.page-disclaimer {
  --disc-side: 250px;
  --disc-gap: clamp(1.5rem, 3.2vw, 3rem);
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .legal-hero {
  position: relative;
  padding: clamp(1.8rem, 4vw, 3rem) 0 clamp(1.6rem, 3.4vw, 2.8rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(720px 340px at 10% -12%, rgba(255, 107, 26, .16), transparent 68%),
    radial-gradient(660px 320px at 92% 4%, rgba(0, 229, 199, .12), transparent 70%),
    var(--ink-950);
  overflow: hidden;
}

.page-disclaimer .legal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(124, 141, 181, .10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(124, 141, 181, .10) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 86%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .9), transparent 86%);
  pointer-events: none;
}

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

.page-disclaimer .legal-hero__grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.3rem;
}

.page-disclaimer .legal-hero h1 {
  margin: .45rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 8vw, 4.2rem);
  line-height: .99;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-disclaimer .legal-hero .lede {
  margin: 1rem 0 0;
  max-width: 56ch;
  color: var(--body);
  font-size: clamp(1rem, 2.4vw, 1.1rem);
  line-height: 1.78;
}

.page-disclaimer .legal-version {
  display: grid;
  gap: .5rem;
  padding: 1rem 1.1rem 1.1rem;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--orange);
  border-radius: var(--r-md);
  background: rgba(17, 27, 63, .62);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-disclaimer .legal-version__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-size: .84rem;
  line-height: 1.5;
}

.page-disclaimer .legal-version__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--muted);
  white-space: nowrap;
}

.page-disclaimer .legal-version__val {
  color: var(--soft);
  text-align: right;
}

.page-disclaimer .legal-hero__media {
  margin-top: clamp(1.6rem, 3vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

.page-disclaimer .legal-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 6;
}

/* ---------- 正文布局 ---------- */
.page-disclaimer .legal-body {
  padding: clamp(2rem, 5vw, 3.4rem) 0 clamp(2.4rem, 6vw, 4.2rem);
  background:
    radial-gradient(560px 300px at 100% 100%, rgba(0, 229, 199, .07), transparent 72%),
    var(--ink-950);
}

.page-disclaimer .legal-layout {
  display: grid;
  gap: var(--disc-gap);
  align-items: start;
}

/* ---------- 目录 ---------- */
.page-disclaimer .legal-toc {
  padding: 1.05rem 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(10, 17, 40, .72);
}

.page-disclaimer .legal-toc__head {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-disclaimer .legal-toc__list {
  list-style: none;
  margin: .7rem 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .legal-toc__link {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: .5rem;
  align-items: baseline;
  padding: .5rem .6rem;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  color: var(--body);
  font-size: .9rem;
  line-height: 1.45;
  text-decoration: none;
  transition: color var(--t-fast), background var(--t-fast), border-color var(--t-fast);
}

.page-disclaimer .legal-toc__link:hover,
.page-disclaimer .legal-toc__link:focus-visible {
  color: var(--paper);
  background: rgba(0, 229, 199, .08);
  border-left-color: var(--cyan);
  outline: none;
}

.page-disclaimer .legal-toc__index {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--orange);
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .legal-clauses {
  min-width: 0;
}

.page-disclaimer .clause {
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause:first-of-type {
  border-top: 0;
}

.page-disclaimer .clause__head {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr) 1.7rem;
  gap: .7rem;
  align-items: start;
  list-style: none;
  cursor: pointer;
  padding: .15rem 0 .95rem;
}

.page-disclaimer .clause__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: var(--r-sm);
}

.page-disclaimer .clause__num {
  padding-top: .5rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.2vw, 1.9rem);
  line-height: 1.12;
  letter-spacing: .008em;
  color: var(--paper);
  transition: color var(--t-fast);
}

.page-disclaimer .clause__head:hover .clause__title {
  color: var(--cyan);
}

.page-disclaimer .clause__sign {
  position: relative;
  width: 1.6rem;
  height: 1.6rem;
  margin-top: .25rem;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  flex: none;
}

.page-disclaimer .clause__sign::before {
  content: "";
  position: absolute;
  left: 26%;
  right: 26%;
  top: 50%;
  height: 1.5px;
  margin-top: -.75px;
  background: var(--cyan);
}

.page-disclaimer .clause__sign::after {
  content: "";
  position: absolute;
  top: 26%;
  bottom: 26%;
  left: 50%;
  width: 1.5px;
  margin-left: -.75px;
  background: var(--cyan);
  transition: transform var(--t-fast), opacity var(--t-fast);
}

.page-disclaimer .clause[open] .clause__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .clause__body {
  padding-bottom: 1.5rem;
}

.page-disclaimer .clause__body p {
  margin: 0 0 .85rem;
  color: var(--body);
  font-size: 1rem;
  line-height: 1.8;
}

.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(0, 229, 199, .45);
  text-underline-offset: 3px;
  transition: color var(--t-fast), text-decoration-color var(--t-fast);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--paper);
  text-decoration-color: var(--orange);
}

.page-disclaimer .clause__flag {
  display: block;
  padding: .75rem .95rem;
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(255, 209, 102, .07);
  color: var(--soft) !important;
  font-size: .94rem !important;
  line-height: 1.7 !important;
}

/* ---------- 数据条 ---------- */
.page-disclaimer .data-strip {
  display: grid;
  gap: 1px;
  margin: 1.15rem 0 1.05rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--line);
  overflow: hidden;
}

.page-disclaimer .data-strip__cell {
  padding: .95rem 1rem 1.05rem;
  background: var(--ink-900);
}

.page-disclaimer .data-strip__cell dt {
  margin-bottom: .4rem;
  font-family: var(--font-mono);
  font-size: .71rem;
  letter-spacing: .09em;
  color: var(--muted);
}

.page-disclaimer .data-strip__cell dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  line-height: 1.15;
  color: var(--paper);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .legal-return {
  margin-top: 1.8rem;
  padding-top: 1.4rem;
  border-top: 1px dashed var(--line-strong);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .data-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-disclaimer .clause__head {
    grid-template-columns: 3.4rem minmax(0, 1fr) 1.7rem;
    gap: .9rem;
  }

  .page-disclaimer .clause__body {
    padding-left: 4.3rem;
  }

  .page-disclaimer .legal-version {
    padding: 1.1rem 1.2rem 1.2rem;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .legal-hero__grid {
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: 2.6rem;
    align-items: end;
    margin-top: 1.6rem;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: var(--disc-side) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .legal-toc {
    position: sticky;
    top: 1.4rem;
  }

  .page-disclaimer .clause__body p {
    max-width: 68ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .legal-toc__link,
  .page-disclaimer .clause__title,
  .page-disclaimer .clause__sign::after,
  .page-disclaimer .clause__body a {
    transition: none;
  }
}