.page-faq {
  --faq-line: rgba(139, 90, 43, 0.18);
  --faq-line-soft: rgba(139, 90, 43, 0.1);
  background: var(--salt);
  color: var(--brown);
}

/* ---------- 封面首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px) 0 clamp(28px, 5vw, 56px);
  background:
    linear-gradient(158deg, var(--gold-soft) 0%, rgba(246, 227, 168, 0.35) 42%, var(--salt) 78%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto -14% -58% 34%;
  height: clamp(220px, 34vw, 420px);
  background:
    radial-gradient(circle at 28% 22%, rgba(30, 144, 255, 0.16), transparent 62%),
    radial-gradient(circle at 72% 58%, rgba(212, 160, 23, 0.3), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .crumbs {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--sand);
}

.page-faq .crumbs a {
  color: var(--blue-deep);
}

.page-faq .faq-hero__eyebrow {
  margin: clamp(20px, 4vw, 40px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--sand);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(34px, 6vw, 76px);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.8;
  color: rgba(59, 36, 18, 0.86);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(22px, 3.5vw, 38px);
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid rgba(139, 90, 43, 0.28);
  background: var(--white);
  color: var(--brown);
  font-size: 14px;
  text-decoration: none;
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow: var(--shadow-soft);
}

/* ---------- 主体两栏 ---------- */

.page-faq .faq-layout {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  padding-block: clamp(30px, 5vw, 72px);
}

.page-faq .faq-index {
  border-left: 2px solid var(--gold);
  padding-left: 16px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sand);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--white);
  color: var(--brown);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--gold-soft);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}

.page-faq .faq-index__cta {
  margin-top: 14px;
  display: inline-flex;
}

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

/* ---------- 章节 ---------- */

.page-faq .faq-section + .faq-section {
  margin-top: clamp(38px, 6vw, 84px);
  padding-top: clamp(30px, 5vw, 60px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .chapter__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
}

.page-faq .chapter__title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.25;
  color: var(--ink);
}

.page-faq .chapter__lede {
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(59, 36, 18, 0.84);
}

/* ---------- 三步进度 ---------- */

.page-faq .step-track {
  display: grid;
  gap: 14px;
  margin: clamp(22px, 3.6vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .step-card {
  position: relative;
  padding: 22px 22px 24px;
  border-radius: var(--radius-m);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.page-faq .step-card:nth-child(2) {
  background: var(--gold-soft);
}

.page-faq .step-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: var(--gold);
  color: var(--brown);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
}

.page-faq .step-card__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  color: var(--ink);
}

.page-faq .step-card__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(59, 36, 18, 0.82);
}

.page-faq .callout {
  margin-top: clamp(18px, 3vw, 28px);
}

.page-faq .callout p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
}

/* ---------- 时间轴 ---------- */

.page-faq .tl {
  position: relative;
  margin: clamp(22px, 3.6vw, 36px) 0 0;
  padding: 4px 0 4px 26px;
  list-style: none;
}

.page-faq .tl::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(212, 160, 23, 0.18) 100%);
}

.page-faq .tl__item {
  position: relative;
  padding-bottom: 24px;
}

.page-faq .tl__item:last-child {
  padding-bottom: 0;
}

.page-faq .tl__dot {
  position: absolute;
  left: -26px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--white);
  border: 2px solid var(--gold);
}

.page-faq .tl__item:first-child .tl__dot {
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(212, 160, 23, 0.18);
}

.page-faq .tl__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--blue-deep);
}

.page-faq .tl__title {
  margin: 6px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
}

.page-faq .tl__desc {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(59, 36, 18, 0.82);
}

.page-faq .faq-note {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--blue);
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(59, 36, 18, 0.8);
}

/* ---------- 图片 ---------- */

.page-faq .media {
  margin: clamp(22px, 3.6vw, 36px) 0 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--gold-soft);
}

.page-faq .media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .media__caption {
  padding: 12px 20px 16px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--sand);
  background: var(--white);
}

/* ---------- 下载 ---------- */

.page-faq .dl-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3.6vw, 34px);
}

