.page-faq {
  --faq-card-bg: rgba(11, 27, 47, 0.72);
  --faq-glow: rgba(139, 92, 246, 0.36);
  display: block;
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding: 20px 0 0;
}
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--slate);
}
.page-faq .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.page-faq .breadcrumb a:hover {
  color: var(--cyan);
}
.page-faq .breadcrumb [aria-current="page"] {
  color: var(--fog);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 50px;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -280px;
  right: -200px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle at center, var(--faq-glow), rgba(53, 224, 206, 0.1) 46%, transparent 70%);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 18%, var(--cyan) 50%, var(--line) 82%, transparent);
  opacity: 0.6;
}
.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 32px;
}
.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.95rem, 7vw, 3.2rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--fog);
}
.page-faq .faq-hero .lede {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--slate);
}
.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 26px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
  font-size: 0.875rem;
  color: var(--slate);
}
.page-faq .faq-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.page-faq .faq-hero__meta .mono {
  font-size: 1.125rem;
  color: var(--amber);
}

/* 首屏视觉 */
.page-faq .faq-hero__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 88% 100%, 0 100%);
}
.page-faq .faq-hero__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(53, 224, 206, 0.16), transparent 46%, rgba(139, 92, 246, 0.2));
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 1;
}
.page-faq .faq-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 主体两栏 */
.page-faq .faq-body {
  position: relative;
  padding: 44px 0 70px;
}
.page-faq .faq-main {
  min-width: 0;
}

/* 章节目录 */
.page-faq .faq-toc {
  margin-bottom: 30px;
}
.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--slate);
}
.page-faq .faq-toc nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
}
.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--slate);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.page-faq .faq-toc__link .mono {
  font-size: 0.6875rem;
  color: var(--amber);
}
.page-faq .faq-toc__link:hover {
  color: var(--fog);
  border-color: var(--cyan);
}
.page-faq .faq-toc__link.is-active,
.page-faq .faq-toc__link[aria-current] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(53, 224, 206, 0.08);
}

/* 章节 */
.page-faq .faq-section {
  padding-bottom: 54px;
  scroll-margin-top: 112px;
}
.page-faq .faq-section .section-head {
  margin-bottom: 18px;
}
.page-faq .faq-section h2 {
  margin: 6px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.6vw, 1.9rem);
  line-height: 1.26;
  color: var(--fog);
}
.page-faq .faq-intro {
  margin: 0 0 22px;
  max-width: 40em;
  font-size: 0.9688rem;
  line-height: 1.78;
  color: var(--slate);
}

/* 规则四张叠层卡 */
.page-faq .rule-deck {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}
.page-faq .rule-card {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, var(--panel-up), var(--panel));
  box-shadow: 0 26px 44px -36px #000;
  transition: border-color 0.3s var(--ease);
}
.page-faq .rule-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), transparent 78%);
}
.page-faq .rule-card:hover {
  border-color: var(--cyan);
}
.page-faq .rule-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}
.page-faq .rule-card h3 {
  margin: 10px 0 0;
  font-size: 1.0313rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--fog);
}
.page-faq .rule-card p:not(.rule-card__no) {
  margin: 9px 0 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--slate);
}

/* 参与前检查 */
.page-faq .check {
  padding: 18px 20px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(11, 27, 47, 0.6);
}
.page-faq .check__title {
  margin: 0 0 14px;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--fog);
}
.page-faq .check__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .check__list li {
  display: flex;
  gap: 10px;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--slate);
}
.page-faq .check__list li::before {
  content: "✓";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  color: var(--cyan);
}

/* 问答折叠 */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}
.page-faq .faq-q {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--faq-card-bg);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 0.9688rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--fog);
  transition: color 0.2s var(--ease);
}
.page-faq .faq-q summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-q summary:hover {
  color: var(--cyan);
}
.page-faq .faq-q__no {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--amber);
}
.page-faq .faq-q__sign {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-left: auto;
  margin-top: 5px;
}
.page-faq .faq-q__sign::before,
.page-faq .faq-q__sign::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.page-faq .faq-q__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}
.page-faq .faq-q__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}
.page-faq .faq-q[open] .faq-q__sign::after {
  transform: scaleY(0);
  opacity: 0;
}
.page-faq .faq-q[open] {
  border-color: rgba(53, 224, 206, 0.5);
  background: var(--panel);
}
.page-faq .faq-q__body {
  padding: 0 16px 17px 43px;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--slate);
}
.page-faq .faq-q__body p {
  margin: 0;
}

