.page-faq {
  --faq-panel: rgba(36, 59, 85, 0.32);
  --faq-panel-strong: rgba(36, 59, 85, 0.58);
  --faq-text-soft: rgba(232, 251, 247, 0.74);
  --faq-text-mute: rgba(232, 251, 247, 0.62);
  display: block;
  background: var(--ink-800);
  color: var(--mint);
  overflow-x: clip;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 5vw, 60px) 0 clamp(32px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(0, 229, 195, 0.16), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, var(--line-soft) 1px, transparent 1px);
  background-size: 88px 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 78%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 78%);
  opacity: 0.6;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: min(46%, 520px);
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan));
  transform: skewX(-24deg);
  opacity: 0.8;
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero-copy {
  min-width: 0;
}

.page-faq .faq-title {
  margin: 14px 0 16px;
  font-size: clamp(2rem, 7.4vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.018em;
  color: var(--mint);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.7vw, 1.05rem);
  line-height: 1.72;
  color: var(--faq-text-soft);
}

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

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 44px);
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-hero-stats > div {
  display: grid;
  gap: 4px;
}

.page-faq .faq-hero-stats dt {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--slate-light);
}

.page-faq .faq-hero-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-hero-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(0, 229, 195, 0.08), rgba(7, 20, 38, 0.9));
  min-width: 0;
}

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

.page-faq .faq-hero-figure .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--slate-light);
}

/* ---------- 主体：左索引 + 右内容 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding-block: clamp(32px, 6vw, 72px);
  align-items: start;
}

.page-faq .faq-rail {
  min-width: 0;
  padding-top: 14px;
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--slate-light);
}

.page-faq .faq-rail-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-faq .faq-rail-link {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 9px 0 9px 12px;
  border-left: 1px solid var(--line);
  color: var(--faq-text-soft);
  font-size: 0.88rem;
  line-height: 1.4;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-rail-link:hover {
  color: var(--mint);
  border-left-color: var(--line-cyan);
}

.page-faq .faq-rail-link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-faq .faq-rail-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--slate);
}

.page-faq .faq-rail-link[aria-current="true"] .faq-rail-num {
  color: var(--cyan);
}

.page-faq .faq-rail-note {
  margin: 18px 0 0;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--slate-light);
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  scroll-margin-top: 108px;
  padding-bottom: clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-section + .faq-section {
  margin-top: clamp(28px, 4.5vw, 52px);
}

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

.page-faq .faq-sec-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-faq .faq-sec-head .section-index {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.6vw, 2rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--mint);
}

.page-faq .faq-sec-sub {
  margin: 0;
  max-width: 52ch;
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--slate-light);
}

/* ---------- 三步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-step {
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--faq-panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--line-cyan);
}

.page-faq .faq-step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--cyan);
}

.page-faq .faq-step-title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--mint);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--faq-text-mute);
}

/* ---------- 旧版两步 ---------- */
.page-faq .faq-legacy {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .faq-legacy-step {
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
}

.page-faq .faq-legacy-step h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mint);
}

.page-faq .faq-legacy-step p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--faq-text-mute);
}

.page-faq .faq-legacy-arrow {
  display: none;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--cyan);
}

/* ---------- 费用档位 ---------- */
.page-faq .faq-plans {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.page-faq .faq-plan {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
}

.page-faq .faq-plan--accent {
  border-color: var(--line-cyan);
  background: linear-gradient(160deg, rgba(0, 229, 195, 0.12), rgba(36, 59, 85, 0.5));
}

.page-faq .faq-plan-label {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--slate-light);
}

.page-faq .faq-plan-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 7vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--mint);
}

.page-faq .faq-plan--accent .faq-plan-num {
  color: var(--cyan);
}

.page-faq .faq-plan-num span {
  margin-left: 4px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-light);
}

.page-faq .faq-plan-desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.62;
  color: var(--faq-text-mute);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 8px;
}

.page-faq .faq-list--tight {
  margin-top: 18px;
}

.page-faq .faq-item {
  background: var(--faq-panel);
  border: 1px solid var(--line);
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--line-cyan);
  background: var(--faq-panel-strong);
}

