.page-disclaimer {
  --ux-line: rgba(10, 43, 78, 0.14);
  --ux-line-dark: rgba(244, 247, 250, 0.16);
  --ux-block-pad: clamp(2.6rem, 6vw, 5.2rem);
  background: var(--paper);
}

/* ---------- 顶部版本标识说明带 ---------- */
.page-disclaimer .ver-strip {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(90deg, var(--sea-900) 0%, var(--sea-800) 58%, #0d3b64 100%);
  border-bottom: 1px solid var(--line-dark);
}

.page-disclaimer .ver-strip__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem 1.1rem;
  padding: 0.65rem 0;
}

.page-disclaimer .ver-strip__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--steel);
  text-transform: uppercase;
}

.page-disclaimer .ver-strip__switch {
  display: flex;
  gap: 0.4rem;
}

.page-disclaimer .ver-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.3rem 0.72rem 0.3rem 0.55rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: rgba(244, 247, 250, 0.05);
  color: rgba(244, 247, 250, 0.72);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer .ver-badge__icon {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
}

.page-disclaimer .ver-badge:hover,
.page-disclaimer .ver-badge:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  outline: none;
}

.page-disclaimer .ver-badge.is-active {
  color: var(--sea-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-disclaimer .ver-strip__hint {
  flex: 1 1 260px;
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(244, 247, 250, 0.6);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .ux-hero {
  padding: clamp(2.6rem, 7vw, 5.5rem) 0 clamp(2rem, 5vw, 3.4rem);
}

.page-disclaimer .ux-hero .breadcrumb {
  margin-bottom: 1.6rem;
}

.page-disclaimer .ux-hero__idx {
  color: var(--steel);
  margin: 0 0 0.9rem;
}

.page-disclaimer .ux-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.1rem, 5.6vw, 4.1rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--sea-800);
  margin: 0 0 1.3rem;
  max-width: 22ch;
}

.page-disclaimer .ux-hero__lead {
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--graphite);
  margin: 0 0 2.4rem;
}

.page-disclaimer .ux-hero__facts {
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  background: var(--ux-line);
  border: 1px solid var(--ux-line);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin: 0;
}

.page-disclaimer .ux-hero__fact {
  background: var(--paper);
  padding: 1rem 1.2rem;
}

.page-disclaimer .ux-hero__fact dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.3rem;
}

.page-disclaimer .ux-hero__fact dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--sea-800);
}

/* ---------- 锚点目录 ---------- */
.page-disclaimer .anchor-rail {
  position: sticky;
  top: 46px;
  z-index: 12;
  background: var(--paper);
  border-top: 1px solid var(--ux-line);
  border-bottom: 1px solid var(--ux-line);
}

.page-disclaimer .anchor-rail__list {
  display: flex;
  gap: 0.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer .anchor-rail__list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .anchor-rail__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.85rem 0.9rem;
  font-size: 14px;
  color: var(--graphite);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .anchor-rail__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--steel);
}

.page-disclaimer .anchor-rail__list a:hover,
.page-disclaimer .anchor-rail__list a:focus-visible {
  color: var(--sea-800);
  border-bottom-color: var(--orange);
  outline: none;
}

/* ---------- 章节通用 ---------- */
.page-disclaimer .ux-block {
  padding: var(--ux-block-pad) 0;
  scroll-margin-top: 96px;
}

.page-disclaimer .ux-block__grid {
  display: grid;
  gap: 1.4rem;
}

.page-disclaimer .ux-block__num {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1;
  color: var(--cyan);
  margin: 0 0 0.5rem;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.page-disclaimer .ux-block__num::after {
  content: "";
  flex: 1 1 auto;
  max-width: 120px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.page-disclaimer .ux-block__title {
  margin: 0;
  color: var(--sea-800);
}

.page-disclaimer .ux-block__body.prose p {
  max-width: 66ch;
  color: var(--graphite);
  margin: 0 0 1.1rem;
}

.page-disclaimer .ux-block__body.prose strong {
  color: var(--sea-800);
  font-weight: 700;
}

.page-disclaimer .ux-block__body.prose a {
  color: var(--sea-800);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}

.page-disclaimer .ux-block__body.prose a:hover {
  color: var(--orange);
  text-decoration-color: var(--orange);
}

.page-disclaimer .ux-block__note {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--steel);
  border-left: 2px solid var(--cyan);
  padding-left: 0.9rem;
  margin-top: 1.4rem;
}

/* ---------- 01 版本标识 ---------- */
.page-disclaimer .ux-switchnote {
  border: 1px solid var(--ux-line);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(0, 229, 199, 0.05);
  padding: 1rem 1.15rem;
  margin: 1.6rem 0;
}

.page-disclaimer .ux-switchnote--main {
  border-left-color: var(--orange);
  background: rgba(255, 122, 69, 0.06);
}

.page-disclaimer .ux-switchnote__tag {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sea-800);
}

.page-disclaimer .ux-switchnote__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-disclaimer .ux-figure {
  margin-top: 2rem;
}

.page-disclaimer .ux-figure .figure__media {
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(120deg, var(--sea-900), var(--sea-800) 62%, #0e3f6b);
}

.page-disclaimer .ux-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  mix-blend-mode: luminosity;
  opacity: 0.9;
}

.page-disclaimer .ux-figure .figure__caption {
  margin-top: 0.7rem;
  font-size: 13px;
  color: var(--steel);
}

