.page-disclaimer {
  --disc-rail-w: 292px;
  --disc-ease: cubic-bezier(.22, .61, .36, 1);
  background: var(--ink);
  color: var(--bone);
  overflow-x: clip;
}

/* ---------- 页首 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  padding-block: clamp(40px, 6vw, 64px) clamp(48px, 7vw, 88px);
}

.page-disclaimer .disc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: .42;
  display: block;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 140% at 8% 0%, rgba(200, 150, 30, .20), transparent 58%),
    linear-gradient(180deg, rgba(10, 11, 15, .40) 0%, rgba(10, 11, 15, .84) 58%, var(--ink) 100%);
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 2;
}

.page-disclaimer .disc-hero .crumb {
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-disclaimer .disc-hero__eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-disclaimer .disc-hero__title {
  margin: 0 0 20px;
  font-size: clamp(38px, 7vw, 82px);
  line-height: .98;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--bone);
  text-shadow: 0 1px 0 rgba(0, 0, 0, .5);
}

.page-disclaimer .disc-hero__title::after {
  content: "";
  display: block;
  width: clamp(64px, 12vw, 132px);
  height: 3px;
  margin-top: 22px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-lit) 55%, transparent 100%);
}

.page-disclaimer .disc-hero__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: rgba(245, 243, 238, .78);
}

/* ---------- 主体左右分栏 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  padding-block: clamp(40px, 6vw, 84px) clamp(32px, 4vw, 56px);
}

/* ---------- 左侧条款目录 ---------- */
.page-disclaimer .disc-rail {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 22px 20px;
}

.page-disclaimer .disc-rail__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--mist);
}

.page-disclaimer .disc-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .disc-rail__link {
  display: block;
  padding: 9px 12px 9px 13px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(245, 243, 238, .68);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 3px 3px 0;
  transition: color 180ms var(--disc-ease), background-color 180ms var(--disc-ease), border-color 180ms var(--disc-ease);
}

.page-disclaimer .disc-rail__link:hover,
.page-disclaimer .disc-rail__link:focus-visible {
  color: var(--bone);
  background: rgba(200, 150, 30, .08);
}

.page-disclaimer .disc-rail__link.is-active {
  color: var(--gold-lit);
  border-left-color: var(--gold);
  background: rgba(200, 150, 30, .12);
}

.page-disclaimer .disc-ver {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-ver__tag {
  display: inline-block;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold-lit);
  border: 1px solid rgba(200, 150, 30, .5);
  border-radius: 2px;
  background: rgba(107, 78, 18, .28);
}

.page-disclaimer .disc-ver__text {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .disc-ver__more {
  margin-top: 14px;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}

.page-disclaimer .disc-ver__more summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--cyan);
  list-style: none;
  padding: 4px 0;
}

.page-disclaimer .disc-ver__more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-ver__more summary::after {
  content: " +";
  font-family: var(--font-mono);
  color: var(--mist);
}

.page-disclaimer .disc-ver__more[open] summary::after {
  content: " −";
}

.page-disclaimer .disc-ver__morelist {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .disc-ver__morelist li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(245, 243, 238, .7);
}

.page-disclaimer .disc-ver__morelist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* ---------- 右侧条款正文 ---------- */
.page-disclaimer .disc-main {
  min-width: 0;
}

.page-disclaimer .disc-clause {
  position: relative;
  padding: clamp(26px, 3vw, 36px) 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-clause:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-clause__num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--gold);
}

.page-disclaimer .disc-clause__title {
  margin: 0 0 16px;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-disclaimer .disc-clause p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 243, 238, .82);
}

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

.page-disclaimer .disc-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 224, 200, .38);
  transition: color 180ms var(--disc-ease), border-color 180ms var(--disc-ease);
}

.page-disclaimer .disc-link:hover,
.page-disclaimer .disc-link:focus-visible {
  color: var(--gold-lit);
  border-bottom-color: var(--gold-lit);
}

.page-disclaimer .disc-term {
  border-bottom: 1px dashed rgba(200, 150, 30, .62);
  color: var(--gold-lit);
}

/* ---------- 底部更新说明条 ---------- */
.page-disclaimer .disc-foot {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 22, 29, 0) 0%, rgba(20, 22, 29, .92) 100%);
}

.page-disclaimer .disc-foot__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 32px;
  padding-block: clamp(26px, 3.4vw, 40px) clamp(36px, 5vw, 60px);
}

.page-disclaimer .disc-foot__text {
  margin: 0;
  flex: 1 1 320px;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .disc-foot__act {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 22px;
}

/* ---------- 桌面端：粘性目录 + 悬挂编号 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-body {
    grid-template-columns: var(--disc-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .disc-rail {
    position: sticky;
    top: 112px;
    padding: 24px 22px;
  }
}

@media (min-width: 720px) {
  .page-disclaimer .disc-clause {
    padding-left: 82px;
  }

  .page-disclaimer .disc-clause__num {
    position: absolute;
    left: 0;
    top: clamp(28px, 3.2vw, 38px);
    margin: 0;
    font-size: 38px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: .02em;
    color: var(--gold);
    opacity: .3;
  }
}

/* ---------- 小屏微调 ---------- */
@media (max-width: 599px) {
  .page-disclaimer .disc-hero__bg {
    opacity: .3;
  }

  .page-disclaimer .disc-hero__title::after {
    margin-top: 16px;
  }

  .page-disclaimer .disc-clause__title {
    font-size: 20px;
  }

  .page-disclaimer .disc-clause p {
    font-size: 15.5px;
  }

  .page-disclaimer .disc-foot__act {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-rail__link,
  .page-disclaimer .disc-link {
    transition: none;
  }
}