.page-faq {
  --faq-panel: rgba(31, 78, 110, 0.3);
  --faq-line-soft: rgba(201, 163, 92, 0.28);
  padding-bottom: clamp(2rem, 6vw, 4rem);
  overflow-wrap: break-word;
}

.page-faq .wrap {
  padding-inline: var(--gutter);
  max-width: var(--wrap);
  margin-inline: auto;
}

/* 面包屑与首屏 */
.page-faq .breadcrumb {
  margin: 0 0 clamp(1rem, 3vw, 1.5rem);
  font-size: 0.8rem;
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.75rem) 0 clamp(1.75rem, 4vw, 2.5rem);
  background: radial-gradient(120% 150% at 100% 0%, rgba(31, 78, 110, 0.5), transparent 62%);
  border-bottom: 3px solid var(--ink-soft);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: clamp(80px, 22vw, 210px);
  height: 3px;
  background: var(--orange);
}

.page-faq .faq-hero .eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 3px;
  margin-right: 0.55rem;
  vertical-align: middle;
  background: var(--orange);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 6vw, 3.85rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--mist);
  margin: 0.35rem 0 0.85rem;
  max-width: 20ch;
}

.page-faq .faq-hero .lead {
  max-width: 62ch;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.78;
  color: rgba(244, 241, 234, 0.82);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.7rem;
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  font-size: 0.82rem;
  color: rgba(244, 241, 234, 0.7);
}

.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.32rem 0.72rem;
  border: 1px solid var(--line);
  background: rgba(244, 241, 234, 0.04);
  border-radius: var(--radius);
}

.page-faq .faq-hero__meta .mono {
  color: var(--sand);
  font-size: 0.95rem;
  font-weight: 700;
}

/* 诊断面板 */
.page-faq .faq-diag {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1rem, 2.5vw, 1.75rem);
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sheet);
}

.page-faq .faq-diag__figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border-top: 4px solid var(--sand);
}

.page-faq .faq-diag__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-diag__body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 0.5rem;
}

.page-faq .faq-diag__body > p {
  margin: 0 0 1rem;
  font-size: 0.94rem;
  line-height: 1.72;
  color: rgba(16, 24, 32, 0.76);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no title"
    "no text";
  column-gap: 0.75rem;
  padding: 0.6rem 0.8rem;
  border-left: 3px solid var(--sand);
  background: rgba(16, 24, 32, 0.055);
}

.page-faq .faq-steps__no {
  grid-area: no;
  align-self: start;
  padding-top: 0.12rem;
  font-size: 0.78rem;
  color: var(--bronze);
  letter-spacing: 0.05em;
}

.page-faq .faq-steps strong {
  grid-area: title;
  font-size: 0.94rem;
  color: var(--ink);
}

.page-faq .faq-steps li > span:last-child {
  grid-area: text;
  font-size: 0.85rem;
  line-height: 1.6;
  color: rgba(16, 24, 32, 0.7);
}

/* 阅读停顿条 */
.page-faq .pause-bar {
  margin-block: clamp(1.5rem, 4vw, 2.4rem);
}

/* 问答板 */
.page-faq .faq-board {
  display: grid;
  gap: 1.25rem;
  min-width: 0;
}

.page-faq .faq-rail {
  min-width: 0;
  padding: 1rem;
  background: var(--faq-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-faq .faq-rail__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--sand);
  margin: 0 0 0.75rem;
}

.page-faq .faq-rail__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-faq .faq-rail .filter-btn {
  flex: 0 0 auto;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.42rem 0.85rem;
  color: rgba(244, 241, 234, 0.78);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-rail .filter-btn:hover {
  border-color: var(--sand);
  color: var(--mist);
}

.page-faq .faq-rail .filter-btn[aria-pressed="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: #16130F;
}

.page-faq .faq-rail__hint {
  margin: 0.75rem 0 0.85rem;
  font-size: 0.78rem;
  line-height: 1.6;
  color: rgba(244, 241, 234, 0.58);
}

