.page-faq {
  --faq-offset: 60px;
  position: relative;
  padding-bottom: 96px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 0;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: 62%;
  height: 76%;
  background: radial-gradient(circle at 68% 32%, rgba(63, 224, 208, 0.16), transparent 66%);
  pointer-events: none;
}
.page-faq .faq-hero .shell {
  position: relative;
  z-index: 1;
}
.page-faq .faq-title {
  margin: 18px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.4rem, 8vw, 5.25rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 15ch;
}
.page-faq .faq-lede {
  max-width: 62ch;
  margin-top: 22px;
  color: var(--muted);
}
.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-faq .faq-hero-figure {
  margin: 48px 0 0;
}

/* ---------- 起步指引 ---------- */
.page-faq .section {
  padding: 76px 0 0;
}
.page-faq .faq-start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  align-items: center;
}
.page-faq .faq-start-text p {
  color: var(--muted);
  line-height: 1.78;
  max-width: 64ch;
}
.page-faq .faq-start-text p + p {
  margin-top: 12px;
}
.page-faq .faq-start-text .h-section {
  margin: 10px 0 16px;
}
.page-faq .faq-inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 20px;
}
.page-faq .faq-inline-links .link-arrow {
  color: var(--cyan);
  font-size: 0.92rem;
  transition: color 0.2s var(--ease);
}
.page-faq .faq-inline-links .link-arrow:hover {
  color: var(--amber);
}
.page-faq .faq-guide-figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-faq .faq-start-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 60px;
  }
}

/* ---------- 问答折叠档案条 ---------- */
.page-faq .faq-stack {
  display: grid;
  gap: 14px;
  margin-top: 34px;
}
.page-faq .faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-faq .faq-item--cyan { border-left-color: var(--cyan); }
.page-faq .faq-item--amber { border-left-color: var(--amber); }
.page-faq .faq-item--coral { border-left-color: var(--coral); }
.page-faq .faq-item:hover {
  transform: translateY(-2px);
  background: var(--panel-2);
}
.page-faq .faq-item[open] {
  background: var(--panel-2);
  border-color: var(--line);
  box-shadow: 0 18px 40px -28px rgba(63, 224, 208, 0.55);
}

.page-faq .faq-q {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 16px;
  padding: 20px 22px;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}
.page-faq .faq-q::-webkit-details-marker { display: none; }
.page-faq .faq-q::marker { content: ""; }
.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: -2px;
}
.page-faq .faq-q:hover { color: var(--cyan); }

.page-faq .faq-no {
  color: var(--amber);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.5;
}
.page-faq .faq-q-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.14rem);
  line-height: 1.55;
  letter-spacing: -0.01em;
}
.page-faq .faq-mark {
  position: relative;
  align-self: center;
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}
.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: transform 0.24s var(--ease), background 0.2s var(--ease), opacity 0.24s var(--ease);
}
.page-faq .faq-mark::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}
.page-faq .faq-mark::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
}
.page-faq .faq-item[open] .faq-mark::before { background: var(--cyan); }
.page-faq .faq-item[open] .faq-mark::after {
  opacity: 0;
  transform: translateX(-50%) rotate(90deg);
}

.page-faq .faq-a {
  padding: 0 22px 22px;
  animation: faq-slide-in 0.28s var(--ease) both;
}
.page-faq .faq-a p {
  color: var(--muted);
  font-size: 0.97rem;
  line-height: 1.78;
  max-width: 68ch;
}
.page-faq .faq-a p + p { margin-top: 10px; }

@keyframes faq-slide-in {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.page-faq .faq-foot-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 26px;
  margin-top: 18px;
}
.page-faq .faq-go {
  display: inline-block;
  color: var(--cyan);
  font-size: 0.92rem;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(63, 224, 208, 0.35);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-faq .faq-go:hover {
  color: var(--amber);
  border-color: var(--amber);
}
.page-faq .faq-top {
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.2s var(--ease);
}
.page-faq .faq-top:hover { color: var(--paper); }

.page-faq .faq-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding: 12px 16px;
  background: var(--ink);
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
}
.page-faq .faq-mail-addr {
  color: var(--amber);
  font-size: 0.9rem;
  word-break: break-all;
}

@media (min-width: 700px) {
  .page-faq .faq-a {
    padding-left: var(--faq-offset);
    padding-right: var(--faq-offset);
  }
}

/* ---------- 右侧直达分类小抽屉 ---------- */
.page-faq .quick-drawer { display: none; }

@media (min-width: 1200px) {
  .page-faq { padding-right: 78px; }

  .page-faq .quick-drawer {
    display: block;
    position: fixed;
    right: 0;
    top: 54%;
    transform: translateY(-50%);
    z-index: 40;
    width: 52px;
    padding: 14px 10px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-right: 0;
    border-radius: var(--r-md) 0 0 var(--r-md);
    overflow: hidden;
    transition: width 0.24s var(--ease), border-color 0.24s var(--ease);
  }
  .page-faq .quick-drawer:hover,
  .page-faq .quick-drawer:focus-within {
    width: 152px;
    border-color: var(--cyan);
  }
  .page-faq .quick-drawer-title {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: var(--muted);
    white-space: nowrap;
    margin-bottom: 10px;
  }
  .page-faq .quick-list {
    display: grid;
    gap: 6px;
  }
  .page-faq .quick-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: var(--r-sm);
    color: var(--paper);
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    transition: background 0.2s var(--ease), color 0.2s var(--ease);
  }
  .page-faq .quick-item::before {
    content: "";
    flex: 0 0 auto;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
  }
  .page-faq .quick-item--amber::before { background: var(--amber); }
  .page-faq .quick-item--coral::before { background: var(--coral); }
  .page-faq .quick-item:hover {
    background: var(--panel-2);
    color: var(--cyan);
  }
  .page-faq .quick-item:focus-visible {
    outline: 2px solid var(--coral);
    outline-offset: 2px;
  }
  .page-faq .quick-item span {
    opacity: 0;
    transition: opacity 0.2s var(--ease);
  }
  .page-faq .quick-drawer:hover .quick-item span,
  .page-faq .quick-drawer:focus-within .quick-item span {
    opacity: 1;
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 480px) {
  .page-faq .faq-title {
    font-size: clamp(2rem, 11vw, 2.6rem);
  }
  .page-faq .faq-q {
    gap: 12px;
    padding: 16px 16px;
  }
  .page-faq .faq-a {
    padding: 0 16px 18px;
  }
  .page-faq .faq-mail {
    padding: 10px 12px;
  }
}
<<<END>>>