.page-disclaimer {
  --dc-line: rgba(155, 176, 211, 0.16);
  --dc-line-soft: rgba(155, 176, 211, 0.08);
  --dc-panel-grad: linear-gradient(150deg, rgba(27, 49, 89, 0.82), rgba(6, 13, 26, 0.6));
  --dc-term-grad: linear-gradient(150deg, rgba(16, 31, 60, 0.72), rgba(6, 13, 26, 0.55));
  --dc-body: rgba(234, 242, 255, 0.82);
  background: var(--nt-deep);
  color: var(--nt-mist);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-lead {
  position: relative;
  padding: 36px 0 24px;
  overflow: hidden;
  isolation: isolate;
}

.page-disclaimer .dc-lead::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -14%;
  width: 62%;
  height: 150%;
  background: radial-gradient(circle at 62% 42%, rgba(79, 209, 197, 0.14), transparent 66%);
  pointer-events: none;
  z-index: -1;
}

.page-disclaimer .dc-lead::after {
  content: "";
  position: absolute;
  bottom: -22%;
  left: -8%;
  width: 40%;
  height: 90%;
  background: radial-gradient(circle at 30% 50%, rgba(255, 107, 53, 0.10), transparent 68%);
  pointer-events: none;
  z-index: -1;
}

.page-disclaimer .dc-lead__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 22px;
}

.page-disclaimer .dc-lead__text {
  max-width: 640px;
}

.page-disclaimer .dc-lead__title {
  font-size: clamp(30px, 5.2vw, 52px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: 0.01em;
  margin: 12px 0 16px;
  color: var(--nt-mist);
}

.page-disclaimer .dc-lead__note {
  margin-top: 20px;
}

.page-disclaimer .dc-version {
  font-family: var(--nt-mono);
  color: var(--nt-gold);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.page-disclaimer .dc-lead__media {
  margin: 0;
}

.page-disclaimer .dc-lead__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 28px 8px 28px 8px;
  border: 1px solid var(--dc-line-soft);
}

/* ---------- 主体双栏 ---------- */
.page-disclaimer .dc-main {
  padding: 44px 0 88px;
}

.page-disclaimer .dc-main__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

/* ---------- 侧栏摘要 ---------- */
.page-disclaimer .dc-aside {
  min-width: 0;
}

.page-disclaimer .dc-aside__panel {
  background: var(--dc-panel-grad);
  border: 1px solid var(--dc-line);
  border-radius: 20px 6px 20px 6px;
  padding: 22px 20px 20px;
  position: relative;
  overflow: hidden;
}

.page-disclaimer .dc-aside__panel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--nt-cyan), transparent 70%);
}

.page-disclaimer .dc-aside__hint {
  margin: 8px 0 14px;
  font-size: 13px;
  color: var(--nt-silver);
}

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

.page-disclaimer .dc-aside__list li {
  margin: 0;
}

.page-disclaimer .dc-aside__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  border-radius: 6px;
  border-left: 2px solid transparent;
  color: var(--dc-body);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background 220ms var(--nt-ease), border-color 220ms var(--nt-ease), color 220ms var(--nt-ease);
}

.page-disclaimer .dc-aside__list a:hover,
.page-disclaimer .dc-aside__list a:focus-visible {
  background: rgba(79, 209, 197, 0.08);
  border-left-color: var(--nt-orange);
  color: var(--nt-mist);
  outline: none;
}

.page-disclaimer .dc-aside__list a:focus-visible {
  box-shadow: 0 0 0 2px rgba(79, 209, 197, 0.55);
}

.page-disclaimer .dc-aside__num {
  flex: none;
  font-family: var(--nt-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--nt-gold);
  letter-spacing: 0.06em;
}

.page-disclaimer .dc-aside__foot {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.page-disclaimer .dc-aside__foot .nt-note {
  margin: 0;
}

.page-disclaimer .dc-aside__foot .nt-btn {
  justify-self: start;
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .dc-terms {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-disclaimer .dc-term {
  position: relative;
  padding: 24px 22px 22px;
  background: var(--dc-term-grad);
  border: 1px solid var(--dc-line);
  border-left: 3px solid rgba(79, 209, 197, 0.42);
  border-radius: 6px 22px 6px 22px;
  transition: border-color 260ms var(--nt-ease), transform 260ms var(--nt-ease), box-shadow 260ms var(--nt-ease);
}

