/* ===== 页面作用域 · 博万娱乐使用指南 ===== */
.page-faq {
  --faq-pad: clamp(56px, 8vw, 104px);
  --faq-gap: clamp(20px, 3vw, 40px);
  background: var(--paper-50);
  color: var(--text-900);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  margin: 0;
}

.page-faq p {
  margin: 0;
}

.page-faq section[id] {
  scroll-margin-top: calc(var(--head-h) + 24px);
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ===== 01 首屏 ===== */
.page-faq .faq-hero {
  position: relative;
  background: var(--ink-950);
  color: var(--on-ink);
  padding: var(--faq-pad) 0 calc(var(--faq-pad) * 0.76);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-amber-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-amber-soft) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: 0.55;
  -webkit-mask-image: radial-gradient(130% 100% at 78% 8%, #000 0%, transparent 74%);
  mask-image: radial-gradient(130% 100% at 78% 8%, #000 0%, transparent 74%);
}

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

.page-faq .faq-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--on-ink-dim);
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-faq .faq-crumbs a {
  color: var(--amber-300);
  text-decoration: none;
}

.page-faq .faq-crumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(34px, 5vw, 64px);
  grid-template-columns: 1fr;
}

.page-faq .faq-hero__kick {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--amber-300);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-amber);
  margin-bottom: 20px;
}

.page-faq .faq-hero h1 {
  font-size: clamp(2.05rem, 5.1vw, 3.75rem);
  line-height: 1.12;
  font-weight: 800;
  color: var(--paper-50);
  margin-bottom: 22px;
}

.page-faq .faq-hero .lede {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.85;
  color: var(--on-ink);
  max-width: 48ch;
}

.page-faq .faq-hero__toc {
  border-left: 1px solid var(--line-amber);
  padding-left: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero__toc-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber-300);
  margin-bottom: 14px;
}

.page-faq .faq-hero__toc .toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-faq .faq-hero__toc .toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 8px 10px 0;
  font-size: 15px;
  color: var(--on-ink-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--line-amber-soft);
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .faq-hero__toc .toc__link .mono {
  font-size: 12px;
  color: var(--amber-600);
}

.page-faq .faq-hero__toc .toc__link:hover,
.page-faq .faq-hero__toc .toc__link[data-active] {
  color: var(--paper-50);
  padding-left: 8px;
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(230px, 0.82fr);
    align-items: end;
  }
}

/* ===== 章节标题 ===== */
.page-faq .faq-head {
  margin-bottom: clamp(30px, 4.5vw, 52px);
}

.page-faq .faq-head__num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  color: var(--amber-600);
  margin-bottom: 12px;
}

.page-faq .faq-head h2 {
  font-size: clamp(1.45rem, 2.7vw, 2.05rem);
  line-height: 1.22;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-faq .faq-head p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-500);
  max-width: 64ch;
}

/* ===== 02 三步流程 ===== */
.page-faq .faq-steps {
  background: var(--ink-800);
  color: var(--on-ink);
  padding: var(--faq-pad) 0;
}

.page-faq .faq-steps .faq-head__num {
  color: var(--amber-300);
}

.page-faq .faq-steps .faq-head h2 {
  color: var(--paper-50);
}

.page-faq .faq-steps .faq-head p {
  color: var(--on-ink-dim);
}

.page-faq .faq-steps__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line-amber);
  border-bottom: 1px solid var(--line-amber);
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(26px, 3.4vw, 36px) clamp(20px, 2.8vw, 32px);
}

.page-faq .faq-step + .faq-step {
  border-top: 1px solid var(--line-amber);
}

.page-faq .faq-step__num {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 4.6vw, 3.1rem);
  line-height: 1;
  color: var(--amber-600);
}

.page-faq .faq-step__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--paper-50);
}

.page-faq .faq-step__text {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--on-ink-dim);
}

.page-faq .faq-step__link {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  padding-bottom: 3px;
  font-size: 14.5px;
  color: var(--amber-300);
  text-decoration: none;
  border-bottom: 1px solid var(--line-amber);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-step__link:hover {
  color: var(--paper-50);
  border-color: var(--amber-300);
}

.page-faq .faq-step__arrow {
  display: none;
  position: absolute;
  top: clamp(26px, 3.4vw, 36px);
  right: clamp(16px, 2.4vw, 28px);
  width: 34px;
  height: 14px;
  color: var(--amber-600);
  opacity: 0.6;
}

@media (min-width: 880px) {
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-step + .faq-step {
    border-top: 0;
    border-left: 1px solid var(--line-amber);
  }

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

  .page-faq .faq-step:last-child .faq-step__arrow {
    display: none;
  }
}

/* ===== 03 五栏导览 ===== */
.page-faq .faq-cols {
  background: var(--paper-50);
  padding: var(--faq-pad) 0;
}

.page-faq .faq-cols__grid {
  display: grid;
  gap: clamp(34px, 5vw, 58px);
  grid-template-columns: 1fr;
}

.page-faq .faq-col-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-300);
}

.page-faq .faq-col {
  display: grid;
  gap: 4px 22px;
  grid-template-columns: 1fr;
  padding: 20px 0 20px 16px;
  border-bottom: 1px solid var(--line-300);
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-col:hover {
  background: var(--paper-100);
  border-left-color: var(--ink-600);
}

