.page-privacy {
  position: relative;
  padding-block: 28px 104px;
  background: var(--ink);
  color: var(--text);
}

.page-privacy .privacy-inner {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 56px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 26px;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(43, 227, 210, 0.07) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(180deg, rgba(232, 237, 246, 0.045) 0 1px, transparent 1px 88px);
  -webkit-mask-image: radial-gradient(140% 120% at 15% 0%, #000 8%, transparent 72%);
  mask-image: radial-gradient(140% 120% at 15% 0%, #000 8%, transparent 72%);
  pointer-events: none;
  z-index: 0;
}

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

.page-privacy .privacy-hero .index-label {
  color: var(--muted);
}

.page-privacy h1 {
  margin: 16px 0 0;
  max-width: 22ch;
  font-size: clamp(30px, 5.6vw, 58px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-privacy .privacy-hero__lead {
  margin: 20px 0 0;
  max-width: 680px;
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: var(--muted);
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  margin: 26px 0 0;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  overflow: hidden;
  background: var(--panel-2);
  box-shadow: var(--shadow-panel);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* ---------- 骨架 ---------- */
.page-privacy .privacy-shell {
  display: grid;
  gap: 36px;
  margin-top: 44px;
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  position: relative;
}

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

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 11px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-privacy .privacy-toc__link .mono {
  font-size: 12px;
  color: var(--muted);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  border-color: rgba(43, 227, 210, 0.5);
  color: var(--cyan);
}

.page-privacy .privacy-toc__link:hover .mono,
.page-privacy .privacy-toc__link:focus-visible .mono {
  color: var(--cyan);
}

.page-privacy .privacy-progress {
  display: none;
}

.page-privacy .privacy-toc__top {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
}

.page-privacy .privacy-toc__top:hover,
.page-privacy .privacy-toc__top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

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

.page-privacy .privacy-sec {
  padding-top: 44px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .privacy-sec:first-of-type {
  padding-top: 8px;
}

.page-privacy .privacy-sec__num {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--accent, var(--cyan));
}

.page-privacy .privacy-sec__title {
  margin: 10px 0 0;
  font-size: clamp(21px, 2.7vw, 29px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-privacy .privacy-sec__title::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 16px;
  background: linear-gradient(
    90deg,
    var(--accent, var(--cyan)) 0 72px,
    var(--line) 72px 100%
  );
}

/* ---------- 条目行 ---------- */
.page-privacy .privacy-rows {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
}

.page-privacy .privacy-row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-row:first-child {
  border-top: 0;
  padding-top: 14px;
}

.page-privacy .privacy-row__key {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--accent, var(--cyan));
}

.page-privacy .privacy-row__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-privacy .privacy-aside {
  margin: 26px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-strong);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-aside a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 210, 0.4);
}

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

.page-privacy .privacy-aside--link {
  padding-left: 0;
  border-left: 0;
  margin-top: 12px;
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-privacy .privacy-contact__item {
  padding: 16px 18px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--gold);
  border-radius: 2px;
  background: var(--panel-2);
}

.page-privacy .privacy-contact__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-privacy .privacy-contact__value {
  margin: 8px 0 12px;
  font-size: 17px;
  color: var(--gold);
  word-break: break-all;
}

.page-privacy .copy-btn {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: transparent;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--text);
  cursor: pointer;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-privacy .copy-btn:hover,
.page-privacy .copy-btn:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 折叠问答 ---------- */
.page-privacy .privacy-faq {
  margin-top: 30px;
  border-top: 1px solid var(--line);
}

.page-privacy .disclosure {
  border-bottom: 1px solid var(--line);
}

.page-privacy .disclosure summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .disclosure summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-privacy .disclosure[open] summary::after {
  content: "–";
}

.page-privacy .disclosure__body p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 桌面：固定章节目录 ---------- */
@media (min-width: 1000px) {
  .page-privacy {
    padding-block: 40px 120px;
  }

  .page-privacy .privacy-shell {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 76px;
    margin-top: 56px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 32px);
    align-self: start;
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 2px;
  }

  .page-privacy .privacy-toc__link {
    padding: 7px 0;
    border-color: transparent;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

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

  .page-privacy .privacy-progress {
    display: block;
    position: relative;
    height: 2px;
    margin-top: 18px;
    background: var(--line);
    overflow: hidden;
  }

  .page-privacy .privacy-progress span {
    display: block;
    width: 0;
    height: 100%;
    background: var(--cyan);
  }

  .page-privacy .privacy-sec {
    padding-top: 60px;
  }

  .page-privacy .privacy-row {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
    padding: 20px 0;
  }

  .page-privacy .privacy-row__key {
    font-size: 12px;
  }

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

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

/* ---------- 小屏微调 ---------- */
@media (max-width: 480px) {
  .page-privacy h1 {
    font-size: 28px;
  }

  .page-privacy .privacy-hero__lead {
    font-size: 16px;
  }

  .page-privacy .privacy-row__text {
    font-size: 15px;
  }

  .page-privacy .privacy-toc__link {
    font-size: 13px;
    padding: 5px 9px;
  }
}

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