.page-disclaimer {
  --disclaimer-card-max: 760px;
  position: relative;
  background-color: var(--c-ink);
  color: var(--c-bone);
  isolation: isolate;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(135deg, rgba(245, 183, 0, 0.05) 0 2px, transparent 2px 26px);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .container {
  position: relative;
  z-index: 1;
}

.page-disclaimer .section-kicker {
  color: var(--c-gold);
}

.page-disclaimer .display-title {
  font-family: var(--font-title);
  font-weight: 900;
}

/* 阅读进度条 */
.disclaimer-progress {
  position: sticky;
  top: var(--header-height);
  z-index: 30;
  height: 3px;
}

.disclaimer-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--c-gold), var(--c-gold-light));
  transition: width 0.2s var(--ease-out);
}

/* 首屏 */
.disclaimer-hero {
  padding: clamp(2rem, 5vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  position: relative;
}

.disclaimer-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.disclaimer-hero__content {
  max-width: 640px;
}

.disclaimer-hero .breadcrumb {
  margin-bottom: 1.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--c-slate);
}

.disclaimer-hero .breadcrumb a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

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

.disclaimer-hero__lede {
  margin-top: 1rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--c-slate);
  max-width: 56ch;
}

.disclaimer-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.disclaimer-hero__visual {
  padding: 0.5rem;
  background: var(--c-pitch);
  border: 1px solid rgba(245, 183, 0, 0.35);
  transform: rotate(1deg);
}

.disclaimer-hero__image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

/* 快速定位 */
.disclaimer-index {
  padding: 0.5rem 0;
  background: rgba(11, 22, 18, 0.9);
  border-top: 1px solid rgba(245, 183, 0, 0.18);
  border-bottom: 1px solid rgba(245, 183, 0, 0.18);
}

.disclaimer-index__nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.disclaimer-index__title {
  flex: 0 0 auto;
  margin: 0;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
}

.disclaimer-index__list {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.disclaimer-index__list::-webkit-scrollbar {
  display: none;
}

.disclaimer-index__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  padding: 0.25rem 0;
  color: var(--c-bone);
  text-decoration: none;
  font-size: 0.9rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.disclaimer-index__link:hover {
  color: var(--c-gold-light);
  border-bottom-color: var(--c-gold);
}

.disclaimer-index__num {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--c-gold);
}

/* 条款卡片 */
.disclaimer-body {
  margin-top: clamp(2rem, 5vw, 4rem);
}

.disclaimer-card {
  position: relative;
  width: 100%;
  max-width: var(--disclaimer-card-max);
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--c-pitch);
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.3));
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.disclaimer-card--clip-a {
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.disclaimer-card--clip-b {
  clip-path: polygon(24px 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%, 0 24px);
}

.disclaimer-card--clip-c {
  clip-path: polygon(0 24px, 100% 0, 100% 100%, 0 calc(100% - 24px));
}

.disclaimer-card--clip-d {
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 100%, 24px 100%);
}

.disclaimer-card--shift-left {
  margin-right: auto;
  margin-left: 0;
}

.disclaimer-card--shift-right {
  margin-left: auto;
  margin-right: 0;
}

.disclaimer-card__index {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1;
  color: var(--c-gold);
  margin-bottom: 1rem;
}

.disclaimer-card__title {
  margin: 0 0 1rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  color: var(--c-bone);
}

.disclaimer-card__body {
  color: var(--c-bone);
  font-family: var(--font-body);
}

.disclaimer-card__body .body-copy {
  color: var(--c-bone);
  line-height: 1.7;
}

.disclaimer-card__body .body-copy + .body-copy {
  margin-top: 0.75rem;
}

.disclaimer-card__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.disclaimer-card__list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--c-slate);
  line-height: 1.6;
}

.disclaimer-card__list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 0.3em;
  font-size: 0.7rem;
  color: var(--c-gold);
}

.disclaimer-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

/* 折叠说明 */
.disclaimer-card details {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(245, 183, 0, 0.2);
}

.disclaimer-card summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--c-gold-light);
}

.disclaimer-card summary::-webkit-details-marker {
  display: none;
}

.disclaimer-card summary::after {
  content: "＋";
  color: var(--c-gold);
  font-size: 1.2rem;
  line-height: 1;
  transition: transform 0.2s;
}

.disclaimer-card details[open] summary::after {
  content: "−";
}

.disclaimer-card .detail-body {
  margin-top: 0.75rem;
  color: var(--c-slate);
  font-size: 0.925rem;
  line-height: 1.7;
}

.disclaimer-card .detail-body .disclaimer-card__list {
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .disclaimer-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
  }

  .disclaimer-hero__lede {
    font-size: 1.25rem;
  }

  .disclaimer-card {
    width: calc(66.66% - 2rem);
  }

  .disclaimer-index__list {
    flex-wrap: wrap;
    overflow: visible;
  }
}