.page-faq {
  --faq-line: rgba(243, 233, 214, 0.16);
  --faq-soft: rgba(243, 233, 214, 0.82);
  --faq-gap: clamp(1rem, 2.5vw, 1.75rem);
  background: var(--night);
  color: var(--white);
  overflow-x: clip;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px rgba(242, 180, 65, 0.22);
  border-radius: 2px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(2rem, 5vw, 3.25rem);
  background:
    linear-gradient(155deg, #0B1A2E 0%, #10233C 56%, #0B1A2E 100%);
}

.page-faq .faq-hero__shape {
  position: absolute;
  top: -22%;
  right: -16%;
  width: min(660px, 82%);
  aspect-ratio: 1 / 1;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(205deg, rgba(23, 195, 166, 0.22), rgba(242, 180, 65, 0.14) 46%, rgba(11, 26, 46, 0) 74%);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
}

.page-faq .faq-hero__inner {
  position: relative;
}

.page-faq .faq-hero h1 {
  margin: 0.7rem 0 0;
  max-width: 18ch;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__lead {
  margin: 1.15rem 0 0;
  max-width: 62ch;
  font-size: clamp(1rem, 2.2vw, 1.13rem);
  line-height: 1.8;
  color: var(--faq-soft);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump__link {
  display: inline-block;
  padding: 0.55rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--paper);
  text-decoration: none;
  background: rgba(243, 233, 214, 0.06);
  border: 1px solid var(--line-dark);
  clip-path: polygon(11px 0, 100% 0, 100% 100%, 0 100%);
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  background: var(--teal);
  color: var(--night);
  transform: translateY(-2px);
}

/* ---------- 教程轴 ---------- */

.page-faq .faq-axis {
  position: relative;
  padding: clamp(2.25rem, 5vw, 3.5rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.page-faq .faq-axis::before {
  content: "";
  display: none;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 3.4rem;
  width: 2px;
  background: linear-gradient(180deg, rgba(14, 140, 121, 0), var(--teal-deep) 7%, var(--teal-deep) 93%, rgba(14, 140, 121, 0));
  opacity: 0.7;
}

.page-faq .faq-node {
  position: relative;
  padding: 0 0 clamp(2.5rem, 6vw, 4.25rem);
  scroll-margin-top: 96px;
}

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

.page-faq .faq-node__num {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.page-faq .faq-node__num::before {
  content: "";
  width: 1.7rem;
  height: 2px;
  background: var(--teal-deep);
}

.page-faq .faq-node__num span {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--teal);
}

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

.page-faq .faq-node h2 {
  margin: 0.55rem 0 0;
  font-size: clamp(1.5rem, 4vw, 2.15rem);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-faq .faq-node p {
  margin: 0.95rem 0 0;
  max-width: 68ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--faq-soft);
}

.page-faq .faq-lead {
  font-size: clamp(1rem, 2.2vw, 1.08rem);
  color: rgba(243, 233, 214, 0.9);
}

.page-faq .faq-link {
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-link:hover {
  color: var(--teal);
}

/* ---------- 步骤卡 ---------- */

.page-faq .step-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .step-card {
  position: relative;
  padding: 1.3rem 1.2rem 1.4rem;
  background: linear-gradient(168deg, var(--paper) 0%, #EADDC5 100%);
  color: var(--night);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform 200ms ease, background 200ms ease;
}

.page-faq .step-card:hover {
  transform: translateY(-6px);
  background: linear-gradient(168deg, #FFFDF7 0%, var(--paper) 100%);
}

.page-faq .step-card__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1;
  color: var(--teal-deep);
}

.page-faq .step-card h3 {
  margin: 0.6rem 0 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--night);
}

.page-faq .step-card p {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
  line-height: 1.72;
  color: rgba(11, 26, 46, 0.78);
}

