.page-disclaimer {
  --disc-measure: 74ch;
  --disc-inset: clamp(0rem, 4vw, 3.25rem);
  color: var(--text-100);
  padding-block: clamp(1.25rem, 4vw, 2.5rem) clamp(2rem, 6vw, 4rem);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumbs {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--text-300);
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-disclaimer .breadcrumbs a {
  color: var(--text-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  color: var(--cool-400);
  border-bottom-color: var(--cool-400);
}

.page-disclaimer .breadcrumbs__sep {
  margin: 0 0.5rem;
  color: var(--line-600);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  border-top: 2px solid var(--line-600);
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-disclaimer .terms-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .terms-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--violet-500);
  margin: 0;
}

.page-disclaimer .terms-hero h1 {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(2.25rem, 9vw, 4rem);
  line-height: 1.08;
  margin: 0.5rem 0 1rem;
  color: var(--text-100);
}

.page-disclaimer .terms-hero__lede {
  max-width: 60ch;
  margin: 0;
  font-size: clamp(0.9375rem, 2.4vw, 1.0625rem);
  line-height: 1.9;
  color: var(--text-300);
}

.page-disclaimer .terms-hero__meta {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px dashed var(--line-600);
  display: grid;
  gap: 0.625rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-300);
}

.page-disclaimer .terms-hero__meta-item {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  align-items: baseline;
}

.page-disclaimer .terms-hero__meta-item .mono {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pulse-500);
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .terms-banner {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  border: 2px solid var(--line-600);
  box-shadow: var(--shadow-hard);
  background: var(--ink-800);
}

.page-disclaimer .terms-banner .media-frame__inner {
  display: block;
  overflow: hidden;
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .terms-index {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  border-top: 2px solid var(--line-600);
  border-bottom: 2px solid var(--line-600);
  padding-block: clamp(0.875rem, 2.5vw, 1.25rem);
}

.page-disclaimer .terms-index__label {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet-500);
}

.page-disclaimer .terms-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.25rem;
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line-600) transparent;
}

.page-disclaimer .terms-index__item {
  flex: 0 0 auto;
}

.page-disclaimer .terms-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  border: 1px solid var(--line-600);
  background: var(--ink-800);
  color: var(--text-100);
  font-size: 0.875rem;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .terms-index__link:hover,
.page-disclaimer .terms-index__link:focus-visible {
  border-color: var(--cool-400);
  background: var(--ink-700);
}

.page-disclaimer .terms-index__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--violet-500);
  font-variant-numeric: tabular-nums;
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .terms-list {
  counter-reset: term;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .terms-item {
  counter-increment: term;
  border-top: 1px solid var(--line-600);
  padding-block: clamp(1.25rem, 3.5vw, 2rem);
  scroll-margin-top: 5.5rem;
}

.page-disclaimer .terms-item:last-of-type {
  border-bottom: 1px solid var(--line-600);
}

.page-disclaimer .terms-item__summary {
  display: block;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .terms-item__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .terms-item__title {
  position: relative;
  margin: 0;
  padding-left: clamp(2rem, 6vw, 2.75rem);
  padding-right: 2rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1.0625rem, 3.4vw, 1.375rem);
  line-height: 1.5;
  color: var(--text-100);
  transition: color 0.2s var(--ease);
}

.page-disclaimer .terms-item__title::before {
  content: counter(term, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.28em;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--violet-500);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .terms-item__title::after {
  content: "";
  position: absolute;
  right: 0.25rem;
  top: 0.72em;
  width: 0.5em;
  height: 0.5em;
  border-right: 2px solid var(--text-300);
  border-bottom: 2px solid var(--text-300);
  transform: rotate(45deg);
  transition: transform 0.25s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .terms-item[open] .terms-item__title::after {
  transform: rotate(-135deg);
}

.page-disclaimer .terms-item__summary:hover .terms-item__title,
.page-disclaimer .terms-item__summary:focus-visible .terms-item__title {
  color: var(--cool-400);
}

.page-disclaimer .terms-item__summary:focus-visible {
  outline: 2px solid var(--cool-400);
  outline-offset: 4px;
}

.page-disclaimer .terms-item__body {
  margin-top: clamp(0.875rem, 2.5vw, 1.25rem);
  padding-left: clamp(2rem, 6vw, 2.75rem);
  max-width: var(--disc-measure);
  font-size: clamp(0.9375rem, 2.4vw, 1rem);
  line-height: 1.9;
  color: var(--text-300);
}

.page-disclaimer .terms-item__body p {
  margin: 0 0 1rem;
}

.page-disclaimer .terms-item__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-item__body strong {
  color: var(--text-100);
  font-weight: 700;
}

.page-disclaimer .terms-item__body ul {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.625rem;
}

.page-disclaimer .terms-item__body li {
  position: relative;
  padding-left: 1.5rem;
}

.page-disclaimer .terms-item__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.92em;
  width: 0.75rem;
  height: 2px;
  background: var(--cool-400);
}

.page-disclaimer .terms-item__body :is(ul, li) strong {
  color: var(--text-100);
}

.page-disclaimer .terms-sample {
  display: block;
  margin: 0 0 1rem;
  padding: 0.875rem 1.125rem;
  border-left: 3px solid var(--pulse-500);
  background: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--text-100);
  word-break: break-word;
}

/* ---------- 收束网格带 ---------- */
.page-disclaimer .terms-grid-band {
  height: clamp(72px, 12vw, 110px);
  margin-top: clamp(2.25rem, 6vw, 4rem);
  border-top: 2px solid var(--line-600);
  border-bottom: 2px solid var(--line-600);
  background-color: var(--ink-900);
  background-image:
    linear-gradient(90deg, rgba(122, 92, 255, 0.38) 0%, rgba(122, 92, 255, 0) 58%),
    repeating-linear-gradient(90deg, var(--line-600) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, var(--line-600) 0 1px, transparent 1px 24px);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .terms-item__body {
    font-size: 1rem;
  }

  .page-disclaimer .terms-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    padding-top: 1.25rem;
  }

  .page-disclaimer .terms-hero__meta-item {
    flex-direction: column;
    gap: 0.375rem;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .terms-hero__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-disclaimer .terms-hero__meta {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding: 0 0 0 1.5rem;
    border-top: 0;
    border-left: 1px dashed var(--line-600);
  }

  .page-disclaimer .terms-hero__meta-item {
    flex-direction: row;
    gap: 0.75rem;
  }

  .page-disclaimer .terms-index__list {
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .page-disclaimer .terms-banner img {
    aspect-ratio: 16 / 6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-item__title::after,
  .page-disclaimer .terms-index__link,
  .page-disclaimer .breadcrumbs a {
    transition: none;
  }
}