.page-disclaimer {
  --dc-rail-w: 246px;
  --dc-sticky-top: 92px;
  background: var(--bg);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 页头 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  padding: clamp(24px, 6vw, 56px) 0 clamp(26px, 5vw, 52px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

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

.page-disclaimer .dc-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(27, 64, 90, 0.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(27, 64, 90, 0.6) 1px, transparent 1px);
  background-size: 84px 84px;
  opacity: 0.34;
  pointer-events: none;
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(104deg, rgba(6, 26, 43, 0.97) 0%, rgba(6, 26, 43, 0.86) 48%, rgba(6, 26, 43, 0.42) 100%);
  pointer-events: none;
}

.page-disclaimer .dc-seal {
  position: absolute;
  right: clamp(-28px, 1vw, 18px);
  bottom: -26px;
  z-index: 0;
  width: 168px;
  height: 168px;
  opacity: 0.45;
  pointer-events: none;
  display: none;
}

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

.page-disclaimer .dc-eyebrow {
  margin: 14px 0 0;
  color: var(--cyan);
}

.page-disclaimer .dc-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.02;
  letter-spacing: 0.005em;
  max-width: 20em;
  overflow-wrap: break-word;
}

.page-disclaimer .dc-lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 3.6vw, 17px);
  line-height: 1.8;
  color: rgba(247, 251, 253, 0.82);
}

.page-disclaimer .dc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 24px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .dc-meta-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.page-disclaimer .dc-meta-key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-disclaimer .dc-meta-val {
  font-size: 13px;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .dc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3.2vw, 40px);
  padding: clamp(26px, 5vw, 56px) 0 clamp(44px, 8vw, 88px);
}

/* ---------- 目录 ---------- */
.page-disclaimer .dc-rail {
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dc-rail-inner {
  display: flex;
  gap: 6px;
  width: max-content;
  min-width: 100%;
  padding: 7px;
  background: var(--panel-deep);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.page-disclaimer .dc-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-size: 13.5px;
  line-height: 1.2;
  color: var(--steel);
  text-decoration: none;
  white-space: nowrap;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius);
  transition: color 180ms var(--ease), background-color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .dc-rail-num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--line);
}

.page-disclaimer .dc-rail-link:hover,
.page-disclaimer .dc-rail-link:focus-visible {
  color: var(--paper);
  background: rgba(40, 224, 210, 0.08);
}

.page-disclaimer .dc-rail-link.is-current {
  color: var(--paper);
  border-bottom-color: var(--cyan);
  background: rgba(40, 224, 210, 0.1);
}

.page-disclaimer .dc-rail-link.is-current .dc-rail-num {
  color: var(--cyan);
}

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

.page-disclaimer .dc-clause {
  position: relative;
  padding: clamp(20px, 4.4vw, 34px);
  background: linear-gradient(178deg, var(--panel) 0%, var(--panel-deep) 100%);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  scroll-margin-top: var(--dc-sticky-top);
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-disclaimer .dc-clause + .dc-clause {
  margin-top: clamp(12px, 2.4vw, 20px);
}

.page-disclaimer .dc-clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 54px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .dc-clause:hover {
  border-color: rgba(40, 224, 210, 0.42);
  transform: translateY(-2px);
}

.page-disclaimer .dc-num {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-disclaimer .dc-clause-title {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 4.6vw, 30px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-disclaimer .dc-text {
  margin: 0 0 12px;
  font-size: clamp(15px, 3.6vw, 16.5px);
  line-height: 1.8;
  color: rgba(247, 251, 253, 0.8);
  overflow-wrap: break-word;
}

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

.page-disclaimer .dc-text--tight {
  margin-top: 18px;
  font-size: 14px;
  color: var(--steel);
}

.page-disclaimer .dc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(40, 224, 210, 0.4);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-disclaimer .dc-link:hover,
.page-disclaimer .dc-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* 标签 */
.page-disclaimer .dc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-chips .tag {
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* 有序清单 */
.page-disclaimer .dc-list {
  counter-reset: dc-item;
  display: grid;
  gap: 12px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-list > li {
  counter-increment: dc-item;
  position: relative;
  padding-left: 42px;
  font-size: clamp(15px, 3.6vw, 16.5px);
  line-height: 1.75;
  color: rgba(247, 251, 253, 0.82);
}

