.page-privacy {
  --privacy-rule: rgba(30, 74, 122, 0.55);
  --privacy-rule-soft: rgba(30, 74, 122, 0.28);
  --privacy-panel: rgba(10, 42, 92, 0.34);
  background: var(--tx-night);
  color: var(--tx-ice);
  font-family: var(--tx-body);
  line-height: 1.78;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.5rem, 5vw, 3rem) 0 clamp(1.8rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -14%;
  right: -12%;
  width: min(820px, 96vw);
  height: min(620px, 78vh);
  background: linear-gradient(142deg, rgba(0, 229, 255, 0.18), rgba(36, 20, 71, 0.06) 52%, transparent 80%);
  clip-path: polygon(20% 0, 100% 0, 100% 70%, 0 100%);
  z-index: -2;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 74, 122, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 74, 122, 0.22) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 72%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 72%);
  z-index: -1;
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
}

.page-privacy .privacy-hero__title {
  margin: 0.9rem 0 0;
  max-width: 22ch;
  font-family: var(--tx-body);
  font-weight: 200;
  font-size: clamp(2rem, 7.4vw, 4.4rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: var(--tx-ice);
}

.page-privacy .privacy-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: clamp(0.95rem, 2.3vw, 1.08rem);
  color: var(--tx-steel);
}

.page-privacy .privacy-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.6rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-hero__chips li {
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--privacy-rule);
  border-left: 2px solid var(--tx-cyan);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--tx-steel);
  background: var(--privacy-panel);
}

.page-privacy .privacy-hero__figure {
  position: relative;
  margin: 2rem 0 0;
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 82%, 0 100%);
  opacity: 0.9;
}

/* ---------- 目录 + 正文 ---------- */
.page-privacy .privacy-layout {
  padding-top: clamp(1.8rem, 5vw, 3.2rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-privacy .privacy-toc {
  border: 1px solid var(--privacy-rule-soft);
  border-top: 2px solid var(--tx-cyan);
  background: var(--privacy-panel);
  padding: 0.85rem 1rem;
}

.page-privacy .privacy-toc > summary {
  cursor: pointer;
  font-family: var(--tx-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tx-cyan);
  list-style: none;
}

.page-privacy .privacy-toc > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-toc > summary::before {
  content: "▚ ";
  color: var(--tx-orange);
}

.page-privacy .privacy-toc__list {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.45rem 0.2rem;
  border-bottom: 1px solid var(--privacy-rule-soft);
  color: var(--tx-steel);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s var(--tx-ease), border-color 0.2s var(--tx-ease);
}

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

.page-privacy .privacy-toc__list a[aria-current="location"] {
  color: var(--tx-cyan);
  border-bottom-color: var(--tx-cyan);
}

.page-privacy .privacy-toc__num {
  font-family: var(--tx-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--tx-orange);
}

.page-privacy .privacy-doc {
  margin-top: clamp(1.8rem, 5vw, 2.6rem);
  max-width: 74ch;
}

.page-privacy .privacy-doc__intro {
  margin: 0;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--privacy-rule-soft);
  font-size: 0.95rem;
  color: var(--tx-steel);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  position: relative;
  margin-top: clamp(2.2rem, 6vw, 3.6rem);
  padding-left: clamp(0.9rem, 3vw, 1.6rem);
  border-left: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-sec::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  width: 2px;
  height: 3.2rem;
  background: linear-gradient(180deg, var(--tx-cyan), transparent);
}

.page-privacy .privacy-sec--wine::before {
  background: linear-gradient(180deg, var(--tx-orange), transparent);
}

.page-privacy .privacy-sec--contact::before {
  background: linear-gradient(180deg, var(--tx-amber), transparent);
}

.page-privacy .privacy-sec__head {
  display: grid;
  gap: 0.35rem;
}

.page-privacy .privacy-sec__num {
  font-family: var(--tx-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--tx-cyan);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--tx-body);
  font-weight: 300;
  font-size: clamp(1.35rem, 4vw, 2.05rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--tx-ice);
}

.page-privacy .privacy-sec__note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--tx-steel);
}

/* ---------- 条款列表 ---------- */
.page-privacy .privacy-clauses {
  counter-reset: clause;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-clauses > li {
  position: relative;
  padding: 0.95rem 0 0.95rem 3rem;
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-clauses > li::before {
  counter-increment: clause;
  content: counter(clause, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.05rem;
  font-family: var(--tx-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--tx-orange);
}

.page-privacy .privacy-clauses h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--tx-ice);
}

.page-privacy .privacy-clauses p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--tx-steel);
}

/* ---------- 用途磁贴 ---------- */
.page-privacy .privacy-uses {
  display: grid;
  gap: 0.75rem;
  margin: 1.3rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-uses li {
  padding: 0.9rem 1rem;
  background: linear-gradient(135deg, rgba(14, 59, 58, 0.55), rgba(10, 42, 92, 0.25));
  border-left: 2px solid var(--tx-cyan);
  clip-path: polygon(0 0, 100% 0, 100% 78%, 94% 100%, 0 100%);
}

.page-privacy .privacy-uses__tag {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--tx-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--tx-cyan);
}

.page-privacy .privacy-uses p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--tx-steel);
}

/* ---------- 权利栅格 ---------- */
.page-privacy .privacy-rights {
  display: grid;
  gap: 0;
  margin: 1.3rem 0 0;
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-rights__item {
  padding: 1rem 0 1rem 1rem;
  border-bottom: 1px solid var(--privacy-rule-soft);
  border-left: 2px solid rgba(0, 229, 255, 0.35);
}

.page-privacy .privacy-rights__item h3 {
  margin: 0 0 0.3rem;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--tx-ice);
}

.page-privacy .privacy-rights__item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--tx-steel);
}

/* ---------- 联系块 ---------- */
.page-privacy .privacy-contact {
  margin: 1.3rem 0 0;
  padding: 1.1rem 1.1rem 1.3rem;
  background: linear-gradient(160deg, rgba(36, 20, 71, 0.6), rgba(6, 21, 46, 0.4));
  border: 1px solid var(--privacy-rule);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 3% 100%, 0 86%);
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.9rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-contact__label {
  min-width: 5.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--tx-steel);
}

.page-privacy .privacy-contact__value {
  font-size: 1rem;
  color: var(--tx-ice);
  word-break: break-word;
}

.page-privacy .privacy-contact__note {
  margin: 0.9rem 0 0;
  font-size: 0.9rem;
  color: var(--tx-steel);
}

.page-privacy .privacy-contact__note a {
  color: var(--tx-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-contact__note a:hover,
.page-privacy .privacy-contact__note a:focus-visible {
  color: var(--tx-orange);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .privacy-backtop {
  margin: clamp(2rem, 6vw, 3rem) 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-backtop a {
  font-family: var(--tx-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--tx-steel);
  text-decoration: none;
}

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

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 1.6rem;
  }

  .page-privacy .privacy-hero__figure img {
    clip-path: polygon(0 0, 100% 0, 100% 76%, 0 100%);
  }
}

/* ---------- 桌面：左侧锚点目录 ---------- */
@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    display: grid;
    grid-template-columns: minmax(0, 236px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 6.5rem;
  }

  .page-privacy .privacy-toc > summary {
    display: none;
  }

  .page-privacy .privacy-toc__list {
    margin-top: 0.2rem;
  }

  .page-privacy .privacy-doc {
    margin-top: 0;
  }

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

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

  .page-privacy .privacy-contact__row {
    flex-wrap: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a {
    transition: none;
  }
}