.page-disclaimer {
  --disc-clause-w: clamp(36px, 6vw, 76px);
  --disc-aside-w: 254px;
  padding-bottom: clamp(46px, 8vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: clamp(16px, 3vw, 30px) 0 clamp(16px, 2.6vw, 26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-disclaimer .crumbs a {
  color: var(--ink-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-disclaimer .crumbs a:hover {
  color: var(--copper);
  border-bottom-color: var(--copper);
}

.page-disclaimer .crumbs .crumbs__sep {
  color: var(--grid);
  font-size: 12px;
}

.page-disclaimer .crumbs [aria-current="page"] {
  color: var(--ink-900);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--ink-900);
  padding: clamp(34px, 5.4vw, 66px) clamp(22px, 4.4vw, 58px) clamp(40px, 5.6vw, 74px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
}

.page-disclaimer .doc-hero__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center right;
  opacity: .14;
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-disclaimer .doc-hero__body {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.page-disclaimer .doc-hero .eyebrow {
  margin: 0 0 clamp(12px, 1.8vw, 20px);
  color: var(--copper-light);
}

.page-disclaimer .doc-hero .display {
  margin: 0 0 clamp(14px, 2vw, 22px);
  color: var(--paper);
  font-size: clamp(28px, 4.6vw, 52px);
  line-height: 1.16;
}

.page-disclaimer .doc-hero .lede {
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  max-width: 60ch;
  color: rgba(246, 242, 233, .84);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
}

.page-disclaimer .doc-hero__meta {
  margin: 0;
  padding-top: clamp(12px, 1.6vw, 18px);
  border-top: 1px solid rgba(224, 181, 127, .28);
  color: var(--copper-light);
  font-size: 12px;
  letter-spacing: .07em;
}

/* ---------- 文档主体栅格 ---------- */
.page-disclaimer .doc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 50px);
  margin-top: clamp(34px, 5.4vw, 68px);
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .clause-group {
  padding: clamp(16px, 2.2vw, 24px) 0 clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--grid);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(220, 214, 200, .34) 0,
    rgba(220, 214, 200, .34) 1px,
    transparent 1px,
    transparent 72px
  );
}

.page-disclaimer .clause-group:first-child {
  border-top-color: var(--copper);
}

.page-disclaimer .clause-group:target {
  border-top-color: var(--signal);
  background-color: rgba(246, 242, 233, .52);
}

.page-disclaimer .clause-group__head {
  display: grid;
  grid-template-columns: var(--disc-clause-w) minmax(0, 1fr);
  gap: clamp(10px, 2vw, 26px);
  align-items: baseline;
  padding: clamp(14px, 2vw, 22px) 0 clamp(14px, 2vw, 20px);
}

.page-disclaimer .chapter-index {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink-900);
  text-align: right;
  padding-right: 4px;
  transition: color var(--ease);
}

.page-disclaimer .clause-group.is-active .chapter-index {
  color: var(--signal);
}

.page-disclaimer .clause-group__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.4vw, 27px);
  font-weight: 600;
  line-height: 1.38;
  letter-spacing: .01em;
  color: var(--ink-900);
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: var(--disc-clause-w) minmax(0, 1fr);
  gap: clamp(10px, 2vw, 26px);
  padding: clamp(13px, 1.7vw, 19px) 0;
}

.page-disclaimer .clause + .clause {
  border-top: 1px solid rgba(220, 214, 200, .62);
}

.page-disclaimer .clause__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--copper);
  text-align: right;
  padding: 4px 6px 0 0;
}

.page-disclaimer .clause__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 600;
  letter-spacing: .012em;
  color: var(--ink-900);
}

.page-disclaimer .clause__text {
  margin: 0;
  max-width: 68ch;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: var(--text);
}

.page-disclaimer .clause__text a {
  color: var(--ink-500);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--ease);
}

.page-disclaimer .clause__text a:hover {
  color: var(--copper);
}

/* ---------- 联系方式条 ---------- */
.page-disclaimer .contact-strip {
  display: grid;
  gap: 1px;
  margin-top: clamp(20px, 2.6vw, 28px);
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-disclaimer .contact-strip__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: clamp(12px, 1.6vw, 16px) clamp(14px, 2vw, 20px);
  background: var(--white);
}

.page-disclaimer .contact-strip__label {
  flex: 0 0 auto;
  min-width: 40px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-disclaimer .contact-strip__val {
  flex: 1 1 200px;
  min-width: 0;
  font-size: 14.5px;
  color: var(--ink-900);
  word-break: break-word;
}

.page-disclaimer .contact-strip .btn {
  flex: 0 0 auto;
  padding: 5px 13px;
  font-size: 12px;
}

.page-disclaimer .contact-strip__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 侧栏 ---------- */
.page-disclaimer .doc-aside {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  align-content: start;
}

.page-disclaimer .aside-panel {
  background: var(--white);
  border: 1px solid var(--grid);
  padding: clamp(14px, 1.8vw, 20px);
}

.page-disclaimer .aside-panel--ink {
  background: var(--ink-900);
  border-color: var(--ink-700);
}

.page-disclaimer .aside-panel__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--copper);
}

.page-disclaimer .aside-panel--ink .aside-panel__title {
  color: var(--copper-light);
}

.page-disclaimer .aside-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .aside-nav a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 4px;
  align-items: baseline;
  padding: 7px 8px;
  border-left: 2px solid transparent;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-700);
  text-decoration: none;
  transition: background-color var(--ease), border-color var(--ease), color var(--ease);
}

.page-disclaimer .aside-nav a:hover {
  background: var(--paper);
  border-left-color: var(--copper);
  color: var(--ink-900);
}

.page-disclaimer .aside-nav__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-disclaimer .copy-panel__text {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(246, 242, 233, .8);
}

.page-disclaimer .copy-panel .btn {
  width: 100%;
}

/* ---------- 文档页脚 ---------- */
.page-disclaimer .doc-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  align-items: center;
  justify-content: space-between;
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--grid);
}

.page-disclaimer .doc-foot__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--mist);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 620px) {
  .page-disclaimer .doc-hero {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 0 100%);
  }

  .page-disclaimer .clause-group__head {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-disclaimer .chapter-index {
    text-align: left;
    font-size: 22px;
    padding-right: 0;
  }

  .page-disclaimer .clause {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .page-disclaimer .clause__no {
    text-align: left;
    padding: 0;
  }

  .page-disclaimer .contact-strip__item {
    gap: 8px 12px;
  }

  .page-disclaimer .contact-strip .btn {
    margin-left: 0;
  }
}

/* ---------- 宽屏：侧栏常驻 ---------- */
@media (min-width: 1060px) {
  .page-disclaimer .doc-body {
    grid-template-columns: minmax(0, 1fr) var(--disc-aside-w);
    gap: clamp(34px, 4vw, 68px);
  }

  .page-disclaimer .doc-aside {
    position: sticky;
    top: calc(var(--topbar-h) + 26px);
    align-self: start;
    max-height: calc(100vh - var(--topbar-h) - 52px);
    overflow-y: auto;
    padding-right: 4px;
  }
}