.page-privacy {
  display: block;
  position: relative;
  background:
    radial-gradient(130% 70% at 90% -15%, rgba(169, 123, 255, .13), transparent 62%),
    radial-gradient(95% 55% at -8% 10%, rgba(55, 232, 211, .07), transparent 60%),
    var(--abyss);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
}

.page-privacy a:not(.btn) {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 232, 211, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-privacy a:not(.btn):hover {
  border-bottom-color: var(--cyan);
}

.page-privacy a:not(.btn):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 页首 ---------- */

.page-privacy .privacy-masthead {
  position: relative;
  padding: clamp(26px, 5vw, 58px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-masthead::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan) 0%, rgba(55, 232, 211, 0) 54%);
  opacity: .55;
}

.page-privacy .breadcrumb a {
  color: var(--muted);
  border-bottom: 0;
}

.page-privacy .breadcrumb a:hover {
  color: var(--cyan);
}

.page-privacy .privacy-masthead .eyebrow {
  margin: 22px 0 0;
  color: var(--cyan);
}

.page-privacy .privacy-masthead h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 17em;
}

.page-privacy .privacy-lede {
  margin: 18px 0 0;
  max-width: 660px;
  color: #C0CDDF;
  font-size: 15.5px;
  line-height: 1.85;
}

.page-privacy .privacy-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-facts__k {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-facts__v {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.65;
}

/* ---------- 主体布局 ---------- */

.page-privacy .privacy-body {
  padding: clamp(34px, 6vw, 78px) 0 clamp(56px, 9vw, 108px);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
}

/* ---------- 章节索引 ---------- */

.page-privacy .privacy-index {
  padding: 0 0 18px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 16px;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 0 6px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(55, 232, 211, .45);
  outline: none;
}

.page-privacy .privacy-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--purple);
}

.page-privacy .privacy-index__foot {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-sec {
  padding-top: clamp(34px, 5vw, 58px);
  margin-top: clamp(34px, 5vw, 58px);
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-sec:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-privacy .privacy-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 3.4vw, 28px);
  line-height: 1.26;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.page-privacy .privacy-sec__body > p {
  margin: 0 0 18px;
  max-width: 640px;
  color: #C0CDDF;
}

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

/* ---------- 第一段：三类信息 + 图示 ---------- */

.page-privacy .privacy-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-privacy .privacy-dl {
  margin: 0;
  max-width: 660px;
}

.page-privacy .privacy-dl dt {
  position: relative;
  margin: 22px 0 0;
  padding-left: 24px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .privacy-dl dt:first-of-type {
  margin-top: 0;
}

.page-privacy .privacy-dl dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 14px;
  height: 2px;
  background: var(--purple);
}

.page-privacy .privacy-dl dd {
  margin: 8px 0 0 24px;
  max-width: 600px;
  color: #B6C4D7;
  font-size: 14.5px;
  line-height: 1.78;
}

.page-privacy .privacy-split__figure {
  margin: 0;
}

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

/* ---------- 术语提示 ---------- */

.page-privacy .term-tip {
  position: relative;
  font-style: normal;
  color: var(--ink);
  border-bottom: 1px dashed rgba(169, 123, 255, .72);
  cursor: help;
}

.page-privacy .term-tip::after {
  content: attr(data-term);
  position: absolute;
  left: 0;
  bottom: calc(100% + 9px);
  z-index: 6;
  width: max-content;
  max-width: min(260px, 74vw);
  padding: 8px 11px;
  background: var(--violet-deep);
  border: 1px solid rgba(169, 123, 255, .5);
  border-radius: 3px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 12.5px;
  font-style: normal;
  line-height: 1.65;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
  pointer-events: none;
}

.page-privacy .term-tip:hover::after,
.page-privacy .term-tip:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-privacy .term-tip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 第二段：四种用途 ---------- */

.page-privacy .privacy-uses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}

.page-privacy .privacy-uses > li {
  background: var(--panel);
  padding: clamp(18px, 2.6vw, 26px);
}

.page-privacy .privacy-uses__tag {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--purple);
}

.page-privacy .privacy-uses h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.32;
  color: var(--ink);
}

.page-privacy .privacy-uses p {
  margin: 0;
  color: #B6C4D7;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-privacy .privacy-note {
  margin: 22px 0 0;
  max-width: 660px;
  padding: 14px 16px;
  border-left: 2px solid rgba(55, 232, 211, .7);
  background: rgba(55, 232, 211, .055);
  color: #C4D3E2;
  font-size: 14.5px;
  line-height: 1.75;
}

/* ---------- 第三段：订阅与本地存储 ---------- */

.page-privacy .privacy-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.page-privacy .privacy-panel {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--panel);
}

.page-privacy .privacy-panel--violet {
  background: linear-gradient(170deg, rgba(21, 15, 51, .94), rgba(11, 18, 36, .96));
}

.page-privacy .privacy-panel--jade {
  background: linear-gradient(170deg, rgba(12, 42, 42, .86), rgba(11, 18, 36, .96));
}

.page-privacy .privacy-panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ink);
}

.page-privacy .privacy-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .privacy-panel li {
  position: relative;
  padding-left: 16px;
  color: #B8C6D9;
  font-size: 14.5px;
  line-height: 1.72;
}

.page-privacy .privacy-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .8em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
  opacity: .75;
}

/* ---------- 第四段：保存期限与安全 ---------- */

.page-privacy .privacy-retain {
  margin: 0;
  max-width: 730px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-retain__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-retain__row dt {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16.5px;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .privacy-retain__row dd {
  margin: 0;
  color: #B6C4D7;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-privacy .privacy-guards {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  max-width: 730px;
  display: grid;
  gap: 13px;
}

.page-privacy .privacy-guards li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 14px;
  color: #B6C4D7;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-privacy .privacy-guards__k {
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--purple);
}

/* ---------- 第五段：用户权利 ---------- */

.page-privacy .privacy-rights {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-rights > li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-rights__n {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-privacy .privacy-rights h3 {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.35;
  color: var(--ink);
}

.page-privacy .privacy-rights p {
  margin: 0;
  max-width: 620px;
  color: #B6C4D7;
  font-size: 14.5px;
  line-height: 1.75;
}

/* ---------- 桌面端 ---------- */

@media (min-width: 700px) {
  .page-privacy .privacy-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-privacy .privacy-retain__row {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-privacy .privacy-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 920px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: clamp(40px, 5.5vw, 84px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--head-h) + 24px);
    align-self: start;
    padding: 0 0 0 20px;
    border-bottom: 0;
    border-left: 1px solid var(--line);
  }

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

@media (min-width: 1100px) {
  .page-privacy .privacy-split {
    grid-template-columns: minmax(0, 1fr) 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .term-tip::after,
  .page-privacy a:not(.btn) {
    transition: none;
  }
}