.page-faq {
  --faq-pad: clamp(18px, 3.2vw, 34px);
  --faq-radius: 24px;
  --faq-line: rgba(143, 163, 191, 0.22);
  --faq-text: var(--c-paper);
  color: var(--faq-text);
  padding-bottom: clamp(60px, 9vw, 120px);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding-top: clamp(16px, 3vw, 30px);
  padding-bottom: clamp(10px, 2vw, 18px);
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.page-faq .breadcrumb a {
  color: var(--c-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

.page-faq .breadcrumb [aria-current="page"] {
  color: var(--c-lime);
}

.page-faq .crumb-sep {
  opacity: 0.5;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -20% -30% auto auto;
  width: min(620px, 80vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(123, 77, 255, 0.42), rgba(123, 77, 255, 0) 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--c-lime), var(--c-violet) 45%, transparent 90%);
  opacity: 0.6;
}

.page-faq .hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 52px);
  padding: clamp(24px, 5vw, 52px) 0 clamp(44px, 7vw, 84px);
}

.page-faq .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 16px;
  border: 1px solid rgba(198, 255, 61, 0.5);
  border-radius: var(--r-pill);
  background: rgba(198, 255, 61, 0.08);
  color: var(--c-lime);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-faq .hero-copy h1 {
  margin: 0 0 22px;
  max-width: 18em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.page-faq .lede {
  max-width: 40em;
  margin: 0;
  color: rgba(246, 241, 228, 0.82);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-faq .hero-side {
  align-self: start;
  padding: var(--faq-pad);
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: linear-gradient(160deg, rgba(22, 48, 90, 0.9), rgba(10, 26, 47, 0.6));
}

.page-faq .hero-side-title {
  margin: 0 0 16px;
  color: var(--c-mist);
  font-size: 12px;
  letter-spacing: 0.18em;
}

.page-faq .hero-jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .hero-jump a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 16px;
  border-radius: var(--r-lg);
  background: rgba(10, 26, 47, 0.55);
  color: var(--faq-text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  transition: background 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.page-faq .hero-jump a:hover,
.page-faq .hero-jump a:focus-visible {
  background: rgba(198, 255, 61, 0.14);
  transform: translateX(3px);
}

.page-faq .jump-idx {
  color: var(--c-lime);
  font-size: 12px;
}

.page-faq .jump-text {
  flex: 1 1 auto;
}

.page-faq .jump-arrow {
  color: var(--c-violet);
  font-size: 16px;
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-block {
  padding: clamp(48px, 8vw, 96px) 0;
  position: relative;
}

.page-faq .faq-block + .faq-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--frame-x);
  right: var(--frame-x);
  height: 1px;
  background: linear-gradient(90deg, var(--faq-line), transparent 70%);
}

.page-faq .section-head {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-faq .section-number {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(198, 255, 61, 0.55);
}

.page-faq .section-title {
  margin: 0 0 12px;
  max-width: 26em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.24;
}

.page-faq .section-sub {
  max-width: 46em;
  margin: 0;
  color: rgba(246, 241, 228, 0.72);
  font-size: clamp(14px, 1.55vw, 16px);
  line-height: 1.82;
}

/* ---------- 高频问题卡片 ---------- */
.page-faq .quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .quick-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--faq-pad);
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: linear-gradient(155deg, rgba(22, 48, 90, 0.86), rgba(10, 26, 47, 0.72));
  transition: transform 0.28s var(--ease-out), border-color 0.28s var(--ease-out);
}

.page-faq .quick-card:hover {
  transform: translateY(-3px);
  border-color: rgba(198, 255, 61, 0.45);
}

.page-faq .quick-tag {
  align-self: flex-start;
  margin: 0;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: rgba(123, 77, 255, 0.24);
  color: var(--c-lime);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-faq .quick-title {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 800;
  line-height: 1.5;
}

.page-faq .quick-answer {
  margin: 0;
  color: rgba(246, 241, 228, 0.78);
  font-size: 14px;
  line-height: 1.8;
}

