.page-privacy {
  --priv-tint: var(--paper-soft);
  --priv-rule: var(--line);
  --priv-shadow: 0 18px 44px rgba(11, 18, 32, .12);
  background: var(--paper);
  color: var(--ink-text);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(88px, 11vw, 148px) 0 clamp(52px, 7vw, 92px);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(245, 243, 238, .07) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(47, 107, 255, .12) 0 1px, transparent 1px 72px);
  mask-image: linear-gradient(160deg, rgba(0, 0, 0, .9), transparent 78%);
  pointer-events: none;
}

.page-privacy .privacy-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(32px, 5vw, 64px);
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .privacy-hero__text {
  min-width: 0;
}

.page-privacy .privacy-breadcrumb .breadcrumb__link,
.page-privacy .privacy-breadcrumb .breadcrumb__current {
  color: rgba(245, 243, 238, .72);
}

.page-privacy .privacy-breadcrumb .breadcrumb__link:hover {
  color: var(--mint);
}

.page-privacy .privacy-eyebrow {
  color: var(--orange);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-privacy .privacy-title {
  color: var(--paper);
  margin: 18px 0 0;
  max-width: 15ch;
}

.page-privacy .privacy-lede {
  color: rgba(245, 243, 238, .8);
  margin-top: clamp(18px, 2.4vw, 28px);
  max-width: 56ch;
}

.page-privacy .privacy-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: rgba(245, 243, 238, .16);
  border: 1px solid rgba(245, 243, 238, .16);
}

.page-privacy .privacy-facts__item {
  background: var(--ink);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-privacy .privacy-facts__val {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.page-privacy .privacy-facts__item:nth-child(2) .privacy-facts__val {
  color: var(--orange);
}

.page-privacy .privacy-facts__item:nth-child(3) .privacy-facts__val {
  color: var(--paper);
}

.page-privacy .privacy-facts__item:nth-child(4) .privacy-facts__val {
  color: var(--blue);
}

.page-privacy .privacy-facts__key {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(245, 243, 238, .66);
}

.page-privacy .privacy-hero__media {
  margin: 0;
  background: var(--ink-panel);
  border-color: rgba(245, 243, 238, .22);
  align-self: end;
}

.page-privacy .privacy-hero__media .media__caption {
  color: rgba(245, 243, 238, .6);
}

/* ---------- 阅读区 ---------- */
.page-privacy .privacy-body {
  padding-block: clamp(48px, 7vw, 96px) clamp(64px, 9vw, 120px);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

/* 目录 */
.page-privacy .privacy-toc {
  min-width: 0;
  border: 1px solid var(--priv-rule);
  background: #fff;
  padding: 20px 18px;
  box-shadow: 4px 4px 0 var(--priv-tint);
}

.page-privacy .privacy-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--grey-blue);
}

.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: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  color: var(--ink-text);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.45;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .privacy-toc__link .mono {
  font-size: 12px;
  color: var(--grey-blue);
  letter-spacing: .06em;
}

.page-privacy .privacy-toc__link:hover {
  background: var(--priv-tint);
}

.page-privacy .privacy-toc__link[aria-current="true"] {
  border-left-color: var(--blue);
  background: var(--priv-tint);
  color: var(--blue);
  font-weight: 600;
}

.page-privacy .privacy-toc__link[aria-current="true"] .mono {
  color: var(--blue);
}

.page-privacy .privacy-toc__top {
  margin-top: 16px;
  width: 100%;
  justify-content: center;
  color: var(--ink-text);
  border-color: var(--priv-rule);
}

.page-privacy .privacy-toc__top:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* 正文 */
.page-privacy .privacy-doc {
  min-width: 0;
  max-width: 68ch;
}

.page-privacy .privacy-progress {
  position: sticky;
  top: 0;
  z-index: 3;
  height: 3px;
  margin-bottom: clamp(24px, 3vw, 36px);
  background: var(--priv-tint);
}

.page-privacy .privacy-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--blue), var(--orange) 62%, var(--mint));
}

@supports (animation-timeline: scroll()) {
  .page-privacy .privacy-progress__bar {
    animation: privacy-read-progress linear both;
    animation-timeline: scroll(root block);
  }
}

@keyframes privacy-read-progress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.page-privacy .privacy-doc__title {
  margin: 0 0 clamp(28px, 4vw, 44px);
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.25;
  color: var(--ink);
}

.page-privacy .priv-block {
  padding-top: clamp(24px, 3.4vw, 40px);
  border-top: 1px solid var(--priv-rule);
  margin-top: clamp(24px, 3.4vw, 40px);
  scroll-margin-top: 88px;
}

