.page-privacy {
  --pv-index-w: 268px;
  --pv-article-w: 720px;
  --pv-hair: 1px;
  background: var(--c-cool);
  color: var(--c-navy);
  font-family: var(--f-body);
  font-size: var(--fs-sm);
  line-height: 1.85;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--h-bar) + clamp(28px, 6vw, 72px));
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(228, 0, 43, 0.30), transparent 62%),
    var(--c-navy);
  color: var(--c-cool);
}

.page-privacy .pv-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
  padding-bottom: clamp(28px, 5vw, 56px);
}

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

.page-privacy .pv-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--c-steel);
}

.page-privacy .pv-crumbs .tb-crumbs__item {
  color: var(--c-steel);
  text-decoration: none;
}

.page-privacy .pv-crumbs a.tb-crumbs__item {
  color: var(--c-cool);
  border-bottom: 1px solid rgba(244, 246, 249, 0.35);
}

.page-privacy .pv-crumbs a.tb-crumbs__item:hover,
.page-privacy .pv-crumbs a.tb-crumbs__item:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .pv-crumbs__sep {
  color: var(--c-red);
}

.page-privacy .pv-hero .tb-kicker--dark {
  color: var(--c-red-lift);
}

.page-privacy .pv-hero__title {
  margin: 10px 0 18px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(40px, 8vw, 96px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--c-white);
}

.page-privacy .pv-hero__lead {
  max-width: 640px;
  color: rgba(244, 246, 249, 0.86);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--c-steel);
}

.page-privacy .pv-hero__ver {
  color: var(--c-cyan);
}

.page-privacy .pv-hero__dot {
  width: 6px;
  height: 6px;
  background: var(--c-red);
  transform: rotate(45deg);
}

.page-privacy .pv-hero__figure {
  position: relative;
  margin: 0;
  min-width: 0;
  border: 2px solid rgba(244, 246, 249, 0.22);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 86%);
  overflow: hidden;
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.06);
}

.page-privacy .pv-hero__edge {
  height: 14px;
  background-image: var(--checker);
  background-size: var(--checker-size);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  padding-top: clamp(36px, 6vw, 72px);
  padding-bottom: clamp(44px, 7vw, 88px);
}

/* ---------- 索引目录 ---------- */
.page-privacy .pv-index {
  min-width: 0;
  border-top: 4px solid var(--c-red);
  padding-top: 14px;
}

.page-privacy .pv-index__title {
  margin: 0 0 8px;
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--c-steel);
}

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

.page-privacy .pv-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0 11px 10px;
  border-bottom: var(--pv-hair) solid var(--c-line);
  border-left: 2px solid transparent;
  color: var(--c-navy);
  text-decoration: none;
  font-size: var(--fs-xs);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .pv-index__num {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
  transition: color var(--dur) var(--ease);
}

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

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--c-red);
  border-left-color: var(--c-red);
  outline: none;
}

.page-privacy .pv-index__link:hover .pv-index__num,
.page-privacy .pv-index__link:focus-visible .pv-index__num {
  color: var(--c-red);
}

.page-privacy .pv-index__link.is-active {
  color: var(--c-red);
  border-left-color: var(--c-red);
  background: rgba(228, 0, 43, 0.05);
}

.page-privacy .pv-index__link.is-active .pv-index__num {
  color: var(--c-red);
}

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

.page-privacy .pv-sec {
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 2px solid var(--c-navy);
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(36px, 5vw, 60px);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-privacy .pv-sec__num {
  margin: 0;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--c-red);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-lg);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-navy);
}

.page-privacy .pv-sec__title::after {
  content: "";
  display: block;
  width: 52px;
  height: 2px;
  margin-top: 12px;
  background: var(--c-red);
}

.page-privacy .pv-sec__lead {
  margin: 22px 0 0;
  color: var(--c-navy);
}

.page-privacy .pv-sec p {
  margin: 16px 0 0;
}

.page-privacy .pv-sec__note {
  margin-top: 22px;
  padding-left: 16px;
  border-left: 2px solid var(--c-line);
  font-size: var(--fs-xs);
  color: var(--c-steel);
}

