.page-disclaimer {
  --pd-rule: rgba(244, 247, 251, 0.13);
  --pd-rule-soft: rgba(244, 247, 251, 0.07);
  --pd-glow: radial-gradient(120% 90% at 8% 0%, rgba(255, 107, 44, 0.22) 0%, rgba(255, 107, 44, 0) 58%);
  --pd-cy-glow: radial-gradient(90% 70% at 100% 10%, rgba(47, 243, 196, 0.16) 0%, rgba(47, 243, 196, 0) 62%);
  position: relative;
  overflow: hidden;
  background-color: var(--navy-900);
  color: var(--ink);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: min(760px, 92vh);
  background-image: var(--pd-glow), var(--pd-cy-glow);
  pointer-events: none;
}

.page-disclaimer .terms-hero {
  position: relative;
  padding: clamp(24px, 5vw, 56px) 0 clamp(20px, 4vw, 40px);
}

/* 面包屑 */
.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
  margin-bottom: clamp(20px, 4vw, 36px);
}

.page-disclaimer .crumb {
  color: var(--steel);
  text-decoration: none;
}

.page-disclaimer a.crumb:hover,
.page-disclaimer a.crumb:focus-visible {
  color: var(--cy);
}

.page-disclaimer .crumb[aria-current="page"] {
  color: var(--ink);
}

/* 首屏分栏 */
.page-disclaimer .terms-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-disclaimer .terms-hero-copy {
  min-width: 0;
}

.page-disclaimer .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 14px;
}

.page-disclaimer .display-title {
  margin: 0 0 18px;
  font-size: clamp(36px, 8vw, 62px);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -0.02em;
  transform: skewX(-2.5deg);
  transform-origin: left bottom;
}

.page-disclaimer .terms-lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer .terms-chips {
  margin-top: clamp(18px, 3vw, 26px);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .terms-chips .chip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border: 1px solid var(--pd-rule);
  color: var(--steel);
  background: rgba(11, 39, 69, 0.5);
}

/* 摘要卡 */
.page-disclaimer .terms-summary {
  min-width: 0;
  padding: clamp(18px, 3.5vw, 26px);
  background:
    linear-gradient(158deg, rgba(11, 39, 69, 0.96) 0%, rgba(7, 26, 47, 0.92) 100%);
  border: 1px solid var(--line);
  border-top: 2px solid var(--orange);
  box-shadow: var(--shadow-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-disclaimer .terms-summary-title {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-disclaimer .summary-list {
  margin: 0;
}

.page-disclaimer .summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--pd-rule-soft);
}

.page-disclaimer .summary-row--last {
  border-bottom: 0;
}

.page-disclaimer .summary-row dt {
  font-size: 13px;
  color: var(--steel);
  flex: 0 0 auto;
}

.page-disclaimer .summary-row dd {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--cy);
  text-align: right;
}

.page-disclaimer .terms-summary-cta {
  margin-top: 18px;
  width: 100%;
  justify-content: center;
}

/* 顶部抽象视觉 */
.page-disclaimer .terms-visual {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-disclaimer .terms-visual .frame {
  position: relative;
  border: 1px solid var(--pd-rule);
  background: linear-gradient(135deg, var(--navy-800), var(--navy-950));
}

.page-disclaimer .terms-visual .frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 26, 47, 0.55) 0%, rgba(7, 26, 47, 0) 55%);
  pointer-events: none;
}

.page-disclaimer .terms-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 12 / 5;
}

.page-disclaimer .frame-caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel);
  max-width: 62ch;
}

/* 正文区 */
.page-disclaimer .terms-body-section {
  position: relative;
}

.page-disclaimer .terms-body {
  display: grid;
  gap: clamp(22px, 4vw, 48px);
  align-items: start;
}

/* 目录 */
.page-disclaimer .terms-toc {
  min-width: 0;
  padding: 14px 0;
  border-top: 1px solid var(--pd-rule);
}

.page-disclaimer .terms-toc-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 6px;
}

