.page-disclaimer {
  --terms-measure: 40em;
  --terms-line-pad: 16px;
  overflow-x: clip;
}

.page-disclaimer .yb-shell__content {
  padding: 20px 16px 72px;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .terms-hero {
  padding: 8px 0 36px;
  border-bottom: 1px solid var(--hairline);
}

.page-disclaimer .terms-hero__grid {
  display: grid;
  gap: 28px;
}

.page-disclaimer .terms-hero__kicker {
  color: var(--pulse-green);
  margin: 0 0 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-disclaimer .terms-hero__title {
  margin: 0 0 18px;
  font-size: 30px;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cold-white);
  max-width: 18em;
}

.page-disclaimer .terms-hero__lede {
  margin: 0 0 22px;
  max-width: var(--terms-measure);
  color: var(--cold-white);
  font-size: 16px;
  line-height: 2;
}

.page-disclaimer .terms-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 4px;
}

.page-disclaimer .terms-tabs__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--index-gray);
  text-transform: uppercase;
  margin-right: 2px;
}

.page-disclaimer .terms-tabs__item {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  color: var(--index-gray);
  white-space: nowrap;
}

.page-disclaimer .terms-tabs__item.is-current {
  background: var(--digital-blue);
  border-color: var(--digital-blue);
  color: #FFFFFF;
}

.page-disclaimer .terms-hero__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--index-gray);
  max-width: var(--terms-measure);
}

.page-disclaimer .terms-hero__media {
  margin: 0;
}

.page-disclaimer .terms-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

/* ---------- 条款章节 ---------- */

.page-disclaimer .terms-sec {
  padding: 4px 0 0;
}

.page-disclaimer .terms-clause {
  border-top: 1px solid var(--hairline);
  transition: border-color 0.2s ease;
}

.page-disclaimer .terms-clause:hover {
  border-top-color: var(--warm-orange);
}

.page-disclaimer .terms-clause__summary {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 10px;
  padding: 20px 0 14px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .terms-clause__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .terms-clause__summary:focus-visible {
  outline: 2px solid var(--digital-blue);
  outline-offset: 4px;
}

.page-disclaimer .terms-clause__num {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--digital-blue);
}

.page-disclaimer .terms-clause__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--cold-white);
  letter-spacing: 0.01em;
}

.page-disclaimer .terms-clause__cue {
  width: 11px;
  height: 11px;
  justify-self: end;
  border-right: 1.5px solid var(--index-gray);
  border-bottom: 1.5px solid var(--index-gray);
  transform: rotate(45deg);
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.page-disclaimer .terms-clause[open] .terms-clause__cue {
  transform: rotate(-135deg);
  border-color: var(--light-blue);
}

.page-disclaimer .terms-clause__body {
  padding: 0 0 30px;
}

.page-disclaimer .terms-clause__intro {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 2;
  color: var(--index-gray);
  max-width: var(--terms-measure);
}

/* ---------- 条款条目 ---------- */

.page-disclaimer .terms-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-disclaimer .terms-item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 8px;
}

.page-disclaimer .terms-item__code {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 2.5;
  color: var(--pulse-green);
}

.page-disclaimer .terms-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 2;
  color: var(--cold-white);
  max-width: var(--terms-measure);
}

.page-disclaimer .terms-item__text a {
  color: var(--light-blue);
  text-decoration: underline;
  text-decoration-color: var(--hairline);
  text-underline-offset: 3px;
}

.page-disclaimer .terms-item__text a:hover {
  color: var(--warm-orange);
  text-decoration-color: var(--warm-orange);
}

/* ---------- 编号复制条 ---------- */

.page-disclaimer .terms-copybar {
  margin-top: 20px;
  padding: 13px 14px;
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--warm-orange);
  border-radius: var(--radius);
  background: var(--panel-slate);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .terms-copybar__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--index-gray);
  text-transform: uppercase;
}

.page-disclaimer .terms-copybar .yb-copy {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: transparent;
  color: var(--light-blue);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .terms-copybar .yb-copy:hover {
  border-color: var(--warm-orange);
  color: var(--warm-orange);
}

.page-disclaimer .terms-copybar .yb-copy.is-done {
  border-color: var(--pulse-green);
  color: var(--pulse-green);
}

/* ---------- 联系方式 ---------- */

.page-disclaimer .terms-contact {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hairline);
}

.page-disclaimer .terms-contact__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--hairline);
}

.page-disclaimer .terms-contact__key {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--index-gray);
}

.page-disclaimer .terms-contact__val {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--cold-white);
  word-break: break-word;
}

.page-disclaimer .terms-contact__val .yb-meta {
  color: var(--cold-white);
}

.page-disclaimer .terms-contact__val .yb-copy {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: transparent;
  color: var(--index-gray);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .terms-contact__val .yb-copy:hover {
  border-color: var(--warm-orange);
  color: var(--warm-orange);
}

.page-disclaimer .terms-contact__val .yb-copy.is-done {
  border-color: var(--pulse-green);
  color: var(--pulse-green);
}

.page-disclaimer .terms-contact__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.95;
  color: var(--index-gray);
  max-width: var(--terms-measure);
}

.page-disclaimer .terms-sec--last .terms-clause {
  border-bottom: 1px solid var(--hairline);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-disclaimer .terms-hero__title {
    font-size: 38px;
  }
  .page-disclaimer .terms-clause__summary {
    grid-template-columns: 60px minmax(0, 1fr) 20px;
    gap: 16px;
    padding: 26px 0 16px;
  }
  .page-disclaimer .terms-clause__num {
    font-size: 48px;
  }
  .page-disclaimer .terms-clause__title {
    font-size: 22px;
  }
  .page-disclaimer .terms-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 12px;
  }
  .page-disclaimer .terms-item__text,
  .page-disclaimer .terms-clause__intro {
    font-size: 16px;
  }
  .page-disclaimer .terms-contact__row {
    grid-template-columns: 110px minmax(0, 1fr);
  }
}

@media (min-width: 768px) {
  .page-disclaimer .yb-shell__content {
    padding: 32px 32px 96px;
  }
  .page-disclaimer .terms-hero {
    padding-bottom: 48px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .terms-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }
  .page-disclaimer .terms-hero__title {
    font-size: 46px;
  }
  .page-disclaimer .terms-hero__media {
    margin-bottom: -56px;
    position: relative;
    z-index: 2;
  }
  .page-disclaimer .terms-clause__body {
    padding-left: 76px;
  }
  .page-disclaimer .terms-copybar {
    max-width: 32em;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .yb-shell__content {
    padding: 40px 56px 120px;
  }
  .page-disclaimer .terms-hero__title {
    font-size: 54px;
  }
  .page-disclaimer .terms-clause__num {
    font-size: 56px;
  }
  .page-disclaimer .terms-clause__title {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-clause,
  .page-disclaimer .terms-clause__cue,
  .page-disclaimer .terms-copybar .yb-copy,
  .page-disclaimer .terms-contact__val .yb-copy {
    transition: none;
  }
}
</main>