.page-disclaimer {
  --disc-hair-dark: rgba(169, 184, 201, .28);
  --disc-hair-light: rgba(42, 74, 112, .18);
  --disc-wash: rgba(230, 236, 242, .6);
  background: var(--night);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: 40px 0 56px;
  border-bottom: 1px solid var(--disc-hair-dark);
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(242, 101, 34, .22) 0%, rgba(242, 101, 34, 0) 58%),
    linear-gradient(180deg, var(--night) 0%, var(--lake) 100%);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(169, 184, 201, .1) 0 1px, transparent 1px 120px);
}

.page-disclaimer .disc-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-hero .breadcrumb {
  margin: 0 0 36px;
}

.page-disclaimer .disc-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-disclaimer .disc-hero .breadcrumb li + li::before {
  content: "/";
  color: var(--star);
}

.page-disclaimer .disc-hero .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

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

.page-disclaimer .disc-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}

.page-disclaimer .mono-label {
  display: inline-block;
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid var(--orange);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-disclaimer .disc-hero h1 {
  margin: 20px 0 0;
  max-width: 18ch;
  font-size: clamp(30px, 5.6vw, 52px);
  line-height: 1.24;
  letter-spacing: .06em;
  font-weight: 800;
  color: var(--snow);
}

.page-disclaimer .disc-hero-text {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist);
}

/* 线框印章 */
.page-disclaimer .disc-seal {
  position: relative;
  justify-self: start;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  width: 176px;
  height: 176px;
  padding: 18px;
  text-align: center;
  border: 1px solid rgba(242, 101, 34, .72);
  background: rgba(242, 101, 34, .06);
}

.page-disclaimer .disc-seal::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(242, 101, 34, .34);
  pointer-events: none;
}

.page-disclaimer .disc-seal::after {
  content: "";
  position: absolute;
  inset: 9px;
  opacity: .45;
  pointer-events: none;
  background-image: repeating-linear-gradient(45deg, rgba(242, 101, 34, .3) 0 1px, transparent 1px 8px);
}

.page-disclaimer .disc-seal span {
  position: relative;
  z-index: 1;
  font-family: var(--mono);
  letter-spacing: .14em;
}

.page-disclaimer .disc-seal-year {
  font-size: 30px;
  font-weight: 700;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-seal-tag {
  font-size: 11px;
  color: var(--mist);
}

/* ---------- 通栏氛围图 ---------- */
.page-disclaimer .disc-banner {
  position: relative;
  margin: 0;
  background: var(--lake);
}

.page-disclaimer .disc-banner img {
  display: block;
  width: 100%;
  height: clamp(180px, 32vw, 400px);
  object-fit: cover;
}

.page-disclaimer .disc-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(11, 27, 51, .55) 0%, rgba(11, 27, 51, .06) 45%, rgba(11, 27, 51, .3) 100%);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .disc-body {
  padding: 56px 0 80px;
  background: var(--snow);
}

.page-disclaimer .disc-index {
  margin-bottom: 48px;
  scroll-margin-top: 110px;
}

.page-disclaimer .disc-index-title {
  margin: 0 0 20px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  font-weight: 600;
  color: var(--muted-ink);
}

.page-disclaimer .disc-ruler {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--star);
  border-left: 1px solid var(--disc-hair-light);
  background: var(--disc-wash);
}

.page-disclaimer .disc-ruler li {
  border-right: 1px solid var(--disc-hair-light);
  border-bottom: 1px solid var(--disc-hair-light);
}

.page-disclaimer .disc-ruler a {
  position: relative;
  display: block;
  padding: 18px 14px 16px;
  text-decoration: none;
  color: var(--muted-ink);
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-disclaimer .disc-ruler a::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  opacity: .5;
  background: repeating-linear-gradient(90deg, var(--orange) 0 8px, transparent 8px 16px);
  transition: opacity 180ms var(--ease);
}

.page-disclaimer .disc-ruler a:hover,
.page-disclaimer .disc-ruler a:focus-visible {
  background: rgba(242, 101, 34, .1);
  color: var(--ink);
}

.page-disclaimer .disc-ruler a:hover::before,
.page-disclaimer .disc-ruler a:focus-visible::before {
  opacity: 1;
}

.page-disclaimer .disc-ruler .num {
  display: block;
  font-family: var(--mono);
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-disclaimer .disc-ruler-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
}

/* 展开组 */
.page-disclaimer .disc-clauses {
  border-top: 1px solid var(--disc-hair-light);
}

.page-disclaimer .disc-clause {
  scroll-margin-top: 120px;
}

.page-disclaimer .disc-trigger {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 12px;
  width: 100%;
  margin: 0;
  padding: 26px 0 18px;
  border: 0;
  border-top: 1px solid var(--disc-hair-light);
  background: transparent;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}

