/* ===== 使用协议页 · 条款索引 + 卡片正文 ===== */
.page-disclaimer {
  --dc-rail-w: 258px;
  --dc-tint: rgba(53, 240, 200, 0.07);
}

/* —— 首屏：左标题 + 右印章视觉 —— */
.page-disclaimer .dc-hero {
  padding-top: 30px;
}

.page-disclaimer .dc-hero-grid {
  display: grid;
  gap: 26px;
}

.page-disclaimer .dc-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 7vw, 92px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-disclaimer .dc-lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--text);
}

.page-disclaimer .dc-lead strong {
  font-weight: 600;
  color: var(--cyan);
}

.page-disclaimer .dc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-disclaimer .dc-meta .tag {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
}

.page-disclaimer .dc-stamp {
  margin: 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .dc-stamp img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 印刷刻度线 */
.page-disclaimer .dc-ticker {
  height: 14px;
  margin-top: 30px;
  border-top: 1px solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 24px);
}

@media (min-width: 900px) {
  .page-disclaimer .dc-hero {
    padding-top: 44px;
  }

  .page-disclaimer .dc-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 44px;
  }

  .page-disclaimer .dc-ticker {
    margin-top: 40px;
  }
}

/* —— 两栏骨架：左索引 / 右条款 —— */
.page-disclaimer .dc-layout {
  display: grid;
  gap: 26px;
}

@media (min-width: 900px) {
  .page-disclaimer .dc-layout {
    grid-template-columns: var(--dc-rail-w) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-disclaimer .dc-index {
    position: sticky;
    top: 96px;
  }
}

/* —— 左栏：条款索引 —— */
.page-disclaimer .dc-index {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .dc-index-title {
  margin: 0;
  color: var(--muted);
}

.page-disclaimer .dc-index-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .dc-index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .dc-index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--teal);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .dc-index-link:hover {
  color: var(--cyan);
  border-left-color: var(--teal);
  background: var(--dc-tint);
}

.page-disclaimer .dc-index-link.is-active,
.page-disclaimer .dc-index-link[aria-current] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: var(--dc-tint);
}

.page-disclaimer .dc-index-link.is-active .dc-index-num,
.page-disclaimer .dc-index-link[aria-current] .dc-index-num {
  color: var(--amber);
}

/* —— 右栏：条款卡片 —— */
.page-disclaimer .dc-body {
  display: grid;
  gap: 18px;
}

.page-disclaimer .dc-clause {
  position: relative;
  padding: 30px 20px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  scroll-margin-top: 92px;
  transition: border-color var(--dur) var(--ease);
}

.page-disclaimer .dc-clause:hover,
.page-disclaimer .dc-clause:focus-within {
  border-color: var(--cyan);
}

.page-disclaimer .dc-corner {
  position: absolute;
  top: 0;
  right: 0;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--cyan);
}

.page-disclaimer .dc-clause-title {
  margin: 0;
  padding-right: 58px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-disclaimer .dc-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-disclaimer .dc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-disclaimer .dc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 7px;
  background: var(--amber);
}

@media (min-width: 700px) {
  .page-disclaimer .dc-clause {
    padding: 34px 32px 28px;
  }
}

/* —— 收束：米白纸面块 —— */
.page-disclaimer .dc-close {
  padding-bottom: 68px;
}

.page-disclaimer .dc-note {
  padding: 30px 22px;
  color: var(--ink-text);
}

.page-disclaimer .dc-note-grid {
  display: grid;
  gap: 22px;
}

.page-disclaimer .dc-note .eyebrow {
  margin: 0;
  color: var(--teal);
}

.page-disclaimer .dc-note-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}

.page-disclaimer .dc-note-text {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-disclaimer .dc-note-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .dc-note .btn-ghost {
  color: var(--ink-text);
  border-color: var(--ink-text);
  background: transparent;
}

.page-disclaimer .dc-note .btn-ghost:hover {
  color: var(--paper);
  background: var(--ink-text);
}

@media (min-width: 800px) {
  .page-disclaimer .dc-note {
    padding: 42px 46px;
  }

  .page-disclaimer .dc-note-grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}

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