.page-disclaimer {
  --terms-accent: var(--orange);
  --terms-col: 68ch;
  --terms-side: 220px;
  --terms-gap: clamp(28px, 4vw, 56px);
  background: var(--night);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--edge);
}
.page-disclaimer .terms-hero__art {
  position: absolute;
  inset: 0;
}
.page-disclaimer .terms-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-disclaimer .terms-hero__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(255, 123, 51, 0.20), transparent 62%),
    linear-gradient(180deg, rgba(14, 22, 32, 0.72) 0%, rgba(14, 22, 32, 0.90) 56%, var(--night) 100%);
}
.page-disclaimer .terms-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(56px, 9vw, 108px);
  padding-bottom: clamp(44px, 6vw, 84px);
}
.page-disclaimer .terms-hero__inner .eyebrow {
  margin-top: 26px;
  margin-bottom: 14px;
}
.page-disclaimer .terms-hero__inner h1 {
  max-width: 22ch;
  margin: 0;
}
.page-disclaimer .terms-hero__inner .lede {
  max-width: 56ch;
  margin: 22px 0 0;
}
.page-disclaimer .terms-hero__meta {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: var(--edge);
  max-width: 56ch;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--dim);
}

/* ---------- 主体分栏 ---------- */
.page-disclaimer .terms-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--terms-gap);
  padding-top: clamp(44px, 6vw, 84px);
  padding-bottom: clamp(56px, 8vw, 104px);
}
.page-disclaimer .terms-content {
  min-width: 0;
}

/* ---------- 目录 ---------- */
.page-disclaimer .terms-toc {
  align-self: start;
  min-width: 0;
}
.page-disclaimer .terms-toc__title {
  margin: 0 0 12px;
  font-family: var(--f-serif);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--dim);
}
.page-disclaimer .terms-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--stroke);
}
.page-disclaimer .terms-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  border-left: 3px solid transparent;
  color: var(--dim);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-disclaimer .terms-toc__link:hover,
.page-disclaimer .terms-toc__link:focus-visible {
  color: var(--white);
  border-left-color: var(--terms-accent);
}
.page-disclaimer .terms-toc__idx {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  opacity: 0.72;
}

/* ---------- 条款区块 ---------- */
.page-disclaimer .terms-clause {
  padding-block: clamp(26px, 4vw, 42px);
  border-top: var(--edge);
  scroll-margin-top: calc(var(--topbar) + 28px);
}
.page-disclaimer .terms-clause:first-child {
  padding-top: 0;
  border-top: 0;
}
.page-disclaimer .terms-clause__head {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  margin-bottom: 18px;
}
.page-disclaimer .terms-clause__num {
  font-family: var(--f-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--terms-accent);
  text-align: right;
}
.page-disclaimer .terms-clause__head h2 {
  margin: 0;
  min-width: 0;
}
.page-disclaimer .terms-clause__body {
  max-width: var(--terms-col);
}
.page-disclaimer .terms-clause__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
}
.page-disclaimer .terms-clause__body p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .terms-clause__body a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--stroke);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-disclaimer .terms-clause__body a:hover,
.page-disclaimer .terms-clause__body a:focus-visible {
  border-bottom-color: var(--terms-accent);
  color: var(--terms-accent);
}

/* ---------- 短注释 ---------- */
.page-disclaimer .terms-note {
  max-width: var(--terms-col);
  margin: 20px 0 0;
  padding: 12px 0 12px 16px;
  border-left: 2px solid var(--terms-accent);
  font-size: 14px;
  line-height: 1.7;
  color: var(--dim);
}
.page-disclaimer .terms-note a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--stroke);
}
.page-disclaimer .terms-note a:hover,
.page-disclaimer .terms-note a:focus-visible {
  color: var(--terms-accent);
  border-bottom-color: var(--terms-accent);
}

/* ---------- 四个切角小面板 ---------- */
.page-disclaimer .terms-scope {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 26px;
}
.page-disclaimer .terms-scope__item {
  padding: 18px 18px 20px;
  background: var(--panel);
  border: var(--edge);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-disclaimer .terms-scope__item:hover {
  border-color: var(--terms-accent);
  transform: translateY(-2px);
}
.page-disclaimer .terms-scope__title {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
}
.page-disclaimer .terms-scope__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
}

