.page-privacy {
  --priv-pad: clamp(18px, 3vw, 32px);
  --priv-card-a: rgba(20, 58, 92, 0.5);
  --priv-card-b: rgba(11, 34, 57, 0.72);
  --priv-soft: rgba(242, 245, 247, 0.82);
  display: block;
  background: var(--void);
  color: var(--bone);
  overflow-x: clip;
}

.page-privacy .inline-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

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

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  border-bottom: 1px solid var(--line-2);
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(57, 242, 200, 0.13), transparent 62%),
    linear-gradient(165deg, var(--abyss) 0%, var(--void) 80%);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.12) 82%, transparent);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.12) 82%, transparent);
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: 44%;
  height: 144%;
  z-index: -1;
  transform: rotate(12deg);
  background: linear-gradient(180deg, rgba(255, 138, 61, 0.16), rgba(57, 242, 200, 0.08) 70%, transparent);
  pointer-events: none;
}

.page-privacy .privacy-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.5vw, 56px);
  padding-block: clamp(44px, 7vw, 92px);
}

.page-privacy .privacy-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: var(--bone);
}

.page-privacy .privacy-hero__intro {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--priv-soft);
}

.page-privacy .privacy-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-hero__tags li {
  padding: 6px 12px;
  border: 1px solid var(--line-2);
  background: rgba(91, 209, 230, 0.07);
  color: var(--cool);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
}

.page-privacy .privacy-hero__tags li:first-child {
  border-color: rgba(57, 242, 200, 0.45);
  background: rgba(57, 242, 200, 0.12);
  color: var(--cyan);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line-2);
  box-shadow: var(--shadow-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), calc(100% - 40px) 100%, 0 100%);
}

.page-privacy .privacy-hero__figure .media-caption {
  margin-top: 12px;
  color: var(--rock);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
  line-height: 1.6;
}

/* ---------- 主体两栏 ---------- */

.page-privacy .privacy-body {
  padding-block: clamp(44px, 7vw, 88px);
  background: linear-gradient(180deg, var(--void), rgba(11, 34, 57, 0.55) 58%, var(--void));
}

.page-privacy .privacy-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-privacy .privacy-toc {
  border: 1px solid var(--line-2);
  background: rgba(5, 7, 13, 0.62);
  padding: var(--priv-pad);
  box-shadow: var(--shadow-soft);
}

.page-privacy .privacy-toc__list {
  display: grid;
  gap: 2px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 10px 10px 12px;
  border-left: 2px solid var(--line-1);
  color: var(--priv-soft);
  font-size: 0.9375rem;
  line-height: 1.45;
  text-decoration: none;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(57, 242, 200, 0.08);
  color: var(--bone);
}

.page-privacy .privacy-toc__no {
  flex: none;
  color: var(--cyan);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
}

.page-privacy .privacy-toc__hint {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-1);
  color: var(--rock);
  font-size: 0.8125rem;
  line-height: 1.65;
}

.page-privacy .privacy-toc__top {
  justify-content: center;
  width: 100%;
  margin-top: 16px;
}

/* ---------- 条款卡片 ---------- */

.page-privacy .clause {
  margin-bottom: 14px;
  border: 1px solid var(--line-2);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(155deg, var(--priv-card-a), var(--priv-card-b));
  box-shadow: var(--shadow-soft);
  scroll-margin-top: calc(var(--rail-h) + var(--bar-h) + 24px);
}

.page-privacy .clause:last-child {
  margin-bottom: 0;
}

.page-privacy .clause__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: clamp(16px, 2.4vw, 22px) var(--priv-pad);
  cursor: pointer;
  list-style: none;
}

.page-privacy .clause__head::-webkit-details-marker {
  display: none;
}

.page-privacy .clause__head::marker {
  content: "";
}

.page-privacy .clause__idx {
  flex: none;
  padding: 3px 6px;
  border: 1px solid rgba(57, 242, 200, 0.4);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--bone);
}

.page-privacy .clause__sign {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line-2);
}

.page-privacy .clause__sign::before,
.page-privacy .clause__sign::after {
  content: "";
  position: absolute;
  top: calc(50% - 0.5px);
  left: 5px;
  right: 5px;
  height: 1px;
  background: var(--cyan);
  transition: transform 0.22s ease;
}

.page-privacy .clause__sign::after {
  transform: rotate(90deg);
}

.page-privacy .clause[open] .clause__sign::after {
  transform: rotate(0deg);
}

.page-privacy .clause__body {
  padding: 18px var(--priv-pad) clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-1);
}

.page-privacy .clause__body > p {
  margin: 0 0 14px;
  max-width: 72ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--priv-soft);
}

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

.page-privacy .clause__list li {
  position: relative;
  padding-left: 22px;
  max-width: 72ch;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--priv-soft);
}

.page-privacy .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .clause__key {
  margin-right: 4px;
  color: var(--bone);
  font-weight: 700;
}

.page-privacy .privacy-note {
  max-width: 72ch;
  margin: 16px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--moss);
  background: rgba(111, 175, 143, 0.1);
  color: rgba(242, 245, 247, 0.86);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-privacy .clause__body > p.privacy-note {
  margin-top: 16px;
}

/* ---------- 页尾提示 ---------- */

.page-privacy .privacy-foot {
  padding-block: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line-2);
  background: linear-gradient(200deg, rgba(11, 34, 57, 0.9), rgba(5, 7, 13, 0.98));
}

.page-privacy .privacy-foot__inner {
  padding: clamp(24px, 3.4vw, 44px);
  border: 1px solid var(--line-2);
  border-left: 4px solid var(--orange);
  background: rgba(5, 7, 13, 0.5);
  box-shadow: var(--shadow-hard-warm);
}

.page-privacy .privacy-foot__inner h2 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--bone);
}

.page-privacy .privacy-foot__inner p {
  margin: 0;
  max-width: 68ch;
  font-size: var(--fs-body);
  line-height: 1.85;
  color: var(--priv-soft);
}

.page-privacy .privacy-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 940px) {
  .page-privacy .privacy-body__grid {
    grid-template-columns: minmax(210px, 250px) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--rail-h) + var(--bar-h) + 20px);
  }
}

@media (min-width: 980px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (max-width: 480px) {
  .page-privacy .privacy-foot__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .page-privacy .clause__head {
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__list a,
  .page-privacy .clause__sign::before,
  .page-privacy .clause__sign::after {
    transition: none;
  }
}