.page-faq {
  --faq-rule: rgba(169, 183, 194, 0.2);
  --faq-rule-soft: rgba(169, 183, 194, 0.12);
  --faq-gap: clamp(32px, 5vw, 64px);
}

.page-faq .breadcrumbs {
  padding-top: clamp(16px, 2vw, 24px);
  font-size: 13px;
  color: var(--stone);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.page-faq .breadcrumbs a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .breadcrumbs a:hover {
  color: var(--neon-soft);
  border-bottom-color: var(--line-neon);
}

.page-faq .crumbs-sep {
  color: rgba(169, 183, 194, 0.5);
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(14px, 2vw, 22px);
}

.page-faq .faq-hero-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: clamp(20px, 3.4vw, 46px);
  background:
    radial-gradient(130% 150% at 10% -10%, rgba(34, 224, 214, 0.12), transparent 58%),
    linear-gradient(158deg, var(--navy) 0%, var(--ink) 82%);
}

.page-faq .faq-hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(169, 183, 194, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(169, 183, 194, 0.07) 1px, transparent 1px);
  background-size: 58px 58px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.15) 88%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.15) 88%, transparent 100%);
}

.page-faq .faq-hero-frame > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero-rail {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-strong);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-faq .faq-hero-body {
  display: grid;
  gap: clamp(24px, 3.4vw, 42px);
  padding-top: clamp(22px, 3.6vw, 42px);
}

.page-faq .faq-hero-lead h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-faq .faq-lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: rgba(244, 239, 230, 0.82);
}

.page-faq .faq-lead-note {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
  padding-left: 14px;
  border-left: 2px solid var(--line-neon);
}

/* 检索框 */
.page-faq .faq-search {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: clamp(14px, 2vw, 20px);
  background: rgba(14, 58, 80, 0.55);
  backdrop-filter: blur(2px);
}

.page-faq .faq-search-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--stone);
  margin-bottom: 10px;
}

.page-faq .faq-search-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-faq .faq-search-input {
  flex: 1 1 200px;
  min-width: 0;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--cream);
  background: rgba(4, 19, 31, 0.72);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-faq .faq-search-input::placeholder {
  color: rgba(169, 183, 194, 0.7);
}

.page-faq .faq-search-input:focus {
  border-color: var(--neon);
  box-shadow: 0 0 0 3px rgba(34, 224, 214, 0.18), 0 0 22px rgba(34, 224, 214, 0.12);
}

.page-faq .faq-search-hint {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neon-soft);
  border: 1px solid var(--line-neon);
  border-radius: 999px;
  padding: 5px 12px;
  background: rgba(34, 224, 214, 0.07);
}

/* 热门主题标签 */
.page-faq .faq-tagblock {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-faq .faq-tagblock-title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-faq .faq-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-tags a {
  display: inline-block;
  padding: 7px 14px;
  font-size: 13px;
  line-height: 1.3;
  color: rgba(244, 239, 230, 0.86);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(18, 63, 74, 0.5);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-tags a:hover,
.page-faq .faq-tags a:focus-visible {
  color: var(--ink);
  background: var(--neon-soft);
  border-color: var(--neon-soft);
  transform: translateY(-1px);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-shell {
  padding-block: clamp(44px, 6vw, 88px);
  display: grid;
  gap: clamp(32px, 4vw, 52px);
  align-items: start;
}

.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group + .faq-group,
.page-faq .faq-group + .faq-path,
.page-faq .faq-path + .faq-contact {
  margin-top: var(--faq-gap);
}

/* 分组头 */
.page-faq .faq-group-head {
  display: flex;
  gap: clamp(12px, 2vw, 20px);
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 8px;
}

.page-faq .faq-group-num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--neon);
  padding-top: 8px;
  border-top: 2px solid var(--neon);
  margin-top: 4px;
}

.page-faq .faq-group-text h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 29px);
  line-height: 1.3;
  color: var(--cream);
}

.page-faq .faq-group-text p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* 折叠问答 */
.page-faq .qa {
  border-bottom: 1px solid var(--faq-rule-soft);
}

.page-faq .qa > summary {
  position: relative;
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 18px 46px 18px 6px;
  cursor: pointer;
  list-style: none;
  border-radius: var(--radius);
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

