.page-faq {
  --faq-rule: rgba(242, 247, 238, .14);
  --faq-rule-strong: rgba(242, 247, 238, .28);
  --faq-panel: rgba(18, 58, 52, .42);
  --faq-panel-alt: rgba(46, 35, 89, .40);
  --faq-sunken: rgba(11, 27, 43, .55);
  display: block;
  background:
    radial-gradient(90% 45% at 8% -6%, rgba(134, 194, 50, .18), transparent 62%),
    radial-gradient(70% 40% at 102% 4%, rgba(53, 208, 255, .12), transparent 60%),
    var(--ink);
  color: var(--text);
  padding-bottom: 76px;
}

.page-faq a:focus-visible,
.page-faq button:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 22px;
  padding: 22px 0 32px;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--kiwi);
}

.page-faq .faq-hero__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, .16);
  animation: faq-breathe 3s var(--ease) infinite;
}

@keyframes faq-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: .62; }
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 7.2vw, 52px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -.01em;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.page-faq .faq-hero__media {
  margin: 0;
}

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

.page-faq .faq-hero__strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  background: var(--faq-rule);
  border: 1px solid var(--faq-rule);
}

.page-faq .faq-stat {
  background: rgba(11, 27, 43, .74);
  padding: 12px 13px;
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--neon);
  letter-spacing: -.01em;
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding-top: 26px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 24px;
}

/* ---------- 目录栏 ---------- */
.page-faq .faq-index {
  background: linear-gradient(180deg, rgba(110, 31, 60, .94), rgba(46, 35, 89, .88));
  border: 1px solid rgba(242, 247, 238, .16);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: rgba(242, 247, 238, .72);
}

.page-faq .faq-index__list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--glaze);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--neon);
  background: rgba(217, 255, 63, .09);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--neon);
}

.page-faq .faq-index__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(242, 247, 238, .18);
}

.page-faq .faq-index__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid rgba(255, 138, 61, .6);
  border-radius: 999px;
  background: rgba(11, 27, 43, .5);
  color: var(--orange);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .02em;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-index__badge[data-state="active"] {
  border-color: var(--electric);
  color: var(--electric);
}

.page-faq .faq-index__badge:hover {
  background: rgba(11, 27, 43, .78);
}

/* ---------- 问题面板 ---------- */
.page-faq .faq-panels {
  display: grid;
  gap: 26px;
  min-width: 0;
}

.page-faq .faq-item {
  background: var(--faq-panel);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  padding: 20px 16px 22px;
  scroll-margin-top: calc(var(--topbar-h) + 18px);
}

.page-faq .faq-item:nth-child(even) {
  background: var(--faq-panel-alt);
}

.page-faq .faq-item__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 12px;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-item__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  padding: 4px 7px;
  background: var(--neon);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius);
}

.page-faq .faq-item__head h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.005em;
}

.page-faq .faq-item__tag {
  grid-column: 2;
  justify-self: start;
}

/* 现象 / 原因 */
.page-faq .faq-split {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.page-faq .faq-note {
  padding: 12px 14px;
  background: var(--faq-sunken);
  border: 1px solid var(--faq-rule);
  border-left: 2px solid var(--kiwi);
  border-radius: var(--radius);
}

.page-faq .faq-note--alt {
  border-left-color: var(--neon);
}

.page-faq .faq-note .eyebrow {
  margin: 0;
}

.page-faq .faq-note ul {
  margin: 8px 0 0;
  padding-left: 16px;
  display: grid;
  gap: 5px;
}

.page-faq .faq-note li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* 步骤 */
.page-faq .faq-steps {
  position: relative;
  display: grid;
  gap: 16px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--faq-rule-strong);
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  align-items: start;
}

.page-faq .faq-step__no {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--kiwi);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.page-faq .faq-step__body h3 {
  margin: 2px 0 4px;
  font-size: 15.5px;
  line-height: 1.5;
  font-weight: 700;
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-step__body a {
  color: var(--kiwi);
  text-decoration: none;
  border-bottom: 1px solid rgba(134, 194, 50, .45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-step__body a:hover,
.page-faq .faq-step__body a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

/* 折叠 */
.page-faq .faq-more {
  margin-top: 20px;
  padding: 11px 14px;
  background: rgba(11, 27, 43, .42);
  border: 1px dashed var(--faq-rule-strong);
  border-radius: var(--radius);
}

.page-faq .faq-more summary {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--neon);
  list-style: none;
}

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

.page-faq .faq-more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--kiwi);
}

.page-faq .faq-more[open] summary::before {
  content: "–";
}

.page-faq .faq-more p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-assist {
  display: grid;
  gap: 20px;
  margin-top: 18px;
}

.page-faq .faq-assist__lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-channels {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-channel {
  padding: 12px 14px;
  background: var(--faq-sunken);
  border: 1px solid var(--faq-rule);
  border-left: 2px solid var(--electric);
  border-radius: var(--radius);
}

.page-faq .faq-channel__label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--kiwi);
}

.page-faq .faq-channel__value {
  margin: 7px 0 0;
  font-size: 15px;
  color: var(--glaze);
}

.page-faq .faq-channel p {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-channel p:first-of-type {
  margin-top: 8px;
}

.page-faq .faq-assist__note {
  margin: 16px 0 0;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  background: rgba(110, 74, 36, .22);
  border: 1px solid rgba(110, 74, 36, .55);
  border-radius: var(--radius);
}

.page-faq .faq-assist__note a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 255, 63, .5);
}

.page-faq .faq-assist__media {
  margin: 0;
}

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

/* ---------- 收尾 ---------- */
.page-faq .faq-tail {
  padding: 22px 18px;
  background: rgba(11, 27, 43, .6);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
}

.page-faq .faq-tail h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.3;
}

.page-faq .faq-tail p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 520px) {
  .page-faq .faq-hero__strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-item {
    padding: 24px 22px 26px;
  }

  .page-faq .faq-split {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-hero {
    gap: 26px;
    padding: 30px 0 38px;
  }

  .page-faq .faq-item__head {
    grid-template-columns: auto 1fr auto;
  }

  .page-faq .faq-item__tag {
    grid-column: 3;
    justify-self: end;
  }

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

  .page-faq .faq-assist {
    grid-template-columns: minmax(0, 1fr) 240px;
    align-items: start;
    gap: 24px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: end;
    column-gap: 38px;
  }

  .page-faq .faq-hero__strip {
    grid-column: 1 / -1;
  }

  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--topbar-h) + 18px);
    padding: 16px 14px;
  }

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

  .page-faq .faq-panels {
    gap: 30px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-body {
    padding-top: 34px;
  }

  .page-faq .faq-hero h1 {
    font-size: 52px;
  }
}
<<<END>>>