/* ===== 个人信息说明 · 页面专属样式 ===== */
.page-privacy {
  --pv-line: #22304A;
  --pv-card: #0B1220;
  --pv-panel: #151E30;
  position: relative;
  background: var(--bg);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: 2.25rem 0 3rem;
  border-bottom: 1px solid var(--pv-line);
  background-image:
    radial-gradient(120% 100% at 10% 0%, rgba(43, 231, 224, 0.10) 0%, transparent 55%),
    linear-gradient(to right, rgba(43, 231, 224, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(43, 231, 224, 0.05) 1px, transparent 1px);
  background-size: auto, 72px 72px, 72px 72px;
  background-position: center top, left top, left top;
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.5rem;
}

.page-privacy .privacy-hero__text h1 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.85rem, 5.2vw, 3.3rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 900;
  max-width: 20ch;
}

.page-privacy .privacy-hero__text .lede {
  margin: 1rem 0 0;
  max-width: 46ch;
  color: var(--text);
  opacity: 0.9;
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--pv-line);
  display: grid;
  gap: 0.5rem;
  font-size: var(--fs-14);
  color: var(--muted);
}

.page-privacy .privacy-hero__meta .mono {
  color: var(--cyan);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
}

.page-privacy .privacy-hero__figure .figure__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: var(--pv-card);
}

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

.page-privacy .privacy-hero__figure .figure__cap {
  margin-top: 0.6rem;
  font-size: var(--fs-12);
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  padding: 2.5rem 0 1rem;
}

.page-privacy .privacy-body__grid {
  display: grid;
  gap: 1.75rem;
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--pv-line);
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.5rem 0.85rem;
  margin-left: -1px;
  border-left: 2px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.5;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(43, 231, 224, 0.07);
}

.page-privacy .privacy-toc__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--rule);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  padding: 2rem 0;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: 5.5rem;
}

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

.page-privacy .privacy-sec__head {
  margin-bottom: 0.75rem;
}

.page-privacy .privacy-sec__no {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-size: clamp(1.25rem, 2.8vw, 1.7rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-sec__lede {
  margin: 0 0 1.25rem;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--text);
  max-width: 46ch;
}

.page-privacy .privacy-sec p {
  margin: 0 0 1rem;
  line-height: 1.8;
  color: var(--text);
  max-width: 68ch;
}

.page-privacy .privacy-sec p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 231, 224, 0.4);
}

.page-privacy .privacy-sec p a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 场景卡 ---------- */
.page-privacy .privacy-scenes {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-privacy .privacy-scene {
  padding: 1rem 1.1rem 1.15rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: var(--pv-card);
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-privacy .privacy-scene:hover {
  border-color: rgba(43, 231, 224, 0.45);
  transform: translateY(-2px);
}

.page-privacy .privacy-scene__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-privacy .privacy-scene h3 {
  margin: 0.4rem 0 0;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--text);
}

/* ---------- 短横线列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.05rem;
  margin-top: 0.45rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 0.55rem;
  height: 1px;
  background: var(--rule);
}

.page-privacy .privacy-list--lg li {
  margin-top: 0.7rem;
  padding-left: 1.2rem;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .privacy-list--lg li::before {
  width: 0.7rem;
  top: 0.9em;
}

/* ---------- 提示块 ---------- */
.page-privacy .privacy-flag {
  margin: 1.25rem 0 0;
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 47, 0.07);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text);
  max-width: 68ch;
}

/* ---------- 用途对照 ---------- */
.page-privacy .privacy-uses {
  margin: 0;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .privacy-use {
  display: grid;
  gap: 0.25rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .privacy-use dt {
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--text);
}

.page-privacy .privacy-use dd {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-use dd a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 231, 224, 0.4);
}

.page-privacy .privacy-use dd a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 本地 / 云端 ---------- */
.page-privacy .privacy-split {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-privacy .privacy-split__col {
  padding: 1.1rem 1.15rem 1.2rem;
  border: 1px solid var(--pv-line);
  border-top: 2px solid var(--cyan);
  border-radius: var(--radius);
  background-image: linear-gradient(180deg, rgba(43, 231, 224, 0.07), transparent 55%);
  background-color: var(--pv-card);
}

.page-privacy .privacy-split__col:last-child {
  border-top-color: var(--orange);
  background-image: linear-gradient(180deg, rgba(255, 122, 47, 0.07), transparent 55%);
}

