.page-disclaimer {
  --dc-line: rgba(200, 211, 206, .55);
  --dc-paper-line: rgba(10, 15, 14, .14);
  --dc-ink-soft: rgba(10, 15, 14, .82);
  background: var(--pine);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 顶部墨绿横带 ---------- */
.dc-masthead {
  position: relative;
  padding: clamp(16px, 3vw, 28px) 0 0;
  background: var(--pine);
  border-bottom: 6px solid var(--orange);
  isolation: isolate;
}

.dc-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(200, 211, 206, .09) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(200, 211, 206, .07) 0 1px, transparent 1px 48px);
  pointer-events: none;
  z-index: 0;
}

.dc-masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 88% 0%, rgba(255, 122, 26, .18), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.dc-masthead > .container {
  position: relative;
  z-index: 1;
}

.dc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gray);
}

.dc-crumb a {
  color: var(--gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--speed), border-color var(--speed);
}

.dc-crumb a:hover,
.dc-crumb a:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

.dc-masthead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 40px);
  padding: clamp(18px, 3.5vw, 34px) 0 clamp(24px, 4vw, 48px);
}

.dc-kicker {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--orange);
}

.dc-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 9vw, 86px);
  line-height: .94;
  letter-spacing: -.012em;
  color: var(--paper);
}

.dc-title em {
  font-style: normal;
  color: var(--orange);
}

.dc-lead {
  margin: 0;
  max-width: 36em;
  font-size: clamp(14px, 1.6vw, 16px);
  line-height: 1.9;
  color: rgba(247, 243, 234, .82);
}

.dc-meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 0;
  margin: 22px 0 0;
  padding: 0;
}

.dc-meta li {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--paper);
  padding: 0 14px;
  border-left: 3px solid var(--orange);
}

.dc-meta li:first-child {
  padding-left: 0;
  border-left: 0;
}

/* 顶部配图 */
.dc-plate {
  margin: 0;
  position: relative;
  border: 1px solid var(--dc-line);
  background: var(--pine-2);
  box-shadow: 10px 10px 0 rgba(10, 15, 14, .45);
}

.dc-plate img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.dc-plate figcaption {
  padding: 10px 12px;
  border-top: 1px solid var(--dc-line);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gray);
}

/* ---------- 纸白长栏 ---------- */
.dc-body {
  position: relative;
  padding: clamp(30px, 5vw, 64px) 0 clamp(40px, 6vw, 84px);
  background: var(--paper);
  color: var(--ink);
}

.dc-body::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(10, 15, 14, .045) 0 1px, transparent 1px 34px);
  pointer-events: none;
}

.dc-body > .container {
  position: relative;
}

.dc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 44px);
}

/* 条款目录 */
.dc-index {
  border-top: 3px solid var(--ink);
  padding-top: 14px;
}

.dc-index__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--gray);
}

.dc-index__list {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0 0 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.dc-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 10px;
  font-size: 14px;
  color: var(--ink);
  white-space: nowrap;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color var(--speed), border-color var(--speed), background var(--speed);
}

.dc-index__list a:hover,
.dc-index__list a:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
  background: rgba(255, 122, 26, .08);
}

.dc-index__list .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
}

.dc-index__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--gray);
}

/* 条款条目 */
.dc-clause {
  border-top: 2px solid var(--ink);
  padding: clamp(18px, 3vw, 28px) 0 clamp(24px, 4vw, 42px);
  scroll-margin-top: calc(var(--masthead-h) + 16px);
  transition: background var(--speed);
}

.dc-clause:target {
  background: rgba(255, 122, 26, .07);
  box-shadow: inset 4px 0 0 var(--orange);
}

.dc-clause__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.dc-clause__num {
  flex: none;
  padding: 8px 9px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  background: var(--orange);
  box-shadow: 3px 3px 0 rgba(10, 15, 14, .8);
  transition: transform var(--speed), background var(--speed);
}

.dc-clause__num:hover {
  transform: translate(-2px, -2px);
  background: var(--yellow);
}

.dc-clause h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 36px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--ink);
}

.dc-cols p {
  margin: 0 0 1em;
  font-size: 15px;
  line-height: 1.95;
  color: var(--dc-ink-soft);
  break-inside: avoid;
}

.dc-cols p:last-child {
  margin-bottom: 0.4em;
}

.dc-rules {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
}

.dc-rules li {
  position: relative;
  padding: 10px 0 0 24px;
  border-top: 1px solid var(--dc-paper-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--dc-ink-soft);
}

.dc-rules li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 9px;
  height: 9px;
  background: var(--turf);
}

.dc-note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--silver);
  font-size: 13px;
  line-height: 1.8;
  color: rgba(10, 15, 14, .62);
}

/* 备案印章 */
.dc-seal {
  position: relative;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 6px 0 4px;
  padding: 14px 20px;
  background: var(--pine);
  border: 2px solid var(--pine);
  box-shadow: 6px 6px 0 rgba(10, 15, 14, .16);
}

.dc-seal::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px dashed rgba(255, 197, 61, .5);
  pointer-events: none;
}

.dc-seal__label {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--yellow);
}

.dc-seal__value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 19px);
  letter-spacing: .02em;
  color: var(--paper);
}

/* 延伸 */
.dc-outro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(20px, 3vw, 36px);
  padding-top: 20px;
  border-top: 3px solid var(--ink);
}

.dc-outro__item {
  padding-left: 14px;
  border-left: 3px solid var(--orange);
}

.dc-outro__item:nth-child(2) {
  border-left-color: var(--blue);
}

.dc-outro__item:nth-child(3) {
  border-left-color: var(--turf);
}

.dc-outro__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.dc-outro__text {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(10, 15, 14, .7);
}

.dc-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  font-size: 13px;
  font-weight: 700;
  color: var(--pine);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  transition: color var(--speed), border-color var(--speed);
}

.dc-link:hover,
.dc-link:focus-visible {
  color: var(--orange);
  border-color: var(--ink);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 700px) {
  .dc-rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 28px;
  }
}

@media (min-width: 880px) {
  .dc-masthead__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: end;
  }

  .dc-cols {
    column-count: 2;
    column-gap: clamp(28px, 3.6vw, 48px);
    column-rule: 1px solid var(--dc-paper-line);
  }

  .dc-outro {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .dc-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .dc-index {
    position: sticky;
    top: calc(var(--masthead-h) + 20px);
    align-self: start;
  }

  .dc-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-clause__num:hover {
    transform: none;
  }
}