.page-privacy {
  --privacy-text: rgba(244, 246, 247, 0.82);
  --privacy-dim: rgba(154, 161, 169, 0.95);
  display: block;
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 11, 13, 0.42) 0%, rgba(11, 11, 13, 0.84) 58%, #0B0B0D 100%),
    linear-gradient(90deg, rgba(122, 42, 14, 0.5) 0%, rgba(11, 11, 13, 0) 62%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(26px, 6vw, 58px);
  padding-bottom: clamp(34px, 7vw, 74px);
}

.page-privacy .privacy-hero h1 {
  margin: 16px 0 0;
  max-width: 17ch;
  font-size: clamp(30px, 5.4vw, 58px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-hero__lede {
  margin: 20px 0 0;
  max-width: 34em;
  color: var(--privacy-text);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  color: var(--gray);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.page-privacy .privacy-hero__meta li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--lime);
  transform: translateY(-1px);
}

.page-privacy .privacy-hero__num {
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  padding-top: clamp(30px, 5.4vw, 66px);
  padding-bottom: clamp(48px, 8vw, 108px);
}

@media (min-width: 1024px) {
  .page-privacy .privacy-body {
    display: grid;
    grid-template-columns: minmax(196px, 232px) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 92px);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  margin-bottom: 30px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gray);
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__link {
  display: block;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  color: var(--gray);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--white);
  background: rgba(244, 246, 247, 0.04);
}

.page-privacy .privacy-toc__link.is-current {
  color: var(--white);
  border-left-color: var(--orange);
  background: rgba(255, 90, 31, 0.1);
}

@media (min-width: 1024px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
    padding-bottom: 0;
    overflow: visible;
    border-left: 1px solid var(--line);
  }

  .page-privacy .privacy-toc__link {
    margin-left: -1px;
    white-space: normal;
  }
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  padding: clamp(28px, 4.4vw, 50px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 110px;
}

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

.page-privacy .privacy-section__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-text {
  max-width: 36em;
  margin: 0 0 14px;
  color: var(--privacy-text);
  font-size: 16px;
  line-height: 1.78;
}

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

.page-privacy .privacy-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 197, 0.35);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-inline-link:hover {
  color: var(--white);
  border-bottom-color: var(--orange-soft);
}

/* ---------- 信息条目 ---------- */
.page-privacy .privacy-facts {
  margin: 22px 0 22px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-fact {
  position: relative;
  padding: 18px 0 18px 20px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-fact::before {
  content: "";
  position: absolute;
  left: 0;
  top: 23px;
  width: 6px;
  height: 6px;
  background: var(--orange);
}

.page-privacy .privacy-fact__label {
  margin: 0 0 7px;
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-privacy .privacy-fact__text {
  max-width: 38em;
  margin: 0;
  color: var(--privacy-text);
  font-size: 15.5px;
  line-height: 1.72;
}

/* ---------- 信息流向示意 ---------- */
.page-privacy .privacy-flow {
  margin: 26px 0 0;
  padding: 24px 20px 16px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(20, 22, 26, 0.92) 0%, rgba(11, 11, 13, 0.92) 100%),
    repeating-linear-gradient(0deg, rgba(38, 42, 49, 0.6) 0 1px, transparent 1px 28px);
}

.page-privacy .privacy-flow__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .privacy-flow__caption {
  margin: 14px 0 0;
  color: var(--gray);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 折叠步骤 ---------- */
.page-privacy .privacy-steps {
  margin: 22px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-step {
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-step__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  color: var(--white);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  transition: color 0.18s ease;
}

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

.page-privacy .privacy-step__summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
}

.page-privacy .privacy-step[open] .privacy-step__summary::before {
  content: "\2212";
  color: var(--lime);
  border-color: rgba(200, 255, 60, 0.4);
}

.page-privacy .privacy-step__summary:hover {
  color: var(--orange-soft);
}

.page-privacy .privacy-step__body {
  padding: 0 0 18px 34px;
}

.page-privacy .privacy-step__body p {
  max-width: 36em;
  margin: 0 0 10px;
  color: var(--privacy-text);
  font-size: 15.5px;
  line-height: 1.75;
}

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

/* ---------- 联系卡片 ---------- */
.page-privacy .privacy-contact-card {
  margin: 24px 0 22px;
  padding: 22px clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  background: var(--panel);
}

.page-privacy .privacy-contact-card__label {
  margin: 0 0 10px;
  color: var(--gray);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.page-privacy .privacy-contact-card__value {
  margin: 0 0 12px;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.4;
}

.page-privacy .privacy-mail {
  color: var(--cyan);
  font-family: var(--font-mono);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 197, 0.35);
  word-break: break-all;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-mail:hover {
  color: var(--white);
  border-bottom-color: var(--orange-soft);
}

.page-privacy .privacy-contact-card__note {
  margin: 0;
  color: var(--privacy-dim);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 小屏微调 ---------- */
@media (max-width: 640px) {
  .page-privacy .privacy-hero h1 {
    max-width: none;
  }

  .page-privacy .privacy-toc__title {
    margin-bottom: 10px;
  }

  .page-privacy .privacy-section__head {
    gap: 10px;
    align-items: flex-start;
  }

  .page-privacy .privacy-fact {
    padding-left: 16px;
  }

  .page-privacy .privacy-step__body {
    padding-left: 0;
  }

  .page-privacy .privacy-flow {
    padding: 18px 12px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-step__summary,
  .page-privacy .privacy-mail,
  .page-privacy .privacy-inline-link {
    transition: none;
  }
}