.page-privacy {
  --priv-gap: clamp(1.25rem, 3.5vw, 2.5rem);
  --priv-edge: var(--ky-line);
  --priv-body-max: 64ch;
  position: relative;
  overflow-x: clip;
  background:
    radial-gradient(circle at 8% 0%, rgba(20, 59, 56, 0.55), transparent 46%),
    radial-gradient(circle at 92% 14%, rgba(30, 27, 51, 0.55), transparent 52%),
    radial-gradient(circle at 50% 96%, rgba(43, 26, 18, 0.85), transparent 60%),
    var(--ky-night);
  color: var(--ky-paper);
  font-family: var(--ky-sans);
  font-size: 1rem;
  line-height: 1.75;
}

.page-privacy *,
.page-privacy *::before,
.page-privacy *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  border-bottom: 1px solid var(--priv-edge);
  background-image:
    linear-gradient(to right, var(--ky-line-cool) 1px, transparent 1px),
    linear-gradient(to bottom, var(--ky-line-cool) 1px, transparent 1px);
  background-size: 84px 84px;
  background-position: -1px -1px;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(26, 17, 12, 0.15), rgba(26, 17, 12, 0.9) 92%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--priv-gap);
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2.25rem, 5vw, 3.75rem);
}

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

.page-privacy .privacy-hero__title {
  margin: 0.75rem 0 1rem;
  font-family: var(--ky-serif);
  font-weight: 700;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--ky-paper);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: rgba(243, 231, 211, 0.82);
}

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

.page-privacy .privacy-chip {
  font-family: var(--ky-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ky-coord);
  background: rgba(20, 59, 56, 0.42);
  border: 1px solid var(--ky-line-cool);
  border-radius: 999px;
  padding: 0.24rem 0.72rem;
}

.page-privacy .privacy-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--ky-r-lg);
  border: 1px solid var(--priv-edge);
  background: linear-gradient(140deg, var(--ky-brown), var(--ky-jade));
  aspect-ratio: 16 / 11;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.88;
}

.page-privacy .privacy-hero__cap {
  position: absolute;
  left: 0.9rem;
  bottom: 0.9rem;
  font-family: var(--ky-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ky-gold);
  background: rgba(26, 17, 12, 0.78);
  border: 1px solid var(--priv-edge);
  border-radius: var(--ky-r);
  padding: 0.22rem 0.6rem;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3.25rem);
  padding-block: clamp(1.75rem, 4.5vw, 3rem) clamp(3rem, 7vw, 5rem);
}

/* ---------- 索引 ---------- */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--priv-edge);
  padding-top: 1rem;
}

.page-privacy .privacy-toc__title {
  margin: 0;
  font-family: var(--ky-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ky-gold);
}

.page-privacy .privacy-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

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

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.2rem 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: rgba(243, 231, 211, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--ky-gold);
  border-bottom-color: var(--priv-edge);
  outline: none;
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--ky-coord);
  outline-offset: 3px;
}

.page-privacy .privacy-toc__num {
  font-family: var(--ky-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ky-gold);
}

.page-privacy .privacy-toc__note {
  margin: 1rem 0 0;
  font-family: var(--ky-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ky-gray);
}

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

.page-privacy .privacy-clause {
  padding-block: clamp(1.5rem, 3.5vw, 2.25rem);
  border-top: 1px solid var(--priv-edge);
  scroll-margin-top: 8rem;
}

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

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.page-privacy .privacy-clause__num {
  flex: none;
  font-family: var(--ky-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--ky-gold);
  border: 1px solid var(--priv-edge);
  border-radius: var(--ky-r);
  padding: 0.1rem 0.45rem;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.page-privacy .privacy-clause:target .privacy-clause__num {
  background: var(--ky-gold);
  border-color: var(--ky-gold);
  color: var(--ky-night);
}

.page-privacy .privacy-clause__title {
  margin: 0;
  font-family: var(--ky-serif);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.8vw, 1.6rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ky-paper);
}

.page-privacy .privacy-clause__body {
  max-width: var(--priv-body-max);
  font-size: 0.98rem;
  line-height: 1.85;
  color: rgba(243, 231, 211, 0.86);
}

.page-privacy .privacy-clause__body p {
  margin: 0 0 1rem;
}

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

.page-privacy .privacy-clause__body a {
  color: var(--ky-coord);
  text-decoration: none;
  border-bottom: 1px solid var(--ky-line-cool);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-clause__body a:hover,
.page-privacy .privacy-clause__body a:focus-visible {
  color: var(--ky-gold);
  border-bottom-color: var(--ky-gold);
}

.page-privacy .privacy-clause__body a:focus-visible {
  outline: 2px solid var(--ky-coord);
  outline-offset: 2px;
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list:first-child {
  margin-top: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.35rem;
  line-height: 1.75;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.42rem;
  height: 0.42rem;
  background: var(--ky-coord);
  transform: rotate(45deg);
}

.page-privacy .privacy-list strong {
  font-weight: 500;
  color: var(--ky-paper);
}

/* ---------- 信息卡片 ---------- */
.page-privacy .privacy-info {
  display: grid;
  gap: 0.7rem;
  margin: 1.25rem 0;
}

.page-privacy .privacy-info__item {
  padding: 0.95rem 1rem;
  border: 1px solid var(--ky-line-cool);
  border-radius: var(--ky-r);
  background: linear-gradient(160deg, rgba(20, 59, 56, 0.42), rgba(30, 27, 51, 0.3));
  border-left: 2px solid var(--ky-gold);
}

.page-privacy .privacy-info__title {
  margin: 0 0 0.35rem;
  font-family: var(--ky-serif);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--ky-gold);
}

.page-privacy .privacy-info__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: rgba(243, 231, 211, 0.84);
}

/* ---------- 联系区块 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  gap: 1rem;
  margin: 1.25rem 0 1rem;
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid var(--priv-edge);
  border-radius: var(--ky-r);
  background: linear-gradient(180deg, rgba(74, 23, 32, 0.45), rgba(43, 26, 18, 0.62));
}

.page-privacy .privacy-contact__item {
  min-width: 0;
  border-top: 1px solid var(--ky-line-cool);
  padding-top: 0.7rem;
}

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

.page-privacy .privacy-contact__label {
  display: block;
  margin-bottom: 0.22rem;
  font-family: var(--ky-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ky-gold);
}

.page-privacy .privacy-contact__value {
  display: block;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--ky-paper);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-contact__note {
  margin: 0 0 0.75rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(243, 231, 211, 0.72);
}

.page-privacy .privacy-version {
  margin: 0;
  font-family: var(--ky-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--ky-gray);
}

.page-privacy .privacy-version a {
  color: var(--ky-coord);
  text-decoration: none;
  border-bottom: 1px solid var(--ky-line-cool);
}

.page-privacy .privacy-version a:hover {
  color: var(--ky-gold);
}

/* ---------- 渐显 ---------- */
.page-privacy .ky-js .privacy-clause[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-privacy .ky-js .privacy-clause[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-info {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-privacy .privacy-contact__item {
    border-top: 0;
    padding-top: 0;
    border-left: 1px solid var(--ky-line-cool);
    padding-left: 0.9rem;
  }

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

@media (min-width: 860px) {
  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-privacy .privacy-hero__figure {
    aspect-ratio: 16 / 13;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: 240px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 7.5rem;
    border-top: 0;
    border-left: 1px solid var(--priv-edge);
    padding: 0.2rem 0 0 1.05rem;
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 0.1rem;
  }

  .page-privacy .privacy-toc__link {
    font-size: 0.9rem;
  }
}

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

  .page-privacy .ky-js .privacy-clause[data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}