.page-disclaimer {
  --clause-line: rgba(140, 147, 184, 0.18);
  position: relative;
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-disclaimer .breadcrumb {
  margin-top: clamp(14px, 3vw, 26px);
  margin-bottom: clamp(16px, 3vw, 28px);
}

.page-disclaimer .breadcrumb__link {
  color: var(--star);
  text-decoration: none;
  transition: color 160ms ease;
}

.page-disclaimer .breadcrumb__link:hover,
.page-disclaimer .breadcrumb__link:focus-visible {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(26px, 4.5vw, 48px);
  border-bottom: var(--edge);
  position: relative;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: auto 0 -2px auto;
  width: min(42%, 320px);
  height: 6px;
  background: linear-gradient(90deg, transparent, var(--orange));
}

.page-disclaimer .terms-hero .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.6vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--fog);
}

.page-disclaimer .lede {
  margin: 0 0 20px;
  max-width: 36em;
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.85;
  color: var(--fog);
  opacity: 0.82;
}

.page-disclaimer .terms-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--star);
}

.page-disclaimer .terms-meta span {
  position: relative;
  padding-left: 12px;
}

.page-disclaimer .terms-meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  transform: translateY(-50%);
}

.page-disclaimer .terms-hero__media {
  margin: 0;
  box-shadow: var(--hard);
  align-self: end;
}

.page-disclaimer .media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 三条速览 ---------- */
.page-disclaimer .terms-keypoints {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(24px, 4vw, 40px);
  border: var(--edge);
  background: linear-gradient(150deg, rgba(36, 27, 77, 0.9), rgba(12, 21, 51, 0.95));
  box-shadow: var(--hard);
  border-radius: var(--radius);
}

.page-disclaimer .terms-keypoints__item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 20px;
}

.page-disclaimer .terms-keypoints__item + .terms-keypoints__item {
  border-top: 1px solid var(--clause-line);
}

.page-disclaimer .terms-keypoints__num {
  flex: none;
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-disclaimer .terms-keypoints__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .terms-body {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  margin-top: clamp(32px, 5vw, 64px);
}

/* ---------- 目录 ---------- */
.page-disclaimer .clause-nav {
  border: var(--edge);
  border-radius: var(--radius);
  background: var(--deep);
  padding: 16px 14px;
}

.page-disclaimer .clause-nav__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--star);
}

.page-disclaimer .clause-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .clause-nav__list li {
  flex: none;
}

.page-disclaimer .clause-nav__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  color: var(--fog);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-disclaimer .clause-nav__link:hover,
.page-disclaimer .clause-nav__link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(56, 242, 208, 0.07);
}

.page-disclaimer .clause-nav__index {
  font-size: 11px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.06em;
}

/* ---------- 条款卡片 ---------- */
.page-disclaimer .clause {
  position: relative;
  border: var(--edge);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(36, 27, 77, 0.82), rgba(12, 21, 51, 0.94));
  box-shadow: var(--hard);
  padding: clamp(20px, 3.4vw, 36px);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause + .clause {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--clause-line);
}

.page-disclaimer .clause__num {
  flex: none;
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(56, 242, 208, 0.26);
}

.page-disclaimer .clause h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-disclaimer .clause p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(242, 244, 255, 0.88);
}

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

.page-disclaimer .clause a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .clause a:hover,
.page-disclaimer .clause a:focus-visible {
  color: var(--orange);
}

/* 条目列表 */
.page-disclaimer .rulelist {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 68ch;
}

.page-disclaimer .rulelist li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(242, 244, 255, 0.86);
}

.page-disclaimer .rulelist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 11px;
  height: 2px;
  background: var(--cyan);
}

/* 关键提示 */
.page-disclaimer .clause__flag {
  border-left: 4px solid var(--warn);
  background: rgba(255, 200, 87, 0.07);
  padding: 12px 16px;
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fog);
}

.page-disclaimer .clause__flag strong {
  color: var(--warn);
  font-weight: 700;
}

/* 折叠补充 */
.page-disclaimer .clause details {
  margin-top: 16px;
  border: 1px solid var(--haze);
  border-radius: var(--radius);
  background: rgba(7, 11, 26, 0.55);
}

.page-disclaimer .clause summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
  list-style: none;
}

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

.page-disclaimer .clause summary::after {
  content: "+";
  font-size: 16px;
  color: var(--orange);
}

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

.page-disclaimer .clause details p {
  margin: 0;
  padding: 0 16px 14px;
  font-size: 15px;
  color: var(--star);
}

/* 联系条目 */
.page-disclaimer .contact-points {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .contact-points li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--clause-line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--fog);
}

.page-disclaimer .contact-points li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .contact-points .mono {
  flex: none;
  min-width: 42px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--orange);
}

/* 回到顶部 */
.page-disclaimer .to-top {
  position: fixed;
  right: clamp(12px, 3vw, 28px);
  bottom: clamp(12px, 3vw, 28px);
  z-index: 6;
  padding: 10px 14px;
  border: var(--edge);
  border-radius: var(--radius);
  background: rgba(7, 11, 26, 0.92);
  color: var(--fog);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 780px) {
  .page-disclaimer .terms-keypoints {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .terms-keypoints__item + .terms-keypoints__item {
    border-top: 0;
    border-left: 1px solid var(--clause-line);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .terms-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .terms-body {
    grid-template-columns: minmax(0, 236px) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .clause-nav {
    position: sticky;
    top: 92px;
    padding: 20px 16px;
  }

  .page-disclaimer .clause-nav__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-disclaimer .clause-nav__link {
    white-space: normal;
    font-size: 13.5px;
    padding: 9px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-nav__link,
  .page-disclaimer .to-top,
  .page-disclaimer .breadcrumb__link {
    transition: none;
  }
}