.page-privacy {
  --pp-toc-w: 216px;
  --pp-measure: 40em;
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-privacy .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 40px);
  align-items: center;
  padding-bottom: clamp(32px, 5vw, 60px);
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(260px, 42%);
  height: 1px;
  background: var(--grad-brand);
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 18px;
  font-family: var(--f-display);
  font-size: clamp(38px, 8vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.page-privacy .privacy-hero__lead {
  max-width: 34em;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-privacy .privacy-hero__art {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-soft);
}

.page-privacy .privacy-hero__art::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(140deg, rgba(124, 60, 255, 0.22), rgba(35, 211, 238, 0.08) 62%, transparent);
}

.page-privacy .privacy-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  }
}

/* ---------- 总布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(32px, 5vw, 56px);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pp-toc-w) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 88px);
  }
}

/* ---------- 左侧目录 ---------- */
.page-privacy .privacy-toc {
  align-self: start;
}

@media (min-width: 1000px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: 128px;
  }
}

.page-privacy .privacy-toc__eyebrow {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-muted);
}

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

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--c-muted);
  text-decoration: none;
  border-left: 2px solid rgba(124, 60, 255, 0.3);
  transition: color 160ms ease, border-left-color 160ms ease, background 160ms ease;
}

.page-privacy .privacy-toc__list a .mono {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--c-text);
  border-left-color: var(--c-purple);
  background: rgba(124, 60, 255, 0.09);
}

@media (max-width: 999px) {
  .page-privacy .privacy-toc__list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .page-privacy .privacy-toc__list a {
    padding: 7px 12px;
    border-left: 0;
    border: 1px solid var(--c-line);
    border-radius: 2px;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    border-color: var(--c-purple);
    background: rgba(124, 60, 255, 0.09);
  }
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  display: flex;
  flex-direction: column;
  gap: clamp(34px, 5vw, 58px);
  max-width: var(--pp-measure);
}

.page-privacy .clause {
  position: relative;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--c-line-soft);
  scroll-margin-top: 128px;
}

.page-privacy .clause::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 72px;
  height: 1px;
  background: var(--grad-brand);
}

.page-privacy .clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-privacy .clause__num {
  padding: 3px 7px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-lime);
  border: 1px solid rgba(166, 255, 60, 0.4);
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--c-text);
}

.page-privacy .clause__copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding: 5px 10px;
  font-family: inherit;
  font-size: 12px;
  color: var(--c-muted);
  background: transparent;
  border: 1px solid var(--c-line);
  cursor: pointer;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-privacy .clause__copy-id {
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

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

.page-privacy .clause__copy[data-copied] .clause__copy-hint {
  color: var(--c-lime);
}

.page-privacy .clause__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-text);
}

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

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

/* ---------- 条目列表 ---------- */
.page-privacy .clause__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-privacy .clause__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-panel);
  border: 1px solid var(--c-line-soft);
  border-left: 2px solid rgba(35, 211, 238, 0.42);
  transition: border-left-color 160ms ease, background 160ms ease;
}

.page-privacy .clause__list li:hover {
  background: var(--c-row);
  border-left-color: var(--c-cyan);
}

.page-privacy .clause__list-num {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
}

.page-privacy .clause__list-text strong {
  color: var(--c-lime);
  font-weight: 600;
}

/* ---------- 邮箱复制 ---------- */
.page-privacy .clause__mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-privacy .clause__mail-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--c-text);
  background: rgba(35, 211, 238, 0.08);
  border: 1px solid rgba(35, 211, 238, 0.38);
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.page-privacy .clause__mail-btn:hover,
.page-privacy .clause__mail-btn:focus-visible {
  background: rgba(35, 211, 238, 0.18);
  border-color: var(--c-cyan);
}

.page-privacy .clause__mail-btn .copy-hint {
  font-family: var(--f-body);
  font-size: 12px;
  color: var(--c-muted);
}

.page-privacy .clause__mail-btn[data-copied] .copy-hint {
  color: var(--c-lime);
}

/* ---------- 页尾延伸 ---------- */
.page-privacy .privacy-tail {
  position: relative;
  padding: 20px 22px;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  scroll-margin-top: 128px;
}

.page-privacy .privacy-tail::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-brand);
}

.page-privacy .privacy-tail p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-muted);
}

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

.page-privacy .privacy-tail a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 211, 238, 0.35);
  transition: color 160ms ease, border-bottom-color 160ms ease;
}

.page-privacy .privacy-tail a:hover,
.page-privacy .privacy-tail a:focus-visible {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}

@media (min-width: 700px) {
  .page-privacy .privacy-body {
    margin-left: clamp(0px, 2vw, 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .clause__copy,
  .page-privacy .clause__list li,
  .page-privacy .clause__mail-btn,
  .page-privacy .privacy-tail a {
    transition: none;
  }
}