.page-privacy {
  --privacy-cut: 16px;
  --privacy-card-bg: #1B2A4A;
  --privacy-body-text: #C8D2E3;
}

/* 首屏 */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.1rem, 3vw, 1.6rem) clamp(2rem, 5vw, 3.25rem);
  background: var(--ink);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(118deg, transparent 0 46%, rgba(34, 160, 90, 0.22) 46% 64%, transparent 64%),
    linear-gradient(118deg, transparent 0 66%, rgba(255, 106, 43, 0.35) 66% 66.35%, transparent 66.35%);
}

.page-privacy .privacy-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero__body {
  max-width: 46rem;
  margin-top: clamp(0.9rem, 2.5vw, 1.6rem);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  margin: 0;
  font-size: var(--step-1);
  color: var(--mute);
}

.page-privacy h1 {
  margin: 0.7rem 0 0.85rem;
  font-size: var(--step-6);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--on-ink);
}

.page-privacy .privacy-hero .lead {
  max-width: 34em;
  margin: 0;
  color: #BFCCE0;
}

.page-privacy .privacy-hero__media {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  aspect-ratio: 1400 / 500;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-privacy .privacy-hero__media img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.92) contrast(1.02);
}

/* 主体骨架 */
.page-privacy .privacy-shell {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2rem);
  padding-block: clamp(2rem, 5vw, 3.25rem) clamp(3rem, 6vw, 5rem);
}

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

/* 目录 */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--line);
  padding-top: 0.9rem;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 0.6rem;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.72rem;
  font-size: var(--step-2);
  color: var(--on-ink);
  text-decoration: none;
  white-space: nowrap;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: color 160ms var(--ease), border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-privacy .privacy-toc__link .num {
  color: var(--turf);
  font-size: var(--step-1);
}

.page-privacy .privacy-toc__link:hover {
  color: #FFFFFF;
  border-color: var(--turf);
  transform: translateY(-1px);
}

.page-privacy .privacy-toc__link:focus-visible,
.page-privacy .privacy-sec__num:focus-visible,
.page-privacy .privacy-doc a:focus-visible {
  outline: 2px solid var(--turf);
  outline-offset: 2px;
}

/* 章节 */
.page-privacy .privacy-sec {
  scroll-margin-top: 4.5rem;
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid var(--line);
}

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

.page-privacy .privacy-sec__num {
  display: inline-block;
  font-family: var(--font-num);
  font-size: var(--step-2);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--turf);
  text-decoration: none;
  transform: skewX(-6deg);
}

.page-privacy .privacy-sec__num:hover {
  color: var(--lime);
}

.page-privacy .privacy-sec__title {
  margin: 0.35rem 0 0.45rem;
  font-size: var(--step-5);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--on-ink);
}

.page-privacy .privacy-sec__note {
  max-width: 34em;
  margin: 0 0 1.15rem;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--mute);
}

.page-privacy .privacy-sec p {
  max-width: 34em;
  margin: 0 0 0.9rem;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--privacy-body-text);
}

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

.page-privacy .privacy-doc a {
  color: var(--turf);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-doc a:hover {
  color: var(--lime);
}

/* 信息卡片 */
.page-privacy .privacy-cards {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.page-privacy .privacy-card {
  padding: 1.05rem 1.1rem 1.2rem;
  background: var(--privacy-card-bg);
  border: 1px solid var(--line);
  border-top: 3px solid var(--turf-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-privacy .privacy-card h3 {
  margin: 0 0 0.45rem;
  font-size: var(--step-3);
  font-weight: 700;
  color: var(--on-ink);
}

.page-privacy .privacy-card p {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--privacy-body-text);
}

/* 强调块 */
.page-privacy .privacy-note {
  margin-top: 1.4rem;
  padding: 1rem 1.15rem;
  background: var(--paper);
  border-left: 4px solid var(--turf);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-privacy .privacy-note p {
  max-width: 36em;
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .privacy-note strong {
  color: var(--turf-deep);
}

.page-privacy .privacy-note a {
  color: var(--turf-deep);
  text-decoration: underline;
}

/* 保存期限行 */
.page-privacy .privacy-rows {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-rows li {
  display: grid;
  gap: 0.15rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-rows__k {
  font-size: var(--step-2);
  font-weight: 700;
  color: var(--turf);
}

.page-privacy .privacy-rows__v {
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--privacy-body-text);
}

/* 目的与权利清单 */
.page-privacy .privacy-list {
  counter-reset: pitem;
  display: grid;
  gap: 0.9rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 2.5rem;
}

.page-privacy .privacy-list li::before {
  counter-increment: pitem;
  content: counter(pitem, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.2rem;
  font-family: var(--font-num);
  font-size: var(--step-2);
  font-weight: 700;
  color: var(--track);
}

.page-privacy .privacy-list--soft li::before {
  color: var(--turf);
}

.page-privacy .privacy-list li p {
  margin: 0;
}

.page-privacy .privacy-list strong {
  color: var(--on-ink);
}

/* 附录 */
.page-privacy .privacy-sec--appendix {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-appendix {
  margin-top: 1.2rem;
  background: var(--privacy-card-bg);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-privacy .privacy-appendix summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  font-size: var(--step-3);
  font-weight: 700;
  color: var(--on-ink);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-appendix summary::after {
  content: "＋";
  font-family: var(--font-num);
  font-size: var(--step-4);
  line-height: 1;
  color: var(--turf);
}

.page-privacy .privacy-appendix[open] summary::after {
  content: "－";
}

.page-privacy .privacy-appendix summary:focus-visible {
  outline: 2px solid var(--turf);
  outline-offset: -2px;
}

.page-privacy .privacy-appendix__body {
  padding: 0 1.15rem 1.15rem;
}

.page-privacy .privacy-version {
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-version__no {
  margin: 0 0 0.25rem;
  font-size: var(--step-2);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-privacy .privacy-appendix__body p {
  max-width: 34em;
  margin: 0 0 0.85rem;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--privacy-body-text);
}

.page-privacy .privacy-appendix__body .privacy-appendix__foot {
  margin: 0.6rem 0 0;
  color: var(--mute);
}

/* 中等屏幕 */
@media (min-width: 640px) {
  .page-privacy .privacy-rows li {
    grid-template-columns: 9rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0.5rem 1rem;
  }

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

@media (min-width: 768px) {
  .page-privacy .privacy-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

/* 桌面：右侧固定目录 */
@media (min-width: 1024px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(0, 1fr) 250px;
    grid-template-areas: "doc toc";
    column-gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-privacy .privacy-doc {
    grid-area: doc;
  }

  .page-privacy .privacy-toc {
    grid-area: toc;
    position: sticky;
    top: 1.5rem;
    align-self: start;
    border-top: 0;
    border-left: 1px solid var(--line);
    padding: 0 0 0 1.15rem;
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 0.35rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__link {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    background: transparent;
  }

  .page-privacy .privacy-toc__link:hover {
    background: var(--ink-2);
  }
}