.page-disclaimer {
  --dc-hair: #1B2129;
  --dc-hair-soft: rgba(46, 55, 66, .6);
  --dc-panel: #10141B;
  display: block;
  color: var(--frost);
  padding-bottom: 72px;
  overflow-x: clip;
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer .dc-top {
  padding-top: clamp(24px, 4vw, 44px);
}

/* 面包屑 */
.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-disclaimer .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

/* 页面头部 */
.page-disclaimer .dc-head {
  padding-bottom: clamp(24px, 3.5vw, 40px);
  border-bottom: 1px solid var(--dc-hair);
}

.page-disclaimer .dc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .dc-kicker::before {
  content: "";
  width: 40px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.page-disclaimer h1 {
  margin: 0 0 20px;
  max-width: 18em;
  font-family: var(--sans);
  font-weight: 800;
  font-stretch: 92%;
  font-size: clamp(32px, 6.2vw, 68px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--frost);
}

.page-disclaimer h1 em {
  font-style: normal;
  color: var(--blue);
}

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

.page-disclaimer .dc-lead a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 182, 217, .38);
  transition: border-color var(--t-fast) var(--ease);
}

.page-disclaimer .dc-lead a:hover,
.page-disclaimer .dc-lead a:focus-visible {
  border-bottom-color: var(--blue);
}

.page-disclaimer .dc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-disclaimer .dc-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .dc-meta span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-disclaimer .dc-meta span:first-child::before {
  background: var(--amber);
}

/* 顶部视觉条 */
.page-disclaimer .dc-banner {
  margin: clamp(24px, 3.5vw, 40px) 0 0;
  border: 1px solid var(--dc-hair);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--dc-panel);
}

.page-disclaimer .dc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  filter: saturate(.86) contrast(1.06) brightness(.94);
}

/* 条款目录 */
.page-disclaimer .dc-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-toc a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--dc-hair-soft);
  border-radius: var(--r);
  font-size: 13px;
  line-height: 1.4;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-disclaimer .dc-toc a span {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-disclaimer .dc-toc a:hover,
.page-disclaimer .dc-toc a:focus-visible {
  color: var(--frost);
  border-color: var(--blue);
  background: rgba(127, 182, 217, .08);
}

/* 条款主体 */
.page-disclaimer .dc-body {
  margin-top: clamp(36px, 5.5vw, 64px);
}

.page-disclaimer .dc-sec {
  position: relative;
  padding: 0 0 clamp(30px, 4.5vw, 48px) clamp(16px, 2.6vw, 30px);
  border-left: 1px solid var(--dc-hair);
  scroll-margin-top: 90px;
}

.page-disclaimer .dc-sec + .dc-sec,
.page-disclaimer .dc-sec + .dc-band {
  margin-top: clamp(28px, 4vw, 44px);
}

.page-disclaimer .dc-sec::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 4px;
  width: 3px;
  height: 30px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--blue), var(--cyan));
}

.page-disclaimer .dc-sec__no {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--blue);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}

.page-disclaimer .dc-sec__no span {
  margin-right: 10px;
  color: var(--mist);
}

.page-disclaimer .dc-sec__no:hover,
.page-disclaimer .dc-sec__no:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .dc-sec h2 {
  margin: 0 0 14px;
  font-family: var(--sans);
  font-weight: 800;
  font-stretch: 92%;
  font-size: clamp(21px, 2.8vw, 28px);
  line-height: 1.32;
  color: var(--frost);
}

.page-disclaimer .dc-lede {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.8;
  font-weight: 700;
  color: var(--frost);
}

.page-disclaimer .dc-sec > p {
  margin: 0 0 1.05em;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .dc-sec > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-sec strong {
  font-weight: 700;
  color: var(--frost);
}

.page-disclaimer .dc-sec p a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 182, 217, .38);
  transition: border-color var(--t-fast) var(--ease);
}

.page-disclaimer .dc-sec p a:hover,
.page-disclaimer .dc-sec p a:focus-visible {
  border-bottom-color: var(--blue);
}

/* 重点提示 */
.page-disclaimer .dc-callout {
  margin: 22px 0 0;
  padding: 16px 18px;
  max-width: 68ch;
  border: 1px solid var(--dc-hair-soft);
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--r) var(--r) 0;
  background: rgba(255, 194, 75, .05);
  font-size: 15px;
  line-height: 1.8;
  color: var(--frost);
}

.page-disclaimer .dc-callout span {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--amber);
}

/* 版本对照带 */
.page-disclaimer .dc-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding-left: clamp(16px, 2.6vw, 30px);
}

.page-disclaimer .dc-band__item {
  position: relative;
  padding: 22px 18px 20px;
  border: 1px solid var(--dc-hair);
  border-radius: var(--r);
  background: var(--dc-panel);
  transition: transform var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease), box-shadow var(--t-mid) var(--ease);
}

