/* ===== 使用条款 · 页面专属样式 ===== */
.page-disclaimer{
  --pd-pad: clamp(18px, 2.6vw, 32px);
  --pd-gap: clamp(18px, 3vw, 32px);
  display: block;
}

/* 页面头部 */
.page-disclaimer .pd-head{
  padding-top: clamp(22px, 4vw, 44px);
  padding-bottom: clamp(6px, 1.2vw, 14px);
}
.page-disclaimer .pd-head .bm-breadcrumb{
  margin: 0 0 clamp(14px, 2.2vw, 24px);
  font-size: 13px;
}
.page-disclaimer .pd-head .bm-eyebrow{
  display: block;
  margin: 0 0 10px;
}
.page-disclaimer .pd-head__title{
  margin: 0;
  font-family: var(--bm-font-display);
  font-weight: 700;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--bm-ink);
}
.page-disclaimer .pd-head__lede{
  max-width: min(100%, 720px);
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: clamp(15.5px, 1.7vw, 17px);
  line-height: 1.8;
  color: var(--bm-text);
}

/* 窄幅通栏插画 */
.page-disclaimer .pd-hero{
  margin: clamp(20px, 3.5vw, 36px) 0 0;
}
.page-disclaimer .pd-hero img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--bm-radius);
}

/* 双轨主体：左侧书脊 + 右侧条款 */
.page-disclaimer .pd-body{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pd-gap);
  padding-top: clamp(26px, 4vw, 48px);
  padding-bottom: clamp(34px, 5vw, 64px);
}
@media (min-width: 920px){
  .page-disclaimer .pd-body{
    grid-template-columns: 176px minmax(0, 1fr);
    gap: clamp(36px, 4.5vw, 76px);
    align-items: start;
  }
}

/* 书脊式目录 */
.page-disclaimer .pd-spine{
  min-width: 0;
}
.page-disclaimer .pd-spine__label{
  margin: 0 0 10px;
  font-family: var(--bm-font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--bm-danxia);
}
.page-disclaimer .pd-spine__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-disclaimer .pd-spine__link{
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 6px 14px;
  border: 1px solid var(--bm-hair);
  border-radius: 999px;
  background: var(--bm-card);
  text-decoration: none;
  color: var(--bm-ink-soft);
  transition: border-color .18s var(--bm-ease), background-color .18s var(--bm-ease), color .18s var(--bm-ease);
}
.page-disclaimer .pd-spine__num{
  font-family: var(--bm-font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--bm-danxia);
}
.page-disclaimer .pd-spine__tick{
  display: none;
  width: 12px;
  height: 2px;
  background: var(--bm-dune);
  transition: width .18s var(--bm-ease), background-color .18s var(--bm-ease);
}
.page-disclaimer .pd-spine__name{
  font-size: 13.5px;
  white-space: nowrap;
}
.page-disclaimer .pd-spine__link:hover{
  border-color: var(--bm-amber);
  background: var(--bm-amber-soft);
  color: var(--bm-ink);
}
@media (min-width: 920px){
  .page-disclaimer .pd-spine{
    position: sticky;
    top: 104px;
  }
  .page-disclaimer .pd-spine__list{
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }
  .page-disclaimer .pd-spine__link{
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 8px 0 8px 2px;
    gap: 10px;
  }
  .page-disclaimer .pd-spine__tick{
    display: block;
  }
  .page-disclaimer .pd-spine__link:hover{
    background: transparent;
    color: var(--bm-ink);
  }
  .page-disclaimer .pd-spine__link:hover .pd-spine__tick{
    width: 22px;
    background: var(--bm-amber);
  }
}

/* 条款卡片 */
.page-disclaimer .pd-clauses{
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}
.page-disclaimer .pd-clause{
  position: relative;
  min-width: 0;
  padding: var(--pd-pad);
  background: var(--bm-card);
  border: 1px solid var(--bm-hair);
  border-left: 4px solid var(--bm-dune);
  border-radius: var(--bm-radius);
  scroll-margin-top: 96px;
  transition: border-left-color .2s var(--bm-ease), box-shadow .2s var(--bm-ease);
}
.page-disclaimer .pd-clause:hover{
  border-left-color: var(--bm-amber);
  box-shadow: var(--bm-shadow);
}
.page-disclaimer .pd-clause + .pd-clause::before{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -12.5px;
  height: 1px;
  background: var(--bm-hair);
}

