.page-privacy {
  --priv-accent-line: 2px;
}

.page-privacy .priv-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(26px, 4.6vw, 60px) clamp(18px, 3vw, 34px);
}

.page-privacy .priv-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: min(560px, 66%);
  height: 320px;
  background: linear-gradient(135deg, rgba(233, 180, 76, .16), rgba(79, 163, 199, .05) 62%, transparent);
  transform: rotate(-6deg);
  transform-origin: right bottom;
  pointer-events: none;
  z-index: 0;
}

.page-privacy .priv-hero .wk-shell {
  position: relative;
  z-index: 1;
}

.page-privacy .priv-hero .wk-breadcrumb a {
  color: var(--wk-mist);
  text-decoration: none;
  font-family: var(--wk-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-privacy .priv-hero .wk-breadcrumb a:hover,
.page-privacy .priv-hero .wk-breadcrumb a:focus-visible {
  color: var(--wk-gold-hi);
}

.page-privacy .priv-hero__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.6vw, 44px);
  margin-top: clamp(16px, 2.4vw, 28px);
}

.page-privacy .priv-hero__copy .wk-lead {
  max-width: 46ch;
  color: var(--wk-white);
  opacity: .84;
}

.page-privacy .priv-hero__index {
  border-radius: 3px;
  border-left: var(--priv-accent-line) solid var(--wk-gold);
  padding: 18px 20px 16px;
}

.page-privacy .priv-index__title {
  margin: 0 0 12px;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--wk-mist);
}

.page-privacy .priv-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .priv-index__list a {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px 8px 0;
  color: var(--wk-white);
  text-decoration: none;
  font-size: 15px;
  border-bottom: 1px solid var(--wk-hair-soft);
  transition: color .2s var(--wk-ease), transform .2s var(--wk-ease);
}

.page-privacy .priv-index__list li:last-child a {
  border-bottom: 0;
}

.page-privacy .priv-index__list a:hover,
.page-privacy .priv-index__list a:focus-visible {
  color: var(--wk-gold-hi);
  transform: translateX(4px);
}

.page-privacy .priv-index__list .wk-mono {
  color: var(--wk-gold);
  font-size: 13px;
}

.page-privacy .priv-band {
  padding-block: clamp(18px, 2.6vw, 30px);
}

.page-privacy .priv-band__inner {
  display: grid;
  gap: 10px;
}

.page-privacy .priv-band__frame {
  border: 1px solid var(--wk-hair);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--wk-shadow);
}

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

.page-privacy .priv-band__cap {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--wk-mist);
}

.page-privacy .priv-band__cap .wk-mono {
  color: var(--wk-gold);
  font-size: 12px;
  letter-spacing: .1em;
  padding: 2px 7px;
  border: 1px solid var(--wk-hair);
  border-radius: 2px;
}

.page-privacy .priv-sec {
  padding-block: clamp(38px, 5.6vw, 84px);
}

.page-privacy .priv-sec__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3.4vw, 40px);
}

.page-privacy .priv-sec__head .wk-h2,
.page-privacy .priv-usage__head .wk-h2 {
  margin-bottom: 12px;
}

.page-privacy .wk-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--wk-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--wk-mist);
  margin: 0 0 12px;
}

.page-privacy .wk-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--wk-gold);
}

.page-privacy .priv-sec__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--wk-mist);
  max-width: 44ch;
}

/* ---------- 可展开信息类别 ---------- */

.page-privacy .priv-expand {
  display: grid;
  gap: 10px;
}

.page-privacy .priv-item {
  background: linear-gradient(160deg, rgba(20, 26, 34, .96), rgba(11, 14, 18, .96));
  border: 1px solid var(--wk-hair-soft);
  border-left: var(--priv-accent-line) solid var(--wk-line);
  border-radius: 2px;
  transition: border-color .24s var(--wk-ease), background .24s var(--wk-ease);
}

.page-privacy .priv-item:hover,
.page-privacy .priv-item:focus-within {
  border-left-color: var(--wk-gold);
  background: linear-gradient(160deg, rgba(24, 31, 41, .98), rgba(11, 14, 18, .98));
}

.page-privacy .wk-expand__head {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

