.page-disclaimer {
  --doc-rail-w: 208px;
  --doc-gap: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 页面头部 ---------- */
.page-disclaimer .doc-hero {
  padding-block: clamp(1.25rem, 3vw, 2.25rem) clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: var(--line-soft);
}

.page-disclaimer .doc-hero__grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.page-disclaimer .doc-lead {
  margin-top: 1rem;
  max-width: 40em;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--paper);
}

.page-disclaimer .doc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-disclaimer .meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: .3rem .75rem;
  border: 1px solid var(--rail);
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .02em;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

@media (min-width: 900px) {
  .page-disclaimer .doc-hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2.5rem;
  }
  .page-disclaimer .doc-hero__meta {
    flex-direction: column;
    align-items: flex-end;
  }
}

/* ---------- 顶部窄幅图 ---------- */
.page-disclaimer .doc-hero__media {
  position: relative;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  aspect-ratio: 5 / 2;
  border: 1px solid var(--rail);
  background: linear-gradient(135deg, var(--ink), var(--night) 60%, var(--archive));
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  overflow: hidden;
}

.page-disclaimer .doc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(53, 240, 206, .05) 0 1px,
    transparent 1px 5px
  );
  pointer-events: none;
}

.page-disclaimer .doc-hero__media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: .62;
}

/* ---------- 章节概览 ---------- */
.page-disclaimer .doc-overview {
  padding-block: var(--doc-gap);
  border-bottom: var(--line-soft);
}

.page-disclaimer .doc-overview .section-desc {
  margin-top: .5rem;
}

.page-disclaimer .overview-list {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 2rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rail);
  border: 1px solid var(--rail);
}

.page-disclaimer .overview-item {
  background: var(--ink);
}

.page-disclaimer .overview-link {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  min-height: 56px;
  padding: 1rem 1.1rem;
  color: var(--paper);
  text-decoration: none;
  transition: background .22s var(--ease), color .22s var(--ease);
}

.page-disclaimer .overview-num {
  color: var(--cyan);
  font-size: .8125rem;
  flex: none;
}

.page-disclaimer .overview-text {
  font-size: .9375rem;
  line-height: 1.55;
}

.page-disclaimer .overview-link:hover,
.page-disclaimer .overview-link:focus-visible {
  background: var(--archive);
  color: var(--cyan);
}

.page-disclaimer .overview-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

@media (min-width: 720px) {
  .page-disclaimer .overview-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .overview-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 正文双栏 ---------- */
.page-disclaimer .doc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--doc-gap);
  padding-top: clamp(2rem, 5vw, 3.5rem);
}

.page-disclaimer .doc-rail {
  display: none;
}

.page-disclaimer .rail-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  border-left: 1px solid var(--rail);
}

.page-disclaimer .rail-link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .5rem .75rem;
  color: var(--mist);
  text-decoration: none;
  font-size: .875rem;
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-disclaimer .rail-link .numeric {
  font-size: .75rem;
  color: var(--rail);
}

.page-disclaimer .rail-link:hover,
.page-disclaimer .rail-link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 240, 206, .06);
}

.page-disclaimer .rail-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

@media (min-width: 1024px) {
  .page-disclaimer .doc-body {
    grid-template-columns: var(--doc-rail-w) minmax(0, 1fr);
  }
  .page-disclaimer .doc-rail {
    display: block;
    position: sticky;
    top: calc(var(--nav-h) + 1.5rem);
    align-self: start;
  }
}

/* ---------- 条款区块 ---------- */
.page-disclaimer .doc-sections {
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 5vw, 3.25rem);
  min-width: 0;
}

.page-disclaimer .doc-section {
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--rail);
  background: var(--ink);
  border-radius: 2px;
}

.page-disclaimer .doc-section--tint {
  background: linear-gradient(180deg, var(--archive), var(--ink));
}

.page-disclaimer .doc-section__head {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid var(--rail);
  margin-bottom: 1.25rem;
}

