.page-privacy {
  --pv-cut: 16px;
  --pv-line: rgba(16, 42, 67, .14);
  --pv-line-soft: rgba(16, 42, 67, .07);
  background: var(--yk-mist);
  color: var(--yk-ink);
  font-family: var(--yk-font-body);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding-block: 26px 34px;
  background:
    radial-gradient(115% 90% at 6% 0%, rgba(14, 124, 134, .18), transparent 62%),
    radial-gradient(70% 70% at 96% 10%, var(--yk-gold-veil), transparent 68%),
    linear-gradient(180deg, #edf5f6 0%, var(--yk-mist) 78%);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(97deg, rgba(16, 42, 67, .05) 0 1px, transparent 1px 11px);
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 84%);
  mask-image: linear-gradient(180deg, #000, transparent 84%);
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -58%;
  width: 72%;
  aspect-ratio: 1;
  border: 1px solid rgba(14, 124, 134, .18);
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(242, 183, 5, .12);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 20px 0 0;
  padding: 6px 12px;
  background: rgba(14, 124, 134, .10);
  border: 1px solid rgba(14, 124, 134, .26);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  font-family: var(--yk-font-num);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--yk-deep);
}

.page-privacy .pv-hero__kicker .yk-num {
  color: var(--yk-teal);
  font-weight: 700;
}

.page-privacy .pv-hero__title {
  margin: 18px 0 0;
  font-family: var(--yk-font-head);
  font-weight: 900;
  font-size: clamp(27px, 7.2vw, 46px);
  line-height: 1.14;
  letter-spacing: -.01em;
  max-width: 22ch;
}

.page-privacy .pv-hero__lead {
  margin: 16px 0 0;
  max-width: 42em;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--yk-ink-70);
}

.page-privacy .pv-hero__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--pv-line);
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.page-privacy .pv-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-privacy .pv-fact__num {
  font-family: var(--yk-font-num);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--yk-deep);
}

.page-privacy .pv-fact__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--yk-ink-55);
}

/* ---------- 通栏图 ---------- */
.page-privacy .pv-banner {
  margin: 0;
  position: relative;
  background: linear-gradient(90deg, var(--yk-teal), var(--yk-gold));
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
}

/* ---------- 主体网格 ---------- */
.page-privacy .pv-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: 34px 72px;
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  border-top: 1px solid var(--pv-line);
  padding-top: 14px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  font-family: var(--yk-font-num);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--yk-ink-55);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px 9px 11px;
  background: #fff;
  border: 1px solid var(--pv-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  color: var(--yk-ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .16s var(--yk-ease), background-color .16s var(--yk-ease), transform .16s var(--yk-ease);
}

.page-privacy .pv-toc__link .yk-num {
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--yk-teal);
}

.page-privacy .pv-toc__link:hover {
  border-color: var(--yk-teal);
  background: rgba(14, 124, 134, .07);
  transform: translateY(-1px);
}

.page-privacy .pv-toc__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--yk-ink-55);
  max-width: 30em;
}

/* ---------- 文档区 ---------- */
.page-privacy .pv-doc {
  min-width: 0;
  max-width: 46em;
}

.page-privacy .pv-sec {
  position: relative;
  padding-block: 30px 32px;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: calc(var(--yk-topbar-h) + 16px);
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--yk-teal) 0 2px, transparent 2px 16px);
  opacity: .38;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 55%);
  mask-image: linear-gradient(90deg, #000 0%, transparent 55%);
  pointer-events: none;
}

.page-privacy .pv-sec:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .pv-sec:first-child::before {
  display: none;
}

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

.page-privacy .pv-sec__no {
  flex: none;
  font-family: var(--yk-font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--yk-teal);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--yk-font-head);
  font-weight: 900;
  font-size: clamp(21px, 5vw, 30px);
  line-height: 1.22;
  letter-spacing: -.005em;
}

.page-privacy .pv-p {
  margin: 0 0 12px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--yk-ink-70);
}

.page-privacy .pv-p--tight {
  margin-top: 20px;
}

.page-privacy .pv-doc a {
  color: var(--yk-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .pv-doc a:hover {
  color: var(--yk-teal);
}

/* ---------- 三类信息 ---------- */
.page-privacy .pv-kinds {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-kind {
  --pv-accent: var(--yk-teal);
  position: relative;
  padding: 18px 17px 16px;
  background: #fff;
  border: 1px solid var(--pv-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pv-cut)), calc(100% - var(--pv-cut)) 100%, 0 100%);
}

