/* ===== 使用说明与内容规范 ===== */
.page-disclaimer {
  --dc-line: #1F4A3C;
  --dc-line-soft: rgba(31, 74, 60, .6);
  --dc-anchor-offset: calc(var(--header-h) + 96px);
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* --- 首屏 --- */
.page-disclaimer .doc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-bottom: clamp(22px, 4vw, 38px);
  padding: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 52px) clamp(30px, 5vw, 58px);
  border: 1px solid var(--dc-line);
  border-radius: var(--r-lg);
  background: #102B23;
}

.page-disclaimer .doc-hero-art {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
  overflow: hidden;
}

.page-disclaimer .doc-hero-art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.6) contrast(1.04);
}

.page-disclaimer .doc-hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(105deg, rgba(14, 36, 30, .97) 0%, rgba(14, 36, 30, .86) 44%, rgba(14, 36, 30, .5) 100%),
    linear-gradient(180deg, rgba(14, 36, 30, 0) 42%, rgba(14, 36, 30, .92) 100%);
}

.page-disclaimer .doc-hero-body {
  position: relative;
  z-index: 1;
  max-width: 68ch;
}

.page-disclaimer .doc-hero .crumbs {
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--stone);
}

.page-disclaimer .doc-hero .crumbs a {
  color: var(--stone);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .doc-hero .crumbs a:hover,
.page-disclaimer .doc-hero .crumbs a:focus-visible {
  color: var(--gold);
}

.page-disclaimer .doc-hero .eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--copper);
}

.page-disclaimer .doc-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 6.2vw, 58px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
  overflow-wrap: break-word;
}

.page-disclaimer .doc-hero h1::after {
  content: "";
  display: block;
  width: 68px;
  height: 4px;
  margin-top: 20px;
  border-radius: 2px;
  background-image: linear-gradient(90deg, var(--copper), rgba(200, 155, 74, 0));
}

.page-disclaimer .doc-hero .lead {
  max-width: 58ch;
  margin: 0 0 24px;
  font-size: clamp(15.5px, 1.9vw, 17px);
  line-height: 1.78;
  color: var(--sand);
}

.page-disclaimer .doc-version {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--dc-line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--stone);
}

.page-disclaimer .doc-version-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cinnabar);
  box-shadow: 0 0 0 4px rgba(184, 69, 47, .18);
}

/* --- 胶囊目录 --- */
.page-disclaimer .doc-toc {
  position: sticky;
  top: calc(var(--header-h) + 10px);
  z-index: 20;
  margin-bottom: clamp(26px, 4.5vw, 46px);
  padding: 8px;
  border: 1px solid var(--dc-line);
  border-radius: var(--r-pill);
  background: rgba(16, 43, 35, .92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.page-disclaimer .doc-toc-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  max-width: 100%;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-disclaimer .doc-toc-list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .doc-toc-list > li {
  flex: none;
}

.page-disclaimer .doc-toc-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  color: var(--sand);
  font-size: 13.5px;
  line-height: 1.2;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .doc-toc-link:hover,
.page-disclaimer .doc-toc-link:focus-visible {
  border-color: var(--copper);
  background-color: rgba(200, 155, 74, .1);
  color: var(--gold);
}

.page-disclaimer .doc-toc-link:active {
  transform: translateY(2px);
}

.page-disclaimer .doc-toc-idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--copper);
}

/* --- 条款块 --- */
.page-disclaimer .doc-flow {
  display: block;
}

.page-disclaimer .clause {
  position: relative;
  padding: clamp(24px, 4vw, 34px) 0;
  border-top: 1px solid var(--dc-line);
  scroll-margin-top: var(--dc-anchor-offset);
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--dc-line);
}

