/* ===== 使用说明：展览说明牌式条文页 ===== */
.page-disclaimer {
  position: relative;
  background: radial-gradient(circle at 88% 12%, rgba(27, 90, 68, 0.24) 0, transparent 26rem), transparent;
}

.page-disclaimer__intro {
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.25rem, 5vw, 2rem) 2.75rem;
  border-bottom: 1px solid rgba(200, 164, 92, 0.3);
}

.page-disclaimer .breadcrumb {
  margin-bottom: 2rem;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--muted-green);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted-green);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  transition: color 0.25s ease, border-bottom-color 0.25s ease;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--gold-accent);
  border-bottom-color: var(--gold-accent);
}

.page-disclaimer .breadcrumb__sep {
  margin: 0 0.5rem;
  color: var(--gold-accent);
}

.page-disclaimer__kicker {
  position: absolute;
  top: 2rem;
  right: clamp(0.5rem, 2vw, 1.5rem);
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  color: var(--gold-accent);
  writing-mode: vertical-rl;
  text-transform: uppercase;
}

.page-disclaimer .display-title {
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(3.25rem, 12vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--cream-text);
}

.page-disclaimer__lead {
  max-width: 34em;
  margin-top: 1.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted-green);
}

/* —— 声明板容器 —— */
.page-disclaimer .notice-board {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.25rem, 5vw, 2rem) clamp(3rem, 8vw, 7rem);
}

.page-disclaimer .notice-board__texture {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-disclaimer .notice-board__texture-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.09;
}

/* —— 索引说明牌 —— */
.page-disclaimer .notice-index {
  position: relative;
  z-index: 1;
  margin-bottom: 1.75rem;
  padding: 1.5rem 1.25rem;
  background: rgba(15, 61, 46, 0.72);
  border: 1px solid rgba(200, 164, 92, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-disclaimer .notice-index__label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.875rem;
  letter-spacing: 0.35em;
  color: var(--gold-accent);
  text-transform: uppercase;
}

.page-disclaimer .notice-index__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.4rem;
  margin-top: 1.25rem;
}

.page-disclaimer .notice-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.25rem 0;
  font-family: var(--font-headline);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--cream-text);
  text-decoration: none;
  border-bottom: 1px dashed rgba(123, 168, 146, 0.35);
  transition: color 0.2s ease, border-bottom-color 0.2s ease;
}

.page-disclaimer .notice-index__link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-accent);
}

.page-disclaimer .notice-index__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7em;
  height: 1.7em;
  flex-shrink: 0;
  background: var(--gold-accent);
  color: var(--ink-deep);
  font-family: var(--font-data);
  font-size: 0.8125rem;
  font-weight: 700;
}

.page-disclaimer .notice-index__hint {
  margin: 1.5rem 0 0;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--gold-accent);
}

/* —— 条文 —— */
.page-disclaimer .notice-clauses {
  position: relative;
  z-index: 1;
}

.page-disclaimer .notice-clause {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 1.75rem 1.25rem 1.5rem;
  background: linear-gradient(180deg, rgba(27, 90, 68, 0.22) 0%, rgba(7, 19, 12, 0.48) 100%);
  border-left: 3px solid var(--gold-accent);
  border-bottom: 1px dashed rgba(123, 168, 146, 0.45);
}

.page-disclaimer .notice-clause__header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.page-disclaimer .notice-clause__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  flex-shrink: 0;
  background: var(--gold-accent);
  color: var(--ink-deep);
  font-family: var(--font-data);
  font-size: 0.875rem;
  font-weight: 700;
}

.page-disclaimer .notice-clause__title {
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.375rem;
  color: var(--cream-text);
  letter-spacing: 0.02em;
}

.page-disclaimer .notice-clause__body {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--muted-green);
}

.page-disclaimer .notice-clause__body p {
  margin: 0;
}

.page-disclaimer .notice-clause__body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.625rem;
}

.page-disclaimer .notice-clause__body li {
  position: relative;
  padding-left: 1.2rem;
  color: rgba(241, 234, 216, 0.9);
}

