.page-disclaimer {
  --disc-fs: 17px;
  --disc-measure: 38em;
  --disc-no: #3d528f;
  position: relative;
  background: var(--sky-900);
  color: var(--ice-050);
  font-family: var(--font-head);
}

.page-disclaimer:has(#disc-fs-small:checked) { --disc-fs: 15.5px; }
.page-disclaimer:has(#disc-fs-large:checked) { --disc-fs: 19.5px; }

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: 22px 0 0;
  overflow: hidden;
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% 32%;
  background:
    radial-gradient(55% 60% at 18% 12%, rgba(47, 242, 213, .16), transparent 72%),
    radial-gradient(45% 55% at 88% 4%, rgba(255, 122, 46, .13), transparent 74%);
  pointer-events: none;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 47, 102, .5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 47, 102, .5) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .6), transparent 72%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .6), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(40px, 11vw, 76px);
  font-weight: 200;
  line-height: 1.02;
  letter-spacing: .04em;
}

.page-disclaimer .disc-hero__lede {
  max-width: 34em;
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ice-300);
}

.page-disclaimer .disc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-hero__figure {
  position: relative;
  z-index: 1;
  max-width: var(--shell-wide);
  margin: 28px auto 0;
  padding: 0 20px;
}

.page-disclaimer .disc-hero__figure .figure__media {
  overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--sky-600);
}

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

.page-disclaimer .disc-hero__figure .figure__cap {
  margin-top: 10px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ice-300);
}

/* ---------- 索引条与字号控制 ---------- */
.page-disclaimer .disc-toolbar {
  position: sticky;
  top: var(--head-h-sm);
  z-index: 7;
  margin-top: 24px;
  background: rgba(6, 11, 31, .9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--sky-600);
  border-bottom: 1px solid var(--sky-600);
}

.page-disclaimer .disc-toolbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding-block: 10px;
}

.page-disclaimer .disc-index {
  flex: 1 1 100%;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-index::-webkit-scrollbar { display: none; }

.page-disclaimer .disc-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-index__list a {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 14px;
  border: 1px solid var(--sky-600);
  border-radius: var(--r-pill);
  color: var(--ice-300);
  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-disclaimer .disc-index__list a:hover {
  color: var(--ice-050);
  border-color: var(--cyan-500);
}

.page-disclaimer .disc-index__list a[aria-current="true"] {
  color: var(--cyan-500);
  border-color: var(--cyan-500);
  background: rgba(47, 242, 213, .08);
}

.page-disclaimer .disc-index__list a:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.page-disclaimer .disc-font {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.page-disclaimer .disc-font__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--sky-600);
  border-radius: var(--r-pill);
  color: var(--ice-300);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .disc-font__btn:hover {
  color: var(--ice-050);
  border-color: var(--cyan-500);
}

.page-disclaimer .disc-font__input:checked + .disc-font__btn {
  color: var(--sky-900);
  background: var(--cyan-500);
  border-color: var(--cyan-500);
}

.page-disclaimer .disc-font__input:focus-visible + .disc-font__btn {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

/* ---------- 条款分组 ---------- */
.page-disclaimer .disc-sec {
  border-bottom: 1px solid var(--sky-600);
}

.page-disclaimer .disc-sec__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-block: 34px;
}

.page-disclaimer .disc-sec__no {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 200;
  line-height: 1;
  letter-spacing: .08em;
  color: var(--disc-no);
  transition: color .24s var(--ease);
}

.page-disclaimer .disc-sec.is-in .disc-sec__no {
  color: var(--cyan-500);
}

.page-disclaimer .disc-sec__title {
  position: relative;
  margin: 0 0 14px;
  font-size: clamp(23px, 5.4vw, 34px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: .02em;
}

.page-disclaimer .disc-sec__title::before {
  content: "";
  position: absolute;
  left: -12px;
  top: .2em;
  bottom: .2em;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan-500);
  opacity: 0;
  transition: opacity .2s var(--ease);
}

.page-disclaimer .disc-sec__title:hover::before {
  opacity: 1;
}

/* ---------- 窄栏正文 ---------- */
.page-disclaimer .disc-prose {
  max-width: var(--disc-measure);
  font-size: var(--disc-fs);
  line-height: 1.9;
  color: var(--ice-050);
}

.page-disclaimer .disc-prose p {
  margin: 0 0 1em;
}

.page-disclaimer .disc-prose ul {
  margin: 0 0 1.1em;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-prose li {
  position: relative;
  margin: 0 0 .6em;
  padding-left: 20px;
}

