.page-privacy {
  --priv-text: rgba(241, 246, 242, .84);
  --priv-body-max: 66ch;
  background: var(--night-turf);
  color: var(--paper-mist);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line-green);
  background: var(--night-turf);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 18, 12, .52) 0%, rgba(4, 18, 12, .84) 58%, var(--night-turf) 100%);
}

.page-privacy .privacy-hero__inner {
  padding-block: clamp(50px, 9vw, 104px) clamp(44px, 7vw, 82px);
}

.page-privacy .privacy-hero__eyebrow {
  margin: 24px 0 14px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 20px;
  max-width: 12em;
  color: var(--paper-mist);
}

.page-privacy .privacy-hero .lede {
  max-width: 54ch;
  color: var(--priv-text);
}

/* ---------- 版心栅格 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 52px);
  padding-block: clamp(44px, 7vw, 84px) clamp(72px, 10vw, 124px);
}

.page-privacy .privacy-layout > * {
  min-width: 0;
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 196px minmax(0, 1fr) 48px;
    column-gap: clamp(30px, 4vw, 62px);
    justify-content: center;
    padding-left: clamp(24px, 6vw, 96px);
  }
}

/* ---------- 小节目录 ---------- */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--line-green);
  padding-top: 18px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mist-text);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--mist-text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--paper-mist);
  border-bottom-color: var(--signal-cyan);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--signal-cyan);
}

@media (min-width: 900px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: 92px;
    align-self: start;
  }
}

/* ---------- 右侧刻度导轨 ---------- */
.page-privacy .privacy-rail {
  display: none;
}

@media (min-width: 900px) {
  .page-privacy .privacy-rail {
    position: sticky;
    top: 92px;
    align-self: start;
    display: block;
    height: 380px;
    border-left: 1px solid var(--line-green);
    background-image: repeating-linear-gradient(to bottom, var(--line-green) 0 1px, transparent 1px 15px);
    background-size: 11px 100%;
    background-repeat: no-repeat;
    background-position: 0 0;
  }

  .page-privacy .privacy-rail__mark {
    position: absolute;
    left: -1px;
    top: 0;
    width: 1px;
    height: 58%;
    background: linear-gradient(180deg, var(--signal-cyan), rgba(51, 242, 192, 0));
  }
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  max-width: 680px;
}

.page-privacy .privacy-section {
  scroll-margin-top: 96px;
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(44px, 6vw, 68px);
  padding-top: clamp(34px, 5vw, 48px);
  border-top: 1px solid var(--line-green);
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 15px;
  margin-bottom: 18px;
}

.page-privacy .privacy-section__num {
  flex: none;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--signal-cyan);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper-mist);
}

.page-privacy .privacy-body p {
  max-width: var(--priv-body-max);
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--priv-text);
}

.page-privacy .privacy-group + .privacy-group {
  margin-top: 26px;
}

.page-privacy .privacy-group__title {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin: 0 0 9px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper-mist);
}

.page-privacy .privacy-group__title::before {
  content: "";
  flex: none;
  width: 11px;
  height: 1px;
  background: var(--signal-cyan);
}

.page-privacy .privacy-group p {
  margin: 0;
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  max-width: var(--priv-body-max);
}

.page-privacy .privacy-list--roomy {
  gap: 13px;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--priv-text);
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 8px;
  height: 1px;
  background: var(--signal-cyan);
}

/* ---------- 反白面板 ---------- */
.page-privacy .privacy-note {
  position: relative;
  margin: 24px 0;
  padding: clamp(22px, 3.5vw, 34px) clamp(20px, 3.5vw, 36px);
  border-radius: var(--radius);
  background: var(--paper-mist);
  color: var(--ink-text);
}

.page-privacy .privacy-note::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16%;
  bottom: 16%;
  width: 3px;
  background: var(--signal-cyan);
}

.page-privacy .privacy-note p,
.page-privacy .privacy-note li {
  color: var(--ink-text);
}

