.page-disclaimer {
  --pd-radius: 6px;
  --pd-gap: 24px;
  --pd-ink-rule: rgba(14, 17, 22, .14);
  --pd-rail-line: rgba(168, 184, 212, .28);
  display: block;
  background:
    linear-gradient(180deg, rgba(10, 22, 51, 0) 0%, rgba(10, 22, 51, .92) 62%),
    repeating-linear-gradient(90deg, var(--grid-line) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, var(--grid-line) 0 1px, transparent 1px 48px),
    var(--ink-900);
  color: var(--paper);
  padding-bottom: 56px;
}

/* ---------- 顶部装饰带 ---------- */
.page-disclaimer .terms-deco {
  position: relative;
  margin: 0;
  display: block;
  border-bottom: var(--frame) solid var(--ink-000);
  background: var(--ink-800);
  overflow: hidden;
}

.page-disclaimer .terms-deco::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 22, 51, .35) 0%, rgba(10, 22, 51, .95) 100%);
  pointer-events: none;
}

.page-disclaimer .terms-deco img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
  min-height: 140px;
  object-fit: cover;
  object-position: center 40%;
  opacity: .62;
  filter: saturate(.55);
}

/* ---------- 面包屑与页头 ---------- */
.page-disclaimer .breadcrumb {
  padding-top: 24px;
}

.page-disclaimer .terms-head {
  padding: 20px 0 4px;
  max-width: 900px;
}

.page-disclaimer .terms-head .eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid var(--cyan-soft);
  border-radius: var(--pd-radius);
  padding: 4px 10px;
  margin: 0;
}

.page-disclaimer .terms-head h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -.5px;
  color: var(--paper);
  margin: 16px 0 0;
}

.page-disclaimer .terms-head .lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 62ch;
  margin: 16px 0 0;
}

/* ---------- 两栏骨架 ---------- */
.page-disclaimer .terms-layout {
  display: block;
  margin-top: 28px;
}

/* ---------- 条款正文板 ---------- */
.page-disclaimer .terms-main {
  background: var(--board);
  color: var(--ink-900);
  border: var(--frame) solid var(--ink-000);
  border-radius: var(--pd-radius);
  box-shadow: var(--shadow-hard);
  padding: 8px 20px 24px;
}

.page-disclaimer .term {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 20px 0;
  border-top: 1px solid var(--pd-ink-rule);
}

.page-disclaimer .term:first-child {
  border-top: 0;
  padding-top: 24px;
}

.page-disclaimer .term__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .08em;
  color: var(--ink-800);
  margin: 0;
  line-height: 1.2;
}

.page-disclaimer .term__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -.3px;
  color: var(--ink-900);
  margin: 0 0 10px;
}

.page-disclaimer .term__body p {
  font-size: 16px;
  line-height: 1.75;
  color: #16233f;
  margin: 0 0 12px;
}

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

.page-disclaimer .term__body .link {
  color: var(--volt);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--ease);
}

.page-disclaimer .term__body .link:hover,
.page-disclaimer .term__body .link:focus-visible {
  color: var(--ink-800);
}

/* 关键义务段落：左侧脉冲橙竖条 */
.page-disclaimer .term--duty {
  position: relative;
  padding-left: 16px;
}

.page-disclaimer .term--duty::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 3px;
  background: var(--pulse);
  border-radius: 2px;
}

/* 可折叠通俗解释 */
.page-disclaimer .term__note {
  border: 1px solid var(--pd-ink-rule);
  border-left: 3px solid var(--cyan);
  border-radius: var(--pd-radius);
  background: rgba(47, 230, 200, .08);
  padding: 0 12px;
  margin-top: 14px;
}

.page-disclaimer .term__note summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .08em;
  color: #0b3f38;
  padding: 10px 0;
}

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

.page-disclaimer .term__note summary::after {
  content: " +";
  color: var(--ink-800);
}

.page-disclaimer .term__note[open] summary::after {
  content: " −";
}

.page-disclaimer .term__note p {
  font-size: 15px;
  line-height: 1.7;
  color: #16233f;
  margin: 0 0 12px;
}

/* ---------- 侧栏：版本标记 + 目录 ---------- */
.page-disclaimer .terms-side {
  margin-top: 28px;
}

.page-disclaimer .version-flag {
  background: var(--ink-000);
  border: var(--frame) solid var(--ink-000);
  border-radius: var(--pd-radius);
  box-shadow: var(--shadow-hard);
  margin: 0 0 20px;
  overflow: hidden;
}

.page-disclaimer .version-flag__summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(47, 230, 200, .28);
}

.page-disclaimer .version-flag__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .version-flag__k {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-disclaimer .version-flag__v {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-disclaimer .version-flag[open] .version-flag__v {
  color: var(--pulse);
}

.page-disclaimer .version-flag__body {
  padding: 12px 14px 14px;
}

.page-disclaimer .version-flag__body p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
  margin: 0 0 8px;
}

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

.page-disclaimer .toc {
  border-left: 1px solid var(--pd-rail-line);
  padding-left: 16px;
}

.page-disclaimer .toc__title {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 12px;
}

.page-disclaimer .toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-disclaimer .toc__link {
  display: block;
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--mist);
  text-decoration: none;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease), padding-left var(--ease);
}

.page-disclaimer .toc__link:hover,
.page-disclaimer .toc__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--cyan);
  padding-left: 4px;
}

.page-disclaimer .toc__link[aria-current="true"] {
  color: var(--cyan);
  font-weight: 700;
}

/* ---------- 页尾短链 ---------- */
.page-disclaimer .terms-foot {
  margin-top: 32px;
  border-top: var(--frame) solid var(--ink-000);
  padding-top: 20px;
}

.page-disclaimer .terms-foot__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-disclaimer .terms-foot__links {
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--mist);
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .terms-foot__links .link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--ease), color var(--ease);
}

.page-disclaimer .terms-foot__links .link:hover,
.page-disclaimer .terms-foot__links .link:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--paper);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .terms-deco img {
    max-height: 360px;
  }

  .page-disclaimer .terms-main {
    padding: 8px 32px 28px;
  }

  .page-disclaimer .term {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 0;
    padding: 24px 0;
  }

  .page-disclaimer .term--duty {
    padding-left: 18px;
  }

  .page-disclaimer .term--duty::before {
    top: 30px;
    bottom: 30px;
  }

  .page-disclaimer .term__num {
    font-size: 20px;
    padding-right: 16px;
    border-right: 1px solid var(--pd-rail-line);
    align-self: start;
  }

  .page-disclaimer .term__body {
    padding-left: 20px;
  }
}

/* ---------- 桌面：正文 + 侧栏 ---------- */
@media (min-width: 1024px) {
  .page-disclaimer {
    padding-bottom: 72px;
  }

  .page-disclaimer .terms-deco img {
    max-height: 420px;
  }

  .page-disclaimer .terms-head {
    padding-top: 26px;
  }

  .page-disclaimer .terms-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 272px;
    gap: 40px;
    align-items: start;
    margin-top: 34px;
  }

  .page-disclaimer .terms-side {
    margin-top: 0;
    position: sticky;
    top: calc(var(--top-h) + 24px);
  }

  .page-disclaimer .term__title {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc__link,
  .page-disclaimer .terms-foot__links .link,
  .page-disclaimer .term__body .link {
    transition: color var(--ease);
  }

  .page-disclaimer .toc__link:hover,
  .page-disclaimer .toc__link:focus-visible {
    padding-left: 0;
  }
}