.page-disclaimer {
  position: relative;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  padding-top: clamp(18px, 3.5vw, 36px);
}

.page-disclaimer .usage-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: end;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-disclaimer .usage-hero__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 7.4vw, 62px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--chalk);
  margin: 14px 0 0;
}

.page-disclaimer .usage-hero__lede {
  margin: 18px 0 0;
  max-width: 44em;
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-disclaimer .usage-hero__figure {
  margin: 0;
}

.page-disclaimer .usage-hero__media {
  border: 1px solid var(--steel);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-raise);
  aspect-ratio: 14 / 9;
  display: flex;
  flex-direction: column;
}

.page-disclaimer .usage-hero__media .media-frame__media {
  flex: 1 1 auto;
  min-height: 0;
  display: block;
}

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

/* ---------- 条款快捷导航 ---------- */
.page-disclaimer .usage-jump {
  margin-top: clamp(26px, 5vw, 46px);
}

.page-disclaimer .usage-jump__inner {
  border-top: 1px solid var(--steel);
  border-bottom: 1px solid var(--steel);
  padding: 16px 0 20px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .usage-jump__list {
  position: relative;
  display: flex;
  gap: clamp(18px, 3.8vw, 44px);
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: max-content;
}

.page-disclaimer .usage-jump__list::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 5px;
  height: 1px;
  background: linear-gradient(90deg, var(--steel) 0%, rgba(27, 44, 72, 0.25) 100%);
}

.page-disclaimer .usage-jump__item {
  position: relative;
  padding-top: 24px;
}

.page-disclaimer .usage-jump__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  box-sizing: border-box;
  border: 2px solid var(--steel);
  border-radius: 50%;
  background: var(--ink-void);
  transition: border-color 240ms var(--ease), background-color 240ms var(--ease);
}

.page-disclaimer .usage-jump__item:hover::before,
.page-disclaimer .usage-jump__item:focus-within::before {
  border-color: var(--compete);
  background: var(--compete);
}

.page-disclaimer .usage-jump__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 240ms var(--ease);
}

.page-disclaimer .usage-jump__link:hover,
.page-disclaimer .usage-jump__link:focus-visible {
  color: var(--chalk);
}

.page-disclaimer .usage-jump__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--compete);
}

/* ---------- 条款长卡 ---------- */
.page-disclaimer .usage-clauses {
  padding-top: clamp(34px, 6vw, 64px);
}

.page-disclaimer .usage-clauses__head {
  max-width: 42em;
  margin-bottom: clamp(20px, 3.4vw, 32px);
}

.page-disclaimer .usage-clauses__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--chalk);
  margin: 12px 0 0;
}

.page-disclaimer .usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .usage-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 22px 20px 24px;
  background: var(--ink-raise);
  border: 1px solid var(--steel);
  border-left: 3px solid var(--compete);
  border-radius: var(--radius-m);
  scroll-margin-top: 96px;
  transition:
    transform 300ms var(--ease),
    background-color 300ms var(--ease),
    border-color 300ms var(--ease);
}

.page-disclaimer .usage-card:nth-child(even) {
  border-left-color: var(--turf);
}

.page-disclaimer .usage-card:hover {
  transform: translateX(4px);
  background: #16243b;
  border-color: #24395a;
}

.page-disclaimer .usage-card:target {
  border-left-color: var(--warm);
}

.page-disclaimer .usage-card__num {
  font-family: var(--font-display);
  font-size: clamp(38px, 8vw, 54px);
  line-height: 0.88;
  letter-spacing: -0.02em;
  color: var(--compete);
}

.page-disclaimer .usage-card:nth-child(even) .usage-card__num {
  color: var(--turf);
}

.page-disclaimer .usage-card__body {
  min-width: 0;
}

.page-disclaimer .usage-card__title {
  font-family: var(--font-body);
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--chalk);
  margin: 0 0 10px;
}

.page-disclaimer .usage-card p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-disclaimer .usage-card__points {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .usage-card__points li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .usage-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--compete);
  opacity: 0.85;
}

.page-disclaimer .usage-card:nth-child(even) .usage-card__points li::before {
  background: var(--turf);
}

/* ---------- 反馈区 ---------- */
.page-disclaimer .usage-contact {
  margin-top: clamp(32px, 6vw, 56px);
  padding: clamp(24px, 4.4vw, 40px);
  border: 1px solid var(--steel);
  border-radius: var(--radius-l);
  background:
    linear-gradient(135deg, rgba(255, 106, 26, 0.1) 0%, rgba(10, 18, 32, 0) 62%),
    var(--ink-raise);
}

.page-disclaimer .usage-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 36px);
}

.page-disclaimer .usage-contact__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--chalk);
  margin: 12px 0 10px;
}

.page-disclaimer .usage-contact__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .usage-contact__action {
  min-width: 0;
}

.page-disclaimer .copy-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .copy-mail__text {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  color: var(--chalk);
  overflow-wrap: anywhere;
}

.page-disclaimer .usage-contact__copy {
  flex: 0 0 auto;
}

.page-disclaimer .copy-status {
  min-height: 18px;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--turf);
}

.page-disclaimer .usage-contact__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 16px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--steel);
}

.page-disclaimer .usage-link {
  display: inline-block;
  font-size: 14px;
  line-height: 1.5;
  color: var(--warm);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 240ms var(--ease), border-color 240ms var(--ease);
}

.page-disclaimer .usage-link:hover,
.page-disclaimer .usage-link:focus-visible {
  color: var(--compete);
  border-bottom-color: var(--compete);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .usage-card {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    padding: 26px 30px 28px;
  }

  .page-disclaimer .usage-card__num {
    padding-top: 2px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-disclaimer .usage-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: center;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .usage-jump__list {
    justify-content: space-between;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-card,
  .page-disclaimer .usage-jump__item::before,
  .page-disclaimer .usage-link {
    transition: none;
  }

  .page-disclaimer .usage-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>