.page-disclaimer {
  --nd-line: rgba(11, 37, 69, .14);
  --nd-dark-line: rgba(247, 244, 238, .18);
  background: var(--c-fog);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--c-amber-soft);
  outline-offset: 2px;
}

/* ============ 首屏 ============ */
.page-disclaimer .notice-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-deep);
  color: var(--c-paper);
  padding: clamp(24px, 3vw, 40px) clamp(20px, 4vw, 64px) clamp(60px, 8vw, 104px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-disclaimer .notice-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(217, 226, 232, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 226, 232, .09) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-disclaimer .notice-hero__cut {
  position: absolute;
  right: -92px;
  bottom: -92px;
  width: 190px;
  height: 190px;
  background: var(--c-amber);
  transform: rotate(45deg);
  opacity: .9;
  pointer-events: none;
}

.page-disclaimer .notice-hero__crumbs {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: rgba(238, 243, 246, .68);
}

.page-disclaimer .notice-hero__crumbs a {
  color: rgba(238, 243, 246, .9);
  text-decoration: none;
  border-bottom: 1px solid rgba(238, 243, 246, .32);
}

.page-disclaimer .notice-hero__crumbs a:hover {
  color: var(--c-amber-soft);
  border-color: var(--c-amber-soft);
}

.page-disclaimer .notice-hero__inner {
  position: relative;
  z-index: 2;
  margin-top: clamp(26px, 4.5vw, 52px);
  display: grid;
  gap: 26px;
}

.page-disclaimer .notice-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--c-amber-soft);
}

.page-disclaimer .notice-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 7vw, 76px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--c-paper);
}

.page-disclaimer .notice-hero__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: rgba(238, 243, 246, .86);
}

.page-disclaimer .notice-hero__stamp {
  align-self: start;
  justify-self: start;
}

.page-disclaimer .notice-hero .stamp__value {
  color: var(--c-amber-soft);
}

.page-disclaimer .notice-hero .stamp__label {
  color: rgba(238, 243, 246, .68);
}

.page-disclaimer .notice-toc {
  position: relative;
  z-index: 2;
  margin-top: clamp(26px, 4vw, 44px);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .notice-toc a {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid rgba(238, 243, 246, .3);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: rgba(238, 243, 246, .82);
  text-decoration: none;
  transition: border-color 240ms var(--ease), color 240ms var(--ease);
}

.page-disclaimer .notice-toc a:hover {
  border-color: var(--c-amber-soft);
  color: var(--c-amber-soft);
}

/* ============ 正文骨架 ============ */
.page-disclaimer .notice-body {
  padding: clamp(40px, 6vw, 88px) clamp(20px, 4vw, 64px) clamp(48px, 7vw, 96px);
}

.page-disclaimer .notice-body__inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  gap: clamp(40px, 5vw, 76px);
}

.page-disclaimer .notice-block {
  display: grid;
  gap: 14px;
}

.page-disclaimer .notice-block__no {
  align-self: start;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 13px;
  border-radius: 999px;
  background: var(--c-mist);
  color: var(--c-deep-3);
  font-size: 12.5px;
  letter-spacing: .16em;
}

.page-disclaimer .notice-block--paper .notice-block__no {
  background: var(--c-mist);
}

.page-disclaimer .notice-block__main {
  min-width: 0;
}

.page-disclaimer .notice-block--paper .notice-block__main {
  background: var(--c-paper);
  border-radius: var(--r-l);
  padding: clamp(22px, 3vw, 38px);
  box-shadow: var(--shadow);
}

.page-disclaimer .notice-block__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-disclaimer .notice-block__main p {
  margin: 0 0 14px;
  max-width: 66ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-disclaimer .notice-block__main p:last-child {
  margin-bottom: 0;
}

/* 条目清单 */
.page-disclaimer .notice-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: 68ch;
}

.page-disclaimer .notice-list li {
  position: relative;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-disclaimer .notice-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-amber);
}

.page-disclaimer .notice-list b {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 14px;
  color: var(--c-deep-3);
  letter-spacing: .02em;
}

/* 链接按钮组 */
.page-disclaimer .notice-links {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ 版本差异区块 ============ */
.page-disclaimer .notice-split {
  display: grid;
  gap: 24px;
}

.page-disclaimer .notice-split__text p:first-child {
  margin-top: 0;
}

.page-disclaimer .notice-figure {
  margin: 0;
}

.page-disclaimer .notice-figure__img {
  display: block;
  width: 100%;
  max-width: 640px;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  border-radius: var(--r-m);
  box-shadow: var(--shadow);
}

.page-disclaimer .notice-figure__cap {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--c-graphite);
}

/* 深蓝核对面板 */
.page-disclaimer .notice-panel {
  position: relative;
  overflow: hidden;
  margin-top: 28px;
  padding: clamp(24px, 3.4vw, 44px);
  border-radius: var(--r-l);
  background: var(--c-deep);
  color: var(--c-paper);
  box-shadow: var(--shadow);
}

.page-disclaimer .notice-panel::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: rgba(242, 160, 61, .16);
  pointer-events: none;
}

.page-disclaimer .notice-panel__vert {
  position: absolute;
  top: 28px;
  right: 18px;
  color: rgba(255, 196, 107, .82);
}

.page-disclaimer .notice-panel__title {
  position: relative;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 24px);
  color: var(--c-paper);
}

.page-disclaimer .steps {
  position: relative;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .steps__item {
  position: relative;
  min-width: 0;
}

.page-disclaimer .step {
  height: 100%;
  padding: 15px 16px;
  border: 1px solid var(--nd-dark-line);
  border-radius: var(--r-m);
  background: rgba(247, 244, 238, .06);
  transition: border-color 240ms var(--ease), background 240ms var(--ease);
}

.page-disclaimer .step:hover {
  border-color: var(--c-amber-soft);
  background: rgba(247, 244, 238, .1);
}

.page-disclaimer .step[open] {
  border-color: var(--c-amber);
  background: rgba(247, 244, 238, .11);
}

.page-disclaimer .step__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--c-paper);
}

.page-disclaimer .step__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .step__no {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--c-amber);
  color: var(--c-deep);
  font-size: 13px;
}

.page-disclaimer .step__body {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(238, 243, 246, .84);
}

/* ============ 联系 ============ */
.page-disclaimer .notice-mail {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  color: var(--c-deep-3);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber);
  word-break: break-all;
}

.page-disclaimer .notice-mail:hover {
  color: var(--c-warn);
}

/* ============ 响应式 ============ */
@media (min-width: 760px) {
  .page-disclaimer .notice-block {
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 32px;
  }

  .page-disclaimer .notice-block__no {
    margin-top: 6px;
  }

  .page-disclaimer .notice-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 32px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .notice-hero__inner {
    grid-template-columns: minmax(0, 1fr) 168px;
    align-items: start;
  }

  .page-disclaimer .notice-hero__stamp {
    justify-self: end;
    text-align: right;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-disclaimer .steps__item + .steps__item::before {
    content: "→";
    position: absolute;
    left: -18px;
    top: 13px;
    font-family: var(--font-mono);
    font-size: 15px;
    color: var(--c-amber-soft);
  }

  .page-disclaimer .notice-panel {
    padding-right: 96px;
  }
}

@media (max-width: 420px) {
  .page-disclaimer .notice-hero {
    padding-left: 18px;
    padding-right: 18px;
  }

  .page-disclaimer .notice-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .page-disclaimer .notice-mail {
    font-size: 14px;
  }
}