.page-privacy {
  --pp-gutter: clamp(20px, 5vw, 56px);
  --pp-measure: 41em;
  --pp-hair: rgba(159, 183, 176, 0.2);
  --pp-hair-soft: rgba(159, 183, 176, 0.1);
  padding: clamp(78px, 11vw, 130px) 0 clamp(64px, 9vw, 112px);
  background:
    radial-gradient(120% 58% at 88% -8%, rgba(53, 242, 208, 0.075), transparent 62%),
    radial-gradient(90% 46% at 4% 42%, rgba(122, 77, 255, 0.06), transparent 66%),
    var(--sig-ink);
  color: var(--sig-body);
  font-family: var(--sig-sans);
}

.page-privacy .pp-shell {
  width: min(100% - 2 * var(--pp-gutter), var(--sig-max));
  margin-inline: auto;
}

/* ---------- 面包屑 ---------- */
.page-privacy .sig-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sig-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--sig-muted);
}

.page-privacy .sig-breadcrumb a {
  color: var(--sig-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--sig-ease), border-color 180ms var(--sig-ease);
}

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

.page-privacy .sig-breadcrumb__sep {
  color: rgba(159, 183, 176, 0.45);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  padding-top: clamp(26px, 4vw, 46px);
}

.page-privacy .pp-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(34px, 6.4vw, 62px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--sig-body);
  text-wrap: balance;
}

.page-privacy .pp-hero__lead {
  max-width: var(--pp-measure);
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: clamp(16px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--sig-body);
}

.page-privacy .pp-hero__figure {
  position: relative;
  margin: clamp(30px, 5vw, 52px) 0 0;
  border-radius: calc(var(--sig-radius) + 6px);
  overflow: hidden;
  background: linear-gradient(120deg, var(--sig-blue), var(--sig-violet));
}

.page-privacy .pp-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 1600 / 600;
}

.page-privacy .pp-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 17, 15, 0) 42%, rgba(7, 17, 15, 0.78) 100%);
  pointer-events: none;
}

/* ---------- 目录 ---------- */
.page-privacy .pp-toc {
  margin-top: clamp(38px, 6vw, 66px);
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 34px);
  border: 1px solid var(--pp-hair);
  border-radius: var(--sig-radius);
  background: var(--sig-carbon);
}

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

.page-privacy .pp-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--pp-hair-soft);
  color: var(--sig-body);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 160ms var(--sig-ease);
}

.page-privacy .pp-toc__list li:last-child a {
  border-bottom: 0;
}

.page-privacy .pp-toc__list a:hover,
.page-privacy .pp-toc__list a:focus-visible {
  color: var(--sig-cyan);
}

.page-privacy .pp-toc__no {
  flex: none;
  font-family: var(--sig-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--sig-cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .pp-body {
  display: grid;
  gap: clamp(52px, 7vw, 88px);
  width: 100%;
  max-width: var(--pp-measure);
  margin: clamp(52px, 8vw, 92px) auto 0;
}

.page-privacy .pp-section h2 {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  padding-left: 18px;
  font-size: clamp(22px, 3vw, 29px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--sig-body);
}

.page-privacy .pp-section h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.22em;
  width: 3px;
  height: 1.05em;
  border-radius: 2px;
  background: var(--sig-cyan);
}

.page-privacy .pp-no {
  flex: none;
  font-family: var(--sig-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--sig-cyan);
}

.page-privacy .pp-text {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  font-size: 17px;
  line-height: 1.9;
  color: var(--sig-body);
}

.page-privacy .pp-text:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-text a {
  color: var(--sig-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--sig-cyan-soft);
  transition: border-color 160ms var(--sig-ease), color 160ms var(--sig-ease);
}

.page-privacy .pp-text a:hover,
.page-privacy .pp-text a:focus-visible {
  border-bottom-color: var(--sig-cyan);
}

/* 键值行 */
.page-privacy .pp-list {
  margin: 0;
  padding: 0;
}

.page-privacy .pp-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--pp-hair);
}

