.page-privacy {
  --pp-text: #22303f;
  --pp-muted: #5c6b7d;
  display: block;
  background: var(--paper);
  color: var(--deep);
}

/* ===== 首屏：深色窄带 + 抽象纹理横幅 ===== */
.page-privacy .pp-hero {
  position: relative;
  background-color: var(--ink);
  background-image:
    radial-gradient(120% 100% at 10% -10%, rgba(15, 122, 70, 0.55), transparent 62%),
    radial-gradient(90% 80% at 100% 0%, rgba(52, 210, 208, 0.16), transparent 60%);
  color: var(--paper);
  padding: clamp(26px, 5vw, 52px) 0 0;
  overflow: hidden;
}

.page-privacy .pp-hero__top {
  padding-bottom: clamp(22px, 4vw, 38px);
}

.page-privacy .pp-hero .crumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.page-privacy .pp-hero .crumb a {
  color: var(--flare);
  text-decoration: none;
}

.page-privacy .pp-hero .crumb a:hover,
.page-privacy .pp-hero .crumb a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pp-hero .crumb li + li::before {
  content: "/";
  color: var(--rail);
  margin-right: 8px;
}

.page-privacy .pp-hero .crumb [aria-current="page"] {
  color: var(--rail);
}

.page-privacy .pp-hero h1 {
  margin: 18px 0 0;
  max-width: 22ch;
  font-size: clamp(29px, 5.2vw, 54px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .pp-hero__lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(246, 245, 239, 0.78);
}

.page-privacy .pp-hero__art {
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
  background: var(--ink-2);
}

.page-privacy .pp-hero__art img {
  display: block;
  width: 100%;
  height: clamp(148px, 24vw, 286px);
  object-fit: cover;
  opacity: 0.9;
}

/* ===== 正文区 ===== */
.page-privacy .pp-body {
  background: var(--paper);
  padding: clamp(34px, 6vw, 72px) 0 clamp(52px, 8vw, 96px);
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 62px);
  align-items: start;
}

/* ----- 章节索引 ----- */
.page-privacy .pp-index__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--rail);
}

.page-privacy .pp-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pp-index__list li {
  flex: 0 0 auto;
  list-style: none;
}

.page-privacy .pp-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 13px;
  white-space: nowrap;
  font-size: 13px;
  line-height: 1.5;
  color: var(--pp-muted);
  text-decoration: none;
  background: rgba(10, 23, 48, 0.045);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color 0.22s ease-out, background-color 0.22s ease-out, border-color 0.22s ease-out;
}

.page-privacy .pp-index__n {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--turf);
}

.page-privacy .pp-index__list a:hover {
  color: var(--deep);
  border-color: var(--turf);
}

.page-privacy .pp-index__list a.is-active,
.page-privacy .pp-index__list a[aria-current="true"] {
  color: var(--deep);
  background: rgba(216, 250, 75, 0.42);
  border-color: var(--flare);
  font-weight: 700;
}

/* ----- 条款正文 ----- */
.page-privacy .pp-doc {
  min-width: 0;
  max-width: 76ch;
}

.page-privacy .pp-clause {
  padding: clamp(26px, 4vw, 42px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--head-h) + 84px);
}

.page-privacy .pp-clause:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pp-clause__num {
  display: inline-block;
  margin: 0;
  padding-bottom: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--turf);
  border-bottom: 2px solid var(--flare);
}

.page-privacy .pp-clause__title {
  margin: 14px 0 0;
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--deep);
}

.page-privacy .pp-p {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.4vw, 16.5px);
  line-height: 1.8;
  color: var(--pp-text);
}

.page-privacy .pp-p--tight {
  margin-top: 22px;
}

.page-privacy .pp-p a,
.page-privacy .pp-contact__note a {
  color: var(--turf);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .pp-p a:hover,
.page-privacy .pp-contact__note a:hover {
  color: var(--turf-hi);
}

/* ----- 术语折叠项 ----- */
.page-privacy .pp-defs {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-def {
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-def summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 10px;
  cursor: pointer;
  list-style: none;
  border-radius: 10px;
  transition: background-color 0.22s ease-out, padding-left 0.22s ease-out;
}

