.page-disclaimer {
  position: relative;
  display: block;
  background:
    radial-gradient(120% 62% at 88% 0%, rgba(31, 107, 69, .42), transparent 64%),
    linear-gradient(180deg, var(--ink) 0%, #070B09 100%);
  color: var(--paper);
  padding-bottom: clamp(3rem, 9vw, 7rem);
  overflow-x: clip;
}

.page-disclaimer .crumbs {
  padding-top: clamp(1rem, 3vw, 1.6rem);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  padding-top: clamp(1.4rem, 4vw, 2.6rem);
}

.page-disclaimer .usage-hero__title {
  margin: .5rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6.6vw, 3.9rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-disclaimer .usage-hero__lede {
  max-width: 62ch;
  margin-top: clamp(.9rem, 2.4vw, 1.3rem);
}

.page-disclaimer .usage-jump {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .55rem;
  margin-top: clamp(1.3rem, 3.2vw, 2rem);
}

.page-disclaimer .usage-jump a {
  display: inline-block;
  padding: .42rem .85rem;
  border: 1px solid var(--grid);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .02em;
  color: var(--mist);
  text-decoration: none;
  transition: color .2s ease, background-color .2s ease, border-color .2s ease;
}

.page-disclaimer .usage-jump a:hover,
.page-disclaimer .usage-jump a:focus-visible {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-disclaimer .usage-media {
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
}

.page-disclaimer .usage-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 条款面板 ---------- */
.page-disclaimer .usage-terms {
  padding-top: clamp(2.2rem, 6vw, 3.6rem);
}

.page-disclaimer .usage-terms__lead {
  margin: 0 0 clamp(1.1rem, 3vw, 1.7rem);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  font-weight: 400;
  color: var(--mist);
  text-transform: uppercase;
}

.page-disclaimer .usage-terms__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 1.4rem);
}

.page-disclaimer .term {
  position: relative;
  margin: 0;
  padding: clamp(1.05rem, 3vw, 1.6rem) clamp(1.05rem, 3vw, 1.7rem);
  background: linear-gradient(180deg, rgba(22, 69, 47, .58), rgba(15, 42, 29, .94));
  border: 1px solid var(--grid);
  border-radius: var(--r-lg);
  scroll-margin-top: 6rem;
  transition: border-color .24s ease, box-shadow .24s ease;
}

.page-disclaimer .term[open] {
  box-shadow: var(--shadow-panel);
}

.page-disclaimer .term::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 54px 54px;
  opacity: .3;
  pointer-events: none;
  z-index: 0;
  -webkit-mask-image: radial-gradient(130% 90% at 100% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(130% 90% at 100% 0%, #000 0%, transparent 72%);
}

.page-disclaimer .term--warn {
  border-color: rgba(255, 107, 44, .55);
}

.page-disclaimer .term__head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  gap: .7rem;
  cursor: pointer;
  list-style: none;
  padding-bottom: .2rem;
}

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

.page-disclaimer .term__head::marker {
  content: "";
}

.page-disclaimer .term__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-disclaimer .term--warn .term__no {
  color: var(--flare);
}

.page-disclaimer .term__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.02rem, 3.4vw, 1.2rem);
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-disclaimer .term__chev {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--mist);
  border-bottom: 1.5px solid var(--mist);
  transform: rotate(45deg) translate(-3px, -3px);
  transition: transform .22s ease, border-color .22s ease;
}

.page-disclaimer .term[open] .term__chev {
  transform: rotate(-135deg) translate(-1px, -1px);
  border-color: var(--lime);
}

.page-disclaimer .term__head:hover .term__chev {
  border-color: var(--lime);
}

.page-disclaimer .term__body {
  position: relative;
  z-index: 1;
  margin-top: .9rem;
  padding-top: .95rem;
  border-top: 1px solid var(--grid);
}

.page-disclaimer .term__body > p {
  margin: 0 0 .9rem;
  font-size: clamp(.9rem, 2.1vw, 1rem);
  line-height: 1.78;
  color: rgba(234, 243, 236, .86);
}

.page-disclaimer .term__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
}

.page-disclaimer .term__body li {
  position: relative;
  padding-left: 1.15rem;
  font-size: clamp(.86rem, 2vw, .95rem);
  line-height: 1.72;
  color: rgba(234, 243, 236, .74);
}

.page-disclaimer .term__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--turf);
}

.page-disclaimer .term--warn .term__body li::before {
  background: var(--flare);
}

/* ---------- 尾部入口 ---------- */
.page-disclaimer .usage-tail {
  padding-top: clamp(2.4rem, 6vw, 4rem);
}

.page-disclaimer .usage-tail__panel p {
  max-width: 66ch;
  margin: .9rem 0 0;
  color: var(--mist);
  font-size: clamp(.9rem, 2.1vw, 1rem);
  line-height: 1.78;
}

.page-disclaimer .usage-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: clamp(1.1rem, 3vw, 1.5rem);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .usage-terms__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.3rem, 2.4vw, 1.9rem) clamp(1.6rem, 3vw, 2.5rem);
    align-items: start;
  }

  .page-disclaimer .term:nth-child(even) {
    margin-top: 2.9rem;
  }

  .page-disclaimer .usage-hero__lede {
    font-size: clamp(1rem, 1.5vw, 1.12rem);
  }
}

@media (min-width: 1240px) {
  .page-disclaimer .term {
    padding: 1.75rem 1.9rem;
  }
}