/* ===== 个人信息说明 · 页面专属样式（作用域 .page-privacy） ===== */
.page-privacy {
  --pp-rail: 236px;
  background: var(--paper);
  color: var(--brown);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 顶部版本条 ---------- */
.page-privacy .pp-topline {
  background: var(--ink);
  border-bottom: 3px solid var(--gold);
  color: var(--paper);
}

.page-privacy .pp-topline__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  min-height: 44px;
  padding-top: 8px;
  padding-bottom: 8px;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.06em;
}

.page-privacy .pp-topline__ver {
  color: var(--gold);
  text-transform: uppercase;
}

.page-privacy .pp-topline__sep {
  color: rgba(244, 239, 228, 0.35);
}

.page-privacy .pp-topline__note {
  font-family: var(--sans);
  font-size: var(--t8);
  letter-spacing: 0;
  color: rgba(244, 239, 228, 0.74);
  line-height: 1.5;
}

/* ---------- 页头 ---------- */
.page-privacy .pp-head {
  padding-top: clamp(24px, 5vw, 52px);
  padding-bottom: clamp(20px, 4vw, 36px);
}

.page-privacy .pp-head .crumbs {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-privacy .pp-head .eyebrow {
  margin: 0 0 10px;
}

.page-privacy .pp-head h1 {
  margin: 0 0 18px;
  font-size: var(--t1);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-privacy .pp-lede {
  margin: 0;
  max-width: 42ch;
  padding-left: 16px;
  border-left: 3px solid var(--gold);
  font-size: var(--t5);
  line-height: 1.8;
  color: var(--brown);
}

/* ---------- 摘要卡 ---------- */
.page-privacy .pp-brief {
  padding-bottom: clamp(30px, 5vw, 54px);
}

.page-privacy .pp-brief__card {
  background: var(--ink);
  color: var(--paper);
  border: var(--stroke);
  box-shadow: var(--shadow-gold);
  padding: clamp(18px, 3.4vw, 34px);
}

.page-privacy .pp-brief__title {
  margin: 0 0 20px;
  font-size: var(--t4);
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-privacy .pp-brief__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px 20px;
}

.page-privacy .pp-brief__k {
  display: block;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-privacy .pp-brief__item p {
  margin: 0;
  font-size: var(--t7);
  line-height: 1.7;
  color: rgba(244, 239, 228, 0.86);
}

.page-privacy .pp-brief__more {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid rgba(244, 239, 228, 0.22);
}

.page-privacy .pp-brief__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .pp-brief__more summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-brief__more summary::after {
  content: " ＋";
}

.page-privacy .pp-brief__more[open] summary::after {
  content: " －";
}

.page-privacy .pp-brief__points {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .pp-brief__points li {
  position: relative;
  padding-left: 18px;
  font-size: var(--t7);
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.82);
}

.page-privacy .pp-brief__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-privacy .pp-brief__points a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pp-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-privacy .pp-article {
  min-width: 0;
}

.page-privacy .pp-sec {
  scroll-margin-top: 96px;
  padding-bottom: clamp(26px, 4vw, 44px);
  margin-bottom: clamp(26px, 4vw, 44px);
  border-bottom: var(--hair);
}

.page-privacy .pp-sec--last {
  border-bottom: 0;
  margin-bottom: clamp(16px, 2vw, 24px);
  padding-bottom: 0;
}

.page-privacy .pp-sec h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: var(--t3);
  line-height: 1.2;
  color: var(--ink);
}

.page-privacy .pp-num {
  font-family: var(--mono);
  font-size: var(--t7);
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: none;
}

.page-privacy .pp-sec > p {
  max-width: 40ch;
  margin: 0 0 18px;
  font-size: var(--t6);
  line-height: 1.8;
}

.page-privacy .pp-lead {
  color: var(--brown);
}

.page-privacy .pp-sec > p:not(.pp-lead) {
  color: var(--brown);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pp-list {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-privacy .pp-list__row {
  padding-top: 12px;
  border-top: 1px solid rgba(36, 30, 26, 0.14);
}

