.page-faq {
  --faq-line: rgba(198, 169, 107, 0.22);
  --faq-line-soft: rgba(198, 169, 107, 0.12);
  --faq-panel: rgba(16, 48, 60, 0.42);
  --faq-panel-deep: rgba(16, 48, 60, 0.72);
  --faq-body: rgba(238, 243, 246, 0.82);
  scroll-behavior: smooth;
  padding-bottom: 64px;
}

.page-faq .faq-chapter--cyan { --faq-band: var(--cyan); }
.page-faq .faq-chapter--wine { --faq-band: var(--wine); }
.page-faq .faq-chapter--indigo { --faq-band: var(--indigo); }
.page-faq .faq-chapter--orange { --faq-band: var(--orange); }

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4vw, 48px) 0 clamp(44px, 7vw, 88px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  left: -10%;
  right: -10%;
  height: 460px;
  pointer-events: none;
  background:
    radial-gradient(58% 92% at 12% 0%, rgba(55, 228, 212, 0.16), transparent 70%),
    radial-gradient(46% 88% at 88% 6%, rgba(255, 139, 61, 0.11), transparent 72%);
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(32px, 7.4vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-faq .faq-hero .lede {
  margin: 18px 0 0;
  max-width: 48ch;
  color: var(--faq-body);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-faq .faq-stat__num {
  font-family: var(--font-num);
  font-size: clamp(26px, 5vw, 44px);
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat__label {
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--graphite);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--faq-line);
  border-radius: 4px 20px 20px 20px;
  overflow: hidden;
  background: var(--faq-panel-deep);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-faq .faq-figure--wide img {
  aspect-ratio: 10 / 7;
}

.page-faq .faq-figure figcaption {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--graphite);
  border-top: 1px solid var(--faq-line-soft);
}

/* ---------- 章节标题带 ---------- */
.page-faq .chapter-band {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 16px;
  row-gap: 6px;
  align-items: baseline;
  padding-top: 22px;
  margin-bottom: clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--faq-line-soft);
  padding-bottom: 16px;
}

.page-faq .chapter-band::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 3px;
  background: var(--faq-band, var(--gold));
}

.page-faq .chapter-band__num {
  font-family: var(--font-num);
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--faq-band, var(--gold));
  font-variant-numeric: tabular-nums;
}

.page-faq .chapter-band__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-faq .chapter-band__hint {
  grid-column: 1 / -1;
  margin: 2px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 步骤快捷导航 ---------- */
.page-faq .faq-quicknav {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-quicknav a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid var(--faq-line);
  border-radius: 10px;
  background: var(--faq-panel);
  color: var(--mist);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-quicknav a:hover,
.page-faq .faq-quicknav a:focus-visible {
  border-color: var(--cyan);
  background: rgba(55, 228, 212, 0.08);
}

.page-faq .faq-quicknav__num {
  font-family: var(--font-num);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  flex: none;
}

/* ---------- 步骤卡 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 16px;
}

.page-faq .faq-step {
  position: relative;
  border: 1px solid var(--faq-line);
  border-left: 4px solid var(--wine);
  border-radius: 4px 16px 16px 4px;
  background: linear-gradient(118deg, rgba(16, 48, 60, 0.62), rgba(16, 48, 60, 0.16));
  overflow: hidden;
  scroll-margin-top: 96px;
  transition: border-color 0.24s var(--ease);
}

.page-faq .faq-step[open] {
  border-left-color: var(--cyan);
}

.page-faq .faq-step > summary {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 48px;
  padding: 18px 18px 18px 20px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-step__num {
  flex: none;
  font-family: var(--font-num);
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  transition: color 0.24s var(--ease);
}

.page-faq .faq-step[open] .faq-step__num {
  color: var(--cyan);
}

.page-faq .faq-step__name {
  flex: 1 1 auto;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(16px, 2.2vw, 20px);
  letter-spacing: 0.01em;
  line-height: 1.4;
  color: var(--mist);
}

.page-faq .faq-step__chev {
  flex: none;
  width: 9px;
  height: 9px;
  margin-right: 4px;
  border-right: 2px solid var(--graphite);
  border-bottom: 2px solid var(--graphite);
  transform: rotate(45deg);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-step[open] .faq-step__chev {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-faq .faq-step__body {
  display: grid;
  gap: 12px;
  padding: 0 18px 22px 20px;
}

.page-faq .faq-step__act,
.page-faq .faq-step__out {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-step__act {
  padding-left: 12px;
  border-left: 2px solid var(--line-cyan);
  color: rgba(238, 243, 246, 0.94);
}

.page-faq .faq-step__out {
  color: var(--graphite);
}

.page-faq .faq-step a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 检索方式 ---------- */
.page-faq .faq-search-grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-methods {
  display: grid;
  gap: 14px;
}

.page-faq .faq-method {
  padding: 20px 22px;
  border: 1px solid var(--faq-line);
  border-radius: 14px 4px 14px 14px;
  background: var(--faq-panel);
}

.page-faq .faq-method__tag {
  display: inline-block;
  padding: 3px 11px;
  margin-bottom: 10px;
  border-radius: 999px;
  border: 1px solid rgba(55, 228, 212, 0.3);
  background: rgba(55, 228, 212, 0.1);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .faq-method h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(17px, 2.1vw, 19px);
  line-height: 1.4;
  color: var(--mist);
}

.page-faq .faq-method p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--faq-body);
}

/* ---------- 帐号三事 ---------- */
.page-faq .faq-account {
  display: grid;
  gap: 18px;
}

