.page-disclaimer {
  --pd-line: rgba(15, 20, 24, 0.13);
  --pd-line-strong: rgba(15, 20, 24, 0.24);
  --pd-body-width: 34em;
  background: var(--ivory);
  color: var(--black);
  font-family: var(--font-body);
}

.page-disclaimer .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(40px, 6vw, 76px);
}

.page-disclaimer .legal-hero .breadcrumb {
  margin-bottom: clamp(18px, 2.8vw, 30px);
}

.page-disclaimer .legal-hero__frame {
  position: relative;
  border: 1px solid var(--pd-line);
  background: var(--ivory);
  padding: clamp(24px, 4.4vw, 52px) clamp(20px, 4vw, 56px);
}

.page-disclaimer .legal-hero__frame::before {
  content: "";
  position: absolute;
  top: -1px;
  inset-inline-start: -1px;
  width: clamp(48px, 10vw, 92px);
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .legal-hero__frame::after {
  content: "";
  position: absolute;
  inset-inline-end: -1px;
  bottom: -1px;
  width: clamp(28px, 6vw, 56px);
  height: 2px;
  background: var(--amber);
}

.page-disclaimer .legal-hero__frame .display {
  margin: 0.28em 0 0.42em;
  letter-spacing: -0.02em;
  line-height: 1.06;
}

.page-disclaimer .legal-hero__frame .lede {
  margin: 0;
  max-width: 36em;
  color: var(--black);
}

.page-disclaimer .legal-hero__note {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-disclaimer .legal-hero__figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--pd-line);
  box-shadow: var(--shadow-1);
}

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

/* ---------- 摘要卡 ---------- */
.page-disclaimer .legal-summary {
  background: var(--ink);
  color: var(--ivory);
  padding-block: clamp(40px, 6.5vw, 84px);
}

.page-disclaimer .legal-summary .kicker {
  color: var(--cyan);
}

.page-disclaimer .legal-summary__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-disclaimer .legal-summary__head {
  max-width: 22em;
}

.page-disclaimer .legal-summary__title {
  margin: 0.4em 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 2.4vw, 1.95rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
  color: var(--ivory);
}

.page-disclaimer .legal-summary__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .legal-summary__list li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding-block: clamp(14px, 2.2vw, 20px);
  border-top: 1px solid rgba(248, 246, 241, 0.18);
}

.page-disclaimer .legal-summary__list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .legal-summary__list li:last-child {
  padding-bottom: 0;
}

.page-disclaimer .legal-summary__n {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.page-disclaimer .legal-summary__list p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: rgba(248, 246, 241, 0.86);
}

.page-disclaimer .legal-summary__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin-top: clamp(24px, 3.6vw, 40px);
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px solid rgba(248, 246, 241, 0.18);
}

.page-disclaimer .legal-summary__toc a {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid rgba(248, 246, 241, 0.22);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  color: rgba(248, 246, 241, 0.82);
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-disclaimer .legal-summary__toc a .mono {
  font-size: 0.72rem;
  color: var(--cyan);
}

.page-disclaimer .legal-summary__toc a:hover,
.page-disclaimer .legal-summary__toc a:focus-visible {
  border-color: var(--cyan);
  color: var(--ivory);
}

.page-disclaimer .legal-summary__toc a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- 条款区 ---------- */
.page-disclaimer .legal-clauses {
  position: relative;
  padding-block: clamp(40px, 6vw, 88px);
  background: var(--ivory);
}

.page-disclaimer .legal-track {
  height: 2px;
  margin-bottom: clamp(28px, 4.4vw, 52px);
  background: var(--pd-line);
  overflow: hidden;
}

.page-disclaimer .legal-track__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  transition: width 120ms linear;
}

.page-disclaimer .legal-clauses__inner {
  position: relative;
}

.page-disclaimer .legal-rail {
  display: none;
}

.page-disclaimer .clause {
  padding-block: clamp(28px, 4.4vw, 52px);
  border-top: 1px solid var(--pd-line);
}

