.page-disclaimer {
  --disc-paper-soft: rgba(244, 239, 230, 0.84);
  --disc-paper-dim: rgba(244, 239, 230, 0.66);
  --disc-ink-veil: rgba(13, 26, 43, 0.06);
  --disc-cyan-veil: rgba(46, 211, 226, 0.12);
}

/* ============ 页头 ============ */
.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.25rem, 3vw, 2rem) clamp(2rem, 5vw, 3.5rem);
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  top: -25%;
  right: -16%;
  width: 68%;
  height: 160%;
  pointer-events: none;
  background: linear-gradient(152deg, rgba(255, 107, 44, 0.16) 0%, rgba(46, 211, 226, 0.14) 52%, rgba(46, 211, 226, 0) 78%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 4% 100%);
}

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

.page-disclaimer .breadcrumbs {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .hero-grid {
  align-items: start;
  row-gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .hero-lead h1 {
  margin-block: 0.4em 0.6em;
  color: var(--ink);
}

.page-disclaimer .hero-lead .lede {
  color: var(--ink-2);
}

.page-disclaimer .hero-card {
  padding: clamp(1.15rem, 2.5vw, 1.75rem);
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
}

.page-disclaimer .hero-card__num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--orange);
  margin: 0.35rem 0 0.7rem;
}

.page-disclaimer .hero-card__meta {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-disclaimer .hero-card__rule {
  display: block;
  height: 10px;
  margin: 1rem 0;
  background-image: repeating-linear-gradient(to right, var(--line-strong) 0 1px, transparent 1px 26px);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .hero-figure {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-m);
  aspect-ratio: 1600 / 600;
  background: var(--paper-2);
}

.page-disclaimer .hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============ 版本时间线 ============ */
.page-disclaimer .version-strip {
  margin-top: clamp(1.25rem, 3vw, 2rem);
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--paper-2);
}

.page-disclaimer .version-strip__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.page-disclaimer .version-strip__hint {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--index);
}

.page-disclaimer .version-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.page-disclaimer .version-node {
  position: relative;
  padding: 1.35rem 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--glass);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.page-disclaimer .version-node::after {
  content: "";
  position: absolute;
  top: 0;
  left: 1rem;
  width: 30px;
  height: 3px;
  border-radius: 0 0 2px 2px;
  background: var(--cyan);
}

.page-disclaimer .version-node:hover,
.page-disclaimer .version-node:focus-within {
  transform: translateY(-4px);
  border-color: var(--orange);
  background: var(--paper);
  box-shadow: var(--shadow-lift);
}

.page-disclaimer .version-node__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-disclaimer .version-node__phase {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--index);
}

.page-disclaimer .version-node__cap {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--ink-2);
}

.page-disclaimer .version-node--current {
  background: var(--ink);
  border-color: var(--ink);
}

.page-disclaimer .version-node--current::after {
  background: var(--orange);
}

.page-disclaimer .version-node--current .version-node__no {
  color: var(--paper);
}

.page-disclaimer .version-node--current .version-node__phase {
  color: var(--cyan);
}

.page-disclaimer .version-node--current .version-node__cap {
  color: var(--disc-paper-soft);
}

.page-disclaimer .version-node--current:hover,
.page-disclaimer .version-node--current:focus-within {
  background: var(--ink);
  border-color: var(--cyan);
}

/* ============ 条款正文 ============ */
.page-disclaimer .terms-body {
  padding-block: clamp(2.25rem, 6vw, 4.5rem);
}

.page-disclaimer .terms-aside {
  min-width: 0;
}

.page-disclaimer .terms-doc {
  min-width: 0;
}

.page-disclaimer .clause-index {
  padding: 1.15rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--glass);
  backdrop-filter: blur(10px);
}

.page-disclaimer .clause-index__list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-disclaimer .clause-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.5rem 0.6rem;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink-2);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .clause-index__link .num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--index);
}

.page-disclaimer .clause-index__link:hover {
  background: var(--disc-ink-veil);
  color: var(--ink);
}

.page-disclaimer .clause-index__link.is-active {
  background: var(--paper-2);
  border-left-color: var(--orange);
  color: var(--ink);
  font-weight: 500;
}

.page-disclaimer .clause-section {
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-disclaimer .clause-section + .clause-section {
  margin-top: clamp(2.25rem, 5vw, 3.75rem);
}

