.page-disclaimer {
  --agreement-pad: clamp(16px, 3vw, 32px);
  --agreement-rule: clamp(20px, 3vw, 36px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .agreement-hero {
  position: relative;
  padding: clamp(32px, 5vw, 72px) 0 clamp(32px, 5vw, 64px);
  border-bottom: var(--bw) solid var(--line);
  background-color: var(--ink-900);
  background-image:
    radial-gradient(circle at 84% 14%, rgba(53, 242, 230, .12), transparent 46%),
    radial-gradient(circle at 8% 92%, rgba(255, 176, 32, .08), transparent 42%),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(26, 53, 82, .42) 79px 80px),
    repeating-linear-gradient(0deg, transparent 0 79px, rgba(26, 53, 82, .42) 79px 80px);
  overflow: hidden;
}

.page-disclaimer .agreement-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-disclaimer .agreement-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding: 0;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .08em;
}

.page-disclaimer .agreement-crumbs .crumb-sep {
  color: var(--line);
}

.page-disclaimer .agreement-kicker {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .agreement-title {
  margin: 0 0 18px;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(2.8rem, 9vw, 5.6rem);
  line-height: .92;
  letter-spacing: -.02em;
  color: var(--mist);
}

.page-disclaimer .agreement-lede {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 56ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.9;
  color: var(--slate);
}

.page-disclaimer .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 14px;
  border: var(--bw) solid var(--line);
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-disclaimer .hero-meta-item:nth-child(2) {
  border-left-color: var(--amber);
}

.page-disclaimer .hero-meta-item:nth-child(3) {
  border-left-color: var(--magenta);
}

.page-disclaimer .hero-meta-key {
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-disclaimer .hero-meta-val {
  font-size: .875rem;
  font-weight: 700;
  color: var(--mist);
}

.page-disclaimer .agreement-hero-art {
  margin: 0;
  padding: 10px;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .agreement-hero-art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 2px;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .agreement-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 40px);
  padding-top: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

/* ---------- 目录 ---------- */
.page-disclaimer .agreement-toc {
  padding: 14px;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-disclaimer .toc-head {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .toc-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 2px 0 8px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-disclaimer .toc-list::-webkit-scrollbar {
  height: 4px;
}

.page-disclaimer .toc-list::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 4px;
}

.page-disclaimer .toc-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 12px;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-900);
  color: var(--slate);
  text-decoration: none;
  font-size: .8125rem;
  line-height: 1.4;
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-700);
  color: var(--mist);
  outline: none;
}

.page-disclaimer .toc-link:focus-visible {
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-disclaimer .toc-num {
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-disclaimer .toc-note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: .75rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 条款 ---------- */
.page-disclaimer .agreement-body {
  min-width: 0;
}

.page-disclaimer .agreement-clause {
  margin-bottom: var(--agreement-rule);
  padding: clamp(20px, 3vw, 36px);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
  scroll-margin-top: 96px;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-disclaimer .agreement-clause:hover {
  border-color: var(--cyan);
  box-shadow: 2px 2px 0 0 rgba(3, 9, 18, .9);
}

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

.page-disclaimer .clause-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: var(--bw) solid var(--line);
}

.page-disclaimer .clause-num {
  font-family: var(--mono);
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: .82;
  letter-spacing: -.02em;
  color: var(--cyan);
}

.page-disclaimer .agreement-clause:nth-child(even) .clause-num {
  color: var(--amber);
}

.page-disclaimer .clause-title {
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(1.125rem, 2.2vw, 1.4375rem);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-disclaimer .clause-text {
  max-width: 68ch;
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-disclaimer .clause-text-tail {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--slate);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: 10px;
  list-style: none;
  max-width: 68ch;
  margin: 0 0 16px;
  padding: 0;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 22px;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .8em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .agreement-clause:nth-child(even) .clause-list li::before {
  background: var(--amber);
}

.page-disclaimer .clause-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 230, .35);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .clause-link:hover,
.page-disclaimer .clause-link:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
  outline: none;
}

.page-disclaimer .clause-link:focus-visible {
  box-shadow: 0 0 0 2px var(--cyan);
}

/* ---------- 联系块 ---------- */
.page-disclaimer .clause-contact {
  display: grid;
  gap: 6px;
  margin: 18px 0 0;
  padding: 16px 18px;
  border: var(--bw) solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  background: var(--ink-900);
}

.page-disclaimer .clause-contact-key {
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .clause-contact-val {
  font-family: var(--mono);
  font-size: clamp(.9375rem, 2.4vw, 1.0625rem);
  letter-spacing: .02em;
  color: var(--mist);
  word-break: break-all;
}

.page-disclaimer .clause-contact-hint {
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 中等屏 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .agreement-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-disclaimer .toc-list {
    flex-wrap: wrap;
    overflow-x: visible;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .agreement-shell {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .agreement-toc {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .toc-list {
    display: block;
  }

  .page-disclaimer .toc-list li + li {
    margin-top: 8px;
  }

  .page-disclaimer .toc-link {
    display: flex;
    white-space: normal;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .agreement-shell {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 48px;
  }
}

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

@media print {
  .page-disclaimer .agreement-hero {
    background-image: none;
    border-bottom: 1px solid #999;
  }

  .page-disclaimer .agreement-toc {
    display: none;
  }

  .page-disclaimer .agreement-clause {
    box-shadow: none;
    border: 1px solid #999;
    break-inside: avoid;
  }
}