.page-faq {
  --faq-line: rgba(18, 27, 24, .14);
  --faq-line-dark: rgba(217, 255, 247, .16);
  --faq-body-text: #3a4a44;
  --faq-team: #0F5A45;
  --faq-round: #0B3A2D;
  --faq-save: #C98708;
  --faq-service: #E0552A;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-faq .breadcrumb a {
  color: var(--mist-56);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-faq .breadcrumb li[aria-current="page"] {
  color: var(--mist-72);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(26px, 4vw, 44px) clamp(40px, 6vw, 76px);
  background:
    radial-gradient(120% 100% at 88% -10%, #0B3A2D 0%, #06231C 52%, #04170F 100%);
  overflow: hidden;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -40px auto;
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-line));
  transform: rotate(-4deg);
  pointer-events: none;
}
.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}
.page-faq .faq-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 7vw, 68px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--mist);
}
.page-faq .faq-lead {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--mist-72);
}
.page-faq .faq-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  color: var(--mist-56);
}
.page-faq .faq-facts li {
  position: relative;
  padding-left: 16px;
}
.page-faq .faq-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}
.page-faq .faq-hero-figure {
  margin: 0;
  position: relative;
  background: var(--archive);
  border: 1px solid var(--cyan-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}
.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--cyan-line);
}
.page-faq .faq-hero-figure figcaption {
  padding: 10px 16px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist-56);
}

/* ---------- 分组跳转条 ---------- */
.page-faq .faq-jump {
  background: var(--archive);
  border-top: 1px solid var(--cyan-line);
  border-bottom: 1px solid var(--cyan-line);
  padding-block: 14px;
}
.page-faq .faq-jump-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-jump-inner::-webkit-scrollbar {
  display: none;
}
.page-faq .faq-jump-label {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist-56);
  padding-right: 10px;
  border-right: 1px solid var(--faq-line-dark);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body-section {
  background: var(--paper);
  color: var(--graphite);
  padding-block: clamp(34px, 5vw, 72px);
}
.page-faq .faq-body {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-faq .faq-aside-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate);
}
.page-faq .faq-index-list {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--faq-line);
}
.page-faq .faq-index-node {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--graphite);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.page-faq .faq-index-node span {
  font-size: 11px;
  color: var(--slate);
}
.page-faq .faq-index-node:hover,
.page-faq .faq-index-node:focus-visible {
  border-left-color: var(--faq-team);
  background: rgba(15, 90, 69, .07);
  color: var(--faq-team);
}
.page-faq .faq-aside-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}
.page-faq .faq-top-link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--faq-team);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 90, 69, .35);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.page-faq .faq-top-link:hover,
.page-faq .faq-top-link:focus-visible {
  color: var(--faq-service);
  border-bottom-color: var(--faq-service);
}

/* 问题分组 */
.page-faq .qa-group {
  --acc: var(--faq-team);
  padding-bottom: clamp(22px, 3vw, 38px);
  margin-bottom: clamp(26px, 4vw, 46px);
  border-bottom: 1px dashed var(--faq-line);
}
.page-faq .qa-group:last-child {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .qa-group--round { --acc: var(--faq-round); }
.page-faq .qa-group--save { --acc: var(--faq-save); }
.page-faq .qa-group--service { --acc: var(--faq-service); }

.page-faq .qa-group-head {
  margin-bottom: 6px;
}
.page-faq .qa-group-head h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--graphite);
}
.page-faq .qa-dot {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  background: var(--acc);
  transform: rotate(45deg);
}
.page-faq .qa-group-sub {
  margin: 10px 0 0 22px;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

/* 手风琴 */
.page-faq .qa-item {
  margin-top: 12px;
  background: #fff;
  border: 1px solid var(--faq-line);
  border-left: 3px solid transparent;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.page-faq .qa-item:hover {
  border-color: rgba(15, 90, 69, .3);
}
.page-faq .qa-item[open] {
  border-left-color: var(--acc);
  box-shadow: 0 12px 28px rgba(6, 35, 28, .08);
}
.page-faq .qa-item summary {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 46px 14px 16px;
  position: relative;
  cursor: pointer;
  list-style: none;
}
.page-faq .qa-item summary::-webkit-details-marker {
  display: none;
}
.page-faq .qa-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 11px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--acc);
}
.page-faq .qa-item[open] summary::after {
  content: "–";
}
.page-faq .qa-num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--acc);
}
.page-faq .qa-q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--graphite);
}
.page-faq .qa-a {
  padding: 0 20px 18px 16px;
  max-width: 64ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--faq-body-text);
}
.page-faq .qa-a p {
  margin: 0;
}
.page-faq .qa-a a {
  color: var(--faq-team);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 90, 69, .4);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-faq .qa-a a:hover,
.page-faq .qa-a a:focus-visible {
  color: var(--faq-service);
  border-bottom-color: var(--faq-service);
}
.page-faq .faq-media {
  margin: 18px 0 20px;
  max-width: 480px;
  border: 1px solid var(--faq-line);
}
.page-faq .faq-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 服务通道 ---------- */
.page-faq .faq-contact {
  background: linear-gradient(160deg, #06231C 0%, #0B3A2D 100%);
  padding-block: clamp(36px, 5vw, 78px);
}
.page-faq .faq-contact-card {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(22px, 4vw, 44px);
  background: rgba(6, 35, 28, .72);
  border: 1px solid var(--faq-line-dark);
  border-left: 4px solid var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}
.page-faq .faq-contact-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--mist);
}
.page-faq .faq-contact-copy p {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-faq .faq-contact-copy .faq-note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--mist-56);
}
.page-faq .faq-contact-grid {
  display: grid;
  gap: 14px;
  margin: 0;
}
.page-faq .faq-contact-cell {
  padding: 12px 14px;
  background: rgba(217, 255, 247, .05);
  border-left: 2px solid rgba(33, 243, 200, .35);
}
.page-faq .faq-contact-cell dt {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
}
.page-faq .faq-contact-cell dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

/* ---------- 结尾引导 ---------- */
.page-faq .faq-outro {
  background: var(--archive);
  padding-block: clamp(34px, 5vw, 72px);
  border-top: 1px solid var(--cyan-line);
}
.page-faq .faq-outro-inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}
.page-faq .faq-outro-copy h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--mist);
}
.page-faq .faq-outro-copy p {
  margin: 14px 0 0;
  max-width: 50ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-faq .faq-outro-links {
  display: grid;
  gap: 12px;
}
.page-faq .faq-outro-link {
  --surface: rgba(6, 35, 28, .6);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 16px 18px;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.page-faq .faq-outro-link:hover,
.page-faq .faq-outro-link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(33, 243, 200, .08);
}
.page-faq .faq-outro-link span {
  font-size: 11px;
  color: var(--cyan);
}
.page-faq .faq-outro-link strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--mist);
}
.page-faq .faq-outro-link em {
  font-style: normal;
  font-size: 12.5px;
  color: var(--mist-56);
}

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

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.05fr .95fr;
  }
  .page-faq .faq-contact-card {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }
  .page-faq .faq-outro-inner {
    grid-template-columns: .9fr 1.1fr;
    align-items: start;
  }
  .page-faq .faq-outro-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: 244px minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}
<<<END>>>