.page-disclaimer {
  --disc-line-x: 41px;
  --disc-card-pad: 16px;
  position: relative;
  overflow-x: hidden;
  padding-bottom: clamp(56px, 8vw, 104px);
  background:
    radial-gradient(120% 76% at 88% -8%, rgba(31, 111, 92, 0.34), transparent 62%),
    radial-gradient(90% 60% at 4% 104%, rgba(8, 32, 29, 0.9), transparent 70%),
    var(--ink-green);
  color: var(--cool-white);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
  padding-top: clamp(22px, 4vw, 52px);
  padding-bottom: clamp(30px, 5vw, 62px);
}

.page-disclaimer .disc-hero__eyebrow {
  display: block;
  margin: 0 0 14px;
  color: var(--sand-gold);
  letter-spacing: 0.16em;
}

.page-disclaimer h1 {
  margin: 0;
  font-size: clamp(29px, 5.6vw, 56px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--cool-white);
  max-width: 18ch;
}

.page-disclaimer .disc-hero__lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 46ch;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--pale-gold);
}

.page-disclaimer .disc-hero__media {
  margin: 0;
  border: 1px solid var(--line-gold);
  border-radius: 6px 26px 6px 26px;
  overflow: hidden;
  background: var(--night-green);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-disclaimer .media__caption {
  padding: 10px clamp(12px, 2vw, 18px);
  border-top: 1px solid var(--line-gold);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-green);
}

/* ---------- 条款跳转 ---------- */
.page-disclaimer .disc-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(22px, 3.2vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-jump__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--pale-gold);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .disc-jump__link:hover,
.page-disclaimer .disc-jump__link:focus-visible {
  border-color: var(--line-gold-strong);
  background: rgba(216, 178, 106, 0.12);
  color: var(--cool-white);
}

.page-disclaimer .disc-jump__num {
  font-size: 11.5px;
  color: var(--sand-gold);
}

/* ---------- 数据流程 ---------- */
.page-disclaimer .disc-flow {
  margin-top: clamp(8px, 2vw, 18px);
  padding: clamp(24px, 3.6vw, 44px);
  background: var(--warm-sand);
  color: var(--charcoal);
  border-radius: 26px 8px 26px 8px;
}

.page-disclaimer .disc-flow__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-disclaimer .disc-flow__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--charcoal);
}

.page-disclaimer .disc-flow__note {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: #45524E;
}

.page-disclaimer .disc-flow__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
}

.page-disclaimer .disc-flow__svg {
  display: block;
  width: 100%;
  min-width: 620px;
  height: auto;
}

.page-disclaimer .disc-flow__box {
  fill: #FFFFFF;
  stroke: rgba(18, 24, 26, 0.16);
  stroke-width: 1.5;
  transition: stroke var(--dur) var(--ease), stroke-width var(--dur) var(--ease);
}

.page-disclaimer .disc-flow__step:hover .disc-flow__box {
  stroke: var(--amber);
  stroke-width: 2.4;
}

.page-disclaimer .disc-flow__label {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  fill: var(--charcoal);
  text-anchor: middle;
}

.page-disclaimer .disc-flow__time {
  font-family: var(--font-mono);
  font-size: 14px;
  fill: #4A5A55;
  text-anchor: middle;
}

.page-disclaimer .disc-flow__link {
  stroke: var(--sand-gold);
  stroke-width: 2;
  stroke-dasharray: 7 6;
}

.page-disclaimer .disc-flow__rail {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  fill: #6B7873;
}

/* ---------- 规则链 ---------- */
.page-disclaimer .disc-chain {
  position: relative;
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
  margin: clamp(30px, 4.6vw, 56px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-chain::before {
  content: "";
  position: absolute;
  left: var(--disc-line-x);
  top: 14px;
  bottom: 14px;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg,
      rgba(216, 178, 106, 0) 0%,
      var(--line-gold-strong) 7%,
      var(--line-gold-strong) 93%,
      rgba(216, 178, 106, 0) 100%);
}