/* 换机两步 + 图 */
.page-faq .faq-adapt {
  display: grid;
  gap: 16px;
  margin-bottom: 22px;
}
.page-faq .faq-adapt__steps {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(53, 224, 206, 0.1), rgba(11, 27, 47, 0.92) 56%);
}
.page-faq .faq-adapt__steps h3 {
  margin: 0;
  font-size: 1.0313rem;
  font-weight: 700;
  color: var(--fog);
}
.page-faq .faq-adapt__steps ol {
  counter-reset: adapt;
  display: grid;
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-adapt__steps li {
  counter-increment: adapt;
  position: relative;
  padding-left: 42px;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--fog);
}
.page-faq .faq-adapt__steps li::before {
  content: counter(adapt, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--amber);
  color: #0A1622;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
}
.page-faq .faq-adapt__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--slate);
}
.page-faq .faq-adapt__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}
.page-faq .faq-adapt__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}
.page-faq .faq-adapt__figure .media__caption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--slate);
}

/* 联系卡片 */
.page-faq .contact-grid {
  display: grid;
  gap: 12px;
}
.page-faq .contact-card {
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  transition: border-color 0.25s var(--ease);
}
.page-faq .contact-card:hover {
  border-color: rgba(53, 224, 206, 0.55);
}
.page-faq .contact-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}
.page-faq .contact-card__value {
  display: block;
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--fog);
  text-decoration: none;
  word-break: break-word;
  transition: color 0.2s var(--ease);
}
.page-faq a.contact-card__value:hover {
  color: var(--cyan);
}
.page-faq .contact-card__hint {
  margin: 8px 0 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--slate);
}

/* 全部问题索引 */
.page-faq .index-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}
.page-faq .index-card {
  padding: 16px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 27, 47, 0.62);
}
.page-faq .index-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.page-faq .index-card__head h3 {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--fog);
}
.page-faq .index-card__count {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber);
}
.page-faq .index-card ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--slate);
}
.page-faq .index-card li {
  position: relative;
  padding-left: 14px;
}
.page-faq .index-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.75;
}

/* 底部延伸入口 */
.page-faq .faq-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(139, 92, 246, 0.16), rgba(11, 27, 47, 0.88));
}
.page-faq .faq-more p {
  flex: 1 1 260px;
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--slate);
}

/* 平板 */
@media (min-width: 720px) {
  .page-faq .rule-deck {
    grid-template-columns: 1fr 1fr;
    gap: 20px 22px;
    padding-bottom: 18px;
  }
  .page-faq .rule-card:nth-child(1) {
    transform: rotate(-0.5deg);
  }
  .page-faq .rule-card:nth-child(2) {
    transform: translateY(18px) rotate(0.6deg);
  }
  .page-faq .rule-card:nth-child(3) {
    transform: translateY(-4px) rotate(0.4deg);
  }
  .page-faq .rule-card:nth-child(4) {
    transform: translateY(14px) rotate(-0.6deg);
  }
  .page-faq .check__list {
    grid-template-columns: 1fr 1fr;
    gap: 9px 20px;
  }
  .page-faq .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
  .page-faq .index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-faq .faq-adapt {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }
}

/* 桌面 */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 40px 0 64px;
  }
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.04fr 0.96fr;
    align-items: center;
    gap: 48px;
  }
  .page-faq .faq-body {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    column-gap: 46px;
    align-items: start;
    padding: 56px 0 84px;
  }
  .page-faq .faq-toc {
    position: sticky;
    top: 104px;
    margin-bottom: 0;
  }
  .page-faq .faq-toc nav {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-toc__link {
    display: flex;
    width: 100%;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 9px 0 9px 15px;
    white-space: normal;
    line-height: 1.5;
  }
  .page-faq .faq-toc__link:hover {
    border-left-color: var(--cyan);
  }
  .page-faq .faq-toc__link.is-active,
  .page-faq .faq-toc__link[aria-current] {
    background: transparent;
    border-left-color: var(--cyan);
  }
  .page-faq .index-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .index-card:first-child {
    grid-column: span 2;
  }
  .page-faq .index-card:first-child ul {
    grid-template-columns: 1fr 1fr;
    gap: 7px 20px;
  }
}
<<<END>>>