.page-disclaimer {
  --disclaimer-sidebar-width: 280px;
  --disclaimer-gap: var(--gap-xl);
  --disclaimer-panel-padding: var(--gap-lg);
  --disclaimer-clip-size: 12px;
  --disclaimer-number-size: 2.2rem;
  display: block;
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--gap-lg) var(--gap-md) var(--gap-xl);
  color: var(--clr-text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: var(--gap-md);
  font-size: 0.85rem;
  font-family: var(--font-caption);
  color: var(--clr-text-secondary);
}
.page-disclaimer .breadcrumb a {
  color: var(--clr-accent1);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--clr-accent2);
  outline: none;
  text-decoration: underline;
}
.page-disclaimer .breadcrumb__sep {
  color: var(--clr-border);
  user-select: none;
}
.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--clr-text-primary);
  font-weight: 500;
}

/* 页头区 */
.page-disclaimer .disclaimer__header {
  margin-bottom: var(--gap-lg);
}
.page-disclaimer .disclaimer__title {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  color: var(--clr-text-primary);
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
  position: relative;
  display: inline-block;
}
.page-disclaimer .disclaimer__title::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent2), transparent);
  border-radius: 2px;
}
.page-disclaimer .disclaimer__subtitle {
  font-size: 1rem;
  color: var(--clr-text-secondary);
  max-width: 720px;
  margin: 0.8rem 0 0;
  font-family: var(--font-caption);
  font-weight: 300;
  line-height: 1.6;
}

/* 英雄横幅 */
.page-disclaimer .disclaimer__hero {
  margin: 0 0 var(--gap-xl);
  border-radius: var(--radius-md);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--disclaimer-clip-size)), calc(100% - var(--disclaimer-clip-size)) 100%, 0 100%);
  background: var(--clr-bg-dark);
  line-height: 0;
}
.page-disclaimer .disclaimer__hero-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

/* 主布局 */
.page-disclaimer .disclaimer__layout {
  display: flex;
  flex-direction: column;
  gap: var(--gap-xl);
}

.page-disclaimer .disclaimer__main {
  flex: 1;
  min-width: 0;
}

/* 侧栏 */
.page-disclaimer .disclaimer__sidebar {
  flex-shrink: 0;
  width: 100%;
}

.page-disclaimer .sidebar__inner {
  position: relative;
  background: var(--clr-surface);
  border-radius: var(--radius-sm);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--disclaimer-clip-size)), calc(100% - var(--disclaimer-clip-size)) 100%, 0 100%);
  padding: var(--gap-lg);
  border-left: 3px solid var(--clr-accent2);
}

.page-disclaimer .sidebar__title {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-accent2);
  margin: 0 0 var(--gap-md);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.page-disclaimer .sidebar__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-disclaimer .sidebar__list-item {
  margin: 0;
  padding: 0;
}

.page-disclaimer .sidebar__link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.6rem;
  color: var(--clr-text-secondary);
  text-decoration: none;
  font-family: var(--font-data);
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.page-disclaimer .sidebar__link:hover,
.page-disclaimer .sidebar__link:focus-visible {
  background: rgba(57, 255, 20, 0.08);
  color: var(--clr-text-primary);
  outline: none;
}

.page-disclaimer .sidebar__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--clr-primary);
  color: var(--clr-accent2);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.page-disclaimer .sidebar__related {
  margin-top: var(--gap-lg);
  padding-top: var(--gap-md);
  border-top: 1px solid var(--clr-border);
}

.page-disclaimer .sidebar__related-title {
  font-family: var(--font-caption);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clr-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 0.5rem;
}

.page-disclaimer .sidebar__related-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-disclaimer .sidebar__related-link {
  display: inline-block;
  padding: 0.3rem 0.6rem;
  color: var(--clr-accent1);
  text-decoration: none;
  font-family: var(--font-data);
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.page-disclaimer .sidebar__related-link:hover,
.page-disclaimer .sidebar__related-link:focus-visible {
  background: rgba(255, 107, 53, 0.1);
  color: var(--clr-accent2);
  outline: none;
}

/* 章节 */
.page-disclaimer .clause-section {
  margin-bottom: var(--gap-xl);
}

.page-disclaimer .clause-section__title {
  font-family: var(--font-headline);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--clr-text-primary);
  margin: 0 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.page-disclaimer .clause-section__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--clr-accent2);
  color: var(--clr-primary);
  font-family: var(--font-data);
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.25);
}

