.page-disclaimer {
  padding-bottom: 76px;
  overflow-x: clip;
}

.page-disclaimer .breadcrumb {
  padding-top: 20px;
}

/* ---------- 首屏标题区 ---------- */
.page-disclaimer .page-head {
  padding: 24px 0 34px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .page-head .kicker {
  margin: 0 0 14px;
}

.page-disclaimer h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 9vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-disclaimer .page-head__sub {
  max-width: 60ch;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 摘要区 ---------- */
.page-disclaimer .summary-block {
  margin-top: 34px;
}

.page-disclaimer .summary-visual {
  position: relative;
  aspect-ratio: 16 / 9;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.page-disclaimer .summary-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
}

.page-disclaimer .summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 14px;
}

.page-disclaimer .summary-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 20px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-disclaimer .summary-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .summary-card:hover,
.page-disclaimer .summary-card:focus-visible {
  border-color: var(--cyan);
  background: #172f46;
  outline: none;
}

.page-disclaimer .summary-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .summary-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer .summary-card__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.35;
  color: var(--paper);
}

.page-disclaimer .summary-card__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
}

.page-disclaimer .summary-card__go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-soft);
}

/* ---------- 条款布局 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 54px;
}

.page-disclaimer .terms-toc {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-disclaimer .terms-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-disclaimer .terms-toc__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 0 8px 12px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-disclaimer .terms-toc__link:hover,
.page-disclaimer .terms-toc__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--line);
  outline: none;
}

.page-disclaimer .terms-toc__link[data-active],
.page-disclaimer .terms-toc__link[aria-current] {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-disclaimer .terms-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .terms-body {
  min-width: 0;
}

.page-disclaimer .terms-chapter {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  scroll-margin-top: calc(var(--head-h) + 20px);
}

.page-disclaimer .terms-chapter__summary {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 20px 20px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid transparent;
  transition: background-color 0.16s ease, border-color 0.16s ease;
}

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

.page-disclaimer .terms-chapter__summary:hover {
  background: rgba(53, 224, 214, 0.05);
}

.page-disclaimer .terms-chapter__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-disclaimer .terms-chapter[open] > .terms-chapter__summary {
  border-bottom-color: var(--line);
}

.page-disclaimer .terms-chapter__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-disclaimer .terms-chapter__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: 0.005em;
  color: var(--paper);
}

.page-disclaimer .terms-chapter__chev {
  flex: none;
  width: 0;
  height: 0;
  border-left: 5px solid var(--slate);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform 0.18s ease, border-left-color 0.18s ease;
}

.page-disclaimer .terms-chapter[open] .terms-chapter__chev {
  transform: rotate(90deg);
  border-left-color: var(--cyan);
}

.page-disclaimer .terms-chapter__body {
  padding: 18px 20px 22px;
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .term-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .term {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  padding: 13px 0;
  border-top: 1px dashed rgba(42, 67, 88, 0.8);
}

.page-disclaimer .term:first-child {
  border-top: 0;
  padding-top: 2px;
}

.page-disclaimer .term__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
  padding-top: 2px;
}

.page-disclaimer .term__text {
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
  overflow-wrap: break-word;
}

.page-disclaimer .term__text a,
.page-disclaimer .terms-footnote a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .term__text a:hover,
.page-disclaimer .terms-footnote a:hover {
  color: var(--cyan-soft);
}

.page-disclaimer .terms-footnote {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 章节间刻度线 ---------- */
.page-disclaimer .terms-rule {
  height: 9px;
  margin: 18px 0;
  background:
    repeating-linear-gradient(
      90deg,
      var(--line) 0 1px,
      transparent 1px 13px
    );
  background-size: 13px 100%;
  opacity: 0.6;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .summary-visual {
    aspect-ratio: 21 / 9;
  }

  .page-disclaimer .summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-disclaimer .terms-chapter__title {
    font-size: 18px;
  }

  .page-disclaimer .terms-chapter__summary {
    padding: 22px 26px;
  }

  .page-disclaimer .terms-chapter__body {
    padding: 20px 26px 26px;
  }

  .page-disclaimer .term {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
  }

  .page-disclaimer .term__text {
    font-size: 16px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 54px;
    align-items: start;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: calc(var(--head-h) + 26px);
    align-self: start;
    border-top: 0;
    border-left: 1px solid var(--line);
    padding: 4px 0 4px 0;
  }

  .page-disclaimer .terms-toc__title {
    padding-left: 14px;
  }

  .page-disclaimer .terms-footnote {
    max-width: 68ch;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .summary-card {
    padding: 26px 24px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .summary-card,
  .page-disclaimer .terms-chapter__summary,
  .page-disclaimer .terms-chapter__chev,
  .page-disclaimer .terms-toc__link {
    transition: none;
  }
}