.page-disclaimer {
  --dl-paper-line: rgba(216, 201, 164, 0.18);
  --dl-soft-line: rgba(34, 224, 208, 0.18);
  position: relative;
  overflow-x: hidden;
  padding: 1.25rem 1rem 3rem;
  background:
    radial-gradient(120% 70% at 100% 0%, rgba(27, 20, 53, 0.85) 0%, rgba(6, 23, 19, 0) 58%),
    radial-gradient(95% 60% at 0% 100%, rgba(43, 14, 24, 0.55) 0%, rgba(6, 23, 19, 0) 62%),
    var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(234, 247, 244, 0.02) 0,
    rgba(234, 247, 244, 0.02) 1px,
    transparent 1px,
    transparent 5px
  );
}

.page-disclaimer .dl-shell {
  position: relative;
  z-index: 1;
  max-width: var(--shell-max);
  margin: 0 auto;
}

.page-disclaimer .breadcrumbs {
  margin: 0 0 1.5rem;
}

/* ---------- 报头 ---------- */

.page-disclaimer .legal-masthead {
  display: grid;
  gap: 1.75rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--dl-soft-line);
}

.page-disclaimer .legal-masthead__copy {
  max-width: 62ch;
}

.page-disclaimer .legal-masthead h1 {
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.05rem, 9vw, 3.6rem);
  line-height: 1;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-disclaimer .legal-masthead .lede {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: 1rem;
  color: rgba(234, 247, 244, 0.82);
}

.page-disclaimer .legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.3rem;
}

.page-disclaimer .legal-masthead__figure {
  position: relative;
  margin: 0;
  padding: 0.55rem;
  border: 1px solid var(--dl-soft-line);
  background: linear-gradient(135deg, var(--ink-800), var(--indigo));
  box-shadow:
    8px 8px 0 0 rgba(216, 201, 164, 0.07),
    16px 16px 0 0 rgba(34, 224, 208, 0.05);
}

.page-disclaimer .legal-masthead__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.06);
}

.page-disclaimer .legal-masthead__figure::after {
  content: "使用规则 · 归档件";
  position: absolute;
  left: 1.1rem;
  bottom: 1.1rem;
  padding: 0.25rem 0.6rem;
  background: var(--ink-900);
  border: 1px solid var(--dl-paper-line);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  line-height: 1.5;
}

/* ---------- 版式骨架 ---------- */

.page-disclaimer .legal-layout {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

/* ---------- 条款索引 ---------- */

.page-disclaimer .legal-index__head {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .legal-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
}

.page-disclaimer .legal-index__link {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.45rem;
  align-items: baseline;
  padding: 0.45rem 0.6rem;
  border-left: 2px solid var(--dl-paper-line);
  color: rgba(234, 247, 244, 0.86);
  font-size: 0.9rem;
  text-decoration: none;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.page-disclaimer .legal-index__link:hover,
.page-disclaimer .legal-index__link:focus-visible {
  border-left-color: var(--lime);
  background-color: rgba(34, 224, 208, 0.08);
  color: var(--lime);
  transform: translateX(3px);
}

.page-disclaimer .legal-index__no {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--cyan);
}

/* ---------- 条款卡片 ---------- */

.page-disclaimer .clause {
  position: relative;
  margin-bottom: 1.5rem;
  scroll-margin-top: 1.5rem;
  padding: 1.4rem 1.15rem 1.5rem;
  border: 1px solid var(--dl-soft-line);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(
    160deg,
    rgba(234, 247, 244, 0.05) 0%,
    rgba(234, 247, 244, 0.012) 60%,
    rgba(234, 247, 244, 0.03) 100%
  );
  box-shadow:
    8px 8px 0 0 rgba(216, 201, 164, 0.06),
    16px 16px 0 0 rgba(34, 224, 208, 0.05);
}

.page-disclaimer .clause--alert {
  border-left-color: var(--ember);
  background: linear-gradient(
    160deg,
    rgba(43, 14, 24, 0.55) 0%,
    rgba(43, 14, 24, 0.2) 70%,
    rgba(234, 247, 244, 0.02) 100%
  );
}

.page-disclaimer .clause--ip {
  border-left-color: var(--edge);
  background: linear-gradient(
    160deg,
    rgba(27, 20, 53, 0.5) 0%,
    rgba(27, 20, 53, 0.18) 70%,
    rgba(234, 247, 244, 0.02) 100%
  );
}

