.page-disclaimer {
  --page-gutter: 1rem;
  position: relative;
  background-color: var(--c-paper);
  color: var(--c-ink);
  background-image:
    linear-gradient(rgba(10, 31, 68, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 31, 68, 0.04) 1px, transparent 1px);
  background-size: 30px 30px;
  padding-bottom: 4rem;
  overflow: hidden;
}

.page-disclaimer .breadcrumbs {
  padding-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.page-disclaimer .breadcrumbs__link {
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.page-disclaimer .breadcrumbs__link[aria-current="page"] {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-navy);
}

.page-disclaimer__head {
  position: relative;
  padding: 2.2rem 0 2rem;
  border-bottom: 4px solid var(--c-navy);
  margin-bottom: 2.2rem;
}

.page-disclaimer__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 68px;
  height: 8px;
  background: var(--c-yellow);
  z-index: 1;
}

.page-disclaimer__head-kicker {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-white);
  background: var(--c-navy);
  padding: 0.4rem 0.9rem 0.4rem 0.7rem;
  margin-bottom: 1.1rem;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 100%, 0 100%);
}

.page-disclaimer__head-title {
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 8vw, 4.6rem);
  font-weight: 700;
  line-height: 1.04;
  color: var(--c-navy);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
}

.page-disclaimer__head-site {
  display: block;
  margin-top: 0.2em;
}

.page-disclaimer__head-intro {
  max-width: 72ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-ink);
  margin: 1.1rem 0 0;
  opacity: 0.9;
}

.page-disclaimer__notice {
  margin: 0 0 1.4rem;
  position: relative;
  background: var(--c-yellow);
  border: 2px solid var(--c-navy);
  border-left: 10px solid var(--c-navy);
}

.page-disclaimer__notice::before {
  content: "提示";
  position: absolute;
  top: 0;
  right: 0;
  background: var(--c-navy);
  color: var(--c-yellow);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  padding: 0.35rem 0.9rem 0.35rem 0.7rem;
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-disclaimer__notice-btn {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  list-style: none;
  cursor: pointer;
  padding: 1.2rem 1.25rem 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  line-height: 1.35;
  color: var(--c-navy);
  letter-spacing: 0.02em;
  user-select: none;
}

.page-disclaimer__notice-btn::-webkit-details-marker {
  display: none;
}

.page-disclaimer__notice-btn::after {
  content: "收起";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  border: 1px solid var(--c-navy);
  padding: 0.18rem 0.4rem;
  flex: none;
}

.page-disclaimer__notice:not([open]) .page-disclaimer__notice-btn::after {
  content: "展开";
}

.page-disclaimer__notice-badge {
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  background: var(--c-navy);
  color: var(--c-yellow);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 50%;
  flex: none;
}

.page-disclaimer__notice-body {
  border-top: 2px solid var(--c-navy);
  margin: 0 1.25rem;
  padding: 0.9rem 0 1.15rem;
}

.page-disclaimer__notice-body p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-navy);
  max-width: 74ch;
}

.page-disclaimer__figure {
  margin: 2rem 0 0;
  border-top: 4px solid var(--c-navy);
  border-left: 2px solid var(--c-navy);
  padding: 0.6rem 0.6rem 0.4rem;
  background: rgba(255, 255, 255, 0.6);
  box-shadow: 8px 8px 0 rgba(10, 31, 68, 0.08);
}

.page-disclaimer__figure-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--c-mute);
}

.page-disclaimer__figure-caption {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.25rem 0.2rem;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--c-navy);
}

.page-disclaimer__figure-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--c-neon);
  color: var(--c-navy);
  padding: 0.15rem 0.45rem;
  flex: none;
}

.page-disclaimer__terms {
  margin-top: 2.6rem;
}

.page-disclaimer__terms-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 4px solid var(--c-navy);
  padding-bottom: 0.9rem;
  margin-bottom: 0;
}

.page-disclaimer__terms-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--c-navy);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0;
}

.page-disclaimer__terms-note {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--c-navy);
  margin: 0;
}

.page-disclaimer__term {
  position: relative;
  padding: 1.5rem 0 1.75rem;
  border-bottom: 2px solid var(--c-navy);
  transition: background-color 0.2s ease, padding 0.2s ease;
}

.page-disclaimer__term:hover {
  background: linear-gradient(90deg, rgba(255, 215, 0, 0.18) 0%, rgba(255, 215, 0, 0) 72%);
  padding-left: 0.75rem;
}

.page-disclaimer__term-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.9rem;
  line-height: 1;
  color: var(--c-navy);
  padding-left: 0.6rem;
  border-left: 6px solid var(--c-yellow);
  margin-bottom: 0.7rem;
}

.page-disclaimer__term-heading {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-navy);
  margin: 0 0 0.55rem;
  display: inline-block;
  border-bottom: 3px solid var(--c-navy);
  padding-bottom: 0.15rem;
}

.page-disclaimer__term-content p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--c-ink);
  max-width: 68ch;
}

.page-disclaimer__term-content .data-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-navy);
  background: var(--c-neon);
  padding: 0 0.25rem;
}

.page-disclaimer__tail {
  margin: 3rem 0 1rem;
  border: 2px solid var(--c-navy);
  background: var(--c-white);
  padding: 1.5rem 1.75rem;
  box-shadow: 8px 8px 0 rgba(10, 31, 68, 0.1);
}

.page-disclaimer__tail-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-navy);
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

.page-disclaimer__tail-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-disclaimer__tail-text a {
  color: var(--c-navy);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--c-yellow);
  text-decoration-thickness: 3px;
  text-underline-offset: 0.15em;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer__tail-text a:hover {
  color: var(--c-white);
  background: var(--c-navy);
}

@media (min-width: 768px) {
  .page-disclaimer {
    background-size: 40px 40px;
  }

  .page-disclaimer__head {
    display: grid;
    grid-template-columns: 7fr 5fr;
    column-gap: 2.5rem;
    align-items: end;
    padding-bottom: 2.2rem;
  }

  .page-disclaimer__head-kicker {
    grid-column: 1 / -1;
  }

  .page-disclaimer__head-title {
    margin: 0;
  }

  .page-disclaimer__head-intro {
    margin: 0 0 0.15rem;
    font-size: 1.05rem;
  }

  .page-disclaimer__notice {
    margin-bottom: 1.6rem;
  }

  .page-disclaimer__notice-btn {
    font-size: 1.15rem;
    padding: 1.3rem 1.5rem 1.1rem;
  }

  .page-disclaimer__term {
    display: grid;
    grid-template-columns: 170px 1fr;
    gap: 2.2rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .page-disclaimer__term:hover {
    padding-left: 2rem;
    padding-right: 0.5rem;
  }

  .page-disclaimer__term-num {
    font-size: 2.5rem;
    text-align: right;
    padding-left: 0;
    padding-right: 1.5rem;
    border-left: none;
    border-right: 2px solid var(--c-navy);
    margin-bottom: 0;
    align-self: start;
    padding-top: 0.15em;
  }

  .page-disclaimer__term-heading {
    font-size: 1.4rem;
  }

  .page-disclaimer__figure {
    margin-left: auto;
    margin-right: auto;
    max-width: 720px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer__tail {
    display: flex;
    align-items: baseline;
    gap: 2rem;
  }

  .page-disclaimer__tail-title {
    margin: 0;
    flex: none;
  }
}