.page-disclaimer,
.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer {
  background: var(--color-surface);
  color: var(--color-ink);
  --pd-inset: var(--space-3);
  --pd-measure: 68ch;
}

.page-disclaimer .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-disclaimer :focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .notice-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--color-surface-deep);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-disclaimer .notice-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .notice-hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.62;
}

.page-disclaimer .notice-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      102deg,
      color-mix(in srgb, var(--color-surface) 96%, transparent) 0%,
      color-mix(in srgb, var(--color-surface) 84%, transparent) 44%,
      color-mix(in srgb, var(--color-primary) 30%, transparent) 100%
    );
}

.page-disclaimer .notice-hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: var(--space-6) var(--pd-inset) var(--space-8);
}

.page-disclaimer .breadcrumb {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
  transition: color 160ms linear, border-color 160ms linear;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-disclaimer .breadcrumb span[aria-hidden] {
  margin-inline: 6px;
  color: var(--color-ink-muted);
}

.page-disclaimer .notice-hero-head {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.page-disclaimer .notice-hero-note {
  order: 2;
  writing-mode: vertical-rl;
  text-orientation: upright;
  margin: 0;
  padding-left: 4px;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  line-height: 1.5;
  letter-spacing: 0.28em;
  color: var(--color-ink-muted);
}

.page-disclaimer .notice-hero-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: 0.12em;
  color: var(--color-ink);
}

.page-disclaimer .notice-hero-lede {
  max-width: 60ch;
  margin: var(--space-4) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 条款索引 ---------- */

.page-disclaimer .clause-index-wrap {
  background: var(--color-surface-alt);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-disclaimer .clause-index {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: var(--space-4) var(--pd-inset);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-disclaimer .clause-index-group-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-disclaimer .clause-index ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-index li + li {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-disclaimer .clause-index a {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: 10px var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  text-decoration: none;
  border-left: var(--border-thick) solid transparent;
  transition: color 160ms linear, background-color 160ms linear, border-color 160ms linear;
}

.page-disclaimer .clause-index a:hover,
.page-disclaimer .clause-index a[data-current] {
  color: var(--color-ink);
  background: var(--color-primary-soft);
  border-left-color: var(--color-primary);
}

.page-disclaimer .idx-no {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-primary);
  letter-spacing: 0.08em;
}

/* ---------- 条款正文 ---------- */

.page-disclaimer .clauses {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: var(--space-8) var(--pd-inset) var(--space-8);
}

.page-disclaimer .clause {
  position: relative;
  scroll-margin-top: var(--space-8);
}

.page-disclaimer .clause-head {
  position: relative;
  padding-left: 14px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.page-disclaimer .clause-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: var(--border-thick);
  background: color-mix(in srgb, var(--color-primary) 58%, transparent);
}

.page-disclaimer .clause-no {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  line-height: 1;
  color: var(--color-primary);
}

.page-disclaimer .clause-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: 0.06em;
  color: var(--color-ink);
}

.page-disclaimer .clause-toggle {
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  background: transparent;
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 160ms linear, border-color 160ms linear;
}

.page-disclaimer .clause-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.page-disclaimer .clause-toggle-mark {
  position: relative;
  flex: none;
  width: 8px;
  height: 8px;
}

.page-disclaimer .clause-toggle-mark::before,
.page-disclaimer .clause-toggle-mark::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.page-disclaimer .clause-toggle-mark::before {
  left: 0;
  right: 0;
  top: 3px;
  height: 1px;
}

.page-disclaimer .clause-toggle-mark::after {
  top: 0;
  bottom: 0;
  left: 3px;
  width: 1px;
}

.page-disclaimer .clause[data-open] .clause-toggle-mark::after {
  display: none;
}

.page-disclaimer .clause-body {
  margin-top: var(--space-3);
  max-width: var(--pd-measure);
}

.page-disclaimer .clause-body > * + * {
  margin-top: var(--space-3);
}

.page-disclaimer .clause-body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-disclaimer .clause-body a {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--color-primary) 55%, transparent);
  text-underline-offset: 3px;
  transition: color 160ms linear, text-decoration-color 160ms linear;
}

.page-disclaimer .clause-body a:hover {
  color: var(--color-primary);
  text-decoration-color: var(--color-primary);
}

.page-disclaimer .clause-body .kw {
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 62%, transparent);
  padding-bottom: 1px;
}

.page-disclaimer .clause-points {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-disclaimer .clause-points li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-disclaimer .point-key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

/* ---------- 错位分隔线 ---------- */

.page-disclaimer .clause-sep {
  height: 1px;
  margin: var(--space-6) 0;
  background: var(--color-line);
}

.page-disclaimer .clause-sep:nth-of-type(odd) {
  width: 26%;
  margin-left: 0;
  background: linear-gradient(
    to right,
    color-mix(in srgb, var(--color-primary) 48%, transparent),
    var(--color-line)
  );
}

.page-disclaimer .clause-sep:nth-of-type(even) {
  width: 11%;
  margin-left: 33.333%;
  background: color-mix(in srgb, var(--color-accent) 42%, var(--color-line));
}

/* ---------- 页尾 ---------- */

.page-disclaimer .notice-foot {
  background: var(--color-surface-deep);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-disclaimer .notice-foot-inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding: var(--space-6) var(--pd-inset) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.page-disclaimer .notice-foot-text {
  margin: 0;
  max-width: 60ch;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.page-disclaimer .notice-foot-text a {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--color-primary) 55%, transparent);
  text-underline-offset: 3px;
}

.page-disclaimer .notice-foot-text a:hover {
  color: var(--color-primary);
}

.page-disclaimer .notice-foot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-disclaimer .clause-points li {
    grid-template-columns: 9em minmax(0, 1fr);
    gap: var(--space-2);
  }
}

@media (min-width: 768px) {
  .page-disclaimer {
    --pd-inset: var(--space-4);
  }

  .page-disclaimer .notice-hero-inner {
    padding-top: var(--space-8);
    padding-bottom: calc(var(--space-8) + var(--space-3));
  }

  .page-disclaimer .notice-hero-title {
    font-size: var(--text-4xl);
  }

  .page-disclaimer .notice-hero-lede {
    font-size: var(--text-lg);
  }

  .page-disclaimer .clause-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }

  .page-disclaimer .clauses {
    padding-top: var(--section-y);
    padding-bottom: var(--section-y);
  }

  .page-disclaimer .clause-sep {
    margin: var(--space-8) 0;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .clause {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    align-items: start;
  }

  .page-disclaimer .clause-head {
    grid-column: 1 / span 3;
    padding-right: var(--space-2);
  }

  .page-disclaimer .clause-body {
    grid-column: 6 / span 8;
    margin-top: 0;
    max-width: none;
  }

  .page-disclaimer .clause:nth-of-type(even) .clause-head {
    grid-column: 3 / span 3;
  }

  .page-disclaimer .clause:nth-of-type(even) .clause-body {
    grid-column: 7 / span 7;
    padding-left: var(--space-2);
  }

  .page-disclaimer .notice-foot-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-index a,
  .page-disclaimer .clause-toggle,
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .clause-body a {
    transition: none;
  }
}