/* ===== 使用说明页 / page-disclaimer ===== */

.page-disclaimer .dsc-hero {
  position: relative;
  padding: calc(var(--header-h) + 34px) 0 46px;
  border-bottom: var(--stroke) solid var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(circle at 94% 4%, rgba(201, 146, 42, 0.22), transparent 46%),
    radial-gradient(circle at 2% 94%, rgba(22, 101, 90, 0.13), transparent 44%);
  background-repeat: no-repeat;
}

.page-disclaimer .dsc-hero-grid {
  display: grid;
  gap: 30px;
}

.page-disclaimer .dsc-hero-copy .breadcrumb {
  margin: 0 0 16px;
}

.page-disclaimer .dsc-hero-copy .eyebrow {
  display: block;
  margin: 0 0 14px;
}

.page-disclaimer .display-title {
  margin: 0 0 20px;
  max-width: 19ch;
}

.page-disclaimer .display-title em {
  font-style: normal;
  color: var(--red);
  background-image: linear-gradient(transparent 62%, var(--gold-light) 62%);
}

.page-disclaimer .lede {
  margin: 0;
  max-width: 52ch;
}

.page-disclaimer .dsc-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-disclaimer .dsc-hero-figure {
  margin: 0;
  border: var(--stroke) solid var(--ink);
  box-shadow: var(--sh-2);
  background: var(--gold-light);
  overflow: hidden;
}

.page-disclaimer .dsc-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* --- 五块窄面板 --- */

.page-disclaimer .dsc-body {
  padding: 46px 0 8px;
}

.page-disclaimer .dsc-body .section-head {
  margin-bottom: 26px;
}

.page-disclaimer .section-title {
  margin: 10px 0 0;
  max-width: 24ch;
}

.page-disclaimer .dsc-panels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-disclaimer .dsc-panel {
  position: relative;
  padding: 22px 18px 24px 30px;
  background: var(--paper);
  border: var(--stroke) solid var(--ink);
  box-shadow: var(--sh-3);
}

.page-disclaimer .dsc-panel::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 10px;
  border-right: var(--stroke) solid var(--ink);
  background: var(--red);
}

.page-disclaimer .dsc-panel:nth-child(2)::before,
.page-disclaimer .dsc-panel:nth-child(4)::before {
  background: var(--jade);
}

.page-disclaimer .dsc-panel:nth-child(3)::before {
  background: var(--gold);
}

.page-disclaimer .dsc-no {
  display: block;
  margin: 0 0 8px;
  font-family: var(--font-num);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.page-disclaimer .dsc-panel h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.2rem, 4.4vw, 1.55rem);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .dsc-panel p {
  margin: 0;
  line-height: 1.85;
  color: var(--ink);
  max-width: 60ch;
}

.page-disclaimer .dsc-panel p + p {
  margin-top: 10px;
}

.page-disclaimer .dsc-panel a,
.page-disclaimer .dsc-foot-main a {
  color: var(--jade);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* --- 适龄提示块 --- */

.page-disclaimer .dsc-age-section {
  padding: 30px 0 0;
}

.page-disclaimer .dsc-age {
  display: grid;
  gap: 20px;
  padding: 24px 20px 26px;
  background: var(--jade-light);
  border: var(--stroke) solid var(--ink);
  box-shadow: var(--sh-1);
}

.page-disclaimer .dsc-age-seal {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--red);
  border: var(--stroke) solid var(--ink);
  box-shadow: var(--sh-3);
}

.page-disclaimer .dsc-age-seal span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: var(--paper);
  border: 2px solid var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--red-deep);
}

.page-disclaimer .dsc-age h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .dsc-age p {
  margin: 0;
  line-height: 1.85;
  color: var(--ink);
  max-width: 60ch;
}

.page-disclaimer .dsc-age-more {
  margin-top: 16px;
}

.page-disclaimer .dsc-age-more summary {
  display: inline-block;
  padding: 9px 16px;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: var(--sh-3);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-disclaimer .dsc-age-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dsc-age-more summary:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--ink);
}

.page-disclaimer .dsc-age-more[open] summary {
  background: var(--gold-light);
}

.page-disclaimer .dsc-age-more p {
  margin-top: 14px;
  padding-left: 14px;
  border-left: 3px solid var(--jade);
}

/* --- 页尾联系与备案 --- */

.page-disclaimer .dsc-foot {
  margin-top: 48px;
  padding: 40px 0 52px;
  background: var(--gold-light);
  border-top: var(--stroke) solid var(--ink);
}

.page-disclaimer .dsc-foot-grid {
  display: grid;
  gap: 26px;
}

.page-disclaimer .dsc-foot-main .eyebrow {
  display: block;
  margin: 0;
}

.page-disclaimer .dsc-foot-main h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.4rem, 4.6vw, 1.9rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .dsc-foot-main p {
  margin: 0 0 22px;
  line-height: 1.85;
  color: var(--ink);
  max-width: 56ch;
}

.page-disclaimer .dsc-seal-block {
  padding: 22px 20px;
  background: var(--red);
  color: var(--paper);
  border: var(--stroke) solid var(--ink);
  box-shadow: var(--sh-1);
}

.page-disclaimer .dsc-seal-label {
  margin: 0 0 12px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--gold-light);
}

.page-disclaimer .dsc-seal-value {
  margin: 0 0 12px;
  font-family: var(--font-num);
  font-weight: 800;
  font-size: clamp(1.25rem, 4.6vw, 1.6rem);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--paper);
  word-break: break-all;
}

.page-disclaimer .dsc-seal-note {
  margin: 0 0 14px;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.86;
}

.page-disclaimer .dsc-seal-block a {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--paper);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* --- 焦点可见性 --- */

.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* --- 断点 --- */

@media (min-width: 720px) {
  .page-disclaimer .dsc-age {
    grid-template-columns: 84px 1fr;
    align-items: start;
    gap: 24px;
    padding: 28px 26px 30px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dsc-hero {
    padding: calc(var(--header-h) + 62px) 0 72px;
  }

  .page-disclaimer .dsc-hero-grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    align-items: end;
    gap: 48px;
  }

  .page-disclaimer .dsc-body {
    padding-top: 68px;
  }

  .page-disclaimer .dsc-panels {
    gap: 22px;
  }

  .page-disclaimer .dsc-panel {
    width: 78%;
    padding: 26px 26px 28px 34px;
  }

  .page-disclaimer .dsc-panel:nth-child(even) {
    width: 72%;
    margin-left: auto;
  }

  .page-disclaimer .dsc-panel:nth-child(3) {
    width: 76%;
    margin-left: 6%;
  }

  .page-disclaimer .dsc-age-section {
    padding-top: 42px;
  }

  .page-disclaimer .dsc-foot {
    margin-top: 68px;
    padding: 56px 0 68px;
  }

  .page-disclaimer .dsc-foot-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .dsc-hero-grid {
    grid-template-columns: minmax(0, 1fr) 440px;
  }

  .page-disclaimer .dsc-panel {
    width: 72%;
  }

  .page-disclaimer .dsc-panel:nth-child(even) {
    width: 66%;
  }

  .page-disclaimer .dsc-panel:nth-child(3) {
    width: 70%;
    margin-left: 8%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dsc-age-more summary {
    transition: none;
  }

  .page-disclaimer .dsc-age-more summary:hover {
    transform: none;
    box-shadow: var(--sh-3);
  }
}