.page-disclaimer {
  --ds-grid-line: rgba(31, 74, 61, 0.42);
  --ds-grid-line-soft: rgba(31, 74, 61, 0.22);
  --ds-gap-lg: clamp(24px, 4.4vw, 56px);
  --ds-pad: clamp(20px, 4vw, 40px);
  display: block;
  background-image:
    linear-gradient(var(--ds-grid-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--ds-grid-line-soft) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px;
  background-position: 0 0, 0 0;
}

.page-disclaimer .breadcrumb {
  margin: clamp(18px, 3vw, 32px) 0 clamp(14px, 2.4vw, 24px);
}

/* ---------- 首屏框景 ---------- */
.page-disclaimer .ds-hero {
  margin-bottom: var(--ds-gap-lg);
}

.page-disclaimer .ds-hero-frame {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-panel);
  padding: clamp(28px, 5vw, 60px) clamp(22px, 4.4vw, 56px);
  min-height: clamp(340px, 52vw, 460px);
  display: flex;
  align-items: flex-end;
  background:
    linear-gradient(180deg, rgba(8, 17, 14, 0.2) 0%, rgba(8, 17, 14, 0.86) 100%),
    linear-gradient(120deg, var(--c-canvas) 0%, var(--c-layer) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-disclaimer .ds-hero-frame::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 10px;
  background-image: repeating-linear-gradient(90deg, var(--c-tick) 0 1px, transparent 1px 16px);
  opacity: 0.7;
  pointer-events: none;
}

.page-disclaimer .ds-hero-frame::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 10px;
  background-image: repeating-linear-gradient(180deg, var(--c-tick) 0 1px, transparent 1px 22px);
  opacity: 0.55;
  pointer-events: none;
}

.page-disclaimer .ds-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.45) contrast(1.15);
  z-index: -1;
}

.page-disclaimer .ds-hero-body {
  position: relative;
  max-width: 62ch;
}

.page-disclaimer .ds-h1 {
  margin: 14px 0 0;
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  max-width: 20ch;
}

.page-disclaimer .ds-hero-lead {
  margin: 18px 0 0;
  color: var(--c-text);
  font-size: var(--fs-body);
  line-height: 1.75;
  max-width: 46ch;
  opacity: 0.86;
}

.page-disclaimer .ds-index {
  list-style: none;
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .ds-index a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "no label" "no hint";
  align-items: center;
  column-gap: 14px;
  padding: 14px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-panel);
  background: var(--c-glass);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-disclaimer .ds-index a:hover,
.page-disclaimer .ds-index a:focus-visible {
  border-color: var(--c-accent);
  background: var(--c-accent-soft);
}

.page-disclaimer .ds-index-no {
  grid-area: no;
  font-size: 15px;
  color: var(--c-accent);
  letter-spacing: 0.04em;
}

.page-disclaimer .ds-index-label {
  grid-area: label;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.page-disclaimer .ds-index-hint {
  grid-area: hint;
  font-size: var(--fs-index);
  color: var(--c-muted);
  margin-top: 3px;
}

/* ---------- 正文条款 ---------- */
.page-disclaimer .ds-body {
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-disclaimer .ds-clause {
  position: relative;
  padding: clamp(26px, 4vw, 44px) 0 clamp(26px, 4vw, 44px) 18px;
  border-left: 2px solid transparent;
  border-top: 1px solid var(--c-line);
  transition: border-left-color 160ms var(--ease);
}

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

.page-disclaimer .ds-clause:hover,
.page-disclaimer .ds-clause:focus-within {
  border-left-color: var(--c-accent);
}

.page-disclaimer .ds-clause-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  font-size: var(--fs-h3);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.page-disclaimer .ds-clause-no {
  font-size: var(--fs-index);
  color: var(--c-accent);
  letter-spacing: 0.08em;
}

.page-disclaimer .ds-clause-lead {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-text);
  opacity: 0.9;
}

