.page-privacy {
  background-color: var(--paper);
  background-image: linear-gradient(180deg, rgba(34, 211, 197, .08) 0, rgba(246, 241, 231, 0) 420px);
  color: var(--ink-900);
}

.page-privacy [id] {
  scroll-margin-top: 76px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--text);
}

.page-privacy .pv-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: .5;
}

.page-privacy .pv-hero__veil {
  position: absolute;
  inset: 0;
  display: block;
  background: linear-gradient(155deg, rgba(11, 31, 51, .42) 0%, rgba(11, 31, 51, .88) 58%, var(--ink-900) 100%);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(28px, 5vw, 56px) clamp(40px, 7vw, 82px);
}

.page-privacy .pv-hero .crumbs__link,
.page-privacy .pv-hero .crumbs__item span {
  color: var(--mist);
}

.page-privacy .pv-hero .crumbs__link:hover,
.page-privacy .pv-hero .crumbs__link:focus-visible {
  color: var(--cyan);
}

.page-privacy .pv-hero__eyebrow {
  margin: 24px 0 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
  word-break: break-word;
}

.page-privacy .pv-hero__title {
  margin: 10px 0 0;
  font-size: clamp(2.1rem, 8vw, 3.9rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .pv-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-privacy .pv-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: rgba(18, 48, 77, .68);
}

.page-privacy .pv-chip__k {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-privacy .pv-chip__v {
  font-size: 13px;
  color: var(--text-soft);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: 30px;
  padding-block: clamp(32px, 5vw, 60px) clamp(38px, 6vw, 72px);
}

.page-privacy .pv-col {
  min-width: 0;
}

/* ---------- 右侧索引 ---------- */
.page-privacy .pv-index {
  order: -1;
  padding: 14px 16px;
  border: 1px solid rgba(18, 48, 77, .22);
  border-radius: var(--r);
  background: rgba(255, 255, 255, .55);
}

.page-privacy .pv-index__head {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--ink-700);
}

.page-privacy .pv-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 8px;
  border-radius: var(--r);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-800);
  text-decoration: none;
  transition: background-color .16s ease, color .16s ease;
}

.page-privacy .pv-index__link .mono {
  font-size: 11px;
  color: var(--coral);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  background: var(--cyan-soft);
  color: var(--ink-900);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(30px, 5vw, 52px);
  padding-top: clamp(26px, 4vw, 42px);
  border-top: 1px solid rgba(18, 48, 77, .16);
}

.page-privacy .pv-sec__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--coral);
}

.page-privacy .pv-sec__title {
  margin: 8px 0 0;
  font-size: clamp(1.32rem, 3.4vw, 1.85rem);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-privacy .pv-sec__lead {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-800);
}

.page-privacy .pv-inline-link {
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-privacy .pv-inline-link:hover,
.page-privacy .pv-inline-link:focus-visible {
  color: var(--ink-700);
  text-decoration-color: var(--coral);
}

/* ---------- 字段清单 ---------- */
.page-privacy .pv-specs {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(18, 48, 77, .16);
}

.page-privacy .pv-spec {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(18, 48, 77, .16);
}

.page-privacy .pv-spec__k {
  position: relative;
  justify-self: start;
  padding-bottom: 1px;
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--ink-900);
  border-bottom: 1px dotted var(--cyan);
  cursor: help;
}

.page-privacy .pv-spec__k[data-note]::after {
  content: attr(data-note);
  position: absolute;
  left: 0;
  top: calc(100% + 9px);
  z-index: 6;
  max-width: min(240px, 70vw);
  padding: 8px 10px;
  border-radius: var(--r);
  background: var(--ink-900);
  box-shadow: var(--shadow-paper);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.6;
  color: var(--text-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
  pointer-events: none;
}

.page-privacy .pv-spec__k[data-note]:hover::after,
.page-privacy .pv-spec__k[data-note]:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-privacy .pv-spec__v {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--ink-700);
}

/* ---------- 用途卡 ---------- */
.page-privacy .pv-uses {
  display: grid;
  gap: 18px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-use {
  padding: 18px 18px 20px;
  border: 1px solid rgba(18, 48, 77, .16);
  border-left: 3px solid var(--cyan);
  border-radius: var(--r);
  background: rgba(255, 255, 255, .62);
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.page-privacy .pv-use:hover {
  border-left-color: var(--coral);
  transform: translateY(-2px);
  box-shadow: var(--shadow-paper);
}

.page-privacy .pv-use__t {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-900);
}

.page-privacy .pv-use__d {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* ---------- 选项清单 ---------- */
.page-privacy .pv-opts {
  display: grid;
  gap: 16px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-opt {
  position: relative;
  display: grid;
  gap: 4px;
  padding-left: 24px;
}

.page-privacy .pv-opt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 9px;
  height: 9px;
  border: 1.5px solid var(--cyan);
  border-radius: 50%;
  background: var(--paper);
}

.page-privacy .pv-opt__t {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink-900);
}

.page-privacy .pv-opt__d {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* ---------- 联系卡 ---------- */
.page-privacy .pv-contact {
  margin: 22px 0 0;
  padding: 22px 20px 24px;
  border-left: 3px solid var(--coral);
  border-radius: var(--r);
  background: var(--ink-900);
  color: var(--text);
}

.page-privacy .pv-contact__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-privacy .pv-contact__k {
  display: block;
  margin-bottom: 5px;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-privacy .pv-contact__v {
  display: block;
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .pv-contact__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-privacy .pv-contact__note a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-contact__note a:hover,
.page-privacy .pv-contact__note a:focus-visible {
  color: var(--cyan);
}

/* ---------- 页尾使用记录 ---------- */
.page-privacy .pv-log {
  padding-block: clamp(28px, 5vw, 52px);
  border-top: 2px solid var(--line);
  background: var(--ink-850);
  color: var(--text);
}

.page-privacy .pv-log__eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-privacy .pv-log__title {
  margin: 9px 0 0;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-soft);
}

.page-privacy .pv-log__lead {
  margin: 11px 0 0;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-privacy .pv-log__grid {
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--line);
  overflow: hidden;
}

.page-privacy .pv-log__cell {
  margin: 0;
  padding: 13px 14px;
  background: var(--ink-900);
}

.page-privacy .pv-log__cell dt {
  margin: 0;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-privacy .pv-log__cell dd {
  margin: 7px 0 0;
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--text-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-spec {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
    padding: 16px 0;
  }

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

  .page-privacy .pv-opts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 26px;
  }

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

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

@media (min-width: 980px) {
  .page-privacy .pv-body {
    grid-template-columns: minmax(0, 68ch) minmax(170px, 218px);
    gap: clamp(36px, 5vw, 78px);
    justify-content: start;
    padding-block: clamp(44px, 6vw, 76px) clamp(50px, 7vw, 92px);
  }

  .page-privacy .pv-index {
    order: 0;
    position: sticky;
    top: 88px;
    padding: 4px 0 4px 18px;
    border: 0;
    border-left: 1px solid rgba(18, 48, 77, .22);
    border-radius: 0;
    background: transparent;
  }

  .page-privacy .pv-uses {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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