.page-disclaimer {
  --dsc-rail: 46px;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--grey);
}
.page-disclaimer .crumbs a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s ease-out, border-color .16s ease-out;
}
.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--crimson);
  border-bottom-color: var(--crimson);
}
.page-disclaimer .crumbs__sep {
  color: rgba(13, 17, 23, .28);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dsc-hero {
  max-width: 900px;
  padding: 20px 0 28px;
}
.page-disclaimer .dsc-hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(29px, 5.4vw, 48px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-disclaimer .dsc-hero__lead {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(15.5px, 1.8vw, 17px);
  line-height: 1.78;
  color: #34373e;
}
.page-disclaimer .dsc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .dsc-hero__meta li {
  padding: 7px 14px;
  font-size: 13px;
  color: var(--grey);
  background: #fff;
  border: 1px solid rgba(13, 17, 23, .1);
  border-radius: var(--pill);
}
.page-disclaimer .dsc-hero__meta .mono {
  margin-right: 6px;
  color: var(--crimson);
  font-size: 12px;
  letter-spacing: .06em;
}

/* ---------- 顶部窄幅图 ---------- */
.page-disclaimer .dsc-banner {
  margin: 0 0 44px;
  border-radius: var(--r-xl);
}

/* ---------- 主体：索引 + 条款 ---------- */
.page-disclaimer .dsc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding-bottom: 64px;
}

.page-disclaimer .dsc-index {
  padding: 20px 16px 22px;
  background: var(--ink);
  border: 1px solid rgba(14, 95, 92, .5);
  border-radius: var(--r-lg);
}
.page-disclaimer .dsc-index__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}
.page-disclaimer .dsc-index__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .dsc-index__list a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 10px;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(250, 247, 241, .75);
  text-decoration: none;
  border-radius: var(--r-sm);
  transition: background .18s ease-out, color .18s ease-out;
}
.page-disclaimer .dsc-index__list a:hover {
  background: rgba(227, 168, 46, .14);
  color: var(--snow);
}
.page-disclaimer .dsc-index__list a:focus-visible {
  outline: var(--ring);
  outline-offset: 2px;
  color: var(--snow);
}
.page-disclaimer .dsc-index__list .mono {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-disclaimer .dsc-body {
  min-width: 0;
}

/* ---------- 条款 ---------- */
.page-disclaimer .dsc-clause {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: 28px 0;
  border-top: 1px solid rgba(13, 17, 23, .1);
  scroll-margin-top: calc(var(--head-h) + 20px);
}
.page-disclaimer .dsc-clause:first-child {
  padding-top: 4px;
  border-top: 0;
}
.page-disclaimer .dsc-clause__rail {
  padding-top: 3px;
}
.page-disclaimer .dsc-clause__rail .mono {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--grey);
  transition: color .18s ease-out;
}
.page-disclaimer .dsc-clause__rail::after {
  content: "";
  display: block;
  width: 2px;
  height: 30px;
  margin: 10px 0 0 5px;
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(183, 39, 31, .6), rgba(183, 39, 31, 0));
}
.page-disclaimer .dsc-clause:target .dsc-clause__rail .mono {
  color: var(--crimson);
  font-weight: 700;
}
.page-disclaimer .dsc-clause:target h2 {
  color: var(--crimson);
}
.page-disclaimer .dsc-clause__main {
  min-width: 0;
}
.page-disclaimer .dsc-clause__main h2 {
  margin: 0 0 14px;
  font-size: clamp(19px, 3.2vw, 24px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-disclaimer .dsc-clause__main p {
  margin: 0 0 12px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: #3a3d44;
}
.page-disclaimer .dsc-clause__main p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .dsc-clause__main a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.page-disclaimer .dsc-clause__main a:hover,
.page-disclaimer .dsc-clause__main a:focus-visible {
  color: var(--crimson);
}

/* 三种引用情形 */
.page-disclaimer .dsc-uses {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .dsc-uses li {
  padding: 12px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: #3a3d44;
  background: rgba(227, 168, 46, .1);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.page-disclaimer .dsc-uses b {
  font-weight: 700;
  color: var(--ink);
}

/* 关键提示块 */
.page-disclaimer .dsc-clause__main .dsc-note {
  padding: 14px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: #2b3a3a;
  background: rgba(14, 95, 92, .07);
  border: 1px solid rgba(14, 95, 92, .22);
  border-radius: var(--r-md);
}

/* 可展开补充 */
.page-disclaimer .dsc-fold {
  margin: 14px 0 0;
  padding: 0 16px;
  background: #fff;
  border: 1px dashed rgba(13, 17, 23, .18);
  border-radius: var(--r-md);
}
.page-disclaimer .dsc-fold summary {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 13px 0;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--teal);
  cursor: pointer;
  list-style: none;
}
.page-disclaimer .dsc-fold summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .dsc-fold summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--gold);
}
.page-disclaimer .dsc-fold[open] summary::before {
  content: "–";
}
.page-disclaimer .dsc-fold summary:focus-visible {
  outline: var(--ring);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}
.page-disclaimer .dsc-fold p {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: #3a3d44;
}

/* ---------- 页尾沟通渠道 ---------- */
.page-disclaimer .dsc-contact {
  position: relative;
  overflow: hidden;
  margin-bottom: 60px;
  padding: clamp(26px, 4.4vw, 46px);
  color: var(--snow);
  background: linear-gradient(128deg, var(--indigo) 0%, #201e52 48%, var(--crimson-deep) 100%);
  border-radius: var(--r-xl);
}
.page-disclaimer .dsc-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(118deg, rgba(250, 247, 241, .055) 0 2px, transparent 2px 26px);
}
.page-disclaimer .dsc-contact__title {
  position: relative;
  margin: 0 0 12px;
  font-size: clamp(21px, 3.6vw, 30px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -.01em;
}
.page-disclaimer .dsc-contact__lead {
  position: relative;
  margin: 0 0 22px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(250, 247, 241, .8);
}
.page-disclaimer .dsc-contact__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-disclaimer .dsc-contact__cell {
  padding: 15px 18px;
  background: rgba(13, 17, 23, .26);
  border: 1px solid rgba(250, 247, 241, .16);
  border-radius: var(--r-md);
}
.page-disclaimer .dsc-contact__key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--gold);
}
.page-disclaimer .dsc-contact__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--snow);
  word-break: break-word;
}
.page-disclaimer .dsc-contact__note {
  position: relative;
  margin: 20px 0 0;
  max-width: 74ch;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(250, 247, 241, .66);
}

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

@media (min-width: 900px) {
  .page-disclaimer .dsc-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 48px;
  }
  .page-disclaimer .dsc-index {
    position: sticky;
    top: calc(var(--head-h) + 18px);
    align-self: start;
  }
  .page-disclaimer .dsc-clause {
    grid-template-columns: var(--dsc-rail) minmax(0, 1fr);
    gap: 20px;
    padding: 32px 0;
  }
  .page-disclaimer .dsc-clause:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .crumbs a,
  .page-disclaimer .dsc-index__list a,
  .page-disclaimer .dsc-clause__rail .mono {
    transition: none;
  }
}