.page-disclaimer {
  --dc-line: rgba(20, 67, 90, 0.3);
  --dc-line-soft: rgba(20, 67, 90, 0.14);
  --dc-grid: rgba(20, 67, 90, 0.07);
  --dc-shadow: rgba(10, 16, 22, 0.18);
  --dc-num: rgba(10, 16, 22, 0.22);
  --dc-num-strong: rgba(10, 16, 22, 0.5);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--dc-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--dc-grid) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: -1px -1px;
  color: var(--ink-paper);
  overflow-x: hidden;
  padding-block: 0 clamp(3rem, 8vw, 5.5rem);
}

.page-disclaimer .terms-wrap {
  width: 100%;
  max-width: 74rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
}

/* 面包屑在暖纸底上的可读性 */
.page-disclaimer .breadcrumb {
  padding-block: clamp(1rem, 3vw, 1.75rem) clamp(0.5rem, 1.5vw, 0.9rem);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--paper-muted);
}

.page-disclaimer .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.6rem;
  color: var(--dc-line);
}

.page-disclaimer .breadcrumb a {
  color: var(--paper-muted);
  text-decoration-color: var(--orange);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--orange);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--ink-paper);
  font-weight: 700;
}

/* 顶部窄幅深色数据条 */
.page-disclaimer .terms-banner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--ink);
  border: 2px solid var(--line);
  box-shadow: 8px 8px 0 var(--dc-shadow);
  color: var(--snow);
  overflow: hidden;
}

.page-disclaimer .terms-banner__body {
  padding: clamp(1.4rem, 4vw, 2.6rem);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.page-disclaimer .terms-banner .eyebrow {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-disclaimer h1 {
  margin: 0;
  font-size: var(--step-6);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--snow);
  text-wrap: balance;
}

.page-disclaimer .terms-banner__lede {
  margin: 0;
  max-width: 46ch;
  font-size: var(--step-4);
  line-height: 1.75;
  color: rgba(244, 249, 255, 0.82);
}

.page-disclaimer .terms-banner__ticker {
  margin: 0.4rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(30, 147, 176, 0.4);
  font-size: var(--step-1);
  letter-spacing: 0.08em;
  color: var(--ice-light);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .terms-banner__media {
  position: relative;
  overflow: hidden;
  max-height: 200px;
  border-top: 2px solid var(--line);
}

.page-disclaimer .terms-banner__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.85);
}

/* 条款主体 */
.page-disclaimer .clauses {
  margin-top: clamp(2rem, 5vw, 3.25rem);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 2.75rem minmax(0, 1fr);
  column-gap: 0.9rem;
  padding-block: clamp(1.75rem, 4.5vw, 2.75rem);
  border-top: 1px solid var(--dc-line-soft);
}

.page-disclaimer .clause:first-child {
  border-top: 2px solid var(--dc-line);
}

.page-disclaimer .clause-num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-size: var(--step-4);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--dc-num);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s ease;
}

.page-disclaimer .clause-head,
.page-disclaimer .clause-list,
.page-disclaimer .cite-figure {
  grid-column: 2;
}

.page-disclaimer .clause-head h2 {
  margin: 0;
  font-size: var(--step-5);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-paper);
}

.page-disclaimer .clause-tag {
  margin: 0.45rem 0 0;
  font-size: var(--step-1);
  letter-spacing: 0.2em;
  color: var(--paper-muted);
}

.page-disclaimer .clause:focus-within .clause-num {
  color: var(--orange);
}

.page-disclaimer .clause-list {
  list-style: none;
  counter-reset: dc-item;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.page-disclaimer .clause-list > li {
  counter-increment: dc-item;
  position: relative;
  padding-left: 2.1rem;
  font-size: var(--step-4);
  line-height: 1.8;
  color: var(--ink-paper);
}

.page-disclaimer .clause-list > li::before {
  content: counter(dc-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.2em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--dc-num-strong);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .clause-list strong {
  font-weight: 800;
  color: var(--ink-paper);
}

.page-disclaimer a {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer a:hover {
  color: var(--orange);
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* 长条目折叠 */
.page-disclaimer .clause-more {
  margin-top: 0.85rem;
  padding-left: 0.95rem;
  border-left: 3px solid var(--orange);
}

.page-disclaimer .clause-more summary {
  display: inline-block;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.08em;
  color: var(--ice);
  text-decoration: underline;
  text-decoration-style: dashed;
  text-underline-offset: 4px;
  list-style: none;
}

.page-disclaimer .clause-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause-more summary::after {
  content: "＋";
  margin-left: 0.5rem;
  font-size: 0.9em;
}

.page-disclaimer .clause-more[open] summary::after {
  content: "－";
}

.page-disclaimer .clause-more summary:hover {
  color: var(--orange);
}

.page-disclaimer .clause-more summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-disclaimer .clause-more p {
  margin: 0.75rem 0 0;
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--paper-muted);
}

/* 引用示意 */
.page-disclaimer .cite-figure {
  margin: 1.75rem 0 0;
  padding: 1.1rem 1.2rem 0.9rem;
  border: 1px solid var(--dc-line);
  background: rgba(255, 255, 255, 0.45);
}

.page-disclaimer .cite-figure svg {
  display: block;
  width: 100%;
  height: auto;
  color: var(--dc-num-strong);
  font-family: var(--font-sans);
}

.page-disclaimer .cite-figure figcaption {
  margin-top: 0.7rem;
  font-size: var(--step-2);
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--paper-muted);
}

/* 回到开头 */
.page-disclaimer .terms-back {
  margin: clamp(2rem, 5vw, 3rem) 0 0;
  display: flex;
  justify-content: flex-end;
  padding-top: 1.25rem;
  border-top: 1px solid var(--dc-line-soft);
}

.page-disclaimer .terms-back a {
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.12em;
  text-decoration: none;
  padding: 0.55rem 0.9rem;
  border: 2px solid var(--ink-paper);
  box-shadow: 4px 4px 0 var(--dc-shadow);
  background: transparent;
}

.page-disclaimer .terms-back a:hover {
  color: var(--orange);
  border-color: var(--orange);
}

@media (min-width: 768px) {
  .page-disclaimer .terms-banner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  }

  .page-disclaimer .terms-banner__media {
    max-height: none;
    border-top: 0;
    border-left: 2px solid var(--line);
  }

  .page-disclaimer .terms-banner__media img {
    min-height: 100%;
  }

  .page-disclaimer .clause {
    grid-template-columns: 4.5rem minmax(0, 1fr);
    column-gap: 1.6rem;
  }

  .page-disclaimer .clause-num {
    font-size: var(--step-6);
  }

  .page-disclaimer .clause-list > li {
    max-width: 62ch;
  }

  .page-disclaimer .cite-figure {
    max-width: 46rem;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .terms-banner__body {
    padding: clamp(2rem, 3.4vw, 3rem);
  }

  .page-disclaimer h1 {
    font-size: var(--step-7);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-num,
  .page-disclaimer a,
  .page-disclaimer .clause-more summary {
    transition: none;
  }
}