/* ---------- 小结条 ---------- */

.page-faq .sum-bar {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  max-width: 68ch;
  margin: 1.5rem 0 0;
  padding: 0.9rem 1.15rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--paper);
  background: rgba(23, 195, 166, 0.1);
  border-left: 3px solid var(--teal);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-faq .sum-bar__tick {
  color: var(--teal);
  font-weight: 700;
  line-height: 1.7;
}

/* ---------- 图文分栏 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
  margin-top: 0.4rem;
}

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

.page-faq .faq-shot {
  margin: 1.4rem 0 0;
}

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

/* ---------- 阅读顺序 ---------- */

.page-faq .read-order {
  display: grid;
  gap: 0.7rem;
  margin: 1.3rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: ro;
}

.page-faq .read-order li {
  position: relative;
  padding: 0.95rem 1.1rem 0.95rem 3.3rem;
  font-size: 0.97rem;
  line-height: 1.72;
  color: rgba(243, 233, 214, 0.86);
  background: rgba(243, 233, 214, 0.05);
  border-left: 2px solid var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-faq .read-order li::before {
  counter-increment: ro;
  content: counter(ro, decimal-leading-zero);
  position: absolute;
  left: 1.05rem;
  top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--gold);
}

.page-faq .read-order b {
  color: var(--white);
  font-weight: 700;
}

/* ---------- 折叠问答 ---------- */

.page-faq .qa {
  margin-top: 0.7rem;
  background: rgba(243, 233, 214, 0.045);
  border-left: 2px solid rgba(243, 233, 214, 0.12);
  transition: border-color 180ms ease, background 180ms ease;
}

.page-faq .qa[open] {
  border-left-color: var(--gold);
  background: rgba(243, 233, 214, 0.08);
}

.page-faq .qa > summary {
  cursor: pointer;
  padding: 1rem 1.1rem;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
  list-style: none;
}

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

.page-faq .qa > summary::after {
  content: "+";
  float: right;
  margin-left: 1rem;
  font-family: var(--font-mono);
  color: var(--teal);
}

.page-faq .qa[open] > summary::after {
  content: "–";
  color: var(--gold);
}

.page-faq .qa > p {
  margin: 0;
  padding: 0 1.1rem 1.1rem;
  max-width: 68ch;
  font-size: 0.95rem;
  line-height: 1.78;
  color: rgba(243, 233, 214, 0.8);
}

/* ---------- 联系方式卡 ---------- */

.page-faq .help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-faq .help-card {
  padding: 1.25rem 1.2rem 1.35rem;
  background: linear-gradient(162deg, rgba(127, 182, 217, 0.14), rgba(11, 26, 46, 0.42));
  border: 1px solid var(--line-dark);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .help-card h3 {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--white);
}

.page-faq .help-card__value {
  margin: 0.6rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 2.6vw, 1.15rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.5;
  color: var(--gold);
  word-break: break-word;
}

.page-faq .help-card p {
  margin: 0.55rem 0 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--faq-soft);
}

.page-faq .faq-addr {
  margin: 1.3rem 0 0;
  font-size: 0.95rem;
  color: rgba(243, 233, 214, 0.72);
}

.page-faq .faq-outro {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-faq .step-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-axis::before {
    display: block;
  }

  .page-faq .faq-node {
    display: grid;
    grid-template-columns: 6.8rem minmax(0, 1fr);
    column-gap: 2.5rem;
  }

  .page-faq .faq-node__num {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 0;
    margin-bottom: 0;
    padding-top: 0.3rem;
  }

  .page-faq .faq-node__num::before {
    display: none;
  }

  .page-faq .faq-node__num span {
    padding: 0.3rem 0.55rem;
    background: var(--night);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 2.2rem;
  }

  .page-faq .faq-split .faq-shot {
    margin-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .step-card,
  .page-faq .qa {
    transition: none;
  }

  .page-faq .faq-jump__link:hover,
  .page-faq .step-card:hover {
    transform: none;
  }
}
<<<END>>>