/* ================= */
/* 使用说明页 · 专属   */
/* ================= */
.page-disclaimer {
  --disclaimer-line: rgba(168, 178, 194, 0.22);
  --disclaimer-num-size: 2.8rem;
  background:
    radial-gradient(900px 480px at 78% -6%, rgba(255, 77, 0, 0.14), transparent 65%),
    linear-gradient(180deg, #0D1B2A 0%, #101F30 100%);
  color: var(--color-text);
}

.page-disclaimer .disclaimer-shell {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 16px 80px;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
}

.page-disclaimer .disclaimer-breadcrumbs {
  margin-bottom: 32px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.page-disclaimer .disclaimer-breadcrumbs .breadcrumbs__sep {
  margin: 0 8px;
}

.page-disclaimer .disclaimer-breadcrumbs .breadcrumbs__current {
  color: var(--color-text-muted);
}

.page-disclaimer .disclaimer-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 56px;
  border-bottom: 1px solid var(--disclaimer-line);
  padding-bottom: 40px;
}

.page-disclaimer .disclaimer-hero__index {
  margin-bottom: 16px;
}

.page-disclaimer .disclaimer-hero__index .index-title__no {
  color: var(--color-primary);
}

.page-disclaimer .disclaimer-hero__title {
  font-size: clamp(1.9rem, 5vw, 3.1rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 18px;
}

.page-disclaimer .disclaimer-hero__title-sub {
  display: block;
  margin-top: 4px;
}

.page-disclaimer .disclaimer-hero__bar {
  display: inline-block;
  width: 4px;
  height: 1em;
  background: var(--color-primary);
  margin: 0 10px;
  vertical-align: -0.12em;
}

.page-disclaimer .disclaimer-hero__lead {
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.75;
  max-width: 56ch;
  margin: 0 0 22px;
}

.page-disclaimer .disclaimer-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disclaimer-hero__media {
  margin: 0;
  position: relative;
  align-self: end;
}

.page-disclaimer .disclaimer-hero__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--disclaimer-line);
  background: var(--color-bg-data);
}

.page-disclaimer .disclaimer-hero__cap {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-disclaimer .disclaimer-hero__cap::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--color-primary);
  flex-shrink: 0;
}

.page-disclaimer .disclaimer-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-disclaimer .disclaimer-index {
  border-left: 2px solid var(--color-primary);
  padding-left: 16px;
}

.page-disclaimer .disclaimer-index__label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 16px;
}

.page-disclaimer .disclaimer-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disclaimer-index__link {
  display: inline-block;
  padding: 6px 12px;
  color: var(--color-text);
  background: var(--color-secondary);
  font-size: 0.88rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background var(--transition-speed), color var(--transition-speed), border-color var(--transition-speed);
}

.page-disclaimer .disclaimer-index__link:hover,
.page-disclaimer .disclaimer-index__link:focus-visible {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  outline: none;
}

.page-disclaimer .disclaimer-index__note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.page-disclaimer .disclaimer-sections {
  display: grid;
  gap: 16px;
}

.page-disclaimer .clause-card {
  background: var(--color-secondary);
  border: 1px solid var(--disclaimer-line);
  padding: 20px;
  position: relative;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.page-disclaimer .clause-card:hover {
  border-color: rgba(255, 77, 0, 0.45);
}

.page-disclaimer .clause-card__head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.page-disclaimer .clause-card__no {
  font-family: var(--font-mono);
  font-size: var(--disclaimer-num-size);
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  transform: rotate(-5deg);
  display: inline-block;
  flex-shrink: 0;
}

.page-disclaimer .clause-card__title-box {
  min-width: 0;
}

.page-disclaimer .clause-card__title {
  font-size: 1.3rem;
  font-weight: 900;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.page-disclaimer .clause-card__subtitle {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.page-disclaimer .clause-card__detail {
  margin-top: 14px;
  border-top: 1px solid var(--disclaimer-line);
  padding-top: 4px;
}

.page-disclaimer .clause-card__summary {
  cursor: pointer;
  list-style: none;
  padding: 10px 0 4px;
  font-size: 0.82rem;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.page-disclaimer .clause-card__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause-card__summary::before {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1;
  flex-shrink: 0;
  transition: transform var(--transition-speed), background var(--transition-speed);
}

.page-disclaimer .clause-card__detail[open] .clause-card__summary::before {
  content: "–";
  background: rgba(0, 255, 163, 0.1);
}

.page-disclaimer .clause-card__content {
  padding: 12px 0 4px;
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-disclaimer .clause-card__content p {
  margin: 0 0 12px;
}

.page-disclaimer .clause-card__content a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-speed);
}

.page-disclaimer .clause-card__content a:hover {
  color: #ffffff;
}

.page-disclaimer .clause-card__code-wrap {
  position: relative;
  margin: 14px 0 18px;
}

.page-disclaimer .clause-card__code-tag {
  position: absolute;
  top: -8px;
  left: 12px;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 0.7rem;
  padding: 2px 8px;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  z-index: 1;
}

.page-disclaimer .clause-card__code {
  margin: 0;
  padding: 24px 16px 14px;
  background: var(--color-bg-data);
  border: 1px solid var(--disclaimer-line);
  border-left: 4px solid var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--color-text);
  overflow-x: auto;
  white-space: pre-wrap;
}

.page-disclaimer .clause-card__contact {
  list-style: none;
  margin: 12px 0 16px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .clause-card__contact-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 8px 12px;
}

.page-disclaimer .clause-card__contact-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  width: 72px;
  flex-shrink: 0;
}

.page-disclaimer .clause-card__contact-value {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--color-text);
}

.page-disclaimer .clause-card__contact-addr {
  margin-top: 4px;
}

@media (min-width: 900px) {
  .page-disclaimer .disclaimer-hero {
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: end;
  }

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

  .page-disclaimer .disclaimer-body {
    grid-template-columns: 240px 1fr;
    gap: 48px;
  }

  .page-disclaimer .disclaimer-index {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .disclaimer-index__list {
    flex-direction: column;
    gap: 4px;
  }

  .page-disclaimer .disclaimer-index__link {
    width: 100%;
  }

  .page-disclaimer .disclaimer-sections {
    gap: 20px;
  }

  .page-disclaimer .clause-card {
    padding: 24px 28px;
  }
}