.page-privacy {
  --pr-ink: var(--ng-paper-ink);
  --pr-soft: rgba(34, 26, 22, .74);
  --pr-rule: rgba(34, 26, 22, .16);
  --pr-accent: #1B5D63;
  --pr-accent-soft: rgba(27, 93, 99, .12);
  background: var(--ng-void);
  color: var(--ng-white);
}

/* 首屏 */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 5vw, 3rem) 0 clamp(2.25rem, 6vw, 3.75rem);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(41, 242, 224, .16), transparent 62%),
    linear-gradient(180deg, var(--ng-void) 0%, var(--ng-panel) 100%);
  border-bottom: 1px solid var(--ng-hair);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -58%;
  width: min(640px, 78vw);
  height: 340px;
  background: linear-gradient(115deg, rgba(41, 242, 224, .18), rgba(255, 75, 43, .12) 68%, transparent);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-privacy .privacy-hero > .ng-shell {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .ng-breadcrumb {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .privacy-hero__title {
  margin: .5rem 0 0;
  font-family: var(--ng-font-display);
  font-size: clamp(34px, 6vw, 74px);
  line-height: 1.02;
  letter-spacing: -.015em;
  color: var(--ng-white);
}

.page-privacy .privacy-hero__lead {
  max-width: 62ch;
  margin: 1rem 0 0;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--ng-mist);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1.5rem;
}

/* 摘要 */
.page-privacy .privacy-summary {
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.page-privacy .privacy-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-privacy .privacy-card {
  position: relative;
  padding: 1.35rem 1.25rem 1.5rem;
  background: linear-gradient(160deg, rgba(14, 21, 28, .96), rgba(7, 10, 15, .96));
  border: 1px solid var(--ng-hair);
  border-radius: var(--ng-radius);
  transition: transform .25s ease, border-color .25s ease;
}

.page-privacy .privacy-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 38px;
  height: 2px;
  background: var(--ng-cyan);
}

.page-privacy .privacy-card:hover {
  transform: translateY(-3px);
  border-color: var(--ng-hair-hot);
}

.page-privacy .privacy-card__label {
  margin: 0;
  font-family: var(--ng-font-mono);
  font-size: .6875rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ng-cyan);
}

.page-privacy .privacy-card__title {
  margin: .6rem 0 .5rem;
  font-family: var(--ng-font-display);
  font-size: 1.2rem;
  line-height: 1.25;
  letter-spacing: .01em;
  color: var(--ng-white);
}

.page-privacy .privacy-card__text {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--ng-mist);
}

.page-privacy .privacy-figure {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--ng-hair);
  border-radius: var(--ng-radius);
  object-fit: cover;
}

.page-privacy .privacy-figure figcaption {
  margin-top: .75rem;
  font-family: var(--ng-font-mono);
  font-size: .75rem;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--ng-mist);
}

/* 正文两栏 */
.page-privacy .privacy-body {
  padding-top: 0;
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

.page-privacy .privacy-body__visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

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

.page-privacy .privacy-toc__label {
  margin: 0 0 .65rem;
  font-family: var(--ng-font-mono);
  font-size: .6875rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ng-cyan);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .1rem;
  border-left: 1px solid var(--ng-hair);
}

.page-privacy .privacy-toc__link {
  display: block;
  margin-left: -1px;
  padding: .5rem .9rem;
  border-left: 2px solid transparent;
  font-size: .875rem;
  line-height: 1.5;
  color: var(--ng-mist);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--ng-white);
  background: rgba(41, 242, 224, .06);
}

.page-privacy .privacy-toc__link[aria-current] {
  color: var(--ng-cyan);
  border-left-color: var(--ng-cyan);
}

.page-privacy .privacy-toc-m {
  border: 1px solid var(--ng-hair);
  border-radius: var(--ng-radius);
  background: var(--ng-panel);
}

.page-privacy .privacy-toc-m > summary {
  cursor: pointer;
  list-style: none;
  padding: .85rem 1rem;
  font-family: var(--ng-font-mono);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--ng-cyan);
}

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

.page-privacy .privacy-toc-m > summary::after {
  content: "＋";
  float: right;
  color: var(--ng-mist);
}

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

.page-privacy .privacy-toc-m .privacy-toc__list {
  border-left: 0;
  border-top: 1px solid var(--ng-hair);
  padding: .5rem 0;
}

.page-privacy .privacy-toc-m .privacy-toc__link {
  margin-left: 0;
  border-left: 2px solid transparent;
  padding: .55rem 1rem;
}

/* 奶油纸正文 */
.page-privacy .privacy-paper {
  background: var(--ng-paper);
  color: var(--pr-ink);
  border-radius: var(--ng-radius);
  padding: clamp(1.35rem, 4vw, 2.75rem);
  box-shadow: 0 28px 64px rgba(0, 0, 0, .42);
  border-top: 2px solid var(--ng-cyan);
}

.page-privacy .privacy-sec {
  padding-block: clamp(1.5rem, 3vw, 2.25rem);
  border-top: 1px solid var(--pr-rule);
}

.page-privacy .privacy-sec:first-child {
  padding-top: .25rem;
  border-top: 0;
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  margin-bottom: .85rem;
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-family: var(--ng-font-mono);
  font-size: .8125rem;
  letter-spacing: .1em;
  color: var(--pr-accent);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--ng-font-display);
  font-size: clamp(1.35rem, 3.4vw, 1.875rem);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--pr-ink);
}

.page-privacy .privacy-sec__text {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.88;
  color: var(--pr-soft);
}

.page-privacy .privacy-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .8rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.2rem;
  font-size: .9375rem;
  line-height: 1.82;
  color: var(--pr-soft);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: .42rem;
  height: .42rem;
  background: var(--pr-accent);
  transform: rotate(45deg);
}

.page-privacy .privacy-list strong {
  color: var(--pr-ink);
  font-weight: 600;
}

.page-privacy .privacy-paper a {
  color: #14525a;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(27, 93, 99, .5);
}

.page-privacy .privacy-paper a:hover {
  color: #0b3a41;
  text-decoration-color: #0b3a41;
}

.page-privacy .privacy-contact {
  margin-top: 1.1rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--pr-rule);
  border-left: 3px solid var(--pr-accent);
  background: var(--pr-accent-soft);
}

.page-privacy .privacy-contact__line {
  margin: 0 0 .5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: baseline;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--pr-ink);
}

.page-privacy .privacy-contact__key {
  flex: none;
  font-family: var(--ng-font-mono);
  font-size: .6875rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--pr-accent);
}

.page-privacy .privacy-contact__note {
  margin: 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--pr-soft);
}

/* 平板与桌面 */
@media (min-width: 640px) {
  .page-privacy .privacy-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 228px minmax(0, 1fr);
    grid-template-areas: "toc paper";
    gap: clamp(2rem, 4vw, 3.25rem);
  }

  .page-privacy .privacy-toc {
    display: block;
    grid-area: toc;
    position: sticky;
    top: 104px;
  }

  .page-privacy .privacy-toc-m {
    display: none;
  }

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

@media (min-width: 1024px) {
  .page-privacy .privacy-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

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

  .page-privacy .privacy-card:hover {
    transform: none;
  }
}