/* ===== 使用说明页 · 纸张叠层分节 ===== */
.page-disclaimer {
  --dl-edge: 2px solid var(--yp-indigo);
  --dl-shadow: 6px 6px 0 rgba(28, 44, 91, 0.14);
  --dl-shadow-hover: 9px 10px 0 rgba(28, 44, 91, 0.2);
  --dl-hair: rgba(28, 44, 91, 0.3);
}

.page-disclaimer .dl-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-disclaimer .dl-crumb {
  padding-block: 18px 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dl-hero {
  position: relative;
  overflow: hidden;
  padding-block: 52px 62px;
  background: linear-gradient(158deg, var(--yp-night) 0%, var(--yp-ink) 48%, var(--yp-indigo) 100%);
}

.page-disclaimer .dl-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(245, 243, 238, 0.055) 0 1px,
    transparent 1px 86px
  );
  pointer-events: none;
}

.page-disclaimer .dl-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-disclaimer .dl-hero__copy .yp-eyebrow {
  margin: 0 0 16px;
}

.page-disclaimer .dl-hero__copy .yp-title--xl {
  margin: 0 0 20px;
  font-size: clamp(30px, 6.4vw, 49px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  font-weight: 900;
}

.page-disclaimer .dl-hero__copy .yp-lead {
  margin: 0;
  max-width: 46em;
}

.page-disclaimer .dl-hero__figure {
  margin: 0;
}

.page-disclaimer .dl-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-disclaimer .dl-hero {
    padding-block: 64px 76px;
  }
  .page-disclaimer .dl-hero__inner {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: end;
    gap: 52px;
  }
}

/* ---------- 主体布局 ---------- */
.page-disclaimer .dl-rules {
  padding-block: 0 76px;
}

.page-disclaimer .dl-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: 52px;
}

@media (min-width: 1000px) {
  .page-disclaimer .dl-layout {
    grid-template-columns: minmax(0, 1fr) 268px;
    gap: 52px;
    align-items: start;
  }
  .page-disclaimer .dl-toc {
    order: 2;
  }
  .page-disclaimer .dl-cards {
    order: 1;
  }
}

/* ---------- 侧栏索引 ---------- */
.page-disclaimer .dl-toc {
  align-self: start;
  background: var(--yp-ink);
  border: 2px solid var(--yp-night);
  box-shadow: var(--dl-shadow);
  padding: 20px 18px 14px;
}

.page-disclaimer .dl-toc__title {
  margin: 0 0 10px;
  padding-bottom: 10px;
  font-family: var(--yp-font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--yp-gold);
  border-bottom: 1px solid rgba(223, 167, 71, 0.4);
}

.page-disclaimer .dl-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dl-toc__item + .dl-toc__item {
  border-top: 1px solid rgba(169, 176, 192, 0.2);
}

.page-disclaimer .dl-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 12px 4px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--yp-paper);
  text-decoration: none;
  transition: color var(--yp-t) var(--yp-ease), padding-left var(--yp-t) var(--yp-ease);
}

.page-disclaimer .dl-toc__link:hover,
.page-disclaimer .dl-toc__link:focus-visible {
  color: var(--yp-jade);
  padding-left: 10px;
}

.page-disclaimer .dl-toc__num {
  flex: 0 0 auto;
  font-family: var(--yp-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--yp-gold);
  transition: color var(--yp-t) var(--yp-ease);
}

.page-disclaimer .dl-toc__link:hover .dl-toc__num,
.page-disclaimer .dl-toc__link:focus-visible .dl-toc__num {
  color: var(--yp-jade);
}

@media (min-width: 1000px) {
  .page-disclaimer .dl-toc {
    position: sticky;
    top: 106px;
  }
}

/* ---------- 条款纸卡 ---------- */
.page-disclaimer .dl-cards {
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.page-disclaimer .dl-card {
  position: relative;
  scroll-margin-top: 120px;
  background: var(--yp-card);
  border: var(--dl-edge);
  box-shadow: var(--dl-shadow);
  padding: 26px 22px 28px;
  transition: transform var(--yp-t) var(--yp-ease), box-shadow var(--yp-t) var(--yp-ease);
}

