.page-privacy {
  background: var(--paper-bg);
  color: var(--ink);
  padding-bottom: 64px;
}

/* ---------- 顶部 ---------- */
.page-privacy .privacy-top {
  position: relative;
  background: var(--sheet);
  border-bottom: 1px solid var(--rule);
  padding: calc(var(--header-h) + 30px) 0 30px;
}

.page-privacy .privacy-top::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 132px;
  height: 3px;
  background: var(--mineral);
}

.page-privacy .privacy-top .breadcrumb {
  margin-bottom: 24px;
}

.page-privacy .privacy-hero__kicker {
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--amber-deep);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 56px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--ink);
}

.page-privacy .privacy-hero__lead {
  max-width: 54ch;
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--ink-2);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  font-size: 12px;
  color: var(--ink-2);
}

/* ---------- 首图 ---------- */
.page-privacy .privacy-visual {
  margin: 34px 0 0;
}

.page-privacy .privacy-visual img {
  width: 100%;
  height: auto;
}

/* ---------- 主体 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 34px;
}

/* 章节索引：窄屏横向标签 */
.page-privacy .privacy-index {
  border-top: 2px solid var(--mineral);
  padding-top: 12px;
}

.page-privacy .privacy-index__title {
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--ink-2);
  margin: 0 0 12px;
}

.page-privacy .privacy-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-index__item {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  background: var(--sheet);
  color: var(--ink-2);
  text-decoration: none;
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-privacy .privacy-index__item:hover {
  border-color: var(--mineral);
  color: var(--ink);
}

.page-privacy .privacy-index__item[data-active] {
  background: var(--mineral);
  border-color: var(--mineral);
  color: var(--sheet);
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .clause {
  padding: 26px 0 24px;
  border-top: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-privacy .clause:first-of-type {
  border-top: 2px solid var(--mineral);
  padding-top: 22px;
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-privacy .clause__num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber-deep);
  padding-top: 6px;
}

.page-privacy .clause__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--ink);
}

.page-privacy .clause__body > p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.92;
  color: var(--ink);
}

.page-privacy .clause__body > p:last-child {
  margin-bottom: 0;
}

.page-privacy .clause__aside {
  margin: 14px 0 0;
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--amber);
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* 折叠条款 */
.page-privacy .clause__more {
  margin-top: 14px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  padding: 0 16px;
}

.page-privacy .clause__more[open] {
  box-shadow: var(--shadow-paper);
}

.page-privacy .clause__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  padding: 13px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mineral);
  transition: color var(--dur-fast) var(--ease);
}

.page-privacy .clause__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause__summary::after {
  content: "＋";
  font-size: 13px;
  line-height: 1;
  color: var(--vermilion);
}

.page-privacy .clause__more[open] .clause__summary::after {
  content: "－";
}

.page-privacy .clause__summary:hover {
  color: var(--vermilion);
}

.page-privacy .clause__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  border-top: 1px dashed var(--rule);
  padding-top: 14px;
}

.page-privacy .clause__more > .clause__list:last-child {
  margin-bottom: 14px;
}

.page-privacy .clause__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 11px;
  font-size: 14.5px;
  line-height: 1.88;
  color: var(--ink-2);
}

.page-privacy .clause__list li:last-child {
  margin-bottom: 0;
}

.page-privacy .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 2px;
  background: var(--vermilion);
}

.page-privacy .clause__list strong {
  color: var(--ink);
  font-weight: 600;
}

/* 请求路径：深色停顿区块 */
.page-privacy .clause--request {
  margin-top: 30px;
  padding: 30px 22px 26px;
  background: var(--deep);
  border-top: 0;
  border-left: 4px solid var(--vermilion);
}

.page-privacy .clause--request .clause__num {
  color: var(--amber);
}

.page-privacy .clause--request .clause__title {
  color: var(--sheet);
}

.page-privacy .clause--request .clause__body > p {
  color: rgba(251, 250, 247, 0.82);
}

.page-privacy .clause--request .clause__body > p .mono {
  color: var(--sheet);
}

.page-privacy .clause__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-privacy .clause--request .btn--cta {
  background: var(--vermilion);
  border-color: var(--vermilion);
  color: var(--sheet);
}

.page-privacy .clause--request .btn--cta:hover {
  background: var(--vermilion-deep);
  border-color: var(--vermilion-deep);
}

.page-privacy .privacy-copy {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 9px 16px;
  background: transparent;
  color: var(--sheet);
  border: 1px solid rgba(251, 250, 247, 0.38);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-privacy .privacy-copy:hover {
  background: var(--vermilion);
  border-color: var(--vermilion);
  color: var(--sheet);
}

.page-privacy .privacy-copy[data-copied] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--deep);
}

/* ---------- 桌面 ---------- */
@media (min-width: 940px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(0, 1fr) 214px;
    gap: 60px;
    padding-top: 52px;
  }

  .page-privacy .privacy-doc {
    grid-column: 1;
    grid-row: 1;
    max-width: 700px;
  }

  .page-privacy .privacy-index {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    border-top: 2px solid var(--vermilion);
  }

  .page-privacy .privacy-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-privacy .privacy-index__item {
    width: 100%;
    padding: 8px 0 8px 12px;
    border: 0;
    border-left: 2px solid var(--rule);
    background: none;
    color: var(--ink-2);
  }

  .page-privacy .privacy-index__item:hover {
    border-left-color: var(--mineral);
    color: var(--ink);
  }

  .page-privacy .privacy-index__item[data-active] {
    background: none;
    color: var(--vermilion);
    border-left-color: var(--vermilion);
    font-weight: 700;
  }

  .page-privacy .clause__title {
    font-size: 22px;
  }

  .page-privacy .clause--request {
    padding: 34px 30px 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__item,
  .page-privacy .clause__summary,
  .page-privacy .privacy-copy {
    transition: none;
  }
}