.page-faq .dl-item {
  padding: 20px 22px;
  border-radius: var(--radius-m);
  background: var(--blue-mist);
  border-left: 4px solid var(--blue-deep);
}

.page-faq .dl-item__k {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink);
}

.page-faq .dl-item__v {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(59, 36, 18, 0.84);
}

.page-faq .faq-inline-cta {
  margin: clamp(18px, 3vw, 26px) 0 0;
}

/* ---------- 浏览器适配 ---------- */

.page-faq .browser-list {
  display: grid;
  gap: 10px;
  margin: clamp(22px, 3.6vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .browser-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  padding: 14px 18px;
  border-radius: var(--radius-s);
  background: var(--white);
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .browser-item__name {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
  min-width: 78px;
}

.page-faq .browser-item__desc {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(59, 36, 18, 0.84);
}

.page-faq .res-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-faq .res-row .pill {
  background: var(--gold-soft);
  color: var(--brown);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  padding: 7px 14px;
  border-radius: 999px;
}

/* ---------- 联系客服 ---------- */

.page-faq .prep-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3.6vw, 34px);
}

.page-faq .prep-item {
  position: relative;
  padding: 20px 22px 22px;
  border-radius: var(--radius-m);
  background: var(--white);
  border: 1px solid var(--faq-line-soft);
}

.page-faq .prep-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--blue-deep);
}

.page-faq .prep-item__title {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
}

.page-faq .prep-item__desc {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(59, 36, 18, 0.82);
}

.page-faq .contact-card {
  margin-top: clamp(22px, 3.6vw, 34px);
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, var(--brown) 0%, #2c1a0c 100%);
  color: var(--salt);
  box-shadow: var(--shadow-lift);
}

.page-faq .contact-card__label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold-soft);
}

.page-faq .contact-line {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-faq .contact-line__row {
  display: grid;
  gap: 2px;
}

.page-faq .contact-line__k {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(245, 245, 245, 0.66);
}

.page-faq .contact-line__v {
  margin: 0;
  font-size: clamp(15px, 1.8vw, 19px);
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 折叠问答 ---------- */

.page-faq .faq-extra {
  margin-top: clamp(38px, 6vw, 84px);
  padding-top: clamp(30px, 5vw, 60px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-extra__title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--ink);
}

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

.page-faq .faq-q summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 1.5px solid var(--gold);
  transition: transform 0.24s var(--ease);
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 7px;
  height: 1.5px;
  background: var(--gold-deep);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .faq-q[open] .faq-q__mark {
  transform: rotate(45deg);
}

.page-faq .faq-q__body {
  padding: 0 0 18px 26px;
}

.page-faq .faq-q__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(59, 36, 18, 0.82);
}

.page-faq .faq-q summary:focus-visible {
  outline: 2px solid var(--blue-deep);
  outline-offset: 3px;
  border-radius: var(--radius-s);
}

/* ---------- 尾部行动区 ---------- */

.page-faq .faq-cta {
  margin-top: clamp(34px, 5vw, 64px);
  padding: clamp(24px, 4vw, 48px);
  border-radius: var(--radius-l);
  background:
    radial-gradient(circle at 88% 12%, rgba(212, 160, 23, 0.28), transparent 58%),
    var(--blue-mist);
}

.page-faq .faq-cta__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(22px, 3vw, 34px);
  color: var(--ink);
}

.page-faq .faq-cta__desc {
  max-width: 62ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(59, 36, 18, 0.84);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .step-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-faq .step-card + .step-card::before {
    content: "";
    position: absolute;
    left: -15px;
    top: 34px;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--gold);
    border-right: 2px solid var(--gold);
    transform: rotate(45deg);
  }

  .page-faq .dl-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .prep-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .contact-line {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: start;
  }

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

  .page-faq .faq-index__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    border-radius: var(--radius-s);
    background: transparent;
    padding: 9px 12px;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: var(--white);
    box-shadow: var(--shadow-soft);
  }

  .page-faq .faq-hero__title {
    letter-spacing: 0.02em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-index__link,
  .page-faq .faq-q__mark {
    transition: none;
  }

  .page-faq .faq-chip:hover,
  .page-faq .faq-chip:focus-visible {
    transform: none;
  }
}
<<<END>>>