.page-disclaimer .clause-rail {
  margin-bottom: 14px;
}

.page-disclaimer .clause-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 28px;
  padding: 0 11px;
  border: 1px solid rgba(200, 155, 74, .42);
  border-radius: var(--r-pill);
  background-color: rgba(200, 155, 74, .1);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--gold);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .clause h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(21px, 3.2vw, 28px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--paper);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .clause h2::before {
  content: "";
  flex: none;
  width: 24px;
  height: 3px;
  border-radius: 2px;
  background-color: var(--copper);
}

.page-disclaimer .clause p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--sand);
}

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

.page-disclaimer .clause a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 155, 74, .55);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .clause a:hover,
.page-disclaimer .clause a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--sand);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .62em;
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--copper);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-disclaimer .clause-list strong {
  color: var(--gold);
  font-weight: 700;
}

.page-disclaimer .clause:target::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background-image: linear-gradient(180deg, var(--copper), rgba(200, 155, 74, 0));
}

.page-disclaimer .clause:target .clause-num {
  border-color: var(--copper);
  background-color: rgba(200, 155, 74, .24);
  color: var(--gold);
}

.page-disclaimer .clause:target h2 {
  color: var(--gold);
}

/* --- 收束区 --- */
.page-disclaimer .doc-exit {
  margin-top: clamp(36px, 6vw, 64px);
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--dc-line);
  border-radius: var(--r-lg);
  background-image: linear-gradient(135deg, #14332A 0%, #102B23 62%, #0E241E 100%);
}

.page-disclaimer .doc-exit h2 {
  margin: 0 0 12px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.3;
  color: var(--paper);
}

.page-disclaimer .doc-exit > p {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sand);
}

.page-disclaimer .doc-exit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-disclaimer .doc-exit-contact {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding: 16px 18px;
  border: 1px solid var(--dc-line-soft);
  border-radius: var(--r-md);
  background-color: rgba(14, 36, 30, .6);
  list-style: none;
}

.page-disclaimer .doc-exit-contact > li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .doc-exit-contact .contact-key {
  font-size: 13px;
  color: var(--stone);
}

.page-disclaimer .doc-exit-contact .contact-value {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-disclaimer .doc-exit-note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .06em;
  color: var(--stone);
}

/* --- 响应式 --- */
@media (min-width: 720px) {
  .page-disclaimer .clause-list {
    gap: 14px;
  }

  .page-disclaimer .doc-exit-contact > li {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .clause {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    column-gap: clamp(20px, 3.5vw, 52px);
    padding: clamp(30px, 4vw, 46px) 0;
  }

  .page-disclaimer .clause-rail {
    margin-bottom: 0;
  }

  .page-disclaimer .clause-body {
    max-width: 70ch;
  }

  .page-disclaimer .clause:target::before {
    left: -1px;
  }

  .page-disclaimer .doc-exit {
    padding: clamp(32px, 4vw, 52px);
  }

  .page-disclaimer .doc-exit > p {
    max-width: 58ch;
    font-size: 16.5px;
  }

  .page-disclaimer .doc-exit-note {
    font-size: 12.5px;
  }
}

/* --- 打印 --- */
@media print {
  .page-disclaimer .doc-hero-art,
  .page-disclaimer .doc-toc,
  .page-disclaimer .doc-exit-actions,
  .page-disclaimer .copy-btn {
    display: none;
  }

  .page-disclaimer .doc-hero,
  .page-disclaimer .doc-exit {
    border-color: #999;
    background-image: none;
    background-color: #fff;
    color: #111;
  }

  .page-disclaimer .doc-hero h1,
  .page-disclaimer .clause h2,
  .page-disclaimer .doc-exit h2 {
    color: #111;
  }

  .page-disclaimer .clause {
    break-inside: avoid;
  }

  .page-disclaimer .clause-rail {
    margin-bottom: 10px;
  }
}

/* --- 减少动效 --- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc-link,
  .page-disclaimer .clause-num,
  .page-disclaimer .clause h2,
  .page-disclaimer .clause a {
    transition: none;
  }

  .page-disclaimer .doc-toc-link:active {
    transform: none;
  }
}