.page-faq {
  --faq-grid-line: rgba(221, 232, 225, 0.06);
  --faq-panel-solid: rgba(14, 43, 37, 0.78);
  --faq-panel-strong: rgba(14, 43, 37, 0.96);
  --faq-spring-soft: rgba(155, 225, 93, 0.14);
  --faq-neon-soft: rgba(57, 255, 182, 0.12);
  --faq-amber-soft: rgba(255, 177, 59, 0.14);
  --faq-pulse-soft: rgba(255, 77, 109, 0.14);
  background: var(--ink);
  color: var(--frost);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 5vw, 48px) 0 clamp(28px, 5vw, 52px);
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(57, 255, 182, 0.16), transparent 62%),
    radial-gradient(90% 80% at 92% 10%, rgba(30, 90, 255, 0.22), transparent 66%),
    linear-gradient(180deg, var(--panel), var(--ink) 82%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--faq-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(82% 74% at 26% 0%, #000 0%, transparent 76%);
  mask-image: radial-gradient(82% 74% at 26% 0%, #000 0%, transparent 76%);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 36px);
}

.page-faq .faq-hero__title {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--frost);
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  margin: 0 0 22px;
  color: var(--text-soft);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-jump .pill {
  text-decoration: none;
  font-size: 13px;
  padding: 7px 14px;
  transition: background 200ms var(--ease), color 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .faq-jump .pill:hover,
.page-faq .faq-jump .pill:focus-visible {
  background: var(--spring);
  color: var(--ink-deep);
  transform: translateY(-2px);
}

.page-faq .faq-focus {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid rgba(57, 255, 182, 0.32);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(14, 43, 37, 0.94), rgba(4, 20, 15, 0.86));
  box-shadow: 0 18px 42px rgba(4, 20, 15, 0.42);
}

.page-faq .faq-focus__label {
  margin: 0 0 4px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-focus__ver {
  margin: 0 0 10px;
  font-size: clamp(38px, 9vw, 52px);
  line-height: 1;
  color: var(--neon);
  letter-spacing: -0.02em;
}

.page-faq .faq-focus__note {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
  }
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding-top: clamp(26px, 4vw, 52px);
  padding-bottom: clamp(44px, 7vw, 84px);
}

.page-faq .faq-index {
  padding: 18px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  background: rgba(4, 20, 15, 0.5);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-soft);
  text-decoration: none;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  background: var(--faq-neon-soft);
  color: var(--neon);
}

.page-faq .faq-index__list .mono {
  font-size: 11px;
  color: var(--spring);
  letter-spacing: 0.06em;
}

.page-faq .faq-index__hint {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--hair-strong);
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 112px;
  }
}

/* ---------- 章节 ---------- */
.page-faq .faq-block {
  padding-bottom: clamp(26px, 4vw, 42px);
  margin-bottom: clamp(26px, 4vw, 42px);
  border-bottom: 1px solid var(--hair);
  scroll-margin-top: 108px;
}

.page-faq .faq-block:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  margin-bottom: 20px;
}

.page-faq .faq-block__no {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--spring);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--frost);
}

.page-faq .faq-block__note {
  grid-column: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 入口路径图 ---------- */
.page-faq .faq-path {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-path__step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: rgba(14, 43, 37, 0.6);
}

.page-faq .faq-path__dot {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.08em;
  padding-top: 2px;
}

.page-faq .faq-path__text {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

.page-faq .faq-path__step:nth-child(1) {
  border-color: rgba(155, 225, 93, 0.32);
  background: linear-gradient(150deg, var(--faq-spring-soft), rgba(14, 43, 37, 0.7));
}

.page-faq .faq-path__step:nth-child(1) .faq-path__dot {
  color: var(--spring);
}

.page-faq .faq-path__step:nth-child(2) {
  border-color: rgba(57, 255, 182, 0.32);
  background: linear-gradient(150deg, var(--faq-neon-soft), rgba(14, 43, 37, 0.7));
}

.page-faq .faq-path__step:nth-child(2) .faq-path__dot {
  color: var(--neon);
}

.page-faq .faq-path__step:nth-child(3) {
  border-color: rgba(255, 177, 59, 0.32);
  background: linear-gradient(150deg, var(--faq-amber-soft), rgba(14, 43, 37, 0.7));
}

.page-faq .faq-path__step:nth-child(3) .faq-path__dot {
  color: var(--amber);
}

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

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 20px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* ---------- 伤停图例 ---------- */
.page-faq .faq-legend {
  margin-bottom: 20px;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid var(--hair);
  border-radius: var(--radius-lg);
  background: var(--faq-panel-solid);
}

.page-faq .faq-legend__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-legend__grid {
  display: grid;
  gap: 10px;
}

.page-faq .faq-legend__cell {
  padding: 14px 16px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: rgba(4, 20, 15, 0.62);
}

