.page-privacy {
  --pv-rail-w: 172px;
  --pv-gap: clamp(28px, 4vw, 64px);
  --pv-soft: #FBF7F0;
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  background: var(--ink-900);
  color: var(--paper);
  padding-block: clamp(24px, 4vw, 40px) clamp(36px, 5vw, 64px);
  border-bottom: 1px solid var(--line-dark);
}

.page-privacy .pv-hero .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-privacy .pv-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-privacy .pv-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.06;
  color: var(--paper);
}

.page-privacy .pv-lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.85;
  color: rgba(244, 238, 227, 0.8);
}

.page-privacy .pv-side {
  border-left: 1px solid var(--line-dark-strong);
  padding-left: 18px;
}

.page-privacy .pv-side-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--teal);
}

.page-privacy .pv-side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--fog-dark);
}

.page-privacy .pv-side-list li {
  display: flex;
  gap: 9px;
  align-items: baseline;
}

.page-privacy .pv-side-list .num {
  flex: none;
  font-size: 11px;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-privacy .pv-figure {
  margin: clamp(26px, 4vw, 46px) 0 0;
  border: 1px solid var(--line-dark);
  background: var(--ink-800);
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-privacy .pv-figure .media-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-dark);
  color: var(--fog-dark);
}

/* ---------- 主体栅格 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
  padding-block: clamp(36px, 6vw, 78px);
}

/* ---------- 左侧刻度栏 ---------- */
.page-privacy .pv-rail {
  position: relative;
  min-width: 0;
}

.page-privacy .pv-rail-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--fog);
}

.page-privacy .pv-rail-list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-privacy .pv-rail-list::-webkit-scrollbar {
  display: none;
}

.page-privacy .pv-rail-list li {
  flex: 0 0 auto;
}

.page-privacy .pv-rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 11px 14px;
  border-left: 2px solid var(--paper-line);
  color: var(--ink-text);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .pv-rail-link:hover,
.page-privacy .pv-rail-link:focus-visible {
  border-left-color: var(--orange);
  background: rgba(255, 91, 30, 0.07);
  color: var(--ink-950);
  outline: none;
}

.page-privacy .pv-rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fog);
}

.page-privacy .pv-rail-link:hover .pv-rail-num {
  color: var(--orange);
}

.page-privacy .pv-rail-flag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--fog);
}

.page-privacy .pv-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

/* ---------- 正文 ---------- */
.page-privacy .pv-body {
  min-width: 0;
}

.page-privacy .pv-section {
  padding-bottom: clamp(30px, 4vw, 48px);
}

.page-privacy .pv-section + .pv-section {
  border-top: 1px solid var(--line-paper);
  padding-top: clamp(30px, 4vw, 48px);
}

.page-privacy .pv-section:last-child {
  padding-bottom: 0;
}

.page-privacy .pv-section-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.18;
  color: var(--ink-text);
}

.page-privacy .pv-sec-num {
  display: inline-block;
  margin-right: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--orange);
  vertical-align: 0.32em;
}

.page-privacy .pv-text {
  margin: 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink-text);
}

.page-privacy .pv-text--after {
  margin-top: 18px;
}

/* ---------- 01 数据分类 ---------- */
.page-privacy .pv-data-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-privacy .pv-card {
  padding: 18px 16px 20px;
  border: 1px solid var(--line-paper);
  background: var(--pv-soft);
}

.page-privacy .pv-card-tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-privacy .pv-card-title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-text);
}

.page-privacy .pv-field-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-text);
}

.page-privacy .pv-field-list li {
  position: relative;
  padding-left: 16px;
}

.page-privacy .pv-field-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--teal);
}

/* ---------- 02 使用目的 ---------- */
.page-privacy .pv-purpose {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-privacy .pv-purpose li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-paper);
}

.page-privacy .pv-purpose li:last-child {
  padding-bottom: 0;
}

.page-privacy .pv-purpose-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 2px;
}

.page-privacy .pv-purpose h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-text);
}

.page-privacy .pv-purpose p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-text);
}

.page-privacy .pv-callout {
  margin-top: 26px;
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-800);
  border-left: 3px solid var(--orange);
}

.page-privacy .pv-callout-tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--teal);
}

.page-privacy .pv-callout-text {
  margin: 0;
  font-size: clamp(16px, 1.6vw, 19px);
  font-weight: 600;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 03 权限 ---------- */
.page-privacy .pv-perms {
  margin-top: 22px;
  border-top: 1px solid var(--line-paper);
}

.page-privacy .pv-perm {
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-perm summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pv-perm summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-perm summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-privacy .pv-perm-name {
  display: block;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-text);
}

