.page-disclaimer {
  background-color: var(--deep-900);
  background-image:
    radial-gradient(circle at 80% 4%, rgba(33, 230, 193, .10), transparent 44%),
    radial-gradient(circle at 8% 26%, rgba(255, 106, 43, .07), transparent 40%);
  color: var(--silver);
}

.page-disclaimer .usage-crumbs {
  padding-top: 26px;
  margin-bottom: 36px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  display: grid;
  gap: 26px;
  padding-bottom: 46px;
}

.page-disclaimer .usage-hero__title {
  margin: 12px 0 0;
  font-size: clamp(30px, 6vw, 58px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--porcelain);
  max-width: 20em;
}

.page-disclaimer .usage-hero__lead {
  margin: 20px 0 0;
  color: var(--silver);
}

.page-disclaimer .usage-hero__facts {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--line-faint);
}

.page-disclaimer .usage-fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 16px 20px;
  background: var(--deep-700);
}

.page-disclaimer .usage-fact dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-disclaimer .usage-fact__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 600;
  color: var(--cyan-400);
}

/* ---------- 抽象横幅 ---------- */
.page-disclaimer .usage-banner {
  position: relative;
  margin: 0 0 56px;
  border: 1px solid var(--line-faint);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(155deg, var(--deep-700) 0%, var(--deep-900) 72%);
  aspect-ratio: 3 / 2;
}

.page-disclaimer .usage-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .7;
}

.page-disclaimer .usage-banner figcaption {
  position: absolute;
  left: 20px;
  bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-100);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .usage-jump__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-jump__link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 16px;
  border: 1px solid var(--outline-silver);
  border-radius: var(--radius-pill);
  color: var(--silver);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .18s var(--ease), background .2s var(--ease), color .18s var(--ease);
}

.page-disclaimer .usage-jump__link:hover,
.page-disclaimer .usage-jump__link:focus-visible {
  border-color: var(--cyan-400);
  background: rgba(33, 230, 193, .09);
  color: var(--porcelain);
}

.page-disclaimer .usage-jump__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .usage-clauses__list {
  margin-top: 36px;
}

.page-disclaimer .clause {
  display: grid;
  gap: 16px;
  padding: 32px 0;
  border-top: 1px solid var(--line-faint);
  scroll-margin-top: 110px;
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--line-faint);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-disclaimer .clause__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--porcelain);
}

.page-disclaimer .clause__body {
  display: grid;
  gap: 14px;
  max-width: 38em;
}

.page-disclaimer .clause__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
}

.page-disclaimer .clause__body a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--porcelain);
  border-bottom-color: var(--lava-500);
}

/* 状态胶囊 */
.page-disclaimer .clause__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  border: 1px solid var(--outline-silver);
  border-radius: var(--radius-pill);
  color: var(--cyan-100);
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: default;
  transition: border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .clause__pill:hover,
.page-disclaimer .clause__pill:focus-visible {
  outline: none;
  border-color: var(--lava-500);
  background: rgba(255, 106, 43, .14);
  color: var(--porcelain);
}

.page-disclaimer .clause__pill::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 6;
  width: max-content;
  max-width: min(280px, 68vw);
  padding: 10px 14px;
  border: 1px solid var(--line-blue);
  border-radius: 14px;
  background: var(--deep-700);
  color: var(--porcelain);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}

.page-disclaimer .clause__pill:hover::after,
.page-disclaimer .clause__pill:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 反馈邮箱动作行 */
.page-disclaimer .clause__action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: rgba(14, 39, 69, .55);
}

.page-disclaimer .clause__mail {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--porcelain);
  overflow-wrap: anywhere;
}

/* ---------- 底部收口 ---------- */
.page-disclaimer .usage-close {
  position: relative;
  margin-top: 72px;
  padding: 56px 0 64px;
  border-top: 1px solid var(--line-soft);
  background: var(--night);
  overflow: hidden;
  scroll-margin-top: 100px;
}

.page-disclaimer .usage-close::before {
  content: "";
  position: absolute;
  top: -180px;
  right: 8%;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(33, 230, 193, .16), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .usage-close__grid {
  position: relative;
  display: grid;
  gap: 34px;
}