.page-faq .quick-link {
  margin-top: auto;
  align-self: flex-start;
  color: var(--c-orange);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 61, 0.4);
  padding-bottom: 2px;
  transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-faq .quick-link:hover,
.page-faq .quick-link:focus-visible {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 12px;
}

.page-faq .qa {
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  background: rgba(22, 48, 90, 0.55);
  overflow: hidden;
  transition: background 0.28s var(--ease-out), border-color 0.28s var(--ease-out);
}

.page-faq .qa[open] {
  background: rgba(22, 48, 90, 0.92);
  border-color: rgba(198, 255, 61, 0.5);
  box-shadow: inset 4px 0 0 var(--c-lime);
}

.page-faq .qa-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px var(--faq-pad);
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.55;
  transition: color 0.25s var(--ease-out);
}

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

.page-faq .qa-q:hover {
  color: var(--c-lime);
}

.page-faq .qa-q::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(143, 163, 191, 0.18);
  color: var(--c-lime);
  font-weight: 400;
  font-size: 17px;
  line-height: 1;
  transition: background 0.25s var(--ease-out), color 0.25s var(--ease-out);
}

.page-faq .qa[open] .qa-q::after {
  content: "–";
  background: var(--c-lime);
  color: var(--c-ink);
}

.page-faq .qa-idx {
  flex: 0 0 auto;
  padding-top: 3px;
  color: var(--c-violet);
  font-size: 12px;
}

.page-faq .qa-text {
  flex: 1 1 auto;
}

.page-faq .qa-body {
  padding: 0 var(--faq-pad) 22px;
  border-top: 1px solid var(--faq-line);
  margin-top: -1px;
  padding-top: 18px;
  color: rgba(246, 241, 228, 0.82);
  font-size: 14px;
  line-height: 1.82;
}

.page-faq .qa-body p {
  margin: 0 0 4px;
}

.page-faq .qa-tip {
  margin: 16px 0 0;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  background: rgba(255, 138, 61, 0.12);
  color: var(--c-orange);
  font-size: 12px;
  line-height: 1.7;
}

/* ---------- 步骤清单 ---------- */
.page-faq .steps {
  counter-reset: step;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .steps li {
  counter-increment: step;
  position: relative;
  padding-left: 46px;
  line-height: 1.75;
}

.page-faq .steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--c-lime);
  color: var(--c-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0;
}

.page-faq .steps li::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 36px;
  bottom: -14px;
  width: 1px;
  background: linear-gradient(180deg, rgba(198, 255, 61, 0.55), rgba(198, 255, 61, 0));
}

.page-faq .steps li:last-child::after {
  display: none;
}

/* ---------- 图文分栏 ---------- */
.page-faq .split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .split-media {
  position: relative;
  margin: 0;
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: linear-gradient(140deg, rgba(123, 77, 255, 0.35), rgba(10, 26, 47, 0.9));
}

.page-faq .split-media img,
.page-faq .mid-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.4s var(--ease-out);
}

.page-faq .split-media:hover img {
  transform: scale(1.02);
}

.page-faq .split-media figcaption {
  padding: 12px var(--faq-pad);
  color: var(--c-mist);
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ---------- 收藏专区 ---------- */
.page-faq .faq-block--pin {
  background: linear-gradient(180deg, rgba(123, 77, 255, 0.1), rgba(123, 77, 255, 0) 70%);
}

.page-faq .pin-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .pin-stats {
  display: grid;
  gap: 12px;
  align-self: start;
}

.page-faq .pin-stat {
  padding: 20px var(--faq-pad);
  border-radius: var(--r-lg);
  border: 1px solid rgba(198, 255, 61, 0.28);
  background: rgba(10, 26, 47, 0.72);
}

.page-faq .pin-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 4.6vw, 48px);
  line-height: 1.05;
  color: var(--c-lime);
}