.page-disclaimer .dl-card::after {
  content: "";
  position: absolute;
  top: 12px;
  right: 12px;
  width: 11px;
  height: 11px;
  border-top: 2px solid var(--yp-gold);
  border-right: 2px solid var(--yp-gold);
  opacity: 0.85;
  pointer-events: none;
}

.page-disclaimer .dl-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--dl-shadow-hover);
}

@media (min-width: 700px) {
  .page-disclaimer .dl-card {
    padding: 30px 30px 32px;
  }
}

.page-disclaimer .dl-card__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px dashed var(--dl-hair);
}

.page-disclaimer .dl-card__num {
  flex: 0 0 auto;
  font-family: var(--yp-font-mono);
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--yp-gold-deep);
}

.page-disclaimer .dl-card__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--yp-indigo);
}

@media (min-width: 640px) {
  .page-disclaimer .dl-card__title {
    font-size: 25px;
  }
}

.page-disclaimer .dl-card__body > p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.95;
  color: var(--yp-graphite);
}

.page-disclaimer .dl-card__body > p:last-child {
  margin-bottom: 0;
}

/* ---------- 编号条款 ---------- */
.page-disclaimer .dl-list {
  list-style: none;
  counter-reset: dl-item;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dl-list__item {
  position: relative;
  counter-increment: dl-item;
  padding-left: 38px;
  margin-bottom: 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--yp-graphite);
}

.page-disclaimer .dl-list__item:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dl-list__item::before {
  content: counter(dl-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--yp-font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--yp-gold-deep);
}

.page-disclaimer .dl-list__item a {
  color: var(--yp-indigo);
  text-decoration: underline;
  text-decoration-color: rgba(47, 191, 155, 0.6);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-disclaimer .dl-list__item a:hover {
  color: var(--yp-gold-deep);
}

.page-disclaimer .dl-mark {
  font-weight: 600;
  color: var(--yp-indigo);
  background-image: linear-gradient(transparent 64%, rgba(47, 191, 155, 0.36) 64%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  padding-bottom: 2px;
}

/* ---------- 复制按钮 ---------- */
.page-disclaimer .dl-copy {
  margin-top: 22px;
  font-size: 14px;
  letter-spacing: 0.02em;
}

/* ---------- 联系卡 ---------- */
.page-disclaimer .dl-card--contact {
  background: var(--yp-indigo);
  border-color: var(--yp-night);
  box-shadow: 6px 6px 0 rgba(8, 14, 28, 0.34);
}

.page-disclaimer .dl-card--contact:hover {
  box-shadow: 9px 10px 0 rgba(8, 14, 28, 0.42);
}

.page-disclaimer .dl-card--contact .dl-card__head {
  border-bottom-color: rgba(245, 243, 238, 0.28);
}

.page-disclaimer .dl-card--contact .dl-card__num {
  color: var(--yp-gold);
}

.page-disclaimer .dl-card--contact .dl-card__title {
  color: var(--yp-paper);
}

.page-disclaimer .dl-card--contact .dl-card__body > p,
.page-disclaimer .dl-card--contact .dl-list__item {
  color: var(--yp-paper);
}

.page-disclaimer .dl-card--contact .dl-list__item::before {
  color: var(--yp-gold);
}

.page-disclaimer .dl-card--contact .dl-mark {
  color: var(--yp-paper);
  background-image: linear-gradient(transparent 64%, rgba(223, 167, 71, 0.42) 64%);
}

.page-disclaimer .dl-cta {
  margin-top: 24px !important;
  margin-bottom: 0 !important;
}

/* ---------- 滚动显现 ---------- */
.page-disclaimer [data-reveal] {
  opacity: 0.55;
  transform: translateY(12px);
  transition: opacity 0.34s var(--yp-ease), transform 0.34s var(--yp-ease);
}

.page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal],
  .page-disclaimer [data-reveal].is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-disclaimer .dl-card,
  .page-disclaimer .dl-card:hover {
    transform: none;
    transition: none;
  }
  .page-disclaimer .dl-toc__link,
  .page-disclaimer .dl-toc__link:hover {
    padding-left: 4px;
    transition: none;
  }
}

/* ---------- 焦点可见性 ---------- */
.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible {
  outline: 2px solid var(--yp-jade);
  outline-offset: 3px;
}
<<<END>>>