.page-disclaimer {
  --td-gap: clamp(20px, 3.2vw, 34px);
  display: block;
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-disclaimer .section {
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .td-hero {
  padding-top: clamp(18px, 3vw, 34px);
  overflow: clip;
}

.page-disclaimer .td-hero__blob {
  top: -120px;
  right: -90px;
  opacity: .5;
  pointer-events: none;
}

.page-disclaimer .td-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--td-gap);
  align-items: center;
  position: relative;
  z-index: 1;
}

.page-disclaimer .td-hero__text {
  max-width: 60ch;
}

.page-disclaimer .td-hero__lead {
  margin: 18px 0 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.4vw, 1.125rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .td-meta {
  margin: 18px 0 0;
  font-size: .8125rem;
  letter-spacing: .02em;
  color: var(--mute);
  border-left: 2px solid var(--neon);
  padding-left: 12px;
  line-height: 1.7;
}

.page-disclaimer .td-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-disclaimer .td-hero__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-disclaimer .td-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1400 / 760;
}

.page-disclaimer .td-hero__media .media__label {
  display: block;
  padding: 10px 14px;
  font-size: .75rem;
  color: var(--mute);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .td-index__panel {
  padding: clamp(20px, 3.4vw, 34px);
}

.page-disclaimer .td-index__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  counter-reset: none;
}

.page-disclaimer .td-index__list a {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 12px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  color: var(--mist);
  text-decoration: none;
  background: rgba(6, 19, 31, .55);
  transition: border-color .22s ease, color .22s ease, transform .22s ease;
}

.page-disclaimer .td-index__list a .mono {
  color: var(--neon);
  font-size: .8125rem;
  font-weight: 600;
}

.page-disclaimer .td-index__list a:hover,
.page-disclaimer .td-index__list a:focus-visible {
  border-color: var(--neon);
  color: #fff;
  transform: translateX(3px);
  outline: none;
}

/* ---------- 条款通用 ---------- */
.page-disclaimer .td-clause {
  padding-top: clamp(34px, 5vw, 62px);
  padding-bottom: clamp(34px, 5vw, 62px);
}

.page-disclaimer .td-clause--tint::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(53, 82, 107, .16), rgba(53, 82, 107, 0));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  z-index: 0;
}

.page-disclaimer .td-clause--tint > .wrap {
  position: relative;
  z-index: 1;
}

.page-disclaimer .td-clause__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-disclaimer .td-clause__idx {
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  font-weight: 600;
  color: var(--neon);
  line-height: 1;
  padding-top: .35em;
  border-top: 3px solid var(--neon);
}

.page-disclaimer .td-clause__sub {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--mute);
}

/* ---------- 服务范围 ---------- */
.page-disclaimer .td-scope__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--td-gap);
}

.page-disclaimer .td-scope__diagram {
  padding: 18px;
  margin: 0;
}

.page-disclaimer .td-scope__svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-disclaimer .td-scope__diagram .media__label {
  display: block;
  margin: 8px 0 0;
  font-size: .75rem;
  color: var(--mute);
  letter-spacing: .02em;
}

.page-disclaimer .td-scope__text h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--amber);
}

.page-disclaimer .td-scope__text h3 + p {
  margin-top: 0;
}

.page-disclaimer .td-scope__text p {
  margin: 0 0 22px;
  color: var(--mist);
  line-height: 1.85;
}

.page-disclaimer .td-scope__text a,
.page-disclaimer .td-accuracy__note a,
.page-disclaimer .td-ip__aside a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(38, 245, 208, .4);
}

.page-disclaimer .td-scope__text a:hover,
.page-disclaimer .td-accuracy__note a:hover,
.page-disclaimer .td-ip__aside a:hover {
  border-bottom-color: var(--neon);
}

/* ---------- 数据更新与纠错 ---------- */
.page-disclaimer .td-facts {
  list-style: none;
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-disclaimer .td-fact {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--neon);
  border-radius: var(--radius-sm);
  background: rgba(11, 29, 46, .68);
  display: grid;
  gap: 8px;
}

.page-disclaimer .td-fact--lime {
  border-left-color: var(--lime);
}

.page-disclaimer .td-fact__num {
  display: block;
  font-size: clamp(1.375rem, 4vw, 1.75rem);
  font-weight: 600;
  color: var(--neon);
  line-height: 1.1;
}