.page-faq .pin-label {
  display: block;
  margin-top: 6px;
  color: rgba(246, 241, 228, 0.7);
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 中段宽图 ---------- */
.page-faq .mid-media {
  margin: 0 0 clamp(26px, 4vw, 44px);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: linear-gradient(120deg, rgba(198, 255, 61, 0.18), rgba(123, 77, 255, 0.4));
}

/* ---------- 更新记录时间线 ---------- */
.page-faq .faq-block--updates {
  background: linear-gradient(200deg, rgba(22, 48, 90, 0.55), rgba(10, 26, 47, 0) 72%);
}

.page-faq .timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .tl-item {
  position: relative;
  padding: 22px var(--faq-pad) 22px calc(var(--faq-pad) + 14px);
  border-radius: var(--r-lg);
  border: 1px solid var(--faq-line);
  background: rgba(10, 26, 47, 0.6);
}

.page-faq .tl-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  bottom: 26px;
  width: 4px;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--c-violet), var(--c-lime));
}

.page-faq .tl-label {
  margin: 0 0 8px;
  color: var(--c-lime);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-faq .tl-title {
  margin: 0 0 10px;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 800;
  line-height: 1.5;
}

.page-faq .tl-desc {
  margin: 0;
  color: rgba(246, 241, 228, 0.76);
  font-size: 14px;
  line-height: 1.8;
}

/* ---------- 联系我们 ---------- */
.page-faq .faq-block--contact {
  padding-bottom: 0;
}

.page-faq .contact-sheet {
  padding: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 48px);
  border-radius: var(--r-xl);
  background: var(--c-paper);
  color: var(--c-brown);
}

.page-faq .section-head--paper {
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-faq .section-head--paper .section-number {
  -webkit-text-stroke: 1.5px rgba(36, 28, 23, 0.35);
}

.page-faq .section-head--paper .section-title {
  color: var(--c-brown);
}

.page-faq .section-head--paper .section-sub {
  color: rgba(36, 28, 23, 0.72);
}

.page-faq .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .contact-label {
  margin: 0 0 4px;
  color: rgba(36, 28, 23, 0.55);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-faq .contact-value {
  margin: 0 0 18px;
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 700;
  word-break: break-word;
}

.page-faq .contact-value a {
  color: var(--c-brown);
  text-decoration: none;
  border-bottom: 2px solid rgba(123, 77, 255, 0.4);
  transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out);
}

.page-faq .contact-value a:hover,
.page-faq .contact-value a:focus-visible {
  color: var(--c-violet);
  border-bottom-color: var(--c-violet);
}

.page-faq .steps--paper {
  margin-top: 12px;
}

.page-faq .steps--paper li {
  color: rgba(36, 28, 23, 0.86);
  font-size: 14px;
}

.page-faq .steps--paper li::before {
  background: var(--c-brown);
  color: var(--c-lime);
}

.page-faq .steps--paper li::after {
  background: linear-gradient(180deg, rgba(36, 28, 23, 0.35), rgba(36, 28, 23, 0));
}

.page-faq .contact-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(36, 28, 23, 0.2);
  color: rgba(36, 28, 23, 0.72);
  font-size: 13px;
  line-height: 1.8;
}

.page-faq .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-faq .btn-paper {
  background: var(--c-brown);
  color: var(--c-paper);
  border-color: var(--c-brown);
}

.page-faq .btn-paper:hover,
.page-faq .btn-paper:focus-visible {
  background: var(--c-violet);
  border-color: var(--c-violet);
  color: #fff;
}

.page-faq .btn-ghost--paper {
  color: var(--c-brown);
  border-color: rgba(36, 28, 23, 0.35);
}

.page-faq .btn-ghost--paper:hover,
.page-faq .btn-ghost--paper:focus-visible {
  border-color: var(--c-brown);
  color: var(--c-violet);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-faq .quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1000px) {
  .page-faq .hero-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-faq .split-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-faq .pin-layout {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

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

  .page-faq .contact-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-faq .qa-list--wide {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
}
<<<END>>>