.page-privacy {
  background: var(--cream-paper);
  color: var(--ink-brown);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-privacy .pv-band {
  padding-block: clamp(40px, 6vw, 78px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  padding-block: clamp(26px, 4vw, 46px) clamp(38px, 5.5vw, 74px);
  border-bottom: 2px solid var(--ink-brown);
  background: var(--cream-paper);
}

.page-privacy .pv-hero .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 48px);
}

.page-privacy .pv-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(36px, 7.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 14px 0 clamp(18px, 2.6vw, 28px);
  max-width: 15ch;
}

.page-privacy .pv-lede {
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  max-width: 40em;
  margin: 0 0 clamp(24px, 3.4vw, 38px);
}

.page-privacy .pv-lede strong {
  font-weight: 700;
  color: var(--orange-deep);
}

.page-privacy .pv-keys {
  list-style: none;
  margin: 0;
  padding: 2px;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  background: var(--ink-brown);
  border: 2px solid var(--ink-brown);
  width: fit-content;
  max-width: 100%;
}

.page-privacy .pv-keys li {
  background: var(--cream-paper);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 148px;
  flex: 1 1 148px;
}

.page-privacy .pv-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

.page-privacy .pv-val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
  color: var(--ink-brown);
}

/* ---------- 锚点目录 ---------- */
.page-privacy .pv-index {
  padding-block: 12px;
  background: var(--orange-mist);
  border-bottom: 2px solid var(--ink-brown);
}

.page-privacy .pv-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 22px;
}

.page-privacy .pv-index-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-brown);
  text-decoration: none;
  padding: 5px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s var(--ease);
}

.page-privacy .pv-index-list a:hover,
.page-privacy .pv-index-list a:focus-visible {
  border-bottom-color: var(--orange-deep);
}

.page-privacy .pv-index-list a:focus-visible {
  outline: 2px solid var(--orange-deep);
  outline-offset: 3px;
}

.page-privacy .pv-index-list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

.page-privacy .pv-index-list a[aria-current] {
  border-bottom-color: var(--luck-orange);
}

/* ---------- 章节骨架 ---------- */
.page-privacy .pv-sec {
  border-bottom: 1px solid var(--hair-light);
}

.page-privacy .pv-sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(18px, 2.8vw, 30px);
}

.page-privacy .pv-num {
  position: relative;
  flex: none;
  padding-right: 16px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

.page-privacy .pv-num::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0.66em;
  width: 10px;
  height: 2px;
  background: var(--luck-orange);
}

.page-privacy .pv-sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-privacy .pv-p {
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.8;
  max-width: 38em;
  margin: 0 0 1.1em;
}

.page-privacy .pv-p--after {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-privacy .pv-p a {
  color: var(--orange-deep);
  text-underline-offset: 3px;
}

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

.page-privacy .pv-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--luck-orange);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--orange-deep);
  max-width: 56ch;
}

/* ---------- 01 双栏对照 ---------- */
.page-privacy .pv-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  background: var(--ink-brown);
  border: 2px solid var(--ink-brown);
  box-shadow: var(--shadow-hard);
  margin: clamp(22px, 3.2vw, 34px) 0 0;
}

@media (min-width: 820px) {
  .page-privacy .pv-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.page-privacy .pv-card {
  background: var(--cream-paper);
  padding: clamp(20px, 3vw, 30px);
}

.page-privacy .pv-card h3 {
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
}

.page-privacy .pv-dot {
  width: 10px;
  height: 10px;
  flex: none;
  display: inline-block;
}

.page-privacy .pv-dot--open {
  background: var(--mint-signal);
  outline: 2px solid var(--ink-brown);
}

.page-privacy .pv-dot--person {
  background: var(--luck-orange);
  outline: 2px solid var(--ink-brown);
}

.page-privacy .pv-dl {
  margin: 0;
}

.page-privacy .pv-dl > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 11px 0;
  border-top: 1px dashed var(--hair-light);
}

.page-privacy .pv-dl > div:first-child {
  border-top: 0;
  padding-top: 0;
}

@media (min-width: 560px) {
  .page-privacy .pv-dl > div {
    grid-template-columns: 66px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
}

.page-privacy .pv-dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

.page-privacy .pv-dl dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
}

/* ---------- 配图 ---------- */
.page-privacy .pv-figure {
  margin: clamp(24px, 3.6vw, 42px) 0 0;
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--ink-brown);
  box-shadow: var(--shadow-hard);
  object-fit: cover;
  background: var(--pitch-night);
}

.page-privacy .pv-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  line-height: 1.68;
  color: var(--orange-deep);
  max-width: 60ch;
}

/* ---------- 02 分段与字段 ---------- */
.page-privacy .pv-tabs {
  margin-top: clamp(18px, 2.8vw, 28px);
}

.page-privacy .pv-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 2px solid var(--ink-brown);
}

.page-privacy .pv-tabs .tabs__tab {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  padding: 12px 16px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-brown);
  cursor: pointer;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-privacy .pv-tabs .tabs__tab:hover {
  color: var(--orange-deep);
}

.page-privacy .pv-tabs .tabs__tab[aria-selected="true"] {
  border-bottom-color: var(--luck-orange);
}