/* ---------- 02 访问环境 ---------- */
.page-disclaimer .ux-checklist {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--ux-line);
}

.page-disclaimer .ux-checklist li {
  display: grid;
  gap: 0.25rem 1.2rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--ux-line);
}

.page-disclaimer .ux-checklist__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sea-800);
}

.page-disclaimer .ux-checklist__v {
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-disclaimer .ux-browsers {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.page-disclaimer .ux-browsers__item {
  position: relative;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--ux-line);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--sea-800);
  background: #fff;
  cursor: default;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-disclaimer .ux-browsers__item::after {
  content: attr(data-browser);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  transform: translate(-50%, 4px);
  padding: 0.32rem 0.6rem;
  border-radius: var(--radius-s);
  background: var(--sea-900);
  color: var(--paper);
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-disclaimer .ux-browsers__item:hover,
.page-disclaimer .ux-browsers__item:focus-visible {
  border-color: var(--cyan);
  color: var(--sea-900);
  transform: translateY(-2px);
  outline: none;
}

.page-disclaimer .ux-browsers__item:hover::after,
.page-disclaimer .ux-browsers__item:focus-visible::after {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- 03 引用 ---------- */
.page-disclaimer .cite-block {
  margin: 1.4rem 0;
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line-dark);
  background: var(--sea-900);
  overflow-x: auto;
}

.page-disclaimer .cite-block code {
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--cyan-soft);
  white-space: pre;
}

.page-disclaimer .ux-rule-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.6rem;
}

.page-disclaimer .ux-rule {
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--ux-line);
  background: #fff;
}

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

.page-disclaimer .ux-rule--ask {
  border-top: 3px solid var(--orange);
}

.page-disclaimer .ux-rule__tag {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--sea-800);
  text-transform: uppercase;
}

.page-disclaimer .ux-rule ul {
  margin: 0;
  padding-left: 1.05rem;
  color: var(--graphite);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 04 更新记录（深色） ---------- */
.page-disclaimer .ux-block--dark {
  background: var(--sea-900);
  color: var(--paper);
}

.page-disclaimer .ux-block--dark .ux-block__title {
  color: var(--paper);
}

.page-disclaimer .ux-block--dark .ux-block__body.prose p {
  color: rgba(244, 247, 250, 0.78);
}

.page-disclaimer .ux-block--dark .ux-block__body.prose a {
  color: var(--cyan);
  text-decoration-color: var(--cyan-soft);
}

.page-disclaimer .ux-block--dark .ux-block__body.prose a:hover {
  color: var(--orange);
  text-decoration-color: var(--orange);
}

.page-disclaimer .ux-logdemo {
  margin: 1.6rem 0 0;
  border-top: 1px solid var(--ux-line-dark);
}

.page-disclaimer .ux-logdemo__row {
  display: grid;
  gap: 0.2rem 1.2rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--ux-line-dark);
}

.page-disclaimer .ux-logdemo__ver {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--cyan);
}

.page-disclaimer .ux-logdemo__txt {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(244, 247, 250, 0.76);
}

.page-disclaimer .ux-block__note--dark {
  color: rgba(244, 247, 250, 0.6);
}

/* ---------- 05 服务范围 ---------- */
.page-disclaimer .ux-cats {
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  background: var(--ux-line);
  border: 1px solid var(--ux-line);
  border-radius: var(--radius-m);
  overflow: hidden;
  margin: 1.5rem 0;
}

.page-disclaimer .ux-cat {
  background: var(--paper);
  padding: 1rem 1.15rem;
}

.page-disclaimer .ux-cat__name {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--sea-800);
  letter-spacing: 0.02em;
}

.page-disclaimer .ux-cat__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- CTA ---------- */
.page-disclaimer .ux-cta {
  margin: 0 auto clamp(2.5rem, 6vw, 4.5rem);
  padding: 0;
}

.page-disclaimer .ux-cta__inner {
  border-radius: var(--radius-l);
  padding: clamp(1.8rem, 4vw, 2.8rem);
  background: linear-gradient(115deg, var(--sea-800) 0%, var(--sea-900) 78%);
  border: 1px solid var(--line-dark);
}

.page-disclaimer .ux-cta__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--paper);
}

.page-disclaimer .ux-cta__text {
  margin: 0 0 1.4rem;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 247, 250, 0.74);
}

.page-disclaimer .ux-cta__actions {
  gap: 0.6rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .ux-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .ux-checklist li {
    grid-template-columns: 96px 1fr;
    align-items: baseline;
  }

  .page-disclaimer .ux-rule-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-disclaimer .ux-cats {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-disclaimer .ux-logdemo__row {
    grid-template-columns: 108px 1fr;
    align-items: baseline;
  }

  .page-disclaimer .ux-browsers__item {
    padding: 0.5rem 1.05rem;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .ux-block__grid {
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: 2.6rem 3.4rem;
    align-items: start;
  }

  .page-disclaimer .ux-block__head {
    position: sticky;
    top: 108px;
  }

  .page-disclaimer .ux-cats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-disclaimer .ux-hero__title {
    max-width: 18ch;
  }

  .page-disclaimer .anchor-rail__list {
    gap: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ver-badge,
  .page-disclaimer .ux-browsers__item,
  .page-disclaimer .anchor-rail__list a {
    transition: none;
  }
}