.page-disclaimer {
  --d-num-col: 48px;
  --d-hair: rgba(169, 182, 199, 0.16);
  padding-bottom: 48px;
}

@media (min-width: 768px) {
  .page-disclaimer {
    --d-num-col: 64px;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer {
    --d-num-col: 76px;
  }
}

/* 面包屑 */
.page-disclaimer .breadcrumbs {
  padding-top: 24px;
}

.page-disclaimer .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--fs-14);
}

.page-disclaimer .breadcrumbs__list li {
  display: flex;
  align-items: center;
}

.page-disclaimer .breadcrumbs__list li + li::before {
  content: "/";
  display: inline-block;
  margin: 0 10px;
  color: var(--steel-strong);
}

.page-disclaimer .breadcrumbs__list a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .breadcrumbs__list a:hover,
.page-disclaimer .breadcrumbs__list a:focus-visible {
  color: var(--accent);
}

.page-disclaimer .breadcrumbs__list [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-disclaimer .d-hero {
  position: relative;
  overflow: hidden;
  padding-top: 28px;
}

.page-disclaimer .d-hero__grid {
  display: grid;
  gap: 14px;
  max-width: 780px;
}

.page-disclaimer .d-hero__title {
  margin: 0;
  max-width: 18ch;
}

.page-disclaimer .d-hero__lede {
  margin: 0;
  max-width: 64ch;
}

@media (min-width: 980px) {
  .page-disclaimer .d-hero::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 62%;
    right: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
      115deg,
      rgba(0, 229, 192, 0.14) 0 1px,
      transparent 1px 13px
    );
    opacity: 0.7;
  }
}

.page-disclaimer .d-strip {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(100deg, rgba(0, 229, 192, 0.08), rgba(0, 229, 192, 0) 58%);
}

.page-disclaimer .d-strip__cell {
  flex: 1 1 190px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 18px;
  border-right: 1px solid var(--border);
}

.page-disclaimer .d-strip__cell:last-child {
  border-right: 0;
}

.page-disclaimer .d-strip__k {
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .d-strip__v {
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--text);
}

@media (max-width: 719px) {
  .page-disclaimer .d-strip__cell {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .page-disclaimer .d-strip__cell:last-child {
    border-bottom: 0;
  }
}

/* 正文骨架 */
.page-disclaimer .d-body__grid {
  display: grid;
  gap: 36px;
}

@media (min-width: 1000px) {
  .page-disclaimer .d-body__grid {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 76px;
    align-items: start;
  }
}

/* 目录 */
.page-disclaimer .d-toc__title {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .d-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
}

.page-disclaimer .d-toc__link {
  display: block;
  padding: 7px 12px;
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    padding-left var(--dur) var(--ease);
}

.page-disclaimer .d-toc__link:hover,
.page-disclaimer .d-toc__link:focus-visible {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-soft);
  padding-left: 16px;
}

@media (min-width: 1000px) {
  .page-disclaimer .d-toc {
    position: sticky;
    top: calc(var(--masthead-space) + 20px);
  }

  .page-disclaimer .d-toc__list {
    grid-template-columns: minmax(0, 1fr);
    border-left: 1px solid var(--border);
  }
}

/* 条款 */
.page-disclaimer .d-clauses {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-disclaimer .d-clause {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  scroll-margin-top: calc(var(--masthead-space) + 24px);
}

.page-disclaimer .d-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .d-clause:last-child {
  border-bottom: 1px solid var(--border);
}

.page-disclaimer .d-clause__head {
  display: grid;
  grid-template-columns: var(--d-num-col) minmax(0, 1fr);
  gap: 0 16px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-disclaimer .d-clause__no {
  font-size: var(--fs-24);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--accent);
  opacity: 0.78;
}

.page-disclaimer .d-clause__title {
  margin: 0;
}

.page-disclaimer .d-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-disclaimer .d-item {
  display: grid;
  grid-template-columns: var(--d-num-col) minmax(0, 1fr);
  gap: 0 16px;
  padding: 12px 0;
  border-top: 1px solid var(--d-hair);
  transition: background-color var(--dur) var(--ease);
}

.page-disclaimer .d-item:first-child {
  border-top: 0;
}

.page-disclaimer .d-item:hover {
  background: linear-gradient(90deg, rgba(0, 229, 192, 0.06), rgba(0, 229, 192, 0) 72%);
}

.page-disclaimer .d-item__no {
  font-size: var(--fs-14);
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .d-item:hover .d-item__no,
.page-disclaimer .d-item:focus-within .d-item__no {
  color: var(--accent);
}

.page-disclaimer .d-item__text {
  margin: 0;
  max-width: 66ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-disclaimer .d-item__text a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 192, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

.page-disclaimer .d-mark {
  font-weight: 700;
  color: var(--paper);
}

.page-disclaimer .d-mark::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 8px;
  vertical-align: 0.28em;
  background: var(--orange);
}

/* 插图 */
.page-disclaimer .d-figure {
  margin: 26px 0 4px;
}

.page-disclaimer .d-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--surface-2);
}

.page-disclaimer .d-figure__cap {
  display: block;
  margin-top: 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* 折叠说明 */
.page-disclaimer .d-fold {
  margin-top: 18px;
  border: 1px solid var(--border);
  background: var(--surface-2);
}

.page-disclaimer .d-fold__sum {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--text);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .d-fold__sum::-webkit-details-marker {
  display: none;
}

.page-disclaimer .d-fold__sum::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  line-height: 1;
  color: var(--accent);
}

.page-disclaimer .d-fold[open] .d-fold__sum::before {
  content: "−";
}

.page-disclaimer .d-fold__sum:hover,
.page-disclaimer .d-fold__sum:focus-visible {
  color: var(--accent);
}

.page-disclaimer .d-fold__sum:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.page-disclaimer .d-fold__body {
  margin: 0;
  padding: 0 18px 18px 42px;
  max-width: 66ch;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--muted);
}

/* 帮助区操作 */
.page-disclaimer .d-help__cta {
  margin: 22px 0 0;
}

/* 步骤条 */
.page-disclaimer .d-flow__head {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
  max-width: 60ch;
}

.page-disclaimer .d-flow__head .h2 {
  margin: 0;
}

.page-disclaimer .d-flow__head .muted {
  margin: 0;
}

.page-disclaimer .d-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border);
}

.page-disclaimer .d-step {
  position: relative;
  padding: 26px 4px 26px 0;
  border-bottom: 1px solid var(--border);
}

.page-disclaimer .d-step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--accent);
  opacity: 0.85;
}

.page-disclaimer .d-step__no {
  display: block;
  margin-bottom: 10px;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--accent);
}

.page-disclaimer .d-step__title {
  margin: 0 0 8px;
}

.page-disclaimer .d-step__text {
  margin: 0;
  max-width: 36ch;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 820px) {
  .page-disclaimer .d-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--border);
  }

  .page-disclaimer .d-step {
    padding: 30px 28px 30px 0;
    border-bottom: 0;
    border-right: 1px solid var(--border);
  }

  .page-disclaimer .d-step:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .d-toc__link,
  .page-disclaimer .d-item,
  .page-disclaimer .d-item__no,
  .page-disclaimer .d-fold__sum {
    transition: none;
  }
}