.page-disclaimer .disc-clause:first-child .disc-trigger {
  border-top: 0;
}

.page-disclaimer .disc-trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-disclaimer .disc-trigger .expand-index {
  font-family: var(--mono);
  font-size: 22px;
  line-height: 1;
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
  color: var(--orange);
}

.page-disclaimer .disc-trigger .expand-title {
  font-size: clamp(18px, 2.4vw, 25px);
  font-weight: 800;
  letter-spacing: .06em;
  line-height: 1.45;
  color: var(--ink);
  transition: color 180ms var(--ease);
}

.page-disclaimer .disc-trigger:hover .expand-title {
  color: var(--orange);
}

.page-disclaimer .disc-trigger .expand-sign {
  position: relative;
  display: block;
  justify-self: end;
  width: 18px;
  height: 18px;
}

.page-disclaimer .disc-trigger .expand-sign::before,
.page-disclaimer .disc-trigger .expand-sign::after {
  content: "";
  position: absolute;
  background: var(--star);
  transition: transform 180ms var(--ease), background-color 180ms var(--ease);
}

.page-disclaimer .disc-trigger .expand-sign::before {
  top: 50%;
  left: 0;
  width: 18px;
  height: 1px;
  transform: translateY(-50%);
}

.page-disclaimer .disc-trigger .expand-sign::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 18px;
  transform: translateX(-50%);
}

.page-disclaimer .disc-trigger[aria-expanded="true"] .expand-sign::before {
  background: var(--orange);
}

.page-disclaimer .disc-trigger[aria-expanded="true"] .expand-sign::after {
  transform: translateX(-50%) scaleY(0);
}

.page-disclaimer .expand-panel-inner {
  max-width: 68ch;
  margin-left: 0;
  padding: 0 0 36px;
}

.page-disclaimer .expand-panel-inner p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted-ink);
}

.page-disclaimer .expand-panel-inner p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .expand-panel-inner a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 101, 34, .45);
  transition: border-color 180ms var(--ease);
}

.page-disclaimer .expand-panel-inner a:hover,
.page-disclaimer .expand-panel-inner a:focus-visible {
  border-bottom-color: var(--orange);
}

.page-disclaimer .disc-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding: 12px 0 12px 24px;
  border-top: 1px solid var(--disc-hair-light);
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.page-disclaimer .disc-note {
  margin: 0 0 14px;
  padding: 14px 16px;
  border-left: 2px solid var(--amber);
  background: rgba(255, 176, 32, .12);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 深色收束区 ---------- */
.page-disclaimer .disc-outro {
  position: relative;
  padding: 56px 0 72px;
  border-top: 1px solid var(--disc-hair-dark);
  background: linear-gradient(180deg, var(--lake) 0%, var(--night) 100%);
}

.page-disclaimer .disc-outro h2 {
  margin: 0 0 28px;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--snow);
}

.page-disclaimer .disc-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--disc-hair-dark);
  background: var(--disc-hair-dark);
}

.page-disclaimer .disc-links a {
  display: block;
  height: 100%;
  padding: 22px 20px 24px;
  background: var(--night);
  text-decoration: none;
  color: var(--snow);
  transition: background-color 180ms var(--ease);
}

.page-disclaimer .disc-links a:hover,
.page-disclaimer .disc-links a:focus-visible {
  background: var(--lake);
}

.page-disclaimer .disc-links strong {
  display: block;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-disclaimer .disc-links span {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 浮动章节定位 ---------- */
.page-disclaimer .disc-jump {
  display: none;
}

.page-disclaimer .disc-jump ol {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-jump a {
  display: block;
  width: 40px;
  height: 32px;
  line-height: 30px;
  text-align: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
  color: var(--mist);
  background: rgba(20, 48, 79, .94);
  border: 1px solid var(--disc-hair-dark);
  transition: background-color 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .disc-jump a:hover,
.page-disclaimer .disc-jump a:focus-visible {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--snow);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-hero {
    padding: 48px 0 72px;
  }

  .page-disclaimer .disc-body {
    padding: 72px 0 96px;
  }

  .page-disclaimer .disc-ruler {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-trigger {
    grid-template-columns: 68px minmax(0, 1fr) 28px;
    gap: 20px;
    padding: 30px 0 20px;
  }

  .page-disclaimer .expand-panel-inner {
    margin-left: 88px;
  }

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

@media (min-width: 900px) {
  .page-disclaimer .disc-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: 64px;
  }

  .page-disclaimer .disc-seal {
    justify-self: end;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .disc-ruler {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .disc-jump {
    display: block;
    position: fixed;
    right: 24px;
    bottom: 32px;
    z-index: 20;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-ruler a,
  .page-disclaimer .disc-trigger .expand-title,
  .page-disclaimer .disc-trigger .expand-sign::before,
  .page-disclaimer .disc-trigger .expand-sign::after,
  .page-disclaimer .disc-links a,
  .page-disclaimer .disc-jump a {
    transition: none;
  }
}