.page-faq {
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2rem, 5vw, 3.25rem);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 58%;
  background: var(--sky-mist);
  clip-path: polygon(0 42%, 100% 0, 100% 100%, 0 100%);
  z-index: -1;
  pointer-events: none;
}

.page-faq .faq-crumb {
  margin-bottom: clamp(0.9rem, 2.5vw, 1.6rem);
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8rem;
  color: var(--grey);
}

.page-faq .faq-crumb li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--line);
}

.page-faq .faq-crumb a {
  color: var(--grey);
  text-decoration: none;
}

.page-faq .faq-crumb a:hover {
  color: var(--red-deep);
}

.page-faq .faq-crumb [aria-current] {
  color: var(--ink);
  font-weight: 600;
}

.page-faq .faq-hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(2.05rem, 5.4vw, 3.75rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  max-width: 20ch;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 36em;
  font-size: clamp(0.97rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 首屏速查条 ---------- */
.page-faq .faq-quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num hint";
  column-gap: 0.7rem;
  align-items: center;
  padding: 0.8rem 0.95rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sky);
  border-radius: var(--r);
  text-decoration: none;
  color: var(--ink);
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), border-left-color var(--t) var(--ease);
}

.page-faq .faq-quick__item:nth-child(2) {
  border-left-color: var(--red);
}

.page-faq .faq-quick__item:nth-child(3) {
  border-left-color: var(--fy);
}

.page-faq .faq-quick__item:nth-child(4) {
  border-left-color: var(--fg);
}

.page-faq .faq-quick__item:hover,
.page-faq .faq-quick__item:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-quick__item:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.page-faq .faq-quick__num {
  grid-area: num;
  font-size: 0.78rem;
  color: var(--grey);
  letter-spacing: 0.06em;
}

.page-faq .faq-quick__item strong {
  grid-area: name;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-quick__hint {
  grid-area: hint;
  font-size: 0.8rem;
  color: var(--grey);
  line-height: 1.5;
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2.5rem, 6vw, 4.5rem);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
}

/* ---------- 左侧目录 ---------- */
.page-faq .faq-aside {
  position: relative;
}

.page-faq .faq-toc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 0.85rem;
  margin: 0.6rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-toc a {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.62rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color var(--t) var(--ease);
}

.page-faq .faq-toc a .mono {
  font-size: 0.72rem;
  color: var(--red);
  letter-spacing: 0.08em;
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--red-deep);
}

.page-faq .faq-aside__note {
  display: none;
  margin: 0.9rem 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 筛选按钮 ---------- */
.page-faq .faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding-bottom: 1.15rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-tab {
  font-family: var(--ff-sans);
  font-size: 0.83rem;
  letter-spacing: 0.02em;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--grey);
  cursor: pointer;
  transition: background var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .faq-tab:hover {
  border-color: var(--sky);
  color: var(--sky-deep);
}

.page-faq .faq-tab[aria-pressed="true"] {
  background: var(--sky-deep);
  border-color: var(--sky-deep);
  color: var(--paper);
}

.page-faq .faq-tab:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

/* ---------- 问题区块 ---------- */
.page-faq .faq-block {
  margin-bottom: clamp(2.25rem, 5.5vw, 3.75rem);
  scroll-margin-top: calc(var(--head-h) + 1.5rem);
}

.page-faq .faq-block:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-block__head {
  margin-bottom: 1.35rem;
}

.page-faq .faq-block__title {
  margin: 0.35rem 0 0.6rem;
  font-size: clamp(1.35rem, 3.2vw, 1.95rem);
  line-height: 1.28;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-block__intro {
  margin: 0;
  max-width: 36em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--grey);
}

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

.page-faq .qa > summary {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 0;
  list-style: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
  letter-spacing: -0.01em;
}

