.page-faq {
  --faq-line: rgba(143, 161, 188, .16);
  --faq-glass-a: rgba(27, 49, 82, .62);
  --faq-glass-b: rgba(8, 18, 38, .52);
  padding-bottom: clamp(52px, 8vw, 104px);
}

.page-faq .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}
.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--steel);
}
.page-faq .breadcrumb a {
  color: var(--steel);
  text-decoration: none;
  transition: color .2s ease;
}
.page-faq .breadcrumb a:hover { color: var(--signal); }
.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 10px;
  color: rgba(143, 161, 188, .45);
}
.page-faq .breadcrumb li[aria-current="page"] { color: var(--fog); }

/* ---------- 框景首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(20px, 4vw, 36px) clamp(40px, 6vw, 72px);
}
.page-faq .hero-frame {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(22px, 4vw, 52px);
  border: 1px solid var(--faq-line);
  background:
    radial-gradient(680px 320px at 10% 0%, rgba(0, 229, 199, .11), transparent 68%),
    radial-gradient(560px 300px at 98% 100%, rgba(255, 59, 92, .10), transparent 70%),
    linear-gradient(150deg, rgba(15, 31, 58, .88), rgba(8, 18, 38, .74));
}

.page-faq .hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  font-size: 11.5px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-faq .hero-code { color: var(--signal); }
.page-faq .hero-live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--amber);
}

.page-faq .hero-main { max-width: 62ch; }
.page-faq .hero-main h1 {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 5.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--white);
}
.page-faq .hero-main .lede {
  margin: 0;
  max-width: 56ch;
  color: var(--fog);
  font-size: clamp(14.5px, 1.6vw, 17px);
  line-height: 1.82;
}

.page-faq .hero-wave {
  display: block;
  width: 100%;
  height: 44px;
  opacity: .8;
}

.page-faq .hero-legend {
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px dashed var(--faq-line);
}
.page-faq .legend-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-faq .legend-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .legend-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  min-width: 0;
  border: 1px solid var(--faq-line);
  background: rgba(27, 49, 82, .42);
  color: var(--fog);
  font-size: 13.5px;
  line-height: 1.45;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.page-faq .legend-item:hover {
  background: rgba(0, 229, 199, .12);
  border-color: rgba(0, 229, 199, .48);
  color: var(--white);
}
.page-faq .legend-idx {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--signal);
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}
.page-faq .faq-sections { min-width: 0; }

.page-faq .faq-toc {
  min-width: 0;
}
.page-faq .faq-toc .toc-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}
.page-faq .faq-toc .toc-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-toc .toc-link {
  display: block;
  padding: 8px 12px;
  border: 1px solid var(--faq-line);
  color: var(--steel);
  font-size: 12.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.page-faq .faq-toc .toc-link:hover { color: var(--fog); }
.page-faq .faq-toc .toc-link[aria-current="true"] {
  color: var(--signal);
  border-color: rgba(0, 229, 199, .5);
  background: rgba(0, 229, 199, .1);
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-faq .faq-section + .faq-section {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-faq .section-head {
  position: relative;
  padding-top: 22px;
  margin-bottom: clamp(20px, 3vw, 30px);
}
.page-faq .section-head::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--signal), rgba(0, 229, 199, .16) 38%, transparent 72%);
}
.page-faq .section-idx {
  display: inline-block;
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--pulse);
}
.page-faq .section-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.24;
  color: var(--white);
}
.page-faq .section-lede {
  margin: 0;
  max-width: 64ch;
  color: var(--steel);
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 问答折叠 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}
.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  background: linear-gradient(140deg, var(--faq-glass-a), var(--faq-glass-b));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: border-color .22s ease, background .22s ease;
}
.page-faq .faq-item:hover { border-color: rgba(0, 229, 199, .32); }
.page-faq .faq-item[open] {
  border-color: rgba(0, 229, 199, .44);
  background: linear-gradient(140deg, rgba(27, 49, 82, .76), rgba(8, 18, 38, .62));
}

.page-faq .faq-q {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  list-style: none;
  cursor: pointer;
  color: var(--fog);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}
.page-faq .faq-q::-webkit-details-marker { display: none; }
.page-faq .faq-q::marker { content: ""; }

.page-faq .faq-coord {
  flex: 0 0 auto;
  padding: 3px 7px;
  border: 1px solid rgba(0, 229, 199, .32);
  color: var(--signal);
  font-size: 11px;
  letter-spacing: .08em;
  white-space: nowrap;
}
.page-faq .faq-q-text { min-width: 0; }

.page-faq .faq-chevron {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}
.page-faq .faq-chevron::before,
.page-faq .faq-chevron::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 1.5px;
  background: var(--steel);
  transition: transform .22s ease, background .22s ease;
}
.page-faq .faq-chevron::after { transform: rotate(90deg); }
.page-faq .faq-item[open] .faq-chevron::after { transform: rotate(0deg); }
.page-faq .faq-item[open] .faq-chevron::before,
.page-faq .faq-item[open] .faq-chevron::after { background: var(--signal); }