.page-disclaimer .dc-term:hover {
  border-left-color: var(--nt-cyan);
  box-shadow: 0 12px 32px rgba(6, 13, 26, 0.45);
  transform: translateY(-2px);
}

.page-disclaimer .dc-term--last {
  border-left-color: rgba(232, 196, 106, 0.5);
}

.page-disclaimer .dc-term--last:hover {
  border-left-color: var(--nt-gold);
}

.page-disclaimer .dc-term__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--dc-line-soft);
}

.page-disclaimer .dc-term__num {
  flex: none;
  font-family: var(--nt-mono);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--nt-orange);
  line-height: 1;
}

.page-disclaimer .dc-term--last .dc-term__num {
  color: var(--nt-gold);
}

.page-disclaimer .dc-term__title {
  margin: 0;
  font-size: clamp(19px, 2.1vw, 25px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--nt-mist);
}

.page-disclaimer .dc-term__body {
  color: var(--dc-body);
  font-size: 15.5px;
}

.page-disclaimer .dc-term__body p {
  margin: 0 0 13px;
  line-height: 1.78;
}

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

.page-disclaimer .dc-term__body ul {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .dc-term__body ul li {
  position: relative;
  padding-left: 18px;
  line-height: 1.7;
  font-size: 15px;
  color: var(--nt-silver);
}

.page-disclaimer .dc-term__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--nt-cyan);
}

.page-disclaimer .dc-term__body .nt-link {
  color: var(--nt-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .dc-term__body .nt-link:hover,
.page-disclaimer .dc-term__body .nt-link:focus-visible {
  color: var(--nt-orange);
  outline: none;
}

/* ---------- 联系方式小面板 ---------- */
.page-disclaimer .dc-contact {
  margin-top: 18px;
  padding: 16px 14px;
  background: rgba(6, 13, 26, 0.62);
  border: 1px dashed rgba(232, 196, 106, 0.35);
  border-radius: 6px 16px 6px 16px;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dc-contact__row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 0;
}

.page-disclaimer .dc-contact__key {
  flex: none;
  width: 68px;
  font-size: 13px;
  color: var(--nt-silver);
  letter-spacing: 0.04em;
}

.page-disclaimer .dc-contact__val {
  font-family: var(--nt-mono);
  font-size: 14px;
  color: var(--nt-mist);
  word-break: break-all;
  min-width: 0;
}

.page-disclaimer .dc-contact .nt-copy {
  flex: none;
  margin-left: auto;
  padding: 4px 12px;
  font-size: 12.5px;
  font-family: inherit;
  color: var(--nt-gold);
  background: transparent;
  border: 1px solid rgba(232, 196, 106, 0.45);
  border-radius: 999px;
  cursor: pointer;
  transition: color 200ms var(--nt-ease), border-color 200ms var(--nt-ease), background 200ms var(--nt-ease);
}

.page-disclaimer .dc-contact .nt-copy:hover,
.page-disclaimer .dc-contact .nt-copy:focus-visible {
  color: var(--nt-deep);
  background: var(--nt-gold);
  border-color: var(--nt-gold);
  outline: none;
}

.page-disclaimer .dc-contact .nt-note {
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--nt-silver);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .dc-lead {
    padding: 48px 0 30px;
  }
  .page-disclaimer .dc-term {
    padding: 28px 30px 26px;
  }
  .page-disclaimer .dc-aside__panel {
    padding: 24px 22px 22px;
  }
  .page-disclaimer .dc-contact {
    padding: 18px 18px;
  }
  .page-disclaimer .dc-contact__key {
    width: 84px;
  }
}

/* ---------- 桌面双栏骨架 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .dc-lead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 52px;
    margin-top: 30px;
  }

  .page-disclaimer .dc-lead__media img {
    aspect-ratio: 5 / 4;
  }

  .page-disclaimer .dc-main {
    padding: 56px 0 112px;
  }

  .page-disclaimer .dc-main__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 44px;
    align-items: start;
  }

  .page-disclaimer .dc-aside {
    position: sticky;
    top: 108px;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .dc-main__inner {
    gap: 56px;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-term,
  .page-disclaimer .dc-aside__list a,
  .page-disclaimer .dc-contact .nt-copy {
    transition: none;
  }
  .page-disclaimer .dc-term:hover {
    transform: none;
  }
}
</main>