.page-faq .faq-rail__link {
  display: inline-block;
  font-size: 0.82rem;
}

.page-faq .faq-list {
  display: grid;
  gap: 0.6rem;
  min-width: 0;
}

.page-faq .filter-status {
  margin: 0 0 0.2rem;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: rgba(244, 241, 234, 0.6);
}

.page-faq .faq-item {
  background: rgba(24, 37, 49, 0.72);
  border: 1px solid var(--line);
  border-left: 3px solid rgba(201, 163, 92, 0.5);
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-item:hover {
  border-left-color: var(--sand);
}

.page-faq .faq-item[open] {
  background: var(--faq-panel);
  border-left-color: var(--orange);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  list-style: none;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.96rem;
  line-height: 1.5;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item > summary:hover {
  color: var(--sand);
}

.page-faq .faq-item[open] > summary {
  color: var(--orange);
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--steel);
}

.page-faq .faq-item[open] > summary::after {
  content: "−";
  color: var(--orange);
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: 0.12rem;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--sand);
}

.page-faq .faq-item[open] .faq-item__no {
  color: var(--orange);
}

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

.page-faq .faq-item__a {
  margin: 0 1rem 0.95rem;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--faq-line-soft);
  font-size: 0.93rem;
  line-height: 1.78;
  color: rgba(244, 241, 234, 0.8);
}

.page-faq .faq-item__a p {
  margin: 0;
}

/* 草皮绿停顿 */
.page-faq .faq-stop {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin: 0.55rem 0;
  padding: 0.8rem 1rem;
  border-left: 4px solid var(--pitch);
  background: rgba(46, 125, 79, 0.16);
  border-radius: var(--radius);
}

.page-faq .faq-stop .status-dot {
  flex: 0 0 auto;
  width: 0.55rem;
  height: 0.55rem;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--pitch);
  box-shadow: 0 0 0 3px rgba(46, 125, 79, 0.25);
}

.page-faq .faq-stop p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(244, 241, 234, 0.86);
}

/* 人工通道 */
.page-faq .faq-help {
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding: clamp(1rem, 2.5vw, 1.75rem);
  background: linear-gradient(160deg, rgba(31, 78, 110, 0.45), rgba(16, 24, 32, 0.92) 68%);
  border: 1px solid var(--line);
  border-top: 3px solid var(--sand);
  border-radius: var(--radius);
}

.page-faq .faq-help__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
}

.page-faq .faq-help__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-help__body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--mist);
  margin: 0.3rem 0 0.6rem;
}

.page-faq .faq-help__body > p {
  margin: 0 0 1rem;
  font-size: 0.94rem;
  line-height: 1.72;
  color: rgba(244, 241, 234, 0.78);
}

.page-faq .faq-help__contacts {
  list-style: none;
  margin: 0 0 0.7rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  font-size: 0.9rem;
}

.page-faq .faq-help__contacts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.page-faq .faq-help__contacts .contact-list__key {
  flex: 0 0 3.2rem;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--sand);
}

.page-faq .faq-help__contacts .contact-list__val {
  color: var(--mist);
  word-break: break-word;
}

.page-faq .faq-help__note {
  max-width: 48ch;
  margin: 0.25rem 0 0;
  font-size: 0.78rem;
  line-height: 1.62;
  color: rgba(244, 241, 234, 0.58);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.1rem;
}

.page-faq .faq-help__links {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-help__links a {
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 163, 92, 0.4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-help__links a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* 桌面布局 */
@media (min-width: 860px) {
  .page-faq .faq-diag {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    align-items: center;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-board {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 2.75rem);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 1.25rem;
  }

  .page-faq .faq-rail__bar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-faq .faq-rail .filter-btn {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item > summary,
  .page-faq .faq-rail .filter-btn,
  .page-faq .faq-help__links a {
    transition: none;
  }
}
<<<END>>>