.page-privacy .priv-item .wk-expand__btn {
  width: 100%;
  display: grid;
  grid-template-columns: 46px 1fr 24px;
  align-items: center;
  gap: 12px;
  padding: 18px 18px;
  background: none;
  border: 0;
  color: var(--wk-white);
  text-align: left;
  font: inherit;
  cursor: pointer;
  transition: color .2s var(--wk-ease);
}

.page-privacy .priv-item .wk-expand__btn:hover,
.page-privacy .priv-item .wk-expand__btn:focus-visible {
  color: var(--wk-gold-hi);
}

.page-privacy .wk-expand__idx {
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--wk-gold);
}

.page-privacy .wk-expand__label {
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-privacy .wk-expand__sign {
  justify-self: end;
  width: 20px;
  height: 20px;
  position: relative;
  color: var(--wk-mist);
}

.page-privacy .wk-expand__sign::before,
.page-privacy .wk-expand__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: opacity .18s var(--wk-ease), transform .18s var(--wk-ease);
}

.page-privacy .wk-expand__sign::before {
  width: 14px;
  height: 1.5px;
}

.page-privacy .wk-expand__sign::after {
  width: 1.5px;
  height: 14px;
}

.page-privacy .wk-expand__btn[aria-expanded="true"] .wk-expand__sign::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(.2);
}

.page-privacy .wk-expand__btn[aria-expanded="true"] .wk-expand__sign {
  color: var(--wk-gold);
}

.page-privacy .priv-item .wk-expand__panel {
  display: block;
}

.page-privacy .priv-item .wk-expand__panel[hidden] {
  display: none;
}

.page-privacy .priv-item .wk-expand__inner {
  padding: 0 18px 22px 76px;
  border-top: 1px dashed var(--wk-hair-soft);
  padding-top: 18px;
}

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

.page-privacy .priv-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--wk-white);
  opacity: .88;
}

.page-privacy .priv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1.5px;
  background: var(--wk-sky);
}

.page-privacy .priv-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wk-mist);
  padding-left: 18px;
  border-left: 2px solid var(--wk-hair);
}

/* ---------- 用途主题带 ---------- */

.page-privacy .priv-usage {
  padding-block: clamp(40px, 6vw, 86px);
}

.page-privacy .priv-usage__head {
  max-width: 62ch;
}

.page-privacy .priv-flow {
  display: block;
  width: 100%;
  height: auto;
  max-width: 880px;
  margin: clamp(10px, 2vw, 26px) auto clamp(20px, 3vw, 38px);
}

.page-privacy .priv-flow__node circle {
  transition: r .24s var(--wk-ease), stroke-width .24s var(--wk-ease);
}

.page-privacy .priv-flow__node:hover circle {
  stroke-width: 3;
}

.page-privacy .priv-flow__legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-privacy .priv-flow__legend-item {
  padding-top: 16px;
  border-top: 1px solid var(--wk-hair-soft);
}

.page-privacy .priv-flow__num {
  display: block;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--wk-gold);
  margin-bottom: 8px;
}

.page-privacy .priv-flow__legend-item .wk-h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
}

.page-privacy .priv-flow__legend-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--wk-mist);
}

/* ---------- 保存期限 ---------- */

.page-privacy .priv-retention {
  display: grid;
  border-top: 1px solid var(--wk-hair-soft);
}

.page-privacy .priv-retention__row {
  display: grid;
  grid-template-columns: 46px 1fr auto;
  align-items: start;
  gap: 12px 14px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid var(--wk-hair-soft);
}

.page-privacy .priv-retention__num {
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--wk-gold);
  padding-top: 3px;
}

.page-privacy .priv-retention__body .wk-h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.page-privacy .priv-retention__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--wk-mist);
  max-width: 58ch;
}

.page-privacy .priv-retention__meta {
  align-self: center;
  white-space: nowrap;
}

.page-privacy .priv-guard {
  margin-top: clamp(26px, 3.6vw, 44px);
  padding: clamp(20px, 2.6vw, 30px);
  border-radius: 3px;
  border-left: var(--priv-accent-line) solid var(--wk-sky);
}

.page-privacy .priv-guard__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .priv-guard__list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--wk-white);
  opacity: .9;
}

