.page-privacy {
  --pv-line: rgba(30, 42, 36, .14);
  --pv-line-strong: rgba(30, 42, 36, .3);
  --pv-teal-soft: rgba(18, 107, 90, .08);
  --pv-paper-card: rgba(255, 255, 255, .42);
  --pv-body-text: rgba(30, 42, 36, .84);
  --pv-body-mute: rgba(30, 42, 36, .6);
  background: var(--paper);
  color: var(--paper-ink);
  overflow-x: hidden;
}

/* ---------- 页头 ---------- */
.page-privacy .pv-hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
  isolation: isolate;
}
.page-privacy .pv-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
  filter: saturate(.85);
  z-index: 0;
}
.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(7, 26, 20, .95) 0%, rgba(7, 26, 20, .78) 52%, rgba(7, 26, 20, .42) 100%),
    repeating-linear-gradient(90deg, rgba(168, 184, 200, .06) 0 1px, transparent 1px 64px);
  z-index: 1;
  pointer-events: none;
}
.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 2;
  padding-top: clamp(34px, 6vw, 62px);
  padding-bottom: clamp(34px, 5vw, 58px);
}
.page-privacy .pv-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: rgba(247, 251, 248, .58);
}
.page-privacy .pv-crumbs a {
  color: rgba(247, 251, 248, .78);
  text-decoration: none;
}
.page-privacy .pv-crumbs a:hover {
  color: var(--lime);
}
.page-privacy .pv-crumbs__sep {
  color: rgba(198, 255, 74, .5);
}
.page-privacy .pv-hero__eyebrow {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}
.page-privacy .pv-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.03em;
  color: var(--white);
  max-width: 16em;
}
.page-privacy .pv-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(.98rem, 1.5vw, 1.08rem);
  line-height: 1.85;
  color: rgba(247, 251, 248, .8);
}
.page-privacy .pv-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .pv-hero__tags li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  padding: 6px 12px;
  border-radius: var(--pill);
  border: 1px solid rgba(198, 255, 74, .32);
  color: rgba(198, 255, 74, .92);
  background: rgba(198, 255, 74, .06);
}

/* ---------- 版面骨架 ---------- */
.page-privacy .pv-body {
  background: var(--paper);
  padding-top: clamp(32px, 5vw, 62px);
  padding-bottom: clamp(46px, 7vw, 84px);
}
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

/* ---------- 章节索引 ---------- */
.page-privacy .pv-index {
  min-width: 0;
}
.page-privacy .pv-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--pv-body-mute);
}
.page-privacy .pv-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-privacy .pv-index__list a {
  display: block;
  white-space: nowrap;
  padding: 7px 14px;
  border: 1px solid var(--pv-line-strong);
  border-radius: var(--pill);
  font-size: 13px;
  color: var(--paper-ink);
  text-decoration: none;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  border-color: var(--teal);
  color: var(--teal);
  background: var(--pv-teal-soft);
  outline: none;
}
.page-privacy .pv-index__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--pv-body-mute);
}
.page-privacy .pv-index__note a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 正文 ---------- */
.page-privacy .pv-doc {
  min-width: 0;
}
.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(30px, 4vw, 46px);
  padding-top: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--pv-line);
}
.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}
.page-privacy .pv-sec__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--teal);
}
.page-privacy .pv-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.32rem, 3vw, 1.72rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: var(--paper-ink);
}
.page-privacy .pv-doc p {
  margin: 0 0 1em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pv-body-text);
}
.page-privacy .pv-doc > .pv-sec > p:last-child {
  margin-bottom: 0;
}

/* 收集范围卡片 */
.page-privacy .pv-items {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 20px;
}
.page-privacy .pv-item {
  padding: 16px 16px 14px;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-md);
  background: var(--pv-paper-card);
}
.page-privacy .pv-item__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}
.page-privacy .pv-item__title::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
}
.page-privacy .pv-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-body-text);
}
.page-privacy .pv-item__eg {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 9px;
  border-radius: var(--r-sm);
  background: var(--pv-teal-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--teal);
}