.page-privacy .priv-block:first-of-type {
  margin-top: 0;
  border-top: 0;
  padding-top: 0;
}

.page-privacy .priv-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px 18px;
  align-items: center;
  margin-bottom: 16px;
}

.page-privacy .priv-num {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  line-height: 1;
  color: var(--blue);
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}

.page-privacy .priv-block:nth-of-type(3) .priv-num,
.page-privacy .priv-block:nth-of-type(6) .priv-num {
  color: var(--orange);
}

.page-privacy .priv-block__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .priv-block .prose p {
  margin: 0 0 14px;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-text);
}

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

.page-privacy .priv-block .prose a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .priv-block .prose a:hover {
  color: var(--orange-deep);
}

/* 收集清单 */
.page-privacy .priv-rows {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .priv-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--priv-rule);
  border-left: 3px solid var(--blue);
}

.page-privacy .priv-row:nth-child(3) {
  border-left-color: var(--orange);
}

.page-privacy .priv-row:nth-child(4) {
  border-left-color: var(--mint);
}

.page-privacy .priv-row .tag {
  justify-self: start;
}

.page-privacy .priv-row__body {
  min-width: 0;
}

.page-privacy .priv-row__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .priv-row__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: #3c4759;
}

/* 用途对照 */
.page-privacy .priv-pairs {
  margin: 20px 0 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--priv-rule);
}

.page-privacy .priv-pair {
  padding: 16px 0;
  border-bottom: 1px solid var(--priv-rule);
}

.page-privacy .priv-pair dt {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-privacy .priv-pair dt::before {
  content: "→";
  color: var(--orange);
  font-family: var(--font-mono);
  font-weight: 600;
  flex: none;
}

.page-privacy .priv-pair dd {
  margin: 0 0 0 22px;
  font-size: 15px;
  line-height: 1.75;
  color: #3c4759;
}

/* 高亮框 */
.page-privacy .priv-highlight {
  margin-top: 20px;
  padding: 22px 20px;
  background: var(--priv-tint);
  border: 1px solid rgba(47, 107, 255, .28);
  box-shadow: 6px 6px 0 rgba(47, 107, 255, .1);
}

.page-privacy .priv-highlight__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-privacy .priv-highlight__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .priv-highlight__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.72;
  color: #2c3547;
}

.page-privacy .priv-highlight__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--orange);
}

.page-privacy .priv-highlight__list strong {
  color: var(--ink);
  font-weight: 700;
}

/* 权利卡 */
.page-privacy .priv-rights {
  margin-top: 20px;
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}

.page-privacy .priv-right {
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--priv-rule);
  border-top: 3px solid var(--mint);
}

.page-privacy .priv-right:nth-child(2) {
  border-top-color: var(--blue);
}

.page-privacy .priv-right:nth-child(3) {
  border-top-color: var(--orange);
}

.page-privacy .priv-right:nth-child(4) {
  border-top-color: var(--grey-blue);
}

.page-privacy .priv-right:nth-child(5) {
  border-top-color: var(--ink);
}

.page-privacy .priv-right__name {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
}

.page-privacy .priv-right__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #3c4759;
}

.page-privacy .priv-rights + .prose {
  margin-top: 18px;
}

/* 联系 */
.page-privacy .priv-contact {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .priv-contact .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
}

.page-privacy .priv-contact .contact-key {
  flex: none;
  min-width: 3.2em;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mint);
}

.page-privacy .priv-contact .contact-val {
  flex: 1 1 14ch;
  min-width: 0;
  font-size: 15px;
  word-break: break-all;
  color: var(--paper);
}

.page-privacy .priv-contact .copy-btn {
  flex: none;
  padding: 6px 14px;
  border: 1px solid rgba(245, 243, 238, .4);
  background: transparent;
  color: var(--paper);
  border-radius: var(--radius-pill);
  font-size: 12px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-privacy .priv-contact .copy-btn:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-privacy .priv-contact .copy-btn[data-copied="true"] {
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
}

.page-privacy .priv-contact__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey-blue);
}

.page-privacy .priv-updated {
  margin: clamp(36px, 5vw, 56px) 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--priv-rule);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--grey-blue);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-privacy .priv-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .priv-row {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 32px;
  }

  .page-privacy .priv-rights {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .privacy-doc {
    padding-left: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-progress__bar {
    animation: none;
    transform: scaleX(1);
    opacity: .5;
  }

  .page-privacy .privacy-toc__link,
  .page-privacy .priv-contact .copy-btn {
    transition: none;
  }
}