.page-disclaimer {
  --dc-rule: rgba(11, 31, 51, .14);
  --dc-rule-soft: rgba(11, 31, 51, .08);
  --dc-doc-width: 70ch;
  padding-bottom: clamp(48px, 9vw, 96px);
}

.page-disclaimer .dc-top {
  padding-top: clamp(16px, 3vw, 26px);
}

.page-disclaimer .breadcrumb {
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  display: grid;
  gap: clamp(20px, 4vw, 36px);
  padding-block: clamp(14px, 3vw, 26px) clamp(24px, 4vw, 40px);
}

.page-disclaimer .dc-hero-main {
  min-width: 0;
}

.page-disclaimer .dc-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 5.4vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-disclaimer .dc-lead {
  max-width: 56ch;
  margin: 16px 0 0;
  font-size: clamp(1rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: var(--slate);
}

.page-disclaimer .dc-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

/* 版本卡 */
.page-disclaimer .dc-version {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.4vw, 28px);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--ink-2) 0%, var(--ink) 62%, var(--ink-deep) 100%);
  color: var(--paper);
  box-shadow: var(--shadow-soft);
}

.page-disclaimer .dc-version::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(244, 241, 234, .07) 0 1px, transparent 1px 16px);
  opacity: .7;
}

.page-disclaimer .dc-version-label {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber-soft);
}

.page-disclaimer .dc-version-num {
  position: relative;
  z-index: 1;
  margin: 4px 0 16px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.2rem, 7vw, 3rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-disclaimer .dc-version-list {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
}

.page-disclaimer .dc-version-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 14px;
  padding-block: 10px;
  border-top: 1px solid var(--line-dark);
}

.page-disclaimer .dc-version-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(244, 241, 234, .62);
}

.page-disclaimer .dc-version-row dd {
  margin: 0;
  font-size: .875rem;
  color: var(--paper);
}

.page-disclaimer .dc-version-row a {
  color: var(--amber-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏配图 ---------- */
.page-disclaimer .dc-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--white);
}

.page-disclaimer .dc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1000 / 420;
  object-fit: cover;
}

/* ---------- 摘要框 ---------- */
.page-disclaimer .dc-summary {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 36px);
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.page-disclaimer .dc-summary-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .dc-summary-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-summary-list a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(244, 241, 234, .72);
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--ink-deep);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .dc-summary-list a:hover,
.page-disclaimer .dc-summary-list a:focus-visible {
  background: rgba(255, 217, 160, .38);
  border-color: rgba(242, 160, 61, .5);
  transform: translateY(-2px);
}

/* ---------- 目录 + 正文 ---------- */
.page-disclaimer .dc-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(32px, 5vw, 56px);
}

.page-disclaimer .dc-toc {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .72);
}

.page-disclaimer .dc-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--slate);
}

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

.page-disclaimer .dc-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--ink-deep);
  text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .dc-toc-list a:hover,
.page-disclaimer .dc-toc-list a:focus-visible {
  background: rgba(242, 160, 61, .16);
  color: var(--ink);
}

.page-disclaimer .dc-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--amber);
}

.page-disclaimer .dc-article {
  max-width: var(--dc-doc-width);
  min-width: 0;
}

.page-disclaimer .dc-sec {
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-sec:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .dc-sec-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-disclaimer .dc-sec-num {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(242, 160, 61, .55);
  background: rgba(255, 217, 160, .3);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink);
}

.page-disclaimer .dc-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .dc-sec-lead {
  margin: 0 0 8px;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-disclaimer .dc-clause {
  padding-block: 12px 14px;
  border-bottom: 1px solid var(--dc-rule-soft);
}

.page-disclaimer .dc-clause:last-child {
  border-bottom: 0;
}

.page-disclaimer .dc-clause p {
  margin: 0;
  font-size: .9688rem;
  line-height: 1.9;
  color: var(--ink-deep);
}

.page-disclaimer .dc-cl-num {
  display: inline-block;
  min-width: 2.5em;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-disclaimer .dc-clause a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-disclaimer .dc-clause a:hover,
.page-disclaimer .dc-clause a:focus-visible {
  text-decoration-color: var(--coral);
}

/* ---------- 联系块 ---------- */
.page-disclaimer .dc-contact {
  margin-top: clamp(34px, 5vw, 56px);
  padding: clamp(22px, 4vw, 36px);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(127, 191, 178, .3) 0%, rgba(127, 191, 178, 0) 62%),
    linear-gradient(140deg, rgba(255, 217, 160, .55) 0%, rgba(244, 241, 234, .9) 78%);
  border: 1px solid rgba(242, 160, 61, .32);
}

.page-disclaimer .dc-contact-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .dc-contact-note {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: .9375rem;
  line-height: 1.85;
  color: var(--ink-deep);
}

.page-disclaimer .dc-contact-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-contact-list li {
  display: grid;
  gap: 2px;
  padding-block: 8px;
  border-top: 1px solid rgba(11, 31, 51, .1);
}

.page-disclaimer .dc-contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-disclaimer .dc-contact-val {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-disclaimer .dc-contact-more {
  margin: 18px 0 0;
}

.page-disclaimer .dc-footnote {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--dc-rule);
  font-size: .8125rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-disclaimer .dc-footnote a {
  color: var(--slate);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .dc-top-btn {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(244, 241, 234, .22);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  text-decoration: none;
  box-shadow: 0 14px 28px -18px rgba(11, 31, 51, .8);
  transition: background .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .dc-top-btn:hover,
.page-disclaimer .dc-top-btn:focus-visible {
  background: var(--ink-2);
  transform: translateY(-2px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .dc-summary-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .dc-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 24px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-disclaimer .dc-summary {
    grid-template-columns: minmax(0, 190px) minmax(0, 1fr);
    align-items: start;
    gap: 8px 28px;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .dc-layout {
    grid-template-columns: 224px minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-disclaimer .dc-toc {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-summary-list a,
  .page-disclaimer .dc-toc-list a,
  .page-disclaimer .dc-top-btn {
    transition: none;
  }

  .page-disclaimer .dc-summary-list a:hover,
  .page-disclaimer .dc-top-btn:hover {
    transform: none;
  }
}