.page-disclaimer {
  --disc-gutter: 20px;
  --disc-max: 1120px;
  background: var(--paper);
  color: var(--char);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: clip;
}

.page-disclaimer .disc-wrap {
  width: 100%;
  max-width: var(--disc-max);
  margin: 0 auto;
  padding: 0 var(--disc-gutter);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: 22px 0 40px;
  background:
    repeating-linear-gradient(90deg, rgba(185, 195, 188, 0.42) 0 1px, transparent 1px 72px),
    linear-gradient(180deg, var(--paper-200) 0%, var(--paper) 88%);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 9px;
  background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 21px);
  opacity: 0.85;
}

.page-disclaimer .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--moss);
}

.page-disclaimer .crumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 6px;
  color: var(--line);
}

.page-disclaimer .crumbs a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--green-900);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .disc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 26px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-deep);
}

.page-disclaimer .disc-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
}

.page-disclaimer .disc-title {
  margin: 14px 0 16px;
  max-width: 17em;
  font-size: clamp(31px, 6.6vw, 58px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--green-900);
}

.page-disclaimer .disc-lead {
  max-width: 60ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--char);
}

/* ---------- 三步条 ---------- */
.page-disclaimer .disc-steps {
  display: grid;
  gap: 18px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-step {
  border-top: 2px solid var(--line);
  padding-top: 12px;
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-disclaimer .disc-step:hover,
.page-disclaimer .disc-step:focus-within {
  border-top-color: var(--cyan);
  transform: translateY(-2px);
}

.page-disclaimer .disc-step[aria-current="true"] {
  border-top-color: var(--cyan);
}

.page-disclaimer .disc-step__link {
  display: grid;
  gap: 4px;
  color: inherit;
  text-decoration: none;
}

.page-disclaimer .disc-step__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-disclaimer .disc-step__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--amber-deep);
}

.page-disclaimer .disc-step__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--green-900);
}

.page-disclaimer .disc-step__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--moss);
}

/* ---------- 正文区 ---------- */
.page-disclaimer .disc-body {
  padding-bottom: 56px;
}

.page-disclaimer .disc-section {
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-section--last {
  border-bottom: 0;
  padding-bottom: 72px;
}

.page-disclaimer .disc-section .section-head {
  margin-bottom: 22px;
}

.page-disclaimer .disc-section .section-head__index {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--amber-deep);
}

.page-disclaimer .disc-section .section-head__title {
  margin: 6px 0 10px;
  font-size: clamp(23px, 4.4vw, 32px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--green-900);
}

.page-disclaimer .disc-section .section-head__lead {
  max-width: 62ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--moss);
}

.page-disclaimer .disc-text {
  max-width: 66ch;
  margin: 16px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
}

.page-disclaimer .disc-text a {
  color: var(--green-900);
  text-decoration: none;
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 1px;
}

.page-disclaimer .disc-text a:hover,
.page-disclaimer .disc-text a:focus-visible {
  background: var(--cyan-soft);
}

.page-disclaimer .disc-sub {
  margin: 24px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--moss);
}

/* ---------- 章节 01 双栏 ---------- */
.page-disclaimer .disc-two-col {
  display: grid;
  gap: 26px;
}

.page-disclaimer .disc-points {
  counter-reset: discstep;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-points > li {
  position: relative;
  padding-left: 42px;
  font-size: 15.5px;
  line-height: 1.72;
}

.page-disclaimer .disc-points > li::before {
  counter-increment: discstep;
  content: counter(discstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--paper);
  background: var(--green-900);
  padding: 2px 6px;
  clip-path: polygon(6px 0, 100% 0, 100% 100%, 0 100%, 0 6px);
}

.page-disclaimer .disc-points strong {
  color: var(--green-900);
  font-weight: 700;
}

/* 快照对照 */
.page-disclaimer .snap {
  margin: 14px 0 0;
  border: 1px solid var(--line);
  background: var(--paper-200);
}

.page-disclaimer .snap__head,
.page-disclaimer .snap__row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) 82px;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
}

.page-disclaimer .snap__head {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--moss);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .snap__head-val {
  text-align: right;
}

.page-disclaimer .snap__row + .snap__row {
  border-top: 1px solid var(--line);
}

.page-disclaimer .snap__row--hot {
  background: rgba(245, 166, 35, 0.14);
}

.page-disclaimer .snap__time {
  position: relative;
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--green-900);
  border-bottom: 1px dashed var(--line);
  cursor: help;
}

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

.page-disclaimer .snap__tip {
  position: absolute;
  left: 0;
  top: calc(100% + 9px);
  z-index: 6;
  width: 208px;
  padding: 9px 11px;
  background: var(--green-900);
  color: var(--paper);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 180ms var(--ease), transform 180ms var(--ease), visibility 180ms;
}

.page-disclaimer .snap__time:hover .snap__tip,
.page-disclaimer .snap__time:focus-visible .snap__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .snap__play {
  font-size: 14px;
  color: var(--char);
  overflow-wrap: anywhere;
}

.page-disclaimer .snap__val {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--char);
}

.page-disclaimer .snap__val--up {
  color: var(--amber-deep);
}

.page-disclaimer .disc-note {
  margin: 22px 0 0;
  padding: 12px 14px 12px 16px;
  border-left: 3px solid var(--ember);
  background: var(--paper-200);
  font-size: 14px;
  line-height: 1.7;
  color: var(--char);
}

/* 配图 */
.page-disclaimer .disc-figure {
  margin: 0;
}

.page-disclaimer .disc-figure .media__frame {
  border: 1px solid var(--line);
  background: var(--paper-200);
}

.page-disclaimer .disc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .disc-figure .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--moss);
}