/* ---------- 三态标签切换 ---------- */
.page-disclaimer .terms-switch {
  position: relative;
  max-width: var(--terms-col);
  margin-top: 26px;
}
.page-disclaimer .terms-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-disclaimer .terms-switch__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.page-disclaimer .terms-switch__tab {
  cursor: pointer;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--dim);
  background: transparent;
  border: var(--edge);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-disclaimer .terms-switch__tab:hover {
  color: var(--white);
  border-color: var(--dim);
}
.page-disclaimer #qt-report:checked ~ .terms-switch__tabs label[for="qt-report"],
.page-disclaimer #qt-stat:checked ~ .terms-switch__tabs label[for="qt-stat"],
.page-disclaimer #qt-chart:checked ~ .terms-switch__tabs label[for="qt-chart"] {
  background: var(--terms-accent);
  border-color: var(--terms-accent);
  color: var(--night);
}
.page-disclaimer .terms-switch__panel {
  display: none;
  padding: 20px 20px 22px;
  background: var(--panel);
  border: var(--edge);
  border-top: 2px solid var(--terms-accent);
}
.page-disclaimer #qt-report:checked ~ .terms-switch__panels > .terms-switch__panel--report,
.page-disclaimer #qt-stat:checked ~ .terms-switch__panels > .terms-switch__panel--stat,
.page-disclaimer #qt-chart:checked ~ .terms-switch__panels > .terms-switch__panel--chart {
  display: block;
}
.page-disclaimer .terms-switch__line {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--dim);
}
.page-disclaimer .terms-switch__line:last-child {
  margin-bottom: 0;
}
.page-disclaimer .terms-switch__line strong {
  color: var(--white);
  font-weight: 600;
}

/* ---------- 禁止行为列表 ---------- */
.page-disclaimer .terms-ban {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  max-width: var(--terms-col);
  display: grid;
  gap: 0;
}
.page-disclaimer .terms-ban__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-top: var(--edge);
}
.page-disclaimer .terms-ban__idx {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--terms-accent);
  text-align: right;
}
.page-disclaimer .terms-ban__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 原生折叠 ---------- */
.page-disclaimer .terms-fold {
  max-width: var(--terms-col);
  margin-top: 24px;
  border-top: var(--edge);
}
.page-disclaimer .terms-fold__item {
  border-bottom: var(--edge);
}
.page-disclaimer .terms-fold__item summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 16px 0 16px 20px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
  transition: color var(--dur) var(--ease);
}
.page-disclaimer .terms-fold__item summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .terms-fold__item summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 8px;
  height: 1px;
  background: var(--dim);
  transition: width var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-disclaimer .terms-fold__item[open] summary {
  color: var(--terms-accent);
}
.page-disclaimer .terms-fold__item[open] summary::before {
  width: 14px;
  background: var(--terms-accent);
}
.page-disclaimer .terms-fold__body {
  padding: 0 0 18px 20px;
}
.page-disclaimer .terms-fold__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--dim);
}

/* ---------- 底部斜切面板 ---------- */
.page-disclaimer .terms-update {
  position: relative;
  margin-top: clamp(48px, 7vw, 88px);
  padding: clamp(26px, 4vw, 44px);
  background: var(--panel);
  border: var(--edge);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  overflow: hidden;
  scroll-margin-top: calc(var(--topbar) + 28px);
}
.page-disclaimer .terms-update::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -70px;
  width: 200px;
  height: 200px;
  border: 1px solid var(--stroke);
  border-radius: 50%;
  pointer-events: none;
}
.page-disclaimer .terms-update__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}
.page-disclaimer .terms-update__main .eyebrow {
  margin: 0 0 12px;
}
.page-disclaimer .terms-update__main h2 {
  margin: 0 0 14px;
}
.page-disclaimer .terms-update__text {
  max-width: 48ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--dim);
}
.page-disclaimer .terms-update__text a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--stroke);
}
.page-disclaimer .terms-update__text a:hover,
.page-disclaimer .terms-update__text a:focus-visible {
  color: var(--terms-accent);
  border-bottom-color: var(--terms-accent);
}
.page-disclaimer .terms-top-link {
  margin-top: 24px;
}

/* ---------- 联系方式与备案 ---------- */
.page-disclaimer .terms-contact {
  min-width: 0;
}
.page-disclaimer .terms-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "label label"
    "value button";
  gap: 6px 12px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--stroke);
}
.page-disclaimer .terms-contact__label {
  grid-area: label;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--dim);
}
.page-disclaimer .terms-contact__value {
  grid-area: value;
  min-width: 0;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--white);
  overflow-wrap: anywhere;
}
.page-disclaimer .terms-contact__row .copy-btn {
  grid-area: button;
}
.page-disclaimer .terms-contact__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
}
.page-disclaimer .terms-contact__icp {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--stroke);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .terms-scope {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-disclaimer .terms-clause__head {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .terms-body {
    grid-template-columns: var(--terms-side) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
  }
  .page-disclaimer .terms-toc {
    position: sticky;
    top: calc(var(--topbar) + 32px);
  }
  .page-disclaimer .terms-update__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .terms-scope {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-disclaimer .terms-hero__meta {
    margin-top: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-scope__item,
  .page-disclaimer .terms-toc__link,
  .page-disclaimer .terms-switch__tab,
  .page-disclaimer .terms-fold__item summary,
  .page-disclaimer .terms-fold__item summary::before {
    transition: none;
  }
  .page-disclaimer .terms-scope__item:hover {
    transform: none;
  }
}