/* ===== 使用说明页 · page-disclaimer ===== */
.page-disclaimer{
  --dsc-surface: rgba(238,244,236,.045);
  --dsc-surface-hi: rgba(201,242,77,.075);
  --dsc-hair: rgba(238,244,236,.1);
  overflow-x: clip;
}

.page-disclaimer [id]{
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible{
  outline: 2px solid var(--lime);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-disclaimer [data-reveal]{
  transform: translateY(14px);
  transition: transform .5s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}
.page-disclaimer [data-reveal].is-visible{
  transform: none;
}

/* ---- 顶部刻度带 ---- */
.page-disclaimer .tick-band{
  position: relative;
  height: clamp(48px, 6vw, 72px);
  margin-top: clamp(12px, 2vw, 20px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background-image: repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 22px);
  background-repeat: no-repeat;
  background-size: 100% 12px;
  background-position: left bottom;
}
.page-disclaimer .tick-band::before{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 30px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 88px);
  background-repeat: no-repeat;
  background-size: 100% 30px;
}
.page-disclaimer .tick-band::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: clamp(90px, 14vw, 200px);
  height: 3px;
  background: linear-gradient(90deg, var(--lime), rgba(201,242,77,0));
}

/* ---- 首屏 ---- */
.page-disclaimer .page-intro{
  padding: clamp(30px, 5vw, 64px) 0 clamp(18px, 3vw, 30px);
}
.page-disclaimer .page-intro__title{
  margin: 14px 0 18px;
  overflow-wrap: break-word;
}
.page-disclaimer .page-intro__lead{
  max-width: 64ch;
}
.page-disclaimer .anchor-nav{
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .anchor-nav__list{
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  padding: 0;
}
.page-disclaimer .anchor-nav__list a{
  position: relative;
  display: inline-block;
  padding: 6px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--steel);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.page-disclaimer .anchor-nav__list a::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .22s var(--ease);
}
.page-disclaimer .anchor-nav__list a:hover{
  color: var(--mist);
}
.page-disclaimer .anchor-nav__list a:hover::after{
  transform: scaleX(1);
}

.page-disclaimer .page-banner{
  margin: 0 0 clamp(30px, 5vw, 56px);
}
.page-disclaimer .page-banner img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* ---- 章节通用 ---- */
.page-disclaimer .section-head{
  margin-bottom: clamp(24px, 3.2vw, 36px);
}

/* ---- 规则卡片 ---- */
.page-disclaimer .rule-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}
.page-disclaimer .rule-card{
  position: relative;
  padding: clamp(20px, 2.4vw, 30px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--dsc-surface);
  transition: transform .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}
.page-disclaimer .rule-card:hover,
.page-disclaimer .rule-card:focus-within{
  transform: translateY(-4px);
  border-color: rgba(201,242,77,.42);
  background: var(--dsc-surface-hi);
}
.page-disclaimer .rule-card__no{
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lime);
}
.page-disclaimer .rule-card__title{
  margin: 0 0 10px;
  font-size: clamp(18px, 1.7vw, 21px);
  font-weight: 800;
  line-height: 1.35;
}
.page-disclaimer .rule-card__text{
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: rgb(238 244 236 / .84);
}
.page-disclaimer .rule-card__text:last-child{
  margin-bottom: 0;
}
.page-disclaimer .rule-list{
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.page-disclaimer .rule-list li{
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgb(238 244 236 / .84);
}
.page-disclaimer .rule-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--lime);
  opacity: .85;
}
.page-disclaimer .rule-card__sample{
  margin: 16px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--aqua);
  border-radius: 0 12px 12px 0;
  background: rgba(33,230,193,.06);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--mist);
  overflow-wrap: anywhere;
  transition: background-color .22s var(--ease), border-color .22s var(--ease);
}
.page-disclaimer .rule-card:hover .rule-card__sample,
.page-disclaimer .rule-card:focus-within .rule-card__sample{
  background: rgba(33,230,193,.13);
  border-left-color: var(--lime);
}
.page-disclaimer .inline-link{
  color: var(--aqua);
  text-decoration: none;
  border-bottom: 1px solid rgba(33,230,193,.45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-disclaimer .inline-link:hover{
  color: var(--lime);
  border-color: var(--lime);
}

