.page-disclaimer {
  position: relative;
  padding-top: calc(var(--unit) * 1.25);
  padding-bottom: calc(var(--unit) * 3);
  color: var(--paper-82);
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-faint) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-faint) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.6;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.3) 58%, transparent 92%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.3) 58%, transparent 92%);
}

.page-disclaimer > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer a {
  color: var(--paper);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color 0.15s var(--ease), text-decoration-color 0.15s var(--ease);
}

.page-disclaimer a:hover {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

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

.page-disclaimer .breadcrumb {
  font-family: var(--font-data);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-disclaimer .breadcrumb a {
  color: var(--stone);
  text-decoration: none;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--cyan);
}

.page-disclaimer .breadcrumb span {
  margin: 0 6px;
}

/* 页首抽象纹理带 */
.page-disclaimer .doc-banner {
  margin: calc(var(--unit) * 1.5) 0 0;
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  height: clamp(120px, 18vw, 190px);
  object-fit: cover;
  border: 1px solid var(--line-soft);
  opacity: 0.8;
}

/* 文档头 */
.page-disclaimer .doc-intro {
  padding-top: calc(var(--unit) * 1.75);
}

.page-disclaimer .doc-intro .annotation {
  margin: 0;
}

.page-disclaimer h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-40);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer .doc-intro__lead {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: var(--fs-20);
  line-height: 1.8;
  color: var(--paper-82);
}

.page-disclaimer .doc-intro__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: calc(var(--unit) * 1.25) 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .doc-intro__facts li {
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-disclaimer .doc-intro__facts .data-num {
  margin-right: 6px;
  font-size: var(--fs-20);
  color: var(--cyan);
}

/* 唯一一处熔岩橙强调 */
.page-disclaimer .alert-strip {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: calc(var(--unit) * 2) 0 0;
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--orange);
  background: var(--orange-wash);
  max-width: 46em;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--paper-82);
}

.page-disclaimer .alert-strip__label {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-data);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--orange);
}

/* 条款目录 */
.page-disclaimer .clause-index {
  margin-top: calc(var(--unit) * 2.5);
}

.page-disclaimer .clause-index .annotation {
  margin: 0;
}

.page-disclaimer .clause-index__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .clause-index__list li {
  border-bottom: 1px solid var(--line-faint);
}

.page-disclaimer .clause-index__list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 2px;
  font-size: var(--fs-14);
  text-decoration: none;
}

.page-disclaimer .clause-index__no {
  flex: none;
  font-family: var(--font-data);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* 条款正文 */
.page-disclaimer .clauses {
  margin-top: calc(var(--unit) * 3);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 28px 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .clause__no {
  font-family: var(--font-data);
  font-size: var(--fs-14);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-28);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .clause__body p {
  margin: 0 0 14px;
  max-width: 40em;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--paper-82);
}

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

.page-disclaimer .clause__body .aside-note {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--stone);
}

.page-disclaimer .callout {
  padding: 14px 18px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--paper-82);
}

/* 口径清单 */
.page-disclaimer .spec-list {
  margin: 0 0 16px;
  padding: 0;
  max-width: 40em;
  list-style: none;
  border-top: 1px solid var(--line-faint);
}

.page-disclaimer .spec-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-faint);
  font-size: var(--fs-14);
}

.page-disclaimer .spec-list__k {
  font-family: var(--font-data);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-disclaimer .spec-list__v {
  line-height: 1.7;
  color: var(--paper-82);
}

/* 页尾索引 */
.page-disclaimer .doc-links {
  margin-top: calc(var(--unit) * 3);
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .doc-links .annotation {
  margin: 0;
}

.page-disclaimer .doc-links__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .doc-links__list li {
  border-bottom: 1px solid var(--line-faint);
}

.page-disclaimer .doc-links__list a {
  display: block;
  padding: 12px 2px;
  font-size: var(--fs-14);
  line-height: 1.7;
  text-decoration: none;
}

@media (min-width: 640px) {
  .page-disclaimer .spec-list li {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .clause-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }

  .page-disclaimer .doc-links__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }
}

@media (min-width: 880px) {
  .page-disclaimer {
    padding-top: calc(var(--unit) * 1.5);
  }

  .page-disclaimer .clause {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 36px;
    padding: 40px 0;
  }

  .page-disclaimer .clause__no {
    position: sticky;
    top: calc(var(--unit) * 4);
    align-self: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer a {
    transition: none;
  }
}