.page-privacy .pv-kind--behav { --pv-accent: var(--yk-gold); }
.page-privacy .pv-kind--dev { --pv-accent: var(--yk-glow); }

.page-privacy .pv-kind::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 3px;
  background: var(--pv-accent);
}

.page-privacy .pv-kind__tag {
  display: inline-block;
  font-family: var(--yk-font-num);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--yk-ink);
  padding: 3px 9px;
  border: 1px solid var(--pv-accent);
  background: rgba(255, 255, 255, .65);
}

.page-privacy .pv-kind__desc {
  margin: 11px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--yk-ink-55);
}

.page-privacy .pv-kind__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .pv-kind__list li {
  position: relative;
  padding-left: 15px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--yk-ink);
}

.page-privacy .pv-kind__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--pv-accent);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

/* ---------- 用途 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-privacy .pv-use {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-top: 1px dashed var(--pv-line);
}

.page-privacy .pv-use:first-child {
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-use__title {
  margin: 0;
  font-family: var(--yk-font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: -.005em;
}

.page-privacy .pv-use__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yk-ink-70);
}

.page-privacy .pv-bound {
  margin: 20px 0 0;
  padding: 13px 16px;
  border-left: 3px solid var(--yk-gold);
  background: rgba(242, 183, 5, .08);
  font-size: 15px;
  line-height: 1.78;
  color: var(--yk-ink);
}

/* ---------- 本地存储 ---------- */
.page-privacy .pv-notes {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yk-ink-70);
}

.page-privacy .pv-notes li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .68em;
  width: 8px;
  height: 1.75px;
  background: var(--yk-teal);
}

.page-privacy .pv-notes strong {
  color: var(--yk-ink);
  font-weight: 700;
}

.page-privacy .pv-fold {
  margin: 20px 0 0;
  border: 1px solid var(--pv-line);
  background: #fff;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pv-cut)), calc(100% - var(--pv-cut)) 100%, 0 100%);
}

.page-privacy .pv-fold > summary {
  cursor: pointer;
  padding: 13px 17px;
  font-size: 15px;
  font-weight: 600;
  color: var(--yk-deep);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.page-privacy .pv-fold > summary::before {
  content: "+";
  font-family: var(--yk-font-num);
  font-size: 15px;
  color: var(--yk-teal);
  line-height: 1;
}

.page-privacy .pv-fold[open] > summary::before {
  content: "–";
}

.page-privacy .pv-fold__body {
  padding: 0 17px 15px;
  border-top: 1px solid var(--pv-line-soft);
}

.page-privacy .pv-fold__body p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yk-ink-70);
}

/* ---------- 共享与期限 ---------- */
.page-privacy .pv-share {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-privacy .pv-share li {
  padding-left: 14px;
  border-left: 2px solid var(--yk-gray);
}

.page-privacy .pv-share__title {
  margin: 0;
  font-family: var(--yk-font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
}

.page-privacy .pv-share__desc {
  margin: 5px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--yk-ink-70);
}

.page-privacy .pv-terms {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-privacy .pv-term__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  margin-bottom: 8px;
}

.page-privacy .pv-term__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--yk-ink);
}

.page-privacy .pv-term__val {
  font-family: var(--yk-font-num);
  font-size: 12.5px;
  color: var(--yk-ink-55);
}

.page-privacy .pv-term__track {
  display: block;
  height: 8px;
  background: var(--yk-gray);
  overflow: hidden;
}

.page-privacy .pv-term__bar {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--yk-teal), var(--yk-glow));
  transition: width .6s var(--yk-ease);
}

.page-privacy .pv-term--gold .pv-term__bar {
  background: linear-gradient(90deg, var(--yk-deep), var(--yk-gold));
}

/* ---------- 权利 ---------- */
.page-privacy .pv-rights {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-privacy .pv-right {
  position: relative;
  padding: 16px 16px 15px;
  background: #fff;
  border: 1px solid var(--pv-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-privacy .pv-right::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 40px;
  background: var(--yk-teal);
}

.page-privacy .pv-right__no {
  font-family: var(--yk-font-num);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--yk-teal);
}

.page-privacy .pv-right__title {
  margin: 6px 0 0;
  font-family: var(--yk-font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
}