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

.page-faq .qa > summary:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-faq .qa__mark {
  flex: none;
  width: 1.15rem;
  height: 1.15rem;
  margin-left: auto;
  margin-top: 0.22rem;
  color: var(--sky);
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: transform var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .qa[open] .qa__mark {
  transform: rotate(135deg);
  color: var(--red);
  border-color: var(--red);
}

.page-faq .qa__body {
  padding: 0 1.6rem 1.3rem 0;
  max-width: 38em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--grey);
}

.page-faq .qa__body p {
  margin: 0 0 0.7rem;
}

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

.page-faq .qa__body a {
  color: var(--red-deep);
  text-underline-offset: 3px;
}

.page-faq .qa__body a:hover {
  color: var(--red);
}

/* 步骤 */
.page-faq .steps {
  margin: 0.9rem 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.page-faq .steps li {
  position: relative;
  padding-left: 2.35rem;
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-faq .steps .mono {
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-size: 0.78rem;
  color: var(--red);
  letter-spacing: 0.06em;
}

.page-faq .steps li::before {
  content: "";
  position: absolute;
  left: 1.35rem;
  top: 0.72em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--fy);
}

/* 列表 */
.page-faq .faq-list {
  margin: 0.4rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.page-faq .faq-list li {
  position: relative;
  padding-left: 1rem;
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--fg);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--paper-2);
}

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

.page-faq .faq-figure__caption {
  padding: 0.6rem 0.85rem;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--grey);
}

/* ---------- 六个常用入口 ---------- */
.page-faq .faq-paths {
  margin-top: 1.75rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  background: var(--sky-mist);
  border-radius: var(--r);
}

.page-faq .faq-paths__title {
  margin: 0 0 0.9rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--sky-deep);
}

.page-faq .paths {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.35rem;
}

.page-faq .paths li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  background: var(--paper);
  border-left: 2px solid var(--sky);
}

.page-faq .paths li .mono {
  font-size: 0.72rem;
  color: var(--grey);
  letter-spacing: 0.06em;
}

.page-faq .paths strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
}

.page-faq .paths strong a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--red);
}

.page-faq .paths strong a:hover {
  color: var(--red-deep);
}

.page-faq .paths li div span {
  display: block;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--grey);
}

.page-faq .faq-paths__note {
  margin: 0.9rem 0 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--sky-deep);
}

/* ---------- 深色版本对照区块 ---------- */
.page-faq .faq-block--dark {
  padding: clamp(1.35rem, 4vw, 2.5rem);
  background: var(--sky-deep);
  color: var(--onDark);
  border-radius: var(--r);
}

.page-faq .faq-block--dark .faq-block__title {
  color: var(--paper);
}

.page-faq .faq-block--dark .faq-block__intro {
  color: rgba(247, 245, 239, 0.78);
}

.page-faq .faq-block--dark .kicker {
  color: var(--fy);
}

.page-faq .faq-block--dark .qa {
  border-bottom-color: rgba(247, 245, 239, 0.2);
}

.page-faq .faq-block--dark .qa > summary {
  color: var(--paper);
}

.page-faq .faq-block--dark .qa__mark {
  color: var(--paper);
  border-color: rgba(247, 245, 239, 0.4);
}

.page-faq .faq-block--dark .qa[open] .qa__mark {
  color: var(--fy);
  border-color: var(--fy);
}

.page-faq .faq-block--dark .qa__body {
  color: rgba(247, 245, 239, 0.8);
}

.page-faq .faq-block--dark .qa__body a {
  color: var(--fy);
}

.page-faq .faq-block--dark .faq-figure {
  border-color: rgba(247, 245, 239, 0.22);
  background: rgba(247, 245, 239, 0.06);
}

.page-faq .faq-block--dark .faq-figure__caption {
  border-top-color: rgba(247, 245, 239, 0.22);
  color: rgba(247, 245, 239, 0.7);
}

/* 双栏对照卡 */
.page-faq .vs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 1.25rem 0 1.5rem;
}

