.page-disclaimer {
  --terms-measure: 68ch;
  --terms-toc-w: 250px;
  background: var(--abyss);
  color: var(--foam);
}

/* ---------- 页眉 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(168deg, rgba(27, 106, 147, 0.55) 0%, rgba(11, 41, 66, 0.9) 46%, var(--abyss) 100%);
  padding: calc(var(--pad) * 1.4) 0 calc(var(--pad) * 1.6);
}

.page-disclaimer .terms-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .terms-hero__bg img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.28;
  mix-blend-mode: screen;
}

.page-disclaimer .terms-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(159, 184, 200, 0.12) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(159, 184, 200, 0.08) 0 1px, transparent 1px 96px),
    linear-gradient(180deg, transparent 40%, var(--abyss) 100%);
}

.page-disclaimer .terms-hero__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .crumb {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-bottom: 28px;
}

.page-disclaimer .crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-disclaimer .crumb a:hover,
.page-disclaimer .crumb a:focus-visible {
  color: var(--foam);
  border-bottom-color: var(--coral);
}

.page-disclaimer .crumb__sep {
  margin: 0 8px;
  color: var(--steel);
}

.page-disclaimer .eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--coral);
  border-left: 2px solid var(--coral);
  padding-left: 10px;
  margin: 0 0 18px;
}

.page-disclaimer h1 {
  margin: 0;
  max-width: 20ch;
  font-family: var(--sans);
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--foam);
}

.page-disclaimer .lead {
  max-width: var(--terms-measure);
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .terms-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 34px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--mist);
}

.page-disclaimer .terms-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-disclaimer .terms-hero__meta .num {
  font-family: var(--mono);
  font-size: 20px;
  color: var(--neon);
  letter-spacing: 0.02em;
}

/* ---------- 主体布局 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  gap: calc(var(--gap) * 1.6);
  padding-top: calc(var(--pad) * 1.4);
  padding-bottom: calc(var(--pad) * 2);
}

/* ---------- 目录 ---------- */
.page-disclaimer .terms-toc {
  border: 1px solid var(--line);
  background: var(--deck);
  padding: 22px 20px;
}

.page-disclaimer .terms-toc__title {
  margin: 0 0 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--coral);
}

.page-disclaimer .terms-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-disclaimer .terms-toc__list li + li {
  border-top: 1px solid var(--line);
}

.page-disclaimer .terms-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--foam);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .terms-toc__list a .num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--steel);
  flex: none;
}

.page-disclaimer .terms-toc__list a:hover,
.page-disclaimer .terms-toc__list a:focus-visible {
  color: var(--coral);
}

.page-disclaimer .terms-toc__list a:hover .num,
.page-disclaimer .terms-toc__list a:focus-visible .num {
  color: var(--coral);
}

.page-disclaimer .terms-toc__hint {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .terms-toc__hint a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 192, 0.4);
}

.page-disclaimer .terms-toc__top {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

.page-disclaimer .terms-toc__top:hover,
.page-disclaimer .terms-toc__top:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* ---------- 条款 ---------- */
.page-disclaimer .terms-body {
  display: grid;
  gap: calc(var(--gap) * 1.1);
  min-width: 0;
}

.page-disclaimer .clause {
  position: relative;
  border: 1px solid var(--line);
  border-left: 2px solid var(--coral);
  background: linear-gradient(180deg, rgba(11, 41, 66, 0.92) 0%, rgba(6, 26, 46, 0.92) 100%);
  padding: 24px 20px 26px;
  scroll-margin-top: 90px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.page-disclaimer .clause.is-in {
  opacity: 1;
  transform: none;
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.page-disclaimer .clause__no {
  font-family: var(--mono);
  font-size: 26px;
  line-height: 1;
  color: var(--coral);
  letter-spacing: -0.02em;
  flex: none;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--foam);
  letter-spacing: 0.01em;
}

.page-disclaimer .clause__copy {
  max-width: var(--terms-measure);
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-disclaimer .clause__copy p {
  margin: 0 0 14px;
}