.page-disclaimer .disc-prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan-500);
}

.page-disclaimer .disc-prose a {
  color: var(--cyan-300);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .disc-prose a:hover {
  color: var(--cyan-500);
}

.page-disclaimer .disc-prose a:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-disclaimer .disc-mono {
  font-family: var(--font-mono);
  font-size: .95em;
  color: var(--cyan-500);
  word-break: break-all;
}

/* ---------- 三类内容许可卡 ---------- */
.page-disclaimer .disc-types {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-types__item {
  padding: 16px 16px 14px;
  border: 1px solid var(--sky-600);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(24, 42, 92, .92), rgba(12, 21, 51, .92));
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .disc-types__item:hover {
  transform: translateY(-3px);
  border-color: var(--cyan-500);
}

.page-disclaimer .disc-types__tag {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--orange-200);
}

.page-disclaimer .disc-types__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ice-300);
}

/* ---------- 中部节奏分隔带 ---------- */
.page-disclaimer .disc-band {
  position: relative;
  margin-top: 8px;
  padding: 30px 0 34px;
  background-color: rgba(12, 21, 51, .6);
  background-image: repeating-linear-gradient(90deg, rgba(30, 47, 102, .55) 0 1px, transparent 1px 76px);
}

.page-disclaimer .disc-band::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--aurora);
}

.page-disclaimer .disc-band .index-tag {
  color: var(--ice-300);
}

.page-disclaimer .disc-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 6.4vw, 40px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--cyan-500);
}

.page-disclaimer .disc-stats__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--ice-300);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .disc-outro {
  padding: 34px 0 76px;
}

.page-disclaimer .disc-outro__card {
  padding: 26px 20px 24px;
  border: 1px solid var(--sky-600);
  border-radius: var(--r-xl);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(47, 242, 213, .10), transparent 62%),
    linear-gradient(150deg, var(--sky-700), var(--sky-800));
}

.page-disclaimer .disc-outro__title {
  margin: 12px 0 0;
  font-size: clamp(24px, 5.6vw, 38px);
  font-weight: 200;
  letter-spacing: .03em;
  line-height: 1.2;
}

.page-disclaimer .disc-outro__text {
  max-width: 34em;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ice-300);
}

.page-disclaimer .disc-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-disclaimer .disc-outro__back {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ice-300);
}

.page-disclaimer .disc-outro__back a {
  color: var(--cyan-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-outro__back a:hover {
  color: var(--cyan-500);
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .disc-totop {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 8;
  display: inline-flex;
  align-items: center;
  padding: 10px 15px;
  border: 1px solid var(--sky-600);
  border-radius: var(--r-pill);
  background: rgba(12, 21, 51, .94);
  color: var(--ice-300);
  font-size: 13px;
  letter-spacing: .08em;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}

.page-disclaimer .disc-totop:hover {
  color: var(--cyan-500);
  border-color: var(--cyan-500);
  transform: translateY(-2px);
}

.page-disclaimer .disc-totop:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-hero {
    padding-top: 34px;
  }

  .page-disclaimer .disc-hero__lede {
    font-size: 18px;
  }

  .page-disclaimer .disc-hero__figure {
    padding: 0 28px;
  }

  .page-disclaimer .disc-toolbar {
    top: var(--head-h);
  }

  .page-disclaimer .disc-index {
    flex: 1 1 auto;
  }

  .page-disclaimer .disc-sec__inner {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 14px 48px;
    padding-block: 46px;
  }

  .page-disclaimer .disc-sec__no {
    font-size: 64px;
    letter-spacing: .04em;
  }

  .page-disclaimer .disc-types {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .page-disclaimer .disc-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px 24px;
  }

  .page-disclaimer .disc-band {
    padding: 38px 0 42px;
  }

  .page-disclaimer .disc-outro__card {
    padding: 38px 40px 34px;
  }

  .page-disclaimer .disc-totop {
    right: 30px;
    bottom: 30px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disc-sec__title::before {
    left: -18px;
  }
}

/* ---------- 降低动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-types__item,
  .page-disclaimer .disc-totop,
  .page-disclaimer .disc-sec__no,
  .page-disclaimer .disc-sec__title::before,
  .page-disclaimer .disc-index__list a,
  .page-disclaimer .disc-font__btn {
    transition-duration: .01ms;
    transform: none;
  }
}