.page-disclaimer {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏：说明书封面 ---------- */
.page-disclaimer .dis-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3.5vw, 2.25rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background:
    radial-gradient(circle at 84% 10%, rgba(46, 139, 122, 0.22), transparent 55%),
    radial-gradient(circle at 8% 92%, rgba(242, 169, 0, 0.14), transparent 48%),
    linear-gradient(158deg, #0B2545 0%, #071A33 100%);
  color: var(--mist);
}

.page-disclaimer .dis-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(220, 231, 242, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220, 231, 242, 0.055) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-disclaimer .dis-hero .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dis-hero .breadcrumb {
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
}

.page-disclaimer .dis-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
  letter-spacing: 0.03em;
}

.page-disclaimer .dis-hero .breadcrumb a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .dis-hero .breadcrumb a:hover,
.page-disclaimer .dis-hero .breadcrumb a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-disclaimer .dis-hero .breadcrumb li[aria-current] {
  color: var(--amber-soft);
}

.page-disclaimer .dis-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
}

.page-disclaimer .dis-hero__lead .eyebrow {
  color: var(--celadon-soft);
}

.page-disclaimer .dis-hero__lead h1 {
  margin: 0.35rem 0 0;
  font-size: clamp(2.6rem, 9vw, 5rem);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-disclaimer .dis-hero__sub {
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 2.3vw, 1rem);
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-disclaimer .dis-hero__intro {
  max-width: 54ch;
  margin: 1.35rem 0 0;
  font-size: clamp(0.95rem, 2.2vw, 1.03rem);
  line-height: 1.9;
  color: var(--on-dark);
}

.page-disclaimer .dis-hero__plate {
  position: relative;
  padding: 1.4rem 1.35rem 1.5rem;
  border: 1px solid rgba(220, 231, 242, 0.26);
  border-radius: var(--radius);
  background: rgba(220, 231, 242, 0.07);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-2);
}

.page-disclaimer .dis-hero__tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  color: var(--amber-soft);
  text-transform: uppercase;
}

.page-disclaimer .dis-hero__ver {
  display: block;
  margin-top: 0.35rem;
  font-size: clamp(2.6rem, 7vw, 3.4rem);
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
}

.page-disclaimer .dis-hero__vertext {
  margin: 0.85rem 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-disclaimer .dis-hero__facts {
  display: grid;
  gap: 0.55rem;
  margin: 1.15rem 0 0;
  padding: 1.15rem 0 0;
  border-top: 1px solid rgba(220, 231, 242, 0.22);
  list-style: none;
  font-size: 0.88rem;
  color: var(--on-dark);
}

.page-disclaimer .dis-hero__facts .is-mono {
  margin-right: 0.4rem;
  font-weight: 700;
  font-size: 1.02rem;
  color: #fff;
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .dis-body {
  padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(3rem, 7vw, 5rem);
}

.page-disclaimer .dis-layout {
  display: grid;
  gap: clamp(1.25rem, 3vw, 1.75rem);
}

.page-disclaimer .dis-toc {
  padding: 1.15rem 1.1rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-1);
}

.page-disclaimer .dis-toc__title {
  margin: 0 0 0.85rem;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-disclaimer .dis-toc__list {
  display: grid;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dis-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  padding: 0.5rem 0.6rem;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--navy);
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-disclaimer .dis-toc__list a:hover,
.page-disclaimer .dis-toc__list a:focus-visible {
  background: var(--mist);
  border-left-color: var(--amber);
  color: var(--navy-deep);
}

.page-disclaimer .dis-toc__no {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--celadon);
}

.page-disclaimer .dis-content {
  min-width: 0;
}

/* ---------- 条目面板 ---------- */
.page-disclaimer .dis-sec {
  position: relative;
  margin-bottom: clamp(1rem, 2.5vw, 1.6rem);
  padding: clamp(1.25rem, 3.5vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-1);
  scroll-margin-top: 6.5rem;
}

.page-disclaimer .dis-sec:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dis-sec__head {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding-bottom: 0.85rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dis-sec__no {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-disclaimer .dis-sec__title {
  margin: 0;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.page-disclaimer .dis-sec__lead {
  margin: 0 0 1.3rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-disclaimer .dis-sec__foot {
  margin: 1.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 三类内容卡片 ---------- */
.page-disclaimer .dis-kinds {
  display: grid;
  gap: clamp(0.85rem, 2vw, 1.1rem);
}

.page-disclaimer .dis-kind {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-top: 4px solid var(--steel);
  border-radius: var(--radius-sm);
  background: var(--paper);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.page-disclaimer .dis-kind--notice {
  border-top-color: var(--vermilion);
}

.page-disclaimer .dis-kind--guide {
  border-top-color: var(--celadon);
}

.page-disclaimer .dis-kind--archive {
  border-top-color: var(--navy);
}

.page-disclaimer .dis-kind:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.page-disclaimer .dis-kind h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--navy);
}

.page-disclaimer .dis-kind p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .dis-kind a {
  margin-top: auto;
  font-size: 0.87rem;
}

/* ---------- 版本标签 ---------- */
.page-disclaimer .dis-versions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1.35rem;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dis-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  cursor: help;
  transition: border-color 0.18s ease, background-color 0.18s ease, color 0.18s ease;
}

