.page-privacy {
  --ppw-ink-soft: #3D515C;
  --ppw-link: #0F8A52;
  --ppw-rule: rgba(11, 26, 36, 0.16);
  --ppw-rule-soft: rgba(11, 26, 36, 0.09);
  --ppw-panel: #ffffff;
  --ppw-measure: 720px;

  background-color: var(--chalk-050);
  color: var(--chalk-900);
  font-family: var(--font-sans);
  padding: 40px 20px 96px;
  overflow-x: hidden;
}

@media (min-width: 768px) {
  .page-privacy {
    padding: 64px 32px 128px;
  }
}

.page-privacy .privacy-layout {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }
}

/* ---------- 左侧章节刻度 ---------- */
.page-privacy .privacy-toc {
  display: none;
}

@media (min-width: 1024px) {
  .page-privacy .privacy-toc {
    display: block;
    position: sticky;
    top: 104px;
  }
}

.page-privacy .privacy-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mute-400);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--ppw-rule-soft);
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.4;
  color: var(--mute-400);
  text-decoration: none;
  transition: color 220ms var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link.is-active {
  color: var(--chalk-900);
}

.page-privacy .privacy-toc__no {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  transition: color 220ms var(--ease);
}

.page-privacy .privacy-toc__link.is-active .privacy-toc__no {
  color: var(--turf-500);
}

/* ---------- 阅读带 ---------- */
.page-privacy .privacy-flow {
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-privacy .privacy-flow {
    max-width: var(--ppw-measure);
  }
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-bottom: 44px;
}

.page-privacy .privacy-thread {
  display: flex;
  gap: 6px;
  margin-bottom: 30px;
}

.page-privacy .privacy-thread__seg {
  height: 3px;
  border-radius: var(--radius-pill);
  display: block;
}

.page-privacy .privacy-thread__seg--a {
  flex: 1 1 30%;
  background: var(--turf-500);
}

.page-privacy .privacy-thread__seg--b {
  flex: 1 1 16%;
  background: var(--signal-500);
}

.page-privacy .privacy-thread__seg--c {
  flex: 1 1 54%;
  background: var(--ink-800);
}

.page-privacy .breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0 0 22px;
  padding: 0;
  font-size: 13px;
  color: var(--mute-400);
}

.page-privacy .breadcrumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: rgba(11, 26, 36, 0.24);
}

.page-privacy .breadcrumbs a {
  color: inherit;
  text-decoration: none;
  transition: color 200ms var(--ease);
}

.page-privacy .breadcrumbs a:hover {
  color: var(--ppw-link);
}

.page-privacy .privacy-title {
  margin: 0 0 18px;
  font-size: clamp(34px, 6.4vw, 56px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-lede {
  margin: 0;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ppw-ink-soft);
}

@media (min-width: 768px) {
  .page-privacy .privacy-lede {
    font-size: 17px;
  }
}

/* ---------- 章节通用 ---------- */
.page-privacy .privacy-section {
  padding-top: 40px;
  border-top: 1px solid var(--ppw-rule-soft);
  scroll-margin-top: 96px;
}

@media (min-width: 768px) {
  .page-privacy .privacy-section {
    padding-top: 64px;
  }
}

.page-privacy .privacy-section__head {
  display: flex;
  gap: 14px;
  align-items: baseline;
  margin-bottom: 20px;
}

.page-privacy .privacy-section__no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  color: var(--turf-500);
  flex: none;
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ppw-ink-soft);
}

.page-privacy .privacy-p:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .page-privacy .privacy-p {
    font-size: 17px;
  }
}

.page-privacy .privacy-p--tail {
  margin-top: 26px;
}

.page-privacy .privacy-link {
  color: var(--ppw-link);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 138, 82, 0.35);
  transition: border-color 200ms var(--ease);
}

.page-privacy .privacy-link:hover {
  border-color: var(--ppw-link);
}

/* ---------- 信息范围 ---------- */
.page-privacy .privacy-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-fact {
  background: var(--ppw-panel);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  box-shadow: 0 1px 0 rgba(11, 26, 36, 0.04), 0 18px 34px -30px rgba(11, 26, 36, 0.6);
}

.page-privacy .privacy-fact__name {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.005em;
}

.page-privacy .privacy-fact__name::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--turf-500);
}

.page-privacy .privacy-fact__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ppw-ink-soft);
}

/* ---------- 使用目的 ---------- */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-privacy .privacy-use {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px dashed var(--ppw-rule);
}

