/* ===== 使用说明 / 查阅规则 ===== */
.page-disclaimer {
  --disc-max: 880px;
  --disc-index: 72px;
  --disc-gap: clamp(22px, 3.4vw, 44px);
  padding-bottom: clamp(56px, 9vw, 108px);
}

/* 面包屑 */
.page-disclaimer .crumbs {
  padding-top: clamp(20px, 3.4vw, 34px);
  font-size: 12px;
  letter-spacing: 0.08em;
}
.page-disclaimer .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-disclaimer .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}
.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-disclaimer .crumbs__sep {
  color: var(--line);
}
.page-disclaimer .crumbs [aria-current="page"] {
  color: var(--text-soft);
}

/* 首屏导读 */
.page-disclaimer .page-disclaimer__intro {
  max-width: var(--disc-max);
  margin: clamp(26px, 5vw, 52px) auto clamp(30px, 4.4vw, 52px);
  padding-left: clamp(16px, 2.6vw, 30px);
  border-left: 2px solid var(--line);
}
.page-disclaimer .page-disclaimer__title {
  margin: 12px 0 0;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.12;
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text);
}
.page-disclaimer .page-disclaimer__intro .lede {
  margin: 16px 0 0;
  max-width: 60ch;
  color: var(--text-soft);
}

/* 更新节奏带 */
.page-disclaimer .page-disclaimer__rhythm {
  padding: clamp(20px, 3.2vw, 34px) 0;
  margin-bottom: clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(22, 33, 74, 0.58), rgba(7, 11, 24, 0));
}
.page-disclaimer .page-disclaimer__rhythm-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  max-width: 1060px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.page-disclaimer .rhythm-card {
  position: relative;
  padding: 18px 20px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(15, 23, 48, 0.74);
  overflow: hidden;
  transition: border-color 0.16s var(--ease), background 0.16s var(--ease);
}
.page-disclaimer .rhythm-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--ice));
}
.page-disclaimer .rhythm-card:nth-child(2)::before {
  background: linear-gradient(180deg, var(--amber), var(--ember));
}
.page-disclaimer .rhythm-card:nth-child(3)::before {
  background: linear-gradient(180deg, var(--ice), var(--cyan));
}
.page-disclaimer .rhythm-card:hover,
.page-disclaimer .rhythm-card:focus-within {
  border-color: rgba(34, 225, 214, 0.55);
  background: rgba(22, 33, 74, 0.82);
}
.page-disclaimer .rhythm-card__metric {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}
.page-disclaimer .rhythm-card__num {
  font-family: var(--font-mono);
  font-size: clamp(34px, 5vw, 46px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--amber);
}
.page-disclaimer .rhythm-card__unit {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.page-disclaimer .rhythm-card__label {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.page-disclaimer .rhythm-card__detail {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease), opacity 0.3s var(--ease), margin-top 0.3s var(--ease);
}
.page-disclaimer .rhythm-card:hover .rhythm-card__detail,
.page-disclaimer .rhythm-card:focus-within .rhythm-card__detail {
  max-height: 130px;
  margin-top: 8px;
  opacity: 1;
}

/* 条款区标题 */
.page-disclaimer .page-disclaimer__bodytitle {
  max-width: var(--disc-max);
  margin: 0 auto clamp(16px, 2.6vw, 26px);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--muted);
}

/* 条款列表 */
.page-disclaimer .clause-list {
  max-width: var(--disc-max);
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}
.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--line);
}
.page-disclaimer .clause__index {
  display: flex;
  align-items: flex-start;
}
.page-disclaimer .clause__anchor {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  text-decoration: none;
  padding: 3px 9px;
  border: 1px solid rgba(34, 225, 214, 0.28);
  border-radius: 999px;
  transition: background 0.16s var(--ease), border-color 0.16s var(--ease), color 0.16s var(--ease);
}
.page-disclaimer .clause__anchor:hover,
.page-disclaimer .clause__anchor:focus-visible {
  border-color: var(--cyan);
  background: rgba(34, 225, 214, 0.12);
}
.page-disclaimer .clause:target .clause__anchor {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}
.page-disclaimer .clause:target .clause__title {
  color: var(--cyan);
}
.page-disclaimer .clause__title {
  margin: 12px 0 10px;
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text);
  transition: color 0.16s var(--ease);
}
.page-disclaimer .clause__body p {
  margin: 0 0 12px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--text-soft);
}
.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 225, 214, 0.32);
}
.page-disclaimer .clause__body a:hover {
  border-bottom-color: var(--cyan);
}
.page-disclaimer .clause__body .num {
  font-family: var(--font-mono);
  color: var(--amber);
}
.page-disclaimer .clause__list {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}
.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
}
.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 8px;
  height: 2px;
  background: var(--amber);
}

/* 中部氛围图 */
.page-disclaimer .page-disclaimer__figure {
  position: relative;
  max-width: var(--disc-max);
  margin: clamp(30px, 4.4vw, 48px) auto;
  padding: clamp(10px, 1.6vw, 16px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(22, 33, 74, 0.72), rgba(7, 11, 24, 0.5) 58%, rgba(34, 225, 214, 0.07));
}
.page-disclaimer .page-disclaimer__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: calc(var(--r-lg) - 8px);
  object-fit: cover;
}
.page-disclaimer .page-disclaimer__figure .media__cap {
  display: block;
  margin: 12px 2px 2px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* 底部出口 */
.page-disclaimer .page-disclaimer__exits {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  max-width: var(--disc-max);
  margin: clamp(38px, 5vw, 62px) auto 0;
}
.page-disclaimer .page-disclaimer__exit {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, var(--ink-700), var(--ink-800));
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease);
}
.page-disclaimer .page-disclaimer__exit:hover,
.page-disclaimer .page-disclaimer__exit:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}
.page-disclaimer .page-disclaimer__exit-title {
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
}
.page-disclaimer .page-disclaimer__exit-arrow {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
  transition: transform 0.16s var(--ease);
}
.page-disclaimer .page-disclaimer__exit:hover .page-disclaimer__exit-arrow {
  transform: translateX(4px);
}

/* 断点：中屏起编号归左列 */
@media (min-width: 720px) {
  .page-disclaimer .page-disclaimer__rhythm-list {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-disclaimer .clause {
    grid-template-columns: var(--disc-index) 1fr;
    gap: clamp(16px, 2.4vw, 32px);
    padding: clamp(26px, 3.4vw, 40px) 0;
  }
  .page-disclaimer .clause__title {
    margin-top: 0;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .page-disclaimer__exits {
    grid-template-columns: 1fr 1fr;
  }
}

/* 窄屏：节奏卡说明常显，避免依赖悬停 */
@media (max-width: 719px) {
  .page-disclaimer .rhythm-card__detail {
    opacity: 1;
    max-height: none;
    margin-top: 8px;
  }
  .page-disclaimer .page-disclaimer__rhythm-list {
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    transform: none !important;
  }
}