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

.page-disclaimer .clause__copy a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 192, 0.35);
}

.page-disclaimer .clause__copy a:hover,
.page-disclaimer .clause__copy a:focus-visible {
  color: var(--foam);
  border-bottom-color: var(--coral);
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.8;
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-left: 1px solid var(--coral);
  border-bottom: 1px solid var(--coral);
  transform: rotate(-45deg);
}

.page-disclaimer .clause__note {
  border: 1px solid rgba(53, 240, 192, 0.32);
  background: linear-gradient(135deg, rgba(53, 240, 192, 0.09) 0%, rgba(27, 106, 147, 0.12) 100%);
  padding: 16px 18px;
  margin: 0 0 16px;
}

.page-disclaimer .clause__note-label {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--neon);
}

.page-disclaimer .clause__note p:last-child {
  margin: 0;
  color: var(--foam);
  font-size: 14px;
  line-height: 1.8;
}

/* 折叠问答 */
.page-disclaimer .clause__more {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.page-disclaimer .clause__more summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--foam);
  padding: 6px 0;
}

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

.page-disclaimer .clause__more summary::before {
  content: "+";
  font-family: var(--mono);
  font-size: 16px;
  color: var(--coral);
  width: 16px;
  flex: none;
}

.page-disclaimer .clause__more[open] summary::before {
  content: "−";
}

.page-disclaimer .clause__more summary:focus-visible {
  outline: 1px solid var(--coral);
  outline-offset: 3px;
}

.page-disclaimer .clause__more-body p {
  margin: 10px 0 0;
  padding-left: 26px;
  border-left: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* 联系方式块 */
.page-disclaimer .clause__contact {
  border: 1px solid var(--line-strong);
  background: var(--deck);
  padding: 18px;
  margin: 6px 0 18px;
}

.page-disclaimer .clause__contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause__contact-key {
  flex: none;
  width: 72px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--steel);
  padding-top: 3px;
}

.page-disclaimer .clause__contact-val {
  flex: 1 1 200px;
  min-width: 0;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.01em;
  color: var(--foam);
  word-break: break-word;
}

.page-disclaimer .clause__contact-note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .clause__foot {
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .clause {
    padding: 30px 32px 32px;
  }

  .page-disclaimer .clause__head {
    gap: 18px;
    margin-bottom: 22px;
  }

  .page-disclaimer .clause__no {
    font-size: 34px;
  }

  .page-disclaimer .clause__copy {
    font-size: 16px;
  }

  .page-disclaimer .clause__contact-row {
    flex-wrap: nowrap;
    align-items: baseline;
  }

  .page-disclaimer .clause__contact {
    padding: 20px 24px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-disclaimer .terms-hero {
    padding: calc(var(--pad) * 1.8) 0 calc(var(--pad) * 2);
  }

  .page-disclaimer .terms-layout {
    grid-template-columns: var(--terms-toc-w) minmax(0, 1fr);
    gap: calc(var(--gap) * 2);
    align-items: start;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: 32px;
    padding: 26px 22px;
  }

  .page-disclaimer .terms-body {
    gap: 26px;
  }

  .page-disclaimer .clause {
    padding: 34px 40px 36px;
  }

  .page-disclaimer .clause__copy {
    font-size: 16.5px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer {
    background: #fff;
    color: #111;
  }

  .page-disclaimer .terms-hero__bg,
  .page-disclaimer .terms-toc {
    display: none;
  }

  .page-disclaimer .terms-layout {
    display: block;
    padding-top: 0;
  }

  .page-disclaimer .clause {
    opacity: 1;
    transform: none;
    border: 1px solid #bbb;
    background: none;
    break-inside: avoid;
    margin-bottom: 14px;
    padding: 16px;
  }

  .page-disclaimer h1,
  .page-disclaimer .clause__title,
  .page-disclaimer .clause__copy,
  .page-disclaimer .clause__copy a,
  .page-disclaimer .clause__contact-val {
    color: #111;
  }
}