.page-privacy {
  --pv-cyan-line: var(--c-cyan);
  color: var(--c-bone);
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.55;
}

.page-privacy,
.page-privacy * {
  box-sizing: border-box;
}

.page-privacy h1,
.page-privacy h2,
.page-privacy h3,
.page-privacy p,
.page-privacy ul,
.page-privacy ol,
.page-privacy li,
.page-privacy dl,
.page-privacy dt,
.page-privacy dd,
.page-privacy figure {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-privacy .crumbs {
  margin: 20px 0 0;
  font-size: 12px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  display: grid;
  gap: 24px;
  padding: 20px 0 32px;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-hero__kicker {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
  text-transform: uppercase;
}

.page-privacy h1 {
  margin: 10px 0 0;
  font-family: var(--f-head);
  font-size: clamp(24px, 6vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--c-bone);
  max-width: 22ch;
}

.page-privacy .pv-hero__lede {
  margin-top: 14px;
  max-width: 60ch;
  color: var(--c-bone);
}

.page-privacy .pv-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-privacy .pv-hero__fig {
  align-self: start;
}

.page-privacy .pv-hero__fig img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: 8px;
  padding: 28px 0 40px;
}

.page-privacy .pv-toc {
  border: 1px solid var(--c-line);
  background: var(--c-panel);
  padding: 14px 12px;
}

.page-privacy .pv-toc__title {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
  text-transform: uppercase;
  padding: 0 10px 10px;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-toc__list {
  display: grid;
  gap: 2px;
  margin-top: 10px;
}

.page-privacy .pv-toc__link {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 6px;
  align-items: baseline;
  padding: 8px 10px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--c-muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--t-fast) linear, border-color var(--t-fast) linear,
    background-color var(--t-fast) linear;
}

.page-privacy .pv-toc__link .mono {
  color: var(--c-cyan);
  font-size: 12px;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--c-bone);
  background: rgba(53, 240, 200, 0.07);
  border-left-color: var(--c-cyan);
  outline: none;
}

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

.page-privacy .pv-clause {
  display: grid;
  gap: 6px;
  padding: 26px 0;
  border-top: 1px solid var(--c-line);
  scroll-margin-top: 24px;
}

.page-privacy .pv-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pv-clause__num {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
}

.page-privacy .pv-clause__title {
  font-family: var(--f-head);
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--c-bone);
  margin-bottom: 10px;
}

.page-privacy .pv-clause p + p {
  margin-top: 10px;
}

.page-privacy .pv-clause__intro {
  margin-bottom: 16px;
}

.page-privacy .pv-note {
  margin-top: 14px;
  padding: 10px 12px;
  border-left: 2px solid var(--c-amber);
  background: rgba(255, 176, 58, 0.06);
  font-size: 13px;
  color: var(--c-muted);
}

/* 三类信息 */
.page-privacy .pv-defs {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-def {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-cyan);
  padding: 14px 16px;
}

.page-privacy .pv-def__name {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-bone);
  margin-bottom: 8px;
}

.page-privacy .pv-def__idx {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-ink);
  background: var(--c-cyan);
  padding: 2px 6px;
  flex: 0 0 auto;
}

.page-privacy .pv-def__body {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* 用途 */
.page-privacy .pv-uses {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  margin-top: 14px;
}

.page-privacy .pv-use {
  background: var(--c-ink);
  padding: 12px 14px;
  display: grid;
  gap: 8px;
}

.page-privacy .pv-use p {
  font-size: 14px;
  color: var(--c-muted);
}

/* 悬停提示 */
.page-privacy .pv-tip {
  position: relative;
  color: var(--c-cyan-2);
  border-bottom: 1px dashed var(--c-cyan);
  cursor: help;
}

.page-privacy .pv-tip::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: min(280px, 72vw);
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-bone);
  background: var(--c-deep);
  border: 1px solid var(--c-line);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-fast) linear;
  z-index: 6;
}

.page-privacy .pv-tip:hover::after,
.page-privacy .pv-tip:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

.page-privacy .pv-tip:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: 2px;
}

/* 保留周期刻度 */
.page-privacy .pv-scales {
  display: grid;
  gap: 14px;
  margin: 16px 0 18px;
  padding: 16px 14px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
}

