.page-privacy {
  --doc-width: 780px;
  --toc-width: 232px;
  background: var(--void-900);
  color: var(--warm);
  padding-bottom: clamp(56px, 8vw, 108px);
  overflow-x: hidden;
}

/* ---------- 首屏框景 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(24px, 3.6vw, 40px) 0 0;
  background:
    radial-gradient(1100px 420px at 82% -14%, rgba(53, 240, 216, 0.16), transparent 62%),
    radial-gradient(880px 400px at 6% 4%, rgba(123, 107, 255, 0.15), transparent 60%),
    linear-gradient(180deg, var(--void-900) 0%, var(--void-800) 100%);
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(to right, rgba(30, 51, 85, 0.9) 0 1px, transparent 1px 58px),
    repeating-linear-gradient(to bottom, rgba(30, 51, 85, 0.65) 0 1px, transparent 1px 58px);
  -webkit-mask-image: radial-gradient(120% 92% at 50% 0%, #000 18%, transparent 76%);
  mask-image: radial-gradient(120% 92% at 50% 0%, #000 18%, transparent 76%);
  opacity: 0.38;
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero-inner::before {
  content: "";
  position: absolute;
  top: calc(-1 * clamp(24px, 3.6vw, 40px));
  left: 0;
  right: 0;
  height: 8px;
  background-image: repeating-linear-gradient(to right, var(--grid) 0 1px, transparent 1px 28px);
  opacity: 0.7;
}

.page-privacy .privacy-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 6.4vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--warm);
}

.page-privacy .privacy-lede {
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-privacy .privacy-hero-meta .num {
  color: var(--cyan);
}

.page-privacy .privacy-hero-meta .sep {
  color: var(--grid);
}

.page-privacy .privacy-hero-visual {
  position: relative;
  z-index: 1;
  margin-top: clamp(28px, 4vw, 46px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-hero-visual img {
  display: block;
  width: 100%;
  height: clamp(120px, 24vw, 250px);
  max-width: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.88;
  filter: saturate(0.92);
}

/* ---------- 正文两栏 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(26px, 4vw, 54px);
  padding-top: clamp(34px, 4.6vw, 62px);
}

.page-privacy .privacy-toc {
  align-self: start;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line-soft);
}

.page-privacy .privacy-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 4px 9px 14px;
  margin-left: -1px;
  border-left: 1px solid transparent;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .privacy-toc-list a:hover,
.page-privacy .privacy-toc-list a:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.page-privacy .privacy-toc-list .num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-deep);
}

.page-privacy .privacy-toc-list a:hover .num,
.page-privacy .privacy-toc-list a:focus-visible .num {
  color: var(--cyan);
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  max-width: var(--doc-width);
  min-width: 0;
}

.page-privacy .privacy-sec {
  padding: clamp(24px, 3.2vw, 38px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 130px;
}

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

.page-privacy .privacy-sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .privacy-sec-no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.4vw, 29px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-privacy .privacy-doc p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--warm);
}

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

.page-privacy .privacy-note {
  margin-top: 16px;
  padding-left: 14px;
  border-left: 2px solid var(--line-hard);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-doc a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--cyan-deep);
}

.page-privacy .privacy-doc a:hover {
  color: var(--orange);
  text-decoration-color: var(--orange);
}

/* 定义块 */
.page-privacy .privacy-defs {
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-def {
  padding: 14px 16px 14px 18px;
  border-left: 2px solid var(--cyan);
  background: linear-gradient(90deg, rgba(53, 240, 216, 0.08), transparent 72%);
}

.page-privacy .privacy-def dt {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 7px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--warm);
}

.page-privacy .privacy-def dt strong {
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-def dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* 用途清单 */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-uses li {
  position: relative;
  padding-left: 26px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-uses li strong {
  color: var(--warm);
  font-weight: 600;
}

.page-privacy .privacy-uses li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--cyan);
  background: var(--void-900);
  transform: rotate(45deg);
}

/* 表格 */
.page-privacy .privacy-table-wrap {
  margin-top: 20px;
  border: 1px solid var(--line-hard);
  overflow-x: auto;
}

.page-privacy .privacy-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  background: var(--void-700);
  font-size: 14.5px;
}

.page-privacy .privacy-table-caption {
  padding: 10px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist);
  background: var(--void-800);
  border-bottom: 1px solid var(--line-hard);
}

.page-privacy .privacy-table th {
  padding: 11px 14px;
  text-align: left;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--mist);
  background: var(--void-800);
  border-bottom: 1px solid var(--line-hard);
  white-space: nowrap;
}

.page-privacy .privacy-table tbody th {
  font-family: var(--font-display);
  font-size: 14.5px;
  letter-spacing: 0;
  color: var(--cyan);
  background: transparent;
  white-space: nowrap;
}

.page-privacy .privacy-table td {
  padding: 12px 14px;
  vertical-align: top;
  line-height: 1.65;
  color: var(--warm);
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-table tbody tr:nth-child(even) td,
.page-privacy .privacy-table tbody tr:nth-child(even) th {
  background: var(--void-800);
}

.page-privacy .privacy-table tbody tr:last-child td,
.page-privacy .privacy-table tbody tr:last-child th {
  border-bottom: 0;
}

/* 联系渠道 */
.page-privacy .privacy-contact {
  margin-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-contact-key {
  flex: 0 0 84px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .privacy-contact-value {
  flex: 1 1 220px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--warm);
  word-break: break-word;
}

.page-privacy .privacy-contact-row .copy-btn {
  flex: 0 0 auto;
  padding: 6px 12px;
  border: 1px solid var(--cyan-deep);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .privacy-contact-row .copy-btn:hover {
  background: var(--cyan);
  color: var(--void-900);
}

.page-privacy .privacy-contact-row .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--toc-width) minmax(0, 1fr);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--bar-h) + var(--nav-h) + 22px);
  }
}

@media (max-width: 959px) {
  .page-privacy .privacy-toc-list {
    display: flex;
    gap: 2px;
    border-left: 0;
    border-top: 1px solid var(--line-soft);
    padding-top: 4px;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .page-privacy .privacy-toc-list li {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-toc-list a {
    padding: 8px 12px;
    margin-left: 0;
    border-left: 0;
    border-bottom: 1px solid transparent;
    white-space: nowrap;
  }

  .page-privacy .privacy-toc-list a:hover,
  .page-privacy .privacy-toc-list a:focus-visible {
    border-left-color: transparent;
    border-bottom-color: var(--cyan);
  }

  .page-privacy .privacy-sec {
    scroll-margin-top: 118px;
  }
}

@media (max-width: 600px) {
  .page-privacy .privacy-contact-key {
    flex: 0 0 100%;
  }

  .page-privacy .privacy-contact-value {
    flex: 1 1 100%;
    font-size: 14px;
  }

  .page-privacy .privacy-actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc-list a,
  .page-privacy .privacy-contact-row .copy-btn {
    transition: none;
  }
}