.page-faq .faq-account__card {
  position: relative;
  padding: 22px;
  border: 1px solid var(--faq-line);
  border-radius: 16px 4px 16px 16px;
  background: var(--faq-panel);
  overflow: hidden;
}

.page-faq .faq-account__card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 34px;
  height: 34px;
  background: linear-gradient(225deg, rgba(198, 169, 107, 0.3) 0 50%, transparent 50%);
}

.page-faq .faq-account__kicker {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-faq .faq-account__card h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(18px, 2.2vw, 21px);
  line-height: 1.35;
  color: var(--mist);
}

.page-faq .faq-account__steps {
  margin: 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 10px;
}

.page-faq .faq-account__steps li {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-body);
}

.page-faq .faq-account__steps li::marker {
  font-family: var(--font-num);
  color: var(--cyan);
}

.page-faq .faq-account__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 会员权益 ---------- */
.page-faq .faq-rights {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4.4vw, 52px);
  border-radius: 22px 4px 22px 22px;
  background: var(--paper);
  color: var(--ink);
}

.page-faq .faq-rights__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15.5px, 2vw, 17px);
  line-height: 1.8;
  color: #1d2c37;
}

.page-faq .faq-rights__tiers {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-tier {
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(10, 26, 40, 0.18);
  background: rgba(10, 26, 40, 0.05);
  color: #263844;
  font-size: 13.5px;
  letter-spacing: 0.04em;
}

.page-faq .faq-tier--key {
  border-color: rgba(123, 46, 62, 0.5);
  background: var(--wine);
  color: var(--paper);
}

.page-faq .faq-rights__steps {
  list-style: none;
  counter-reset: faq-rights;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-rights__steps li {
  counter-increment: faq-rights;
  position: relative;
  padding-left: 46px;
  font-size: 15.5px;
  line-height: 1.75;
  color: #1d2c37;
}

.page-faq .faq-rights__steps li::before {
  content: counter(faq-rights, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 32px;
  font-family: var(--font-num);
  font-size: 18px;
  line-height: 1.4;
  color: var(--wine);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-rights__note {
  margin: 0;
  padding: 16px 18px;
  border-radius: 10px;
  background: rgba(10, 26, 40, 0.06);
  font-size: 14.5px;
  line-height: 1.8;
  color: #263844;
}

.page-faq .faq-rights__note a {
  color: #0f4b58;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-rights__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 旧版查找 ---------- */
.page-faq .faq-legacy {
  display: grid;
  gap: 22px;
}

.page-faq .faq-legacy__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-legacy__list li {
  padding: 17px 20px 17px 22px;
  border-left: 3px solid var(--indigo);
  border-radius: 0 14px 14px 0;
  background: rgba(59, 59, 122, 0.16);
  font-size: 15px;
  line-height: 1.78;
  color: var(--faq-body);
}

.page-faq .faq-legacy__list strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-faq .faq-legacy__foot {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-faq .faq-legacy__foot a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 常见问题速查 ---------- */
.page-faq .faq-groups {
  display: grid;
  gap: 14px;
}

.page-faq .faq-group {
  border: 1px solid var(--faq-line);
  border-radius: 14px;
  background: var(--faq-panel);
  overflow: hidden;
}

.page-faq .faq-group > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-group__name {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--mist);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-group[open] .faq-group__name {
  color: var(--cyan);
}

.page-faq .faq-group__hint {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--graphite);
  text-align: right;
}

.page-faq .faq-group__list {
  list-style: none;
  margin: 0;
  padding: 14px 18px 18px;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-group__list li {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-body);
}

.page-faq .faq-group__list strong {
  color: var(--mist);
  font-weight: 600;
}

/* ---------- 联系客服前的准备 ---------- */
.page-faq .faq-prep {
  display: grid;
  gap: 26px;
}

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

.page-faq .faq-prep__list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 17px 18px;
  border: 1px solid var(--faq-line);
  border-radius: 12px;
  background: var(--faq-panel);
}

.page-faq .faq-prep__idx {
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1.25;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-prep__list h3 {
  margin: 0 0 5px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 16.5px;
  line-height: 1.4;
  color: var(--mist);
}

.page-faq .faq-prep__list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--faq-body);
}

.page-faq .faq-prep__contact {
  align-self: start;
  padding: 24px;
  border: 1px solid rgba(255, 139, 61, 0.34);
  border-radius: 18px 4px 18px 18px;
  background: linear-gradient(158deg, rgba(255, 139, 61, 0.13), rgba(16, 48, 60, 0.5));
}

.page-faq .faq-prep__contact h3 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 19px;
  color: var(--mist);
}

.page-faq .faq-prep__dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-prep__dl dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .faq-prep__dl dd {
  margin: 0 0 4px;
  font-family: var(--font-num);
  font-size: 16px;
  line-height: 1.5;
  color: var(--mist);
  word-break: break-word;
}

.page-faq .faq-prep__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(198, 169, 107, 0.22);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--faq-body);
}

.page-faq .faq-prep__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

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

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

  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: center;
  }

  .page-faq .faq-search-grid {
    grid-template-columns: 5fr 7fr;
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-prep {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
  }

  .page-faq .faq-rights {
    grid-template-columns: 1fr 1fr;
    column-gap: 48px;
  }

  .page-faq .faq-rights__lede,
  .page-faq .faq-rights__tiers {
    grid-column: 1 / -1;
  }

  .page-faq .faq-rights__steps,
  .page-faq .faq-rights__note {
    grid-column: 1 / 2;
  }

  .page-faq .faq-rights__links {
    grid-column: 2 / 3;
    grid-row: 3 / 5;
    align-content: start;
    align-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq,
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}