.page-faq {
  --faq-cut: 20px;
  --faq-line: rgba(201, 162, 39, 0.32);
  --faq-line-soft: rgba(201, 162, 39, 0.16);
  --faq-body: rgba(244, 237, 227, 0.86);
  --faq-mute: #B9B0C7;
  position: relative;
  background:
    radial-gradient(120% 70% at 85% -10%, rgba(47, 227, 208, 0.10), transparent 62%),
    radial-gradient(90% 60% at 5% 105%, rgba(255, 138, 61, 0.10), transparent 65%),
    linear-gradient(180deg, #1B1033 0%, #160C2B 48%, #1B1033 100%);
  color: var(--cream);
  font-family: var(--font-body);
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow-x: hidden;
}

.page-faq::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, rgba(201, 162, 39, 0.05) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.05) 0 1px, transparent 1px 48px);
  opacity: 0.55;
}

.page-faq > * {
  position: relative;
  z-index: 1;
}

.page-faq .crumbs__now {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: var(--gold-bright);
}

/* —— 首屏 —— */
.page-faq .faq-hero {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 5vw, 3.5rem);
  align-items: end;
}

.page-faq .faq-hero__text .mono-index {
  display: inline-block;
  color: var(--neon);
  margin-bottom: 1rem;
}

.page-faq h1 {
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 8vw, 4.1rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  color: var(--cream);
  text-shadow:
    0 0 1px rgba(240, 208, 122, 0.9),
    0 0 22px rgba(201, 162, 39, 0.35),
    0 0 44px rgba(47, 227, 208, 0.18);
}

.page-faq .faq-hero__lead {
  max-width: 46rem;
  font-size: var(--step1);
  line-height: 1.85;
  color: var(--faq-body);
  margin: 0 0 1.75rem;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-hero__facts .data-plate {
  padding: 0.9rem 0.6rem 1rem;
}

.page-faq .faq-hero__facts .data-plate__value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  color: var(--gold-bright);
  display: block;
  line-height: 1.1;
}

.page-faq .faq-hero__facts .data-plate__label {
  display: block;
  margin-top: 0.35rem;
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--faq-mute);
}

/* —— 三段式标题微调 —— */
.page-faq .sec-head {
  margin-bottom: 1.5rem;
}

.page-faq .sec-num {
  font-family: var(--font-mono);
  color: var(--gold);
  letter-spacing: 0.14em;
}

.page-faq .sec-name {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-faq .sec-note {
  color: var(--faq-mute);
  font-size: var(--step0);
}

/* —— 快速入口 —— */
.page-faq .faq-quick {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2rem, 5vw, 3rem);
}

.page-faq .faq-quick__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-faq .faq-quick__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.6rem 1.4rem 2.4rem;
  text-decoration: none;
  color: inherit;
  background:
    linear-gradient(158deg, rgba(42, 26, 77, 0.96), rgba(27, 16, 51, 0.92));
  border: 1px solid var(--faq-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  transition: transform 0.4s ease-out, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-faq .faq-quick__card::after {
  content: "";
  position: absolute;
  left: 1.4rem;
  right: 1.4rem;
  bottom: 1.2rem;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--ember) 45%, transparent);
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--neon);
  box-shadow: 0 18px 40px -24px rgba(47, 227, 208, 0.55);
}

.page-faq .faq-quick__card:hover::after,
.page-faq .faq-quick__card:focus-visible::after {
  opacity: 1;
}

.page-faq .faq-quick__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--neon);
}

.page-faq .faq-quick__title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4.4vw, 1.65rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--gold-bright);
}

.page-faq .faq-quick__desc {
  font-size: var(--step0);
  line-height: 1.75;
  color: var(--faq-body);
}

.page-faq .faq-hero-figure {
  margin: clamp(2rem, 5vw, 3rem) 0 0;
}

.page-faq .figure__frame {
  border: 1px solid var(--faq-line-soft);
  background:
    repeating-linear-gradient(45deg, rgba(201, 162, 39, 0.06) 0 12px, transparent 12px 24px),
    linear-gradient(180deg, #1E1238, #160C2B);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  overflow: hidden;
}

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

.page-faq .figure__caption {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--faq-mute);
}

/* —— 索引 + 问答主体 —— */
.page-faq .faq-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: clamp(1rem, 3vw, 2rem);
}

.page-faq .faq-index {
  border-top: 3px solid var(--gold);
  padding-top: 1rem;
}

.page-faq .faq-index .mono-index {
  display: block;
  color: var(--neon);
  margin-bottom: 0.85rem;
}

.page-faq .faq-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.35rem 0;
  font-size: var(--step0);
  color: var(--faq-body);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--neon);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .faq-body {
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 6vw, 4rem);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 8rem;
}

/* —— 折叠问答 —— */
.page-faq .accordion {
  border-top: 1px solid var(--faq-line-soft);
}

