.page-privacy {
  --prv-divider: rgba(198, 208, 217, 0.78);
  --prv-hair: rgba(10, 31, 51, 0.09);
  --prv-text: #33506A;
  background-color: var(--fog);
  color: var(--abyss);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(2.75rem, 8vw, 5.5rem));
  padding-bottom: clamp(2.75rem, 7vw, 4.75rem);
  background-color: var(--abyss);
  background-image:
    radial-gradient(118% 92% at 88% 10%, rgba(31, 224, 208, 0.17), transparent 62%),
    radial-gradient(92% 82% at 4% 98%, rgba(255, 106, 61, 0.13), transparent 60%),
    repeating-linear-gradient(24deg, rgba(31, 224, 208, 0.055) 0 1px, transparent 1px 22px);
  color: var(--paper);
}

.page-privacy .privacy-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 3.5rem);
  align-items: center;
}

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

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: 1.1rem;
  font-size: 0.78rem;
  color: rgba(245, 248, 250, 0.55);
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-hero .kicker {
  color: var(--mist);
}

.page-privacy .privacy-hero__title {
  margin: 0.85rem 0 0;
  font-size: clamp(2rem, 6.2vw, 3.5rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .privacy-hero .lede {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 2.1vw, 1.125rem);
  line-height: 1.8;
  color: rgba(245, 248, 250, 0.82);
}

.page-privacy .privacy-hero__meta {
  margin: 1.35rem 0 0;
  font-size: 0.73rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-hero__media {
  margin: 0;
  border: 1px solid rgba(31, 224, 208, 0.32);
  background-color: var(--void);
}

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

/* ---------- 文档双栏 ---------- */
.page-privacy .privacy-doc {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.25rem);
  padding-block: clamp(2.5rem, 7vw, 4.75rem) clamp(3rem, 8vw, 5.5rem);
}

.page-privacy .privacy-toc {
  align-self: start;
  padding: 1.35rem 1.15rem 1.25rem;
  background-color: var(--abyss);
  background-image: repeating-linear-gradient(24deg, rgba(31, 224, 208, 0.06) 0 1px, transparent 1px 18px);
  border: 1px solid rgba(31, 224, 208, 0.2);
  clip-path: polygon(
    var(--notch) 0,
    100% 0,
    100% calc(100% - var(--notch)),
    calc(100% - var(--notch)) 100%,
    0 100%,
    0 var(--notch)
  );
}

.page-privacy .privacy-toc__label {
  margin: 0 0 0.9rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.4rem;
  align-items: start;
  padding: 0.6rem 0.6rem 0.6rem 0.85rem;
  border-left: 2px solid rgba(255, 255, 255, 0.15);
  color: rgba(245, 248, 250, 0.68);
  font-size: 0.9rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--speed) var(--ease), border-color var(--speed) var(--ease),
    background-color var(--speed) var(--ease);
}

.page-privacy .privacy-toc__link:hover {
  color: var(--paper);
  border-left-color: rgba(31, 224, 208, 0.6);
  background-color: rgba(31, 224, 208, 0.07);
}

.page-privacy .privacy-toc__link.is-current,
.page-privacy .privacy-toc__link[aria-current="location"] {
  color: var(--paper);
  border-left-color: var(--cyan);
  background-color: rgba(31, 224, 208, 0.13);
}

.page-privacy .privacy-toc__num {
  font-size: 0.72rem;
  color: rgba(198, 208, 217, 0.72);
  padding-top: 0.14rem;
}

.page-privacy .privacy-toc__link.is-current .privacy-toc__num {
  color: var(--coral);
}

.page-privacy .privacy-toc__foot {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(198, 208, 217, 0.2);
}

.page-privacy .privacy-toc__top {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--speed) var(--ease);
}

.page-privacy .privacy-toc__top:hover {
  color: var(--coral);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  min-width: 0;
  max-width: 74ch;
}

.page-privacy .privacy-sec {
  padding-block: clamp(1.9rem, 5vw, 2.75rem);
  border-top: 1px solid var(--prv-divider);
}

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

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.85rem 1.15rem;
  background-color: var(--abyss);
  color: var(--paper);
  clip-path: polygon(
    var(--notch) 0,
    100% 0,
    100% calc(100% - var(--notch)),
    calc(100% - var(--notch)) 100%,
    0 100%,
    0 var(--notch)
  );
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-sec__body {
  margin-top: 1.35rem;
  display: grid;
  gap: 1rem;
}

