/* ===================== 使用说明页 ===================== */
.page-disclaimer {
  display: block;
  background: var(--night);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  padding-bottom: 64px;
  overflow-x: hidden;
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer p {
  margin: 0;
}

.page-disclaimer h1,
.page-disclaimer h2 {
  font-family: var(--font-head);
  font-weight: 800;
  margin: 0;
}

.page-disclaimer .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--speed) var(--ease), border-color var(--speed) var(--ease);
}

.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .crumbs__sep {
  color: var(--line);
}

.page-disclaimer .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: 26px var(--gutter) 42px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(123, 247, 208, 0.10), transparent 62%),
    linear-gradient(168deg, var(--night-2) 0%, var(--night) 66%);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-hero__grid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.08;
  pointer-events: none;
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
}

.page-disclaimer .disc-hero h1 {
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-top: 12px;
  max-width: 22ch;
  text-wrap: balance;
}

.page-disclaimer .disc-lede {
  margin-top: 18px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 15px;
}

.page-disclaimer .disc-figure {
  margin: 30px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.page-disclaimer .disc-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-disclaimer .disc-figure figcaption {
  padding: 10px 16px 12px;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- 主体 ---------- */
.page-disclaimer .disc-body {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-disclaimer .disc-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 22px 0 4px;
}

.page-disclaimer .disc-jump a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  transition: color var(--speed) var(--ease),
    border-color var(--speed) var(--ease),
    background-color var(--speed) var(--ease);
}

.page-disclaimer .disc-jump a:hover,
.page-disclaimer .disc-jump a:focus-visible {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-disclaimer .disc-block {
  padding: 44px 0 8px;
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-block--alt {
  margin-top: 32px;
  padding: 36px 18px 12px;
  border-radius: var(--radius);
  background: var(--night-2);
  border: 1px solid var(--line);
}

.page-disclaimer .disc-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-block__num {
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-disclaimer .disc-block h2 {
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: -0.005em;
}

.page-disclaimer .disc-block__intro {
  margin-top: 16px;
  max-width: 60ch;
  color: var(--muted);
  font-size: 15px;
}

/* ---------- 条目 ---------- */
.page-disclaimer .disc-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-disclaimer .disc-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0 10px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-item:first-child {
  border-top: none;
}

.page-disclaimer .disc-item__num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-disclaimer .disc-item__body {
  min-width: 0;
}

.page-disclaimer .disc-item__lead {
  font-weight: 700;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
}

.page-disclaimer .disc-item__note {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 68ch;
}

/* ---------- 版本对照表 ---------- */
.page-disclaimer .disc-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
}

.page-disclaimer .disc-table__caption {
  caption-side: top;
  text-align: left;
  padding: 14px 16px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-disclaimer .disc-table th,
.page-disclaimer .disc-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-disclaimer .disc-table thead th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(28, 70, 56, 0.35);
}

.page-disclaimer .disc-table tbody th {
  font-weight: 600;
  white-space: nowrap;
}

.page-disclaimer .disc-table tbody tr:last-child th,
.page-disclaimer .disc-table tbody tr:last-child td {
  border-bottom: none;
}

.page-disclaimer .disc-table .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  white-space: nowrap;
}

.page-disclaimer .disc-table .tag--cyan {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}

.page-disclaimer .disc-table .tag--amber {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------- 联系方式 ---------- */
.page-disclaimer .disc-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.page-disclaimer .disc-contact__item {
  background: var(--panel);
  padding: 16px 18px;
}

.page-disclaimer .disc-contact__label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .disc-contact__value {
  margin-top: 4px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

/* ---------- 收尾 ---------- */
.page-disclaimer .disc-tail {
  margin-top: 30px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: rgba(28, 70, 56, 0.22);
}

.page-disclaimer .disc-tail__text {
  font-size: 15px;
  color: var(--text);
  max-width: 56ch;
}

.page-disclaimer .disc-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-disclaimer :focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===================== 断点 ===================== */
@media (min-width: 720px) {
  .page-disclaimer {
    font-size: 17px;
  }

  .page-disclaimer .disc-hero {
    padding: 34px var(--gutter) 54px;
  }

  .page-disclaimer .disc-hero h1 {
    font-size: 46px;
  }

  .page-disclaimer .disc-lede {
    font-size: 16px;
  }

  .page-disclaimer .disc-block {
    padding-top: 56px;
  }

  .page-disclaimer .disc-block--alt {
    padding: 44px 28px 16px;
  }

  .page-disclaimer .disc-block h2 {
    font-size: 25px;
  }

  .page-disclaimer .disc-item {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 24px 0;
  }

  .page-disclaimer .disc-item__lead {
    font-size: 17px;
  }

  .page-disclaimer .disc-item__note {
    font-size: 15px;
  }

  .page-disclaimer .disc-contact {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .disc-contact__item--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-hero h1 {
    font-size: 58px;
    max-width: 24ch;
  }

  .page-disclaimer .disc-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    grid-template-areas:
      "crumbs crumbs"
      "eyebrow figure"
      "title figure"
      "lede figure";
    column-gap: 48px;
    align-items: start;
  }

  .page-disclaimer .disc-hero .crumbs {
    grid-area: crumbs;
  }

  .page-disclaimer .disc-hero .eyebrow {
    grid-area: eyebrow;
  }

  .page-disclaimer .disc-hero h1 {
    grid-area: title;
  }

  .page-disclaimer .disc-lede {
    grid-area: lede;
  }

  .page-disclaimer .disc-figure {
    grid-area: figure;
    margin-top: 0;
    align-self: center;
  }

  .page-disclaimer .disc-item {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .page-disclaimer .disc-item__num {
    font-size: 19px;
  }

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

  .page-disclaimer .disc-contact__item--wide {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .crumbs a,
  .page-disclaimer .disc-jump a {
    transition: none;
  }
}
<<<END>>>