.page-disclaimer .ds-note {
  margin: 22px 0 0;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-disclaimer .ds-note a {
  color: var(--c-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 227, 193, 0.4);
  transition: border-color 160ms var(--ease);
}

.page-disclaimer .ds-note a:hover,
.page-disclaimer .ds-note a:focus-visible {
  border-bottom-color: var(--c-accent);
}

/* 定义列表 */
.page-disclaimer .ds-defs,
.page-disclaimer .ds-cadence {
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
}

.page-disclaimer .ds-defs > div {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--ds-grid-line);
}

.page-disclaimer .ds-defs dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-accent);
}

.page-disclaimer .ds-defs dd {
  margin: 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  opacity: 0.88;
}

.page-disclaimer .ds-cadence > div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 14px 0;
  border-top: 1px solid var(--ds-grid-line);
}

.page-disclaimer .ds-cadence dt {
  font-size: 15px;
  color: var(--c-muted);
  letter-spacing: 0.02em;
}

.page-disclaimer .ds-cadence dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--c-text);
}

/* 使用范围双栏 */
.page-disclaimer .ds-usage {
  display: grid;
  gap: 16px;
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-disclaimer .ds-usage-col {
  padding: 20px 22px;
  border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
  border-left: 2px solid var(--c-accent);
  background: linear-gradient(180deg, rgba(79, 227, 193, 0.09) 0%, rgba(79, 227, 193, 0) 100%);
}

.page-disclaimer .ds-usage-col--no {
  border-left-color: var(--c-signal);
  background: linear-gradient(180deg, rgba(255, 106, 31, 0.1) 0%, rgba(255, 106, 31, 0) 100%);
}

.page-disclaimer .ds-usage-title {
  margin: 0 0 12px;
  font-size: var(--fs-h4);
  font-weight: 700;
  letter-spacing: -0.01em;
}

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

.page-disclaimer .ds-usage-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-text);
  opacity: 0.88;
}

.page-disclaimer .ds-usage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 1px;
  background: var(--c-accent);
}

.page-disclaimer .ds-usage-col--no .ds-usage-list li::before {
  background: var(--c-signal);
}

/* 反馈步骤 */
.page-disclaimer .ds-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-disclaimer .ds-steps li {
  display: grid;
  gap: 4px;
  padding: 16px 0 16px 16px;
  border-top: 1px solid var(--ds-grid-line);
  border-left: 2px solid rgba(79, 227, 193, 0.25);
  transition: border-left-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-disclaimer .ds-steps li:hover {
  border-left-color: var(--c-accent);
  background: rgba(79, 227, 193, 0.05);
}

.page-disclaimer .ds-step-no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-accent);
}

.page-disclaimer .ds-steps strong {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-disclaimer .ds-steps span:last-child {
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 备案与服务信息带 */
.page-disclaimer .ds-meta {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--c-tick);
  display: grid;
  gap: 12px 32px;
}

.page-disclaimer .ds-meta li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
}

.page-disclaimer .ds-meta-label {
  color: var(--c-muted);
  letter-spacing: 0.04em;
}

.page-disclaimer .ds-meta-value {
  color: var(--c-text);
  font-size: 15px;
  letter-spacing: 0.02em;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ds-index a,
  .page-disclaimer .ds-clause,
  .page-disclaimer .ds-steps li,
  .page-disclaimer .ds-note a {
    transition: none;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .ds-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .ds-index a {
    grid-template-columns: auto 1fr;
    align-items: start;
    min-height: 100%;
  }

  .page-disclaimer .ds-defs > div {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }

  .page-disclaimer .ds-usage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(18px, 2.6vw, 30px);
  }

  .page-disclaimer .ds-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 26px;
  }

  .page-disclaimer .ds-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .ds-clause {
    padding-left: clamp(22px, 3vw, 34px);
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .ds-body {
    padding-left: clamp(0px, 6vw, 96px);
  }

  .page-disclaimer .ds-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer .ds-meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}