.page-privacy {
  --pp-aside: 244px;
  --pp-col: 68ch;
  --pp-text: rgba(244, 239, 228, 0.84);
  --pp-text-soft: rgba(244, 239, 228, 0.66);
  position: relative;
  color: var(--c-sand);
}

/* ---------- 首屏 ---------- */
.page-privacy .policy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--c-deep-2), var(--c-abyss));
}

.page-privacy .policy-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .policy-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-privacy .policy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(7, 28, 51, 0.35), rgba(7, 28, 51, 0.96) 66%),
    linear-gradient(90deg, rgba(45, 226, 210, 0.07), transparent 55%);
  pointer-events: none;
}

.page-privacy .policy-hero__inner {
  padding-block: clamp(2.5rem, 8vw, 5.25rem);
  max-width: 62rem;
}

.page-privacy .policy-hero__kicker {
  margin: 1.25rem 0 0;
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.page-privacy .policy-hero__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.1rem, 7vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-sand);
}

.page-privacy .policy-hero__lede {
  margin-top: 1.1rem;
  max-width: 54ch;
  color: var(--pp-text);
}

.page-privacy .policy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 一页看懂 ---------- */
.page-privacy .policy-glance {
  background: var(--c-sand);
  color: var(--c-abyss);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3.4vw, 2.1rem);
  box-shadow: var(--shadow-soft);
}

.page-privacy .policy-glance__title {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--c-abyss);
}

.page-privacy .policy-glance__list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .policy-glance__item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.6rem;
  align-items: start;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(7, 28, 51, 0.16);
}

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

.page-privacy .policy-glance__no {
  font-size: 0.78rem;
  color: var(--c-clay);
  padding-top: 0.15rem;
}

.page-privacy .policy-glance__item p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- 主体布局 ---------- */
.page-privacy .policy-layout {
  display: grid;
  gap: 1.5rem;
  padding-block: clamp(2rem, 5vw, 3.25rem) clamp(2.5rem, 6vw, 4rem);
}

/* ---------- 条款目录 ---------- */
.page-privacy .policy-toc__label {
  margin: 0 0 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-tide);
}

.page-privacy .policy-toc__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .policy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(13, 43, 69, 0.5);
  color: var(--c-sand);
  font-size: 0.82rem;
  line-height: 1.35;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .policy-toc__no {
  font-size: 0.7rem;
  color: var(--c-tide);
}

.page-privacy .policy-toc__link:hover,
.page-privacy .policy-toc__link:focus-visible {
  border-color: var(--line-neon);
  color: var(--c-neon);
}

/* ---------- 条款正文 ---------- */
.page-privacy .policy-section {
  padding-block: clamp(1.6rem, 4vw, 2.4rem);
  border-top: 1px solid var(--line);
}

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

.page-privacy .policy-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.page-privacy .policy-section__no {
  flex: none;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--c-neon);
  border: 1px solid var(--line-neon);
  border-radius: var(--radius);
  padding: 0.15rem 0.45rem;
}

.page-privacy .policy-section__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.6vw, 1.8rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--c-sand);
}

.page-privacy .policy-section .prose {
  max-width: var(--pp-col);
  color: var(--pp-text);
}

.page-privacy .clause-list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  max-width: var(--pp-col);
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 2.7rem minmax(0, 1fr);
  gap: 0.35rem 0.9rem;
  padding-block: 1rem;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .clause:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .clause__no {
  font-size: 0.82rem;
  color: var(--c-clay);
  padding-top: 0.15rem;
}

.page-privacy .clause__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--c-sand);
}

.page-privacy .clause p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--pp-text);
}

/* ---------- 更新记录折叠 ---------- */
.page-privacy .policy-history {
  margin-top: 1.2rem;
  max-width: var(--pp-col);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel-bg);
}

.page-privacy .policy-history__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--c-neon);
}

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

.page-privacy .policy-history__summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--c-coral);
}

.page-privacy .policy-history[open] .policy-history__summary::after {
  content: "－";
}

.page-privacy .policy-history__summary:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: -2px;
}

.page-privacy .policy-history__list {
  margin: 0;
  padding: 0 1rem 1rem;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-privacy .policy-history__item {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 0.7rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .policy-history__ver {
  font-size: 0.82rem;
  color: var(--c-moss);
}

.page-privacy .policy-history__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--pp-text-soft);
}

/* ---------- 延伸入口 ---------- */
.page-privacy .policy-next {
  margin-top: clamp(1.75rem, 5vw, 2.75rem);
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--line-neon);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(45, 226, 210, 0.08), rgba(13, 43, 69, 0.55));
  max-width: var(--pp-col);
}

.page-privacy .policy-next__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--c-sand);
}

.page-privacy .policy-next__text {
  margin: 0.5rem 0 1rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--pp-text);
}

.page-privacy .policy-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-privacy .policy-backtop {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-privacy .policy-backtop:hover,
.page-privacy .policy-backtop:focus-visible {
  border-bottom-color: var(--c-neon);
}

/* ---------- 桌面 ---------- */
@media (min-width: 760px) {
  .page-privacy .policy-glance__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .policy-glance__item {
    padding-top: 0;
    border-top: 0;
    padding-left: 1rem;
    border-left: 1px solid rgba(7, 28, 51, 0.16);
  }

  .page-privacy .policy-glance__item:first-child {
    padding-left: 0;
    border-left: 0;
  }
}

@media (min-width: 900px) {
  .page-privacy .policy-layout {
    grid-template-columns: minmax(0, 1fr) var(--pp-aside);
    gap: clamp(2rem, 5vw, 3.5rem);
    align-items: start;
  }

  .page-privacy .policy-body {
    grid-column: 1;
    grid-row: 1;
    max-width: var(--pp-col);
  }

  .page-privacy .policy-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 6.5rem;
    padding-left: 0.25rem;
  }

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

  .page-privacy .policy-toc__link {
    border: 0;
    border-left: 2px solid var(--line-soft);
    border-radius: 0;
    background: none;
    padding: 0.5rem 0.75rem;
    font-size: 0.88rem;
  }

  .page-privacy .policy-toc__link:hover,
  .page-privacy .policy-toc__link:focus-visible {
    border-left-color: var(--c-neon);
    background: rgba(45, 226, 210, 0.07);
  }
}

@media (min-width: 1180px) {
  .page-privacy .policy-glance__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .policy-toc__link,
  .page-privacy .policy-backtop {
    transition: none;
  }
}