.page-faq {
  --faq-cut: 18px;
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 32px) 0 56px;
  color: #F7F8F6;
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(23, 138, 116, .55), transparent 62%),
    linear-gradient(150deg, #0E6B5B 0%, #0F4450 54%, #0B1F33 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(115deg, rgba(255, 255, 255, .05) 0 1px, transparent 1px 38px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: repeating-linear-gradient(90deg, var(--orange) 0 32px, var(--jade-300) 32px 64px);
  opacity: .9;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
}

.page-faq .faq-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: rgba(247, 248, 246, .68);
}

.page-faq .faq-crumbs a {
  color: #F7F8F6;
  text-decoration: none;
  border-bottom: 1px solid rgba(247, 248, 246, .35);
}

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

.page-faq .faq-hero .eyebrow {
  color: #FFB59A;
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.06;
  letter-spacing: -.02em;
  max-width: 18ch;
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(247, 248, 246, .84);
}

/* 筛选条 */
.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.page-faq .faq-filters .filter-btn {
  padding: 8px 15px;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.2;
  color: #EAF3EF;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .34);
  border-radius: 2px;
  cursor: pointer;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-filters .filter-btn:hover {
  border-color: var(--orange);
  color: #fff;
}

.page-faq .faq-filters .filter-btn:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

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

.page-faq .faq-count {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--jade-300);
}

.page-faq .faq-count span {
  color: #F7F8F6;
  font-weight: 600;
}

/* 首屏图 */
.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid rgba(255, 255, 255, .18);
}

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

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding: 52px 0 64px;
  background: var(--paper);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 40px;
  align-items: start;
}

.page-faq .faq-body__head {
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-body__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 5vw, 36px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-faq .faq-body__intro {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

/* 问答条目 */
.page-faq .faq-list {
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  position: relative;
  border-bottom: 1px solid var(--line);
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 0;
  background: var(--orange);
  transition: width .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .qa:hover::before {
  width: 4px;
  background: var(--orange);
}

.page-faq .qa[open]::before {
  width: 4px;
  background: var(--jade-600);
}

.page-faq .qa__summary {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 18px 38px 18px 16px;
  cursor: pointer;
  list-style: none;
  transition: background-color .18s var(--ease);
}

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

.page-faq .qa__summary:hover {
  background: var(--mist);
}

.page-faq .qa__summary:focus-visible {
  outline: 2px solid var(--jade-600);
  outline-offset: -2px;
}

.page-faq .qa__summary::after {
  content: "";
  position: absolute;
  right: 12px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -7px;
  border-right: 2px solid var(--jade-600);
  border-bottom: 2px solid var(--jade-600);
  transform: rotate(45deg);
  transition: transform .2s var(--ease), margin-top .2s var(--ease);
}

.page-faq .qa[open] .qa__summary::after {
  transform: rotate(225deg);
  margin-top: -2px;
}

.page-faq .qa__cat {
  flex: none;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--orange-ink);
  border: 1px solid var(--line);
  background: #fff;
  white-space: nowrap;
}

.page-faq .qa__title {
  flex: 1 1 220px;
  min-width: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .qa__body {
  padding: 0 38px 20px 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .qa__body p {
  margin: 0 0 1em;
  max-width: 62ch;
}

.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__body a {
  color: var(--orange-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 60, 19, .38);
}

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

/* 侧栏 */
.page-faq .faq-body__aside {
  display: grid;
  gap: 16px;
}

.page-faq .faq-aside__card {
  padding: 22px 20px;
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-aside__card--ink {
  background: var(--ink);
  color: #EAF3EF;
}

.page-faq .faq-aside__card--plain {
  background: var(--mist);
  color: var(--text);
  border: 1px solid var(--line);
}

.page-faq .faq-aside__card--note {
  background: #fff;
  color: var(--text);
  border-left: 4px solid var(--amber);
}

.page-faq .faq-aside__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-faq .faq-aside__card--plain .faq-aside__label,
.page-faq .faq-aside__card--note .faq-aside__label {
  color: var(--orange-ink);
}

.page-faq .faq-aside__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -.01em;
}

.page-faq .faq-aside__text {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(234, 243, 239, .82);
}

.page-faq .faq-aside__card--plain .faq-aside__text,
.page-faq .faq-aside__card--note .faq-aside__text {
  color: var(--text);
}

.page-faq .faq-aside__card--note .faq-aside__text {
  margin-bottom: 0;
}

.page-faq .faq-aside__card .btn {
  display: inline-block;
}

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

.page-faq .faq-aside__links li + li {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-aside__links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 0;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  transition: color .18s var(--ease), padding-left .18s var(--ease);
}

.page-faq .faq-aside__links a:hover,
.page-faq .faq-aside__links a:focus-visible {
  color: var(--orange-ink);
  padding-left: 6px;
}

.page-faq .faq-aside__links span {
  font-family: var(--font-mono);
  color: var(--jade-600);
}

/* ---------- 反馈区 ---------- */
.page-faq .faq-feedback {
  position: relative;
  padding: 56px 0 64px;
  background: var(--ink);
  color: #EAF3EF;
  overflow: hidden;
}

.page-faq .faq-feedback::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--jade-300) 0 26px, var(--orange) 26px 52px);
  opacity: .8;
}

.page-faq .faq-feedback__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-faq .faq-feedback .eyebrow {
  color: var(--amber);
}

.page-faq .faq-feedback h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(24px, 5vw, 38px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: #fff;
}

.page-faq .faq-feedback__lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(234, 243, 239, .84);
}

.page-faq .faq-need {
  display: grid;
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .14);
}

.page-faq .faq-need li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 13px 16px;
  background: var(--ink-2);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 243, 239, .9);
}

.page-faq .faq-need span {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber);
}

.page-faq .faq-feedback__foot {
  margin: 22px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(234, 243, 239, .78);
}

.page-faq .faq-feedback__foot a {
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .45);
}

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

.page-faq .faq-feedback__main > .btn {
  margin-top: 26px;
}

.page-faq .faq-feedback__media {
  margin: 0;
  border: 1px solid rgba(255, 255, 255, .16);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 44px) 0 68px;
  }

  .page-faq .faq-hero__lead {
    font-size: 16.5px;
  }

  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 1fr) 268px;
    gap: 44px;
  }

  .page-faq .faq-feedback__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 44px;
    align-items: center;
  }

  .page-faq .faq-need li {
    padding: 14px 18px;
    font-size: 14.5px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
    gap: 52px;
  }

  .page-faq .faq-hero__media {
    align-self: end;
  }

  .page-faq .faq-body {
    padding: 68px 0 84px;
  }

  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
  }

  .page-faq .faq-body__aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .faq-feedback {
    padding: 72px 0 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa::before,
  .page-faq .qa__summary::after,
  .page-faq .qa__summary,
  .page-faq .faq-filters .filter-btn,
  .page-faq .faq-aside__links a {
    transition: none;
  }
}
<<<END>>>