.page-faq .faq-q {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px clamp(14px, 2.4vw, 20px);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mint);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.35;
  color: var(--cyan);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "\2212";
}

.page-faq .faq-q-num {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-a {
  padding: 12px clamp(14px, 2.4vw, 20px) clamp(14px, 2.4vw, 18px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-a p,
.page-faq .faq-a li {
  font-size: 0.87rem;
  line-height: 1.74;
  color: var(--faq-text-soft);
}

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

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

.page-faq .faq-a ul {
  margin: 0;
  padding-left: 18px;
}

.page-faq .faq-a li + li {
  margin-top: 5px;
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-faq .faq-inline-link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 联系卡片 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.page-faq .faq-contact-card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 20px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line-cyan);
}

.page-faq .faq-contact-label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  line-height: 1.5;
  color: var(--slate-light);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--mint);
  word-break: break-word;
}

.page-faq .faq-copy {
  justify-self: start;
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  display: grid;
  gap: 10px;
}

.page-faq .faq-index-card {
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 20px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--faq-panel), rgba(11, 31, 58, 0.2));
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-index-card:hover {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .faq-index-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--mint);
}

.page-faq .faq-index-card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.64;
  color: var(--faq-text-mute);
}

/* ---------- 图片区 ---------- */
.page-faq .faq-figure {
  margin: 0 0 20px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(0, 229, 195, 0.07), rgba(7, 20, 38, 0.85));
  min-width: 0;
}

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

.page-faq .faq-figure .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--slate-light);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-legacy {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
  }

  .page-faq .faq-legacy-arrow {
    display: flex;
    padding-inline: 6px;
  }

  .page-faq .faq-plans {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-faq .faq-body {
    grid-template-columns: 216px minmax(0, 1fr);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-rail-nav {
    grid-template-columns: 1fr;
  }
}

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

  .page-faq .faq-index-card:hover {
    transform: none;
  }
}



.page-faq {
  --faq-panel: rgba(36, 59, 85, 0.32);
  --faq-panel-strong: rgba(36, 59, 85, 0.58);
  --faq-text-soft: rgba(232, 251, 247, 0.74);
  --faq-text-mute: rgba(232, 251, 247, 0.62);
  display: block;
  background: var(--ink-800);
  color: var(--mint);
  overflow-x: clip;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 5vw, 60px) 0 clamp(32px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(0, 229, 195, 0.16), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, var(--line-soft) 1px, transparent 1px);
  background-size: 88px 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 78%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 78%);
  opacity: 0.6;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: min(46%, 520px);
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan));
  transform: skewX(-24deg);
  opacity: 0.8;
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero-copy {
  min-width: 0;
}

.page-faq .faq-title {
  margin: 14px 0 16px;
  font-size: clamp(2rem, 7.4vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.018em;
  color: var(--mint);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.7vw, 1.05rem);
  line-height: 1.72;
  color: var(--faq-text-soft);
}

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

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 44px);
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-hero-stats > div {
  display: grid;
  gap: 4px;
}

.page-faq .faq-hero-stats dt {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--slate-light);
}

.page-faq .faq-hero-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-hero-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(0, 229, 195, 0.08), rgba(7, 20, 38, 0.9));
  min-width: 0;
}

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

.page-faq .faq-hero-figure .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--slate-light);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding-block: clamp(32px, 6vw, 72px);
  align-items: start;
}

.page-faq .faq-rail {
  min-width: 0;
  padding-top: 14px;
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-rail-title {
  margin: 0 0 12px;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--slate-light);
}

.page-faq .faq-rail-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-faq .faq-rail-link {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 9px 0 9px 12px;
  border-left: 1px solid var(--line);
  color: var(--faq-text-soft);
  font-size: 0.88rem;
  line-height: 1.4;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-rail-link:hover {
  color: var(--mint);
  border-left-color: var(--line-cyan);
}

.page-faq .faq-rail-link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-faq .faq-rail-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--slate);
}

.page-faq .faq-rail-link[aria-current="true"] .faq-rail-num {
  color: var(--cyan);
}