.page-faq .vs__card {
  padding: 1.1rem 1.15rem;
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--r);
  box-shadow: var(--shadow-1);
}

.page-faq .vs__card:first-child {
  border-top: 3px solid var(--sky);
}

.page-faq .vs__card:last-child {
  border-top: 3px solid var(--fb);
}

.page-faq .vs__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.14rem 0.45rem;
  border-radius: 2px;
  font-family: var(--ff-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.page-faq .vs__tag--a {
  background: var(--sky);
  color: var(--paper);
}

.page-faq .vs__tag--b {
  background: var(--fb);
  color: var(--paper);
}

.page-faq .vs__title {
  margin: 0 0 0.55rem;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .vs__list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.87rem;
  line-height: 1.7;
  color: var(--grey);
}

.page-faq .vs__list li {
  position: relative;
  padding-left: 0.95rem;
  margin-bottom: 0.35rem;
}

.page-faq .vs__list li:last-child {
  margin-bottom: 0;
}

.page-faq .vs__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--red);
}

/* ---------- 联系方式块 ---------- */
.page-faq .faq-contact {
  margin-top: 1.75rem;
  padding: clamp(1rem, 3vw, 1.4rem);
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-faq .faq-contact__title {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--sky-deep);
}

.page-faq .faq-contact__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 0.15rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-contact__row:last-child {
  border-bottom: none;
}

.page-faq .faq-contact__row dt {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  word-break: break-word;
}

.page-faq .faq-contact__row dd.mono {
  font-family: var(--ff-mono);
  letter-spacing: 0.01em;
}

.page-faq .faq-contact__note {
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 截图示意 ---------- */
.page-faq .faq-shot {
  margin: 1.25rem 0 0;
  padding: 1rem;
  border: 1px dashed var(--line);
  border-radius: var(--r);
  color: var(--sky-deep);
  text-align: center;
}

.page-faq .faq-shot svg {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin: 0 auto 0.6rem;
}

.page-faq .faq-shot .faq-figure__caption {
  border-top: none;
  padding: 0;
}

/* ---------- 收束区 ---------- */
.page-faq .faq-cta {
  padding: clamp(2rem, 5vw, 3.5rem) 0;
  background: var(--paper-2);
  border-top: 1px solid var(--line);
}

.page-faq .faq-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  align-items: center;
}

.page-faq .faq-cta h2 {
  margin: 0.35rem 0 0.6rem;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-cta__text p:last-child {
  margin: 0;
  max-width: 34em;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--grey);
}

.page-faq .faq-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.75rem;
  }
}

@media (min-width: 720px) {
  .page-faq .vs {
    grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
    gap: 1.75rem;
    position: relative;
  }

  .page-faq .vs::after {
    content: "";
    grid-column: 2;
    grid-row: 1;
    background: rgba(247, 245, 239, 0.28);
  }

  .page-faq .vs__card:first-child {
    grid-column: 1;
  }

  .page-faq .vs__card:last-child {
    grid-column: 3;
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
  }

  .page-faq .faq-shot {
    display: grid;
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    align-items: center;
    gap: 1.25rem;
    text-align: left;
  }

  .page-faq .faq-shot svg {
    margin: 0;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: clamp(2rem, 4.5vw, 4rem);
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--head-h) + 1.5rem);
  }

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

  .page-faq .faq-aside__note {
    display: block;
  }

  .page-faq .paths li:nth-child(2) {
    margin-left: 0.5rem;
  }

  .page-faq .paths li:nth-child(3) {
    margin-left: 1rem;
  }

  .page-faq .paths li:nth-child(4) {
    margin-left: 1.5rem;
  }

  .page-faq .paths li:nth-child(5) {
    margin-left: 2rem;
  }

  .page-faq .paths li:nth-child(6) {
    margin-left: 2.5rem;
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__item,
  .page-faq .qa__mark,
  .page-faq .faq-tab {
    transition: none;
  }

  .page-faq .faq-quick__item:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>