.page-disclaimer {
  --disc-dash: rgba(37, 64, 90, 0.28);
  --disc-rule: rgba(31, 167, 184, 0.32);
  color: var(--text);
}

.page-disclaimer .breadcrumb {
  padding-block: 18px 6px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding: clamp(16px, 3vw, 32px) 0 clamp(28px, 5vw, 56px);
  background: linear-gradient(180deg, var(--aqua-soft) 0%, rgba(215, 240, 243, 0) 82%);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-disclaimer .disc-hero__lead h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  font-weight: 700;
  max-width: 13em;
}

.page-disclaimer .disc-ripple {
  display: block;
  width: 220px;
  max-width: 60%;
  height: auto;
  margin: 20px 0 0;
  color: var(--aqua);
}

.page-disclaimer .disc-hero__intro {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
}

.page-disclaimer .disc-hero__meta {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-disclaimer .disc-hero__figure {
  margin: 0;
}

.page-disclaimer .disc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--grid);
  object-fit: cover;
}

.page-disclaimer .disc-hero__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 条款索引带 ---------- */
.page-disclaimer .disc-index {
  scroll-margin-top: 80px;
  background: var(--ink);
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
}

.page-disclaimer .disc-index__list {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  margin: 0;
  padding: 0;
  list-style: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-index__cell {
  flex: 1 0 auto;
  display: flex;
  min-width: 0;
}

.page-disclaimer .disc-index__item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  flex: 1 1 auto;
  min-width: 158px;
  padding: 16px 18px 14px;
  border-right: 1px solid var(--grid);
  border-bottom: 3px solid transparent;
  color: var(--paper);
  text-decoration: none;
  transition: background 200ms var(--ease), border-color 200ms var(--ease);
}

.page-disclaimer .disc-index__item:hover,
.page-disclaimer .disc-index__item:focus-visible {
  background: rgba(31, 167, 184, 0.18);
  border-bottom-color: var(--lime);
}

.page-disclaimer .disc-index__item:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-disclaimer .disc-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-disclaimer .disc-index__txt {
  font-size: 14px;
  line-height: 1.45;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .disc-terms {
  padding: clamp(32px, 6vw, 72px) 0 clamp(40px, 7vw, 88px);
}

.page-disclaimer .disc-terms__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--disc-dash);
}

.page-disclaimer .disc-term {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: clamp(24px, 3.6vw, 42px) 0;
  border-bottom: 1px dashed var(--disc-dash);
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-term__num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--aqua);
  padding: 5px 12px 0 0;
  border-right: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-term__body {
  min-width: 0;
}

.page-disclaimer .disc-term__body h2 {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.005em;
}

.page-disclaimer .disc-term__hint {
  margin: 0 0 14px;
  padding-left: 10px;
  border-left: 2px solid var(--aqua-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-disclaimer .disc-term:hover .disc-term__hint {
  color: var(--lime-ink);
  border-left-color: var(--lime);
}

.page-disclaimer .disc-term__body p {
  margin: 0 0 14px;
  max-width: 37em;
  font-size: 15.5px;
  line-height: 1.78;
}

.page-disclaimer .disc-term__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  max-width: 40em;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.72;
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--aqua);
}

.page-disclaimer .disc-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.page-disclaimer .disc-term__body a {
  color: var(--aqua);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-term__body a:hover {
  color: var(--lime-ink);
}

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

/* ---------- 结尾提示 ---------- */
.page-disclaimer .disc-callout {
  background: var(--ink);
  border-top: 1px solid var(--grid);
  padding: clamp(26px, 4vw, 46px) 0;
  color: var(--paper);
}

.page-disclaimer .disc-callout__grid {
  display: grid;
  gap: 18px;
  align-items: end;
}

.page-disclaimer .disc-callout h2 {
  margin: 0 0 8px;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.25;
  color: var(--paper);
}

.page-disclaimer .disc-callout p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted-dark);
}

.page-disclaimer .disc-callout__mail {
  margin: 0;
  font-size: 15px;
  color: var(--lime);
  word-break: break-all;
  border-left: 3px solid var(--lime);
  padding-left: 14px;
}

/* ---------- 回到索引 ---------- */
.page-disclaimer .disc-backtop {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  background: var(--ink);
  border: 1px solid var(--grid);
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-disclaimer .disc-backtop__tick {
  width: 3px;
  height: 16px;
  background: var(--lime);
}

.page-disclaimer .disc-backtop:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.page-disclaimer .disc-backtop:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-term {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 40px;
  }

  .page-disclaimer .disc-term__num {
    padding-right: 20px;
  }

  .page-disclaimer .disc-index__item {
    min-width: 176px;
    padding: 20px 22px 18px;
  }

  .page-disclaimer .disc-callout__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
  }

  .page-disclaimer .disc-backtop {
    right: calc(var(--rail-w) + 18px);
    bottom: 22px;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .disc-index__list {
    overflow-x: visible;
  }
}