.page-privacy .pv-right__desc {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--yk-ink-70);
}

/* ---------- 联系 ---------- */
.page-privacy .pv-contact {
  position: relative;
  margin: 22px 0 0;
  padding: 24px 20px 22px;
  color: var(--yk-mist);
  background-color: var(--yk-ink);
  background-image:
    radial-gradient(90% 120% at 100% 0%, rgba(14, 124, 134, .55), transparent 62%),
    repeating-linear-gradient(96deg, rgba(255, 255, 255, .05) 0 1px, transparent 1px 12px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-privacy .pv-contact__title {
  margin: 0;
  font-family: var(--yk-font-head);
  font-weight: 900;
  font-size: clamp(18px, 4.6vw, 22px);
  line-height: 1.32;
  color: #fff;
}

.page-privacy .pv-contact__list {
  margin: 16px 0 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-contact__row {
  display: grid;
  gap: 3px;
  padding-top: 12px;
  border-top: 1px solid rgba(95, 201, 214, .28);
}

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

.page-privacy .pv-contact__label {
  font-family: var(--yk-font-num);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--yk-glow);
}

.page-privacy .pv-contact__value {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: #fff;
  word-break: break-word;
}

.page-privacy .pv-contact__value a {
  color: #fff;
  text-decoration-color: rgba(95, 201, 214, .7);
}

.page-privacy .pv-contact__value a:hover {
  color: var(--yk-glow);
}

.page-privacy .pv-contact__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(247, 250, 251, .78);
}

.page-privacy .pv-contact__foot a {
  color: var(--yk-glow);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-legal {
  margin: 22px 0 0;
  font-family: var(--yk-font-num);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--yk-ink-55);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-privacy .pv-use {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

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

  .page-privacy .pv-share {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 26px;
  }

  .page-privacy .pv-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-contact__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 30px;
  }

  .page-privacy .pv-contact__row:nth-child(2) {
    border-top: 0;
    padding-top: 0;
  }
}

@media (min-width: 1040px) {
  .page-privacy .pv-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-block: 48px 92px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--yk-topbar-h) + 24px);
  }

  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-toc__link {
    width: 100%;
    justify-content: flex-start;
    padding: 10px 8px 10px 13px;
    background: transparent;
    border: 0;
    border-left: 2px solid var(--pv-line-soft);
    clip-path: none;
    white-space: normal;
    border-radius: 0;
    font-size: 14.5px;
    color: var(--yk-ink-70);
  }

  .page-privacy .pv-toc__link:hover {
    background: rgba(14, 124, 134, .07);
    border-left-color: var(--yk-teal);
    color: var(--yk-ink);
    transform: none;
  }

  .page-privacy .pv-toc__link:focus-visible {
    border-left-color: var(--yk-gold);
  }

  .page-privacy .pv-doc {
    max-width: 48em;
  }

  .page-privacy .pv-hero {
    padding-block: 34px 52px;
  }

  .page-privacy .pv-banner img {
    aspect-ratio: 16 / 5;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-term__bar {
    transition: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
  }

  .page-privacy .pv-toc,
  .page-privacy .pv-banner,
  .page-privacy .pv-hero::before,
  .page-privacy .pv-hero::after {
    display: none !important;
  }

  .page-privacy .pv-hero {
    background: none;
    padding: 0 0 14px;
  }

  .page-privacy .pv-body {
    display: block;
    padding: 0;
  }

  .page-privacy .pv-doc {
    max-width: none;
  }

  .page-privacy .pv-sec {
    padding-block: 14px;
    page-break-inside: avoid;
  }

  .page-privacy .pv-kind,
  .page-privacy .pv-right,
  .page-privacy .pv-fold {
    background: #fff;
    border: 1px solid #9aa7b1;
    clip-path: none;
  }

  .page-privacy .pv-contact {
    background: #fff;
    background-image: none;
    color: #000;
    border: 1px solid #9aa7b1;
    clip-path: none;
  }

  .page-privacy .pv-contact__title,
  .page-privacy .pv-contact__value,
  .page-privacy .pv-contact__value a,
  .page-privacy .pv-contact__foot {
    color: #000;
  }

  .page-privacy .pv-contact__label {
    color: #335;
  }

  .page-privacy .pv-doc a {
    color: #000;
  }
}

.page-privacy {
  --w: 1rem;
}