.page-disclaimer {
  --disc-cut: 22px;
  --disc-cut-sm: 14px;
  --disc-rail-top: 64px;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer__crumbs {
  padding-top: var(--k8-s24);
}

/* ---------- 首屏 ---------- */
.page-disclaimer__hero {
  padding-top: var(--k8-s24);
}

.page-disclaimer__intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--k8-s32);
}

.page-disclaimer__copy {
  position: relative;
  padding: var(--k8-s24);
  background: var(--k8-surface);
  border: 1px solid var(--k8-border);
  clip-path: polygon(0 0, calc(100% - var(--disc-cut)) 0, 100% var(--disc-cut), 100% 100%, 0 100%);
}

.page-disclaimer__copy::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 76px;
  height: 2px;
  background: var(--k8-accent);
}

.page-disclaimer__title {
  font-family: var(--k8-font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: var(--k8-s12) 0 var(--k8-s16);
  color: var(--k8-text);
}

.page-disclaimer__lede {
  margin: 0;
  max-width: 62ch;
  font-size: var(--k8-t16);
  line-height: 1.78;
  color: var(--k8-text-dim);
}

.page-disclaimer__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--k8-s8);
  margin: var(--k8-s24) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer__fact {
  font-family: var(--k8-font-mono);
  font-size: var(--k8-t12);
  letter-spacing: 0.02em;
  color: var(--k8-text-dim);
  border: 1px solid var(--k8-border);
  border-radius: var(--k8-radius);
  padding: 6px 12px;
}

.page-disclaimer__visual {
  margin: 0;
  position: relative;
  background: var(--k8-panel);
  border: 1px solid var(--k8-border);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--disc-cut)), calc(100% - var(--disc-cut)) 100%, 0 100%);
}

.page-disclaimer__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-disclaimer__visual-cap {
  position: absolute;
  left: var(--k8-s16);
  bottom: var(--k8-s12);
  font-family: var(--k8-font-mono);
  font-size: var(--k8-t12);
  color: var(--k8-text-dim);
  background: var(--k8-capsule-bg-solid);
  border: 1px solid var(--k8-border);
  border-radius: var(--k8-radius);
  padding: 4px 10px;
}

/* ---------- 顶部章节条 ---------- */
.page-disclaimer__rail {
  position: sticky;
  top: var(--disc-rail-top);
  z-index: 20;
  background: var(--k8-capsule-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--k8-border);
  border-bottom: 1px solid var(--k8-border);
}

.page-disclaimer__rail-list {
  display: flex;
  align-items: center;
  gap: var(--k8-s8);
  margin: 0;
  padding: var(--k8-s12) 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer__rail-list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer__rail-link {
  display: inline-flex;
  align-items: center;
  gap: var(--k8-s8);
  white-space: nowrap;
  font-size: var(--k8-t14);
  color: var(--k8-text-dim);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: var(--k8-radius);
  transition: color 180ms var(--k8-ease), background 180ms var(--k8-ease), border-color 180ms var(--k8-ease);
}

.page-disclaimer__rail-link:hover,
.page-disclaimer__rail-link:focus-visible,
.page-disclaimer__rail-link.is-active {
  color: var(--k8-text);
  background: var(--k8-hover-wash);
  border-color: var(--k8-border);
}

.page-disclaimer__rail-num {
  font-family: var(--k8-font-mono);
  font-size: var(--k8-t12);
  color: var(--k8-accent);
}

/* ---------- 章节通用 ---------- */
.page-disclaimer__section {
  scroll-margin-top: 150px;
}

.page-disclaimer__head {
  display: flex;
  align-items: baseline;
  gap: var(--k8-s16);
  margin-bottom: var(--k8-s24);
  padding-bottom: var(--k8-s12);
  border-bottom: 1px solid var(--k8-border);
}

.page-disclaimer__num {
  font-family: var(--k8-font-mono);
  font-size: var(--k8-t14);
  letter-spacing: 0.1em;
  color: var(--k8-accent);
  flex: none;
}

