/* ============ page: disclaimer / 使用条款 ============ */
.page-disclaimer {
  display: block;
  color: var(--body-copy);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  width: var(--shell);
  margin: 0 auto;
  padding: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

.page-disclaimer .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

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

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

.page-disclaimer .breadcrumb-current {
  color: var(--cyan-soft);
}

/* ---------- 页首 ---------- */
.page-disclaimer .terms-hero {
  width: var(--shell);
  margin: 0 auto;
  padding: 26px 0 40px;
  display: grid;
  gap: 28px;
}

.page-disclaimer .terms-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-disclaimer .terms-hero-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .terms-hero-kicker::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--line);
}

.page-disclaimer .terms-hero-copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-disclaimer .terms-hero-copy .lead {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--body-copy);
}

.page-disclaimer .terms-hero-figure {
  position: relative;
  margin: 0;
}

.page-disclaimer .terms-hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  opacity: 0.7;
  border: 2px solid var(--line);
}

.page-disclaimer .terms-hero-figure::after {
  content: "";
  position: absolute;
  right: -7px;
  bottom: -7px;
  width: 44%;
  height: 40%;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  pointer-events: none;
}

/* ---------- 双列条款板 ---------- */
.page-disclaimer .terms-layout {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  gap: 34px;
  padding-bottom: 16px;
}

.page-disclaimer .terms-body {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

/* ---------- 条款 ---------- */
.page-disclaimer .terms-clause {
  scroll-margin-top: 120px;
}

.page-disclaimer .terms-clause-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
}

.page-disclaimer .terms-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-disclaimer .terms-clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-disclaimer .terms-clause .prose {
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--body-copy);
}

.page-disclaimer .terms-clause .prose p {
  margin: 0 0 1em;
}

.page-disclaimer .terms-clause .prose p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-clause .prose a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
  transition: color 0.16s var(--ease), text-decoration-color 0.16s var(--ease);
}

.page-disclaimer .terms-clause .prose a:hover,
.page-disclaimer .terms-clause .prose a:focus-visible {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

/* ---------- 窄列摘要卡 ---------- */
.page-disclaimer .terms-rail {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-disclaimer .terms-rail-label {
  margin: 0 0 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .terms-card {
  display: block;
  padding: 16px 18px;
  border: 2px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-disclaimer .terms-card:hover,
.page-disclaimer .terms-card:focus-visible {
  transform: translate(3px, 3px);
  box-shadow: 9px 9px 0 rgba(0, 0, 0, 0.5);
  border-color: var(--cyan);
}

.page-disclaimer .terms-card[aria-current="true"] {
  border-color: var(--cyan);
  box-shadow: inset 4px 0 0 var(--cyan), var(--shadow-soft);
}

.page-disclaimer .terms-card-num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-disclaimer .terms-card-title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--chalk);
}

.page-disclaimer .terms-card-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 页尾联系方式条 ---------- */
.page-disclaimer .terms-contact {
  margin-top: 44px;
  background: var(--pitch);
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
}

.page-disclaimer .terms-contact-inner {
  width: var(--shell);
  margin: 0 auto;
  padding: 38px 0 42px;
  display: grid;
  gap: 24px;
}

.page-disclaimer .terms-contact-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-disclaimer .terms-contact .terms-rail-label {
  color: var(--cyan-soft);
}

.page-disclaimer .terms-contact-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-disclaimer .terms-contact-lead {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--chalk);
}

.page-disclaimer .terms-contact-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .terms-contact-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  width: 100%;
  margin-top: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  font-variant-numeric: tabular-nums;
  color: var(--chalk);
}

.page-disclaimer .terms-contact-mail {
  word-break: break-all;
}

.page-disclaimer .terms-contact-hours {
  color: var(--cyan-soft);
}

.page-disclaimer .terms-contact .copy-btn {
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--chalk);
  background: transparent;
  border: 2px solid var(--chalk);
  cursor: pointer;
  transition: background 0.16s var(--ease), color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-disclaimer .terms-contact .copy-btn:hover,
.page-disclaimer .terms-contact .copy-btn:focus-visible {
  background: var(--chalk);
  color: var(--pitch);
  border-color: var(--chalk);
}

.page-disclaimer .terms-contact .copy-btn:focus-visible,
.page-disclaimer .terms-card:focus-visible,
.page-disclaimer .breadcrumb-link:focus-visible,
.page-disclaimer .terms-clause .prose a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 平板 ---------- */
@media (min-width: 880px) {
  .page-disclaimer .terms-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
    gap: 44px;
    padding: 40px 0 56px;
  }

  .page-disclaimer .terms-contact-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 40px;
    padding: 50px 0 54px;
  }

  .page-disclaimer .terms-contact-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-disclaimer .terms-contact-meta {
    margin-top: 6px;
  }
}

/* ---------- 桌面双列板式 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: minmax(0, 1fr) 322px;
    gap: 54px;
    align-items: start;
    padding-bottom: 36px;
  }

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

  .page-disclaimer .terms-body {
    gap: 46px;
  }
}

@media (min-width: 1240px) {
  .page-disclaimer .terms-clause .prose {
    font-size: 16px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-card,
  .page-disclaimer .terms-contact .copy-btn,
  .page-disclaimer .breadcrumb-link,
  .page-disclaimer .terms-clause .prose a {
    transition: none;
  }

  .page-disclaimer .terms-card:hover,
  .page-disclaimer .terms-card:focus-visible {
    transform: none;
  }
}