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

.page-privacy .privacy-use__mark {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--turf-500);
  color: var(--ppw-link);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.page-privacy .privacy-use__name {
  margin: 2px 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-privacy .privacy-use__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ppw-ink-soft);
}

/* ---------- 存储与保留 ---------- */
.page-privacy .privacy-terms {
  margin: 26px 0 0;
  border-top: 1px solid var(--ppw-rule-soft);
}

.page-privacy .privacy-terms__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ppw-rule-soft);
}

@media (min-width: 640px) {
  .page-privacy .privacy-terms__row {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

.page-privacy .privacy-terms dt {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--chalk-900);
}

.page-privacy .privacy-terms dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ppw-ink-soft);
}

.page-privacy .privacy-figure {
  margin: 32px 0 0;
}

.page-privacy .privacy-figure__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-800);
  line-height: 0;
}

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

.page-privacy .privacy-figure__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mute-400);
}

/* ---------- 权利手风琴 ---------- */
.page-privacy .privacy-accordion {
  margin-top: 26px;
  border-top: 1px solid var(--ppw-rule-soft);
}

.page-privacy .privacy-accordion .accordion__item {
  border-bottom: 1px solid var(--ppw-rule-soft);
}

.page-privacy .privacy-acc__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 2px;
  margin: 0;
  background: none;
  border: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 200ms var(--ease);
}

.page-privacy .privacy-acc__trigger:hover {
  color: var(--ppw-link);
}

.page-privacy .privacy-acc__trigger:focus-visible {
  outline: 2px solid var(--turf-500);
  outline-offset: 2px;
  border-radius: 8px;
}

.page-privacy .privacy-chip {
  flex: none;
  min-width: 38px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(22, 193, 114, 0.12);
  color: var(--ppw-link);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  text-align: center;
  transition: background 200ms var(--ease), color 200ms var(--ease);
}

.page-privacy .privacy-acc__trigger[aria-expanded="true"] .privacy-chip,
.page-privacy .accordion__item[data-open] .privacy-chip {
  background: var(--turf-500);
  color: var(--ink-950);
}

.page-privacy .privacy-acc__label {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.page-privacy .privacy-accordion .accordion__icon {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 16px;
  height: 16px;
}

.page-privacy .privacy-accordion .accordion__icon::before,
.page-privacy .privacy-accordion .accordion__icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: translateY(-50%);
  transition: transform 260ms var(--ease), opacity 260ms var(--ease);
}

.page-privacy .privacy-accordion .accordion__icon::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-privacy .privacy-accordion .accordion__trigger[aria-expanded="true"] .accordion__icon::after,
.page-privacy .privacy-accordion .accordion__item[data-open] .accordion__icon::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.page-privacy .privacy-accordion .accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 320ms var(--ease);
}

.page-privacy .privacy-accordion .accordion__item[data-open] .accordion__panel,
.page-privacy .privacy-accordion .accordion__trigger[aria-expanded="true"] + .accordion__panel {
  grid-template-rows: 1fr;
}

.page-privacy .privacy-accordion .accordion__panel-inner {
  overflow: hidden;
  min-height: 0;
}

.page-privacy .privacy-acc__body {
  padding: 2px 2px 22px 52px;
}

.page-privacy .privacy-acc__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ppw-ink-soft);
}

.page-privacy .privacy-acc__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact-card {
  margin-top: 24px;
  padding: 24px 22px;
  border-radius: var(--radius-lg);
  background: var(--ppw-panel);
  border-left: 4px solid var(--turf-500);
  box-shadow: 0 18px 34px -30px rgba(11, 26, 36, 0.6);
}

.page-privacy .privacy-contact-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--mute-400);
}

.page-privacy .privacy-contact-card__mail {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 4vw, 22px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: var(--chalk-900);
  word-break: break-all;
}

.page-privacy .privacy-copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  border: 0;
  background: var(--signal-500);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 200ms var(--ease), background 200ms var(--ease);
}

.page-privacy .privacy-copy:hover {
  transform: translateY(-1px);
}

.page-privacy .privacy-copy:focus-visible {
  outline: 2px solid var(--turf-500);
  outline-offset: 3px;
}

.page-privacy .privacy-copy.is-done {
  background: var(--turf-500);
  color: var(--ink-950);
  transform: none;
}

.page-privacy .privacy-contact-card__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ppw-ink-soft);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
</main>