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

.page-faq .qa > summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--neon);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .qa[open] > summary::after {
  content: "−";
  border-color: var(--line-neon);
  background: rgba(34, 224, 214, 0.12);
}

.page-faq .qa > summary:hover {
  background: rgba(14, 58, 80, 0.55);
}

.page-faq .qa > summary:hover .qa-q {
  color: var(--neon-soft);
}

.page-faq .qa > summary:focus-visible {
  outline: 1px solid var(--neon);
  outline-offset: 2px;
}

.page-faq .qa-num {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
  padding-top: 3px;
}

.page-faq .qa-q {
  font-size: clamp(15px, 1.5vw, 16.5px);
  font-weight: 600;
  line-height: 1.65;
  color: var(--cream);
  transition: color 0.2s var(--ease);
}

.page-faq .qa-body {
  padding: 0 46px 20px 34px;
  color: rgba(244, 239, 230, 0.78);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .qa-body p {
  margin: 0 0 10px;
}

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

/* ---------- 三步排障 ---------- */
.page-faq .faq-path-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: faqstep;
}

.page-faq .faq-path-step {
  position: relative;
  padding: 20px 20px 20px 22px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--neon);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(14, 58, 80, 0.7), rgba(8, 38, 58, 0.5));
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-faq .faq-path-step:hover {
  border-color: var(--line-neon);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(4, 19, 31, 0.5);
}

.page-faq .faq-path-num {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--neon-soft);
}

.page-faq .faq-path-step h3 {
  margin: 8px 0 8px;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-faq .faq-path-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.76);
}

/* 图片 */
.page-faq .faq-fig-img {
  display: block;
  max-width: 100%;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-faq .faq-path-fig,
.page-faq .faq-contact-fig {
  margin: 22px 0 0;
}

.page-faq .faq-path-fig figcaption,
.page-faq .faq-contact-fig figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
  padding-left: 12px;
  border-left: 2px solid var(--line-strong);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(14, 58, 80, 0.42);
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-contact-card:hover {
  border-color: var(--line-neon);
}

.page-faq .faq-contact-card--accent {
  border-color: rgba(255, 138, 61, 0.42);
  background: linear-gradient(155deg, rgba(255, 138, 61, 0.12), rgba(14, 58, 80, 0.42));
}

.page-faq .faq-contact-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-faq .faq-contact-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.5;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact-value--sm {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-contact-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .faq-inline-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--neon-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-neon);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-inline-link:hover {
  color: var(--cream);
  border-bottom-color: var(--cream);
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-aside {
  min-width: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-aside-card {
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(34, 224, 214, 0.1), transparent 62%),
    linear-gradient(160deg, var(--panel), var(--navy));
}

.page-faq .faq-aside-title {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.4;
  color: var(--cream);
}

.page-faq .faq-aside-text {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.76);
}

.page-faq .faq-aside-list {
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px dashed var(--line-strong);
  display: grid;
  gap: 12px;
}

.page-faq .faq-aside-list > div {
  display: grid;
  gap: 3px;
}

.page-faq .faq-aside-list dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-faq .faq-aside-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-faq .faq-aside-links {
  display: grid;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-aside-links a {
  display: block;
  padding: 13px 16px;
  font-size: 13.5px;
  line-height: 1.5;
  color: rgba(244, 239, 230, 0.82);
  text-decoration: none;
  background: rgba(8, 38, 58, 0.5);
  border-bottom: 1px solid var(--faq-rule-soft);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .faq-aside-links a:last-child {
  border-bottom: 0;
}

.page-faq .faq-aside-links a:hover,
.page-faq .faq-aside-links a:focus-visible {
  background: rgba(14, 58, 80, 0.85);
  color: var(--neon-soft);
  padding-left: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-path-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero-body {
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
    align-items: start;
  }

  .page-faq .faq-hero-tools {
    padding-top: 6px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-shell {
    grid-template-columns: minmax(0, 1fr) 306px;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 96px;
  }
}

@media (max-width: 520px) {
  .page-faq .faq-search-row {
    flex-direction: column;
    align-items: stretch;
  }

  .page-faq .faq-search-hint {
    align-self: flex-start;
  }

  .page-faq .qa > summary {
    padding-right: 40px;
  }

  .page-faq .qa-body {
    padding: 0 8px 18px 8px;
  }

  .page-faq .faq-group-head {
    gap: 10px;
  }
}
<<<END>>>