.page-faq .faq-col--key {
  background: var(--paper-100);
  border-left-color: var(--amber-600);
}

.page-faq .faq-col__idx {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--text-500);
  padding-top: 3px;
}

.page-faq .faq-col--key .faq-col__idx {
  color: var(--amber-600);
}

.page-faq .faq-col--key .faq-col__body h3 {
  color: var(--amber-600);
}

.page-faq .faq-col__body h3 {
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--text-900);
  margin-bottom: 7px;
}

.page-faq .faq-col__body p {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--text-500);
}

.page-faq .faq-cols__fig,
.page-faq .faq-glossary__fig {
  margin: 0;
}

.page-faq .faq-cols__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.02) sepia(0.06);
}

@media (min-width: 640px) {
  .page-faq .faq-col {
    grid-template-columns: 108px minmax(0, 1fr);
  }
}

@media (min-width: 980px) {
  .page-faq .faq-cols__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

/* ===== 04 常见问题 ===== */
.page-faq .faq-qa {
  background: var(--paper-100);
  padding: var(--faq-pad) 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(42px, 6vw, 68px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-900);
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ink-800);
  margin-bottom: 0;
}

.page-faq .faq-group__title .mono {
  flex: none;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--paper-50);
  background: var(--ink-800);
  padding: 3px 9px;
  border-radius: var(--radius);
}

.page-faq .faq-list {
  border-top: 0;
}

.page-faq .qa {
  border-bottom: 1px solid var(--line-300);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 4px;
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.62;
  color: var(--text-900);
  cursor: pointer;
  list-style: none;
  transition: color 0.18s var(--ease);
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q:hover {
  color: var(--amber-600);
}

.page-faq .qa[open] .qa__q {
  color: var(--amber-600);
}

.page-faq .qa__sign {
  flex: none;
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  background: var(--amber-600);
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease);
}

.page-faq .qa__sign::before {
  left: 0;
  top: 7.3px;
  width: 16px;
  height: 1.4px;
}

.page-faq .qa__sign::after {
  left: 7.3px;
  top: 0;
  width: 1.4px;
  height: 16px;
}

.page-faq .qa[open] .qa__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  padding: 0 4px 22px 30px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-500);
  max-width: 76ch;
}

.page-faq .qa__a p + p {
  margin-top: 12px;
}

.page-faq .qa__a a {
  color: var(--amber-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa[open] .qa__a {
  animation: faq-fade 0.26s var(--ease) both;
}

@keyframes faq-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ===== 05 术语对照 ===== */
.page-faq .faq-glossary {
  background: var(--ink-950);
  color: var(--on-ink);
  padding: var(--faq-pad) 0;
}

.page-faq .faq-glossary .faq-head__num {
  color: var(--amber-300);
}

.page-faq .faq-glossary .faq-head h2 {
  color: var(--paper-50);
}

.page-faq .faq-glossary .faq-head p {
  color: var(--on-ink-dim);
}

.page-faq .faq-glossary__grid {
  display: grid;
  gap: clamp(30px, 5vw, 54px);
  grid-template-columns: 1fr;
}

.page-faq .faq-glossary__fig {
  border: 1px solid var(--line-amber);
  background: var(--ink-800);
  padding: 12px;
}

.page-faq .faq-glossary__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.7) sepia(0.06);
}

.page-faq .faq-glossary__fig .img-frame__cap {
  margin-top: 12px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--on-ink-dim);
}

.page-faq .faq-glossary__list {
  margin: 0;
  border-top: 1px solid var(--line-amber);
  overflow-wrap: anywhere;
}

.page-faq .faq-term {
  display: grid;
  gap: 6px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-amber-soft);
}

.page-faq .faq-term dt {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--amber-300);
}

.page-faq .faq-term dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--on-ink-dim);
}

@media (min-width: 640px) {
  .page-faq .faq-term {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-glossary__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.35fr);
    align-items: start;
  }
}

/* ===== 06 结尾通道 ===== */
.page-faq .faq-next {
  background: var(--paper-50);
  padding: clamp(48px, 7vw, 88px) 0;
}

.page-faq .faq-next__box {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: 1fr;
  padding: clamp(26px, 4vw, 46px);
  background: var(--paper-100);
  border: 1px solid var(--line-300);
  border-left: 3px solid var(--amber-600);
}

.page-faq .faq-next__box h2 {
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  line-height: 1.25;
  margin-bottom: 12px;
}

.page-faq .faq-next__box p {
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--text-500);
  max-width: 58ch;
}

.page-faq .faq-next__box .faq-next__mail {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 14.5px;
  letter-spacing: 0.02em;
  color: var(--ink-800);
  overflow-wrap: anywhere;
}

.page-faq .faq-next__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-faq .faq-next__box {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-faq .faq-next__acts {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a {
    animation: none;
  }

  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .faq-step__link,
  .page-faq .faq-col,
  .page-faq .faq-hero__toc .toc__link {
    transition: none;
  }
}
<<<END>>>