/* ===== 使用说明页专属样式 ===== */
.page-disclaimer {
  --doc-max-w: 880px;
  --doc-pad-x: 20px;
  padding: 32px 16px 64px;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(rgba(26, 29, 29, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  position: relative;
}

.page-disclaimer .disclaimer-doc {
  max-width: var(--doc-max-w);
  margin: 0 auto;
  padding: 28px var(--doc-pad-x) 44px;
  background-color: #F5F0E6;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow);
  position: relative;
}

.page-disclaimer .disclaimer-doc::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 6px;
  right: 6px;
  bottom: 6px;
  border: 1px solid rgba(208, 208, 208, 0.4);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .disclaimer-doc > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer .doc-breadcrumb {
  margin-bottom: 28px;
}

.page-disclaimer .doc-header {
  text-align: center;
}

.page-disclaimer .doc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-gold);
  background: rgba(255, 179, 0, 0.1);
  border: 1px solid rgba(255, 179, 0, 0.25);
  padding: 5px 14px;
  margin: 0 0 18px;
  border-radius: var(--radius);
}

.page-disclaimer .doc-kicker-code {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  display: inline-block;
  min-width: 24px;
  text-align: center;
}

.page-disclaimer .doc-title {
  font-family: var(--font-heading);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.22;
  margin: 0 0 18px;
  color: var(--color-ink);
  letter-spacing: 0.01em;
}

.page-disclaimer .doc-lead {
  max-width: 660px;
  margin: 0 auto;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-gray);
  text-align: justify;
}

.page-disclaimer .doc-double-line {
  width: 84px;
  height: 4px;
  margin: 30px auto 0;
  border-top: 1px solid var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
}

.page-disclaimer .doc-filing {
  margin: 32px 0 8px;
  padding: 14px 0 16px;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.page-disclaimer .doc-filing dl {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
}

.page-disclaimer .doc-filing dl > div {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 13px;
}

.page-disclaimer .doc-filing dt {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--color-gray);
  white-space: nowrap;
  letter-spacing: 0.4px;
}

.page-disclaimer .doc-filing dd {
  margin: 0;
  color: var(--color-ink);
  word-break: break-all;
}

.page-disclaimer .doc-section {
  display: block;
  padding: 28px 0 24px;
  border-bottom: 1px solid var(--color-line);
  transition: background-color var(--ease);
}

.page-disclaimer .doc-section:hover {
  background-color: rgba(26, 29, 29, 0.035);
}

.page-disclaimer .doc-section-num {
  font-family: var(--font-heading);
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  color: var(--color-gold);
  margin: 0 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--color-gold);
}

.page-disclaimer .doc-section-body h2 {
  font-family: var(--font-heading);
  font-size: 22px;
  line-height: 1.3;
  color: var(--color-ink);
  margin: 0 0 14px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(208, 208, 208, 0.45);
  letter-spacing: 0.02em;
}

.page-disclaimer .doc-section-body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-ink);
  text-align: justify;
  margin: 0 0 12px;
  text-indent: 2em;
}

.page-disclaimer .doc-section-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .rule-list {
  list-style: none;
  margin: 14px 0 16px;
  padding: 0;
  counter-reset: docRule;
}

.page-disclaimer .rule-list li {
  counter-increment: docRule;
  position: relative;
  padding: 11px 0 11px 44px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ink);
  border-bottom: 1px dashed rgba(208, 208, 208, 0.55);
}

.page-disclaimer .rule-list li::before {
  content: "0" counter(docRule);
  position: absolute;
  left: 0;
  top: 12px;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-blue);
  background: rgba(10, 42, 74, 0.06);
  padding: 2px 7px;
  border-radius: var(--radius);
}

.page-disclaimer .rule-list li:last-child {
  border-bottom: none;
}

.page-disclaimer .doc-contact-list {
  margin: 16px 0 12px;
  padding: 16px 18px;
  background: rgba(10, 42, 74, 0.04);
  border-left: 3px solid var(--color-blue);
  display: grid;
  gap: 8px;
}

.page-disclaimer .doc-contact-list > div {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
}

.page-disclaimer .doc-contact-list dt {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-gray);
  min-width: 58px;
}

.page-disclaimer .doc-contact-list dd {
  margin: 0;
  color: var(--color-ink);
  word-break: break-all;
}