.page-disclaimer .clause-section__lead {
  font-size: 0.95rem;
  color: var(--clr-text-secondary);
  margin: 0 0 var(--gap-lg);
  max-width: 680px;
  font-family: var(--font-caption);
  font-weight: 300;
  padding-left: calc(2rem + 0.6rem);
}

/* 条款列表 */
.page-disclaimer .clauses-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
}

/* 单个条款 */
.page-disclaimer .clause {
  background: var(--clr-surface);
  border-radius: var(--radius-sm);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--disclaimer-clip-size)),
    calc(100% - var(--disclaimer-clip-size)) 100%,
    0 100%
  );
  border-left: 3px solid transparent;
  transition: border-color var(--transition-base), background var(--transition-base);
  overflow: hidden;
}

.page-disclaimer .clause[open] {
  border-left-color: var(--clr-accent2);
}

.page-disclaimer .clauses-list .clause:nth-child(odd) {
  background: var(--clr-surface);
}

.page-disclaimer .clauses-list .clause:nth-child(even) {
  background: var(--clr-bg-light);
}

.page-disclaimer .clause__summary {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: var(--disclaimer-panel-padding);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background var(--transition-fast);
}

.page-disclaimer .clause__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__summary:hover {
  background: rgba(57, 255, 20, 0.03);
}

.page-disclaimer .clause__summary:focus-visible {
  outline: 2px solid var(--clr-accent2);
  outline-offset: -2px;
  border-radius: var(--radius-sm);
}

.page-disclaimer .circle-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--disclaimer-number-size);
  height: var(--disclaimer-number-size);
  border-radius: 50%;
  background: var(--clr-primary);
  color: var(--clr-accent2);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(57, 255, 20, 0.15);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.page-disclaimer .clause[open] .circle-number {
  transform: scale(1.05);
  box-shadow: 0 0 16px rgba(57, 255, 20, 0.35);
}

.page-disclaimer .clause__title {
  font-family: var(--font-headline);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--clr-text-primary);
  flex: 1;
}

.page-disclaimer .clause__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  position: relative;
}

.page-disclaimer .clause__arrow::before,
.page-disclaimer .clause__arrow::after {
  content: '';
  position: absolute;
  background: var(--clr-text-secondary);
  border-radius: 1px;
  transition: background var(--transition-fast), transform var(--transition-base);
}

.page-disclaimer .clause__arrow::before {
  width: 2px;
  height: 100%;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.page-disclaimer .clause__arrow::after {
  width: 100%;
  height: 2px;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.page-disclaimer .clause[open] .clause__arrow {
  transform: rotate(45deg);
}

.page-disclaimer .clause[open] .clause__arrow::before,
.page-disclaimer .clause[open] .clause__arrow::after {
  background: var(--clr-accent2);
}

.page-disclaimer .clause__body {
  padding: 0 var(--disclaimer-panel-padding) var(--disclaimer-panel-padding);
  padding-left: calc(var(--disclaimer-panel-padding) + var(--disclaimer-number-size) + 0.8rem);
  animation: clauseFadeIn 0.3s ease;
}

@keyframes clauseFadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-disclaimer .clause__body p {
  margin: 0 0 0.6rem;
  color: var(--clr-text-primary);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

.page-disclaimer .clause__icon-figure {
  margin: var(--gap-md) 0 0;
  line-height: 0;
}

.page-disclaimer .clause__icon {
  width: 64px;
  height: auto;
  max-width: 100%;
  opacity: 0.85;
  border-radius: var(--radius-sm);
}

/* 联系列表 */
.page-disclaimer .contact-list {
  list-style: none;
  margin: 0 0 var(--gap-sm);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-disclaimer .contact-list__item {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.page-disclaimer .contact-list__label {
  font-family: var(--font-caption);
  font-weight: 500;
  color: var(--clr-text-secondary);
  font-size: 0.9rem;
}

.page-disclaimer .contact-list__value {
  font-family: var(--font-data);
  color: var(--clr-accent2);
  font-size: 0.9rem;
  word-break: break-all;
}

.page-disclaimer .contact-list__value a {
  color: var(--clr-accent2);
  text-decoration: none;
  transition: color var(--transition-fast), text-decoration var(--transition-fast);
}

