.page-disclaimer {
  --usage-grid-line: rgba(74, 215, 209, 0.07);
  --usage-scroll-offset: calc(var(--header-h) + 88px);
  display: block;
  padding-bottom: clamp(40px, 7vw, 80px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  padding: clamp(22px, 4.5vw, 42px) 0 clamp(28px, 5vw, 50px);
  border-bottom: 1px solid var(--line);
  background-image:
    linear-gradient(var(--usage-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--usage-grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}

.page-disclaimer .usage-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--lime) 0%, var(--blue) 42%, transparent 88%);
  opacity: 0.65;
}

.page-disclaimer .usage-hero__inner {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
}

.page-disclaimer .usage-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 7vw, 52px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--white);
}

.page-disclaimer .usage-hero__lede {
  margin: 16px 0 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper);
}

.page-disclaimer .usage-chips {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .usage-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(20, 26, 24, 0.72);
  font-size: 12.5px;
  color: var(--paper);
}

.page-disclaimer .usage-chip__dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--paper);
}

.page-disclaimer .usage-chip__dot--lime {
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(182, 255, 59, 0.14);
}

.page-disclaimer .usage-chip__dot--blue {
  background: var(--blue);
}

.page-disclaimer .usage-chip__dot--orange {
  background: var(--orange);
}

.page-disclaimer .usage-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: 10px 10px 0 -1px rgba(74, 215, 209, 0.16);
}

.page-disclaimer .usage-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 420;
  object-fit: cover;
}

.page-disclaimer .usage-hero__media .media__caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--paper);
  border-top: 1px solid var(--line);
}

/* ---------- 条款索引条 ---------- */
.page-disclaimer .usage-index {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  background: rgba(11, 13, 12, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .usage-index__list {
  list-style: none;
  margin: 0;
  padding: 12px 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-disclaimer .usage-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s ease, color 0.22s ease, background-color 0.22s ease;
}

.page-disclaimer .usage-index__link:hover,
.page-disclaimer .usage-index__link:focus-visible {
  border-color: var(--lime);
  color: var(--white);
  background: rgba(182, 255, 59, 0.09);
}

.page-disclaimer .usage-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--lime);
}

/* ---------- 条款区块 ---------- */
.page-disclaimer .clause {
  display: grid;
  gap: 14px;
  padding: clamp(28px, 4.5vw, 46px) 0;
  border-bottom: 1px dashed var(--line);
  scroll-margin-top: var(--usage-scroll-offset);
}

.page-disclaimer .clause:last-of-type {
  border-bottom: 0;
}

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

.page-disclaimer .clause__no {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--lime);
}

.page-disclaimer .clause__rail::after {
  content: "";
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 6px, transparent 6px 13px);
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-size: clamp(19px, 3vw, 25px);
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-disclaimer .clause__body {
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-disclaimer .clause__body p {
  margin: 0 0 12px;
  max-width: 70ch;
}

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

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

.page-disclaimer .clause__facts {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .clause__fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
}

.page-disclaimer .clause__fact-val {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--white);
}

.page-disclaimer .clause__fact-val--lime {
  color: var(--lime);
}

.page-disclaimer .clause__fact-val--blue {
  color: var(--blue);
}

.page-disclaimer .clause__fact-val--orange {
  color: var(--orange);
}

.page-disclaimer .clause__fact-label {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--paper);
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 22px;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

.page-disclaimer .clause__callout {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--orange);
  border-radius: 0 10px 10px 0;
  background: rgba(255, 90, 31, 0.07);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
}

.page-disclaimer .clause__contact {
  list-style: none;
  margin: 4px 0 16px;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--line);
}

.page-disclaimer .clause__contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 12px 15px;
  background: var(--panel);
}

.page-disclaimer .clause__contact-k {
  min-width: 62px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-disclaimer .clause__contact-v {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 收尾行动带 ---------- */
.page-disclaimer .usage-cta {
  margin-top: clamp(30px, 5vw, 52px);
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(182, 255, 59, 0.09), transparent 56%),
    var(--panel);
  display: grid;
  gap: 18px;
}

.page-disclaimer .usage-cta__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .usage-cta__text {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-disclaimer .usage-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .clause__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-disclaimer .clause {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 42px;
    align-items: start;
  }

  .page-disclaimer .clause__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .page-disclaimer .clause__rail::after {
    width: 100%;
    flex: none;
  }

  .page-disclaimer .usage-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 30px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .usage-hero__media {
    box-shadow: 14px 14px 0 -1px rgba(74, 215, 209, 0.16);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-index__link {
    transition: none;
  }
}
<<<END>>>