.page-disclaimer {
  --pd-cut: polygon(12px 0, 100% 0, 100% 100%, 0 100%, 0 12px);
  --pd-clause-gap: 44px;
}

/* ---------- 页首 ---------- */
.page-disclaimer .pd-masthead {
  padding: 36px 0 44px;
}

.page-disclaimer .pd-masthead .yb-breadcrumb {
  margin-bottom: 28px;
}

.page-disclaimer .pd-masthead__kicker {
  display: block;
  margin-bottom: 12px;
}

.page-disclaimer .pd-masthead__title {
  margin: 0 0 22px;
  max-width: 14ch;
}

.page-disclaimer .pd-masthead__lede {
  max-width: 58ch;
  margin: 0;
}

.page-disclaimer .pd-banner {
  position: relative;
  margin: 36px 0 0;
  clip-path: var(--yb-cut-rb);
  background: var(--yb-abyss);
  overflow: hidden;
}

.page-disclaimer .pd-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 32 / 9;
  object-fit: cover;
  opacity: 0.66;
}

.page-disclaimer .pd-banner__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--yb-steel);
  background: rgba(11, 30, 58, 0.62);
  border-top: 1px solid var(--yb-line);
}

.page-disclaimer .pd-banner__cap .yb-mono {
  color: var(--yb-signal);
  letter-spacing: 0.08em;
}

/* ---------- 两栏骨架 ---------- */
.page-disclaimer .pd-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 56px;
  padding-bottom: 120px;
}

.page-disclaimer .pd-clauses {
  min-width: 0;
}

/* ---------- 编号条款 ---------- */
.page-disclaimer .pd-clause {
  position: relative;
  padding: var(--pd-clause-gap) 0;
  border-top: 1px solid var(--yb-line-soft);
  scroll-margin-top: 120px;
  transition: background-color 200ms var(--yb-ease);
}

.page-disclaimer .pd-clause:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .pd-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.page-disclaimer .pd-clause__num {
  font-family: var(--yb-font-mono);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.18em;
  font-variant-numeric: tabular-nums;
  color: var(--yb-signal);
}

.page-disclaimer .pd-clause__title {
  margin: 0;
  flex: 0 1 auto;
}

.page-disclaimer .pd-clause__head::after {
  content: "";
  flex: 1 1 48px;
  min-width: 32px;
  height: 1px;
  align-self: center;
  background: linear-gradient(90deg, var(--yb-line) 0%, rgba(31, 224, 200, 0) 100%);
  transform: rotate(-18deg);
  transform-origin: left center;
}

.page-disclaimer .pd-clause__body p {
  margin: 0 0 18px;
  max-width: 42em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--yb-steel);
}

.page-disclaimer .pd-clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .pd-clause__body a {
  color: var(--yb-signal);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
}

.page-disclaimer .pd-clause__body a:hover,
.page-disclaimer .pd-clause__body a:focus-visible {
  text-decoration-thickness: 2px;
}

/* ---------- 许可双栏 ---------- */
.page-disclaimer .pd-permit {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 26px 0;
  background: var(--yb-line-soft);
  clip-path: var(--pd-cut);
  overflow: hidden;
}

.page-disclaimer .pd-permit__col {
  padding: 20px 22px 22px;
  background: var(--yb-room);
}

.page-disclaimer .pd-permit__col--allow {
  background: linear-gradient(180deg, rgba(31, 224, 200, 0.09) 0%, var(--yb-room) 62%);
}

.page-disclaimer .pd-permit__head {
  margin: 0 0 14px;
}

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

.page-disclaimer .pd-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--yb-steel);
}

.page-disclaimer .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 13px;
  height: 1px;
  background: var(--yb-signal);
  transform: rotate(-18deg);
  transform-origin: left center;
}

.page-disclaimer .pd-list--deny li::before {
  background: var(--yb-mute);
}

/* ---------- 快速读法 ---------- */
.page-disclaimer .yb-quick-read {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--yb-line-faint);
  font-size: 14px;
  line-height: 1.7;
  color: var(--yb-mute);
}

.page-disclaimer .pd-qr__tag {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--yb-signal);
  border-left: 2px solid var(--yb-signal);
  padding-left: 8px;
}

/* ---------- 侧栏 ---------- */
.page-disclaimer .pd-aside {
  display: grid;
  gap: 40px;
  align-content: start;
  min-width: 0;
}

.page-disclaimer .pd-aside__toc {
  padding: 20px 22px;
  background: var(--yb-abyss);
  border: 1px solid var(--yb-line);
  clip-path: var(--pd-cut);
}