.page-privacy .pp-list__row:last-child {
  border-bottom: 1px solid var(--pp-hair);
}

.page-privacy .pp-list__term {
  font-family: var(--sig-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--sig-cyan);
}

.page-privacy .pp-list__desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--sig-body);
}

/* 项目符号段 */
.page-privacy .pp-bullets {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(16px, 2.4vw, 22px);
}

.page-privacy .pp-bullets li {
  position: relative;
  padding-left: 22px;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--sig-body);
}

.page-privacy .pp-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--sig-cyan);
}

.page-privacy .pp-bullets strong {
  font-weight: 700;
  color: #ffffff;
}

/* 横向分隔色块 */
.page-privacy .pp-divider {
  height: 8px;
  width: 100%;
  border-radius: var(--sig-radius-pill);
  background: linear-gradient(
    90deg,
    var(--sig-cyan) 0%,
    var(--sig-cyan) 32%,
    var(--sig-orange) 32%,
    var(--sig-orange) 64%,
    var(--sig-blue) 64%,
    var(--sig-violet) 100%
  );
  opacity: 0.82;
}

/* 暖纸面板条款 */
.page-privacy .pp-section--panel {
  padding: clamp(26px, 4vw, 44px) clamp(22px, 3.6vw, 42px);
  border-radius: calc(var(--sig-radius) + 4px);
  background: var(--sig-paper);
  color: var(--sig-ink-text);
}

.page-privacy .pp-section--panel h2 {
  color: var(--sig-ink-text);
}

.page-privacy .pp-section--panel h2::before {
  background: var(--sig-cyan-deep);
}

.page-privacy .pp-section--panel .pp-no {
  color: var(--sig-cyan-deep);
}

.page-privacy .pp-section--panel .pp-text {
  color: var(--sig-ink-text);
}

.page-privacy .pp-section--panel .pp-text a {
  color: var(--sig-cyan-deep);
  border-bottom-color: rgba(11, 122, 102, 0.36);
}

.page-privacy .pp-section--panel .pp-text a:hover,
.page-privacy .pp-section--panel .pp-text a:focus-visible {
  border-bottom-color: var(--sig-cyan-deep);
}

.page-privacy .pp-bullets--panel li {
  color: var(--sig-ink-text);
  border-bottom: 1px solid rgba(200, 191, 168, 0.9);
  padding-bottom: clamp(14px, 2vw, 18px);
}

.page-privacy .pp-bullets--panel li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pp-bullets--panel li::before {
  background: var(--sig-orange);
}

.page-privacy .pp-bullets--panel strong {
  color: var(--sig-ink-text);
}

.page-privacy .pp-panel__note {
  margin: clamp(20px, 3vw, 26px) 0 0;
  padding-top: clamp(14px, 2vw, 18px);
  border-top: 1px solid var(--sig-line);
  font-family: var(--sig-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--sig-cyan-deep);
  word-break: break-all;
}

/* 页尾返回条 */
.page-privacy .pp-return {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(16px, 2.6vw, 28px);
  width: 100%;
  max-width: var(--pp-measure);
  margin: clamp(46px, 7vw, 78px) auto 0;
  padding: clamp(20px, 3vw, 28px) clamp(20px, 3.2vw, 34px);
  border: 1px solid rgba(53, 242, 208, 0.2);
  border-left: 3px solid var(--sig-cyan);
  border-radius: var(--sig-radius);
  background: var(--sig-carbon);
}

.page-privacy .pp-return__text {
  flex: 1 1 20em;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--sig-body);
}

.page-privacy .pp-return .sig-btn {
  flex: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pp-list__row {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-privacy .pp-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

@media (max-width: 480px) {
  .page-privacy .pp-body {
    gap: 44px;
  }

  .page-privacy .pp-text,
  .page-privacy .pp-bullets li {
    font-size: 16px;
  }

  .page-privacy .pp-return {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-privacy .pp-return .sig-btn {
    width: 100%;
    text-align: center;
  }
}