.page-disclaimer {
  --disc-measure: 62ch;
  background: var(--paper);
  color: var(--ink);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-disclaimer .container {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  margin-top: clamp(20px, 3vw, 34px);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--stone);
}
.page-disclaimer .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .breadcrumb li {
  display: flex;
  align-items: center;
}
.page-disclaimer .breadcrumb li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--gold-deep);
}
.page-disclaimer .breadcrumb a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}
.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--ink);
}

/* 首屏摘要 */
.page-disclaimer .page-lead {
  max-width: 760px;
  margin-top: clamp(30px, 5vw, 58px);
}
.page-disclaimer .page-lead .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
}
.page-disclaimer h1 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 50px);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.page-disclaimer .page-lead .lede {
  margin: 0 0 18px;
  font-size: clamp(15.5px, 2.2vw, 17px);
  line-height: 1.92;
  color: var(--graphite);
}
.page-disclaimer .lead-note {
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.85;
  color: var(--stone);
}

/* 首图 */
.page-disclaimer .lead-media {
  margin: clamp(30px, 5vw, 58px) 0 0;
  border: 1px solid var(--rule-gold);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink);
}
.page-disclaimer .lead-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

/* 分栏骨架 */
.page-disclaimer .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 52px);
  margin-top: clamp(38px, 6vw, 74px);
}

/* 侧栏目录 */
.page-disclaimer .aside-panel {
  border-top: 2px solid var(--gold);
  padding-top: 16px;
}
.page-disclaimer .aside-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold-deep);
}
.page-disclaimer .toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .toc li + li {
  margin-top: 2px;
}
.page-disclaimer .toc a {
  display: block;
  padding: 7px 10px 7px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--stone);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}
.page-disclaimer .toc a:hover,
.page-disclaimer .toc a:focus-visible {
  color: var(--ink);
  background: rgba(201, 162, 39, 0.08);
}
.page-disclaimer .toc a.is-current {
  color: var(--ink);
  font-weight: 500;
  border-left-color: var(--cinnabar);
  background: rgba(201, 162, 39, 0.12);
}
.page-disclaimer .aside-note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: 12.5px;
  line-height: 1.78;
  color: var(--stone);
}
.page-disclaimer .aside-note a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-gold);
}
.page-disclaimer .aside-note a:hover,
.page-disclaimer .aside-note a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* 条款区块 */
.page-disclaimer .clause {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--rule-gold);
  margin-bottom: clamp(34px, 5vw, 58px);
  scroll-margin-top: calc(var(--header-h) + 26px);
}
.page-disclaimer .clause:last-child {
  margin-bottom: 0;
}
.page-disclaimer .clause-num {
  display: inline-block;
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold-deep);
}
.page-disclaimer .clause-title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(21px, 3.1vw, 27px);
  line-height: 1.36;
  color: var(--ink);
}
.page-disclaimer .clause p {
  max-width: var(--disc-measure);
  margin: 0 0 15px;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--graphite);
}
.page-disclaimer .clause p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .clause a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-gold);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-disclaimer .clause a:hover,
.page-disclaimer .clause a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* 条目清单 */
.page-disclaimer .clause-list {
  max-width: var(--disc-measure);
  margin: 0 0 15px;
  padding: 0;
  list-style: none;
}
.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--graphite);
}
.page-disclaimer .clause-list li:last-child {
  margin-bottom: 0;
}
.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 9px;
  height: 2px;
  background: var(--gold);
}

/* 强调条款 */
.page-disclaimer .callout {
  max-width: var(--disc-measure);
  margin: 22px 0 0;
  padding: 20px 22px 20px 24px;
  background: var(--graphite);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
}
.page-disclaimer .callout p {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.88;
  color: var(--paper);
}

/* 折叠面板 */
.page-disclaimer .fold {
  max-width: var(--disc-measure);
  margin: 12px 0 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.page-disclaimer .fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  transition: color 0.18s ease;
}
.page-disclaimer .fold summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .fold summary::after {
  content: "＋";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-deep);
}
.page-disclaimer .fold[open] summary::after {
  content: "－";
}
.page-disclaimer .fold summary:hover,
.page-disclaimer .fold summary:focus-visible {
  color: var(--gold-deep);
}
.page-disclaimer .fold-body {
  padding: 0 2px 18px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--stone);
}
.page-disclaimer .fold-body a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-gold);
}

/* 联系信息 */
.page-disclaimer .contact-block {
  max-width: var(--disc-measure);
  margin: 20px 0 18px;
  display: grid;
  gap: 1px;
  background: var(--rule-gold);
  border: 1px solid var(--rule-gold);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-disclaimer .contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding: 14px 18px;
  background: var(--paper-warm);
  font-size: 14.5px;
  line-height: 1.72;
}
.page-disclaimer .contact-key {
  flex: 0 0 76px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--gold-deep);
}
.page-disclaimer .contact-val {
  flex: 1 1 200px;
  min-width: 0;
  color: var(--graphite);
  overflow-wrap: break-word;
  word-break: break-word;
}
.page-disclaimer .clause-tail {
  color: var(--stone) !important;
  font-size: 14px !important;
}

/* 版本号强调 */
.page-disclaimer .clause .version-num {
  display: inline-block;
  padding: 0 4px;
  font-size: 1.05em;
  color: var(--gold-deep);
  border-bottom: 2px solid var(--gold);
}

/* 窄屏：目录改为网格，取消粘性 */
@media (max-width: 979px) {
  .page-disclaimer .split-aside {
    position: static;
  }
  .page-disclaimer .toc ol {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 2px 10px;
  }
  .page-disclaimer .toc li + li {
    margin-top: 0;
  }
  .page-disclaimer .toc a {
    padding: 9px 10px 9px 12px;
    border-left-width: 2px;
    background: rgba(233, 226, 210, 0.55);
  }
}

/* 桌面：左右分栏，左栏粘性 */
@media (min-width: 980px) {
  .page-disclaimer .split {
    grid-template-columns: minmax(200px, 3fr) minmax(0, 9fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }
  .page-disclaimer .split-aside.is-sticky {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }
}

/* 宽屏：目录略宽，行宽保持舒适 */
@media (min-width: 1200px) {
  .page-disclaimer .split {
    grid-template-columns: minmax(220px, 2.6fr) minmax(0, 9.4fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc a,
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .clause a,
  .page-disclaimer .fold summary {
    transition: none;
  }
}
</style>