.page-disclaimer {
  --doc-fs: 17px;
  --doc-rail: 88px;
  --doc-pad: clamp(18px, 3vw, 34px);
  padding-bottom: clamp(48px, 8vw, 96px);
  background-image:
    repeating-linear-gradient(90deg, rgba(111, 242, 216, 0.045) 0 1px, transparent 1px 128px),
    repeating-linear-gradient(0deg, rgba(111, 242, 216, 0.03) 0 1px, transparent 1px 128px);
  background-position: center top;
}

.page-disclaimer:has(#fs-lg:checked) {
  --doc-fs: 19px;
}

.page-disclaimer:has(#fs-xl:checked) {
  --doc-fs: 21px;
}

/* 面包屑与首屏 */
.page-disclaimer .doc-crumb {
  padding-block: 20px 4px;
}

.page-disclaimer .doc-hero {
  padding-block: clamp(26px, 5vw, 54px) clamp(24px, 4vw, 40px);
}

.page-disclaimer .doc-hero h1 {
  margin: 12px 0 16px;
}

.page-disclaimer .doc-hero .lede {
  max-width: 64ch;
}

.page-disclaimer .doc-hero__meta {
  list-style: none;
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: 0;
  border-top: var(--line);
}

.page-disclaimer .doc-hero__meta li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--frame);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-disclaimer .doc-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

@media (min-width: 620px) {
  .page-disclaimer .doc-hero__meta li {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* 顶部横幅 */
.page-disclaimer .doc-banner {
  margin: 0 0 clamp(30px, 5vw, 52px);
  background: var(--panel);
}

.page-disclaimer .doc-banner .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* 目次与阅读设置 */
.page-disclaimer .doc-nav {
  display: grid;
  gap: 22px;
  padding: var(--doc-pad);
  border: var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

@media (min-width: 880px) {
  .page-disclaimer .doc-nav {
    grid-template-columns: minmax(0, 1fr) 236px;
    align-items: start;
  }
}

.page-disclaimer .doc-toc ol {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

@media (min-width: 640px) {
  .page-disclaimer .doc-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 10px;
  }
}

.page-disclaimer .doc-toc a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: background-color 200ms var(--ease), border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-disclaimer .doc-toc a:hover,
.page-disclaimer .doc-toc a:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(111, 242, 216, 0.08);
  color: var(--cyan);
}

.page-disclaimer .doc-toc__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: 0 0 auto;
}

.page-disclaimer .doc-tools {
  border-top: 1px solid var(--frame);
  padding-top: 16px;
}

@media (min-width: 880px) {
  .page-disclaimer .doc-tools {
    border-top: 0;
    border-left: 1px solid var(--frame);
    padding-top: 0;
    padding-left: 22px;
  }
}

.page-disclaimer .doc-tools__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-disclaimer .doc-tools__group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .doc-tools__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-disclaimer .doc-tools__group label {
  display: inline-block;
  padding: 7px 13px;
  border: 2px solid var(--frame);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-2);
  cursor: pointer;
  transition: background-color 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-disclaimer .doc-tools__radio:checked + label {
  border-color: var(--cyan);
  background: var(--cyan);
  color: var(--bg-deep);
}

.page-disclaimer .doc-tools__radio:focus-visible + label {
  outline: 2px dashed var(--orange);
  outline-offset: 3px;
}

.page-disclaimer .doc-tools__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

/* 条款骨架 */
.page-disclaimer .doc-section {
  display: grid;
  gap: 14px;
  padding-block: clamp(30px, 5vw, 50px);
  border-bottom: 1px solid var(--frame);
}

@media (min-width: 780px) {
  .page-disclaimer .doc-section {
    grid-template-columns: var(--doc-rail) minmax(0, 1fr);
    column-gap: clamp(26px, 4vw, 56px);
  }
}

.page-disclaimer .doc-section__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

@media (min-width: 780px) {
  .page-disclaimer .doc-section__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

.page-disclaimer .doc-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(30px, 4.4vw, 42px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-disclaimer .doc-state {
  display: inline-block;
  padding: 4px 9px;
  border: 1px solid var(--mist);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-disclaimer .doc-section__body {
  min-width: 0;
}

.page-disclaimer .doc-section__body h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.7vw, 28px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .doc-section__body p {
  margin: 0 0 14px;
  max-width: 70ch;
  font-size: var(--doc-fs);
  line-height: 1.85;
  color: var(--ink);
}

.page-disclaimer .doc-section__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .doc-section__body ul {
  list-style: none;
  margin: 4px 0 16px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .doc-section__body ul li {
  position: relative;
  padding-left: 22px;
  max-width: 70ch;
  font-size: var(--doc-fs);
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .doc-section__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .doc-term {
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 1px;
  color: var(--ink);
}

.page-disclaimer .doc-term--clay {
  border-bottom-color: var(--clay);
}

.page-disclaimer .doc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(111, 242, 216, 0.45);
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

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

/* 边界声明强化块 */
.page-disclaimer .doc-boundary {
  margin-block: clamp(34px, 6vw, 62px);
  padding: var(--doc-pad);
  border: var(--line);
  border-left: 6px solid var(--clay);
  background:
    linear-gradient(140deg, rgba(46, 95, 85, 0.62) 0%, rgba(18, 48, 42, 0.94) 72%);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .doc-boundary__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .doc-boundary h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .doc-boundary > p {
  margin: 0;
  max-width: 68ch;
  font-size: var(--doc-fs);
  line-height: 1.85;
  color: var(--ink);
}

.page-disclaimer .doc-boundary .accordion {
  margin-top: 22px;
  border-top: 1px solid rgba(111, 242, 216, 0.28);
  padding-top: 18px;
}

.page-disclaimer .doc-boundary__q {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-disclaimer .doc-boundary .accordion__trigger {
  color: var(--cyan);
}

.page-disclaimer .doc-plain-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-disclaimer .doc-plain-list li {
  position: relative;
  padding-left: 18px;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-disclaimer .doc-plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 8px;
  height: 8px;
  border: 2px solid var(--cyan);
  transform: rotate(45deg) scale(0.62);
}

/* 页尾收束 */
.page-disclaimer .doc-end {
  margin-top: clamp(36px, 6vw, 66px);
  padding-top: 26px;
  border-top: 2px solid var(--frame);
  display: grid;
  gap: 20px;
}

@media (min-width: 760px) {
  .page-disclaimer .doc-end {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 32px;
  }
}

.page-disclaimer .doc-end__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-disclaimer .doc-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc a,
  .page-disclaimer .doc-tools__group label,
  .page-disclaimer .doc-link {
    transition: none;
  }
}