.page-disclaimer {
  --disc-line: var(--line);
  --disc-edge: rgba(0, 229, 199, .42);
  background: var(--sea);
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 42px) clamp(32px, 5.4vw, 60px);
  border-bottom: 1px solid var(--disc-line);
  background:
    radial-gradient(760px 320px at 84% -14%, rgba(0, 229, 199, .15), transparent 62%),
    linear-gradient(168deg, var(--trench) 0%, var(--sea) 76%);
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--disc-line) 0 1px, transparent 1px 44px);
}

.page-disclaimer .disc-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-disclaimer .disc-hero-copy {
  min-width: 0;
}

.page-disclaimer .disc-kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-disclaimer h1 {
  margin: 0 0 18px;
  font-size: clamp(29px, 5.2vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-disclaimer .disc-lead {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.86;
  color: var(--steel);
}

.page-disclaimer .disc-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .disc-hero-figure {
  margin: 0;
  border: 1px solid var(--disc-line);
  border-radius: var(--r);
  overflow: hidden;
  background: rgba(7, 20, 39, .6);
}

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

/* ---------- 主体：索引 + 内容 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  gap: clamp(18px, 3vw, 44px);
  padding-block: clamp(30px, 5vw, 58px);
}

.page-disclaimer .disc-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--disc-line);
}

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

.page-disclaimer .disc-rail-title {
  display: none;
}

.page-disclaimer .disc-rail a {
  flex: 0 0 auto;
  padding: 7px 13px;
  border: 1px solid var(--disc-line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--steel);
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-disclaimer .disc-rail a:hover,
.page-disclaimer .disc-rail a:focus-visible {
  color: var(--cyan);
  border-color: var(--disc-edge);
  background: rgba(0, 229, 199, .08);
}

.page-disclaimer .disc-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.4vw, 24px);
}

/* ---------- 条款卡 ---------- */
.page-disclaimer .clause {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.4vw, 32px);
  padding-right: clamp(20px, 3.4vw, 48px);
  border: 1px solid var(--disc-line);
  border-radius: var(--r);
  background: linear-gradient(180deg, var(--card-top) 0%, var(--card-bot) 100%);
  scroll-margin-top: 108px;
  transition: border-color .3s var(--ease);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), rgba(0, 229, 199, 0) 84%);
  opacity: .34;
  transition: opacity .3s var(--ease);
}

.page-disclaimer .clause:hover {
  border-color: var(--disc-edge);
}

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

.page-disclaimer .clause-no {
  position: absolute;
  top: -8px;
  right: 12px;
  font-size: clamp(50px, 8vw, 76px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.04em;
  color: rgba(42, 74, 102, .32);
  -webkit-text-stroke: 1px rgba(42, 74, 102, .7);
  pointer-events: none;
  user-select: none;
}

.page-disclaimer .clause-title {
  position: relative;
  margin: 0 0 14px;
  padding-right: 66px;
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-disclaimer .clause-body p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--steel);
}

.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(0, 229, 199, .45);
  transition: border-color .25s var(--ease);
}

.page-disclaimer .clause-body a:hover {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .clause-note {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-top: 16px !important;
  padding-top: 14px;
  border-top: 1px dashed var(--disc-line);
  font-size: 13.5px !important;
  color: var(--amber) !important;
}

.page-disclaimer .clause-note .mono {
  color: var(--orange);
  letter-spacing: .08em;
}

.page-disclaimer .clause-note a {
  color: var(--amber);
  border-bottom-color: rgba(255, 176, 32, .45);
}

/* ---------- 常见问题折叠 ---------- */
.page-disclaimer .disc-faq {
  margin-top: clamp(12px, 2vw, 22px);
}

.page-disclaimer .disc-faq-title {
  margin: 0 0 16px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  color: var(--mist);
  letter-spacing: -.01em;
}

.page-disclaimer .disc-fold {
  margin-bottom: 10px;
  border: 1px solid var(--disc-line);
  border-radius: var(--r);
  background: rgba(14, 39, 66, .5);
  overflow: hidden;
  transition: border-color .25s var(--ease);
}

.page-disclaimer .disc-fold:hover {
  border-color: rgba(0, 229, 199, .3);
}

.page-disclaimer .disc-fold summary {
  position: relative;
  padding: 15px 48px 15px 18px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .disc-fold summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
  transition: transform .25s var(--ease);
}

.page-disclaimer .disc-fold[open] summary {
  color: var(--cyan);
}

.page-disclaimer .disc-fold[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.page-disclaimer .disc-fold p {
  margin: 0;
  padding: 14px 18px 18px;
  border-top: 1px solid var(--disc-line);
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 联系与运营信息 ---------- */
.page-disclaimer .disc-strip {
  margin-top: clamp(14px, 2.5vw, 26px);
}

.page-disclaimer .disc-strip-title {
  margin: 0 0 16px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 800;
  color: var(--mist);
  letter-spacing: -.01em;
}

.page-disclaimer .disc-strip-grid {
  display: grid;
  gap: 14px;
}

.page-disclaimer .disc-strip-card {
  padding: 20px;
  border: 1px solid var(--disc-line);
  border-radius: var(--r);
  background: linear-gradient(180deg, rgba(14, 39, 66, .92), rgba(7, 20, 39, .92));
}

.page-disclaimer .disc-strip-card--meta {
  border-color: rgba(0, 229, 199, .34);
  background:
    radial-gradient(320px 140px at 100% 0%, rgba(0, 229, 199, .14), transparent 70%),
    linear-gradient(180deg, rgba(14, 39, 66, .95), rgba(7, 20, 39, .95));
}

.page-disclaimer .disc-strip-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-disclaimer .disc-strip-value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
  word-break: break-word;
}

.page-disclaimer .disc-strip-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 页脚条 ---------- */
.page-disclaimer .disc-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: clamp(14px, 2vw, 22px);
  padding-top: 20px;
  border-top: 1px solid var(--disc-line);
}

.page-disclaimer .disc-foot-note {
  flex: 1 1 30ch;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

.page-disclaimer .disc-foot-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 199, .45);
}

.page-disclaimer .disc-foot-note a:hover {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .disc-top {
  flex: 0 0 auto;
  display: inline-block;
  padding: 9px 18px;
  border: 1px solid var(--disc-edge);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}

.page-disclaimer .disc-top:hover {
  background: rgba(0, 229, 199, .12);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-strip-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-strip-card--meta {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-body {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-disclaimer .disc-rail {
    position: sticky;
    top: 104px;
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0 0 0 16px;
    border-bottom: 0;
    border-left: 1px solid var(--disc-line);
  }

  .page-disclaimer .disc-rail-title {
    display: block;
    margin: 0 0 12px;
    font-size: 11px;
    letter-spacing: .2em;
    color: var(--steel);
  }

  .page-disclaimer .disc-rail a {
    padding: 8px 0;
    border: 0;
    border-radius: 0;
    font-size: 14px;
    white-space: normal;
    background: none;
  }

  .page-disclaimer .disc-rail a:hover,
  .page-disclaimer .disc-rail a:focus-visible {
    background: none;
    color: var(--cyan);
  }

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

  .page-disclaimer .disc-strip-card--meta {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause,
  .page-disclaimer .clause::before,
  .page-disclaimer .disc-fold,
  .page-disclaimer .disc-fold summary::after,
  .page-disclaimer .disc-rail a,
  .page-disclaimer .disc-top {
    transition: none;
  }
}