.page-disclaimer .toc-list li {
  flex: 0 0 auto;
}

.page-disclaimer .toc-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--pd-rule);
  background: rgba(11, 39, 69, 0.45);
  white-space: nowrap;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-disclaimer .toc-link .mono {
  font-size: 11px;
  color: var(--steel);
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible {
  color: var(--cy);
  border-color: rgba(47, 243, 196, 0.5);
}

.page-disclaimer .toc-link:hover .mono,
.page-disclaimer .toc-link:focus-visible .mono {
  color: var(--cy);
}

/* 章节 */
.page-disclaimer .terms-article {
  min-width: 0;
}

.page-disclaimer .terms-chapter {
  position: relative;
  padding: clamp(24px, 4vw, 40px) 0 clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--pd-rule);
  scroll-margin-top: 96px;
}

.page-disclaimer .terms-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .terms-chapter::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 72px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 107, 44, 0));
  transform: skewX(-24deg);
  transform-origin: left center;
}

.page-disclaimer .terms-chapter:first-child::before {
  display: none;
}

.page-disclaimer .chapter-num {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cy);
}

.page-disclaimer .section-title {
  margin: 0 0 16px;
  font-size: clamp(21px, 3.6vw, 30px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: -0.01em;
  transform: skewX(-1.5deg);
  transform-origin: left center;
}

.page-disclaimer .prose p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 72ch;
}

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

.page-disclaimer .prose a {
  color: var(--cy);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 196, 0.4);
}

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

.page-disclaimer .terms-mail {
  font-family: var(--font-mono);
  font-size: 14px;
  word-break: break-all;
}

/* 折叠细则 */
.page-disclaimer .terms-details {
  margin-top: clamp(16px, 3vw, 22px);
  padding-left: 14px;
  border-left: 2px solid rgba(47, 243, 196, 0.4);
}

.page-disclaimer .terms-details summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--cy);
  padding: 4px 0;
}

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

.page-disclaimer .terms-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
  margin-left: auto;
}

.page-disclaimer .terms-details[open] summary::after {
  content: "−";
}

.page-disclaimer .terms-details summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-disclaimer .terms-details-body {
  padding-top: 10px;
}

.page-disclaimer .terms-details-body p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel);
  max-width: 70ch;
}

.page-disclaimer .terms-details-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .terms-inline-link {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 44, 0.45);
  font-size: 14px;
}

.page-disclaimer .terms-inline-link:hover,
.page-disclaimer .terms-inline-link:focus-visible {
  color: var(--ink);
}

/* 联系面板 */
.page-disclaimer .terms-contact-panel {
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(18px, 3.5vw, 26px);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(11, 39, 69, 0.92) 0%, rgba(10, 15, 23, 0.92) 100%);
}

.page-disclaimer .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--pd-rule-soft);
}

.page-disclaimer .contact-key {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-disclaimer .contact-val {
  font-size: 13px;
  color: var(--ink);
  word-break: break-all;
}

.page-disclaimer .terms-contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-disclaimer .terms-contact-actions .btn {
  text-decoration: none;
}

/* 桌面布局 */
@media (min-width: 900px) {
  .page-disclaimer .terms-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    gap: 48px;
  }

  .page-disclaimer .terms-body {
    grid-template-columns: minmax(0, 232px) minmax(0, 1fr);
    gap: 56px;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: 96px;
    padding: 0;
    border-top: 1px solid var(--pd-rule);
    padding-top: 16px;
  }

  .page-disclaimer .toc-list {
    flex-direction: column;
    overflow: visible;
    gap: 4px;
  }

  .page-disclaimer .toc-link {
    width: 100%;
    white-space: normal;
    background: transparent;
    border-color: transparent;
    border-left: 2px solid var(--pd-rule);
    padding: 8px 10px;
    font-size: 13.5px;
  }

  .page-disclaimer .toc-link:hover,
  .page-disclaimer .toc-link:focus-visible {
    border-left-color: var(--cy);
    background: rgba(47, 243, 196, 0.06);
  }

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

@media (min-width: 1100px) {
  .page-disclaimer .terms-body {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: 72px;
  }

  .page-disclaimer .terms-visual .frame-caption {
    text-align: right;
    margin-left: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-link,
  .page-disclaimer .terms-details summary {
    transition: none;
  }
}