.page-disclaimer .dc-list > li::before {
  content: counter(dc-item, decimal-leading-zero);
  position: absolute;
  top: 3px;
  left: 0;
  padding: 3px 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(6, 26, 43, 0.6);
}

/* 折叠条款 */
.page-disclaimer .dc-fold {
  margin-top: 18px;
  padding: 12px 14px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(6, 26, 43, 0.5);
}

.page-disclaimer .dc-fold summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cyan);
}

.page-disclaimer .dc-fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dc-fold summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--coral);
}

.page-disclaimer .dc-fold[open] summary::after {
  content: "−";
}

.page-disclaimer .dc-fold:focus-within {
  border-color: rgba(40, 224, 210, 0.5);
}

.page-disclaimer .dc-fold-text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(247, 251, 253, 0.76);
}

/* 联系条款高亮 */
.page-disclaimer .dc-clause--contact {
  border-color: rgba(255, 107, 74, 0.34);
  background: linear-gradient(178deg, #12293c 0%, var(--panel-deep) 100%);
}

.page-disclaimer .dc-clause--contact::before {
  width: 96px;
  background: var(--coral);
}

.page-disclaimer .dc-clause--contact .dc-num {
  color: var(--coral);
}

.page-disclaimer .dc-contact {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .dc-contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 11px 14px;
  background: var(--panel-deep);
}

.page-disclaimer .dc-contact-key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-disclaimer .dc-contact-val {
  font-size: 14.5px;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 页尾行动区 ---------- */
.page-disclaimer .dc-cta {
  position: relative;
  margin-top: clamp(20px, 4vw, 34px);
  padding: clamp(22px, 5vw, 38px);
  background:
    radial-gradient(circle at 92% 12%, rgba(40, 224, 210, 0.16) 0%, rgba(40, 224, 210, 0) 58%),
    linear-gradient(160deg, #0e2c44 0%, var(--ink) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .dc-cta .eyebrow {
  color: var(--gold);
}

.page-disclaimer .dc-cta-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 5vw, 32px);
  line-height: 1.2;
  color: var(--paper);
}

.page-disclaimer .dc-cta-text {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: clamp(14.5px, 3.5vw, 16px);
  line-height: 1.8;
  color: rgba(247, 251, 253, 0.76);
}

.page-disclaimer .dc-cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: 22px;
}

.page-disclaimer .dc-top {
  margin-left: auto;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px dotted rgba(147, 170, 187, 0.6);
  padding-bottom: 2px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

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

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .dc-body {
    grid-template-columns: var(--dc-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .dc-rail {
    position: sticky;
    top: var(--dc-sticky-top);
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .dc-rail-inner {
    display: block;
    width: auto;
    min-width: 0;
    padding: 12px 0;
    background: linear-gradient(180deg, var(--panel) 0%, var(--panel-deep) 100%);
  }

  .page-disclaimer .dc-rail-link {
    width: 100%;
    justify-content: flex-start;
    padding: 10px 14px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    white-space: normal;
  }

  .page-disclaimer .dc-rail-link.is-current {
    border-left-color: var(--cyan);
    border-bottom-color: transparent;
    background: rgba(40, 224, 210, 0.1);
  }

  .page-disclaimer .dc-rail-text {
    font-size: 13.5px;
    line-height: 1.45;
  }

  .page-disclaimer .dc-seal {
    display: block;
  }

  .page-disclaimer .dc-contact-row {
    grid-template-columns: 108px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .dc-rail-link {
    padding: 11px 16px;
  }

  .page-disclaimer .dc-cta {
    margin-left: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-clause,
  .page-disclaimer .dc-rail-link,
  .page-disclaimer .dc-link,
  .page-disclaimer .dc-top {
    transition: none;
  }

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