/* ===== 使用说明与免责声明（/instructions/）===== */
.page-disclaimer {
  --doc-line: var(--milan-soft-line);
  --doc-accent: var(--milan-red);
  --doc-gold: var(--milan-gold);
  --doc-deep: var(--milan-deep-red);
  position: relative;
  background:
    radial-gradient(circle at 12% 6%, rgba(233, 33, 44, 0.10), transparent 26%),
    radial-gradient(circle at 88% 18%, rgba(245, 163, 0, 0.05), transparent 20%),
    var(--milan-black);
  color: var(--milan-paper);
  padding: var(--space-6) 0 var(--space-9);
}
.page-disclaimer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--milan-red), var(--milan-gold), var(--milan-deep-red));
  z-index: 0;
}

/* 面包屑 */
.page-disclaimer .breadcrumbs {
  margin-bottom: var(--space-5);
}
.page-disclaimer .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
  list-style: none;
  font-size: 13px;
  color: var(--milan-muted);
}
.page-disclaimer .breadcrumbs li {
  display: inline-flex;
  align-items: center;
}
.page-disclaimer .breadcrumbs li + li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--milan-soft-line);
}
.page-disclaimer .breadcrumbs a {
  color: var(--milan-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.page-disclaimer .breadcrumbs a:hover {
  color: var(--doc-gold);
}
.page-disclaimer .breadcrumbs li[aria-current="page"] {
  color: var(--milan-paper);
}

/* 顶部装饰图 */
.page-disclaimer .disclaimer-hero__figure {
  margin: 0 0 var(--space-6);
  border: 1px solid var(--doc-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-disclaimer .disclaimer-hero__image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 页面标题 */
.page-disclaimer .disclaimer-header {
  margin-bottom: var(--space-6);
}
.page-disclaimer .disclaimer-header .section-kicker {
  margin-bottom: var(--space-3);
}
.page-disclaimer .disclaimer-header h1 {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  color: var(--milan-white);
}
.page-disclaimer .disclaimer-header .page-intro {
  max-width: 720px;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--milan-muted);
}

/* 目录 */
.page-disclaimer .disclaimer-toc {
  margin-bottom: var(--space-7);
  padding: var(--space-5);
  background: var(--milan-carbon);
  border: 1px solid var(--doc-line);
  border-radius: var(--radius);
}
.page-disclaimer .disclaimer-toc__title {
  font-family: var(--display-font);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--doc-gold);
  margin: 0 0 var(--space-4);
}
.page-disclaimer .disclaimer-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-disclaimer .disclaimer-toc__list a {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--milan-black);
  border: 1px solid var(--doc-line);
  border-radius: 8px;
  color: var(--milan-paper);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: border-color var(--transition), transform var(--ease-spring);
}
.page-disclaimer .disclaimer-toc__list a b {
  font-family: var(--mono-font);
  font-weight: 800;
  font-size: 13px;
  color: var(--doc-accent);
  min-width: 24px;
}
.page-disclaimer .disclaimer-toc__list a:hover,
.page-disclaimer .disclaimer-toc__list a:focus-visible {
  border-color: rgba(245, 163, 0, 0.6);
  transform: translateY(-2px);
}

@media (min-width: 560px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 双栏简报 */
.page-disclaimer .disclaimer-brief {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: stretch;
  margin-bottom: var(--space-8);
}

/* 条款卡片 */
.page-disclaimer .brief-articles {
  display: grid;
  gap: var(--space-5);
}
.page-disclaimer .article-item {
  position: relative;
  padding: var(--space-5);
  background: linear-gradient(135deg, rgba(233, 33, 44, 0.06), transparent 42%), var(--milan-carbon);
  border: 1px solid var(--doc-line);
  border-left: 3px solid var(--doc-accent);
  border-radius: var(--radius);
  scroll-margin-top: calc(var(--header-h) + 20px);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.page-disclaimer .article-item::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, transparent 50%, rgba(245, 163, 0, 0.18) 50%);
  border-radius: 0 12px 0 0;
  pointer-events: none;
}
.page-disclaimer .article-item:hover,
.page-disclaimer .article-item:focus-within {
  border-color: rgba(245, 163, 0, 0.5);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.35);
}
.page-disclaimer .article-num {
  display: block;
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 56px;
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--doc-accent);
  margin-bottom: var(--space-4);
}
.page-disclaimer .article-copy h2 {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.3;
  margin: 0 0 var(--space-3);
  color: var(--milan-paper);
}
.page-disclaimer .article-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--milan-muted);
}
.page-disclaimer .article-copy p + p {
  margin-top: var(--space-3);
}
.page-disclaimer .article-copy a {
  color: var(--doc-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
.page-disclaimer .article-copy a:hover {
  color: var(--milan-paper);
}

