.page-disclaimer {
  background: var(--ink);
  color: var(--mist);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: hidden;
}

.page-disclaimer .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
}

/* ---------- 页首：刻度纹理带 + 主标题 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding-block: clamp(14px, 2.4vw, 26px) clamp(22px, 4vw, 40px);
}

.page-disclaimer .disc-tick {
  position: relative;
  height: 26px;
  margin-bottom: clamp(18px, 3vw, 30px);
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(
    to right,
    var(--line-strong) 0 1px,
    transparent 1px 26px
  );
  background-repeat: repeat-x;
  background-position: left bottom;
  background-size: 26px calc(100% - 8px);
  opacity: .85;
}

.page-disclaimer .disc-tick::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 26px 0 0 -1px var(--neon), 78px 0 0 -1px var(--ice);
}

.page-disclaimer .kicker {
  display: block;
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--neon);
}

.page-disclaimer h1 {
  margin: 0 0 clamp(14px, 2vw, 20px);
  max-width: 18ch;
  font-size: clamp(30px, 5.4vw, 52px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--mist);
  overflow-wrap: break-word;
}

.page-disclaimer .lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.72;
  color: rgba(233, 245, 240, .78);
}

.page-disclaimer .disc-scale {
  margin: clamp(24px, 4vw, 42px) 0 0;
  position: relative;
}

.page-disclaimer .disc-scale img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 420;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-disclaimer .disc-scale__cap {
  margin: 12px 0 0;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--sage);
}

/* ---------- 目录 ---------- */
.page-disclaimer .disc-toc {
  margin-block: clamp(26px, 4.5vw, 48px);
  padding-block: clamp(8px, 1.4vw, 14px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

.page-disclaimer .disc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 12px;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(233, 245, 240, .82);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background-color .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
}

.page-disclaimer .disc-toc__list a:hover,
.page-disclaimer .disc-toc__list a:focus-visible {
  background: var(--panel);
  border-left-color: var(--neon);
  color: var(--neon);
  outline: none;
}

.page-disclaimer .disc-toc__num {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--neon);
}

/* ---------- 编号条目 ---------- */
.page-disclaimer .disc-step {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(10px, 2vw, 18px);
  padding-block: clamp(28px, 5.4vw, 56px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-step:first-of-type {
  border-top: none;
}

.page-disclaimer .chapter__num {
  display: block;
  font-size: clamp(40px, 7vw, 88px);
  font-weight: 900;
  line-height: .9;
  letter-spacing: -.02em;
  color: rgba(233, 245, 240, .13);
  transition: color .28s var(--ease);
}

.page-disclaimer .disc-step:hover .chapter__num,
.page-disclaimer .disc-step:target .chapter__num {
  color: var(--neon);
}

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

.page-disclaimer .chapter__eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--neon);
}

.page-disclaimer .chapter__title {
  margin: 0 0 clamp(12px, 2vw, 18px);
  font-size: clamp(21px, 3.1vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--mist);
  overflow-wrap: break-word;
}

.page-disclaimer .disc-step__body > p {
  margin: 0;
  max-width: 70ch;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(233, 245, 240, .8);
}

.page-disclaimer .disc-step__body > * + * {
  margin-top: .9em;
}

/* ---------- 悬浮说明 ---------- */
.page-disclaimer .disc-hint {
  position: relative;
  display: inline-block;
  color: var(--neon);
  border-bottom: 1px dashed rgba(61, 245, 176, .55);
  cursor: help;
}

.page-disclaimer .disc-hint__pop {
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  z-index: 6;
  width: max-content;
  max-width: min(260px, 72vw);
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--neon);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity .22s var(--ease), transform .22s var(--ease);
}

.page-disclaimer .disc-hint:hover .disc-hint__pop,
.page-disclaimer .disc-hint:focus-visible .disc-hint__pop {
  opacity: 1;
  transform: translateY(0);
}

.page-disclaimer .disc-hint:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 时间戳列表 ---------- */
.page-disclaimer .disc-stamps {
  list-style: none;
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-stamps li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.6;
  color: rgba(233, 245, 240, .76);
}

.page-disclaimer .disc-stamps .mono {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--amber);
}

/* ---------- 提示块 ---------- */
.page-disclaimer .disc-callout {
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(14px, 2.2vw, 20px) clamp(16px, 2.6vw, 22px);
  background: rgba(255, 166, 61, .07);
  border-left: 3px solid var(--amber);
}

.page-disclaimer .disc-callout--ice {
  background: rgba(127, 215, 255, .07);
  border-left-color: var(--ice);
}

.page-disclaimer .disc-callout__label {
  display: block;
  margin-bottom: 7px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-disclaimer .disc-callout--ice .disc-callout__label {
  color: var(--ice);
}

.page-disclaimer .disc-callout p {
  margin: 0;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.68;
  color: rgba(233, 245, 240, .86);
}

/* ---------- 多屏差异 ---------- */
.page-disclaimer .disc-viewports {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-disclaimer .disc-viewport {
  padding: 16px 18px;
  background: var(--panel);
  border-left: 2px solid rgba(127, 215, 255, .5);
}

.page-disclaimer .disc-viewport__size {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--ice);
}

.page-disclaimer .disc-viewport p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(233, 245, 240, .78);
}

/* ---------- 相关页面 ---------- */
.page-disclaimer .disc-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(40px, 6vw, 72px);
  padding-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-next a {
  display: block;
  padding: 18px 20px;
  background: var(--panel);
  color: var(--mist);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: background-color .24s var(--ease), color .24s var(--ease);
}

.page-disclaimer .disc-next a:hover,
.page-disclaimer .disc-next a:focus-visible {
  background: rgba(61, 245, 176, .12);
  color: var(--neon);
  outline: none;
}

.page-disclaimer .disc-next__label {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--neon);
}

.page-disclaimer .disc-next a:hover .disc-next__label,
.page-disclaimer .disc-next a:focus-visible .disc-next__label {
  color: var(--amber);
}

.page-disclaimer .disc-next__title {
  display: block;
  font-size: 15px;
  line-height: 1.6;
  color: inherit;
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-disclaimer .disc-scale img {
    aspect-ratio: 16 / 9;
  }

  .page-disclaimer .h1,
  .page-disclaimer h1 {
    max-width: 100%;
  }
}

@media (min-width: 640px) {
  .page-disclaimer .disc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-stamps li {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }

  .page-disclaimer .disc-viewports {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-next {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-toc__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-disclaimer .disc-step {
    grid-template-columns: minmax(0, 176px) minmax(0, 1fr);
    gap: clamp(28px, 5vw, 72px);
  }

  .page-disclaimer .chapter__num {
    position: sticky;
    top: 96px;
  }
}