.page-privacy {
  background: var(--paper-100);
  color: var(--ink-900);
}

/* ---------- 面包屑 ---------- */
.page-privacy .privacy-crumbs {
  padding-top: clamp(1.1rem, 3vw, 1.75rem);
}

.page-privacy .privacy-crumbs .crumbs {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--slate-400);
}

.page-privacy .privacy-crumbs .crumbs__item + .crumbs__item::before {
  content: "/";
  margin: 0 .5em;
  color: var(--sand-500);
}

.page-privacy .privacy-crumbs .crumbs__item a {
  color: var(--slate-400);
  text-decoration: none;
}

.page-privacy .privacy-crumbs .crumbs__item a:hover {
  color: var(--indigo-600);
}

/* ---------- 标题区 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(1.25rem, 4vw, 2.25rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
  position: relative;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: var(--gutter);
  right: var(--gutter);
  bottom: 0;
  height: 1px;
  background: var(--line);
}

.page-privacy .privacy-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .22em;
  color: var(--sand-500);
  margin: 0 0 .9rem;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(1.72rem, 4.6vw, 2.75rem);
  line-height: 1.3;
  margin: 0;
  max-width: 20ch;
}

.page-privacy .privacy-hero .lede {
  font-family: var(--font-body);
  font-size: clamp(.95rem, 1.6vw, 1.06rem);
  line-height: 1.95;
  color: var(--ink-900);
  max-width: 54ch;
  margin: clamp(1rem, 2.5vw, 1.5rem) 0 0;
}

/* ---------- 通栏主题图 ---------- */
.page-privacy .privacy-figure {
  margin: 0;
  padding-top: clamp(1.25rem, 3vw, 1.75rem);
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--indigo-950);
  opacity: .92;
}

/* ---------- 分栏骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: clamp(1.75rem, 5vw, 3rem);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

/* ---------- 页边索引 ---------- */
.page-privacy .privacy-rail {
  border-top: 1px solid var(--line-strong);
  padding-top: .9rem;
}

.page-privacy .privacy-rail__title {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .22em;
  color: var(--sand-500);
  margin: 0 0 .75rem;
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.1rem;
}

.page-privacy .privacy-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: .45rem;
  font-family: var(--font-body);
  font-size: .86rem;
  line-height: 1.7;
  color: var(--slate-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-2) ease, border-color var(--dur-2) ease;
}

.page-privacy .privacy-rail__link:hover {
  color: var(--indigo-800);
  border-bottom-color: var(--cyan-400);
}

.page-privacy .privacy-rail__link.is-active {
  color: var(--ink-900);
  border-bottom-color: var(--sand-500);
}

.page-privacy .privacy-rail__no {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--sand-500);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-article {
  max-width: 68ch;
}

.page-privacy .privacy-sec {
  padding-bottom: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-privacy .privacy-sec + .privacy-sec {
  border-top: 1px solid var(--line);
  padding-top: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-privacy .privacy-sec__num {
  display: flex;
  align-items: center;
  gap: .8rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .2em;
  color: var(--sand-500);
  margin: 0 0 .55rem;
}

.page-privacy .privacy-sec__num::after {
  content: "";
  flex: 1 1 auto;
  max-width: 140px;
  height: 1px;
  background: linear-gradient(90deg, var(--sand-500), rgba(200, 162, 74, 0));
}

.page-privacy .privacy-sec__title {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  line-height: 1.4;
  margin: 0 0 .85rem;
}

.page-privacy .privacy-sec__lead,
.page-privacy .privacy-sec__body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.95;
  margin: 0 0 1.05rem;
}

.page-privacy .privacy-sec__lead {
  color: var(--indigo-600);
  border-left: 2px solid var(--sand-200);
  padding-left: .9rem;
}

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

.page-privacy .privacy-sec a.link-underline {
  color: var(--indigo-800);
  text-decoration: none;
  border-bottom: 1px solid var(--sand-500);
  transition: color var(--dur-2) ease, border-color var(--dur-2) ease;
}

.page-privacy .privacy-sec a.link-underline:hover {
  color: var(--jade-500);
  border-bottom-color: var(--cyan-400);
}

