.page-privacy {
  position: relative;
  background: var(--ink-900);
  color: var(--paper-100);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: .05;
  background-image: repeating-linear-gradient(135deg,
    transparent 0 26px,
    var(--magenta-500) 26px 27px,
    transparent 27px 54px,
    var(--gold-400) 54px 55px);
  background-size: 220px 220px;
}

.page-privacy > * {
  position: relative;
  z-index: 1;
}

/* ---------- 面包屑 ---------- */
.page-privacy .st-crumb {
  padding-top: var(--sp-3);
  font-size: 12px;
  letter-spacing: .06em;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  padding-bottom: var(--sp-4);
}

.page-privacy .pv-hero__inner {
  padding-top: var(--sp-3);
  padding-bottom: var(--sp-3);
}

.page-privacy .pv-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 60px);
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: var(--sp-2) 0 var(--sp-2);
  max-width: 22ch;
}

.page-privacy .pv-hero__title::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin-top: var(--sp-3);
  background: linear-gradient(90deg, var(--cyan-400), var(--orange-500));
}

.page-privacy .pv-hero__figure {
  margin: var(--sp-2) 0 0;
}

.page-privacy .pv-hero__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体双栏骨架 ---------- */
.page-privacy .pv-shell {
  display: grid;
  grid-template-columns: 1fr;
  padding-bottom: var(--sp-5);
}

.page-privacy .pv-rail {
  display: none;
}

.page-privacy .pv-flow {
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  position: relative;
  padding: var(--sp-4) 0 var(--sp-3);
  border-top: var(--line);
}

.page-privacy .pv-sec:first-child {
  border-top: none;
  padding-top: var(--sp-2);
}

.page-privacy .pv-sec--last {
  border-bottom: none;
}

.page-privacy .pv-sec__no {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan-400);
  margin-bottom: var(--sp-1);
}

.page-privacy .pv-sec__no::after {
  content: "";
  width: 34px;
  height: 1px;
  background: rgba(0, 229, 208, .45);
}

.page-privacy .pv-sec__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 31px);
  line-height: 1.3;
  letter-spacing: .015em;
  margin-bottom: var(--sp-2);
  color: var(--paper-100);
}

.page-privacy .pv-sec__body {
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--paper-100);
}

.page-privacy .pv-sec__body p + p {
  margin-top: var(--sp-2);
}

.page-privacy .pv-sec__body a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 229, 208, .55);
}

.page-privacy .pv-sec__body a:hover {
  border-bottom-style: solid;
}

.page-privacy .pv-term {
  color: var(--cyan-400);
  border-bottom: 1px dashed rgba(0, 229, 208, .6);
  font-weight: 500;
}

.page-privacy .pv-note {
  margin-top: var(--sp-3);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-400);
}

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  padding: 0;
  margin: var(--sp-2) 0;
  display: grid;
  gap: var(--sp-2);
}

.page-privacy .pv-list li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 10px;
  font-size: 16px;
  line-height: 1.76;
}

.page-privacy .pv-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 12px;
  background: var(--orange-500);
}

/* ---------- 表格 ---------- */
.page-privacy .pv-table-wrap {
  margin: var(--sp-3) 0;
}

.page-privacy .pv-table {
  width: 100%;
}

.page-privacy .pv-table__cap {
  caption-side: top;
  text-align: left;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist-400);
  padding-bottom: var(--sp-1);
}

/* ---------- 权利卡片 ---------- */
.page-privacy .pv-rights {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
  margin: var(--sp-3) 0;
}

.page-privacy .pv-right {
  padding: var(--sp-3);
  background: var(--ink-800);
  border: var(--line);
  border-left: 2px solid var(--cyan-400);
}

.page-privacy .pv-right__no {
  display: block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold-400);
  margin-bottom: 6px;
}

.page-privacy .pv-right h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--paper-100);
}

.page-privacy .pv-right p {
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist-400);
  margin: 0;
}

/* ---------- 两步切换 ---------- */
.page-privacy .pv-tabs {
  position: relative;
  margin-top: var(--sp-4);
  border: var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-privacy .pv-tabs__radio {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.page-privacy .pv-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  border-bottom: var(--line);
  background: var(--teal-900);
}

.page-privacy .pv-tabs__label {
  flex: 1 1 180px;
  padding: 14px var(--sp-2);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--mist-400);
  cursor: pointer;
  border-right: var(--line);
  transition: color .18s ease, background-color .18s ease;
}

.page-privacy .pv-tabs__label:last-child {
  border-right: none;
}

.page-privacy .pv-tabs__label:hover {
  color: var(--paper-100);
}

.page-privacy #pv-step-sub:checked ~ .pv-tabs__bar .pv-tabs__label[for="pv-step-sub"],
.page-privacy #pv-step-del:checked ~ .pv-tabs__bar .pv-tabs__label[for="pv-step-del"] {
  color: var(--ink-900);
  background: var(--cyan-400);
  font-weight: 700;
}

.page-privacy #pv-step-sub:focus-visible ~ .pv-tabs__bar .pv-tabs__label[for="pv-step-sub"],
.page-privacy #pv-step-del:focus-visible ~ .pv-tabs__bar .pv-tabs__label[for="pv-step-del"] {
  outline: 2px solid var(--orange-500);
  outline-offset: -2px;
}

.page-privacy .pv-tab {
  display: none;
  padding: var(--sp-3);
}

.page-privacy #pv-step-sub:checked ~ .pv-tab--sub,
.page-privacy #pv-step-del:checked ~ .pv-tab--del {
  display: block;
}

.page-privacy .pv-tab__step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-100);
}

.page-privacy .pv-tab__step + .pv-tab__step {
  margin-top: var(--sp-2);
  padding-top: var(--sp-2);
  border-top: 1px dashed var(--ink-700);
}

.page-privacy .pv-tab__n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  font-size: 12px;
  color: var(--ink-900);
  background: var(--orange-500);
}

/* ---------- 联系方式 ---------- */
.page-privacy .pv-contact {
  margin: var(--sp-3) 0 0;
  border-top: var(--line);
}

.page-privacy .pv-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: var(--line);
}

.page-privacy .pv-contact__key {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist-400);
  margin: 0;
}

.page-privacy .pv-contact__val {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--paper-100);
  word-break: break-all;
}

.page-privacy .pv-contact__val--text {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .pv-copy {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: .08em;
  padding: 4px 10px;
  color: var(--cyan-400);
  background: transparent;
  border: var(--line-cy);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease;
}

.page-privacy .pv-copy:hover {
  background: rgba(0, 229, 208, .12);
  color: var(--white-000);
}

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

  .page-privacy .pv-contact__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: var(--sp-2);
  }
}

/* ---------- 桌面：左侧刻度轨 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-shell {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .page-privacy .pv-rail {
    display: block;
    position: relative;
  }

  .page-privacy .pv-rail::before {
    content: "";
    position: absolute;
    left: 27px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--ink-700);
  }

  .page-privacy .pv-rail::after {
    content: "";
    position: absolute;
    left: 23px;
    top: 0;
    bottom: 0;
    width: 9px;
    background-image: repeating-linear-gradient(to bottom,
      var(--ink-700) 0 1px,
      transparent 1px 64px);
  }

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

  .page-privacy .pv-tabs__label {
    flex: 0 1 auto;
    min-width: 210px;
  }
}

@media (min-width: 1100px) {
  .page-privacy .pv-sec {
    padding: var(--sp-5) 0 var(--sp-4);
  }

  .page-privacy .pv-sec__title {
    letter-spacing: .02em;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-copy,
  .page-privacy .pv-tabs__label {
    transition: none;
  }
}
</main>