/* 使用目的 */
.page-privacy .pv-uses {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .pv-use {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--pv-line-strong);
}
.page-privacy .pv-use:first-child {
  border-top: 1px dashed var(--pv-line-strong);
}
.page-privacy .pv-use__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--orange);
  padding-top: 3px;
}
.page-privacy .pv-use h3 {
  margin: 0 0 4px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
}
.page-privacy .pv-use p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
}

/* 保护措施 */
.page-privacy .pv-guards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 20px;
}
.page-privacy .pv-guard {
  padding: 16px;
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--teal);
  border-radius: var(--r-sm);
  background: var(--pv-paper-card);
}
.page-privacy .pv-guard h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}
.page-privacy .pv-guard p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
}
.page-privacy .pv-guard__keep {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--orange);
}

/* 权利操作 */
.page-privacy .pv-right {
  margin-top: 12px;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-md);
  background: var(--pv-paper-card);
  overflow: hidden;
}
.page-privacy .pv-right summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper-ink);
  transition: background .2s var(--ease);
}
.page-privacy .pv-right summary::-webkit-details-marker {
  display: none;
}
.page-privacy .pv-right summary:hover {
  background: var(--pv-teal-soft);
}
.page-privacy .pv-right summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 400;
  color: var(--teal);
}
.page-privacy .pv-right[open] summary::after {
  content: "–";
}
.page-privacy .pv-right__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--teal);
}
.page-privacy .pv-right__body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--pv-line);
}
.page-privacy .pv-right__body p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pv-body-text);
}
.page-privacy .pv-right__body ol {
  margin: 10px 0 0;
  padding-left: 20px;
}
.page-privacy .pv-right__body li {
  margin-bottom: 6px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pv-body-text);
}

/* ---------- 联系区 ---------- */
.page-privacy .pv-contact {
  position: relative;
  margin-top: clamp(38px, 5vw, 62px);
  padding: clamp(22px, 4vw, 38px);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(18, 107, 90, .55) 0%, rgba(7, 26, 20, 0) 62%),
    var(--ink);
  color: var(--white);
  overflow: hidden;
}
.page-privacy .pv-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168, 184, 200, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 184, 200, .09) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.page-privacy .pv-contact > * {
  position: relative;
}
.page-privacy .pv-contact__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}
.page-privacy .pv-contact__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lime);
}
.page-privacy .pv-contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.28rem, 3vw, 1.62rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: var(--white);
}
.page-privacy .pv-contact p {
  margin: 0 0 1em;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(247, 251, 248, .8);
}
.page-privacy .pv-contact p a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-privacy .pv-contact__mail {
  display: inline-block;
  margin: 4px 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(.92rem, 2.4vw, 1.1rem);
  letter-spacing: .01em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 74, .45);
  padding-bottom: 3px;
  word-break: break-all;
}
.page-privacy .pv-contact__mail:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}
.page-privacy .pv-contact__foot {
  padding-top: 14px;
  border-top: 1px solid rgba(168, 184, 200, .22);
}
.page-privacy .pv-contact__foot p {
  margin: 0;
  font-size: 13.5px;
  color: rgba(247, 251, 248, .68);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-items {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .pv-guards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-use:nth-child(even) {
    margin-left: 38px;
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }
  .page-privacy .pv-index {
    position: sticky;
    top: 96px;
  }
  .page-privacy .pv-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--pv-line-strong);
  }
  .page-privacy .pv-index__list a {
    white-space: normal;
    padding: 9px 0 9px 14px;
    margin-left: -1px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    font-size: 13.5px;
    line-height: 1.5;
    background: transparent;
  }
  .page-privacy .pv-index__list a:hover,
  .page-privacy .pv-index__list a:focus-visible {
    border-left-color: var(--teal);
    background: transparent;
  }
  .page-privacy .pv-doc {
    max-width: 74ch;
  }
  .page-privacy .pv-index__note {
    padding-left: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__list a,
  .page-privacy .pv-right summary {
    transition: none;
  }
}