.page-disclaimer {
  --disc-flag: linear-gradient(90deg,
      var(--color-primary) 0% 22%,
      var(--color-surface) 22% 34%,
      var(--color-accent) 34% 52%,
      var(--color-success) 52% 70%,
      var(--color-alert) 70% 100%);
  --disc-flag-v: linear-gradient(180deg,
      var(--color-primary) 0% 25%,
      var(--color-surface) 25% 37%,
      var(--color-accent) 37% 54%,
      var(--color-success) 54% 71%,
      var(--color-alert) 71% 100%);
  --disc-text: rgba(10, 27, 50, 0.84);
  --disc-text-soft: rgba(10, 27, 50, 0.66);
}

/* ===== 声明开篇 ===== */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: 36px 0 64px;
  border-radius: 0 0 48px 48px;
  background:
    radial-gradient(560px 300px at 82% 12%, rgba(255, 107, 53, 0.2), transparent 70%),
    linear-gradient(120deg, var(--color-primary) 0%, #174174 55%, var(--color-primary-deep) 100%);
  color: var(--color-surface);
}

.page-disclaimer .disc-hero .breadcrumb {
  margin-bottom: 36px;
  color: rgba(245, 248, 252, 0.72);
  font-size: 0.875rem;
}

.page-disclaimer .disc-hero .breadcrumb a {
  color: rgba(245, 248, 252, 0.9);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 248, 252, 0.3);
  transition: border-color var(--transition), color var(--transition);
}

.page-disclaimer .disc-hero .breadcrumb a:hover,
.page-disclaimer .disc-hero .breadcrumb a:focus {
  color: #ffffff;
  border-color: var(--color-accent);
}

.page-disclaimer .disc-breadcrumb-sep {
  margin: 0 8px;
  color: rgba(245, 248, 252, 0.5);
}

.page-disclaimer .disc-hero-grid {
  display: grid;
  gap: 28px;
}

.page-disclaimer .disc-hero-copy {
  max-width: 800px;
}

.page-disclaimer .disc-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 107, 53, 0.45);
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.14);
  color: #ffd9c7;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  margin-bottom: 24px;
}

.page-disclaimer .disc-hero-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.22);
}

.page-disclaimer .disc-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--color-surface);
}

.page-disclaimer .disc-hero-lead {
  margin: 0;
  max-width: 720px;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(245, 248, 252, 0.82);
}

.page-disclaimer .disc-hero-aside {
  display: none;
}

.page-disclaimer .disc-hero-stripes {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: var(--disc-flag);
  opacity: 0.9;
}

/* ===== 目录 ===== */
.page-disclaimer .disc-toc {
  position: relative;
  z-index: 2;
  margin-top: -28px;
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  background: var(--color-surface);
  border: 1px solid rgba(184, 198, 217, 0.4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .disc-toc-label {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(30, 79, 138, 0.08);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  white-space: nowrap;
}

.page-disclaimer .disc-toc-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-toc-list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--color-primary);
  font-size: 0.875rem;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.page-disclaimer .disc-toc-list a:hover,
.page-disclaimer .disc-toc-list a:focus {
  background: rgba(255, 107, 53, 0.1);
  border-color: rgba(255, 107, 53, 0.35);
  color: var(--color-accent);
}

.page-disclaimer .disc-toc-num {
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ===== 条款卡片 ===== */
.page-disclaimer .disc-stack {
  display: grid;
  gap: 22px;
  margin-top: 36px;
}

.page-disclaimer .disc-section {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-disclaimer .disc-card {
  position: relative;
  border: 1px solid rgba(184, 198, 217, 0.35);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: 0 8px 24px rgba(143, 168, 200, 0.14);
  transition: box-shadow var(--transition);
}

.page-disclaimer .disc-card:hover {
  box-shadow: 0 12px 32px rgba(143, 168, 200, 0.28);
}

.page-disclaimer .disc-card::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 18px;
  bottom: 18px;
  width: 6px;
  border-radius: 999px;
  background: var(--disc-flag-v);
  z-index: 2;
  pointer-events: none;
}

.page-disclaimer .disc-card-summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 20px 22px 30px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .disc-card-summary::-webkit-details-marker,
.page-disclaimer .disc-card-summary::marker {
  content: none;
  display: none;
}

.page-disclaimer .disc-card-summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -4px;
  border-radius: var(--radius-lg);
}

.page-disclaimer .disc-card-index {
  font-family: var(--font-data);
  font-size: 0.9375rem;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.1);
  color: var(--color-accent);
}

.page-disclaimer .disc-card-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-primary-deep);
}