.page-disclaimer .clause__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-disclaimer .clause--alert .clause__no {
  color: var(--ember);
}

.page-disclaimer .clause--ip .clause__no {
  color: var(--edge);
}

.page-disclaimer .clause__title {
  margin: 0.45rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.28rem, 5.4vw, 1.72rem);
  line-height: 1.18;
  letter-spacing: 0.005em;
  color: var(--paper);
}

.page-disclaimer .clause__body > p {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  color: rgba(234, 247, 244, 0.85);
}

.page-disclaimer .clause__body > :last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.93rem;
  color: rgba(234, 247, 244, 0.85);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 0.68em;
  width: 0.48rem;
  height: 0.48rem;
  background: var(--cyan);
  transform: rotate(45deg);
  transition: background-color 0.2s ease;
}

.page-disclaimer .clause__list--alert li::before {
  background: var(--ember);
}

.page-disclaimer .clause__list li:hover::before {
  background: var(--lime);
}

.page-disclaimer .dl-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 208, 0.45);
  transition:
    border-color 0.2s ease,
    color 0.2s ease;
}

.page-disclaimer .dl-link:hover,
.page-disclaimer .dl-link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 展开收起 ---------- */

.page-disclaimer .clause-more {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--dl-paper-line);
}

.page-disclaimer .clause-more summary {
  cursor: pointer;
  list-style: none;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  transition: color 0.2s ease;
}

.page-disclaimer .clause-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause-more summary::before {
  content: "＋ ";
  color: var(--lime);
}

.page-disclaimer .clause-more[open] summary::before {
  content: "－ ";
  color: var(--ember);
}

.page-disclaimer .clause-more summary:hover,
.page-disclaimer .clause-more summary:focus-visible {
  color: var(--lime);
}

.page-disclaimer .clause-more p {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: rgba(234, 247, 244, 0.78);
}

/* ---------- 联络清单 ---------- */

.page-disclaimer .legal-contact {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.page-disclaimer .legal-contact .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--dl-paper-line);
  background: rgba(6, 23, 19, 0.55);
  transition: border-color 0.2s ease;
}

.page-disclaimer .legal-contact .contact-item:hover {
  border-color: var(--lime);
}

.page-disclaimer .legal-contact .contact-item__body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
  flex: 1 1 12rem;
}

.page-disclaimer .legal-contact .contact-item__key {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .legal-contact .contact-item__val {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-disclaimer .legal-contact .copy-btn {
  flex: 0 0 auto;
}

/* ---------- 页尾 ---------- */

.page-disclaimer .legal-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--dl-soft-line);
}

.page-disclaimer .dl-top {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--dl-soft-line);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition:
    border-color 0.2s ease,
    color 0.2s ease,
    background-color 0.2s ease;
}

.page-disclaimer .dl-top::before {
  content: "↑";
  color: var(--cyan);
  transition: color 0.2s ease;
}

.page-disclaimer .dl-top:hover,
.page-disclaimer .dl-top:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background-color: rgba(199, 255, 74, 0.08);
}

.page-disclaimer .dl-top:hover::before,
.page-disclaimer .dl-top:focus-visible::before {
  color: var(--lime);
}

.page-disclaimer .legal-foot__note {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer {
    padding: 2rem 1.75rem 4rem;
  }

  .page-disclaimer .legal-masthead {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-disclaimer .clause {
    padding: 1.85rem 1.8rem 1.95rem;
  }

  .page-disclaimer .clause__list {
    gap: 0.7rem;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 3.25rem;
    align-items: start;
  }

  .page-disclaimer .legal-index {
    position: sticky;
    top: 2rem;
  }

  .page-disclaimer .legal-index::after {
    content: "";
    display: block;
    margin-top: 1.35rem;
    height: 1px;
    background: linear-gradient(90deg, var(--dl-paper-line), transparent);
  }

  .page-disclaimer .clause__title {
    max-width: 32ch;
  }

  .page-disclaimer .clause__body > p {
    max-width: 68ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-index__link,
  .page-disclaimer .dl-link,
  .page-disclaimer .dl-top,
  .page-disclaimer .dl-top::before,
  .page-disclaimer .clause__list li::before,
  .page-disclaimer .clause-more summary,
  .page-disclaimer .legal-contact .contact-item {
    transition: none;
  }

  .page-disclaimer .legal-index__link:hover,
  .page-disclaimer .legal-index__link:focus-visible {
    transform: none;
  }
}