.page-disclaimer {
  --terms-grid-line: rgba(244, 247, 245, 0.055);
  --terms-rule: rgba(244, 247, 245, 0.08);
  position: relative;
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-ui);
}

/* ---------- 顶部说明区 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  padding: var(--sp-6) 0 var(--sp-5);
  overflow: hidden;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -120px;
  width: min(720px, 92vw);
  height: 560px;
  background:
    radial-gradient(circle at 68% 34%, rgba(61, 169, 255, 0.20), transparent 62%),
    radial-gradient(circle at 38% 72%, rgba(182, 255, 59, 0.12), transparent 60%);
  pointer-events: none;
}

.page-disclaimer .terms-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 22%, var(--line-strong) 78%, transparent);
}

.page-disclaimer .terms-hero-inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .terms-hero .breadcrumb {
  margin-bottom: var(--sp-3);
}

.page-disclaimer .terms-hero h1 {
  margin: var(--sp-2) 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.6vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  max-width: 16em;
}

.page-disclaimer .terms-hero .lead {
  margin-top: var(--sp-3);
  max-width: 62ch;
  color: var(--paper-80);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
}

.page-disclaimer .terms-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-meta-item {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--paper-60);
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(17, 21, 27, 0.68);
}

.page-disclaimer .terms-meta-item--accent {
  color: var(--green);
  border-color: rgba(182, 255, 59, 0.38);
  background: var(--green-dim);
}

/* ---------- 顶部横幅图 ---------- */
.page-disclaimer .terms-figure {
  margin: 0 0 var(--sp-6);
  padding: 0;
}

.page-disclaimer .terms-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-4);
  padding-bottom: var(--sp-7);
}

/* ---------- 目录 ---------- */
.page-disclaimer .terms-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(26, 32, 40, 0.92), rgba(17, 21, 27, 0.94));
  box-shadow: var(--shadow-glass);
  padding: var(--sp-2) var(--sp-3);
}

.page-disclaimer .terms-toc > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--paper-60);
}

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

.page-disclaimer .terms-toc > summary::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.5px solid var(--green);
  border-bottom: 1.5px solid var(--green);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.page-disclaimer .terms-toc[open] > summary::after {
  transform: rotate(-135deg);
}

.page-disclaimer .terms-toc-list {
  display: grid;
  gap: 2px;
  margin: var(--sp-2) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-toc-link {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 8px 8px 8px 10px;
  border-left: 2px solid transparent;
  color: var(--paper-60);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-disclaimer .terms-toc-link:hover {
  color: var(--paper);
  border-left-color: var(--line-strong);
}

.page-disclaimer .terms-toc-link.is-active {
  color: var(--paper);
  border-left-color: var(--green);
  background: rgba(182, 255, 59, 0.07);
}

.page-disclaimer .terms-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--paper-40);
  transition: color 0.2s var(--ease);
}

.page-disclaimer .terms-toc-link:hover .terms-toc-num,
.page-disclaimer .terms-toc-link.is-active .terms-toc-num {
  color: var(--green);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .terms-body {
  min-width: 0;
}

.page-disclaimer .terms-section {
  position: relative;
  padding: var(--sp-4) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 112px;
}

.page-disclaimer .terms-section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .terms-section::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  right: 0;
  height: 104px;
  background-image:
    linear-gradient(to right, var(--terms-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--terms-grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 100%);
  pointer-events: none;
}

.page-disclaimer .terms-head {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--sp-2);
  margin-bottom: var(--sp-3);
}

.page-disclaimer .terms-index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(28px, 4.6vw, 44px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--green);
}

.page-disclaimer .terms-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .clauses {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: 0 var(--sp-2);
  padding: 13px 0;
  border-bottom: 1px solid var(--terms-rule);
}

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

.page-disclaimer .clause-num {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--paper-40);
}

.page-disclaimer .clause-text {
  margin: 0;
  color: var(--paper-80);
  font-size: 15px;
  line-height: 1.85;
}

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

.page-disclaimer .clause-text a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: rgba(61, 169, 255, 0.4);
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease), text-decoration-color 0.2s var(--ease);
}

.page-disclaimer .clause-text a:hover {
  color: var(--mint);
  text-decoration-color: var(--mint);
}

.page-disclaimer .clause--key {
  margin: 8px 0;
  padding: 15px var(--sp-3);
  border: 1px solid rgba(182, 255, 59, 0.28);
  border-radius: var(--radius-m);
  background: linear-gradient(120deg, rgba(182, 255, 59, 0.09), rgba(17, 21, 27, 0.62));
}

.page-disclaimer .clause--key .clause-num {
  color: var(--green);
  font-weight: 700;
}

/* ---------- 结尾联络 ---------- */
.page-disclaimer .terms-cta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
  padding: var(--sp-3) var(--sp-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(100deg, rgba(61, 169, 255, 0.10), rgba(17, 21, 27, 0.9) 55%);
}

.page-disclaimer .terms-cta-text {
  margin: 0;
  flex: 1 1 260px;
  min-width: 0;
  color: var(--paper-80);
  font-size: 15px;
  line-height: 1.7;
}

.page-disclaimer .terms-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 254px minmax(0, 1fr);
    gap: var(--sp-6);
    align-items: start;
  }

  .page-disclaimer .terms-toc {
    position: sticky;
    top: 104px;
    padding: var(--sp-3);
  }

  .page-disclaimer .terms-toc > summary {
    cursor: default;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .terms-toc > summary::after {
    display: none;
  }

  .page-disclaimer .terms-body {
    max-width: 78ch;
  }

  .page-disclaimer .clause-text {
    font-size: 16px;
  }
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 600px) {
  .page-disclaimer .terms-hero {
    padding-top: var(--sp-5);
  }

  .page-disclaimer .terms-figure {
    margin-bottom: var(--sp-5);
  }

  .page-disclaimer .terms-figure img {
    border-radius: var(--radius-m);
  }

  .page-disclaimer .clause {
    grid-template-columns: 2.2em minmax(0, 1fr);
    gap: 0 10px;
    padding: 12px 0;
  }

  .page-disclaimer .clause-text {
    font-size: 14.5px;
    line-height: 1.8;
  }

  .page-disclaimer .clause--key {
    padding: 13px var(--sp-2);
  }

  .page-disclaimer .terms-cta {
    padding: var(--sp-3) var(--sp-2);
  }

  .page-disclaimer .terms-cta-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-toc-link,
  .page-disclaimer .terms-toc-num,
  .page-disclaimer .terms-toc > summary::after,
  .page-disclaimer .clause-text a {
    transition: none;
  }
}