.page-privacy {
  --privacy-measure: 46rem;
  --privacy-toc-offset: 96px;
  display: block;
  background: var(--night);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border-bottom: 3px solid var(--line);
  background: var(--night);
  padding: clamp(28px, 5vw, 52px) 0 clamp(44px, 7vw, 88px);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: saturate(0.8);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(5, 11, 26, 0.5) 0%, rgba(5, 11, 26, 0.9) 72%, var(--night) 100%),
    repeating-linear-gradient(90deg, rgba(28, 58, 115, 0.32) 0 1px, transparent 1px 78px);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-hero__inner .breadcrumb {
  margin-bottom: clamp(6px, 1.4vw, 14px);
}

.page-privacy .privacy-hero .page-head__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-privacy .privacy-hero .page-head__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.6rem, 8vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--ice);
  margin: 0;
}

.page-privacy .privacy-hero .page-head__lede {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.75;
  color: var(--mist);
  max-width: 40em;
  margin: 0;
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: 1px;
  margin: clamp(14px, 2.5vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--edge);
  border: 2px solid var(--edge);
}

.page-privacy .privacy-hero__meta-item {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding: 12px 16px;
  background: var(--stand);
}

.page-privacy .privacy-hero__meta-key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-privacy .privacy-hero__meta-val {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--neon);
  word-break: break-all;
}

/* ---------- 条款索引 ---------- */

.page-privacy .privacy-toc {
  position: sticky;
  top: var(--privacy-toc-offset);
  z-index: 25;
  background: var(--stand);
  border-bottom: 2px solid var(--line);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__list::-webkit-scrollbar {
  display: none;
}

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

.page-privacy .privacy-toc__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 18px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.22s ease, background-color 0.22s ease;
}

.page-privacy .privacy-toc__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--neon);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.26s ease;
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--ice);
  background: var(--panel);
}

.page-privacy .privacy-toc__link:hover::after,
.page-privacy .privacy-toc__link:focus-visible::after {
  transform: scaleX(1);
}

.page-privacy .privacy-toc__no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--amber);
}

/* ---------- 正文窄栏 ---------- */

.page-privacy .privacy-body {
  padding-top: clamp(36px, 6vw, 76px);
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-privacy .privacy-clause {
  position: relative;
  border-left: 3px solid var(--edge);
  padding-left: clamp(16px, 3vw, 30px);
  scroll-margin-top: calc(var(--privacy-toc-offset) + 72px);
  transition: border-color 0.25s ease;
}

.page-privacy .privacy-clause:hover,
.page-privacy .privacy-clause:target {
  border-left-color: var(--neon);
}

.page-privacy .privacy-clause + .privacy-clause {
  margin-top: clamp(38px, 6vw, 68px);
}

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .privacy-clause__no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-privacy .privacy-clause__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ice);
  margin: 0;
}

.page-privacy .privacy-clause__body p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--mist);
  margin: 0 0 1em;
}

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

.page-privacy .privacy-clause__body strong {
  color: var(--ice);
  font-weight: 600;
}

.page-privacy .privacy-list {
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--neon);
}

.page-privacy .privacy-list--rights li::before {
  width: 6px;
  height: 6px;
  top: 0.6em;
  background: transparent;
  border: 2px solid var(--neon);
}

.page-privacy .side-note {
  border-left: 2px solid var(--amber);
  padding-left: 14px;
  color: var(--ice) !important;
  font-size: 0.9375rem !important;
}

/* ---------- 保留时长指示 ---------- */

.page-privacy .privacy-meter {
  display: grid;
  gap: 12px;
  margin-top: 22px;
  padding: 18px;
  background: var(--panel);
  border: 2px solid var(--edge);
}

.page-privacy .privacy-meter__row {
  display: grid;
  grid-template-columns: minmax(72px, auto) 1fr minmax(56px, auto);
  align-items: center;
  gap: 12px;
}

.page-privacy .privacy-meter__key {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--mist);
  white-space: nowrap;
}

.page-privacy .privacy-meter__bar {
  display: block;
  height: 8px;
  background: var(--stand);
  border: 1px solid var(--edge);
  overflow: hidden;
}

.page-privacy .privacy-meter__fill {
  display: block;
  height: 100%;
}

.page-privacy .privacy-meter__fill--green {
  background: var(--neon);
}

.page-privacy .privacy-meter__fill--amber {
  background: var(--amber);
}

.page-privacy .privacy-meter__val {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ice);
  text-align: right;
  white-space: nowrap;
}