.page-faq .faq-rail-note {
  margin: 18px 0 0;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--slate-light);
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  scroll-margin-top: 108px;
  padding-bottom: clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-section + .faq-section {
  margin-top: clamp(28px, 4.5vw, 52px);
}

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

.page-faq .faq-sec-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-faq .faq-sec-head .section-index {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.6vw, 2rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--mint);
}

.page-faq .faq-sec-sub {
  margin: 0;
  max-width: 52ch;
  font-size: 0.88rem;
  line-height: 1.68;
  color: var(--slate-light);
}

/* ---------- 三步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-step {
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--faq-panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--line-cyan);
}

.page-faq .faq-step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4.4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--cyan);
}

.page-faq .faq-step-title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--mint);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--faq-text-mute);
}

/* ---------- 旧版两步 ---------- */
.page-faq .faq-legacy {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .faq-legacy-step {
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
}

.page-faq .faq-legacy-step h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mint);
}

.page-faq .faq-legacy-step p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--faq-text-mute);
}

.page-faq .faq-legacy-arrow {
  display: none;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--cyan);
}

/* ---------- 费用档位 ---------- */
.page-faq .faq-plans {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.page-faq .faq-plan {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 22px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
}

.page-faq .faq-plan--accent {
  border-color: var(--line-cyan);
  background: linear-gradient(160deg, rgba(0, 229, 195, 0.12), rgba(36, 59, 85, 0.5));
}

.page-faq .faq-plan-label {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--slate-light);
}

.page-faq .faq-plan-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 7vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--mint);
}

.page-faq .faq-plan--accent .faq-plan-num {
  color: var(--cyan);
}

.page-faq .faq-plan-num span {
  margin-left: 4px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-light);
}

.page-faq .faq-plan-desc {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.62;
  color: var(--faq-text-mute);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 8px;
}

.page-faq .faq-list--tight {
  margin-top: 18px;
}

.page-faq .faq-item {
  background: var(--faq-panel);
  border: 1px solid var(--line);
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--line-cyan);
  background: var(--faq-panel-strong);
}

.page-faq .faq-q {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px clamp(14px, 2.4vw, 20px);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mint);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.35;
  color: var(--cyan);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "\2212";
}

.page-faq .faq-q-num {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-a {
  padding: 12px clamp(14px, 2.4vw, 20px) clamp(14px, 2.4vw, 18px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-a p,
.page-faq .faq-a li {
  font-size: 0.87rem;
  line-height: 1.74;
  color: var(--faq-text-soft);
}

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

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

.page-faq .faq-a ul {
  margin: 0;
  padding-left: 18px;
}

.page-faq .faq-a li + li {
  margin-top: 5px;
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-faq .faq-inline-link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 联系卡片 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.page-faq .faq-contact-card {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 20px);
  background: var(--faq-panel-strong);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line-cyan);
}

.page-faq .faq-contact-label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  line-height: 1.5;
  color: var(--slate-light);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--mint);
  word-break: break-word;
}

.page-faq .faq-copy {
  justify-self: start;
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  display: grid;
  gap: 10px;
}

.page-faq .faq-index-card {
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 20px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--faq-panel), rgba(11, 31, 58, 0.2));
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-index-card:hover {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .faq-index-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--mint);
}

.page-faq .faq-index-card p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.64;
  color: var(--faq-text-mute);
}

/* ---------- 图片区 ---------- */
.page-faq .faq-figure {
  margin: 0 0 20px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(0, 229, 195, 0.07), rgba(7, 20, 38, 0.85));
  min-width: 0;
}

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

.page-faq .faq-figure .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--slate-light);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-legacy {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
  }

  .page-faq .faq-legacy-arrow {
    display: flex;
    padding-inline: 6px;
  }

  .page-faq .faq-plans {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-faq .faq-body {
    grid-template-columns: 216px minmax(0, 1fr);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-rail-nav {
    grid-template-columns: 1fr;
  }
}

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

  .page-faq .faq-index-card:hover {
    transform: none;
  }
}