/* 使用条款页：左目录右正文 / 编号条款 / 折叠展开 */
.page-disclaimer {
  --terms-bg: #FAF6EF;
  --terms-panel: #FFFDF8;
  --terms-edge: #D8CFC0;
  --terms-gold: #C9A53A;
  --terms-orange: #E84A2A;
  --terms-blue: #0B2545;
  --terms-bright: #FF6B4A;
  background:
    linear-gradient(135deg, transparent 0 86%, rgba(232, 74, 42, 0.07) 86% 100%),
    var(--terms-bg);
  color: var(--ink);
  padding: 2rem 0 3.5rem;
}

.page-disclaimer .terms-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.page-disclaimer .breadcrumbs {
  margin-bottom: 2rem;
}

.page-disclaimer .terms-intro {
  position: relative;
  border-bottom: 3px solid var(--ink);
  padding: 0 0 1.75rem;
  margin-bottom: 2.5rem;
}

.page-disclaimer .terms-intro::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 56px;
  height: 3px;
  background: var(--terms-orange);
}

.page-disclaimer .terms-intro::after {
  display: none;
}

.page-disclaimer .terms-kicker {
  font-family: var(--font-anno);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--terms-orange);
  margin: 0 0 0.6rem;
}

.page-disclaimer .terms-title-main {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1.1rem;
  max-width: 14em;
}

.page-disclaimer .terms-lead {
  max-width: 44em;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--gray);
  border-left: 4px solid var(--terms-gold);
  padding-left: 1rem;
}

.page-disclaimer .terms-layout {
  display: block;
}

.page-disclaimer .terms-sidebar {
  margin-bottom: 2.5rem;
}

.page-disclaimer .terms-nav-card {
  position: relative;
  overflow: hidden;
  background: var(--terms-blue);
  color: var(--paper);
  padding: 1.5rem 1.25rem;
  border-bottom: 6px solid var(--terms-orange);
}

.page-disclaimer .terms-nav-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, transparent 0 50%, var(--terms-gold) 50% 100%);
  opacity: 0.85;
}

.page-disclaimer .terms-nav-kicker {
  font-family: var(--font-anno);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--terms-gold);
  margin: 0 0 0.35rem;
}

.page-disclaimer .terms-nav-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.3rem;
  margin: 0 0 1rem;
  color: var(--paper);
}

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

.page-disclaimer .terms-nav-list li + li {
  border-top: 1px solid rgba(245, 240, 232, 0.16);
}

.page-disclaimer .terms-nav-list a {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.78rem 0;
  color: rgba(245, 240, 232, 0.92);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-disclaimer .terms-nav-list a span {
  font-family: var(--font-anno);
  font-style: italic;
  color: var(--terms-gold);
  font-size: 0.86rem;
}

.page-disclaimer .terms-nav-list a:hover,
.page-disclaimer .terms-nav-list a:focus-visible {
  color: var(--terms-bright);
  padding-left: 0.35rem;
  outline: none;
}

.page-disclaimer .terms-sidebar-figure {
  margin: 1.25rem 0 0;
}

.page-disclaimer .terms-sidebar-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 400px;
  border: 1px solid var(--terms-edge);
}

.page-disclaimer .terms-sidebar-figure figcaption {
  font-family: var(--font-anno);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--gray);
  padding-top: 0.5rem;
}

.page-disclaimer .terms-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-disclaimer .terms-item {
  scroll-margin-top: 7.5rem;
  background: var(--terms-panel);
  border: 1px solid var(--terms-edge);
  border-left: 5px solid var(--terms-orange);
  box-shadow: 0 2px 0 rgba(26, 26, 26, 0.05);
  transition: box-shadow 0.25s ease;
}

.page-disclaimer .terms-item[open] {
  box-shadow: 0 8px 0 rgba(26, 26, 26, 0.07);
}

.page-disclaimer .terms-item summary {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.2rem 1.1rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.page-disclaimer .terms-item summary:focus-visible {
  outline: 3px solid var(--terms-gold);
  outline-offset: -3px;
}

