.page-disclaimer {
  --disc-rail-w: 196px;
  --disc-line: #D7DFE8;
  background: var(--paper-100);
  color: var(--ink-900);
  font-family: var(--font-cn);
  padding-bottom: 64px;
}

.page-disclaimer a {
  color: inherit;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  text-decoration-color: var(--signal-orange);
}

.page-disclaimer .breadcrumb {
  padding: 16px 0 6px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  margin-top: 6px;
}

.page-disclaimer .disc-hero__panel {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--paper-000);
  border-radius: var(--radius);
  padding: 26px 20px 24px;
  box-shadow: var(--shadow-hard-sm);
}

.page-disclaimer .disc-hero__panel::after {
  content: "";
  position: absolute;
  right: -50px;
  top: -56px;
  width: 150px;
  height: 150px;
  background: var(--signal-orange);
  transform: rotate(45deg);
  opacity: .16;
  pointer-events: none;
}

.page-disclaimer .disc-hero__eyebrow,
.page-disclaimer .disc-hero__title,
.page-disclaimer .disc-hero__lead,
.page-disclaimer .disc-hero__meta {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 20px;
  letter-spacing: .14em;
  color: var(--amber-index);
}

.page-disclaimer .disc-hero__title {
  margin: 10px 0 14px;
  font-size: 32px;
  line-height: 41px;
  font-weight: 900;
  letter-spacing: .01em;
}

.page-disclaimer .disc-hero__lead {
  margin: 0 0 18px;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 28px;
  color: rgba(242, 245, 248, .84);
}

.page-disclaimer .disc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.page-disclaimer .disc-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 20px;
  padding: 3px 9px;
  border: 2px solid var(--paper-000);
  border-radius: var(--radius);
  color: var(--paper-000);
}

.page-disclaimer .disc-chip--orange {
  border-color: var(--signal-orange);
  color: var(--signal-orange);
}

.page-disclaimer .disc-chip--amber {
  border-color: var(--amber-index);
  color: var(--amber-index);
}

.page-disclaimer .disc-hero__media {
  margin: 20px 0 0;
  border: 2px solid var(--ink-900);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
  box-shadow: var(--shadow-hard-sm);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 480;
  object-fit: cover;
}

/* ---------- 布局：正文 + 右侧固定目录 ---------- */
.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.page-disclaimer .disc-rail {
  border-top: 2px solid var(--ink-900);
  border-bottom: 2px solid var(--ink-900);
  padding: 12px 0 14px;
}

.page-disclaimer .disc-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-600);
}

.page-disclaimer .disc-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-rail__list > li {
  flex: none;
}

.page-disclaimer .disc-rail__link {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border: 2px solid var(--ink-600);
  border-radius: var(--radius);
  background: var(--paper-000);
  color: var(--ink-800);
  font-size: 13px;
  line-height: 20px;
  white-space: nowrap;
  text-decoration: none;
}

.page-disclaimer .disc-rail__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--steel-400);
  border-bottom: 2px solid var(--steel-400);
  padding-bottom: 1px;
}

.page-disclaimer .disc-rail__link[data-current="true"] {
  border-color: var(--signal-orange);
  background: var(--ink-900);
  color: var(--paper-000);
}

.page-disclaimer .disc-rail__link[data-current="true"] .disc-rail__no {
  color: var(--signal-orange);
  border-bottom-color: var(--signal-orange);
}

/* ---------- 条款 ---------- */
.page-disclaimer .clause {
  position: relative;
  margin-bottom: 26px;
  background: var(--paper-000);
  border: 2px solid var(--ink-900);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard-sm);
  overflow: hidden;
  scroll-margin-top: 112px;
}

.page-disclaimer .clause__band {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--ink-900);
  color: var(--paper-000);
}

.page-disclaimer .clause__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 20px;
  letter-spacing: .1em;
  color: var(--signal-orange);
  border-bottom: 2px solid var(--signal-orange);
  padding-bottom: 1px;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: 19px;
  line-height: 26px;
  font-weight: 700;
}

.page-disclaimer .clause__body {
  padding: 18px 18px 22px;
}

.page-disclaimer .clause__lead {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 28px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-disclaimer .disc-para {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 27px;
  color: var(--ink-700);
}

.page-disclaimer .disc-sub {
  margin: 22px 0 12px;
  padding-left: 10px;
  border-left: 2px solid var(--signal-orange);
  font-size: 15px;
  line-height: 24px;
  font-weight: 700;
  color: var(--ink-900);
}

/* ---------- 定义式条目 ---------- */
.page-disclaimer .disc-defs {
  margin: 0;
  padding: 0;
}

.page-disclaimer .disc-defs__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--disc-line);
}

.page-disclaimer .disc-defs__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .disc-defs__term {
  font-size: 15.5px;
  line-height: 24px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-disclaimer .disc-defs__term::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  background: var(--signal-orange);
  border: 2px solid var(--ink-900);
  vertical-align: 1px;
}

.page-disclaimer .disc-defs__desc {
  margin: 0;
  font-size: 15px;
  line-height: 27px;
  color: var(--ink-700);
}