.page-disclaimer .contact-list__value a:hover,
.page-disclaimer .contact-list__value a:focus-visible {
  color: var(--clr-accent1);
  text-decoration: underline;
  outline: none;
}

.page-disclaimer .contact-note {
  font-size: 0.8rem;
  color: var(--clr-text-secondary);
  font-family: var(--font-caption);
  font-style: italic;
  margin: 0.4rem 0 0;
}

/* ===== 响应式 ===== */
/* 移动端优先：单列布局，侧栏在底部 */
@media (max-width: 767px) {
  .page-disclaimer {
    padding: var(--gap-md) var(--gap-sm) var(--gap-xl);
  }

  .page-disclaimer .disclaimer__title::after {
    width: 80%;
  }

  .page-disclaimer .clause-section__lead {
    padding-left: 0;
  }

  .page-disclaimer .clause__body {
    padding-left: var(--disclaimer-panel-padding);
  }

  .page-disclaimer .sidebar__inner {
    border-left-width: 2px;
    padding: var(--gap-md);
  }

  .page-disclaimer .sidebar__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.15rem;
  }

  .page-disclaimer .sidebar__link {
    padding: 0.35rem 0.4rem;
    font-size: 0.8rem;
  }

  .page-disclaimer .sidebar__related-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.2rem;
  }

  .page-disclaimer .clause__summary {
    padding: var(--gap-md);
  }

  .page-disclaimer .clause__body {
    padding: 0 var(--gap-md) var(--gap-md);
  }

  .page-disclaimer .disclaimer__hero {
    margin-bottom: var(--gap-lg);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  }

  .page-disclaimer .disclaimer__layout {
    gap: var(--gap-lg);
  }

  .page-disclaimer .clause-section {
    margin-bottom: var(--gap-lg);
  }
}

/* 平板及以上 */
@media (min-width: 768px) {
  .page-disclaimer .sidebar__list {
    gap: 0.2rem;
  }

  .page-disclaimer .sidebar__link {
    font-size: 0.82rem;
    padding: 0.4rem 0.5rem;
  }
}

/* 桌面端：两列布局 */
@media (min-width: 1024px) {
  .page-disclaimer .disclaimer__layout {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-disclaimer .disclaimer__main {
    flex: 1;
    min-width: 0;
    max-width: calc(100% - var(--disclaimer-sidebar-width) - var(--disclaimer-gap));
  }

  .page-disclaimer .disclaimer__sidebar {
    width: var(--disclaimer-sidebar-width);
    position: sticky;
    top: calc(var(--header-height) + var(--gap-lg));
  }

  .page-disclaimer .sidebar__inner {
    max-height: calc(100vh - var(--header-height) - var(--gap-xl) * 2);
    overflow-y: auto;
  }

  .page-disclaimer .sidebar__inner::-webkit-scrollbar {
    width: 3px;
  }

  .page-disclaimer .sidebar__inner::-webkit-scrollbar-track {
    background: var(--clr-bg-dark);
  }

  .page-disclaimer .sidebar__inner::-webkit-scrollbar-thumb {
    background: var(--clr-accent2);
    border-radius: 2px;
  }

  .page-disclaimer .sidebar__list {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
  }

  .page-disclaimer .clause-section__lead {
    padding-left: calc(2rem + 0.6rem);
  }

  .page-disclaimer .clause__body {
    padding-left: calc(var(--disclaimer-panel-padding) + var(--disclaimer-number-size) + 0.8rem);
  }
}

/* 大桌面端微调 */
@media (min-width: 1400px) {
  .page-disclaimer {
    padding: var(--gap-xl) var(--gap-lg);
  }

  .page-disclaimer .disclaimer__sidebar {
    width: 300px;
  }

  .page-disclaimer .disclaimer__main {
    max-width: calc(100% - 300px - var(--disclaimer-gap));
  }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__body {
    animation: none;
  }
  .page-disclaimer .clause__arrow {
    transition: none;
  }
  .page-disclaimer .circle-number {
    transition: none;
  }
  .page-disclaimer .clause {
    transition: none;
  }
  .page-disclaimer .clause__summary {
    transition: none;
  }
  .page-disclaimer .sidebar__link {
    transition: none;
  }
  .page-disclaimer .sidebar__related-link {
    transition: none;
  }
}