.page-disclaimer .legal-clauses__inner > .clause:first-of-type {
  border-top: 0;
  padding-top: 0;
}

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

.page-disclaimer .clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px clamp(10px, 1.6vw, 16px);
}

.page-disclaimer .clause__no {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.1;
  color: var(--amber);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.3;
  letter-spacing: -0.012em;
  color: var(--black);
}

.page-disclaimer .clause__copy {
  margin-inline-start: auto;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--slate);
  background: transparent;
  border: 1px solid var(--pd-line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 150ms var(--ease), border-color 150ms var(--ease);
}

.page-disclaimer .clause__copy:hover {
  color: var(--ink);
  border-color: var(--cyan);
}

.page-disclaimer .clause__copy:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-disclaimer .clause__body {
  margin-top: clamp(16px, 2.4vw, 24px);
  max-width: var(--pd-body-width);
}

.page-disclaimer .clause__body p {
  margin: 0 0 0.9em;
  font-size: 1rem;
  line-height: 1.75;
}

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

.page-disclaimer .clause__body ul {
  list-style: none;
  margin: 0 0 1em;
  padding: 0;
  display: grid;
  gap: 0.62em;
}

.page-disclaimer .clause__body li {
  position: relative;
  padding-inline-start: 1.15em;
  font-size: 0.9375rem;
  line-height: 1.72;
}

.page-disclaimer .clause__body li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-disclaimer .clause__contact li::before {
  background: var(--amber);
}

.page-disclaimer .clause__body a {
  color: var(--ink-2);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .clause__body a:hover {
  color: var(--ink);
  text-decoration-color: var(--amber);
}

.page-disclaimer .clause__body a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- 调整记录 ---------- */
.page-disclaimer .legal-change {
  background: var(--mist);
  border-top: 1px solid var(--pd-line);
  padding-block: clamp(28px, 4.2vw, 46px);
}

.page-disclaimer .legal-change__acc summary {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}

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

.page-disclaimer .legal-change__acc summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-disclaimer .legal-change__dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  background: var(--coral);
  border-radius: 50%;
}

.page-disclaimer .legal-change__acc summary::after {
  content: "+";
  margin-inline-start: auto;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--ink-2);
}

.page-disclaimer .legal-change__acc[open] summary::after {
  content: "–";
}

.page-disclaimer .legal-change__list {
  list-style: none;
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  max-width: 42em;
}

.page-disclaimer .legal-change__list li {
  padding-block: 12px;
  border-top: 1px dashed rgba(11, 27, 43, 0.22);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-disclaimer .legal-change__tag {
  display: inline-block;
  margin-inline-end: 8px;
  padding: 1px 7px;
  background: rgba(11, 27, 43, 0.08);
  border-radius: var(--radius);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-2);
}

/* ---------- 复制反馈 ---------- */
.page-disclaimer .copy-feedback {
  position: fixed;
  inset-inline-start: 50%;
  bottom: 24px;
  z-index: 60;
  margin: 0;
  padding: 8px 16px;
  background: var(--ink);
  color: var(--ivory);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateX(-50%) translateY(8px);
  pointer-events: none;
  transition: opacity 160ms var(--ease), transform 160ms var(--ease);
}

.page-disclaimer .copy-feedback:not(:empty) {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .legal-summary__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .clause {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-disclaimer .clause__body {
    margin-top: 0;
    justify-self: end;
    width: 100%;
    max-width: var(--pd-body-width);
  }

  .page-disclaimer .clause__copy {
    margin-inline-start: 0;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .legal-rail {
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    inset-inline-end: -20px;
    width: 9px;
    background-image: repeating-linear-gradient(
      to bottom,
      var(--pd-line-strong) 0,
      var(--pd-line-strong) 1px,
      transparent 1px,
      transparent 12px
    );
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-track__bar,
  .page-disclaimer .clause__copy,
  .page-disclaimer .legal-summary__toc a,
  .page-disclaimer .copy-feedback {
    transition: none;
  }

  .page-disclaimer .copy-feedback {
    transform: translateX(-50%);
  }
}
<<<END>>>