.page-disclaimer {
  --disc-rule: rgba(23, 224, 200, 0.26);
  --disc-line: rgba(140, 207, 194, 0.18);
  --disc-panel: rgba(18, 61, 50, 0.72);
  --disc-padd: clamp(30px, 6vw, 62px);
  position: relative;
  color: var(--ng-white);
  background:
    radial-gradient(120% 55% at 10% 0%, rgba(23, 224, 200, 0.14), transparent 62%),
    linear-gradient(180deg, var(--ng-night) 0%, var(--ng-night-3) 100%);
  padding-bottom: 0;
  overflow-x: clip;
}

.page-disclaimer a {
  color: var(--ng-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer a.ng-cta,
.page-disclaimer a.ng-index__reset,
.page-disclaimer .usage-index__link {
  text-decoration: none;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 38px);
  padding: clamp(18px, 3vw, 30px) 0 clamp(30px, 5vw, 54px);
}

.page-disclaimer .usage-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--ng-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ng-lime);
}

.page-disclaimer .usage-hero h1 {
  margin: 0 0 16px;
  font-family: var(--ng-narrow);
  font-size: clamp(31px, 6.4vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ng-white);
}

.page-disclaimer .usage-hero__intro {
  margin: 0;
  max-width: 54ch;
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  line-height: 1.9;
  color: var(--ng-mist);
}

.page-disclaimer .usage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-disclaimer .usage-hero__media {
  margin: 0;
  border-radius: var(--ng-radius-lg);
  border: 1px solid var(--disc-rule);
  overflow: hidden;
  background: var(--ng-night-3);
}

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

/* ---------- 章节索引 ---------- */
.page-disclaimer .usage-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 0 0;
  border-top: 1px solid var(--disc-rule);
}

.page-disclaimer .usage-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--disc-rule);
  border-radius: var(--ng-pill);
  background: rgba(6, 20, 15, 0.5);
  color: var(--ng-mist);
  font-size: 13.5px;
  line-height: 1;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-disclaimer .usage-index__num {
  font-family: var(--ng-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ng-lime);
}

.page-disclaimer .usage-index__link:hover {
  color: var(--ng-white);
  border-color: var(--ng-cyan);
}

.page-disclaimer .usage-index__link.is-active {
  background: var(--ng-cyan);
  border-color: var(--ng-cyan);
  color: var(--ng-night-3);
}

.page-disclaimer .usage-index__link.is-active .usage-index__num {
  color: var(--ng-night-3);
}

/* ---------- 章节 ---------- */
.page-disclaimer .usage-sec {
  padding: var(--disc-padd) 0;
  border-top: 1px solid var(--disc-rule);
  scroll-margin-top: 96px;
}

.page-disclaimer .usage-sec .usage-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2.6vw, 30px);
  align-items: start;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-disclaimer .usage-sec__num {
  font-family: var(--ng-mono);
  font-size: clamp(34px, 7vw, 62px);
  line-height: 0.88;
  color: rgba(215, 255, 63, 0.82);
  letter-spacing: -0.03em;
}

.page-disclaimer .usage-sec__headtext {
  min-width: 0;
}

.page-disclaimer .usage-sec h2 {
  margin: 0 0 8px;
  font-family: var(--ng-narrow);
  font-size: clamp(22px, 3.6vw, 33px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ng-white);
}

.page-disclaimer .usage-sec__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ng-mist);
}

.page-disclaimer .usage-sec__p {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 243, 232, 0.86);
}

.page-disclaimer .ng-num {
  font-family: var(--ng-mono);
  color: var(--ng-lime);
  letter-spacing: 0.01em;
}

.page-disclaimer .rule-mark {
  color: var(--ng-white);
  font-weight: 600;
  background-image: linear-gradient(transparent 62%, rgba(215, 255, 63, 0.4) 62%);
  background-repeat: no-repeat;
  padding: 0 0.08em;
}

/* ---------- 三条通道 ---------- */
.page-disclaimer .way-list {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-disclaimer .way-item {
  padding: clamp(16px, 2.6vw, 22px);
  border: 1px solid var(--disc-line);
  border-radius: var(--ng-radius-md);
  background: linear-gradient(160deg, var(--disc-panel), rgba(11, 42, 34, 0.62));
}

.page-disclaimer .way-item--accent {
  border-color: rgba(215, 255, 63, 0.4);
  box-shadow: inset 0 0 0 1px rgba(215, 255, 63, 0.12);
}

.page-disclaimer .way-item__tag {
  display: inline-block;
  margin-bottom: 10px;
}

.page-disclaimer .way-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 243, 232, 0.88);
}

/* ---------- 规则列表 ---------- */
.page-disclaimer .rule-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .rule-list--tight {
  margin-top: clamp(18px, 3vw, 26px);
}

.page-disclaimer .rule-list li {
  position: relative;
  padding: 14px 16px 14px 34px;
  border-radius: var(--ng-radius-sm);
  border: 1px solid var(--disc-line);
  background: rgba(6, 20, 15, 0.48);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 243, 232, 0.88);
}

.page-disclaimer .rule-list li::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--ng-cyan);
  transform: rotate(45deg);
}

/* ---------- 费用与额度 ---------- */
.page-disclaimer .usage-fee {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .fee-card {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--disc-rule);
  border-radius: var(--ng-radius-md);
  background: linear-gradient(155deg, var(--disc-panel), rgba(6, 20, 15, 0.7));
}