.page-privacy .privacy-split__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .privacy-split__col:last-child .privacy-split__tag {
  color: var(--orange);
}

.page-privacy .privacy-split__col h3 {
  margin: 0.45rem 0 0;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--text);
}

.page-privacy .privacy-split__col .privacy-list {
  margin-top: 0.5rem;
}

/* ---------- 展开步骤 ---------- */
.page-privacy .privacy-steps {
  display: grid;
  gap: 0.55rem;
  margin-top: 1.25rem;
}

.page-privacy .privacy-step {
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: var(--pv-card);
  transition: border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-step[open] {
  border-color: rgba(43, 231, 224, 0.42);
}

.page-privacy .privacy-step > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-17);
  font-weight: 700;
  color: var(--text);
}

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

.page-privacy .privacy-step > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--cyan);
}

.page-privacy .privacy-step[open] > summary::after {
  content: "–";
}

.page-privacy .privacy-step__body {
  padding: 0.85rem 1rem 1rem;
  border-top: 1px solid var(--pv-line);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .privacy-step__body p {
  margin: 0 0 0.6rem;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
  max-width: 68ch;
}

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

/* ---------- 标识符说明 ---------- */
.page-privacy .privacy-keys {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-privacy .privacy-key {
  padding: 1rem 1.1rem;
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--rule);
  border-radius: var(--radius);
  background: var(--pv-card);
}

.page-privacy .privacy-key:first-child {
  border-left-color: var(--cyan);
}

.page-privacy .privacy-key:last-child {
  border-left-color: var(--orange);
}

.page-privacy .privacy-key__name {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.12em;
  color: var(--text);
}

.page-privacy .privacy-key__desc {
  margin: 0.5rem 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
  max-width: none;
}

/* ---------- 联系通道 ---------- */
.page-privacy .privacy-contact {
  margin-top: 1.25rem;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .privacy-contact__label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-privacy .privacy-contact__value {
  font-size: var(--fs-17);
  color: var(--text);
  word-break: break-word;
}

.page-privacy a.privacy-contact__value {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 231, 224, 0.42);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-privacy a.privacy-contact__value:hover {
  border-bottom-color: var(--cyan);
  color: var(--cyan-soft);
}

/* ---------- 延伸路径 ---------- */
.page-privacy .privacy-paths {
  padding: 2.5rem 0 3.5rem;
  border-top: 1px solid var(--pv-line);
  background: linear-gradient(180deg, rgba(21, 30, 48, 0.55), transparent 70%);
}

.page-privacy .privacy-paths__title {
  margin: 0.5rem 0 1.25rem;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-paths__grid {
  display: grid;
  gap: 0.75rem;
}

.page-privacy .privacy-path {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem 1.15rem;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: var(--pv-card);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-path:hover,
.page-privacy .privacy-path:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  background: rgba(43, 231, 224, 0.06);
}

.page-privacy .privacy-path__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .privacy-path__name {
  font-size: var(--fs-17);
  font-weight: 700;
}

.page-privacy .privacy-path__desc {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem 1.5rem;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-scenes,
  .page-privacy .privacy-split,
  .page-privacy .privacy-keys {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-use {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 3rem 0 3.75rem;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.95fr);
    gap: 3rem;
    align-items: center;
    margin-top: 2rem;
  }
}

@media (max-width: 1023px) {
  .page-privacy .privacy-toc__list {
    display: flex;
    gap: 0.25rem;
    overflow-x: auto;
    border-left: 0;
    border-bottom: 1px solid var(--pv-line);
    padding: 0 0 0.35rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .page-privacy .privacy-toc__list li {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-toc__list a {
    padding: 0.45rem 0.7rem;
    margin-left: 0;
    border-left: 0;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
  }

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

@media (min-width: 1024px) {
  .page-privacy .privacy-body {
    padding: 3.5rem 0 1.5rem;
  }

  .page-privacy .privacy-body__grid {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 5.5rem;
    align-self: start;
  }

  .page-privacy .privacy-sec {
    padding: 2.5rem 0;
  }
}

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

  .page-privacy .privacy-scene:hover,
  .page-privacy .privacy-path:hover,
  .page-privacy .privacy-path:focus-visible {
    transform: none;
  }
}