/* ===== 使用条款与法律声明 · 页面作用域 ===== */
.page-disclaimer {
  --disc-rail-w: 236px;
  --disc-stick: 24px;
}

/* ---------- 页头 ---------- */
.page-disclaimer .disc-head {
  max-width: 880px;
  padding: 26px 0 4px;
}

.page-disclaimer .disc-head__kicker {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange-deep);
}

.page-disclaimer .disc-head__title {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(2.1rem, 6.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-disclaimer .disc-head__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* ---------- 头部氛围图 ---------- */
.page-disclaimer .disc-banner {
  margin: 30px 0 0;
  border: 2px solid var(--ink-900);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .disc-banner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .disc-banner .media-frame__cap {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-700);
}

/* ---------- 主体两栏骨架 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 36px;
  align-items: start;
}

.page-disclaimer .disc-clauses {
  min-width: 0;
}

/* ---------- 左侧条款索引（刻度尺造型） ---------- */
.page-disclaimer .disc-rail {
  position: relative;
  background: var(--ink-900);
  color: var(--paper-50);
  padding: 24px 22px 24px 34px;
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .disc-rail::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 34px;
  bottom: 34px;
  width: 2px;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--grid-300) 0 6px,
    transparent 6px 16px
  );
}

.page-disclaimer .disc-rail__label {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--grid-300);
}

.page-disclaimer .disc-index {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .disc-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--ink-700);
  color: var(--paper-200);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color .12s var(--ease), padding-left .12s var(--ease);
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible {
  color: var(--paper-50);
  padding-left: 6px;
}

.page-disclaimer .disc-index__link:focus-visible {
  outline: 2px solid var(--sprint-orange);
  outline-offset: 2px;
}

.page-disclaimer .disc-index__num {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--sprint-orange);
  letter-spacing: .04em;
}

.page-disclaimer .disc-index__txt {
  flex: 1 1 auto;
  min-width: 0;
}

.page-disclaimer .disc-rail__foot {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 3px solid var(--sprint-orange);
}

.page-disclaimer .disc-rail__foot p {
  margin: 0 0 12px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--paper-200);
}

.page-disclaimer .disc-rail__copy {
  display: block;
  width: 100%;
  padding: 9px 10px;
  background: transparent;
  border: 1px solid var(--grid-300);
  color: var(--paper-50);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .12s var(--ease), color .12s var(--ease), border-color .12s var(--ease);
}

.page-disclaimer .disc-rail__copy:hover {
  background: var(--sprint-orange);
  border-color: var(--sprint-orange);
  color: var(--ink-900);
}

.page-disclaimer .disc-rail__copy:focus-visible {
  outline: 2px solid var(--sprint-orange);
  outline-offset: 2px;
}

.page-disclaimer .disc-rail .copy-fb {
  display: block;
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ice-blue);
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .clause {
  position: relative;
  padding: 30px 0 30px;
  border-top: 1px solid var(--grid-300);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 56px;
  height: 3px;
  background: var(--ink-900);
}

.page-disclaimer .clause:first-child {
  border-top-color: var(--ink-900);
}

.page-disclaimer .clause:target {
  background: linear-gradient(90deg, var(--green-tint) 0%, transparent 72%);
  box-shadow: inset 4px 0 0 var(--field-green);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-left: 10px;
}

.page-disclaimer .clause__num {
  flex: none;
  padding: 3px 8px;
  background: var(--sprint-orange);
  color: var(--ink-900);
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .04em;
}

.page-disclaimer .clause__title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-size: 1.32rem;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-disclaimer .clause__copy {
  flex: none;
  margin-left: auto;
  padding: 4px 9px;
  background: transparent;
  border: 1px solid var(--grid-300);
  color: var(--ink-700);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: border-color .12s var(--ease), color .12s var(--ease), background .12s var(--ease);
}

.page-disclaimer .clause__copy:hover {
  border-color: var(--ink-900);
  background: var(--paper-200);
  color: var(--ink-900);
}

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

.page-disclaimer .clause__head .copy-fb {
  flex-basis: 100%;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--field-green);
}

.page-disclaimer .clause__body {
  padding-left: 10px;
}

.page-disclaimer .clause__body p {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-disclaimer .clause__body p:first-child {
  margin-top: 14px;
}

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

.page-disclaimer .clause__body a:hover {
  color: var(--green-deep);
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  max-width: 68ch;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 11px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-disclaimer .clause__list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .72em;
  width: 9px;
  height: 2px;
  background: var(--field-green);
}

.page-disclaimer .clause__list li:has(a)::before {
  background: var(--ice-deep);
}

.page-disclaimer .clause__list a {
  color: var(--ice-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .clause__list a:hover {
  color: var(--green-deep);
}

/* ---------- 关键词下划线强调 ---------- */
.page-disclaimer .kw {
  color: var(--ink-900);
  font-weight: 600;
  border-bottom: 1px solid var(--ink-900);
  padding-bottom: 1px;
}

/* ---------- 页尾备案信息带 ---------- */
.page-disclaimer .disc-legalbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 34px 0 0;
  padding: 16px 20px;
  background: var(--ink-900);
  color: var(--paper-50);
  border-left: 6px solid var(--field-green);
}

.page-disclaimer .disc-legalbar__item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
}

.page-disclaimer .disc-legalbar__key {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--grid-300);
}

.page-disclaimer .disc-legalbar .mono {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--paper-50);
}

/* ---------- 平板及以上：两栏 + 吸附 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-body {
    grid-template-columns: var(--disc-rail-w) minmax(0, 1fr);
    gap: 46px;
    margin-top: 44px;
  }

  .page-disclaimer .disc-rail {
    position: sticky;
    top: var(--disc-stick);
  }

  .page-disclaimer .disc-head {
    padding-top: 34px;
  }

  .page-disclaimer .clause {
    padding: 34px 0 34px;
  }
}

/* ---------- 窄屏收敛 ---------- */
@media (max-width: 560px) {
  .page-disclaimer .disc-rail {
    padding: 20px 18px 20px 28px;
  }

  .page-disclaimer .disc-rail::before {
    left: 12px;
  }

  .page-disclaimer .clause__copy {
    margin-left: 0;
  }

  .page-disclaimer .clause__head,
  .page-disclaimer .clause__body {
    padding-left: 0;
  }

  .page-disclaimer .clause__body p,
  .page-disclaimer .clause__list li {
    font-size: 15.5px;
  }
}

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