.page-disclaimer {
  --disc-gap: clamp(20px, 3vw, 32px);
  --disc-pad: clamp(22px, 3.2vw, 40px);
  --disc-rule: rgba(43, 59, 87, .72);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  background: var(--c-space);
  color: var(--c-mist);
  overflow: hidden;
  border-bottom: 1px solid var(--c-steel);
}

.page-disclaimer .disc-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(170deg,
    rgba(10, 17, 34, .58) 0%,
    rgba(10, 17, 34, .88) 62%,
    var(--c-space) 100%);
}

.page-disclaimer .disc-hero .container {
  position: relative;
  z-index: 2;
  padding-block: clamp(44px, 8vw, 116px) clamp(40px, 6vw, 84px);
}

.page-disclaimer .disc-hero__panel {
  max-width: 760px;
  border-left: 3px solid var(--c-orange);
  padding-left: clamp(18px, 2.6vw, 34px);
  background: linear-gradient(90deg, rgba(19, 28, 51, .72) 0%, rgba(19, 28, 51, .18) 72%, transparent 100%);
  padding-top: clamp(16px, 2vw, 24px);
  padding-bottom: clamp(16px, 2vw, 24px);
  padding-right: clamp(16px, 3vw, 48px);
}

.page-disclaimer .disc-hero__panel .breadcrumb {
  margin-bottom: 18px;
}

.page-disclaimer .disc-hero__panel .breadcrumb__link,
.page-disclaimer .disc-hero__panel .breadcrumb__item span {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-mist);
  text-decoration: none;
}

.page-disclaimer .disc-hero__panel .breadcrumb__link:hover {
  color: var(--c-orange-hi);
}

.page-disclaimer .disc-hero__panel .eyebrow {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-cyan);
  margin: 0 0 14px;
}

.page-disclaimer .disc-hero__panel h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 60px);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--c-paper);
  text-shadow: 0 0 18px rgba(240, 138, 36, .38);
}

.page-disclaimer .disc-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--c-mist);
}

.page-disclaimer .disc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* ---------- 主体工作区 ---------- */
.page-disclaimer .disc-work {
  background: var(--c-space);
  padding-block: clamp(40px, 6vw, 88px);
}

.page-disclaimer .disc-work__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--disc-gap);
  align-items: start;
}

/* ---------- 左侧目录 ---------- */
.page-disclaimer .disc-toc {
  background: var(--c-night);
  border: 1px solid var(--c-steel);
  border-radius: var(--r-md);
  padding: 20px 18px;
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 16px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--c-orange);
  border-bottom: 1px solid var(--disc-rule);
  padding-bottom: 10px;
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .disc-toc__item + .disc-toc__item {
  margin-top: 2px;
}

.page-disclaimer .disc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px 9px 0;
  border-left: 2px solid transparent;
  padding-left: 10px;
  text-decoration: none;
  color: var(--c-mist);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  transition: color .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease);
}

.page-disclaimer .disc-toc__num {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-orange);
  flex: none;
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  color: var(--c-paper);
  border-left-color: var(--c-orange);
  background: rgba(240, 138, 36, .08);
}

.page-disclaimer .disc-toc__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--disc-rule);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-disclaimer .disc-toc__foot-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px dotted rgba(53, 224, 210, .5);
}

.page-disclaimer .disc-toc__foot-link:hover {
  color: var(--c-orange-hi);
  border-bottom-color: var(--c-orange-hi);
}

/* ---------- 条款 ---------- */
.page-disclaimer .disc-clauses {
  display: flex;
  flex-direction: column;
  gap: var(--disc-gap);
}

.page-disclaimer .disc-clause {
  position: relative;
  background: var(--c-night);
  border: 1px solid var(--c-steel);
  border-left: 3px solid var(--c-steel);
  border-radius: var(--r-md);
  padding: var(--disc-pad);
  transition: border-color .28s var(--ease), transform .28s var(--ease);
}

.page-disclaimer .disc-clause:hover,
.page-disclaimer .disc-clause:focus-within {
  border-left-color: var(--c-orange);
  transform: translateY(-2px);
}

.page-disclaimer .disc-clause__num {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--c-orange);
}

.page-disclaimer .disc-clause__title {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--disc-rule);
  font-family: var(--font-editorial);
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.4;
  color: var(--c-paper);
}

.page-disclaimer .disc-clause__body {
  max-width: 60ch;
}

.page-disclaimer .disc-clause__body p {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-disclaimer .disc-clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-clause__mail,
.page-disclaimer .disc-clause__link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 210, .42);
  word-break: break-all;
}

.page-disclaimer .disc-clause__mail:hover,
.page-disclaimer .disc-clause__link:hover {
  color: var(--c-orange-hi);
  border-bottom-color: var(--c-orange-hi);
}

/* ---------- 标注示例（可展开） ---------- */
.page-disclaimer .disc-sample {
  margin-top: 22px;
  background: var(--c-paper);
  color: var(--c-ink);
  border: 1px solid var(--c-ink);
  border-radius: var(--r-md);
  box-shadow: 6px 6px 0 rgba(10, 17, 34, .85), 11px 11px 0 rgba(240, 138, 36, .16);
}

.page-disclaimer .disc-sample__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .disc-sample__line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disc-sample__chip {
  font-family: var(--font-data);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-ink);
  background: rgba(14, 22, 38, .07);
  border: 1px solid rgba(14, 22, 38, .3);
  border-radius: var(--r-sm);
  padding: 3px 8px;
}

.page-disclaimer .disc-sample__chip:first-child {
  background: rgba(53, 224, 210, .22);
  border-color: rgba(14, 22, 38, .34);
}

.page-disclaimer .disc-sample__chip:nth-child(2) {
  background: rgba(240, 138, 36, .24);
}

.page-disclaimer .disc-sample__toggle {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(14, 22, 38, .62);
  border-bottom: 1px solid rgba(14, 22, 38, .3);
}

.page-disclaimer .disc-sample[open] .disc-sample__toggle {
  color: #B35C00;
  border-bottom-color: #B35C00;
}

.page-disclaimer .disc-sample__body {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(14, 22, 38, .16);
}

.page-disclaimer .disc-sample__body p {
  margin: 14px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-ink);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .disc-work__layout {
    grid-template-columns: 246px minmax(0, 1fr);
    gap: clamp(32px, 4.4vw, 64px);
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 104px;
  }

  .page-disclaimer .disc-hero__panel {
    padding-left: 40px;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .disc-work__layout {
    grid-template-columns: 268px minmax(0, 1fr);
  }

  .page-disclaimer .disc-clause {
    padding-inline: clamp(32px, 3.4vw, 52px);
  }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-clause,
  .page-disclaimer .disc-toc__link {
    transition: none;
  }

  .page-disclaimer .disc-clause:hover,
  .page-disclaimer .disc-clause:focus-within {
    transform: none;
  }
}