.page-faq .faq-a {
  padding: 14px 16px 18px;
  border-top: 1px dashed var(--faq-line);
}
.page-faq .faq-a p {
  margin: 0;
  color: var(--fog);
  font-size: 14px;
  line-height: 1.84;
}
.page-faq .faq-a p + p { margin-top: 10px; }
.page-faq .faq-a a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 199, .4);
  transition: color .2s ease, border-color .2s ease;
}
.page-faq .faq-a a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 图片 ---------- */
.page-faq .media {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  border: 1px solid var(--faq-line);
  background: rgba(27, 49, 82, .4);
  overflow: hidden;
}
.page-faq .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-line);
  color: var(--steel);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 数据条 ---------- */
.page-faq .stat-row {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-bottom: clamp(20px, 3vw, 28px);
  border: 1px solid var(--faq-line);
  background: var(--faq-line);
}
.page-faq .stat-cell {
  min-width: 0;
  padding: clamp(16px, 2.4vw, 24px);
  background: rgba(9, 20, 40, .9);
}
.page-faq .stat-num {
  color: var(--pulse);
  font-size: clamp(26px, 3.8vw, 38px);
  font-weight: 700;
  line-height: 1.05;
}
.page-faq .stat-unit {
  margin-left: 5px;
  color: var(--steel);
  font-size: 12.5px;
}
.page-faq .stat-label {
  margin: 8px 0 0;
  color: var(--steel);
  font-size: 12.5px;
  line-height: 1.6;
}

/* ---------- 反馈面板 ---------- */
.page-faq .feedback-panel {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(20px, 3vw, 28px);
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid rgba(255, 59, 92, .28);
  background:
    radial-gradient(460px 240px at 92% 0%, rgba(255, 59, 92, .17), transparent 70%),
    linear-gradient(150deg, rgba(27, 49, 82, .74), rgba(8, 18, 38, .64));
}
.page-faq .feedback-main { min-width: 0; }
.page-faq .feedback-kicker {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-faq .feedback-steps {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .feedback-steps li {
  position: relative;
  padding-left: 20px;
  color: var(--fog);
  font-size: 14px;
  line-height: 1.7;
}
.page-faq .feedback-steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 1.5px;
  background: var(--signal);
}
.page-faq .feedback-stats {
  display: grid;
  gap: 14px;
  align-content: center;
}
.page-faq .fs-cell {
  padding-left: 14px;
  border-left: 2px solid rgba(255, 59, 92, .5);
}
.page-faq .fs-num {
  color: var(--white);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1.1;
}
.page-faq .fs-label {
  display: block;
  margin-top: 6px;
  color: var(--steel);
  font-size: 12.5px;
  line-height: 1.55;
}

/* ---------- 邮箱复制 ---------- */
.page-faq .copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px dashed var(--faq-line);
  background: rgba(15, 31, 58, .58);
}
.page-faq .copy-row p {
  margin: 0;
  min-width: 0;
  color: var(--fog);
  font-size: 14px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.page-faq .copy-row .mono { color: var(--signal); }
.page-faq .copy-row .copy-chip {
  flex: 0 0 auto;
  padding: 9px 18px;
  border: 1px solid rgba(0, 229, 199, .42);
  background: rgba(0, 229, 199, .1);
  color: var(--signal);
  font: inherit;
  font-size: 13px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.page-faq .copy-row .copy-chip:hover {
  background: rgba(0, 229, 199, .2);
  color: var(--white);
}
.page-faq .copy-row .copy-chip.is-done {
  border-color: var(--pulse);
  background: rgba(255, 59, 92, .14);
  color: var(--pulse);
}

/* ---------- 法律卡片 ---------- */
.page-faq .legal-cards {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(20px, 3vw, 28px);
}
.page-faq .legal-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--faq-line);
  background: linear-gradient(145deg, rgba(27, 49, 82, .62), rgba(8, 18, 38, .52));
  text-decoration: none;
  transition: border-color .22s ease, transform .22s ease;
}
.page-faq .legal-card:hover {
  border-color: rgba(0, 229, 199, .48);
  transform: translateY(-2px);
}
.page-faq .legal-tag {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--steel);
}
.page-faq .legal-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.3;
  color: var(--white);
}
.page-faq .legal-card p {
  margin: 0;
  color: var(--steel);
  font-size: 13.5px;
  line-height: 1.74;
}
.page-faq .legal-go {
  margin-top: auto;
  padding-top: 6px;
  color: var(--signal);
  font-size: 13px;
  letter-spacing: .04em;
}

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

@media (min-width: 760px) {
  .page-faq .feedback-panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(190px, .85fr);
    align-items: center;
  }
}

@media (min-width: 961px) {
  .page-faq .legend-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-faq .faq-body {
    grid-template-columns: minmax(190px, 248px) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }
  .page-faq .faq-toc .toc-list {
    display: block;
    border-left: 1px solid var(--faq-line);
  }
  .page-faq .faq-toc .toc-link {
    margin-left: -1px;
    padding: 10px 0 10px 16px;
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    font-size: 13px;
  }
  .page-faq .faq-toc .toc-link[aria-current="true"] {
    background: transparent;
    border-left-color: var(--signal);
  }
  .page-faq .faq-q { padding: 17px 20px; }
  .page-faq .faq-a { padding: 16px 20px 20px; }
}
<<<END>>>