.page-disclaimer {
  --disc-rail: 40px;
  --disc-gap: 14px;
  --disc-grid-line: rgba(18, 35, 63, .065);
  padding-top: var(--hdr-h);
  background: var(--by-cream);
  color: var(--by-ink);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .disc-crumbs {
  padding-top: 18px;
  padding-bottom: 4px;
  font-size: 13px;
  color: var(--by-slate);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding-block: 18px 4px;
}

.page-disclaimer .disc-hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--disc-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--disc-grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, .15) 78%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, .15) 78%, transparent 100%);
}

.page-disclaimer .disc-hero-inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--by-red-deep);
  border-color: rgba(226, 58, 46, .45);
  background: rgba(226, 58, 46, .06);
}

.page-disclaimer .disc-title {
  display: flex;
  align-items: center;
  gap: .16em;
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 11vw, 92px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--by-navy);
}

.page-disclaimer .disc-anchor {
  flex: 0 0 auto;
  width: .3em;
  height: .3em;
  border-radius: 50%;
  border: 3px solid var(--by-red);
  position: relative;
}

.page-disclaimer .disc-anchor::before,
.page-disclaimer .disc-anchor::after {
  content: "";
  position: absolute;
  background: var(--by-red);
}

.page-disclaimer .disc-anchor::before {
  left: 50%;
  top: -38%;
  width: 2px;
  height: 176%;
  transform: translateX(-50%);
}

.page-disclaimer .disc-anchor::after {
  top: 50%;
  left: -38%;
  height: 2px;
  width: 176%;
  transform: translateY(-50%);
}

.page-disclaimer .disc-sub {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(16px, 3.6vw, 23px);
  line-height: 1.4;
  color: var(--by-slate);
  max-width: 28ch;
}

.page-disclaimer .disc-lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--by-ink);
}

.page-disclaimer .disc-hero-fig {
  margin: 30px 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--by-navy);
  box-shadow: var(--shadow-soft);
}

.page-disclaimer .disc-hero-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

/* ---------- 章节区 ---------- */
.page-disclaimer .disc-sections {
  padding-block: 34px 26px;
}

.page-disclaimer .disc-sec {
  display: grid;
  grid-template-columns: var(--disc-rail) 1fr;
  gap: var(--disc-gap);
  padding-block: 26px 30px;
  border-top: 1px solid rgba(228, 178, 92, .55);
  scroll-margin-top: calc(var(--hdr-h) + 18px);
}

.page-disclaimer .disc-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(26px, 7vw, 46px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--by-sand);
  text-decoration: none;
  transition: color .28s var(--ease);
}

.page-disclaimer .disc-num:hover,
.page-disclaimer .disc-num:focus-visible,
.page-disclaimer .disc-sec.is-active .disc-num {
  color: var(--by-red);
}

.page-disclaimer .disc-body {
  min-width: 0;
}

.page-disclaimer .disc-body h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 5vw, 30px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--by-navy);
}

.page-disclaimer .disc-body p {
  margin: 0 0 12px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--by-ink);
}

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

.page-disclaimer .disc-body a {
  color: var(--by-red-deep);
  text-decoration: underline;
  text-decoration-color: rgba(226, 58, 46, .4);
  text-underline-offset: 3px;
}

.page-disclaimer .disc-body a:hover {
  text-decoration-color: var(--by-red);
}

.page-disclaimer .disc-note {
  position: relative;
  margin-top: 4px;
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--by-sand);
  font-size: 15px;
  color: var(--by-slate);
}

/* ---------- 引用两张卡 ---------- */
.page-disclaimer .disc-refs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 6px;
}

.page-disclaimer .disc-ref {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  border-radius: var(--r-lg);
  border: 1px solid rgba(228, 178, 92, .45);
}

.page-disclaimer .disc-tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--by-green);
  border-color: rgba(47, 143, 107, .45);
  background: rgba(47, 143, 107, .07);
}

.page-disclaimer .disc-tag--ask {
  color: var(--by-red-deep);
  border-color: rgba(226, 58, 46, .4);
  background: rgba(226, 58, 46, .06);
}

.page-disclaimer .disc-ref h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.34;
  color: var(--by-navy);
}

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

.page-disclaimer .disc-src {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  background: var(--by-mist);
}

.page-disclaimer .disc-src code {
  flex: 1 1 180px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .01em;
  color: var(--by-navy);
  word-break: break-all;
}

.page-disclaimer .copy-btn {
  flex: 0 0 auto;
  padding: 8px 14px;
  border: 1px solid rgba(18, 35, 63, .28);
  border-radius: var(--r-pill);
  background: var(--by-paper);
  color: var(--by-navy);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-disclaimer .copy-btn:hover {
  border-color: var(--by-red);
  color: var(--by-red-deep);
}

/* ---------- 页尾收束 ---------- */
.page-disclaimer .disc-outro {
  margin-top: 18px;
  background: linear-gradient(112deg, var(--by-orange) 0%, var(--by-red-deep) 100%);
  color: var(--by-paper);
}

.page-disclaimer .disc-outro-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding-block: 44px 48px;
  align-items: center;
}

.page-disclaimer .disc-coord {
  width: 108px;
  height: 108px;
  display: block;
}

.page-disclaimer .disc-outro-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-disclaimer .disc-outro-copy p {
  margin: 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.72;
  color: rgba(255, 253, 248, .9);
}

.page-disclaimer .disc-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-disclaimer .disc-outro .btn-primary {
  background: var(--by-paper);
  border-color: var(--by-paper);
  color: var(--by-red-deep);
}

.page-disclaimer .disc-outro .btn-ghost {
  background: transparent;
  border-color: rgba(255, 253, 248, .58);
  color: var(--by-paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-disclaimer {
    --disc-rail: 64px;
    --disc-gap: 22px;
  }

  .page-disclaimer .disc-sec {
    padding-block: 32px 36px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer {
    --disc-rail: 92px;
  }

  .page-disclaimer .disc-hero {
    padding-block: 26px 8px;
  }

  .page-disclaimer .disc-sections {
    padding-block: 46px 34px;
  }

  .page-disclaimer .disc-sec {
    padding-block: 38px 44px;
  }

  .page-disclaimer .disc-refs {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }

  .page-disclaimer .disc-outro-inner {
    grid-template-columns: 140px 1fr;
    gap: 40px;
    padding-block: 58px 62px;
  }

  .page-disclaimer .disc-coord {
    width: 132px;
    height: 132px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-num,
  .page-disclaimer .copy-btn {
    transition: none;
  }
}