.page-faq .faq-legend__chip {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 11px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-faq .faq-legend__cell p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-faq .faq-legend__cell--ok .faq-legend__chip {
  background: var(--faq-spring-soft);
  color: var(--spring);
}

.page-faq .faq-legend__cell--amber .faq-legend__chip {
  background: var(--faq-amber-soft);
  color: var(--amber);
}

.page-faq .faq-legend__cell--alert .faq-legend__chip {
  background: var(--faq-pulse-soft);
  color: var(--pulse);
}

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

/* ---------- 大屏布局卡 ---------- */
.page-faq .faq-screens {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.page-faq .faq-screen {
  padding: 16px 18px;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
}

.page-faq .faq-screen__ratio {
  margin: 0 0 4px;
  font-size: 22px;
  line-height: 1.1;
  color: var(--frost);
}

.page-faq .faq-screen__name {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--frost);
}

.page-faq .faq-screen__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-faq .faq-screen:nth-child(1) {
  background: linear-gradient(158deg, var(--faq-spring-soft), rgba(14, 43, 37, 0.92));
  border-color: rgba(155, 225, 93, 0.3);
}

.page-faq .faq-screen:nth-child(1) .faq-screen__ratio {
  color: var(--spring);
}

.page-faq .faq-screen:nth-child(2) {
  background: linear-gradient(158deg, rgba(30, 90, 255, 0.22), rgba(14, 43, 37, 0.92));
  border-color: rgba(30, 90, 255, 0.36);
}

.page-faq .faq-screen:nth-child(2) .faq-screen__ratio {
  color: #7FA2FF;
}

.page-faq .faq-screen:nth-child(3) {
  background: linear-gradient(158deg, var(--faq-amber-soft), rgba(14, 43, 37, 0.92));
  border-color: rgba(255, 177, 59, 0.3);
}

.page-faq .faq-screen:nth-child(3) .faq-screen__ratio {
  color: var(--amber);
}

@media (min-width: 760px) {
  .page-faq .faq-screens {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 收藏数据 ---------- */
.page-faq .faq-stats {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
  padding: clamp(16px, 3vw, 22px);
  border: 1px dashed var(--hair-strong);
  border-radius: var(--radius-lg);
  background: rgba(4, 20, 15, 0.42);
}

.page-faq .faq-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-faq .faq-stat__num {
  flex: none;
  min-width: 88px;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1.1;
  color: var(--neon);
  letter-spacing: -0.02em;
}

.page-faq .faq-stat__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-soft);
}

@media (min-width: 700px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-stat {
    flex-direction: column;
    gap: 4px;
  }

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

/* ---------- 联系信息 ---------- */
.page-faq .faq-contact {
  margin-bottom: 20px;
  padding: clamp(16px, 3vw, 22px);
  border: 1px solid rgba(57, 255, 182, 0.26);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(14, 43, 37, 0.94), rgba(4, 20, 15, 0.72));
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--hair-strong);
}

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

.page-faq .faq-contact__label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-contact__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--frost);
  word-break: break-word;
}

@media (min-width: 640px) {
  .page-faq .faq-contact__row {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: var(--faq-panel-solid);
  transition: border-color 220ms var(--ease), background 220ms var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--hair-strong);
}

.page-faq .faq-item[open] {
  border-color: rgba(57, 255, 182, 0.34);
  background: var(--faq-panel-strong);
}

.page-faq .faq-item > summary {
  list-style: none;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 15px 16px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--frost);
  transition: color 180ms var(--ease);
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

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

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.page-faq .faq-q {
  font-size: 11px;
  letter-spacing: 0.08em;
  padding-top: 5px;
  color: var(--spring);
}

.page-faq .faq-item[open] .faq-q {
  color: var(--neon);
}

.page-faq .faq-sign {
  width: 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.3;
  color: var(--spring);
}

.page-faq .faq-sign::before {
  content: "+";
}

.page-faq .faq-item[open] .faq-sign::before {
  content: "\2212";
}

.page-faq .faq-item[open] .faq-sign {
  color: var(--neon);
}

.page-faq .faq-answer {
  padding: 0 16px 16px 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

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

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

.page-faq .faq-answer ul {
  margin: 0 0 10px;
  padding-left: 18px;
  list-style: disc;
}

.page-faq .faq-answer li {
  margin-bottom: 5px;
}

.page-faq .faq-answer a {
  color: var(--neon);
}

@media (min-width: 640px) {
  .page-faq .faq-answer {
    padding: 0 18px 18px 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump .pill,
  .page-faq .faq-item,
  .page-faq .faq-index__list a,
  .page-faq .faq-item > summary {
    transition: none;
  }

  .page-faq .faq-jump .pill:hover {
    transform: none;
  }
}
<<<END>>>