.page-disclaimer .disc-card-toggle {
  margin-left: auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border: 1px solid var(--color-muted);
  border-radius: 50%;
  color: var(--color-primary);
  font-family: var(--font-data);
  font-weight: 700;
  line-height: 1;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}

.page-disclaimer .disc-card-toggle::before {
  content: "+";
}

.page-disclaimer .disc-card[open] .disc-card-toggle {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

.page-disclaimer .disc-card[open] .disc-card-toggle::before {
  content: "−";
}

.page-disclaimer .disc-card-content {
  padding: 0 20px 24px 30px;
  border-top: 1px dashed rgba(184, 198, 217, 0.6);
}

.page-disclaimer .disc-card[open] .disc-card-summary {
  padding-bottom: 18px;
}

.page-disclaimer .disc-card-flag {
  width: 76px;
  height: 6px;
  margin: 20px 0 18px;
  border-radius: 999px;
  background: var(--disc-flag);
}

.page-disclaimer .disc-card-text p {
  margin: 0 0 14px;
  color: var(--disc-text);
  line-height: 1.85;
  font-size: 0.9375rem;
}

.page-disclaimer .disc-card-text ul {
  margin: 0 0 14px;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.page-disclaimer .disc-card-text li {
  color: var(--disc-text-soft);
  line-height: 1.8;
}

.page-disclaimer .disc-card-text li::marker {
  color: var(--color-accent);
}

.page-disclaimer .disc-highlight {
  border-bottom: 3px solid var(--color-accent);
  padding-bottom: 1px;
  font-weight: 600;
  color: var(--color-primary-deep);
}

/* ===== 联系卡 ===== */
.page-disclaimer .disc-section-contact .disc-card {
  background: linear-gradient(135deg, var(--color-surface) 0%, #edf3fa 100%);
}

.page-disclaimer .disc-contact-grid {
  display: grid;
  gap: 12px;
  margin: 18px 0;
}

.page-disclaimer .disc-contact-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid rgba(184, 198, 217, 0.55);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.page-disclaimer .disc-contact-type {
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-disclaimer .disc-contact-value {
  font-family: var(--font-data);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-primary-deep);
  word-break: break-all;
}

.page-disclaimer .disc-section-contact a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.4);
  transition: border-color var(--transition);
}

.page-disclaimer .disc-section-contact a:hover,
.page-disclaimer .disc-section-contact a:focus {
  border-color: var(--color-accent);
}

/* ===== 底部视觉 ===== */
.page-disclaimer .disc-visual {
  padding: 56px 0 88px;
}

.page-disclaimer .disc-visual-frame {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-primary-deep);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .disc-visual-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .disc-visual-frame figcaption {
  padding: 16px 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(90deg, var(--color-primary-deep), #122c4d);
  color: rgba(245, 248, 252, 0.78);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-disclaimer .disc-contact-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .disc-card-text p,
  .page-disclaimer .disc-card-text li {
    font-size: 0.96875rem;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .disc-hero-grid {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: end;
  }

  .page-disclaimer .disc-hero-aside {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-end;
    gap: 18px;
    padding-right: 14px;
  }

  .page-disclaimer .disc-hero-aside-main {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-weight: 300;
    font-size: 1.25rem;
    letter-spacing: 0.42em;
    color: rgba(245, 248, 252, 0.86);
  }

  .page-disclaimer .disc-hero-aside-meta {
    font-family: var(--font-data);
    font-size: 0.8125rem;
    letter-spacing: 0.18em;
    color: rgba(245, 248, 252, 0.55);
  }

  .page-disclaimer .disc-toc {
    justify-content: space-between;
  }

  .page-disclaimer .disc-toc-list {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-hero {
    padding-top: 48px;
    padding-bottom: 76px;
  }

  .page-disclaimer .disc-stack {
    gap: 28px;
  }

  .page-disclaimer .disc-section:nth-of-type(odd) .disc-card {
    margin-right: 8%;
  }

  .page-disclaimer .disc-section:nth-of-type(even) .disc-card {
    margin-left: 8%;
  }

  .page-disclaimer .disc-section-contact .disc-card {
    margin-right: 0;
    margin-left: 0;
  }

  .page-disclaimer .disc-card-summary {
    padding: 26px 28px 26px 38px;
  }

  .page-disclaimer .disc-card-content {
    padding: 0 30px 30px 38px;
  }

  .page-disclaimer .disc-card-title {
    font-size: 1.3rem;
  }

  .page-disclaimer .disc-visual {
    padding-top: 72px;
    padding-bottom: 120px;
  }
}