.page-privacy {
  --pv-line: rgba(107, 122, 144, 0.22);
  --pv-index-w: 100%;
  position: relative;
  overflow-x: clip;
  background-color: var(--ink-950);
  color: var(--chalk-050);
}

.page-privacy a:focus-visible {
  outline: 2px solid var(--signal-400);
  outline-offset: 3px;
}

/* ── 顶部横幅 ── */
.page-privacy .pv-banner {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: flex-end;
  min-height: 320px;
  padding: clamp(24px, 6vw, 56px) 0 clamp(22px, 4vw, 40px);
  overflow: hidden;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-banner__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-privacy .pv-banner__mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(92% 120% at 92% 0%, rgba(255, 75, 31, 0.34), transparent 62%),
    linear-gradient(180deg, rgba(8, 13, 22, 0.52) 0%, rgba(8, 13, 22, 0.9) 58%, var(--ink-950) 100%);
}

.page-privacy .pv-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 54px 54px;
  opacity: 0.6;
}

.page-privacy .pv-banner__inner {
  position: relative;
  z-index: 3;
  width: 100%;
}

.page-privacy .pv-banner .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.page-privacy .pv-banner .breadcrumb__item {
  color: var(--steel-500);
  text-decoration: none;
  transition: color var(--dur-hover) ease;
}

.page-privacy .pv-banner .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(107, 122, 144, 0.55);
}

.page-privacy .pv-banner .breadcrumb__item:hover {
  color: var(--chalk-050);
}

.page-privacy .pv-banner .page-kicker {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--signal-400);
}

.page-privacy .pv-banner .page-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--chalk-050);
  transform: skewX(-2deg);
  transform-origin: left bottom;
  text-shadow: 4px 4px 0 rgba(194, 42, 12, 0.6);
}

.page-privacy .pv-banner .lead {
  margin: 0;
  max-width: 36em;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.8);
}

/* ── 主体布局 ── */
.page-privacy .pv-body {
  padding-top: clamp(28px, 5vw, 64px);
  padding-bottom: clamp(8px, 2vw, 20px);
}

.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

/* ── 条款索引 ── */
.page-privacy .pv-index {
  border-top: 2px solid var(--flame-500);
  padding-top: 14px;
}

.page-privacy .pv-index__label {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--steel-500);
}

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

.page-privacy .pv-index__link {
  position: relative;
  display: block;
  padding: 10px 0 10px 24px;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--steel-500);
  text-decoration: none;
  border-top: 1px solid rgba(107, 122, 144, 0.16);
  transition: color var(--dur-hover) ease, padding-left var(--dur-hover) ease;
}

.page-privacy .pv-index__link::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 16px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(107, 122, 144, 0.55);
  transition: background var(--dur-hover) ease, box-shadow var(--dur-hover) ease;
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--chalk-050);
  padding-left: 28px;
}

.page-privacy .pv-index__link:hover::before {
  background: var(--flame-500);
}

.page-privacy .pv-index__link.is-active {
  color: var(--chalk-050);
  font-weight: 700;
}

.page-privacy .pv-index__link.is-active::before {
  background: var(--signal-400);
  box-shadow: 0 0 0 4px rgba(53, 240, 192, 0.16);
}

.page-privacy .pv-index__note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(107, 122, 144, 0.9);
}

/* ── 条款正文 ── */
.page-privacy .pv-text {
  min-width: 0;
}

.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 0 12px;
  padding: 26px 0 30px;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: calc(var(--notice-h) + 20px);
}

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

.page-privacy .pv-clause__num {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  line-height: 1.4;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--flame-500);
  transition: color var(--dur-hover) ease;
}

.page-privacy .pv-clause.is-active .pv-clause__num {
  color: var(--signal-400);
}

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

.page-privacy .pv-clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.24;
  letter-spacing: -0.012em;
  color: var(--chalk-050);
}

.page-privacy .pv-clause__text {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.78);
}

.page-privacy .pv-clause__main > .pv-clause__text:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-clause__main > .pv-kinds,
.page-privacy .pv-clause__main > .pv-list,
.page-privacy .pv-clause__main > .pv-links {
  margin-top: 2px;
}

.page-privacy .pv-kinds + .pv-clause__text {
  margin-top: 20px;
}

.page-privacy .pv-clause__text strong,
.page-privacy .pv-kinds dd strong,
.page-privacy .pv-list li strong {
  color: var(--signal-400);
  font-weight: 700;
}

/* ── 三类信息清单 ── */
.page-privacy .pv-kinds {
  margin: 0;
  padding: 0;
}

.page-privacy .pv-kinds > div {
  position: relative;
  padding: 14px 0 14px 18px;
  border-bottom: 1px solid rgba(107, 122, 144, 0.16);
}

.page-privacy .pv-kinds > div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  bottom: 19px;
  width: 2px;
  background: var(--flame-500);
}

.page-privacy .pv-kinds > div:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-privacy .pv-kinds dt {
  margin: 0 0 6px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--chalk-050);
}

.page-privacy .pv-kinds dd {
  margin: 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.74);
}

/* ── 编号条目 ── */
.page-privacy .pv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pvitem;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 32px;
  max-width: 38em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.78);
}

.page-privacy .pv-list li::before {
  counter-increment: pvitem;
  content: counter(pvitem, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: -0.02em;
  color: var(--steel-500);
}

/* ── 延伸入口 ── */
.page-privacy .pv-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-links li {
  position: relative;
  padding-left: 18px;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(244, 241, 236, 0.7);
}

.page-privacy .pv-links li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 9px;
  height: 1px;
  background: var(--flame-500);
}

.page-privacy .pv-links a {
  color: var(--chalk-050);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 75, 31, 0.55);
  padding-bottom: 1px;
  transition: color var(--dur-hover) ease, border-color var(--dur-hover) ease;
}

.page-privacy .pv-links a:hover,
.page-privacy .pv-links a:focus-visible {
  color: var(--signal-400);
  border-color: var(--signal-400);
}

.page-privacy .pv-mail {
  font-family: var(--font-data);
  font-size: 0.92em;
  letter-spacing: -0.02em;
  word-break: break-all;
}

/* ── 结尾呼出 ── */
.page-privacy .pv-aid {
  margin-top: clamp(40px, 7vw, 80px);
  padding: clamp(36px, 6vw, 64px) 0 clamp(48px, 8vw, 88px);
  border-top: 1px solid var(--pv-line);
  background: linear-gradient(180deg, rgba(27, 39, 64, 0.72) 0%, rgba(8, 13, 22, 0) 100%);
}

.page-privacy .pv-aid__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.018em;
  color: var(--chalk-050);
}

.page-privacy .pv-aid__text {
  margin: 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.76);
}

.page-privacy .pv-aid__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ── 桌面：索引吸附在视口内 ── */
@media (min-width: 900px) {
  .page-privacy {
    --pv-index-w: 236px;
  }

  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-index-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--notice-h) + 28px);
  }

  .page-privacy .pv-clause {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 0 16px;
    padding: 34px 0 40px;
  }

  .page-privacy .pv-clause:first-child {
    padding-top: 4px;
  }

  .page-privacy .pv-clause__num {
    padding-top: 5px;
    font-size: 16px;
  }

  .page-privacy .pv-banner {
    min-height: 400px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__link,
  .page-privacy .pv-index__link::before,
  .page-privacy .pv-links a,
  .page-privacy .pv-clause__num {
    transition: none;
  }
}