.page-disclaimer .contact-note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-gray);
  margin-top: 10px;
}

.page-disclaimer .doc-signoff {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  margin-top: 36px;
  padding-top: 24px;
  text-align: center;
}

.page-disclaimer .doc-signoff-note {
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 2;
  color: var(--color-gray);
  margin: 0;
}

.page-disclaimer .doc-stamp {
  width: 128px;
  height: 128px;
  flex-shrink: 0;
  opacity: 0.8;
  transition: transform var(--ease), opacity var(--ease);
}

.page-disclaimer .doc-stamp:hover {
  transform: rotate(-8deg);
  opacity: 1;
}

.page-disclaimer .doc-stamp:focus-visible {
  outline: 2px solid var(--color-green);
  outline-offset: 4px;
  transform: rotate(-5deg);
  opacity: 1;
}

.page-disclaimer .doc-stamp-svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.page-disclaimer .stamp-text-top {
  font-size: 12px;
  letter-spacing: 2px;
  fill: var(--color-blue);
  font-family: var(--font-heading);
}

.page-disclaimer .stamp-text-bottom {
  font-size: 8px;
  letter-spacing: 1.5px;
  fill: var(--color-blue);
  font-family: var(--font-data);
}

.page-disclaimer .stamp-center {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  fill: var(--color-ink);
  font-family: var(--font-heading);
}

.page-disclaimer .doc-image {
  margin-top: 44px;
  padding-top: 16px;
  border-top: 1px solid var(--color-line);
}

.page-disclaimer .doc-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--color-line);
  filter: sepia(0.12) contrast(0.98);
}

.page-disclaimer .doc-image figcaption {
  margin-top: 10px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-gray);
  text-align: right;
  letter-spacing: 0.4px;
}

.page-disclaimer .doc-related {
  margin-top: 32px;
  padding: 20px;
  background: rgba(10, 42, 74, 0.04);
  border: 1px solid var(--color-line);
  border-top: 2px solid var(--color-blue);
}

.page-disclaimer .doc-related-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-blue);
  margin: 0 0 14px;
  letter-spacing: 0.04em;
}

.page-disclaimer .doc-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .doc-related li {
  margin: 0;
}

.page-disclaimer .doc-related a {
  color: var(--color-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--ease), color var(--ease);
  font-size: 14px;
}

.page-disclaimer .doc-related a:hover {
  color: var(--color-green);
  border-bottom-color: var(--color-green);
}

@media (min-width: 768px) {
  .page-disclaimer {
    padding: 48px 24px 88px;
    background-image:
      radial-gradient(rgba(26, 29, 29, 0.045) 1px, transparent 1px),
      linear-gradient(rgba(208, 208, 208, 0.16) 1px, transparent 1px),
      linear-gradient(90deg, rgba(208, 208, 208, 0.16) 1px, transparent 1px);
    background-size: 28px 28px, 72px 72px, 72px 72px;
  }

  .page-disclaimer .disclaimer-doc {
    padding: 44px 56px 56px;
  }

  .page-disclaimer .doc-breadcrumb {
    margin-bottom: 24px;
  }

  .page-disclaimer .doc-kicker {
    font-size: 12px;
    margin-bottom: 24px;
  }

  .page-disclaimer .doc-title {
    font-size: 36px;
    margin-bottom: 22px;
  }

  .page-disclaimer .doc-lead {
    font-size: 15px;
  }

  .page-disclaimer .doc-filing dl {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-disclaimer .doc-section {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 20px;
    padding: 32px 0 28px;
  }

  .page-disclaimer .doc-section-num {
    margin: 4px 0 0;
  }

  .page-disclaimer .doc-section-body h2 {
    font-size: 24px;
  }

  .page-disclaimer .doc-section-body p {
    font-size: 15px;
  }

  .page-disclaimer .doc-contact-list {
    grid-template-columns: 1fr 1fr;
    gap: 10px 28px;
    padding: 18px 22px;
  }

  .page-disclaimer .doc-signoff {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    text-align: left;
    margin-top: 48px;
  }

  .page-disclaimer .doc-stamp {
    width: 140px;
    height: 140px;
  }

  .page-disclaimer .doc-related ul {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disclaimer-doc {
    max-width: 920px;
  }
}