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

.page-privacy .pp-def summary:hover {
  background: rgba(15, 122, 70, 0.07);
  padding-left: 14px;
}

.page-privacy .pp-def summary:focus-visible {
  outline: 2px solid var(--flare);
  outline-offset: 2px;
}

.page-privacy .pp-def__term {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-privacy .pp-def__hint {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--rail);
  transition: color 0.22s ease-out;
}

.page-privacy .pp-def__hint::after {
  content: "+";
  font-size: 15px;
  line-height: 1;
  color: var(--turf);
}

.page-privacy .pp-def[open] .pp-def__hint {
  color: var(--turf);
}

.page-privacy .pp-def[open] .pp-def__hint::after {
  content: "\2212";
}

.page-privacy .pp-def__body {
  margin: 0 0 18px;
  padding: 2px 10px 2px 16px;
  max-width: 62ch;
  border-left: 2px solid var(--flare);
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text);
}

/* ----- 四类用途：编号优先的横向短栏 ----- */
.page-privacy .pp-uses {
  margin-top: 22px;
  display: grid;
  gap: 0;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

.page-privacy .pp-use {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-use__no {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--turf);
}

.page-privacy .pp-use__h {
  margin: 6px 0 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-privacy .pp-use__p {
  margin: 8px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text);
}

/* ----- 共享说明 ----- */
.page-privacy .pp-share-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pp-share-list li {
  position: relative;
  padding: 18px 20px 18px 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
}

.page-privacy .pp-share-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--concede);
}

.page-privacy .pp-share-list__h {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-privacy .pp-share-list__p {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text);
}

/* ----- 期限术语行 ----- */
.page-privacy .pp-terms {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pp-terms li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .pp-terms__k {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--turf);
}

.page-privacy .pp-terms__v {
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-text);
}

/* ----- 权利项：荧光黄绿细分隔线标记 ----- */
.page-privacy .pp-rights {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pp-rights li {
  padding: 13px 18px;
  background: rgba(216, 250, 75, 0.17);
  border-left: 3px solid var(--flare);
  border-radius: 0 12px 12px 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pp-text);
}

.page-privacy .pp-rights strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--deep);
}

/* ----- 联系方式 ----- */
.page-privacy .pp-contact {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px 18px;
  padding: clamp(18px, 3vw, 28px);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 18px 40px -34px rgba(8, 18, 31, 0.5);
}

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

.page-privacy .pp-contact__k {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rail);
}

.page-privacy .pp-contact__v {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--deep);
  overflow-wrap: break-word;
  word-break: break-word;
}

.page-privacy .pp-contact__v.mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-privacy .pp-contact__note {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--pp-muted);
}

/* ===== 响应式 ===== */
@media (min-width: 560px) {
  .page-privacy .pp-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 34px);
  }

  .page-privacy .pp-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pp-terms li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 920px) {
  .page-privacy .pp-layout {
    grid-template-columns: minmax(168px, 206px) minmax(0, 1fr);
  }

  .page-privacy .pp-index {
    position: sticky;
    top: calc(var(--head-h) + 28px);
    padding-top: 4px;
    border-top: 2px solid var(--turf);
  }

  .page-privacy .pp-index__label {
    margin-top: 12px;
  }

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

  .page-privacy .pp-index__list li {
    flex: 1 1 auto;
  }

  .page-privacy .pp-index__list a {
    display: flex;
    width: 100%;
    padding: 9px 10px 9px 12px;
    white-space: normal;
    background: transparent;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0 10px 10px 0;
    font-size: 13.5px;
  }

  .page-privacy .pp-index__list a:hover {
    background: rgba(15, 122, 70, 0.07);
    border-left-color: var(--turf);
  }

  .page-privacy .pp-index__list a.is-active,
  .page-privacy .pp-index__list a[aria-current="true"] {
    background: rgba(216, 250, 75, 0.22);
    border-left-color: var(--flare);
    color: var(--turf);
  }

  .page-privacy .pp-hero__art {
    margin-inline: auto;
    max-width: 1080px;
  }
}

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