.page-disclaimer .clause-section + .clause-section::before {
  content: "";
  display: block;
  height: 11px;
  margin-bottom: clamp(1.4rem, 3vw, 2.1rem);
  background-image: repeating-linear-gradient(to right, var(--line-strong) 0 1px, transparent 1px 34px);
  border-bottom: 1px solid var(--line);
  opacity: 0.85;
}

.page-disclaimer .clause-head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.page-disclaimer .clause-head__no {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-disclaimer .clause-head__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  font-weight: 300;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-disclaimer .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .clause-item {
  display: grid;
  grid-template-columns: 3.1rem 1fr;
  gap: 0.35rem 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.97rem;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-disclaimer .clause-item:last-child {
  border-bottom: 0;
  padding-bottom: 0.2rem;
}

.page-disclaimer .clause-no {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--index);
  padding-top: 0.5rem;
}

.page-disclaimer .clause-item a {
  color: var(--green-2);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.page-disclaimer .clause-item a:hover {
  color: var(--orange);
}

/* ============ 数据锚点 ============ */
.page-disclaimer .terms-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--line);
}

.page-disclaimer .terms-stat {
  padding: 1.1rem 1rem 1.2rem;
  background: var(--paper-2);
}

.page-disclaimer .terms-stat--accent {
  background: var(--ink);
}

.page-disclaimer .terms-stat--accent .terms-stat__value {
  color: var(--orange);
}

.page-disclaimer .terms-stat--accent .terms-stat__label {
  color: var(--disc-paper-dim);
}

.page-disclaimer .terms-stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .terms-stat__label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.76rem;
  letter-spacing: 0.07em;
  color: var(--index);
}

/* ============ 折叠排查 ============ */
.page-disclaimer .clause-more {
  margin-top: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--paper-2);
}

.page-disclaimer .clause-more summary {
  padding: 0.85rem 1rem;
  cursor: pointer;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  list-style: none;
}

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

.page-disclaimer .clause-more summary::before {
  content: "+";
  display: inline-block;
  width: 1.1rem;
  font-family: var(--font-mono);
  color: var(--orange);
}

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

.page-disclaimer .clause-tips {
  margin: 0;
  padding: 0 1.1rem 1.1rem 2.5rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-disclaimer .clause-tips li + li {
  margin-top: 0.4rem;
}

/* ============ 收束区 ============ */
.page-disclaimer .terms-tail {
  padding-block: clamp(2.5rem, 6vw, 4.75rem);
}

.page-disclaimer .tail-lead h2 {
  color: var(--paper);
  margin-block: 0.35em 0.5em;
}

.page-disclaimer .tail-lead__text {
  margin: 0 0 1.5rem;
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--disc-paper-soft);
}

.page-disclaimer .tail-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-disclaimer .tail-link a {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.9rem;
  align-items: start;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line-paper);
  border-radius: var(--radius-m);
  text-decoration: none;
  color: var(--paper);
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.page-disclaimer .tail-link a:hover,
.page-disclaimer .tail-link a:focus-visible {
  background: var(--disc-cyan-veil);
  border-color: var(--cyan);
  transform: translateX(5px);
}

.page-disclaimer .tail-link__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 0.32rem;
}

.page-disclaimer .tail-link__body {
  display: block;
  min-width: 0;
}

.page-disclaimer .tail-link__title {
  display: block;
  font-size: 1.02rem;
  letter-spacing: 0.03em;
}

.page-disclaimer .tail-link__desc {
  display: block;
  margin-top: 0.28rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--disc-paper-dim);
}

.page-disclaimer .terms-tail__note {
  margin: 1.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  line-height: 1.9;
  color: var(--disc-paper-dim);
}

/* ============ 响应式 ============ */
@media (max-width: 860px) {
  .page-disclaimer .clause-index {
    position: static;
    backdrop-filter: none;
  }

  .page-disclaimer .clause-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .terms-aside {
    margin-bottom: 1.75rem;
  }
}

@media (max-width: 620px) {
  .page-disclaimer .clause-index__list {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .clause-item {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }

  .page-disclaimer .clause-no {
    padding-top: 0;
    letter-spacing: 0.12em;
  }

  .page-disclaimer .hero-figure {
    aspect-ratio: 3 / 2;
  }

  .page-disclaimer .version-track {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .tail-link a {
    grid-template-columns: 1.8rem 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .version-node,
  .page-disclaimer .tail-link a,
  .page-disclaimer .clause-index__link {
    transition: none;
  }

  .page-disclaimer .version-node:hover,
  .page-disclaimer .version-node:focus-within,
  .page-disclaimer .tail-link a:hover,
  .page-disclaimer .tail-link a:focus-visible {
    transform: none;
  }
}