/* ---------- 定义列表 ---------- */
.page-privacy .pv-defs {
  display: grid;
  gap: 0;
  margin: 26px 0 0;
}

.page-privacy .pv-def {
  padding: 16px 0 16px 18px;
  border-left: 2px solid var(--c-line);
  border-bottom: var(--pv-hair) solid rgba(168, 180, 196, 0.5);
}

.page-privacy .pv-def:first-child {
  padding-top: 4px;
}

.page-privacy .pv-def:last-child {
  border-bottom: none;
}

.page-privacy .pv-def dt {
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--c-navy);
}

.page-privacy .pv-def dd {
  margin: 6px 0 0;
  color: rgba(11, 27, 51, 0.82);
}

/* ---------- 使用场景 ---------- */
.page-privacy .pv-uses {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-privacy .pv-use {
  padding: 18px;
  background: var(--c-white);
  border: 2px solid var(--c-navy);
  box-shadow: var(--hard);
}

.page-privacy .pv-use__tag {
  display: inline-block;
  margin: 0;
  font-family: var(--f-mono);
  font-size: 12px;
  line-height: 1;
  padding: 6px 10px;
  letter-spacing: 0.08em;
  color: var(--c-navy);
  border: var(--pv-hair) solid var(--c-line);
  background: var(--c-cool);
}

.page-privacy .pv-use__text {
  margin: 12px 0 0;
  color: rgba(11, 27, 51, 0.86);
  font-size: var(--fs-sm);
}

/* ---------- 本机偏好面板 ---------- */
.page-privacy .pv-panel-wrap {
  margin-top: clamp(36px, 5vw, 60px);
}

.page-privacy .pv-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3vw, 32px) clamp(20px, 3vw, 34px) clamp(20px, 3vw, 28px);
  background: var(--c-navy-2);
  border: 2px solid var(--c-navy);
  box-shadow: var(--hard);
  color: var(--c-cool);
}

.page-privacy .pv-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 10px;
  background-image: var(--checker);
  background-size: var(--checker-size);
}

.page-privacy .pv-panel__head {
  padding-top: 14px;
}

.page-privacy .pv-panel__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.page-privacy .pv-panel__sub {
  margin: 8px 0 0;
  font-size: var(--fs-xs);
  color: var(--c-steel);
}

.page-privacy .pv-panel__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-panel__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 14px;
  padding: 14px 0;
  border-top: var(--pv-hair) solid rgba(168, 180, 196, 0.28);
}

.page-privacy .pv-panel__name {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

.page-privacy .pv-panel__use {
  grid-column: 1 / 2;
  font-size: var(--fs-xs);
  color: rgba(244, 246, 249, 0.78);
}

.page-privacy .pv-panel__state {
  grid-row: 1 / 2;
  grid-column: 2 / 3;
  align-self: start;
  padding: 4px 9px;
  font-family: var(--f-mono);
  font-size: 12px;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--c-cool);
  border: var(--pv-hair) solid var(--c-steel);
}

.page-privacy .pv-panel__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 2px solid var(--c-red);
  font-size: var(--fs-xs);
  color: rgba(244, 246, 249, 0.78);
}

/* ---------- 安全措施列表 ---------- */
.page-privacy .pv-safes {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-safes li {
  position: relative;
  padding-left: 22px;
  color: rgba(11, 27, 51, 0.86);
}

.page-privacy .pv-safes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--c-red);
  transform: rotate(45deg);
}

/* ---------- 步骤 ---------- */
.page-privacy .pv-steps {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-privacy .pv-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: var(--pv-hair) solid var(--c-line);
}

.page-privacy .pv-step:first-child {
  border-top: var(--pv-hair) solid var(--c-line);
}

.page-privacy .pv-step__no {
  font-size: var(--fs-sm);
  color: var(--c-red);
  letter-spacing: 0.04em;
}

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

.page-privacy .pv-step__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 0;
  color: var(--c-navy);
}

.page-privacy .pv-step__body p {
  margin: 6px 0 0;
  color: rgba(11, 27, 51, 0.82);
}

