.page-privacy {
  --pv-hair: rgba(169, 180, 216, 0.18);
  --pv-glow: rgba(53, 240, 208, 0.14);
  padding-bottom: clamp(56px, 9vw, 110px);
  overflow-wrap: break-word;
}

.page-privacy img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(22px, 4vw, 42px) 0 clamp(26px, 4vw, 48px);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: -34px 0 auto 0;
  height: clamp(280px, 46vw, 460px);
  background:
    radial-gradient(120% 90% at 82% 0%, var(--pv-glow), transparent 62%),
    linear-gradient(158deg, rgba(27, 42, 107, 0.92) 0%, rgba(11, 16, 48, 0) 72%);
  pointer-events: none;
}

.page-privacy .pv-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-privacy .pv-hero__text .tag {
  display: inline-block;
  margin-bottom: 14px;
}

.page-privacy .pv-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 58px);
  line-height: 1.08;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .pv-hero__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 2px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--cyan), rgba(53, 240, 208, 0));
}

.page-privacy .pv-hero__text .lede {
  max-width: 46ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  color: var(--mist);
  font-size: var(--step-1);
  line-height: 1.8;
}

.page-privacy .pv-stamp {
  display: grid;
  gap: 0;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-stamp__item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-stamp__key {
  flex: 0 0 auto;
  font-size: var(--step--1);
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-privacy .pv-stamp__val {
  text-align: right;
  font-size: var(--step--1);
  color: var(--paper);
}

.page-privacy .pv-stamp__val.mono {
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-privacy .pv-changelog {
  border: 1px solid var(--pv-hair);
  border-left: 2px solid var(--orange);
  background: rgba(21, 28, 61, 0.6);
}

.page-privacy .pv-changelog > summary {
  cursor: pointer;
  padding: 12px 16px;
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--warm);
  list-style: none;
}

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

.page-privacy .pv-changelog > summary::after {
  content: "＋";
  float: right;
  color: var(--orange);
}

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

.page-privacy .pv-changelog__list {
  margin: 0;
  padding: 0 16px 16px 32px;
  list-style: disc;
  color: var(--mist);
  font-size: var(--step--1);
  line-height: 1.85;
}

.page-privacy .pv-changelog__list li + li {
  margin-top: 6px;
}

.page-privacy .pv-hero__media .media-frame {
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.9);
}

.page-privacy .pv-hero__media .media-frame__caption {
  color: var(--mist);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  padding-top: clamp(10px, 2vw, 20px);
}

.page-privacy .pv-index__label {
  margin: 0 0 12px;
  font-size: var(--step--1);
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy .pv-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pvidx;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .pv-index__list li {
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .pv-index__list a {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 4px;
  color: var(--paper);
  text-decoration: none;
  font-size: var(--step--1);
  letter-spacing: 0.04em;
  transition: color 160ms ease, padding-left 160ms ease;
}

.page-privacy .pv-index__list a .mono {
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  color: var(--cyan);
  padding-left: 10px;
}

.page-privacy .pv-index__list a:hover .mono,
.page-privacy .pv-index__list a:focus-visible .mono {
  color: var(--cyan);
}

/* ---------- 条款 ---------- */
.page-privacy .pv-clause {
  display: grid;
  gap: 12px;
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--pv-hair);
  scroll-margin-top: 96px;
}

.page-privacy .pv-clause:first-child {
  border-top-color: var(--line-strong);
}

.page-privacy .pv-clause__num {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .pv-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-privacy .pv-clause__body {
  display: grid;
  gap: 14px;
}

.page-privacy .pv-clause__body > p {
  margin: 0;
  max-width: 60ch;
  color: var(--paper-2);
  font-size: var(--step-0);
  line-height: 1.78;
}

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

.page-privacy .pv-note {
  max-width: 58ch;
  border: 1px solid var(--pv-hair);
  border-left: 2px solid var(--cyan);
  background: linear-gradient(140deg, rgba(243, 239, 226, 0.07), rgba(243, 239, 226, 0.02));
}

.page-privacy .pv-note > summary {
  cursor: pointer;
  padding: 10px 14px;
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  color: var(--sign);
  background: rgba(53, 240, 208, 0.1);
  list-style: none;
}

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

.page-privacy .pv-note > summary::before {
  content: "› ";
  color: var(--cyan);
}

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

.page-privacy .pv-note p {
  margin: 0;
  padding: 12px 14px 14px;
  color: var(--mist);
  font-size: var(--step--1);
  line-height: 1.82;
}

/* 条款之间的节奏留白 */
.page-privacy .pv-clause + .pv-clause {
  margin-top: clamp(24px, 3.4vw, 42px);
}

/* ---------- 尾部动作 ---------- */
.page-privacy .pv-tail {
  display: grid;
  gap: 18px;
  margin-top: clamp(38px, 5vw, 64px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--pv-hair);
  border-top: 2px solid var(--cyan);
  background:
    radial-gradient(90% 130% at 100% 0%, rgba(27, 42, 107, 0.72), rgba(11, 16, 48, 0) 70%),
    var(--stand);
}

.page-privacy .pv-tail__label {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .pv-tail__line {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: var(--step--1);
  line-height: 1.8;
}

.page-privacy .pv-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-stamp {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
  }

  .page-privacy .pv-stamp__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 12px 14px 12px 0;
    border-top: 1px solid var(--pv-hair);
  }

  .page-privacy .pv-stamp__val {
    text-align: left;
  }

  .page-privacy .pv-tail {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-privacy .pv-body {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    column-gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: 28px;
  }

  .page-privacy .pv-clause {
    grid-template-columns: 74px minmax(0, 1fr);
    column-gap: 26px;
    row-gap: 10px;
  }

  .page-privacy .pv-clause__num {
    grid-column: 1;
    grid-row: 1 / span 2;
    padding-top: 4px;
  }

  .page-privacy .pv-clause__title {
    grid-column: 2;
    grid-row: 1;
  }

  .page-privacy .pv-clause__body {
    grid-column: 2;
    grid-row: 2;
  }

  .page-privacy .pv-hero__media {
    margin-bottom: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__list a {
    transition: none;
  }
}