.page-privacy .privacy-note strong {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .01em;
  color: var(--ink-text);
}

.page-privacy .privacy-note .privacy-group__title {
  color: var(--ink-text);
}

.page-privacy .privacy-note .privacy-group__title::before,
.page-privacy .privacy-note .privacy-list > li::before {
  background: var(--line-green);
}

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

.page-privacy .privacy-note .privacy-list {
  margin-bottom: 14px;
}

/* ---------- 展开收起 ---------- */
.page-privacy .privacy-details {
  margin: 24px 0 0;
  padding: 14px 18px;
  border: 1px solid var(--line-green);
  border-radius: var(--radius);
  background: var(--glass-veil);
}

.page-privacy .privacy-details > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper-mist);
}

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

.page-privacy .privacy-details > summary::before {
  content: "+";
  flex: none;
  width: 18px;
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1;
  text-align: center;
  color: var(--signal-cyan);
}

.page-privacy .privacy-details[open] > summary::before {
  content: "−";
}

.page-privacy .privacy-details__body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-green);
}

/* ---------- 数据流向图 ---------- */
.page-privacy .privacy-flow {
  margin: 28px 0 22px;
}

.page-privacy .privacy-flow__scroll {
  overflow-x: auto;
  padding-bottom: 6px;
}

.page-privacy .privacy-flow svg {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.page-privacy .privacy-flow figcaption {
  margin-top: 12px;
  max-width: var(--priv-body-max);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist-text);
}

.page-privacy .flow-box {
  fill: rgba(255, 255, 255, .08);
  stroke: var(--line-green);
  stroke-width: 1;
}

.page-privacy .flow-box--accent {
  fill: rgba(51, 242, 192, .1);
  stroke: var(--signal-cyan);
}

.page-privacy .flow-text {
  fill: var(--paper-mist);
  font-family: var(--font-body);
  font-size: 14px;
}

.page-privacy .flow-line {
  fill: none;
  stroke: var(--line-green);
  stroke-width: 1.5;
}

.page-privacy .flow-line--accent {
  stroke: var(--signal-cyan);
}

.page-privacy .flow-arrow {
  fill: var(--signal-cyan);
}

/* ---------- 联系信息 ---------- */
.page-privacy .privacy-contact {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-green);
  border-radius: var(--radius);
  background: var(--line-green);
  overflow: hidden;
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px 16px;
  align-items: center;
  padding: 15px 18px;
  background: var(--deep-turf);
}

@media (min-width: 560px) {
  .page-privacy .privacy-contact__row {
    grid-template-columns: 92px minmax(0, 1fr) auto;
  }
}

.page-privacy .privacy-contact__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--mist-text);
}

.page-privacy .privacy-contact__value {
  font-family: var(--font-data);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-mist);
  word-break: break-word;
}

.page-privacy .copy-btn {
  justify-self: start;
  padding: 6px 13px;
  border: 1px solid var(--line-green);
  border-radius: var(--radius);
  background: transparent;
  color: var(--signal-cyan);
  font-family: var(--font-body);
  font-size: 12px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .copy-btn:hover {
  background: rgba(51, 242, 192, .12);
  border-color: var(--signal-cyan);
}

.page-privacy .copy-btn[data-copied] {
  border-color: var(--score-gold);
  color: var(--score-gold);
}

.page-privacy .privacy-afterword {
  margin-top: 26px;
  font-size: 15px;
  border-top: 1px solid var(--line-green);
  padding-top: 22px;
}

.page-privacy .privacy-afterword a {
  color: var(--signal-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 242, 192, .4);
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .privacy-afterword a:hover {
  border-bottom-color: var(--signal-cyan);
}

/* ---------- 焦点反馈 ---------- */
.page-privacy a:focus-visible,
.page-privacy button:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .copy-btn,
  .page-privacy .privacy-afterword a {
    transition: none;
  }
}