.page-disclaimer .usage-close__title {
  margin: 12px 0 0;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 300;
  line-height: 1.2;
  color: var(--porcelain);
}

.page-disclaimer .usage-close__text {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
  max-width: 34em;
}

.page-disclaimer .usage-close__text a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, .35);
}

.page-disclaimer .usage-close__text a:hover,
.page-disclaimer .usage-close__text a:focus-visible {
  color: var(--porcelain);
  border-bottom-color: var(--lava-500);
}

.page-disclaimer .usage-close__contacts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--line-soft);
}

.page-disclaimer .usage-close__line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 16px 20px;
  background: var(--deep-900);
}

.page-disclaimer .usage-close__line--filing {
  background: var(--deep-700);
}

.page-disclaimer .usage-close__label {
  flex: 0 0 auto;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-disclaimer .usage-close__value {
  flex: 1 1 auto;
  font-size: 15px;
  color: var(--porcelain);
  overflow-wrap: anywhere;
}

.page-disclaimer .usage-close__value--mono {
  font-family: var(--font-mono);
  color: var(--cyan-100);
}

/* ---------- 桌面端网格 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 24px 48px;
    align-items: end;
    padding-bottom: 60px;
  }

  .page-disclaimer .usage-hero__facts {
    align-self: end;
  }

  .page-disclaimer .usage-banner {
    aspect-ratio: 16 / 9;
    max-height: 460px;
    margin-bottom: 72px;
  }

  .page-disclaimer .clause {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 24px 56px;
    align-items: start;
    padding: 46px 0;
  }

  .page-disclaimer .clause__head {
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    text-align: right;
  }

  .page-disclaimer .clause__title {
    font-size: 21px;
  }

  .page-disclaimer .usage-close {
    padding: 72px 0 80px;
  }

  .page-disclaimer .usage-close__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px 64px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__pill,
  .page-disclaimer .clause__pill::after,
  .page-disclaimer .usage-jump__link {
    transition: none;
  }
}

.page-disclaimer {
  background-color: var(--deep-900);
  background-image:
    radial-gradient(circle at 80% 4%, rgba(33, 230, 193, .10), transparent 44%),
    radial-gradient(circle at 8% 26%, rgba(255, 106, 43, .07), transparent 40%);
  color: var(--silver);
}

.page-disclaimer .usage-crumbs {
  padding-top: 26px;
  margin-bottom: 36px;
}

.page-disclaimer .usage-hero {
  display: grid;
  gap: 26px;
  padding-bottom: 46px;
}

.page-disclaimer .usage-hero__title {
  margin: 12px 0 0;
  font-size: clamp(30px, 6vw, 58px);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--porcelain);
  max-width: 20em;
}

.page-disclaimer .usage-hero__lead {
  margin: 20px 0 0;
  color: var(--silver);
}

.page-disclaimer .usage-hero__facts {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--line-faint);
}

.page-disclaimer .usage-fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 16px 20px;
  background: var(--deep-700);
}

.page-disclaimer .usage-fact dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-disclaimer .usage-fact__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 600;
  color: var(--cyan-400);
}

.page-disclaimer .usage-banner {
  position: relative;
  margin: 0 0 56px;
  border: 1px solid var(--line-faint);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(155deg, var(--deep-700) 0%, var(--deep-900) 72%);
  aspect-ratio: 3 / 2;
}

.page-disclaimer .usage-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .7;
}

.page-disclaimer .usage-banner figcaption {
  position: absolute;
  left: 20px;
  bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-100);
}

.page-disclaimer .usage-jump__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-jump__link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 16px;
  border: 1px solid var(--outline-silver);
  border-radius: var(--radius-pill);
  color: var(--silver);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .18s var(--ease), background .2s var(--ease), color .18s var(--ease);
}

.page-disclaimer .usage-jump__link:hover,
.page-disclaimer .usage-jump__link:focus-visible {
  border-color: var(--cyan-400);
  background: rgba(33, 230, 193, .09);
  color: var(--porcelain);
}