.page-disclaimer__h2 {
  margin: 0;
  font-family: var(--k8-font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--k8-text);
}

/* ---------- 场景 + 做法 条目 ---------- */
.page-disclaimer__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--k8-s8);
  padding: var(--k8-s24) 0;
  border-top: 1px solid var(--k8-border);
}

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

.page-disclaimer__scene {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: var(--k8-s8);
  font-family: var(--k8-font-display);
  font-size: var(--k8-t16);
  font-weight: 700;
  line-height: 1.5;
  color: var(--k8-text);
}

.page-disclaimer__scene::before {
  content: "";
  flex: none;
  width: 3px;
  height: 15px;
  background: var(--k8-accent);
  transform: translateY(2px) skewX(-14deg);
}

.page-disclaimer__advice {
  margin: 0;
  max-width: 62ch;
  font-size: var(--k8-t16);
  line-height: 1.78;
  color: var(--k8-text-dim);
}

.page-disclaimer__advice a {
  color: var(--k8-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer__advice a:hover {
  color: var(--k8-cyan);
}

/* ---------- 引用格式示例 ---------- */
.page-disclaimer__code {
  margin: var(--k8-s32) 0 0;
  padding: var(--k8-s16) var(--k8-s24);
  font-family: var(--k8-font-mono);
  font-size: var(--k8-t14);
  line-height: 1.95;
  color: var(--k8-text);
  background: var(--k8-panel);
  border: 1px solid var(--k8-border);
  border-left: 3px solid var(--k8-accent);
  white-space: pre;
  overflow-x: auto;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--disc-cut-sm)), calc(100% - var(--disc-cut-sm)) 100%, 0 100%);
}

/* ---------- 反馈说明块 ---------- */
.page-disclaimer__note {
  margin-top: var(--k8-s32);
  padding: var(--k8-s16) var(--k8-s24);
  background: var(--k8-panel);
  border: 1px dashed var(--k8-border);
  clip-path: polygon(var(--disc-cut-sm) 0, 100% 0, 100% 100%, 0 100%, 0 var(--disc-cut-sm));
}

.page-disclaimer__note p {
  margin: 0;
  font-size: var(--k8-t14);
  line-height: 1.8;
  color: var(--k8-text-dim);
}

.page-disclaimer__note a {
  color: var(--k8-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 结尾导流 ---------- */
.page-disclaimer__closing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--k8-s24);
}

.page-disclaimer__closing-text {
  margin: var(--k8-s12) 0 0;
  max-width: 52ch;
  font-size: var(--k8-t16);
  line-height: 1.75;
  color: var(--k8-text-dim);
}

.page-disclaimer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--k8-s8);
}

.page-disclaimer__link {
  display: block;
  padding: var(--k8-s12) var(--k8-s16);
  font-size: var(--k8-t16);
  color: var(--k8-text);
  text-decoration: none;
  background: var(--k8-surface);
  border: 1px solid var(--k8-border);
  border-left: 3px solid var(--k8-accent);
  clip-path: polygon(0 0, calc(100% - var(--disc-cut-sm)) 0, 100% var(--disc-cut-sm), 100% 100%, 0 100%);
  transition: background 180ms var(--k8-ease), border-color 180ms var(--k8-ease);
}

.page-disclaimer__link:hover,
.page-disclaimer__link:focus-visible {
  background: var(--k8-hover-wash);
  border-color: var(--k8-accent);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 820px) {
  .page-disclaimer__item {
    grid-template-columns: 240px 1fr;
    gap: var(--k8-s32);
    align-items: start;
  }

  .page-disclaimer__closing-grid {
    grid-template-columns: 7fr 5fr;
    gap: var(--k8-s48);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-disclaimer__intro {
    grid-template-columns: 7fr 5fr;
    gap: var(--k8-s48);
    align-items: start;
  }

  .page-disclaimer__copy {
    padding: var(--k8-s32);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__rail-link,
  .page-disclaimer__link {
    transition: none;
  }
}