.page-privacy .privacy-sec__body > p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--prv-text);
}

.page-privacy .privacy-sec__body a {
  color: var(--coral);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec__body a:hover {
  color: var(--abyss);
}

/* 卡片 */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
}

.page-privacy .privacy-card {
  padding: 1.05rem 1.15rem;
  background-color: var(--paper);
  border: 1px solid var(--prv-hair);
  border-left: 3px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-privacy .privacy-card__k {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--coral);
}

.page-privacy .privacy-card__v {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--prv-text);
}

/* 用途条目 */
.page-privacy .privacy-uses {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.page-privacy .privacy-uses__item {
  padding-left: 0.95rem;
  border-left: 2px solid rgba(79, 124, 91, 0.6);
}

.page-privacy .privacy-uses__k {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-weight: 900;
  color: var(--abyss);
}

.page-privacy .privacy-uses__item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--prv-text);
}

/* 菱形要点列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--prv-text);
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  background-color: var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .privacy-list strong {
  margin-right: 0.3rem;
  font-weight: 900;
  color: var(--abyss);
}

/* 步骤 */
.page-privacy .privacy-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-privacy .privacy-steps__item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 1rem 1.1rem;
  background-color: var(--paper);
  border: 1px solid var(--prv-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-privacy .privacy-steps__num {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--coral);
}

.page-privacy .privacy-steps__k {
  margin: 0 0 0.28rem;
  font-size: 0.98rem;
  font-weight: 900;
  color: var(--abyss);
}

.page-privacy .privacy-steps__d {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--prv-text);
}

/* 术语气泡 */
.page-privacy .privacy-term {
  position: relative;
  color: var(--abyss);
  font-weight: 600;
  border-bottom: 1px dashed rgba(255, 106, 61, 0.65);
  cursor: help;
}

.page-privacy .privacy-term::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 0.55rem);
  z-index: 20;
  width: max-content;
  max-width: min(248px, 72vw);
  padding: 0.6rem 0.78rem;
  background-color: var(--abyss);
  color: var(--mist);
  border-left: 2px solid var(--coral);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.6;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 180ms var(--ease), transform 180ms var(--ease), visibility 180ms;
  pointer-events: none;
}

.page-privacy .privacy-term:hover::after,
.page-privacy .privacy-term:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 页底通栏 ---------- */
.page-privacy .privacy-foot {
  padding-block: clamp(2.5rem, 7vw, 4.5rem);
  background-color: var(--abyss);
  background-image: repeating-linear-gradient(24deg, rgba(31, 224, 208, 0.055) 0 1px, transparent 1px 20px);
  color: var(--paper);
}

.page-privacy .privacy-foot__inner {
  display: grid;
  gap: 1.05rem;
  max-width: 720px;
}

.page-privacy .privacy-foot .kicker {
  color: var(--mist);
}

.page-privacy .privacy-foot__title {
  margin: 0;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-privacy .privacy-foot__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(245, 248, 250, 0.8);
}

.page-privacy .privacy-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.page-privacy .privacy-foot__meta {
  margin: 1.1rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(198, 208, 217, 0.22);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.page-privacy .privacy-foot__meta dt {
  margin-bottom: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-foot__meta dd {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(245, 248, 250, 0.9);
  overflow-wrap: anywhere;
}

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

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

@media (min-width: 860px) {
  .page-privacy .privacy-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

@media (min-width: 940px) {
  .page-privacy .privacy-doc {
    grid-template-columns: minmax(0, 264px) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4.25rem);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.75rem);
  }
}

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

@media print {
  .page-privacy {
    background-color: #ffffff;
    color: #000000;
  }

  .page-privacy .privacy-hero {
    background-image: none;
    background-color: #ffffff;
    color: #000000;
    padding-top: 0;
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-hero .lede,
  .page-privacy .privacy-hero .breadcrumb,
  .page-privacy .privacy-hero__meta {
    color: #000000;
  }

  .page-privacy .privacy-hero__media,
  .page-privacy .privacy-toc,
  .page-privacy .privacy-foot__actions {
    display: none;
  }

  .page-privacy .privacy-sec,
  .page-privacy .privacy-steps__item,
  .page-privacy .privacy-card {
    break-inside: avoid;
  }

  .page-privacy .privacy-foot {
    background-image: none;
    background-color: #ffffff;
    color: #000000;
  }

  .page-privacy .privacy-foot__title,
  .page-privacy .privacy-foot__text,
  .page-privacy .privacy-foot__meta dd {
    color: #000000;
  }
}