.page-disclaimer .doc-section__num {
  flex: none;
  color: var(--amber);
  font-size: 1rem;
  letter-spacing: .04em;
}

.page-disclaimer .doc-section__title {
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--paper);
  margin: 0;
}

.page-disclaimer .doc-section__body + .doc-section__body {
  margin-top: 1rem;
}

.page-disclaimer .doc-section__body .prose p + p {
  margin-top: .85rem;
}

.page-disclaimer .inline-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .inline-link:hover,
.page-disclaimer .inline-link:focus-visible {
  color: var(--amber);
}

.page-disclaimer .inline-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 三栏规则卡 ---------- */
.page-disclaimer .rule-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-disclaimer .rule-card {
  padding: 1.15rem 1.2rem 1.35rem;
  background: var(--archive);
  border: 1px solid var(--rail);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-disclaimer .rule-card--yes {
  border-top: 3px solid var(--cyan);
}

.page-disclaimer .rule-card--how {
  border-top: 3px solid var(--amber);
}

.page-disclaimer .rule-card--no {
  border-top: 3px solid var(--signal);
}

.page-disclaimer .rule-card__title {
  margin: 0 0 .75rem;
  font-size: 1rem;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-disclaimer .rule-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.page-disclaimer .rule-card__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .9375rem;
  line-height: 1.65;
  color: var(--paper);
}

.page-disclaimer .rule-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-disclaimer .rule-card--how .rule-card__list li::before {
  background: var(--amber);
}

.page-disclaimer .rule-card--no .rule-card__list li::before {
  background: var(--signal);
}

@media (min-width: 768px) {
  .page-disclaimer .rule-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 引用格式块 ---------- */
.page-disclaimer .cite-block {
  margin-top: 1rem;
  padding: 1rem 1.15rem;
  background: var(--sheet);
  color: var(--night);
  border-left: 3px solid var(--amber);
  font-family: var(--font-mono);
  font-size: .8125rem;
  line-height: 1.9;
}

.page-disclaimer .cite-block__line {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin: 0;
}

.page-disclaimer .cite-block__key {
  flex: none;
  min-width: 5.5em;
  color: #4a6a62;
}

.page-disclaimer .cite-block__val {
  color: var(--night);
  word-break: break-word;
}

/* ---------- 更新节奏列表 ---------- */
.page-disclaimer .version-list {
  list-style: none;
  margin: 1.25rem 0 1.25rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--rail);
  border-top: 1px solid var(--rail);
  border-bottom: 1px solid var(--rail);
}

.page-disclaimer .version-item {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.25rem;
  align-items: baseline;
  padding: .85rem 1rem;
  background: var(--ink);
}

.page-disclaimer .version-item__num {
  flex: none;
  min-width: 7.5em;
  color: var(--cyan);
  font-size: .8125rem;
}

.page-disclaimer .version-item__text {
  font-size: .9375rem;
  line-height: 1.65;
  color: var(--paper);
}

/* ---------- 联系方式卡 ---------- */
.page-disclaimer .reach-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 1.25rem;
  background: var(--rail);
  border: 1px solid var(--rail);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-disclaimer .reach-card__col {
  padding: 1.15rem 1.25rem 1.35rem;
  background: var(--archive);
}

.page-disclaimer .reach-card__label {
  margin: 0;
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-disclaimer .reach-card__value {
  margin: .35rem 0 .5rem;
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--cyan);
  word-break: break-word;
}

.page-disclaimer .reach-card__hint {
  margin: 0;
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--mist);
}

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

/* ---------- 动效 ---------- */
.page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.page-disclaimer [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-disclaimer .overview-link,
  .page-disclaimer .rail-link {
    transition: none;
  }
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 719px) {
  .page-disclaimer .doc-hero__media {
    aspect-ratio: 16 / 10;
  }
  .page-disclaimer .cite-block,
  .page-disclaimer .reach-card__value {
    font-size: .78rem;
  }
  .page-disclaimer .version-item__num {
    min-width: 0;
  }
}