/* ===== 网站声明 / page-disclaimer ===== */

.page-disclaimer {
  --decl-rail: 72px;
  --decl-measure: 700px;
  background:
    radial-gradient(920px 460px at 94% -8%, rgba(230, 180, 92, 0.11), transparent 62%),
    radial-gradient(760px 400px at 0% 10%, rgba(99, 199, 155, 0.07), transparent 64%);
  color: var(--text);
  font-family: var(--sans);
}

.page-disclaimer .breadcrumbs {
  padding-top: clamp(14px, 3vw, 26px);
  padding-bottom: 0;
}

/* ---------- 页边编号 ---------- */

.page-disclaimer .decl-rail {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
}

.page-disclaimer .decl-rail__no {
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .decl-rail__rule {
  flex: 1 1 auto;
  height: 1px;
  min-width: 20px;
  background: linear-gradient(90deg, rgba(230, 180, 92, 0.85), rgba(230, 180, 92, 0));
}

/* ---------- 首屏 ---------- */

.page-disclaimer .decl-hero {
  padding-block: clamp(18px, 4vw, 30px) clamp(26px, 5vw, 46px);
}

.page-disclaimer .decl-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-disclaimer .decl-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(27px, 6vw, 44px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.015em;
  max-width: 16em;
  color: var(--text);
}

.page-disclaimer .decl-hero .lede {
  max-width: 54ch;
  margin: 0;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .decl-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}

.page-disclaimer .decl-chips__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-right: 2px;
}

.page-disclaimer .decl-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(23, 42, 69, 0.5);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-disclaimer .decl-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--celadon);
}

.page-disclaimer .decl-chip:hover,
.page-disclaimer .decl-chip:focus-visible {
  color: var(--gold-soft);
  border-color: var(--gold);
  background: rgba(230, 180, 92, 0.1);
}

/* ---------- 章节骨架 ---------- */

.page-disclaimer .decl-block {
  padding-block: clamp(26px, 5vw, 48px);
  border-top: 1px solid rgba(42, 59, 85, 0.9);
}

.page-disclaimer .decl-block__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-disclaimer .decl-body h2 {
  margin: 0 0 12px;
  font-size: clamp(19px, 3.6vw, 26px);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-disclaimer .decl-body p {
  margin: 0 0 10px;
  max-width: 56ch;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-disclaimer .decl-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 58ch;
}

.page-disclaimer .decl-list li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-disclaimer .decl-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.74em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.page-disclaimer .decl-list strong {
  color: var(--text);
  font-weight: 600;
}

/* ---------- 版本对照切换 ---------- */

.page-disclaimer .decl-tabs {
  margin-top: 22px;
}

.page-disclaimer .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .tabs__btn {
  appearance: none;
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  background: rgba(13, 26, 46, 0.7);
  padding: 9px 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-disclaimer .tabs__btn:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.page-disclaimer .tabs__btn[aria-selected="true"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.page-disclaimer .tabs__btn:focus-visible {
  outline: 2px solid var(--celadon);
  outline-offset: 2px;
}

.page-disclaimer .tabs__panel[hidden] {
  display: none;
}

.page-disclaimer .decl-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 18px;
}

.page-disclaimer .decl-col {
  padding: 16px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(23, 42, 69, 0.72), rgba(13, 26, 46, 0.55));
  box-shadow: var(--shadow);
}

.page-disclaimer .decl-col--old {
  border-top: 3px solid var(--clay);
}

.page-disclaimer .decl-col--new {
  border-top: 3px solid var(--celadon);
}

.page-disclaimer .decl-col__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text);
}

.page-disclaimer .decl-col__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-disclaimer .decl-col--old .decl-col__dot {
  background: var(--clay);
}

.page-disclaimer .decl-col--new .decl-col__dot {
  background: var(--celadon);
  box-shadow: 0 0 0 3px rgba(99, 199, 155, 0.16);
}

.page-disclaimer .decl-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .decl-col li {
  position: relative;
  padding-left: 15px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-disclaimer .decl-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--line-strong);
}

.page-disclaimer .decl-note {
  margin: 18px 0 0;
  padding: 12px 16px;
  max-width: 56ch;
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(230, 180, 92, 0.08);
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 对照配图 ---------- */

.page-disclaimer .decl-figure {
  margin: 26px 0 0;
}

.page-disclaimer .decl-figure .media-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-disclaimer .decl-figure figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 联系方式 ---------- */

.page-disclaimer .decl-facts {
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.page-disclaimer .decl-fact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 13px 16px;
  background: var(--ink-2);
}

.page-disclaimer .decl-fact dt {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-disclaimer .decl-fact dd {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.page-disclaimer .copy-btn {
  margin-left: 8px;
  padding: 3px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: transparent;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold-soft);
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-disclaimer .copy-btn:hover,
.page-disclaimer .copy-btn:focus-visible {
  border-color: var(--gold);
  color: var(--ink);
  background: var(--gold);
}

.page-disclaimer .copy-status {
  min-height: 1.25em;
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--celadon);
}

.page-disclaimer .decl-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .decl-compare {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-disclaimer .decl-fact {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-disclaimer {
    --decl-rail: 88px;
  }

  .page-disclaimer .decl-hero__grid,
  .page-disclaimer .decl-block__grid {
    grid-template-columns: var(--decl-rail) minmax(0, var(--decl-measure));
    gap: 0 34px;
  }

  .page-disclaimer .decl-rail {
    flex-direction: column;
    align-items: flex-start;
    align-self: start;
    position: sticky;
    top: 108px;
    gap: 12px;
  }

  .page-disclaimer .decl-rail__no {
    font-size: 26px;
  }

  .page-disclaimer .decl-rail__rule {
    flex: 0 0 auto;
    width: 1px;
    height: 56px;
    min-width: 0;
    background: linear-gradient(180deg, rgba(230, 180, 92, 0.85), rgba(230, 180, 92, 0));
  }

  .page-disclaimer .decl-hero__body,
  .page-disclaimer .decl-body {
    grid-column: 2 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .decl-chip,
  .page-disclaimer .tabs__btn,
  .page-disclaimer .copy-btn {
    transition: none;
  }
}
<<<END>>>