.page-disclaimer .td-fact--lime .td-fact__num {
  color: var(--lime);
}

.page-disclaimer .td-fact__label {
  display: block;
  font-size: .90625rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .td-accuracy__note {
  max-width: 68ch;
}

.page-disclaimer .td-accuracy__note h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--amber);
}

.page-disclaimer .td-accuracy__note p {
  margin: 0 0 18px;
  color: var(--mist);
  line-height: 1.85;
}

/* ---------- 账号与使用行为 ---------- */
.page-disclaimer .td-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--td-gap);
}

.page-disclaimer .td-duo__col {
  padding: clamp(20px, 3vw, 28px);
}

.page-disclaimer .td-duo__col--alert {
  border-left: 3px solid var(--alert);
}

.page-disclaimer .td-duo__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--lime);
}

.page-disclaimer .td-duo__col--alert .td-duo__title {
  color: var(--alert);
}

.page-disclaimer .td-duo__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .td-duo__list li {
  position: relative;
  padding-left: 20px;
  font-size: .90625rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-disclaimer .td-duo__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
}

.page-disclaimer .td-duo__col--alert .td-duo__list li::before {
  background: var(--alert);
}

.page-disclaimer .td-conduct__note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 68ch;
  line-height: 1.8;
}

/* ---------- 知识产权 ---------- */
.page-disclaimer .td-ip__grid {
  gap: var(--td-gap);
}

.page-disclaimer .td-ip__grid .prose h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--amber);
}

.page-disclaimer .td-ip__grid .prose p {
  margin: 0 0 20px;
  color: var(--mist);
  line-height: 1.85;
}

.page-disclaimer .td-ip__aside {
  padding: clamp(20px, 3vw, 26px);
  align-self: start;
}

.page-disclaimer .td-ip__aside-line {
  margin: 10px 0 12px;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--neon);
  word-break: break-all;
}

.page-disclaimer .td-ip__aside .note {
  line-height: 1.8;
}

/* ---------- 功能调整 ---------- */
.page-disclaimer .td-change__intro {
  max-width: 68ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-disclaimer .td-change__intro p {
  margin: 0;
  color: var(--mist);
  line-height: 1.85;
}

.page-disclaimer .td-folds {
  display: grid;
  gap: 14px;
}

.page-disclaimer .td-fold {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(11, 29, 46, .6);
  overflow: hidden;
}

.page-disclaimer .td-fold[open] {
  border-color: rgba(38, 245, 208, .5);
}

.page-disclaimer .td-fold summary {
  cursor: pointer;
  padding: 16px 20px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--mist);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color .2s ease;
}

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

.page-disclaimer .td-fold summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--neon);
  line-height: 1;
  width: 1em;
}

.page-disclaimer .td-fold[open] summary::before {
  content: "–";
}

.page-disclaimer .td-fold summary:hover,
.page-disclaimer .td-fold summary:focus-visible {
  color: #fff;
  outline: none;
}

.page-disclaimer .td-fold p {
  margin: 0;
  padding: 0 20px 20px 52px;
  font-size: .90625rem;
  line-height: 1.85;
  color: var(--mute);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .td-help__panel {
  padding: clamp(22px, 3.6vw, 36px);
}

.page-disclaimer .td-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 0;
}

.page-disclaimer .td-help__contact {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: .8125rem;
  line-height: 1.9;
  color: var(--mute);
  word-break: break-word;
}

.page-disclaimer .td-backtop {
  display: inline-block;
  margin-top: clamp(26px, 4vw, 44px);
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px dashed rgba(38, 245, 208, .5);
  padding-bottom: 3px;
}

.page-disclaimer .td-backtop:hover,
.page-disclaimer .td-backtop:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
  outline: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .td-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-disclaimer .td-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  }

  .page-disclaimer .td-scope__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-disclaimer .td-scope__diagram {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

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

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

  .page-disclaimer .td-index__list li:last-child:nth-child(3n + 2) {
    grid-column: span 1;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .td-hero__media {
    margin-left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .td-index__list a,
  .page-disclaimer .td-fold summary {
    transition: none;
  }

  .page-disclaimer .td-index__list a:hover,
  .page-disclaimer .td-index__list a:focus-visible {
    transform: none;
  }
}