.page-disclaimer .notice-clause__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--gold-accent);
  transform: rotate(45deg);
}

.page-disclaimer .notice-clause__note {
  margin-top: 0.25rem;
  padding: 0.75rem 1rem;
  border: 1px dashed rgba(200, 164, 92, 0.45);
  background: rgba(4, 12, 8, 0.4);
}

.page-disclaimer .notice-clause__note summary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--gold-soft);
  list-style: none;
}

.page-disclaimer .notice-clause__note summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .notice-clause__note summary::before {
  content: "+";
  font-weight: 700;
  color: var(--gold-accent);
}

.page-disclaimer .notice-clause__note[open] summary::before {
  content: "–";
}

.page-disclaimer .notice-clause__note p {
  margin: 0.75rem 0 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted-green);
}

/* —— 版本标注 —— */
.page-disclaimer .version-stamp {
  position: relative;
  display: grid;
  gap: 0.875rem;
  margin: 0 1.25rem 4rem;
  padding: 2rem 1.5rem;
  border: 1px solid var(--gold-accent);
  background: repeating-linear-gradient(135deg, rgba(200, 164, 92, 0.07) 0 1px, transparent 1px 10px), rgba(15, 61, 46, 0.72);
  clip-path: polygon(0 0.75rem, 100% 0, 100% calc(100% - 0.75rem), 0 100%);
}

.page-disclaimer .version-stamp__side {
  font-family: var(--font-data);
  font-size: 0.875rem;
  letter-spacing: 0.35em;
  color: var(--gold-accent);
  text-transform: uppercase;
}

.page-disclaimer .version-stamp__line {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--cream-text);
}

.page-disclaimer .version-stamp__links {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted-green);
}

.page-disclaimer .version-stamp__links a {
  color: var(--muted-green);
  text-decoration: none;
  border-bottom: 1px dashed var(--gold-accent);
  transition: color 0.2s ease;
}

.page-disclaimer .version-stamp__links a:hover {
  color: var(--gold-soft);
}

/* —— 桌面端：说明牌两栏 —— */
@media (min-width: 960px) {
  .page-disclaimer__intro {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: end;
    gap: 2rem;
    min-height: 40vh;
    padding-top: 5rem;
    padding-left: clamp(3rem, 10vw, 8rem);
    padding-right: clamp(3rem, 10vw, 8rem);
    padding-bottom: 4rem;
  }

  .page-disclaimer .breadcrumb {
    grid-column: 1 / -1;
    margin-bottom: 2.5rem;
  }

  .page-disclaimer__kicker {
    top: 3rem;
    right: clamp(3rem, 10vw, 8rem);
  }

  .page-disclaimer__lead {
    margin: 0 0 0 auto;
    font-size: 1.0625rem;
  }

  .page-disclaimer .notice-board {
    grid-template-columns: minmax(280px, 330px) minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(2rem, 4vw, 4.5rem);
    padding-left: clamp(3rem, 10vw, 8rem);
    padding-right: clamp(3rem, 10vw, 8rem);
  }

  .page-disclaimer .notice-index {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 0;
    margin-bottom: 0;
    padding: 2.25rem 1.5rem 1.75rem;
  }

  .page-disclaimer .notice-index__nav {
    display: grid;
    gap: 0.25rem;
    margin-top: 3rem;
  }

  .page-disclaimer .notice-index__link {
    justify-content: flex-start;
    font-size: 1rem;
  }

  .page-disclaimer .notice-index__hint {
    margin-top: 2.5rem;
  }

  .page-disclaimer .notice-clause {
    margin-bottom: 2rem;
    padding: 2.25rem 2rem 2rem;
  }

  .page-disclaimer .notice-clause__title {
    font-size: 1.625rem;
  }

  .page-disclaimer .version-stamp {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0.875rem 2rem;
    max-width: var(--content-max);
    margin: 0 auto 6rem;
    padding: 2.5rem 3rem;
  }

  .page-disclaimer .version-stamp__main {
    display: grid;
    gap: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}