.page-disclaimer .dis-chip:hover,
.page-disclaimer .dis-chip:focus-visible {
  border-color: var(--amber);
  background: #FFFAF0;
  color: #8A5F00;
  outline: none;
}

.page-disclaimer .dis-chip:focus-visible {
  box-shadow: 0 0 0 3px rgba(242, 169, 0, 0.35);
}

.page-disclaimer .dis-chip__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 6;
  width: max-content;
  max-width: min(280px, 74vw);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  background: var(--navy);
  font-family: var(--font-sans);
  font-size: 0.79rem;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
  color: var(--mist);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
}

.page-disclaimer .dis-chip:hover .dis-chip__tip,
.page-disclaimer .dis-chip:focus-visible .dis-chip__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .dis-sec .data-table caption {
  text-align: left;
}

.page-disclaimer .dis-sec .figure-frame {
  margin: clamp(1.35rem, 3vw, 1.9rem) 0 0;
}

/* ---------- 下载步骤 ---------- */
.page-disclaimer .dis-steps {
  counter-reset: dis-step;
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dis-steps li {
  position: relative;
  counter-increment: dis-step;
  padding-left: 2.7rem;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-disclaimer .dis-steps li::before {
  content: counter(dis-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.1rem;
  display: grid;
  place-items: center;
  width: 1.95rem;
  height: 1.95rem;
  border-radius: 50%;
  background: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--navy);
}

.page-disclaimer .dis-steps strong {
  color: var(--navy);
  font-weight: 700;
}

/* ---------- 更新说明 ---------- */
.page-disclaimer .dis-note {
  margin-bottom: 1.4rem;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(242, 169, 0, 0.12), rgba(242, 169, 0, 0));
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-disclaimer .dis-bullets {
  display: grid;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dis-bullets li {
  padding-left: 1rem;
  border-left: 3px solid var(--celadon-soft);
}

.page-disclaimer .dis-bullets h3 {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--navy);
}

.page-disclaimer .dis-bullets p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 联络 ---------- */
.page-disclaimer .dis-sec--help {
  background: linear-gradient(180deg, #fff 0%, #F7FAFD 100%);
}

.page-disclaimer .dis-help {
  display: grid;
  gap: 0.85rem;
}

.page-disclaimer .dis-help__card {
  display: block;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.page-disclaimer .dis-help__card:hover,
.page-disclaimer .dis-help__card:focus-visible {
  border-color: var(--celadon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
  outline: none;
}

.page-disclaimer .dis-help__card:focus-visible {
  box-shadow: 0 0 0 3px rgba(46, 139, 122, 0.35);
}

.page-disclaimer .dis-help__card strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--navy);
}

.page-disclaimer .dis-help__card span {
  display: block;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-disclaimer .dis-contact {
  display: grid;
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding: 1.15rem 0 0;
  border-top: 1px dashed var(--line-strong);
  list-style: none;
}

.page-disclaimer .dis-contact li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-disclaimer .dis-contact__k {
  min-width: 5.2rem;
  font-weight: 700;
  color: var(--navy);
}

.page-disclaimer .dis-contact__v {
  color: var(--ink);
  overflow-wrap: anywhere;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .dis-backtop {
  position: fixed;
  right: clamp(0.9rem, 3vw, 1.75rem);
  bottom: clamp(0.9rem, 3vw, 1.75rem);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1rem;
  border: 1px solid var(--steel);
  border-radius: 999px;
  background: var(--navy);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--mist);
  text-decoration: none;
  box-shadow: var(--shadow-2);
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .dis-backtop:hover,
.page-disclaimer .dis-backtop:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--navy-deep);
  outline: none;
}

.page-disclaimer .dis-backtop:focus-visible {
  box-shadow: 0 0 0 3px rgba(242, 169, 0, 0.4);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dis-kinds {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dis-help {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .dis-bullets {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .dis-hero__grid {
    grid-template-columns: minmax(0, 1fr) 310px;
    align-items: end;
  }

  .page-disclaimer .dis-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3rem);
    align-items: start;
  }

  .page-disclaimer .dis-toc {
    position: sticky;
    top: 7rem;
  }
}

@media (max-width: 719px) {
  .page-disclaimer .dis-toc__list {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    overflow-x: auto;
    padding-bottom: 0.35rem;
  }

  .page-disclaimer .dis-toc__list a {
    white-space: nowrap;
    border-left: none;
    border-bottom: 2px solid transparent;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  }

  .page-disclaimer .dis-toc__list a:hover,
  .page-disclaimer .dis-toc__list a:focus-visible {
    border-left-color: transparent;
    border-bottom-color: var(--amber);
  }

  .page-disclaimer .dis-chip__tip {
    left: 50%;
    transform: translate(-50%, 4px);
  }

  .page-disclaimer .dis-chip:hover .dis-chip__tip,
  .page-disclaimer .dis-chip:focus-visible .dis-chip__tip {
    transform: translate(-50%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dis-kind,
  .page-disclaimer .dis-help__card,
  .page-disclaimer .dis-chip__tip {
    transition: none;
  }

  .page-disclaimer .dis-kind:hover,
  .page-disclaimer .dis-help__card:hover,
  .page-disclaimer .dis-help__card:focus-visible {
    transform: none;
  }
}