/* ---- 站外链接条目 ---- */
.page-disclaimer .link-list{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .link-item{
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: clamp(18px, 2.2vw, 26px) 0;
  border-bottom: 1px solid var(--line-soft);
  transition: padding-left .22s var(--ease), background-color .22s var(--ease);
}
.page-disclaimer .link-item:hover{
  padding-left: 12px;
  background: linear-gradient(90deg, rgba(33,230,193,.07), rgba(33,230,193,0) 62%);
}
.page-disclaimer .link-item__no{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--aqua);
}
.page-disclaimer .link-item__title{
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}
.page-disclaimer .link-item__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgb(238 244 236 / .82);
}

/* ---- 更正与反馈 ---- */
.page-disclaimer .feedback{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.6vw, 34px);
  margin-top: clamp(22px, 3vw, 34px);
}
.page-disclaimer .feedback__label{
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--steel);
}
.page-disclaimer .feedback__mail{
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--lime);
  overflow-wrap: anywhere;
}
.page-disclaimer .feedback__note{
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgb(238 244 236 / .78);
}
.page-disclaimer .feedback__meta{
  display: grid;
  gap: 14px;
}
.page-disclaimer .feedback__meta-item{
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid rgba(201,242,77,.35);
}
.page-disclaimer .feedback__meta-key{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--steel);
}
.page-disclaimer .feedback__meta-val{
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}
.page-disclaimer .feedback__more{
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgb(238 244 236 / .78);
}
.page-disclaimer .feedback__more a{
  color: var(--aqua);
  text-decoration: none;
  border-bottom: 1px solid rgba(33,230,193,.4);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-disclaimer .feedback__more a:hover{
  color: var(--lime);
  border-color: var(--lime);
}

/* ---- 注意事项 ---- */
.page-disclaimer .note-list{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.page-disclaimer .note-item{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  padding: clamp(16px, 2.2vw, 24px) 0;
  border-bottom: 1px solid var(--line-soft);
  transition: padding-left .22s var(--ease), background-color .22s var(--ease);
}
.page-disclaimer .note-item:hover{
  padding-left: 12px;
  background: linear-gradient(90deg, rgba(201,242,77,.07), rgba(201,242,77,0) 62%);
}
.page-disclaimer .note-item__no{
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--lime);
}
.page-disclaimer .note-item__body{
  min-width: 0;
}
.page-disclaimer .note-item__title{
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}
.page-disclaimer .note-item__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgb(238 244 236 / .82);
}

/* ---- 响应式 ---- */
@media (min-width: 720px){
  .page-disclaimer .rule-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-disclaimer .rule-grid > [data-reveal]:nth-child(2){
    transition-delay: .07s;
  }
  .page-disclaimer .rule-grid > [data-reveal]:nth-child(3){
    transition-delay: .14s;
  }
}

@media (min-width: 1080px){
  .page-disclaimer .rule-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 800px){
  .page-disclaimer .link-item{
    grid-template-columns: 48px minmax(150px, 220px) minmax(0, 1fr);
    gap: 0 24px;
    align-items: baseline;
  }
}

@media (min-width: 900px){
  .page-disclaimer .feedback{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
  }
  .page-disclaimer .feedback__more{
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px){
  .page-disclaimer .page-intro__title{
    font-size: clamp(34px, 12vw, 56px);
    line-height: 1.08;
  }
  .page-disclaimer .anchor-nav__list{
    gap: 6px 16px;
  }
  .page-disclaimer .anchor-nav__list a{
    font-size: 12px;
  }
  .page-disclaimer .page-banner img{
    aspect-ratio: 3 / 2;
  }
  .page-disclaimer .note-item{
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
  .page-disclaimer .note-item__no{
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-disclaimer *{
    transition: none !important;
    animation: none !important;
    transform: none !important;
  }
}