.page-privacy .pp-list dt {
  margin-bottom: 6px;
  font-size: var(--t5);
  font-weight: 800;
  color: var(--ink);
}

.page-privacy .pp-list dd {
  margin: 0;
  max-width: 40ch;
  font-size: var(--t6);
  line-height: 1.78;
  color: var(--brown);
}

/* ---------- 信息流向图 ---------- */
.page-privacy .pp-flow {
  margin: 24px 0 0;
}

.page-privacy .pp-flow img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--stroke);
  background: var(--ink);
}

.page-privacy .pp-flow figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.06em;
  color: var(--graphite);
}

/* ---------- 联系方式块 ---------- */
.page-privacy .pp-contact {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: var(--stroke);
  background: var(--paper-2);
}

.page-privacy .pp-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(36, 30, 26, 0.16);
}

.page-privacy .pp-contact__k {
  flex: none;
  min-width: 5.5em;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.1em;
  color: var(--graphite);
}

.page-privacy .pp-contact__v {
  font-size: var(--t6);
  color: var(--ink);
  word-break: break-word;
}

.page-privacy .pp-sec--last a {
  color: var(--alert);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 尾注 ---------- */
.page-privacy .pp-footnote {
  margin: 0;
  padding-top: 14px;
  border-top: 3px solid var(--gold);
  font-size: var(--t8);
  letter-spacing: 0.08em;
  color: var(--graphite);
}

/* ---------- 目录侧栏 ---------- */
.page-privacy .pp-toc {
  order: -1;
  padding: 14px 16px;
  background: var(--paper-2);
  border: var(--stroke);
}

.page-privacy .pp-toc__title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.12em;
  color: var(--graphite);
}

.page-privacy .pp-toc__list {
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  display: flex;
  gap: 10px;
  overflow-x: auto;
}

.page-privacy .pp-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 6px 10px;
  border: 1px solid rgba(36, 30, 26, 0.24);
  background: var(--paper);
  font-size: var(--t7);
  color: var(--brown);
  text-decoration: none;
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.page-privacy .pp-toc__idx {
  font-family: var(--mono);
  font-size: var(--t8);
  color: var(--orange);
}

.page-privacy .pp-toc__link:hover .pp-toc__idx,
.page-privacy .pp-toc__link:focus-visible .pp-toc__idx {
  color: var(--cyan);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .pp-totop {
  position: fixed;
  right: 14px;
  bottom: 18px;
  z-index: 6;
  padding: 9px 13px;
  background: var(--ink);
  color: var(--paper);
  border: var(--stroke);
  box-shadow: var(--shadow-orange);
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.08em;
  text-decoration: none;
}

.page-privacy .pp-totop:hover,
.page-privacy .pp-totop:focus-visible {
  transform: translate(-2px, -2px);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-brief__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 28px;
  }

  .page-privacy .pp-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 32px;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pp-body {
    grid-template-columns: minmax(0, 1fr) var(--pp-rail);
    gap: clamp(36px, 4vw, 64px);
  }

  .page-privacy .pp-brief__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-privacy .pp-toc {
    order: 0;
    position: sticky;
    top: 96px;
    padding: 18px 18px 20px;
  }

  .page-privacy .pp-toc__list {
    flex-direction: column;
    overflow: visible;
    gap: 4px;
    padding-bottom: 0;
  }

  .page-privacy .pp-toc__link {
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    padding: 6px 0 6px 10px;
    white-space: normal;
  }

  .page-privacy .pp-toc__link:hover,
  .page-privacy .pp-toc__link:focus-visible {
    background: transparent;
    border-color: var(--ink);
    border-left-color: var(--orange);
    color: var(--ink);
  }

  .page-privacy .pp-toc__link:hover .pp-toc__idx,
  .page-privacy .pp-toc__link:focus-visible .pp-toc__idx {
    color: var(--orange);
  }

  .page-privacy .pp-sec > p,
  .page-privacy .pp-list dd {
    max-width: 42ch;
  }

  .page-privacy .pp-contact li {
    padding: 14px 20px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-totop:hover,
  .page-privacy .pp-totop:focus-visible {
    transform: none;
  }
}
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