100);
  background: var(--ink-700);
  border-left-color: var(--lime-400);
}

.page-faq .faq-index__note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-500);
}

.page-faq .faq-index__note p {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--sage-300);
}

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

.page-faq .faq-group + .faq-group {
  margin-top: clamp(26px, 3.5vw, 40px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-500);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  color: var(--cream-100);
}

.page-faq .faq-group__title .num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lime-400);
}

.page-faq .accordion__item {
  border-bottom: 1px solid var(--line-500);
}

.page-faq .accordion__trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 4px;
  background: none;
  border: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  text-align: left;
  color: var(--cream-100);
  cursor: pointer;
  transition: color var(--t-fast) ease;
}

.page-faq .accordion__trigger:hover {
  color: var(--lime-300);
}

.page-faq .accordion__trigger:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
}

.page-faq .accordion__trigger[aria-expanded="true"] {
  color: var(--lime-300);
}

.page-faq .accordion__panel {
  padding: 0 4px 18px;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sage-300);
}

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

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

.page-faq .accordion__panel a {
  color: var(--lime-300);
  text-underline-offset: 3px;
}

.page-faq .accordion__panel a:hover,
.page-faq .accordion__panel a:focus-visible {
  color: var(--orange-300);
}

/* ---------- 三步图解 ---------- */

.page-faq .faq-steps {
  border-top: 1px solid var(--line-500);
  background: linear-gradient(180deg, rgba(11, 42, 34, 0) 0%, rgba(11, 42, 34, 0.92) 100%);
}

.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

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

.page-faq .step-list {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
}

.page-faq .step {
  position: relative;
  padding: 18px 0 18px 54px;
  border-top: 1px solid var(--line-500);
}

.page-faq .step:last-child {
  border-bottom: 1px solid var(--line-500);
}

.page-faq .step__num {
  position: absolute;
  left: 0;
  top: 18px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--lime-400);
  color: var(--ink-950);
  font-size: 13px;
  font-weight: 700;
}

.page-faq .step__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  color: var(--cream-100);
}

.page-faq .step p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--sage-300);
}

.page-faq .faq-steps__figure {
  width: 100%;
}

/* ---------- 客服渠道 ---------- */

.page-faq .faq-contact__panel {
  border: 1px solid var(--line-500);
  background:
    linear-gradient(128deg, rgba(255, 138, 61, 0.12) 0%, rgba(255, 138, 61, 0) 56%),
    var(--faq-panel-bg);
  padding: clamp(22px, 4vw, 44px);
}

.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-contact__cell {
  border-left: 1px solid var(--line-500);
  padding-left: 14px;
  min-width: 0;
}

.page-faq .faq-contact__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--dim-400);
}

.page-faq .faq-contact__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--cream-100);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__value.mono {
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-faq .faq-contact__phone {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--orange-300);
}

.page-faq .faq-contact__note {
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-500);
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--sage-300);
}

.page-faq .faq-contact__note a {
  color: var(--lime-300);
  text-underline-offset: 3px;
}

.page-faq .faq-contact__note a:hover,
.page-faq .faq-contact__note a:focus-visible {
  color: var(--orange-300);
}

/* ---------- 反馈收口 ---------- */

.page-faq .faq-cta__box {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--lime-400);
  background: var(--ink-950);
}

.page-faq .faq-cta__box::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -40%;
  width: 46%;
  height: 180%;
  background: linear-gradient(180deg, rgba(200, 255, 61, 0.16) 0%, rgba(200, 255, 61, 0) 72%);
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-faq .faq-cta__copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-faq .faq-cta__copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.14;
  color: var(--cream-100);
}

.page-faq .faq-cta__copy p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--sage-300);
}

.page-faq .faq-cta__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 中等屏 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.66fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-cta__box {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 26px;
  }

  .page-faq .faq-cta__actions {
    flex-wrap: nowrap;
  }
}

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

  .page-faq .faq-index {
    position: sticky;
    top: 88px;
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-index__link,
  .page-faq .accordion__trigger {
    transition: none;
  }
}