/* ---------- 联系方式表 ---------- */

.page-privacy .privacy-contact {
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  background: var(--edge);
  border: 2px solid var(--edge);
  box-shadow: var(--shadow-hard);
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 4px 18px;
  padding: 16px 18px;
  background: var(--stand);
  transition: background-color 0.22s ease;
}

.page-privacy .privacy-contact__row:hover {
  background: var(--panel);
}

.page-privacy .privacy-contact__key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin: 0;
}

.page-privacy .privacy-contact__val {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ice);
  margin: 0;
  word-break: break-word;
}

.page-privacy .privacy-contact__val a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--neon-soft);
  transition: border-color 0.22s ease;
}

.page-privacy .privacy-contact__val a:hover,
.page-privacy .privacy-contact__val a:focus-visible {
  border-bottom-color: var(--neon);
}

.page-privacy .privacy-contact__val--mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--mist);
}

/* ---------- 延伸阅读 ---------- */

.page-privacy .privacy-related {
  margin-top: clamp(44px, 7vw, 80px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 3px solid var(--line);
}

.page-privacy .privacy-related .exhibit__no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-privacy .privacy-related__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  color: var(--ice);
  margin: 10px 0 18px;
}

.page-privacy .privacy-related__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border: 2px solid var(--edge);
}

.page-privacy .privacy-related__item {
  background: var(--night);
}

.page-privacy .privacy-related__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--ice);
  background: var(--night);
  transition: background-color 0.22s ease, color 0.22s ease;
}

.page-privacy .privacy-related__link:hover,
.page-privacy .privacy-related__link:focus-visible {
  background: var(--panel);
}

.page-privacy .privacy-related__no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-privacy .privacy-related__text {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.55;
}

.page-privacy .privacy-related__arrow {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--neon);
  transition: transform 0.22s ease;
}

.page-privacy .privacy-related__link:hover .privacy-related__arrow {
  transform: translateX(4px);
}

/* ---------- 返回顶部 ---------- */

.page-privacy .to-top {
  position: fixed;
  right: clamp(16px, 3vw, 34px);
  bottom: clamp(16px, 3vw, 34px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--night);
  background: var(--neon);
  border: 2px solid var(--night);
  box-shadow: 4px 4px 0 0 rgba(3, 7, 16, 0.92);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.24s ease, transform 0.24s ease, box-shadow 0.2s ease;
}

.page-privacy .to-top[data-visible="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.page-privacy .to-top:hover {
  box-shadow: 2px 2px 0 0 rgba(3, 7, 16, 0.92);
  transform: translate(2px, 2px);
}

.page-privacy .to-top__arrow {
  font-size: 0.875rem;
}

/* ---------- 入场显现（渐进增强） ---------- */

.page-privacy [data-reveal].is-visible {
  animation: privacy-rise 0.55s ease both;
}

@keyframes privacy-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal].is-visible {
    animation: none;
  }
  .page-privacy .privacy-toc__link::after,
  .page-privacy .privacy-related__arrow,
  .page-privacy .to-top {
    transition: none;
  }
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: minmax(88px, auto) 1fr;
    align-items: baseline;
    padding: 18px 22px;
  }

  .page-privacy .privacy-meter {
    padding: 22px 24px;
  }
}

@media (min-width: 960px) {
  .page-privacy {
    --privacy-measure: 44rem;
  }

  .page-privacy .privacy-hero {
    padding-top: clamp(40px, 5vw, 64px);
    padding-bottom: clamp(64px, 7vw, 104px);
  }

  .page-privacy .privacy-toc__list {
    overflow-x: visible;
  }

  .page-privacy .privacy-toc__link {
    padding: 18px 24px;
    font-size: 0.9375rem;
  }

  .page-privacy .privacy-clause__head {
    gap: 16px;
    margin-bottom: 18px;
  }
}

@media (max-width: 480px) {
  .page-privacy .privacy-hero__meta-item {
    padding: 10px 14px;
  }

  .page-privacy .privacy-toc__link {
    padding: 14px;
    font-size: 0.8125rem;
  }

  .page-privacy .privacy-related__link {
    grid-template-columns: auto 1fr;
    gap: 10px;
    padding: 14px;
  }

  .page-privacy .privacy-related__arrow {
    display: none;
  }

  .page-privacy .privacy-meter__row {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "key val"
      "bar bar";
    row-gap: 8px;
  }

  .page-privacy .privacy-meter__key {
    grid-area: key;
  }

  .page-privacy .privacy-meter__val {
    grid-area: val;
  }

  .page-privacy .privacy-meter__bar {
    grid-area: bar;
  }
}