.page-disclaimer .terms-num {
  flex: 0 0 auto;
  font-family: var(--font-anno);
  font-style: italic;
  font-size: clamp(1.45rem, 3vw, 2rem);
  line-height: 1;
  color: var(--terms-gold);
  padding-right: 1rem;
  border-right: 1px solid var(--terms-edge);
}

.page-disclaimer .terms-heading {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.6vw, 1.9rem);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .terms-item summary::after {
  content: "−";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-anno);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--terms-bright);
  transition: transform 0.2s ease;
}

.page-disclaimer .terms-item:not([open]) summary::after {
  content: "＋";
}

.page-disclaimer .terms-body {
  border-top: 1px dashed var(--terms-edge);
  padding: 1.25rem 1.15rem 1.4rem;
}

.page-disclaimer .terms-paragraph {
  margin: 0 0 1rem;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--gray);
}

.page-disclaimer .terms-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.page-disclaimer .terms-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--gray);
}

.page-disclaimer .terms-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 0.55rem;
  height: 2px;
  background: var(--terms-orange);
}

.page-disclaimer .terms-highlight {
  background: linear-gradient(90deg, rgba(232, 74, 42, 0.13), rgba(255, 107, 74, 0.04));
  border-left: 5px solid var(--terms-orange);
  padding: 1rem 1.2rem;
  margin: 0 0 1.2rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-disclaimer .terms-note {
  margin-top: 0.75rem;
  background: rgba(201, 165, 58, 0.13);
  border: 1px solid rgba(201, 165, 58, 0.4);
  padding: 0.9rem 1.1rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--terms-blue);
}

.page-disclaimer .terms-crosslinks {
  margin-top: 2.75rem;
  position: relative;
  overflow: hidden;
  background: var(--ink);
  padding: 2rem 1.5rem;
  color: var(--paper);
}

.page-disclaimer .terms-crosslinks::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    135deg,
    rgba(201, 165, 58, 0.25) 0 1px,
    transparent 1px 12px
  );
  opacity: 0.35;
  pointer-events: none;
}

.page-disclaimer .terms-crosslinks::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(201, 165, 58, 0.5);
  transform: rotate(45deg);
}

.page-disclaimer .terms-crosslinks-title {
  position: relative;
  margin: 0 0 1rem;
  font-family: var(--font-anno);
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  color: var(--terms-gold);
}

.page-disclaimer .terms-crosslinks-inner {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.page-disclaimer .terms-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.62rem 1.15rem;
  border: 1px solid rgba(245, 240, 232, 0.4);
  color: var(--paper);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-disclaimer .terms-link-btn:hover,
.page-disclaimer .terms-link-btn:focus-visible {
  background: var(--terms-orange);
  border-color: var(--terms-orange);
  transform: translateY(-2px);
  outline: none;
}

.page-disclaimer .terms-crosslinks-note {
  position: relative;
  margin: 1.1rem 0 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(245, 240, 232, 0.68);
}

@media (min-width: 600px) {
  .page-disclaimer .terms-intro::after {
    display: block;
    content: "使用条款";
    position: absolute;
    top: 0.2rem;
    right: 0;
    writing-mode: vertical-rl;
    font-family: var(--font-anno);
    font-weight: 700;
    letter-spacing: 0.3em;
    font-size: 1rem;
    color: rgba(26, 26, 26, 0.2);
  }
}

@media (min-width: 900px) {
  .page-disclaimer {
    padding: 3.75rem 0 5rem;
  }

  .page-disclaimer .terms-intro {
    margin-bottom: 3.5rem;
  }

  .page-disclaimer .terms-layout {
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-disclaimer .terms-sidebar {
    position: sticky;
    top: 8rem;
    margin-bottom: 0;
  }

  .page-disclaimer .terms-content {
    gap: 1.5rem;
  }

  .page-disclaimer .terms-nav-card {
    padding: 1.75rem 1.5rem;
  }

  .page-disclaimer .terms-item summary {
    padding: 1.35rem 1.6rem;
  }

  .page-disclaimer .terms-body {
    padding: 1.35rem 1.6rem 1.8rem;
  }

  .page-disclaimer .terms-crosslinks {
    padding: 2.25rem 2rem;
  }
}