.page-disclaimer {
  --pd-num-col: 104px;
  --pd-body: #C6D3E6;
  padding-bottom: clamp(56px, 9vw, 120px);
}

.page-disclaimer img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  padding-top: clamp(20px, 4vw, 48px);
}

.page-disclaimer .legal-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(22px, 4vw, 44px) 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .legal-hero__inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-strong) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.42;
  pointer-events: none;
}

.page-disclaimer .legal-hero__inner > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer .legal-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(40px, 8vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text);
}

.page-disclaimer .legal-hero__lede {
  margin: clamp(16px, 2.5vw, 26px) 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pd-body);
}

.page-disclaimer .legal-meta {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .legal-meta__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .legal-meta dt {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-disclaimer .legal-meta dd {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  text-align: right;
}

.page-disclaimer .legal-hero__figure {
  margin: clamp(18px, 3vw, 30px) 0 0;
}

/* ---------- 正文区 ---------- */
.page-disclaimer .legal-body {
  display: block;
}

.page-disclaimer .clause {
  display: grid;
  gap: 12px 28px;
  padding: clamp(28px, 4vw, 52px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 120px;
}

.page-disclaimer .clause__num {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--live);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-disclaimer .clause-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pdclause;
  display: grid;
  gap: 14px;
}

.page-disclaimer .clause-list > li {
  position: relative;
  counter-increment: pdclause;
  padding-left: 44px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pd-body);
}

.page-disclaimer .clause-list > li::before {
  content: counter(pdclause, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.28em;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--blue);
}

.page-disclaimer .legal-link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 139, 255, 0.45);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .legal-link:hover,
.page-disclaimer .legal-link:focus-visible {
  color: var(--live);
  border-bottom-color: var(--live);
}

/* ---------- 更新节奏说明条 ---------- */
.page-disclaimer .pulse-note {
  margin: clamp(26px, 4vw, 44px) 0;
  padding: clamp(20px, 3vw, 32px) clamp(18px, 3vw, 32px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--alert);
}

.page-disclaimer .pulse-note__label {
  color: var(--alert);
}

.page-disclaimer .pulse-note__items {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-disclaimer .pulse-note__items li {
  display: grid;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .pulse-note__items .data-num {
  font-family: var(--font-data);
  font-size: clamp(20px, 2.6vw, 28px);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-disclaimer .pulse-note__items span:last-child {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 折叠条目 ---------- */
.page-disclaimer .clause-more {
  margin-top: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.page-disclaimer .clause-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--text);
}

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

.page-disclaimer .clause-more > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-data);
  font-size: 16px;
  line-height: 1;
  color: var(--live);
}

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

.page-disclaimer .clause-more[open] > summary {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause-more__body {
  padding: 16px 18px 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pd-body);
}

.page-disclaimer .clause-more__body p {
  margin: 0;
}

/* ---------- 页尾章节索引 ---------- */
.page-disclaimer .section-index {
  margin-top: clamp(34px, 5vw, 64px);
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .section-index__grid {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-disclaimer .index-link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 10px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-disclaimer .index-link .data-num {
  flex: none;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--blue);
  transition: color 180ms var(--ease);
}

.page-disclaimer .index-link:hover,
.page-disclaimer .index-link:focus-visible {
  background: var(--hover-green);
  color: var(--live);
}

.page-disclaimer .index-link:hover .data-num,
.page-disclaimer .index-link:focus-visible .data-num,
.page-disclaimer .index-link[aria-current="page"] .data-num {
  color: var(--live);
}

.page-disclaimer .index-link[aria-current="page"] {
  color: var(--live);
}

/* ---------- 小屏适配 ---------- */
@media (max-width: 480px) {
  .page-disclaimer .clause-list > li {
    padding-left: 32px;
    font-size: 15px;
  }

  .page-disclaimer .index-link {
    gap: 10px;
    padding: 13px 6px;
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .pulse-note__items {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-disclaimer .section-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 44px);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .legal-hero__inner {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: end;
  }

  .page-disclaimer .clause {
    grid-template-columns: var(--pd-num-col) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .clause__num {
    grid-column: 1;
    grid-row: 1;
    padding-top: 7px;
  }

  .page-disclaimer .clause__head,
  .page-disclaimer .clause__body,
  .page-disclaimer .clause__extra {
    grid-column: 2;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .section-index__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-link,
  .page-disclaimer .index-link,
  .page-disclaimer .index-link .data-num {
    transition: none;
  }
}