/* ---------- 折叠问答 ---------- */
.page-privacy .pv-accs {
  margin-top: 28px;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-acc {
  background: var(--c-white);
  border: 2px solid var(--c-line);
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .pv-acc[open] {
  border-color: var(--c-navy);
}

.page-privacy .pv-acc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--c-navy);
}

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

.page-privacy .pv-acc__summary::after {
  content: "+";
  flex: none;
  font-family: var(--f-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--c-red);
}

.page-privacy .pv-acc[open] .pv-acc__summary::after {
  content: "\2212";
}

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

.page-privacy .pv-acc__body {
  padding: 0 18px 18px;
  font-size: var(--fs-xs);
  color: rgba(11, 27, 51, 0.82);
}

.page-privacy .pv-acc__body p {
  margin: 0;
}

/* ---------- 人工协助 ---------- */
.page-privacy .pv-contact {
  margin-top: clamp(30px, 4vw, 44px);
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-navy);
  border-left: 6px solid var(--c-red);
  color: var(--c-cool);
}

.page-privacy .pv-contact__label {
  margin: 0;
  color: var(--c-red-lift);
}

.page-privacy .pv-contact__text {
  margin: 10px 0 18px;
  color: rgba(244, 246, 249, 0.82);
  font-size: var(--fs-sm);
}

.page-privacy .pv-copy {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: transparent;
  border: 2px solid var(--c-cyan);
  border-radius: 0;
  color: var(--c-cyan);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-copy:hover,
.page-privacy .pv-copy:focus-visible {
  background: var(--c-cyan);
  color: var(--c-navy);
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-privacy .pv-copy[data-copied="true"] {
  background: var(--c-cyan);
  color: var(--c-navy);
}

.page-privacy .pv-copy__text {
  font-size: var(--fs-xs);
  letter-spacing: 0.02em;
}

/* ---------- 继续了解 ---------- */
.page-privacy .pv-next {
  background: var(--c-navy);
  color: var(--c-cool);
  border-top: 6px solid var(--c-red);
}

.page-privacy .pv-next__inner {
  padding-top: clamp(36px, 5vw, 64px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-privacy .pv-next__title {
  margin: 0 0 22px;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
  color: var(--c-white);
}

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

.page-privacy .pv-next__item + .pv-next__item {
  border-top: var(--pv-hair) solid rgba(168, 180, 196, 0.26);
}

.page-privacy .pv-next__link {
  display: block;
  padding: 16px 0;
  text-decoration: none;
  color: var(--c-cool);
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .pv-next__link:hover,
.page-privacy .pv-next__link:focus-visible {
  color: var(--c-cyan);
  padding-left: 10px;
  outline: none;
}

.page-privacy .pv-next__name {
  display: block;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-sm);
  letter-spacing: 0;
}

.page-privacy .pv-next__desc {
  display: block;
  margin-top: 2px;
  font-size: var(--fs-xs);
  color: var(--c-steel);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-panel__item {
    grid-template-columns: 130px minmax(0, 1fr) 108px;
    align-items: center;
    gap: 16px;
  }

  .page-privacy .pv-panel__name,
  .page-privacy .pv-panel__use {
    grid-column: auto;
    grid-row: auto;
  }

  .page-privacy .pv-panel__state {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
    text-align: center;
  }

  .page-privacy .pv-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 56px);
  }

  .page-privacy .pv-next__item:nth-child(2) {
    border-top: none;
  }

  .page-privacy .pv-next__item:nth-child(n + 3) {
    border-top: var(--pv-hair) solid rgba(168, 180, 196, 0.26);
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 980px) {
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--h-bar) + 26px);
  }

  .page-privacy .pv-article {
    max-width: var(--pv-article-w);
  }

  .page-privacy .pv-steps {
    margin-top: 30px;
  }

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

  .page-privacy .pv-next__item:nth-child(n + 2) {
    border-top: none;
  }

  .page-privacy .pv-next__item + .pv-next__item {
    border-top: none;
    border-left: var(--pv-hair) solid rgba(168, 180, 196, 0.26);
    padding-left: clamp(16px, 2vw, 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}