/* ---------- 色标图例 ---------- */
.page-disclaimer .disc-keys {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-keys__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  line-height: 25px;
  color: var(--ink-700);
}

.page-disclaimer .disc-keys__dot {
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 2px solid var(--ink-900);
  border-radius: 1px;
}

.page-disclaimer .disc-keys__dot--orange { background: var(--signal-orange); }
.page-disclaimer .disc-keys__dot--cyan { background: var(--cyan-glow); }
.page-disclaimer .disc-keys__dot--amber { background: var(--amber-index); }
.page-disclaimer .disc-keys__dot--ok { background: var(--green-ok); }

/* ---------- 项目符号与编号步骤 ---------- */
.page-disclaimer .disc-bullets {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-bullets__item {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 27px;
  color: var(--ink-700);
}

.page-disclaimer .disc-bullets__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  background: var(--cyan-glow);
  border: 2px solid var(--ink-900);
}

.page-disclaimer .disc-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: disc-step;
}

.page-disclaimer .disc-steps__item {
  position: relative;
  counter-increment: disc-step;
  padding-left: 36px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 27px;
  color: var(--ink-700);
}

.page-disclaimer .disc-steps__item:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-steps__item::before {
  content: counter(disc-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 20px;
  color: var(--signal-orange);
  border-bottom: 2px solid var(--signal-orange);
  padding-bottom: 1px;
}

/* ---------- 提示条 ---------- */
.page-disclaimer .disc-note {
  margin: 18px 0 0;
  padding: 13px 15px;
  border-left: 2px solid var(--signal-orange);
  background: var(--paper-100);
  font-size: 14.5px;
  line-height: 26px;
  color: var(--ink-800);
}

/* ---------- 折叠细则 ---------- */
.page-disclaimer .disc-fold {
  margin-top: 18px;
  border-top: 2px solid var(--ink-900);
  padding-top: 12px;
}

.page-disclaimer .disc-fold__sum {
  cursor: pointer;
  font-size: 14px;
  line-height: 24px;
  font-weight: 700;
  color: var(--ink-800);
  list-style: none;
}

.page-disclaimer .disc-fold__sum::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-fold__sum::before {
  content: "＋";
  display: inline-block;
  width: 16px;
  font-family: var(--font-mono);
  color: var(--signal-orange);
}

.page-disclaimer .disc-fold[open] .disc-fold__sum::before {
  content: "－";
}

.page-disclaimer .disc-fold__body {
  padding: 10px 0 0 16px;
}

.page-disclaimer .disc-fold__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 26px;
  color: var(--ink-700);
}

/* ---------- 复制条款链接 ---------- */
.page-disclaimer .disc-copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 7px 12px;
  border: 2px solid var(--ink-600);
  border-radius: var(--radius);
  background: var(--paper-000);
  color: var(--ink-700);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 20px;
  letter-spacing: .06em;
  cursor: pointer;
}

.page-disclaimer .disc-copy::before {
  content: "#";
  color: var(--signal-orange);
}

.page-disclaimer .disc-copy:hover,
.page-disclaimer .disc-copy:focus-visible {
  border-color: var(--ink-900);
  color: var(--ink-900);
}

.page-disclaimer .disc-copy[data-copy-state="done"] {
  border-color: var(--green-ok);
  color: var(--green-ok);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-defs__row {
    grid-template-columns: 136px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
  }

  .page-disclaimer .disc-keys {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 20px;
  }

  .page-disclaimer .clause__body {
    padding: 22px 26px 26px;
  }

  .page-disclaimer .clause__band {
    padding: 16px 26px;
  }

  .page-disclaimer .clause__title {
    font-size: 22px;
    line-height: 30px;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .disc-hero__panel {
    padding: 34px 30px 32px;
  }

  .page-disclaimer .disc-hero__title {
    font-size: 44px;
    line-height: 54px;
  }

  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 1fr) var(--disc-rail-w);
    gap: 48px;
    margin-top: 40px;
    align-items: start;
  }

  .page-disclaimer .disc-main {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }

  .page-disclaimer .disc-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 104px;
    border: 0;
    padding: 0;
  }

  .page-disclaimer .disc-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-disclaimer .disc-rail__link {
    display: block;
    white-space: normal;
    padding: 11px 0 11px 13px;
    border: 0;
    border-left: 3px solid var(--ink-600);
    border-radius: 0;
    background: transparent;
    color: var(--ink-700);
    font-size: 13.5px;
    line-height: 21px;
  }

  .page-disclaimer .disc-rail__no {
    display: block;
    font-size: 11.5px;
    margin-bottom: 2px;
    border-bottom: 0;
    padding-bottom: 0;
    color: var(--steel-400);
  }

  .page-disclaimer .disc-rail__link[data-current="true"] {
    border-left-color: var(--signal-orange);
    background: rgba(255, 106, 26, .08);
    color: var(--ink-900);
    font-weight: 700;
  }

  .page-disclaimer .disc-rail__link[data-current="true"] .disc-rail__no {
    color: var(--signal-orange);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer * {
    transition: none !important;
    animation: none !important;
  }
}