/* 示例：触屏始终可见，hover 设备悬停展开 */
.page-disclaimer .article-example {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: rgba(233, 33, 44, 0.07);
  border-left: 2px solid var(--doc-gold);
  border-radius: 0 8px 8px 0;
}
.page-disclaimer .example-label {
  display: inline-block;
  font-family: var(--display-font);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--doc-gold);
  margin-bottom: var(--space-1);
}
.page-disclaimer .article-example p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--milan-muted);
}

@media (hover: hover) and (min-width: 900px) {
  .page-disclaimer .article-example {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-8px);
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    transition: max-height var(--transition), opacity var(--transition), transform var(--transition), margin-top var(--transition), padding-top var(--transition), padding-bottom var(--transition);
  }
  .page-disclaimer .article-item:hover .article-example,
  .page-disclaimer .article-item:focus-within .article-example {
    max-height: 220px;
    opacity: 1;
    transform: translateY(0);
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }
}

/* 分隔带 */
.page-disclaimer .brief-divider {
  display: none;
  min-height: 480px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--doc-line);
}
.page-disclaimer .brief-divider img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 480px;
  object-fit: cover;
}

/* 说明栏 */
.page-disclaimer .brief-notes {
  position: relative;
  padding: var(--space-6) var(--space-5);
  background: var(--milan-carbon);
  border: 1px solid var(--doc-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-disclaimer .brief-notes::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(245, 163, 0, 0.12), transparent 70%);
  pointer-events: none;
}
.page-disclaimer .note-heading {
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px dashed var(--doc-line);
}
.page-disclaimer .note-heading__label {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--doc-gold);
}
.page-disclaimer .note-item {
  position: relative;
  padding: var(--space-4) 0;
  border-bottom: 1px dashed var(--doc-line);
}
.page-disclaimer .note-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-disclaimer .note-item__index {
  display: block;
  font-family: var(--mono-font);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--doc-accent);
  margin-bottom: var(--space-2);
}
.page-disclaimer .note-item h3 {
  font-family: var(--display-font);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  margin: 0 0 var(--space-2);
  color: var(--milan-paper);
}
.page-disclaimer .note-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--milan-muted);
}

/* 底部区块 */
.page-disclaimer .disclaimer-outro {
  position: relative;
  margin-top: var(--space-8);
  padding: var(--space-7) var(--space-6) var(--space-8);
  background: linear-gradient(135deg, rgba(233, 33, 44, 0.14), transparent 55%), var(--milan-carbon);
  border: 1px solid var(--doc-line);
  border-radius: var(--radius);
  text-align: center;
}
.page-disclaimer .disclaimer-outro h2 {
  font-family: var(--display-font);
  font-weight: 800;
  font-size: 24px;
  line-height: 1.3;
  margin: 0 0 var(--space-3);
  color: var(--milan-paper);
}
.page-disclaimer .disclaimer-outro p {
  max-width: 560px;
  margin: 0 auto var(--space-6);
  font-size: 15px;
  line-height: 1.8;
  color: var(--milan-muted);
}
.page-disclaimer .disclaimer-outro p a {
  color: var(--doc-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-disclaimer .disclaimer-outro .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.page-disclaimer .outro-line {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  border-radius: 0 0 var(--radius) var(--radius);
  background: linear-gradient(90deg, var(--doc-deep), var(--doc-accent), var(--doc-gold));
}
.page-disclaimer .outro-line::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 16px;
  right: 16px;
  border-top: 2px dotted rgba(245, 163, 0, 0.55);
}

/* 桌面端双栏 */
@media (min-width: 980px) {
  .page-disclaimer .disclaimer-toc__list {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-disclaimer .disclaimer-brief {
    grid-template-columns: minmax(0, 5fr) 120px minmax(0, 6fr);
    gap: var(--space-5);
  }
  .page-disclaimer .brief-divider {
    display: block;
  }
}

/* 打印样式：保留双栏 */
@media print {
  .page-disclaimer {
    background: #fff;
    padding: 0;
  }
  .page-disclaimer .breadcrumbs,
  .page-disclaimer .disclaimer-toc,
  .page-disclaimer .disclaimer-hero__figure,
  .page-disclaimer .brief-divider,
  .page-disclaimer .disclaimer-outro {
    display: none;
  }
  .page-disclaimer .disclaimer-brief {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .page-disclaimer .article-example {
    max-height: none;
    opacity: 1;
    transform: none;
    margin-top: 12px;
    padding-top: 8px;
    padding-bottom: 8px;
  }
  .page-disclaimer .article-item,
  .page-disclaimer .note-item {
    break-inside: avoid;
  }
}