/* ===== 隐私声明 / privacy ===== */
.page-privacy {
  --pv-measure: 66ch;
  position: relative;
  overflow-x: clip;
  background:
    radial-gradient(880px 460px at 86% -6%, rgba(69, 240, 224, 0.1), transparent 68%),
    radial-gradient(620px 380px at 6% 18%, rgba(255, 138, 61, 0.07), transparent 72%),
    var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  padding-bottom: clamp(72px, 9vw, 120px);
}

.page-privacy::before {
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--cyan) 24%, var(--amber) 68%, transparent 100%);
  opacity: 0.55;
}

/* ---------- 页首 ---------- */
.page-privacy .pv-hero {
  padding: clamp(36px, 6vw, 64px) 0 clamp(26px, 4vw, 42px);
}

.page-privacy .pv-hero-grid {
  display: grid;
  gap: clamp(26px, 5vw, 44px);
  align-items: center;
}

.page-privacy .pv-eyebrow {
  margin: 0;
  color: var(--cyan-soft);
  letter-spacing: 0.22em;
}

.page-privacy .pv-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pv-lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pv-stamp {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .pv-stamp-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  transform: translateY(-1px);
}

.page-privacy .pv-hero-media {
  position: relative;
}

.page-privacy .pv-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 对照骨架 ---------- */
.page-privacy .pv-main {
  padding-top: clamp(10px, 2vw, 22px);
}

.page-privacy .pv-shell {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
  align-items: start;
}

/* ---------- 左侧章节索引 ---------- */
.page-privacy .pv-index {
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-index-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-privacy .pv-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-idx {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px 9px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  transition: color 0.16s var(--ease), background-color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-privacy .pv-idx-n {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color 0.16s var(--ease);
}

.page-privacy .pv-idx:hover {
  color: var(--text);
  background: rgba(30, 42, 94, 0.55);
}

.page-privacy .pv-idx:hover .pv-idx-n {
  color: var(--cyan-soft);
}

.page-privacy .pv-idx:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-privacy .pv-idx[aria-current="true"],
.page-privacy .pv-idx.is-active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(69, 240, 224, 0.07);
}

.page-privacy .pv-idx[aria-current="true"] .pv-idx-n,
.page-privacy .pv-idx.is-active .pv-idx-n {
  color: var(--cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .pv-flow {
  max-width: var(--pv-measure);
}

.page-privacy .pv-section {
  padding: clamp(26px, 4vw, 42px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

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

.page-privacy .pv-head {
  margin-bottom: 4px;
}

.page-privacy .pv-num {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-privacy .pv-h2 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 3.2vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--text);
}

.page-privacy .pv-anchor {
  flex: none;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1;
  color: var(--cyan-soft);
  text-decoration: none;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.16s var(--ease), color 0.16s var(--ease);
}

.page-privacy .pv-h2:hover .pv-anchor,
.page-privacy .pv-anchor:focus-visible {
  opacity: 0.9;
}

.page-privacy .pv-anchor:hover {
  color: var(--orange);
}

.page-privacy .pv-h3 {
  margin: 26px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.45;
  color: var(--cyan-soft);
}

.page-privacy .pv-p {
  margin: 14px 0 0;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--text);
}

.page-privacy .pv-p strong,
.page-privacy .pv-list strong {
  color: var(--amber);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.page-privacy .pv-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 240, 224, 0.32);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-privacy .pv-link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-privacy .pv-link:focus-visible,
.page-privacy .pv-mail:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* ---------- 列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.84;
  color: var(--text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 9px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
}

/* ---------- 条目对照表 ---------- */
.page-privacy .pv-terms {
  margin: 20px 0 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  overflow: hidden;
}

.page-privacy .pv-term {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-800);
}

.page-privacy .pv-term dt {
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-privacy .pv-term dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 双栏小卡 ---------- */
.page-privacy .pv-split {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.page-privacy .pv-card {
  padding: 20px 20px 22px;
}

.page-privacy .pv-card--accent {
  border-color: rgba(255, 138, 61, 0.45);
}

.page-privacy .pv-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.4;
  color: var(--text);
}

.page-privacy .pv-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .pv-card p + p {
  margin-top: 10px;
  color: var(--muted);
}

/* ---------- 联系方式块 ---------- */
.page-privacy .pv-contact {
  margin-top: 24px;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-cut);
  background:
    linear-gradient(140deg, rgba(30, 42, 94, 0.92) 0%, rgba(20, 28, 68, 0.72) 62%, rgba(11, 18, 48, 0.9) 100%);
}

.page-privacy .pv-contact-lead {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .pv-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-contact-list li {
  display: grid;
  gap: 4px;
}

.page-privacy .pv-contact-label {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-privacy .pv-contact-value {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
}

.page-privacy .pv-mail {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(69, 240, 224, 0.35);
  word-break: break-all;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-privacy .pv-mail:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-privacy .pv-contact-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-privacy .pv-footnote {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-term {
    grid-template-columns: 176px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
    padding: 18px 22px;
  }
}

@media (min-width: 780px) {
  .page-privacy .pv-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(40px, 6vw, 76px);
  }

  .page-privacy .pv-contact {
    padding: 26px 28px 24px;
  }

  .page-privacy .pv-contact-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-shell {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: clamp(48px, 6vw, 84px);
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding: 0 0 0 20px;
    border-top: 0;
    border-left: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-idx,
  .page-privacy .pv-anchor,
  .page-privacy .pv-link,
  .page-privacy .pv-mail {
    transition: none;
  }

  .page-privacy .pv-anchor {
    transform: none;
  }
}
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