.page-disclaimer {
  background: var(--ink-800);
  color: var(--bone);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 84px);
}

/* ---------- 首屏：斜切标题带 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  background: var(--ink-700);
  padding: clamp(52px, 9vw, 100px) 0 clamp(84px, 13vw, 146px);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 5vw));
  overflow: hidden;
}

.page-disclaimer .dc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .dc-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-disclaimer .dc-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(104deg,
      rgba(16, 35, 58, 0.96) 10%,
      rgba(16, 35, 58, 0.55) 52%,
      rgba(5, 11, 20, 0.9) 100%);
}

.page-disclaimer .dc-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-hero__kicker {
  margin: 0;
  color: var(--cyan);
}

.page-disclaimer .dc-hero__title {
  margin: 14px 0 0;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 5.2vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-disclaimer .dc-hero__lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(237, 230, 216, 0.78);
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .dc-body {
  padding-top: clamp(22px, 4vw, 44px);
}

.page-disclaimer .dc-crumb {
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-disclaimer .dc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
  align-items: start;
}

/* ---------- 折叠条款 ---------- */
.page-disclaimer .dc-clauses {
  min-width: 0;
}

.page-disclaimer .clause {
  border-top: var(--line);
}

.page-disclaimer .clause:last-of-type {
  border-bottom: var(--line);
}

.page-disclaimer .clause__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 18px 2px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .clause__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--haze);
  transition: color 0.2s ease;
}

.page-disclaimer .clause__title {
  font-family: var(--font-serif);
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--bone);
  transition: color 0.2s ease;
}

.page-disclaimer .clause__mark {
  position: relative;
  width: 14px;
  height: 14px;
  flex: none;
}

.page-disclaimer .clause__mark::before,
.page-disclaimer .clause__mark::after {
  content: "";
  position: absolute;
  background: var(--haze);
  transition: background 0.2s ease, opacity 0.2s ease;
}

.page-disclaimer .clause__mark::before {
  left: 0;
  top: 50%;
  width: 100%;
  height: 1px;
  transform: translateY(-50%);
}

.page-disclaimer .clause__mark::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  transform: translateX(-50%);
}

.page-disclaimer .clause:hover .clause__title {
  color: var(--cyan);
}

.page-disclaimer .clause:hover .clause__mark::before,
.page-disclaimer .clause:hover .clause__mark::after {
  background: var(--cyan);
}

.page-disclaimer .clause[open] .clause__num {
  color: var(--cyan);
}

.page-disclaimer .clause[open] .clause__mark::before {
  background: var(--cyan);
}

.page-disclaimer .clause[open] .clause__mark::after {
  opacity: 0;
}

.page-disclaimer .clause__body {
  padding: 2px 2px 26px;
  display: grid;
  gap: 14px;
}

.page-disclaimer .clause__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(237, 230, 216, 0.8);
}

.page-disclaimer .clause__body strong {
  color: var(--bone);
  font-weight: 700;
}

.page-disclaimer .clause__body .callout {
  border-left: 2px solid var(--clay);
  padding-left: 16px;
  color: var(--bone);
  font-size: 15px;
}

/* ---------- 右侧微索引 ---------- */
.page-disclaimer .dc-index {
  border-top: var(--line);
  padding-top: 16px;
  min-width: 0;
}

.page-disclaimer .dc-index__title {
  margin: 0 0 12px;
  color: var(--haze);
}

.page-disclaimer .dc-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .dc-index__link {
  display: block;
  padding: 9px 10px 9px 12px;
  border-left: 1px solid var(--stone);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--haze);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-disclaimer .dc-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  margin-right: 8px;
  color: var(--stone);
  transition: color 0.2s ease;
}

.page-disclaimer .dc-index__link:hover,
.page-disclaimer .dc-index__link:focus-visible,
.page-disclaimer .dc-index__link[data-active] {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-disclaimer .dc-index__link:hover .dc-index__num,
.page-disclaimer .dc-index__link[data-active] .dc-index__num {
  color: var(--cyan);
}

.page-disclaimer .dc-index__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: var(--line);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--haze);
}

/* ---------- 页尾收束 ---------- */
.page-disclaimer .dc-tail {
  margin-top: clamp(38px, 6vw, 70px);
  border-top: 1px solid rgba(237, 230, 216, 0.34);
  padding-top: 22px;
  display: grid;
  gap: 12px;
}

.page-disclaimer .dc-tail__text {
  margin: 0;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 230, 216, 0.8);
}

.page-disclaimer .dc-tail__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.34);
  transition: border-color 0.2s ease;
}

.page-disclaimer .dc-tail__text a:hover {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .dc-tail__hint {
  margin: 0;
  color: var(--haze);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .clause__body {
    padding-left: 46px;
    padding-right: 12px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .dc-layout {
    grid-template-columns: minmax(0, 1fr) 268px;
    gap: clamp(36px, 4vw, 64px);
  }

  .page-disclaimer .dc-index {
    position: sticky;
    top: 92px;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .dc-hero {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 22px));
    padding-bottom: 72px;
  }

  .page-disclaimer .clause__head {
    gap: 10px;
  }

  .page-disclaimer .dc-index__link {
    font-size: 13px;
  }
}