/* ---------- 章节 02 版本位置 ---------- */
.page-disclaimer .disc-version-grid {
  display: grid;
  gap: 14px;
  margin-top: 4px;
}

.page-disclaimer .disc-version-card {
  padding: 16px 16px 18px;
  border-left: 2px solid var(--cyan);
  background: var(--paper-200);
}

.page-disclaimer .disc-version-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-deep);
}

.page-disclaimer .disc-version-card__title {
  margin: 8px 0 8px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--green-900);
}

.page-disclaimer .disc-version-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--char);
}

.page-disclaimer .disc-version-note {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

.page-disclaimer .disc-version-note .disc-text:first-child {
  margin-top: 0;
}

/* ---------- 章节 03 版本对照 ---------- */
.page-disclaimer .disc-compare {
  display: grid;
  gap: 16px;
  margin-top: 6px;
}

.page-disclaimer .disc-compare__col {
  padding: 20px 18px 18px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-disclaimer .disc-compare__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--amber-deep);
}

.page-disclaimer .disc-compare__col--new .disc-compare__tag {
  color: var(--cyan);
}

.page-disclaimer .disc-compare__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--green-900);
}

.page-disclaimer .disc-compare__col--new .disc-compare__title {
  color: var(--paper);
}

.page-disclaimer .disc-compare__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.68;
}

.page-disclaimer .disc-compare__list li {
  position: relative;
  padding-left: 16px;
}

.page-disclaimer .disc-compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 2px;
  background: var(--line);
}

.page-disclaimer .disc-compare__col--new .disc-compare__list li::before {
  background: var(--cyan);
}

.page-disclaimer .disc-compare__col--new .disc-compare__list {
  color: rgba(244, 241, 233, 0.9);
}

.page-disclaimer .disc-compare__foot {
  margin: 4px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--moss);
}

.page-disclaimer .disc-compare__col--new .disc-compare__foot {
  color: var(--cyan-soft);
}

.page-disclaimer .disc-compare__divider {
  height: 10px;
  background: repeating-linear-gradient(115deg, var(--line) 0 1px, transparent 1px 10px);
}

.page-disclaimer .disc-compare__note {
  margin-top: 22px;
}

/* ---------- 章节 04 下载用途 ---------- */
.page-disclaimer .disc-use-grid {
  display: grid;
  gap: 16px;
  margin-top: 4px;
}

.page-disclaimer .disc-use {
  padding: 16px 0 0;
  border-top: 2px solid var(--green-900);
}

.page-disclaimer .disc-use__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--green-900);
}

.page-disclaimer .disc-use p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--char);
}

.page-disclaimer .disc-cite {
  margin: 26px 0 0;
  padding: 18px 18px 20px;
  background: var(--green-900);
  color: var(--paper);
  clip-path: polygon(16px 0, 100% 0, 100% 100%, 0 100%, 0 16px);
}

.page-disclaimer .disc-cite__title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-disclaimer .disc-cite__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(244, 241, 233, 0.92);
}

.page-disclaimer .disc-cite__k {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--green-950);
  background: var(--amber);
}

/* ---------- 章节 05 处理办法 ---------- */
.page-disclaimer .disc-fix {
  counter-reset: discfix;
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-fix > li {
  position: relative;
  padding: 0 0 0 46px;
}

.page-disclaimer .disc-fix > li::before {
  counter-increment: discfix;
  content: counter(discfix, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--amber-deep);
}

.page-disclaimer .disc-fix__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--green-900);
}

.page-disclaimer .disc-fix p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--char);
}

.page-disclaimer .disc-fix p a {
  color: var(--green-900);
  text-decoration: none;
  border-bottom: 2px solid var(--cyan);
}

.page-disclaimer .disc-fix p a:hover,
.page-disclaimer .disc-fix p a:focus-visible {
  background: var(--cyan-soft);
}

.page-disclaimer .disc-fix__tail {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  color: var(--moss);
}

.page-disclaimer .disc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-disclaimer .disc-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  padding: 9px 16px;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--green-900);
  text-decoration: none;
  background: var(--paper-200);
  border: 1px solid var(--line);
  clip-path: polygon(12px 0, 100% 0, 100% 100%, 0 100%, 0 12px);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-disclaimer .disc-top::before {
  content: "\2191";
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--amber-deep);
}

.page-disclaimer .disc-top:hover,
.page-disclaimer .disc-top:focus-visible {
  border-color: var(--cyan);
  color: var(--green-950);
  outline: none;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-disclaimer {
    --disc-gutter: 28px;
  }

  .page-disclaimer .disc-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-disclaimer .disc-version-grid,
  .page-disclaimer .disc-use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-disclaimer {
    --disc-gutter: 40px;
  }

  .page-disclaimer .disc-hero {
    padding: 28px 0 52px;
  }

  .page-disclaimer .disc-steps {
    margin-top: 40px;
  }

  .page-disclaimer .disc-two-col {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 400px);
    gap: 40px;
    align-items: start;
  }

  .page-disclaimer .disc-compare {
    grid-template-columns: minmax(0, 1fr) 2px minmax(0, 1fr);
    gap: 26px;
    position: relative;
  }

  .page-disclaimer .disc-compare__divider {
    height: auto;
    min-height: 100%;
    background: linear-gradient(180deg, transparent 0%, var(--line) 10%, var(--line) 90%, transparent 100%);
    transform: skewX(-8deg);
  }

  .page-disclaimer .disc-version-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-use-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-disclaimer .disc-fix {
    gap: 22px;
  }
}

@media (min-width: 1120px) {
  .page-disclaimer .disc-body {
    padding-bottom: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-step,
  .page-disclaimer .snap__tip,
  .page-disclaimer .disc-top {
    transition: none;
  }

  .page-disclaimer .disc-step:hover {
    transform: none;
  }
}