.page-privacy .pv-perm-desc {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  font-weight: 400;
  color: var(--fog);
}

.page-privacy .pv-switch {
  position: relative;
  flex: none;
  width: 40px;
  height: 22px;
  border-radius: 999px;
  border: 1px solid var(--line-paper);
  background: rgba(255, 255, 255, 0.6);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fog);
  transition: transform 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-privacy .pv-perm[open] .pv-switch {
  border-color: var(--orange-soft);
  background: rgba(255, 91, 30, 0.12);
}

.page-privacy .pv-perm[open] .pv-switch::after {
  transform: translateX(18px);
  background: var(--orange);
}

.page-privacy .pv-perm-body {
  padding: 0 0 20px;
}

.page-privacy .pv-perm-body p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-text);
}

.page-privacy .pv-perm-path-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-privacy .pv-perm-note {
  margin-bottom: 0 !important;
  padding-left: 12px;
  border-left: 1px solid var(--paper-line);
  font-size: 14px !important;
  color: var(--fog) !important;
}

/* ---------- 04 保存与共享 ---------- */
.page-privacy .pv-terms {
  margin: 20px 0 0;
  display: grid;
  gap: 0;
}

.page-privacy .pv-term {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line-paper);
}

.page-privacy .pv-term:last-child {
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-term dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-800);
}

.page-privacy .pv-term dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-text);
}

.page-privacy .pv-strong-line {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--teal);
  background: rgba(43, 240, 196, 0.09);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-privacy .pv-strong-line span {
  margin-right: 8px;
  color: var(--ink-700);
  font-size: 10px;
  vertical-align: 0.15em;
}

/* ---------- 05 选择 ---------- */
.page-privacy .pv-choices {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .pv-choice {
  padding: 18px 16px;
  border: 1px solid var(--line-paper);
  background: var(--pv-soft);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-privacy .pv-choice:hover {
  border-color: var(--orange-soft);
  transform: translateY(-2px);
}

.page-privacy .pv-choice-tag {
  margin: 0 0 8px;
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--paper-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-700);
}

.page-privacy .pv-choice h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-text);
}

.page-privacy .pv-choice p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-text);
}

.page-privacy .pv-choice-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .pv-choice-link::after {
  content: "→";
  font-size: 12px;
}

.page-privacy .pv-choice-link:hover,
.page-privacy .pv-choice-link:focus-visible {
  color: var(--ink-950);
  border-bottom-color: var(--orange);
  outline: none;
}

/* ---------- 联系块 ---------- */
.page-privacy .pv-contact {
  margin-top: clamp(26px, 4vw, 40px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-paper);
  background: var(--ink-900);
}

.page-privacy .pv-contact-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--paper);
}

.page-privacy .pv-contact-text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog-dark);
}

.page-privacy .pv-contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line-dark);
}

.page-privacy .pv-contact-key {
  flex: none;
  width: 38px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-privacy .pv-contact-val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
}

.page-privacy .pv-contact .copy-btn {
  min-height: 34px;
}

.page-privacy .pv-contact .copy-status {
  display: block;
  min-height: 18px;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
}

.page-privacy .pv-contact-more {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog-dark);
}

.page-privacy .pv-contact-more a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark-strong);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .pv-contact-more a:hover,
.page-privacy .pv-contact-more a:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange);
  outline: none;
}

.page-privacy .pv-contact-more span {
  margin: 0 6px;
  color: var(--ink-700);
}

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

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

  .page-privacy .pv-term {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
  }

  .page-privacy .pv-term dt {
    padding-top: 3px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    align-items: end;
  }

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

@media (min-width: 920px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail-w) minmax(0, 1fr);
    column-gap: var(--pv-gap);
    align-items: start;
  }

  .page-privacy .pv-rail {
    position: sticky;
    top: calc(var(--bar-h) + 30px);
    align-self: start;
  }

  .page-privacy .pv-rail::after {
    content: "";
    position: absolute;
    top: 34px;
    right: -18px;
    bottom: 0;
    width: 1px;
    background: repeating-linear-gradient(
      to bottom,
      var(--line-paper) 0 1px,
      transparent 1px 10px
    );
  }

  .page-privacy .pv-rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-rail-list li {
    flex: 0 0 auto;
  }

  .page-privacy .pv-rail-link {
    white-space: normal;
    padding: 11px 12px 11px 14px;
  }
}

@media (min-width: 1180px) {
  .page-privacy .pv-choices {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-choice,
  .page-privacy .pv-switch,
  .page-privacy .pv-switch::after,
  .page-privacy .pv-rail-link {
    transition: none;
  }

  .page-privacy .pv-choice:hover {
    transform: none;
  }
}