.page-disclaimer {
  --rd-cut: 18px;
  --rd-gap: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(48px, 7vw, 92px);
  color: var(--paper);
  overflow-x: clip;
}

.page-disclaimer .rule-block {
  scroll-margin-top: var(--offset);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  padding-top: clamp(18px, 3vw, 32px);
  font-size: 13px;
}

.page-disclaimer .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .crumbs__link {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-disclaimer .crumbs__link:hover,
.page-disclaimer .crumbs__link:focus-visible {
  color: var(--blue);
}

.page-disclaimer .crumbs__sep {
  color: var(--line);
}

.page-disclaimer .crumbs__item--current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  padding: clamp(22px, 4vw, 42px) 0 clamp(18px, 3vw, 28px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .usage-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 8vw, 68px);
  line-height: 1.03;
  letter-spacing: -0.02em;
}

.page-disclaimer .usage-hero__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  color: var(--paper);
}

.page-disclaimer .usage-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .usage-hero__val {
  font-family: var(--font-num);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--green);
}

/* ---------- 步骤条 ---------- */
.page-disclaimer .step-rail {
  padding: clamp(18px, 3vw, 28px) 0 0;
}

.page-disclaimer .step-rail__track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 10px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}

.page-disclaimer .step-rail__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 172px;
  padding: 12px 20px 12px 16px;
  background: var(--ink-panel);
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - var(--rd-cut)) 0, 100% var(--rd-cut), 100% 100%, 0 100%);
  transition: border-color .24s var(--ease), transform .24s var(--ease), background .24s var(--ease);
}

.page-disclaimer .step-rail__item:hover,
.page-disclaimer .step-rail__item:focus-visible {
  border-color: var(--blue);
  background: #0F1A29;
  transform: translateY(-2px);
}

.page-disclaimer .step-rail__num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--green);
}

.page-disclaimer .step-rail__text {
  white-space: nowrap;
}

/* ---------- 页首图 ---------- */
.page-disclaimer .usage-figure {
  margin: var(--rd-gap) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-panel);
}

.page-disclaimer .usage-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .usage-figure__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 规范区块 ---------- */
.page-disclaimer .rule-block {
  position: relative;
  padding: clamp(32px, 4.6vw, 52px) 0 clamp(24px, 3vw, 34px);
}

.page-disclaimer .rule-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 11px;
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(to right, var(--line) 0 1px, transparent 1px 14px);
  background-size: 100% 7px;
  background-position: left top;
  background-repeat: repeat-x;
}

.page-disclaimer .rule-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
}

.page-disclaimer .rule-block__num {
  font-family: var(--font-num);
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--green);
}

.page-disclaimer .rule-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-disclaimer .rule-block__hint {
  flex: 1 1 100%;
  margin: 4px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .rule-list {
  counter-reset: rd-clause;
  list-style: none;
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  padding: 0;
}

.page-disclaimer .rule-list__item {
  counter-increment: rd-clause;
  display: grid;
  grid-template-columns: 2.6em minmax(0, 1fr);
  gap: 2px 12px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 15.5px;
  line-height: 1.72;
}

.page-disclaimer .rule-list__item::before {
  content: counter(rd-clause, decimal-leading-zero);
  padding-top: 4px;
  font-family: var(--font-num);
  font-size: 13px;
  line-height: 1;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-disclaimer .rule-list__item a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 183, 255, .38);
}

.page-disclaimer .rule-list__item a:hover,
.page-disclaimer .rule-list__item a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-disclaimer .rule-list .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  color: var(--green);
}

/* ---------- 收尾面板 ---------- */
.page-disclaimer .usage-close {
  position: relative;
  margin-top: clamp(30px, 4vw, 52px);
  padding: clamp(24px, 3.4vw, 40px);
  background: linear-gradient(158deg, var(--ink-panel) 0%, var(--green-deep) 150%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  clip-path: polygon(0 0, calc(100% - var(--rd-cut)) 0, 100% var(--rd-cut), 100% 100%, 0 100%);
}

.page-disclaimer .usage-close__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.25;
}

.page-disclaimer .usage-close__text {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--paper);
}

.page-disclaimer .usage-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 860px) {
  .page-disclaimer .step-rail__track {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .step-rail__item {
    min-width: 0;
    padding: 14px 18px 14px 16px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .rule-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(30px, 4.5vw, 60px);
  }

  .page-disclaimer .rule-block__hint {
    flex: 0 1 auto;
    margin-left: auto;
    text-align: right;
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 560px) {
  .page-disclaimer .usage-hero__facts {
    gap: 8px 20px;
  }

  .page-disclaimer .rule-list__item {
    grid-template-columns: 2.2em minmax(0, 1fr);
    font-size: 15px;
  }

  .page-disclaimer .step-rail__item {
    min-width: 156px;
    font-size: 13px;
  }

  .page-disclaimer .usage-close__links .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}
<<<END>>>