.page-privacy .pv-scale {
  display: grid;
  gap: 6px;
}

.page-privacy .pv-scale__name {
  font-size: 13px;
  color: var(--c-bone);
}

.page-privacy .pv-scale__track {
  display: block;
  height: 8px;
  background: var(--c-ink);
  border: 1px solid var(--c-line);
  overflow: hidden;
}

.page-privacy .pv-scale__fill {
  display: block;
  width: var(--w, 0%);
  height: 100%;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-cyan-2));
}

.page-privacy .pv-scale__fill--p25 {
  --w: 25%;
}

.page-privacy .pv-scale__fill--p50 {
  --w: 50%;
}

.page-privacy .pv-scale__fill--p100 {
  --w: 100%;
}

.page-privacy .pv-scale__fill--indef {
  --w: 100%;
  background: repeating-linear-gradient(
    135deg,
    var(--c-cyan) 0 6px,
    rgba(53, 240, 200, 0.12) 6px 12px
  );
  border-right: 1px solid var(--c-cyan-2);
}

.page-privacy .pv-scale__val {
  font-size: 12px;
  color: var(--c-muted);
}

/* 权利 */
.page-privacy .pv-rights {
  margin-top: 14px;
  border-top: 1px solid var(--c-line);
}

.page-privacy .pv-right {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--c-line);
}

.page-privacy .pv-right dt {
  font-size: 13px;
  color: var(--c-cyan-2);
  letter-spacing: 0.02em;
}

.page-privacy .pv-right dd {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* 折叠 */
.page-privacy .pv-details {
  margin-top: 16px;
  border: 1px solid var(--c-line);
  background: var(--c-panel);
}

.page-privacy .pv-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--c-bone);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-details summary::after {
  content: "+";
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--c-cyan);
  transition: transform var(--t-base) var(--ease);
}

.page-privacy .pv-details[open] summary::after {
  transform: rotate(45deg);
}

.page-privacy .pv-details summary:focus-visible {
  outline: 1px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-privacy .pv-details__body {
  padding: 0 14px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
  border-top: 1px solid var(--c-line);
  padding-top: 12px;
}

/* 联系块 */
.page-privacy .pv-contact {
  margin-top: 18px;
  padding: 14px 16px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-flare);
}

.page-privacy .pv-contact__label {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
  text-transform: uppercase;
}

.page-privacy .pv-contact__mail {
  margin-top: 8px;
  font-size: 16px;
  color: var(--c-bone);
  word-break: break-all;
}

.page-privacy .pv-contact__hint {
  margin-top: 8px;
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.6;
}

/* 相关页面 */
.page-privacy .pv-links {
  display: grid;
  margin-top: 18px;
  border-top: 1px solid var(--c-line);
}

.page-privacy .pv-links li {
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .pv-links a {
  display: block;
  padding: 11px 2px 11px 18px;
  position: relative;
  font-size: 14px;
  color: var(--c-bone);
  text-decoration: none;
  transition: color var(--t-fast) linear, border-color var(--t-fast) linear,
    padding-left var(--t-fast) linear;
  border-left: 1px solid transparent;
}

.page-privacy .pv-links a::before {
  content: "→";
  position: absolute;
  left: 2px;
  color: var(--c-cyan);
  font-family: var(--f-mono);
  font-size: 12px;
}

.page-privacy .pv-links a:hover,
.page-privacy .pv-links a:focus-visible {
  color: var(--c-cyan-2);
  border-left-color: var(--c-cyan);
  padding-left: 22px;
  outline: none;
}

.page-privacy .pv-foot-note {
  margin-top: 18px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-use {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-privacy .pv-scale {
    grid-template-columns: 176px minmax(0, 1fr) 84px;
    align-items: center;
    gap: 14px;
  }

  .page-privacy .pv-scale__val {
    text-align: right;
  }

  .page-privacy .pv-right {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    padding: 28px 0 40px;
    align-items: start;
  }

  .page-privacy .pv-clause {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 24px;
    padding: 30px 0;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    padding: 36px 0 56px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 24px;
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-links a,
  .page-privacy .pv-details summary::after,
  .page-privacy .pv-tip::after {
    transition: none;
  }
}
</main>