.page-disclaimer {
  --dl-code-w: 104px;
  --dl-read: 74ch;
  display: block;
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dl-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: clamp(38px, 6vw, 72px);
  background:
    radial-gradient(120% 92% at 84% -12%, rgba(255, 122, 26, .16), transparent 58%),
    linear-gradient(162deg, var(--ink-800) 0%, var(--ink-900) 64%);
}

.page-disclaimer .dl-hero::after {
  content: "";
  position: absolute;
  left: 40%;
  right: -12%;
  top: 46%;
  height: 78%;
  background: linear-gradient(118deg, rgba(27, 74, 60, .6), rgba(27, 74, 60, 0) 72%);
  transform: rotate(-7deg);
  pointer-events: none;
}

.page-disclaimer .dl-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dl-hero__top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 20px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-disclaimer .dl-hero__ver {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--white-56);
}

.page-disclaimer .dl-hero h1 {
  margin: 10px 0 0;
  max-width: 18ch;
}

.page-disclaimer .dl-hero__lede {
  margin: clamp(16px, 2.2vw, 24px) 0 0;
  max-width: 60ch;
  color: var(--white-72);
}

.page-disclaimer .dl-hero__media {
  margin-top: clamp(28px, 4.4vw, 52px);
}

/* ---------- 章节索引 ---------- */
.page-disclaimer .dl-toc {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(27, 74, 60, .5), rgba(10, 21, 36, .3));
}

.page-disclaimer .dl-toc__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  padding: 13px 0;
}

.page-disclaimer .dl-toc__label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--haze);
}

.page-disclaimer .dl-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dl-toc__list a {
  display: inline-block;
  padding: 5px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--white-72);
  font-size: 13.5px;
  text-decoration: none;
  transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}

.page-disclaimer .dl-toc__list a:hover,
.page-disclaimer .dl-toc__list a:focus-visible {
  color: var(--white);
  border-color: var(--line-strong);
  background: rgba(242, 246, 248, .06);
}

/* ---------- 规则章节 ---------- */
.page-disclaimer .dl-sec {
  padding: clamp(34px, 4.6vw, 60px) 0;
}

.page-disclaimer .dl-chapter {
  position: relative;
  display: grid;
  grid-template-columns: var(--dl-code-w) minmax(0, 1fr);
  gap: clamp(16px, 3vw, 40px);
  padding-top: clamp(16px, 2.2vw, 26px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .dl-chapter::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--ember);
  opacity: 0;
  transform: scaleY(.12);
  transform-origin: top center;
  transition: opacity .32s var(--ease), transform .32s var(--ease);
}

.page-disclaimer [data-section][data-active="true"] .dl-chapter::before {
  opacity: 1;
  transform: scaleY(1);
}

.page-disclaimer .dl-chapter__aside {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 4px;
}

.page-disclaimer .dl-chapter__code {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--ember);
}

.page-disclaimer .dl-chapter__en {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--haze);
}

.page-disclaimer .dl-chapter__body h2 {
  margin: 0 0 14px;
}

.page-disclaimer .dl-intro {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--white-72);
}

/* ---------- 编号条目 ---------- */
.page-disclaimer .dl-list {
  counter-reset: dlitem;
  display: grid;
  gap: 0;
  max-width: var(--dl-read);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dl-list > li {
  counter-increment: dlitem;
  position: relative;
  padding: 13px 0 13px 50px;
  border-top: 1px solid var(--line);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--white-72);
}

.page-disclaimer .dl-list > li:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-disclaimer .dl-list > li::before {
  content: counter(dlitem, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-disclaimer .dl-list > li:first-child::before {
  top: 6px;
}

.page-disclaimer .dl-list a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--ember);
  transition: color .2s var(--ease);
}

.page-disclaimer .dl-list a:hover,
.page-disclaimer .dl-list a:focus-visible {
  color: var(--amber);
}

.page-disclaimer [data-stagger] > * {
  transition-delay: var(--step-delay, 0ms);
}

/* ---------- 留白带 ---------- */
.page-disclaimer .dl-break {
  margin: clamp(16px, 3vw, 36px) 0;
  padding: clamp(54px, 9vw, 110px) 0;
  background: var(--paper);
  color: var(--ink-900);
}

.page-disclaimer .dl-break__inner {
  display: grid;
  gap: 14px;
  max-width: 760px;
}

.page-disclaimer .dl-break__title {
  position: relative;
  margin: 0;
  padding-left: 22px;
  font-size: clamp(26px, 3.8vw, 46px);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -.02em;
}

.page-disclaimer .dl-break__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: .18em;
  bottom: .18em;
  width: 4px;
  border-radius: 2px;
  background: var(--ember);
}

.page-disclaimer .dl-break__text {
  margin: 0;
  padding-left: 22px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(10, 21, 36, .74);
}

/* ---------- 版本记录 ---------- */
.page-disclaimer .dl-versions {
  display: grid;
  gap: 12px;
  max-width: var(--dl-read);
  margin-top: clamp(24px, 3vw, 34px);
}

.page-disclaimer .dl-version {
  position: relative;
  padding: 14px 16px 14px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--ink-700);
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, rgba(27, 74, 60, .42), rgba(10, 21, 36, .5));
}

.page-disclaimer .dl-version__no {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-disclaimer .dl-version__batch {
  display: inline-block;
  margin: 6px 0 6px 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-disclaimer .dl-version__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--white-72);
}

/* ---------- 联系块 ---------- */
.page-disclaimer .dl-contact {
  margin-top: clamp(26px, 3.4vw, 38px);
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(27, 74, 60, .55), rgba(10, 21, 36, .62));
}

.page-disclaimer .dl-contact__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--ember);
}

.page-disclaimer .dl-contact__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dl-contact__note {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--white-56);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 780px) {
  .page-disclaimer .dl-chapter {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .page-disclaimer .dl-chapter__aside {
    flex-direction: row;
    align-items: baseline;
    gap: 12px;
    padding-top: 0;
  }

  .page-disclaimer .dl-chapter::before {
    left: -11px;
  }

  .page-disclaimer .dl-list > li {
    padding-left: 42px;
  }

  .page-disclaimer .dl-break__title,
  .page-disclaimer .dl-break__text {
    padding-left: 16px;
  }

  .page-disclaimer .dl-version {
    padding-left: 14px;
  }

  .page-disclaimer .dl-version__batch {
    margin-left: 8px;
  }
}

@media (max-width: 480px) {
  .page-disclaimer .dl-toc__list a {
    font-size: 13px;
    padding: 5px 11px;
  }

  .page-disclaimer .dl-list > li {
    padding-left: 34px;
    font-size: 15px;
  }

  .page-disclaimer .dl-list > li::before {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dl-chapter::before,
  .page-disclaimer .dl-toc__list a,
  .page-disclaimer .dl-list a {
    transition: none;
  }
}

.page-disclaimer {
  --step-delay: 0.3s;
}