/* ---------- 场景条目 ---------- */
.page-privacy .scene {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  margin-top: 1rem;
}

.page-privacy .scene__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .96rem;
  letter-spacing: .01em;
  color: var(--indigo-800);
  margin: 0 0 .5rem;
}

.page-privacy .scene__title::before {
  content: "▸";
  color: var(--cyan-400);
  margin-right: .45rem;
  font-size: .8em;
}

.page-privacy .scene p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.95;
  margin: 0;
}

/* ---------- 用途列表 ---------- */
.page-privacy .purpose-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .purpose-list__item {
  border-top: 1px solid var(--line);
  padding: 1.05rem 0 0;
  margin-bottom: 1.3rem;
}

.page-privacy .purpose-list__item:first-child {
  border-top-color: var(--line-strong);
}

.page-privacy .purpose-list__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink-900);
  margin: 0 0 .45rem;
  display: flex;
  align-items: baseline;
  gap: .6rem;
}

.page-privacy .purpose-list__title::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  background: var(--jade-500);
  transform: rotate(45deg) translateY(-1px);
}

.page-privacy .purpose-list__item p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.95;
  margin: 0;
  padding-left: 1.4rem;
}

/* ---------- 保留期限 ---------- */
.page-privacy .retention {
  margin: 0 0 1.3rem;
  border-top: 1px solid var(--line-strong);
}

.page-privacy .retention__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .25rem;
  border-bottom: 1px solid var(--line);
  padding: .95rem 0;
}

.page-privacy .retention__key {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--sand-500);
}

.page-privacy .retention__val {
  font-family: var(--font-body);
  font-size: .98rem;
  line-height: 1.9;
  margin: 0;
}

/* ---------- 选择清单 ---------- */
.page-privacy .choice-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-privacy .choice-list__item {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.9;
  border-bottom: 1px solid var(--line);
  padding: .8rem 0 .8rem 1.5rem;
  position: relative;
}

.page-privacy .choice-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35rem;
  width: 10px;
  height: 1px;
  background: var(--sand-500);
}

/* ---------- 联系条 ---------- */
.page-privacy .contact-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  background: var(--indigo-950);
  color: var(--on-dark);
  border-radius: var(--radius);
  padding: clamp(1.1rem, 3vw, 1.6rem);
  margin-bottom: 1.3rem;
}

.page-privacy .contact-strip__label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--sand-500);
  margin: 0 0 .4rem;
}

.page-privacy .contact-strip__mail {
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 2.4vw, 1.1rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
  color: var(--on-dark);
  margin: 0;
  word-break: break-all;
}

.page-privacy .contact-strip__hint {
  font-family: var(--font-body);
  font-size: .88rem;
  line-height: 1.8;
  color: var(--on-dark-muted);
  margin: .5rem 0 0;
}

.page-privacy .contact-strip .btn {
  justify-self: start;
  border-color: var(--sand-500);
  color: var(--sand-200);
  background: transparent;
}

.page-privacy .contact-strip .btn:hover {
  background: var(--sand-500);
  color: var(--indigo-950);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-privacy .retention__row {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
  }

  .page-privacy .retention__key {
    margin: 0;
    padding-top: .15rem;
  }

  .page-privacy .contact-strip {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-privacy .contact-strip .btn {
    justify-self: end;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: 210px minmax(0, 1fr);
    column-gap: clamp(2rem, 5vw, 4rem);
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 108px;
    align-self: start;
    border-top: 1px solid var(--line-strong);
  }

  .page-privacy .privacy-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: .1rem;
  }

  .page-privacy .privacy-rail__link {
    display: flex;
    padding: .5rem 0;
    border-bottom: 1px solid transparent;
  }

  .page-privacy .privacy-rail__link.is-active {
    border-bottom-color: transparent;
  }

  .page-privacy .privacy-rail__link.is-active::after {
    content: "";
    flex: 1 1 auto;
    align-self: center;
    height: 1px;
    margin-left: .6rem;
    background: var(--sand-500);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-sec a.link-underline,
  .page-privacy .contact-strip .btn {
    transition: none;
  }
}