.page-privacy {
  --clause-w: 820px;
  --clause-gap: clamp(18px, 2.6vw, 28px);
  padding-top: clamp(84px, 12vw, 132px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-privacy .breadcrumbs {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

/* ---------- 首屏框景 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  background:
    linear-gradient(138deg, var(--panel) 0%, var(--bg-deep) 100%);
  padding: clamp(26px, 4.6vw, 52px) clamp(18px, 4vw, 48px);
}

.page-privacy .privacy-hero::before,
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--cyan);
  pointer-events: none;
}

.page-privacy .privacy-hero::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-privacy .privacy-hero::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(1.9rem, 4.6vw, 3.05rem);
  line-height: 1.16;
  color: var(--white);
  margin: 14px 0 0;
  max-width: 22ch;
}

.page-privacy .hero-lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--text);
  font-size: var(--fs-body);
  line-height: 1.8;
}

.page-privacy .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 条款索引刻度带 ---------- */
.page-privacy .privacy-index {
  position: sticky;
  top: calc(var(--header-h) + 10px);
  z-index: 4;
  margin-top: clamp(22px, 3.6vw, 36px);
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-privacy .index-list {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .index-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 13px 18px 13px 20px;
  border-right: 1px solid var(--line-soft);
  border-top: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s var(--ease), background-color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-privacy .index-num {
  font-size: 11px;
  color: var(--blue);
}

.page-privacy .index-link:hover,
.page-privacy .index-link:focus-visible {
  color: var(--white);
  background: var(--panel-2);
  border-top-color: var(--cyan);
}

.page-privacy .index-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

/* ---------- 信息流图形 ---------- */
.page-privacy .privacy-flow {
  margin: clamp(26px, 4.6vw, 52px) 0 0;
}

.page-privacy .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .privacy-flow .media-frame-caption {
  max-width: 68ch;
}

/* ---------- 条款堆叠 ---------- */
.page-privacy .clause-stack {
  display: grid;
  gap: var(--clause-gap);
  margin-top: clamp(36px, 6vw, 72px);
}

.page-privacy .clause {
  position: relative;
  max-width: var(--clause-w);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: clamp(20px, 3.2vw, 38px) clamp(16px, 2.8vw, 34px);
  transition: transform 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-privacy .clause::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 56px;
  height: 3px;
  background: var(--line);
  transition: background-color 0.15s var(--ease);
}

.page-privacy .clause:hover,
.page-privacy .clause:focus-within {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

.page-privacy .clause:hover::before,
.page-privacy .clause:focus-within::before {
  background: var(--cyan);
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.page-privacy .clause-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--line);
  padding: 2px 8px;
  transition: border-color 0.15s var(--ease);
}

.page-privacy .clause:hover .clause-index {
  border-color: var(--cyan);
}

.page-privacy .clause-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-h3);
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0;
}

.page-privacy .clause-meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
  opacity: 0;
  transition: opacity 0.15s var(--ease);
}

.page-privacy .clause:hover .clause-meta,
.page-privacy .clause:focus-within .clause-meta {
  opacity: 1;
}

.page-privacy .clause-body {
  margin-top: 16px;
}

.page-privacy .clause-body p {
  color: var(--text);
  font-size: var(--fs-body);
  line-height: 1.82;
  margin: 0 0 14px;
}

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

.page-privacy .clause-body a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.15s var(--ease);
}

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

/* ---------- 双栏信息槽 ---------- */
.page-privacy .clause-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.page-privacy .slot {
  border: 1px solid var(--line-soft);
  background: var(--bg-deep);
  padding: 16px 18px 18px;
}

.page-privacy .slot-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .tick-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-privacy .tick-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.72;
}

.page-privacy .tick-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

.page-privacy .tick-list--wide {
  margin: 18px 0;
}

/* ---------- 流向示意 ---------- */
.page-privacy .flow-diagram {
  display: block;
  width: 100%;
  height: auto;
  margin: 8px 0 22px;
  border: 1px solid var(--line);
  background: var(--bg-deep);
}

.page-privacy .flow-box {
  fill: var(--panel-2);
  stroke: var(--line);
  stroke-width: 1;
}

.page-privacy .flow-box--out {
  stroke: var(--cyan);
}

.page-privacy .flow-label {
  fill: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.12em;
  text-anchor: middle;
}

.page-privacy .flow-line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-privacy .flow-arrow {
  fill: var(--cyan);
}

/* ---------- 期限数值 ---------- */
.page-privacy .term-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0 0 20px;
}

.page-privacy .term {
  border: 1px solid var(--line-soft);
  background: var(--bg);
  padding: 14px 16px 16px;
}

.page-privacy .term-value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  line-height: 1.1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-privacy .term-unit {
  font-size: 0.5em;
  margin-left: 4px;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.page-privacy .term-label {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 联系渠道 ---------- */
.page-privacy .channel-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 20px 0 0;
}

.page-privacy .channel {
  border-left: 2px solid var(--orange);
  background: var(--bg-deep);
  padding: 12px 16px;
}

.page-privacy .contact-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .contact-value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 15.5px;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .clause-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .term-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .channel-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .clause:nth-child(even) {
    margin-left: clamp(0px, 6vw, 104px);
  }

  .page-privacy .privacy-index {
    margin-right: clamp(0px, 8vw, 140px);
  }
}

@media (hover: none) {
  .page-privacy .clause-meta {
    opacity: 1;
  }
}

@media (max-width: 719px) {
  .page-privacy .privacy-hero h1 {
    max-width: none;
  }

  .page-privacy .hero-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-privacy .index-link {
    padding: 12px 14px;
    font-size: 12px;
  }
}