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

.page-faq .accordion__btn {
  position: relative;
  display: block;
  width: 100%;
  text-align: left;
  padding: 1.15rem 2.5rem 1.15rem 1rem;
  background: transparent;
  border: 0;
  border-left: 3px solid transparent;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: var(--step1);
  font-weight: 600;
  line-height: 1.6;
  cursor: pointer;
  transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.page-faq .accordion__btn::after {
  content: "+";
  position: absolute;
  right: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: var(--step2);
  line-height: 1;
  color: var(--gold);
  transition: color 0.25s ease, transform 0.25s ease;
}

.page-faq .accordion__btn[aria-expanded="true"] {
  border-left-color: var(--neon);
  background: linear-gradient(90deg, rgba(47, 227, 208, 0.10), transparent 70%);
  color: var(--gold-bright);
}

.page-faq .accordion__btn[aria-expanded="true"]::after {
  content: "–";
  color: var(--neon);
}

.page-faq .accordion__btn:hover,
.page-faq .accordion__btn:focus-visible {
  color: var(--gold-bright);
  border-left-color: rgba(47, 227, 208, 0.5);
}

.page-faq .accordion__panel {
  padding: 0 1.75rem 1.4rem 1rem;
  border-left: 3px solid var(--neon);
  background: linear-gradient(90deg, rgba(47, 227, 208, 0.06), transparent 70%);
  animation: faq-panel-in 0.32s ease-out both;
}

.page-faq .accordion__panel p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.9;
  color: var(--faq-body);
  max-width: 60ch;
}

@keyframes faq-panel-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-faq .faq-key {
  font-family: var(--font-mono);
  font-size: 0.95em;
  padding: 0.05em 0.4em;
  color: var(--gold-bright);
  background: rgba(201, 162, 39, 0.18);
  border-bottom: 1px solid rgba(201, 162, 39, 0.5);
}

/* —— 收费周期标签带 —— */
.page-faq .faq-cycles {
  display: flex;
  gap: 0.6rem;
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0.25rem 0 0.9rem;
  overflow-x: auto;
  border-top: 1px solid var(--faq-line-soft);
  border-bottom: 1px solid var(--faq-line-soft);
  scrollbar-width: thin;
}

.page-faq .faq-cycles__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--cream);
  background: rgba(42, 26, 77, 0.85);
  border: 1px solid var(--faq-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-faq .faq-cycles__num {
  color: var(--neon);
  font-size: var(--step-1);
}

.page-faq .faq-cycle-figure {
  margin: 2rem 0 0;
}

/* —— 联系牌 —— */
.page-faq .faq-reach {
  margin-top: clamp(3rem, 8vw, 5.5rem);
  padding: clamp(2rem, 6vw, 3.5rem) 0;
  background:
    radial-gradient(80% 100% at 10% 0%, rgba(255, 59, 92, 0.14), transparent 62%),
    linear-gradient(140deg, #2A1A4D 0%, #1B1033 65%);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
  clip-path: polygon(0 0, 100% 18px, 100% 100%, 0 calc(100% - 18px));
}

.page-faq .faq-reach__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-faq .faq-reach__text .mono-index {
  display: inline-block;
  color: var(--neon);
  margin-bottom: 0.85rem;
}

.page-faq .faq-reach__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
  color: var(--gold-bright);
}

.page-faq .faq-reach__lead {
  max-width: 44rem;
  font-size: var(--step0);
  line-height: 1.85;
  color: var(--faq-body);
  margin: 0 0 1.5rem;
}

.page-faq .faq-reach__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.page-faq .faq-reach__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.85rem 1rem;
  background: rgba(27, 16, 51, 0.7);
  border-left: 3px solid var(--gold);
}

.page-faq .faq-reach__item .mono-index {
  color: var(--gold);
  letter-spacing: 0.16em;
}

.page-faq .faq-reach__value {
  font-family: var(--font-mono);
  font-size: var(--step0);
  color: var(--cream);
  word-break: break-word;
}

.page-faq .faq-reach__hint {
  font-size: var(--step-1);
  color: var(--faq-mute);
}

/* —— 响应式 —— */
@media (min-width: 720px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-faq .faq-quick__card:nth-child(2) {
    transform: translateY(-14px);
  }

  .page-faq .faq-quick__card:nth-child(2):hover,
  .page-faq .faq-quick__card:nth-child(2):focus-visible {
    transform: translateY(-20px);
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }

  .page-faq .faq-reach__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-desk {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 7rem;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0.15rem;
  }

  .page-faq .faq-index__link {
    display: flex;
    padding: 0.5rem 0;
    width: 100%;
  }

  .page-faq .faq-group:nth-child(even) {
    margin-right: -1.5rem;
  }
}

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

  .page-faq .faq-quick__card:nth-child(2) {
    transform: none;
  }

  .page-faq .accordion__panel {
    animation: none;
  }
}