.page-disclaimer .pd-clause__head{
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--bm-hair);
}
.page-disclaimer .pd-clause__no{
  font-family: var(--bm-font-mono);
  font-weight: 700;
  font-size: 19px;
  line-height: 1;
  color: var(--bm-amber);
}
.page-disclaimer .pd-clause__title{
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--bm-font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.35;
  color: var(--bm-ink);
}
.page-disclaimer .pd-clause__copy{
  margin-left: auto;
  min-height: 44px;
  padding: 8px 15px;
  border: 1px solid var(--bm-hair);
  border-radius: 999px;
  background: transparent;
  font-family: var(--bm-font-body);
  font-size: 12.5px;
  line-height: 1;
  color: var(--bm-ink-soft);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color .15s var(--bm-ease), color .15s var(--bm-ease), background-color .15s var(--bm-ease);
}
.page-disclaimer .pd-clause__copy:hover{
  border-color: var(--bm-amber);
  background: rgba(224, 163, 46, .12);
  color: var(--bm-ink);
}
.page-disclaimer .pd-clause__copy[data-copied]{
  border-color: var(--bm-amber);
  background: var(--bm-amber-soft);
  color: var(--bm-ink);
}

/* 条目列表 */
.page-disclaimer .pd-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-disclaimer .pd-list > li{
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--bm-text);
}
.page-disclaimer .pd-list > li::before{
  content: "";
  position: absolute;
  left: 2px;
  top: .8em;
  width: 8px;
  height: 2px;
  background: var(--bm-danxia);
}

/* 关键数字与时限 */
.page-disclaimer .pd-hl{
  font-family: var(--bm-font-mono);
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: -.01em;
  color: var(--bm-ink);
  background-image: linear-gradient(transparent 58%, var(--bm-amber-soft) 58%);
  padding: 0 2px;
}

/* 条款内的补充说明 */
.page-disclaimer .pd-note{
  margin: 16px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--bm-amber);
  border-radius: 0 var(--bm-radius) var(--bm-radius) 0;
  background: rgba(232, 220, 198, .4);
  font-size: 14px;
  line-height: 1.75;
  color: var(--bm-ink-soft);
}
.page-disclaimer .pd-note .bm-link{
  color: var(--bm-ink);
}

/* 折叠问答 */
.page-disclaimer .pd-faq{
  margin-top: 18px;
}
.page-disclaimer .pd-faq .bm-faq__item{
  border: 1px solid var(--bm-hair);
  border-radius: var(--bm-radius);
  background: var(--bm-paper);
}
.page-disclaimer .pd-faq .bm-faq__q{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--bm-ink);
  cursor: pointer;
  list-style: none;
}
.page-disclaimer .pd-faq .bm-faq__q::-webkit-details-marker{
  display: none;
}
.page-disclaimer .pd-faq .bm-faq__q::after{
  content: "+";
  font-family: var(--bm-font-mono);
  font-size: 17px;
  color: var(--bm-danxia);
}
.page-disclaimer .pd-faq .bm-faq__item[open] .bm-faq__q::after{
  content: "−";
}
.page-disclaimer .pd-faq .bm-faq__a{
  padding: 0 16px 16px;
}
.page-disclaimer .pd-faq .bm-faq__a .pd-list > li{
  font-size: 14.5px;
  line-height: 1.72;
}

/* 联系方式一键复制 */
.page-disclaimer .pd-contact{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.page-disclaimer .pd-copy{
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--bm-hair-strong);
  border-radius: 999px;
  background: var(--bm-paper);
  font-family: var(--bm-font-mono);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--bm-ink);
  cursor: pointer;
  transition: border-color .15s var(--bm-ease), background-color .15s var(--bm-ease);
}
.page-disclaimer .pd-copy:hover{
  border-color: var(--bm-amber);
  background: var(--bm-amber-soft);
}

/* 底部深墨蓝收束带 */
.page-disclaimer .pd-outro{
  border-top: 4px solid var(--bm-danxia);
  background: var(--bm-ink);
  padding: clamp(32px, 5vw, 60px) 0;
}
.page-disclaimer .pd-outro__inner{
  display: grid;
  gap: 22px;
}
@media (min-width: 780px){
  .page-disclaimer .pd-outro__inner{
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}
.page-disclaimer .pd-outro__title{
  margin: 0 0 10px;
  font-family: var(--bm-font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.3;
  color: var(--bm-card);
}
.page-disclaimer .pd-outro__text{
  margin: 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--bm-on-ink);
}
.page-disclaimer .pd-outro__acts{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-disclaimer .pd-outro .bm-btn--quiet{
  border-color: rgba(251, 248, 242, .42);
  color: var(--bm-card);
}
.page-disclaimer .pd-outro .bm-btn--quiet:hover{
  border-color: var(--bm-card);
  background: rgba(251, 248, 242, .14);
  color: var(--bm-card);
}

/* 降低动效偏好 */
@media (prefers-reduced-motion: reduce){
  .page-disclaimer *{
    transition: none !important;
  }
}
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