.page-disclaimer .pd-aside__toc a {
  display: block;
  padding: 7px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--yb-steel);
  text-decoration: none;
  transition: color 160ms var(--yb-ease);
}

.page-disclaimer .pd-aside__toc a:hover,
.page-disclaimer .pd-aside__toc a:focus-visible,
.page-disclaimer .pd-aside__toc a[aria-current="true"] {
  color: var(--yb-signal);
}

.page-disclaimer .pd-aside__toc a[aria-current="true"] {
  padding-left: 10px;
  border-left: 2px solid var(--yb-signal);
}

/* ---------- 术语表 ---------- */
.page-disclaimer .pd-gloss__title {
  display: block;
  margin: 0 0 8px;
}

.page-disclaimer .pd-gloss__list {
  margin: 0;
  padding: 0;
}

.page-disclaimer .pd-term {
  padding: 14px 0;
  border-top: 1px solid var(--yb-line-faint);
  transition: border-color 180ms var(--yb-ease), background-color 180ms var(--yb-ease);
}

.page-disclaimer .pd-term:hover,
.page-disclaimer .pd-term:focus-within {
  border-top-color: var(--yb-signal);
}

.page-disclaimer .pd-term__key {
  display: block;
  margin-bottom: 6px;
  font-family: var(--yb-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  color: var(--yb-signal);
}

.page-disclaimer .pd-term__val {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--yb-mute);
  transition: color 180ms var(--yb-ease);
}

.page-disclaimer .pd-term:hover .pd-term__val,
.page-disclaimer .pd-term:focus-within .pd-term__val {
  color: var(--yb-steel);
}

.page-disclaimer .pd-gloss__note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--yb-mute);
}

/* 术语悬停时点亮对应条款（支持 :has 时生效，不支持则无影响） */
.page-disclaimer:has(.pd-term[data-target="license"]:hover) .pd-clause[data-clause="license"],
.page-disclaimer:has(.pd-term[data-target="accuracy"]:hover) .pd-clause[data-clause="accuracy"],
.page-disclaimer:has(.pd-term[data-target="revision"]:hover) .pd-clause[data-clause="revision"] {
  background-color: rgba(31, 224, 200, 0.035);
}

/* ---------- 邮箱与复制 ---------- */
.page-disclaimer .pd-mail {
  color: var(--yb-paper);
  font-size: 15px;
  word-break: break-all;
}

.page-disclaimer .pd-copy {
  margin-left: 8px;
  padding: 4px 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--yb-signal);
  background: transparent;
  border: 1px solid var(--yb-line);
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 160ms var(--yb-ease), background-color 160ms var(--yb-ease);
}

.page-disclaimer .pd-copy:hover,
.page-disclaimer .pd-copy:focus-visible {
  border-color: var(--yb-signal);
  background: rgba(31, 224, 200, 0.08);
}

.page-disclaimer .pd-copy[data-copied="true"] {
  color: var(--yb-paper);
  border-color: var(--yb-signal);
  background: rgba(31, 224, 200, 0.14);
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 767px) {
  .page-disclaimer .pd-masthead {
    padding-top: 24px;
  }

  .page-disclaimer .pd-masthead__title {
    max-width: none;
  }

  .page-disclaimer .pd-banner {
    margin-top: 26px;
  }

  .page-disclaimer .pd-banner img {
    aspect-ratio: 16 / 9;
  }

  .page-disclaimer .pd-banner__cap {
    position: static;
    font-size: 11px;
  }

  .page-disclaimer .pd-layout {
    gap: 40px;
    padding-bottom: 88px;
  }

  .page-disclaimer .pd-clause {
    padding: 34px 0;
  }

  .page-disclaimer .pd-clause__num {
    flex: 0 0 100%;
  }

  .page-disclaimer .pd-clause__head::after {
    display: none;
  }

  .page-disclaimer .pd-clause__body p {
    font-size: 16px;
  }

  .page-disclaimer .pd-permit__col {
    padding: 18px;
  }
}

@media (min-width: 640px) {
  .page-disclaimer .pd-permit {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 992px) {
  .page-disclaimer .pd-layout {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 72px;
    padding-bottom: 144px;
  }

  .page-disclaimer .pd-aside__toc {
    position: sticky;
    top: 108px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer .pd-aside,
  .page-disclaimer .pd-copy,
  .page-disclaimer .pd-banner img {
    display: none;
  }

  .page-disclaimer .pd-layout {
    display: block;
    padding-bottom: 0;
  }

  .page-disclaimer .pd-clause {
    break-inside: avoid;
  }

  .page-disclaimer .pd-clause__num,
  .page-disclaimer .pd-term__key {
    color: #1A140F;
  }
}