.page-disclaimer .dc-band__item::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  border-radius: var(--r) var(--r) 0 0;
}

.page-disclaimer .dc-band__item--a::before {
  background: var(--blue);
}

.page-disclaimer .dc-band__item--b::before {
  background: var(--cyan);
}

.page-disclaimer .dc-band__item--c::before {
  background: var(--amber);
}

.page-disclaimer .dc-band__item:hover,
.page-disclaimer .dc-band__item:focus-within {
  border-color: var(--brushed);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, .42);
}

.page-disclaimer .dc-band__v {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
  margin-bottom: 8px;
}

.page-disclaimer .dc-band__date {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--frost);
  margin-bottom: 12px;
}

.page-disclaimer .dc-band__brief {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .dc-band__more {
  overflow: hidden;
  transition: max-height var(--t-mid) var(--ease), opacity var(--t-mid) var(--ease);
}

.page-disclaimer .dc-band__more p {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--dc-hair);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .dc-band__flag {
  position: absolute;
  top: 18px;
  right: 16px;
  padding: 2px 7px;
  border-radius: 3px;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
}

/* 引用对照 */
.page-disclaimer .dc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-disclaimer .dc-split__col {
  padding: 18px 18px 20px;
  border: 1px solid var(--dc-hair);
  border-radius: var(--r);
  background: var(--dc-panel);
}

.page-disclaimer .dc-split__col--ok {
  border-top: 3px solid var(--cyan);
}

.page-disclaimer .dc-split__col--ask {
  border-top: 3px solid var(--neon);
}

.page-disclaimer .dc-split__title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--frost);
}

.page-disclaimer .dc-split__title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
  flex: none;
}

.page-disclaimer .dc-split__col--ask .dc-split__title::before {
  background: var(--neon);
}

.page-disclaimer .dc-split ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-split li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .dc-split li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-split li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 1px;
  background: var(--brushed);
}

/* 联系行 */
.page-disclaimer .dc-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 20px 0 18px;
  padding: 14px 16px;
  border: 1px solid var(--dc-hair-soft);
  border-radius: var(--r);
  background: var(--dc-panel);
}

.page-disclaimer .dc-mail__addr {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--frost);
  word-break: break-all;
}

.page-disclaimer .dc-mail .copy-btn {
  flex: none;
  color: var(--blue);
  border-color: rgba(127, 182, 217, .5);
  background: transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

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

/* 页尾 */
.page-disclaimer .dc-foot {
  margin-top: clamp(40px, 6vw, 72px);
  padding-top: 24px;
  border-top: 1px solid var(--dc-hair);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-disclaimer .dc-foot p {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .dc-foot a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 182, 217, .38);
  transition: border-color var(--t-fast) var(--ease);
}

.page-disclaimer .dc-foot a:hover,
.page-disclaimer .dc-foot a:focus-visible {
  border-bottom-color: var(--blue);
}

.page-disclaimer .dc-totop {
  flex: none;
  padding: 9px 18px;
  border: 1px solid var(--dc-hair-soft);
  border-radius: var(--r);
  background: transparent;
  color: var(--mist);
  font-family: var(--sans);
  font-size: 13px;
  cursor: pointer;
  opacity: .45;
  transition: opacity var(--t-mid) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .dc-totop[data-visible] {
  opacity: 1;
}

.page-disclaimer .dc-totop:hover,
.page-disclaimer .dc-totop:focus-visible {
  color: var(--frost);
  border-color: var(--blue);
}

/* 平板与桌面 */
@media (min-width: 760px) {
  .page-disclaimer .dc-split {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .dc-band {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}

@media (hover: hover) and (min-width: 860px) {
  .page-disclaimer .dc-band__more {
    max-height: 0;
    opacity: 0;
  }

  .page-disclaimer .dc-band__item:hover .dc-band__more,
  .page-disclaimer .dc-band__item:focus-within .dc-band__more {
    max-height: 220px;
    opacity: 1;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .dc-sec {
    padding-left: 34px;
  }

  .page-disclaimer h1 {
    max-width: 15em;
  }
}

/* 窄屏收紧 */
@media (max-width: 480px) {
  .page-disclaimer .dc-toc a {
    font-size: 12px;
    padding: 6px 10px;
  }

  .page-disclaimer .dc-meta {
    gap: 6px 16px;
  }

  .page-disclaimer .dc-band,
  .page-disclaimer .dc-sec {
    padding-left: 14px;
  }

  .page-disclaimer .dc-mail {
    padding: 12px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-band__item,
  .page-disclaimer .dc-totop,
  .page-disclaimer .dc-toc a {
    transition: none;
  }

  .page-disclaimer .dc-band__item:hover {
    transform: none;
  }
}