.page-privacy .priv-guard__list .wk-mono {
  color: var(--wk-sky);
  font-size: 13px;
  padding-top: 3px;
}

/* ---------- 权利操作 ---------- */

.page-privacy .priv-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
}

.page-privacy .priv-actions__item {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  background: linear-gradient(150deg, rgba(20, 26, 34, .95), rgba(11, 14, 18, .95));
  border: 1px solid var(--wk-hair-soft);
  border-radius: 2px;
  transition: transform .24s var(--wk-ease), border-color .24s var(--wk-ease);
}

.page-privacy .priv-actions__item::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--wk-gold), rgba(79, 163, 199, .7));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--wk-ease);
}

.page-privacy .priv-actions__item:hover {
  transform: translateY(-3px);
  border-color: var(--wk-hair);
}

.page-privacy .priv-actions__item:hover::after,
.page-privacy .priv-actions__item:focus-within::after {
  transform: scaleX(1);
}

.page-privacy .priv-actions__num {
  display: block;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--wk-gold);
  margin-bottom: 10px;
}

.page-privacy .priv-actions__item .wk-h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.page-privacy .priv-actions__item p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--wk-mist);
}

.page-privacy .priv-actions__path {
  margin: 0;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--wk-sky);
  padding: 8px 10px;
  border: 1px dashed var(--wk-hair-soft);
  border-radius: 2px;
  overflow-wrap: anywhere;
}

.page-privacy .priv-crosslink {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--wk-mist);
  max-width: 62ch;
}

/* ---------- 联系收口 ---------- */

.page-privacy .priv-contact {
  padding-block: clamp(38px, 5vw, 76px) clamp(48px, 7vw, 96px);
}

.page-privacy .priv-contact__panel {
  position: relative;
  padding: clamp(22px, 3.6vw, 44px);
  background:
    linear-gradient(155deg, rgba(20, 26, 34, .9), rgba(11, 14, 18, .96)),
    linear-gradient(135deg, rgba(233, 180, 76, .1), transparent 60%);
  border: 1px solid var(--wk-hair-soft);
  border-radius: 3px;
  overflow: hidden;
}

.page-privacy .priv-contact__panel::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -18%;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(233, 180, 76, .13), transparent 68%);
  pointer-events: none;
}

.page-privacy .priv-contact__copy {
  position: relative;
  max-width: 60ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-privacy .priv-contact__cards {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-privacy .priv-contact__card {
  padding: 18px 20px;
  border-radius: 2px;
  border-top: 1px solid var(--wk-hair);
}

.page-privacy .priv-contact__value {
  margin: 0 0 8px;
  font-size: 15px;
  color: var(--wk-gold-hi);
  overflow-wrap: anywhere;
}

.page-privacy .priv-contact__value--plain {
  font-family: var(--wk-font-sans);
  font-weight: 700;
  color: var(--wk-white);
}

.page-privacy .priv-contact__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--wk-mist);
}

.page-privacy .priv-contact__foot {
  position: relative;
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--wk-mist);
  max-width: 62ch;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .priv-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-privacy .priv-hero__body {
    grid-template-columns: minmax(0, 1.6fr) minmax(250px, 1fr);
    align-items: end;
  }

  .page-privacy .priv-item .wk-expand__inner {
    padding-left: 92px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .priv-flow__legend {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 599px) {
  .page-privacy .priv-retention__row {
    grid-template-columns: 40px 1fr;
  }

  .page-privacy .priv-retention__meta {
    grid-column: 2;
    justify-self: start;
    margin-top: 4px;
  }

  .page-privacy .priv-item .wk-expand__btn {
    grid-template-columns: 34px 1fr 20px;
    gap: 10px;
    padding: 16px 14px;
  }

  .page-privacy .priv-item .wk-expand__inner {
    padding: 16px 14px 20px;
  }

  .page-privacy .priv-guard__list li {
    grid-template-columns: 22px 1fr;
  }

  .page-privacy .priv-hero::after {
    width: 80%;
    height: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .priv-actions__item,
  .page-privacy .priv-index__list a,
  .page-privacy .priv-flow__node circle,
  .page-privacy .wk-expand__sign::before,
  .page-privacy .wk-expand__sign::after {
    transition: none;
  }
}