/* ===== 使用协议 / agreement ===== */
.page-disclaimer {
  --dis-fs: 17px;
  --dis-gap: clamp(40px, 6vw, 68px);
  position: relative;
  padding-bottom: clamp(72px, 10vw, 132px);
  background-color: var(--ink-800);
  background-image:
    radial-gradient(920px 460px at 10% -6%, rgba(108, 63, 197, 0.26), transparent 64%),
    radial-gradient(760px 420px at 96% 4%, rgba(0, 229, 255, 0.1), transparent 62%),
    linear-gradient(180deg, rgba(5, 11, 28, 0.92) 0%, rgba(11, 27, 58, 0) 26%);
  color: var(--text);
  font-family: var(--font-body);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumbs {
  margin-top: clamp(22px, 4vw, 40px);
}

/* ---------- 开篇 ---------- */
.page-disclaimer .agree-intro {
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(26px, 4vw, 46px);
}

.page-disclaimer .agree-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 58px);
  line-height: 1.08;
  letter-spacing: 0.01em;
  background: linear-gradient(96deg, #ffffff 6%, #d8e2f7 44%, var(--cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-disclaimer .agree-title {
    color: var(--text);
  }
}

.page-disclaimer .agree-lede {
  max-width: 64ch;
  margin: 20px 0 0;
  font-size: var(--dis-fs);
  line-height: 1.88;
  color: var(--text-dim);
}

.page-disclaimer .agree-meta {
  display: grid;
  grid-template-columns: 1fr;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  clip-path: var(--cut);
  background: linear-gradient(180deg, rgba(22, 38, 74, 0.92), rgba(11, 27, 58, 0.66));
}

.page-disclaimer .agree-meta li {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .agree-meta li:last-child {
  border-bottom: 0;
}

.page-disclaimer .agree-meta-k {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet);
}

.page-disclaimer .agree-meta-v {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  color: var(--text);
}

/* ---------- 开篇视觉 ---------- */
.page-disclaimer .agree-figure {
  margin: 0 0 var(--dis-gap);
}

.page-disclaimer .agree-figure-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1400 / 560;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  box-shadow: 0 0 70px rgba(0, 229, 255, 0.1);
}

.page-disclaimer .agree-figure-cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--text-dim);
}

/* ---------- 布局：目录 + 条文 ---------- */
.page-disclaimer .agree-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
  align-items: start;
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .agree-toc {
  border-left: 1px solid var(--line);
  padding-left: 16px;
}

.page-disclaimer .agree-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

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

.page-disclaimer .agree-toc-link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .agree-toc-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--violet);
}

.page-disclaimer .agree-toc-link:hover,
.page-disclaimer .agree-toc-link:focus-visible {
  color: var(--text);
  background: rgba(108, 63, 197, 0.14);
  border-left-color: var(--cyan);
  outline: none;
}

/* ---------- 条文长卷 ---------- */
.page-disclaimer .agree-clauses {
  min-width: 0;
  max-width: 44rem;
}

.page-disclaimer .clause {
  position: relative;
  padding-bottom: var(--dis-gap);
  margin-bottom: var(--dis-gap);
}

.page-disclaimer .clause::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(108, 63, 197, 0.72), rgba(0, 229, 255, 0.5) 44%, rgba(0, 229, 255, 0) 100%);
}

.page-disclaimer .clause:last-of-type {
  padding-bottom: clamp(24px, 3vw, 36px);
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-disclaimer .clause:last-of-type::after {
  display: none;
}

.page-disclaimer .clause-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 16px;
  align-items: baseline;
  margin-bottom: 18px;
}

.page-disclaimer .clause-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(19px, 3.2vw, 25px);
  letter-spacing: 0.02em;
  color: var(--violet);
}

@supports (-webkit-text-stroke: 1px #fff) {
  .page-disclaimer .clause-num {
    color: transparent;
    -webkit-text-stroke: 1.4px #9b78e4;
  }
}

.page-disclaimer .clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.32;
  color: var(--text);
}

.page-disclaimer .clause-text {
  margin: 0 0 18px;
  font-size: var(--dis-fs);
  line-height: 1.9;
  color: var(--text-dim);
}

.page-disclaimer .clause-text strong {
  color: var(--text);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.95em;
  letter-spacing: 0.01em;
}

.page-disclaimer .clause-text a,
.page-disclaimer .clause-list a,
.page-disclaimer .clause-quote a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.38);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .clause-text a:hover,
.page-disclaimer .clause-list a:hover,
.page-disclaimer .clause-quote a:hover {
  color: #ffffff;
  border-bottom-color: var(--cyan);
}

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

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--text-dim);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
  opacity: 0.85;
}

.page-disclaimer .clause-list b {
  color: var(--text);
  font-weight: 600;
}

.page-disclaimer .clause-quote {
  margin: 22px 0 0;
  padding: 14px 20px;
  border-left: 3px solid var(--violet);
  border-radius: 0 8px 8px 0;
  background: linear-gradient(90deg, rgba(108, 63, 197, 0.18), rgba(108, 63, 197, 0) 82%);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.page-disclaimer .clause-more {
  margin-top: 24px;
  border: 1px solid var(--line);
  clip-path: var(--cut-sm);
  background: rgba(22, 38, 74, 0.6);
}

.page-disclaimer .clause-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  list-style: none;
}

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

.page-disclaimer .clause-more > summary::after {
  content: "＋";
  flex: none;
  font-size: 15px;
  color: var(--violet);
}

.page-disclaimer .clause-more[open] > summary::after {
  content: "－";
}

.page-disclaimer .clause-more > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-disclaimer .clause-more-body {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-disclaimer .clause-more-body ul {
  margin: 0;
  padding-left: 18px;
}

.page-disclaimer .clause-more-body li + li {
  margin-top: 8px;
}

/* ---------- 收束 ---------- */
.page-disclaimer .agree-close {
  position: relative;
}

.page-disclaimer .agree-close-band {
  display: block;
  width: min(520px, 84%);
  height: 6px;
  margin-bottom: clamp(22px, 3vw, 30px);
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  clip-path: polygon(0 0, 100% 0, calc(100% - 26px) 100%, 0 100%);
}

.page-disclaimer .agree-close-text {
  max-width: 32em;
  margin: 0 0 26px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.7;
  color: var(--text);
}

.page-disclaimer .agree-close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .agree-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .agree-meta li {
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-disclaimer .agree-meta li:last-child {
    border-right: 0;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-disclaimer .agree-layout {
    grid-template-columns: 228px minmax(0, 1fr);
    gap: 76px;
  }

  .page-disclaimer .agree-toc {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
  }

  .page-disclaimer .agree-clauses {
    max-width: 46rem;
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 520px) {
  .page-disclaimer {
    --dis-fs: 16px;
  }

  .page-disclaimer .agree-lede {
    font-size: 16px;
    line-height: 1.8;
  }

  .page-disclaimer .clause-list li {
    font-size: 15px;
    padding-left: 20px;
  }

  .page-disclaimer .clause-quote {
    padding: 12px 16px;
    font-size: 15px;
  }

  .page-disclaimer .agree-close-actions .btn {
    width: 100%;
    text-align: center;
  }
}
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