.page-disclaimer {
  --tc-line: rgba(226, 215, 195, 0.16);
  --tc-line-soft: rgba(226, 215, 195, 0.08);
  --tc-line-strong: rgba(226, 215, 195, 0.34);
  --tc-dim: rgba(245, 239, 227, 0.76);
  --tc-faint: rgba(245, 239, 227, 0.52);
  background: var(--ink-950);
  color: var(--cream-050);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  padding: 22px 0 46px;
  background:
    radial-gradient(92% 74% at 88% -18%, rgba(255, 106, 26, 0.2), transparent 62%),
    radial-gradient(70% 60% at 4% 6%, rgba(46, 107, 255, 0.14), transparent 60%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-950) 82%);
}

.page-disclaimer .breadcrumb {
  margin: 0 0 30px;
}

.page-disclaimer .breadcrumb__link {
  color: var(--tc-faint);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .breadcrumb__link:hover {
  color: var(--orange-500);
}

.page-disclaimer .breadcrumb__item span[aria-current="page"] {
  color: var(--tc-dim);
}

.page-disclaimer .breadcrumb__sep {
  color: rgba(245, 239, 227, 0.3);
}

.page-disclaimer .terms-hero__grid {
  display: grid;
  gap: 34px;
}

.page-disclaimer .terms-hero__tag {
  display: inline-block;
  margin: 0 0 18px;
  padding-left: 12px;
  border-left: 2px solid var(--orange-500);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--orange-500);
}

.page-disclaimer .terms-hero h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.7rem, 12vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--cream-050);
}

.page-disclaimer .terms-hero .lede {
  margin: 22px 0 0;
  max-width: 48ch;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--tc-dim);
}

.page-disclaimer .terms-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--tc-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 38px), calc(100% - 38px) 100%, 0 100%);
}

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

.page-disclaimer .terms-hero__figure figcaption {
  display: block;
  padding: 10px 14px 14px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--warm-gray-500);
}

/* ---------- 吸附目录条 ---------- */
.page-disclaimer .terms-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(15, 13, 11, 0.96);
  border-top: 1px solid var(--tc-line);
  border-bottom: 1px solid var(--tc-line);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.42);
}

.page-disclaimer .terms-nav__scroller {
  display: flex;
  align-items: stretch;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.page-disclaimer .terms-nav__scroller::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .terms-nav__scroller a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 15px 14px;
  white-space: nowrap;
  font-size: 0.9375rem;
  line-height: 1;
  color: var(--tc-faint);
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .terms-nav__scroller a:hover {
  color: var(--cream-050);
}

.page-disclaimer .terms-nav__scroller a[aria-current="true"] {
  color: var(--cream-050);
  border-bottom-color: var(--orange-500);
}

.page-disclaimer .terms-nav__scroller a .mono {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--orange-500);
}

/* ---------- 条文正文 ---------- */
.page-disclaimer .terms-body {
  padding: 0 0 76px;
}

.page-disclaimer .clause {
  scroll-margin-top: 78px;
}

.page-disclaimer .clause + .clause::before {
  content: "";
  display: block;
  height: 10px;
  margin: 6px 0 14px;
  opacity: 0.7;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(226, 215, 195, 0.26) 0 2px,
    transparent 2px 15px
  );
}

.page-disclaimer .clause > summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 24px 0 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .clause > summary:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 4px;
}

.page-disclaimer .clause__no {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--orange-500);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 5.2vw, 1.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--cream-050);
}

.page-disclaimer .clause__mark {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.page-disclaimer .clause__mark::before,
.page-disclaimer .clause__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--orange-500);
  transform: translateY(-50%);
}

.page-disclaimer .clause__mark::after {
  transform: translateY(-50%) rotate(90deg);
  transition: transform 0.3s var(--ease);
}

.page-disclaimer .clause[open] .clause__mark::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-disclaimer .clause__body {
  padding: 2px 0 30px;
  max-width: 74ch;
}

.page-disclaimer .clause__body p {
  margin: 0 0 15px;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--tc-dim);
}

.page-disclaimer .clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__body a {
  color: var(--blue-500);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 107, 255, 0.45);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--orange-500);
  border-bottom-color: var(--orange-500);
}

/* ---------- 页尾收束 ---------- */
.page-disclaimer .terms-tail {
  padding: 52px 0 66px;
  border-top: 1px solid var(--tc-line);
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-950) 100%);
}

.page-disclaimer .terms-tail__grid {
  display: grid;
  gap: 30px;
}

.page-disclaimer .terms-tail__kicker {
  margin: 0 0 12px;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--neon-400);
}

.page-disclaimer .terms-tail__text {
  margin: 0 0 22px;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--tc-dim);
}

.page-disclaimer .terms-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .terms-tail__meta {
  margin: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-disclaimer .terms-tail__meta > div {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--tc-line-strong);
}

.page-disclaimer .terms-tail__meta dt {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--warm-gray-500);
}

.page-disclaimer .terms-tail__meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--cream-050);
  word-break: break-all;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .terms-hero {
    padding: 30px 0 62px;
  }

  .page-disclaimer .terms-tail {
    padding: 64px 0 78px;
  }

  .page-disclaimer .clause > summary {
    padding: 30px 0 16px;
    gap: 20px;
  }

  .page-disclaimer .terms-tail__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .terms-hero__grid {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 60px;
    align-items: end;
  }

  .page-disclaimer .terms-hero__figure {
    margin-top: 12px;
  }

  .page-disclaimer .clause__body {
    padding-left: 46px;
  }

  .page-disclaimer .terms-nav__scroller a {
    padding: 16px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__mark::after,
  .page-disclaimer .terms-nav__scroller a,
  .page-disclaimer .clause__body a {
    transition: none;
  }
}