/* ============================================================
   个人信息说明 · page-privacy
   ============================================================ */

.page-privacy {
  --pp-gap: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------------- 顶部横幅 ---------------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-bottom: clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
  background: var(--bg-deep);
}

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

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 12% 0%, rgba(53, 230, 210, 0.14), transparent 62%),
    radial-gradient(ellipse 55% 70% at 94% 22%, rgba(122, 92, 255, 0.18), transparent 62%),
    linear-gradient(180deg, rgba(5, 7, 15, 0.52) 0%, rgba(5, 7, 15, 0.96) 86%, var(--bg-deep) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(38px, 6vw, 82px) var(--gutter) clamp(30px, 5vw, 58px);
}

.page-privacy .privacy-hero h1 {
  margin: 20px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4.2vw, 3.125rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
  text-shadow: 0 0 18px rgba(53, 230, 210, 0.2);
}

.page-privacy .privacy-hero__lead {
  max-width: 64ch;
  margin: 0;
  font-size: clamp(0.9375rem, 1.12vw, 1.0625rem);
  line-height: 1.9;
  color: var(--silver);
}

.page-privacy .privacy-hero__meta {
  margin: 22px 0 0;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------------- 正文 + 索引 ---------------- */
.page-privacy .privacy-body {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  align-items: start;
}

/* 章节索引 */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 20px 14px;
}

.page-privacy .privacy-toc__label {
  margin: 0 0 14px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  counter-reset: none;
}

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  margin: 0 -8px;
  padding: 7px 8px 7px 10px;
  border-left: 2px solid transparent;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--mist);
  text-decoration: none;
  transition: color 180ms ease-out, border-color 180ms ease-out;
}

.page-privacy .privacy-toc__link .mono {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--cyan-dim);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--silver);
  border-left-color: var(--cyan);
  outline: none;
}

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

/* 条款列 */
.page-privacy .privacy-article {
  min-width: 0;
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 12px;
  padding: clamp(26px, 3.6vw, 44px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--bar-h) + 32px);
}

.page-privacy .privacy-article > .clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .clause__num {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  position: relative;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .clause__num::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--cyan);
  opacity: 0.85;
}

.page-privacy .clause__head {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.9vw, 1.5rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.005em;
  color: var(--white);
}

.page-privacy .clause__lede {
  margin: 10px 0 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .clause__body {
  grid-column: 2;
  grid-row: 2;
  margin-top: 16px;
  min-width: 0;
}

/* 条款内文本 */
.page-privacy .clause__body p {
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--silver);
}

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

.page-privacy .clause__body strong {
  color: var(--white);
  font-weight: 600;
}

.page-privacy .clause__body ul {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

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

.page-privacy .clause__body li {
  position: relative;
  padding-left: 18px;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--silver);
}

.page-privacy .clause__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 6px;
  height: 1px;
  background: var(--cyan);
  opacity: 0.85;
}

.page-privacy .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-dim);
  transition: border-color 180ms ease-out;
}

.page-privacy .clause__body a:hover,
.page-privacy .clause__body a:focus-visible {
  border-bottom-color: var(--cyan);
  outline: none;
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 480px) {
  .page-privacy .clause {
    grid-template-columns: 28px minmax(0, 1fr);
    column-gap: 10px;
  }

  .page-privacy .clause__num {
    font-size: 0.6875rem;
  }

  .page-privacy .clause__num::before {
    width: 14px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: clamp(44px, 5vw, 76px);
  }

  .page-privacy .privacy-article {
    order: 1;
  }

  .page-privacy .privacy-toc {
    order: 2;
    position: sticky;
    top: calc(var(--bar-h) + 28px);
  }
}

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