.page-privacy .pv-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--orange-deep);
  outline-offset: -2px;
}

.page-privacy .pv-tabs .tabs__panel {
  padding: 22px 0 0;
}

.page-privacy .pv-tabs .tabs__panel:focus-visible {
  outline: 2px solid var(--orange-deep);
  outline-offset: 4px;
}

.page-privacy .pv-fields {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pv-fields li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 12px 0;
  border-top: 1px dashed var(--hair-light);
}

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

@media (min-width: 640px) {
  .page-privacy .pv-fields li {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

.page-privacy .pv-field {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange-deep);
}

.page-privacy .pv-use {
  font-size: 15px;
  line-height: 1.72;
}

/* ---------- 03 留存节奏 ---------- */
.page-privacy .pv-sec--mist {
  background: var(--orange-mist);
}

.page-privacy .pv-track {
  list-style: none;
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
  counter-reset: none;
}

.page-privacy .pv-track li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
  border-top: 2px solid var(--ink-brown);
}

.page-privacy .pv-track li:last-child {
  border-bottom: 2px solid var(--ink-brown);
}

@media (min-width: 760px) {
  .page-privacy .pv-track li {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 26px;
    align-items: baseline;
  }
}

.page-privacy .pv-when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange-deep);
}

.page-privacy .pv-what {
  font-size: 15.5px;
  line-height: 1.75;
  max-width: 44em;
}

/* ---------- 04 权利 ---------- */
.page-privacy .pv-rights {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  background: var(--ink-brown);
  border: 2px solid var(--ink-brown);
  box-shadow: var(--shadow-hard);
  margin-top: clamp(20px, 3vw, 30px);
}

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

@media (min-width: 1040px) {
  .page-privacy .pv-rights {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-privacy .pv-rights article {
  background: var(--cream-paper);
  padding: 20px 18px 22px;
}

.page-privacy .pv-rights h3 {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
}

.page-privacy .pv-rights p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
}

/* ---------- 05 深底对比区 ---------- */
.page-privacy .pv-sec--deep {
  background-color: var(--pitch-night);
  background-image:
    linear-gradient(rgba(217, 226, 220, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 226, 220, 0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  color: var(--cream-paper);
  border-bottom: 0;
}

.page-privacy .pv-sec--deep .pv-sec-head h2 {
  color: var(--cream-paper);
}

.page-privacy .pv-sec--deep .pv-num {
  color: var(--luck-orange);
}

.page-privacy .pv-sec--deep .pv-num::after {
  background: var(--luck-orange);
}

.page-privacy .pv-sec--deep .pv-p {
  color: #C9D4CE;
}

.page-privacy .pv-safety {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px 34px;
  margin-top: clamp(20px, 3vw, 30px);
}

@media (min-width: 760px) {
  .page-privacy .pv-safety {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-privacy .pv-safety-item {
  border-top: 1px solid rgba(217, 226, 220, 0.24);
  padding-top: 14px;
}

.page-privacy .pv-safety-item h3 {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--cream-paper);
}

.page-privacy .pv-safety-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: #C9D4CE;
}

.page-privacy .pv-contrast {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin-top: clamp(22px, 3.2vw, 32px);
  padding: 2px;
  background: rgba(217, 226, 220, 0.24);
}

.page-privacy .pv-contrast-swatch {
  flex: 1 1 220px;
  min-width: 0;
  padding: 15px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  background: var(--pitch-night);
}

.page-privacy .pv-contrast-swatch--text {
  color: var(--cream-paper);
}

.page-privacy .pv-contrast-swatch--accent {
  color: var(--luck-orange);
}

/* ---------- 06 联系 ---------- */
.page-privacy .pv-contact {
  margin: clamp(20px, 3vw, 28px) 0 0;
  border-top: 2px solid var(--ink-brown);
}

.page-privacy .pv-contact > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--hair-light);
}

@media (min-width: 620px) {
  .page-privacy .pv-contact > div {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-privacy .pv-contact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

.page-privacy .pv-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

/* ---------- 研究板 ---------- */
.page-privacy .pv-plate-band {
  background: var(--night-blue);
  padding-block: clamp(42px, 6vw, 76px);
}

.page-privacy .pv-plate {
  padding: clamp(24px, 4vw, 42px);
}

.page-privacy .pv-plate h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-privacy .pv-plate-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: clamp(20px, 3vw, 30px);
}

@media (min-width: 780px) {
  .page-privacy .pv-plate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-privacy .pv-plate-cell h3 {
  margin: 0 0 11px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--ink-brown);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange-deep);
}

.page-privacy .pv-plate-cell p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
}

.page-privacy .pv-plate-cell ul {
  margin: 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.82;
}

.page-privacy .pv-plate-cell li + li {
  margin-top: 7px;
}

.page-privacy .pv-plate-cell a {
  color: var(--orange-deep);
  text-underline-offset: 3px;
}

.page-privacy .pv-plate-cell a:hover {
  color: var(--ink-brown);
}

.page-privacy .pv-plate-cell a:focus-visible {
  outline: 2px solid var(--orange-deep);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index-list a,
  .page-privacy .pv-tabs .tabs__tab {
    transition: none;
  }
}
</main>