.page-disclaimer .fee-card--client {
  border-color: rgba(215, 255, 63, 0.36);
}

.page-disclaimer .fee-card__title {
  margin: 0 0 8px;
  font-family: var(--ng-narrow);
  font-size: clamp(18px, 2.6vw, 22px);
  letter-spacing: -0.01em;
  color: var(--ng-white);
}

.page-disclaimer .fee-card__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ng-mist);
}

.page-disclaimer .tier-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .tier {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  border: 1px solid rgba(23, 224, 200, 0.16);
  border-radius: var(--ng-radius-sm);
  background: rgba(6, 20, 15, 0.55);
}

.page-disclaimer .tier__period {
  font-size: 14px;
  color: var(--ng-mist);
}

.page-disclaimer .tier__price {
  font-family: var(--ng-mono);
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--ng-lime);
}

.page-disclaimer .client-points {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .client-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 243, 232, 0.85);
}

.page-disclaimer .client-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 1px;
  background: var(--ng-cyan);
}

.page-disclaimer .fee-hint {
  position: relative;
  display: inline-block;
  color: var(--ng-white);
  font-weight: 600;
  border-bottom: 1px dashed rgba(215, 255, 63, 0.7);
  cursor: help;
}

.page-disclaimer .fee-hint__pop {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: min(268px, 68vw);
  padding: 10px 12px;
  border: 1px solid var(--ng-cyan);
  border-radius: var(--ng-radius-sm);
  background: var(--ng-night-3);
  color: var(--ng-white);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.65;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
  z-index: 6;
}

.page-disclaimer .fee-hint:hover .fee-hint__pop,
.page-disclaimer .fee-hint:focus .fee-hint__pop,
.page-disclaimer .fee-hint:focus-visible .fee-hint__pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 数据使用 ---------- */
.page-disclaimer .use-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .use-col {
  padding: clamp(16px, 2.8vw, 24px);
  border-radius: var(--ng-radius-md);
  border: 1px solid var(--disc-line);
  background: rgba(18, 61, 50, 0.5);
}

.page-disclaimer .use-col--ok {
  border-left: 3px solid var(--ng-cyan);
}

.page-disclaimer .use-col--no {
  border-left: 3px solid var(--ng-red);
}

.page-disclaimer .use-col__title {
  margin: 0 0 12px;
  font-family: var(--ng-narrow);
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--ng-white);
}

.page-disclaimer .use-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .use-col li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 243, 232, 0.86);
}

.page-disclaimer .use-col--ok li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ng-cyan);
}

.page-disclaimer .use-col--no li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ng-red);
}

/* ---------- 责任与变更（暖白面板） ---------- */
.page-disclaimer .usage-panel {
  padding: clamp(20px, 4vw, 40px);
  border-radius: var(--ng-radius-lg);
  background: var(--ng-white);
  color: var(--ng-coal);
}

.page-disclaimer .rule-list--dark {
  gap: 14px;
}

.page-disclaimer .rule-list--dark li {
  border: 0;
  border-bottom: 1px solid rgba(32, 35, 35, 0.14);
  border-radius: 0;
  background: transparent;
  padding: 0 0 14px 22px;
  color: var(--ng-coal);
  font-size: 14.5px;
}

.page-disclaimer .rule-list--dark li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .rule-list--dark li::before {
  left: 2px;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--ng-copper);
}

.page-disclaimer .rule-list--dark a {
  color: var(--ng-copper);
}

.page-disclaimer .usage-contact {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding-top: clamp(16px, 3vw, 22px);
  border-top: 1px solid rgba(32, 35, 35, 0.18);
  display: grid;
  gap: 12px;
}

.page-disclaimer .usage-contact__row {
  display: grid;
  grid-template-columns: minmax(72px, auto) minmax(0, 1fr);
  gap: 6px 16px;
  align-items: baseline;
}

.page-disclaimer .usage-contact dt {
  font-family: var(--ng-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ng-copper);
}

.page-disclaimer .usage-contact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ng-coal);
  word-break: break-word;
}

.page-disclaimer .usage-contact .ng-num {
  color: var(--ng-coal);
  font-weight: 600;
}

/* ---------- 底部停留条 ---------- */
.page-disclaimer .usage-dock {
  position: sticky;
  bottom: 0;
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: clamp(26px, 5vw, 46px);
  padding: 14px clamp(14px, 3vw, 22px);
  border-top: 1px solid var(--ng-cyan);
  border-radius: var(--ng-radius-lg) var(--ng-radius-lg) 0 0;
  background: linear-gradient(90deg, rgba(6, 20, 15, 0.97), rgba(11, 42, 34, 0.95));
  backdrop-filter: blur(8px);
}

.page-disclaimer .usage-dock__text {
  margin: 0 auto 0 0;
  font-size: 14px;
  color: var(--ng-mist);
}

.page-disclaimer .usage-dock__copy {
  cursor: pointer;
}

.page-disclaimer .usage-dock .ng-cta {
  font-size: 14px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .way-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .use-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-disclaimer .usage-fee {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-disclaimer .usage-sec .usage-sec__head {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .page-disclaimer .usage-panel {
    padding: clamp(28px, 3.4vw, 46px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-index__link,
  .page-disclaimer .fee-hint__pop {
    transition: none;
  }
}
</main>