.page-disclaimer {
  display: block;
  background: var(--c-void);
  color: var(--c-ink);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer__hero {
  max-width: 46em;
  padding-block: clamp(20px, 4vw, 38px) clamp(26px, 4vw, 42px);
}

.page-disclaimer__hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--c-ink);
}

.page-disclaimer__lead {
  margin: 18px 0 0;
  max-width: 54em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: var(--c-mute);
}

/* ---------- 更新节奏刻度 ---------- */
.page-disclaimer__rhythm {
  margin-top: clamp(10px, 2vw, 18px);
  padding-block: clamp(24px, 4vw, 42px) clamp(26px, 4vw, 44px);
  border-block: 1px solid var(--c-line);
  background: linear-gradient(180deg, rgba(11, 22, 54, .92), rgba(5, 11, 28, .55));
}

.page-disclaimer__rhythm-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 22px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-disclaimer__rhythm-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.6vw, 26px);
  letter-spacing: -.01em;
  color: var(--c-ink);
}

.page-disclaimer__rhythm-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-cyan);
}

.page-disclaimer__scale {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer__tick {
  position: relative;
  padding: 24px 14px 18px 18px;
  border-top: 1px solid var(--c-line);
}

.page-disclaimer__tick-dot {
  position: absolute;
  top: -4px;
  left: 18px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 208, .13);
  animation: dis-breathe 1.6s var(--ease) infinite;
}

.page-disclaimer__tick--end .page-disclaimer__tick-dot {
  background: var(--c-flame);
  box-shadow: 0 0 0 4px rgba(255, 90, 43, .15);
}

@keyframes dis-breathe {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0, 229, 208, .13); }
  50% { box-shadow: 0 0 0 8px rgba(0, 229, 208, .04); }
}

.page-disclaimer__tick-time {
  display: block;
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-ink);
}

.page-disclaimer__tick-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-mute);
}

/* ---------- 正文主体 ---------- */
.page-disclaimer__body {
  padding-top: clamp(32px, 5vw, 58px);
}

.page-disclaimer__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding: 0;
  list-style: none;
}

.page-disclaimer__toc-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 13px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-panel);
  color: var(--c-ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer__toc-link:hover,
.page-disclaimer__toc-link:focus-visible {
  border-color: var(--c-cyan);
  background: var(--c-panel-hi);
  color: var(--c-cyan-soft);
}

.page-disclaimer__toc-num {
  font-size: 12px;
  color: var(--c-cyan);
}

/* ---------- 条目 ---------- */
.page-disclaimer__items {
  min-width: 0;
}

.page-disclaimer__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding-block: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--c-line);
  scroll-margin-top: 110px;
  transition: background-color .3s var(--ease);
}

.page-disclaimer__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer__item:target {
  background: linear-gradient(180deg, rgba(0, 229, 208, .07), rgba(0, 229, 208, 0) 70%);
}

.page-disclaimer__item-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.5vw, 26px);
  letter-spacing: -.01em;
  color: var(--c-ink);
}

.page-disclaimer__item:target .page-disclaimer__item-title {
  color: var(--c-cyan-soft);
}

.page-disclaimer__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--c-cyan);
}

.page-disclaimer__num::after {
  content: "";
  display: inline-block;
  width: 20px;
  height: 1px;
  margin-left: 11px;
  vertical-align: middle;
  background: currentColor;
}

.page-disclaimer__item-body p {
  margin: 0 0 13px;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-disclaimer__item-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer__inline-link {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-disclaimer__inline-link:hover,
.page-disclaimer__inline-link:focus-visible {
  color: var(--c-cyan-soft);
}

.page-disclaimer__mono {
  font-family: var(--font-mono);
  font-size: .95em;
  letter-spacing: .02em;
  color: var(--c-cyan-soft);
  word-break: break-word;
}

/* ---------- 图 ---------- */
.page-disclaimer__figure {
  margin: 0 0 18px;
}

.page-disclaimer__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.page-disclaimer__figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-mute);
}

/* ---------- 要点提示 ---------- */
.page-disclaimer__tip {
  padding: 14px 16px;
  border-left: 2px solid var(--c-cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: linear-gradient(90deg, rgba(0, 229, 208, .08), rgba(0, 229, 208, 0));
}

.page-disclaimer__tip-label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}

.page-disclaimer__tip p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mute);
}

/* ---------- 收尾 ---------- */
.page-disclaimer__closing {
  margin-top: clamp(32px, 5vw, 56px);
  max-width: 62em;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-flame);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.page-disclaimer__closing p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mute);
}

.page-disclaimer__closing a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s var(--ease);
}

.page-disclaimer__closing a:hover,
.page-disclaimer__closing a:focus-visible {
  color: var(--c-cyan-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-disclaimer__scale {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer__tick {
    padding-right: 20px;
  }

  .page-disclaimer__item {
    grid-template-columns: minmax(0, 1fr) 226px;
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-disclaimer__body {
    display: grid;
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 62px);
    align-items: start;
  }

  .page-disclaimer__toc-wrap {
    position: sticky;
    top: 104px;
  }

  .page-disclaimer__toc {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    margin-bottom: 0;
  }

  .page-disclaimer__toc-link {
    width: 100%;
    padding: 9px 12px;
    border-color: transparent;
    background: transparent;
  }

  .page-disclaimer__toc-link:hover,
  .page-disclaimer__toc-link:focus-visible {
    background: var(--c-panel);
    border-color: var(--c-line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__tick-dot {
    animation: none;
  }
}