.page-privacy {
  --pp-line: rgba(159, 184, 172, 0.18);
  --pp-line-2: rgba(159, 184, 172, 0.36);
  --pp-soft: rgba(11, 51, 42, 0.62);
  padding-block: clamp(26px, 3.6vw, 48px) clamp(52px, 7vw, 96px);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding-bottom: clamp(26px, 3.6vw, 46px);
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: clamp(72px, 12vw, 168px);
  height: 2px;
  border-radius: var(--radius-pill);
  background: var(--volt-400);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(16px, 2.4vw, 28px);
}

.page-privacy .privacy-sec {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--pp-line-2);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--volt-400);
}

.page-privacy .privacy-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--mist-050);
}

.page-privacy .privacy-hero .lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.5vw, 17.5px);
  line-height: 1.86;
  color: var(--text);
}

.page-privacy .privacy-hero__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-1);
}

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

/* ---------- 目录 + 条款主体 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 56px);
  margin-top: clamp(30px, 4.4vw, 60px);
}

.page-privacy .privacy-index {
  padding: 18px 16px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(30, 138, 85, 0.12), rgba(11, 51, 42, 0.34));
}

.page-privacy .privacy-index__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--line-300);
}

.page-privacy .privacy-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.page-privacy .privacy-index__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--text);
  text-decoration: none;
  transition: background var(--t), color var(--t), transform var(--t);
}

.page-privacy .privacy-index__link:hover {
  background: rgba(79, 190, 134, 0.14);
  color: var(--mist-050);
  transform: translateX(2px);
}

.page-privacy .privacy-index__link:focus-visible {
  outline: 2px solid var(--volt-200);
  outline-offset: 2px;
}

.page-privacy .privacy-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--volt-400);
}

.page-privacy .privacy-body {
  min-width: 0;
}

/* ---------- 条款块 ---------- */
.page-privacy .clause {
  padding-block: clamp(24px, 3.2vw, 40px);
  border-top: 1px solid var(--pp-line);
}

.page-privacy .clause:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .clause__head {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.page-privacy .clause__num {
  flex: none;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--volt-400);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 2.7vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--mist-050);
}

.page-privacy .clause__lead {
  margin: 0 0 18px;
  max-width: 70ch;
  line-height: 1.86;
  color: var(--text);
}

/* ---------- 01 信息条目 ---------- */
.page-privacy .privacy-facts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: var(--pp-line);
}

.page-privacy .privacy-facts__item {
  display: grid;
  gap: 8px;
  padding: clamp(14px, 2vw, 20px);
  background: var(--surface);
}

.page-privacy .privacy-facts__tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pitch-300);
}

.page-privacy .privacy-facts__text {
  margin: 0;
  max-width: 68ch;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 02 用途 ---------- */
.page-privacy .privacy-uses {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-uses__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px 18px;
  border-left: 3px solid var(--pitch-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: linear-gradient(90deg, rgba(30, 138, 85, 0.18), rgba(30, 138, 85, 0.02) 74%);
}

.page-privacy .privacy-uses__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--pitch-300);
}

.page-privacy .privacy-uses__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--mist-050);
}

.page-privacy .privacy-uses__text {
  margin: 0;
  max-width: 66ch;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 03 保存期限 ---------- */
.page-privacy .privacy-terms {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .privacy-terms__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .privacy-terms__key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pitch-300);
}

.page-privacy .privacy-terms__val {
  margin: 0;
  max-width: 66ch;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 折叠细则 ---------- */
.page-privacy .fold {
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: var(--pp-soft);
}

.page-privacy .fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--mist-050);
  cursor: pointer;
  list-style: none;
  transition: background var(--t);
}

.page-privacy .fold__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .fold__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--volt-400);
}

.page-privacy .fold[open] .fold__summary::after {
  content: "–";
}

.page-privacy .fold__summary:hover {
  background: rgba(79, 190, 134, 0.1);
}

.page-privacy .fold__summary:focus-visible {
  outline: 2px solid var(--volt-200);
  outline-offset: -2px;
}

.page-privacy .fold__body {
  padding: 0 18px 18px;
  max-width: 68ch;
  line-height: 1.82;
  color: var(--text);
}

.page-privacy .fold__body p {
  margin: 0 0 10px;
}

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

/* ---------- 04 可操作项 ---------- */
.page-privacy .privacy-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-steps__item {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: border-color var(--t), transform var(--t);
}

.page-privacy .privacy-steps__item:hover {
  border-color: var(--pp-line-2);
  transform: translateY(-2px);
}

.page-privacy .privacy-steps__label {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--volt-200);
}

.page-privacy .privacy-steps__text {
  margin: 0;
  max-width: 66ch;
  line-height: 1.82;
  color: var(--text);
}

/* ---------- 05 联系块 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
  padding: clamp(16px, 2.2vw, 22px);
  border: 1px solid var(--pp-line-2);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(30, 138, 85, 0.22), rgba(6, 35, 28, 0.28));
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}

.page-privacy .privacy-contact__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--line-300);
}

.page-privacy .privacy-contact__val {
  overflow-wrap: anywhere;
  font-weight: 600;
  color: var(--mist-050);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .privacy-backtop {
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--pp-line);
}

.page-privacy .privacy-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--pp-line-2);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--volt-400);
  text-decoration: none;
  transition: background var(--t), border-color var(--t), transform var(--t);
}

.page-privacy .privacy-top::before {
  content: "↑";
  font-size: 13px;
}

.page-privacy .privacy-top:hover {
  background: rgba(201, 242, 77, 0.12);
  border-color: var(--volt-400);
  transform: translateY(-2px);
}

.page-privacy .privacy-top:focus-visible {
  outline: 2px solid var(--volt-200);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 480px) {
  .page-privacy .privacy-contact__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 4px 18px;
    align-items: baseline;
  }
}

@media (min-width: 620px) {
  .page-privacy .privacy-terms__row {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }

  .page-privacy .privacy-hero__media img {
    aspect-ratio: 3 / 2;
  }

  .page-privacy .privacy-uses__item {
    padding: 18px 22px;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 92px;
  }

  .page-privacy .privacy-body {
    max-width: 78ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-steps__item,
  .page-privacy .privacy-top,
  .page-privacy .fold__summary {
    transition: none;
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-steps__item:hover,
  .page-privacy .privacy-top:hover {
    transform: none;
  }
}