.page-disclaimer .usage-jump__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-disclaimer .usage-clauses__list {
  margin-top: 36px;
}

.page-disclaimer .clause {
  display: grid;
  gap: 16px;
  padding: 32px 0;
  border-top: 1px solid var(--line-faint);
  scroll-margin-top: 110px;
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--line-faint);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-disclaimer .clause__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--porcelain);
}

.page-disclaimer .clause__body {
  display: grid;
  gap: 14px;
  max-width: 38em;
}

.page-disclaimer .clause__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
}

.page-disclaimer .clause__body a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--porcelain);
  border-bottom-color: var(--lava-500);
}

.page-disclaimer .clause__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  border: 1px solid var(--outline-silver);
  border-radius: var(--radius-pill);
  color: var(--cyan-100);
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: default;
  transition: border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .clause__pill:hover,
.page-disclaimer .clause__pill:focus-visible {
  outline: none;
  border-color: var(--lava-500);
  background: rgba(255, 106, 43, .14);
  color: var(--porcelain);
}

.page-disclaimer .clause__pill::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 6;
  width: max-content;
  max-width: min(280px, 68vw);
  padding: 10px 14px;
  border: 1px solid var(--line-blue);
  border-radius: 14px;
  background: var(--deep-700);
  color: var(--porcelain);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}

.page-disclaimer .clause__pill:hover::after,
.page-disclaimer .clause__pill:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .clause__action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  padding: 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-card);
  background: rgba(14, 39, 69, .55);
}

.page-disclaimer .clause__mail {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--porcelain);
  overflow-wrap: anywhere;
}

.page-disclaimer .usage-close {
  position: relative;
  margin-top: 72px;
  padding: 56px 0 64px;
  border-top: 1px solid var(--line-soft);
  background: var(--night);
  overflow: hidden;
  scroll-margin-top: 100px;
}

.page-disclaimer .usage-close::before {
  content: "";
  position: absolute;
  top: -180px;
  right: 8%;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(33, 230, 193, .16), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .usage-close__grid {
  position: relative;
  display: grid;
  gap: 34px;
}

.page-disclaimer .usage-close__title {
  margin: 12px 0 0;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 300;
  line-height: 1.2;
  color: var(--porcelain);
}

.page-disclaimer .usage-close__text {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--silver);
  max-width: 34em;
}

.page-disclaimer .usage-close__text a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 193, .35);
}

.page-disclaimer .usage-close__text a:hover,
.page-disclaimer .usage-close__text a:focus-visible {
  color: var(--porcelain);
  border-bottom-color: var(--lava-500);
}

.page-disclaimer .usage-close__contacts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--line-soft);
}

.page-disclaimer .usage-close__line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 16px 20px;
  background: var(--deep-900);
}

.page-disclaimer .usage-close__line--filing {
  background: var(--deep-700);
}

.page-disclaimer .usage-close__label {
  flex: 0 0 auto;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-disclaimer .usage-close__value {
  flex: 1 1 auto;
  font-size: 15px;
  color: var(--porcelain);
  overflow-wrap: anywhere;
}

.page-disclaimer .usage-close__value--mono {
  font-family: var(--font-mono);
  color: var(--cyan-100);
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 24px 48px;
    align-items: end;
    padding-bottom: 60px;
  }

  .page-disclaimer .usage-hero__facts {
    align-self: end;
  }

  .page-disclaimer .usage-banner {
    aspect-ratio: 16 / 9;
    max-height: 460px;
    margin-bottom: 72px;
  }

  .page-disclaimer .clause {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 24px 56px;
    align-items: start;
    padding: 46px 0;
  }

  .page-disclaimer .clause__head {
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    text-align: right;
  }

  .page-disclaimer .clause__title {
    font-size: 21px;
  }

  .page-disclaimer .usage-close {
    padding: 72px 0 80px;
  }

  .page-disclaimer .usage-close__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px 64px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__pill,
  .page-disclaimer .clause__pill::after,
  .page-disclaimer .usage-jump__link {
    transition: none;
  }
}