.page-disclaimer .disc-card__box {
  padding: var(--disc-card-pad) var(--disc-card-pad) calc(var(--disc-card-pad) + 2px);
  background: linear-gradient(165deg, #123029 0%, #0B2422 100%);
  border: 1px solid var(--line-gold);
  border-radius: 4px 18px 4px 18px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .disc-card__box:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold-strong);
}

.page-disclaimer .disc-card__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .disc-card__index {
  display: inline-block;
  width: 46px;
  padding: 6px 0;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--sand-gold);
  background: var(--night-green);
  border: 1px solid var(--line-gold-strong);
  border-radius: 999px;
}

.page-disclaimer .disc-card__title {
  margin: 0;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cool-white);
}

.page-disclaimer .disc-card__chev {
  position: relative;
  width: 14px;
  height: 14px;
  border-right: 1.6px solid var(--sand-gold);
  border-bottom: 1.6px solid var(--sand-gold);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .disc-card__box[open] .disc-card__chev {
  transform: rotate(225deg) translate(-2px, -2px);
  border-color: var(--amber);
}

.page-disclaimer .disc-card__body {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(216, 178, 106, 0.18);
}

.page-disclaimer .disc-body-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-body-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.9;
  color: #CFDDD7;
}

.page-disclaimer .disc-body-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.92em;
  width: 12px;
  height: 1px;
  background: var(--sand-gold);
}

.page-disclaimer .disc-body-list a {
  color: var(--pale-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold-strong);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .disc-body-list a:hover,
.page-disclaimer .disc-body-list a:focus-visible {
  color: var(--amber);
  border-color: var(--amber);
}

.page-disclaimer .disc-body-list .mono {
  color: var(--pale-gold);
}

/* ---------- 卡片内数据条 ---------- */
.page-disclaimer .disc-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-stats__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  background: rgba(31, 111, 92, 0.24);
  border-left: 2px solid var(--sand-gold);
  border-radius: 2px 12px 2px 12px;
}

.page-disclaimer .disc-stats__v {
  font-size: 24px;
  font-variant-numeric: tabular-nums;
  color: var(--cool-white);
}

.page-disclaimer .disc-stats__k {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gray-green);
}

/* ---------- 底部两步 ---------- */
.page-disclaimer .disc-help {
  margin-top: clamp(40px, 6vw, 78px);
}

.page-disclaimer .disc-help__title {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cool-white);
}

.page-disclaimer .disc-help__grid {
  display: grid;
  gap: 16px;
}

.page-disclaimer .disc-panel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: clamp(20px, 3vw, 30px);
  background: rgba(12, 38, 34, 0.86);
  border: 1px solid var(--line-gold);
  border-radius: 4px 20px 4px 20px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .disc-panel:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold-strong);
}

.page-disclaimer .disc-panel--amber {
  border-color: rgba(228, 130, 58, 0.5);
  background: linear-gradient(160deg, rgba(228, 130, 58, 0.14), rgba(12, 38, 34, 0.9));
}

.page-disclaimer .disc-panel__title {
  margin: 0;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 700;
  color: var(--cool-white);
}

.page-disclaimer .disc-panel__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--pale-gold);
}

.page-disclaimer .disc-help__meta {
  margin: 18px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gray-green);
}

.page-disclaimer .disc-hero__media,
.page-disclaimer .disc-panel,
.page-disclaimer .disc-card__box,
.page-disclaimer .disc-flow {
  scroll-margin-top: 96px;
}

.page-disclaimer [id^="sec-"] {
  scroll-margin-top: 100px;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .disc-help__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer {
    --disc-line-x: 53px;
    --disc-card-pad: 26px;
  }

  .page-disclaimer .disc-hero {
    grid-template-columns: 55fr 45fr;
    padding-top: clamp(32px, 4vw, 64px);
  }

  .page-disclaimer .disc-card__index {
    width: 54px;
  }

  .page-disclaimer .disc-card__body {
    padding-left: 68px;
  }

  .page-disclaimer .disc-flow__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: end;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-card__box,
  .page-disclaimer .disc-panel,
  .page-disclaimer .disc-jump__link,
  .page-disclaimer .disc-card__chev {
    transition: none;
  }

  .page-disclaimer .disc-card__box:hover,
  .page-disclaimer .disc-panel:hover {
    transform: none;
  }
}