.page-privacy {
  --pp-panel: rgba(26, 16, 51, 0.62);
  --pp-glow: rgba(176, 38, 255, 0.32);
  --pp-scan: rgba(0, 194, 255, 0.05);
  position: relative;
  overflow-x: hidden;
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  background:
    radial-gradient(120% 60% at 88% 0%, rgba(176, 38, 255, 0.18), transparent 62%),
    radial-gradient(90% 50% at 4% 12%, rgba(0, 194, 255, 0.12), transparent 60%),
    var(--ink);
}

.page-privacy::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--pp-scan) 0 1px,
    transparent 1px 4px
  );
  opacity: 0.55;
  z-index: 0;
}

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

.page-privacy .breadcrumb {
  padding-top: clamp(1.25rem, 3vw, 2rem);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-privacy .breadcrumb a {
  color: var(--blue);
  text-decoration: none;
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(1.5rem, 4vw, 2.75rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--teal);
  margin-bottom: 0.9rem;
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  font-size: clamp(2.1rem, 7.2vw, 4.25rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-privacy .privacy-lead {
  margin: clamp(1rem, 2.5vw, 1.5rem) 0 0;
  max-width: 46ch;
  color: var(--silver);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
}

.page-privacy .privacy-version {
  margin: 1.1rem 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(199, 203, 214, 0.72);
}

.page-privacy .privacy-banner {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  max-height: 340px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--ink-purple-2);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 340px;
  object-fit: cover;
}

/* ---------- 主体分栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .privacy-side {
  min-width: 0;
}

.page-privacy .toc-fold {
  border: 1px solid var(--line-strong);
  background: var(--pp-panel);
  padding: 0.85rem 1rem;
}

.page-privacy .toc-fold summary {
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--fog);
  letter-spacing: 0.04em;
  list-style: none;
}

.page-privacy .toc-fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .toc-fold summary::before {
  content: "＋";
  color: var(--purple);
  margin-right: 0.5rem;
  font-family: var(--font-mono);
}

.page-privacy .toc-fold[open] summary::before {
  content: "－";
}

.page-privacy .toc-nav {
  display: none;
}

.page-privacy .toc-title {
  margin: 0 0 0.85rem;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--purple);
}

.page-privacy .toc-list {
  list-style: none;
  counter-reset: toc;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .toc-list li {
  counter-increment: toc;
  min-width: 0;
}

.page-privacy .toc-list a {
  display: flex;
  gap: 0.55rem;
  padding: 0.45rem 0 0.45rem 0.7rem;
  border-left: 2px solid var(--line);
  color: var(--silver);
  font-size: 0.88rem;
  line-height: 1.45;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-privacy .toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blue);
  padding-top: 0.12rem;
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--fog);
  border-left-color: var(--purple);
  background: rgba(176, 38, 255, 0.1);
  outline: none;
}

.page-privacy .toc-note {
  margin: 1.25rem 0 0;
  font-size: 0.78rem;
  line-height: 1.75;
  color: rgba(199, 203, 214, 0.7);
}

.page-privacy .toc-note a {
  color: var(--blue);
  text-decoration: none;
}

.page-privacy .toc-note a:hover,
.page-privacy .toc-note a:focus-visible {
  text-decoration: underline;
}

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

.page-privacy .clause {
  padding: clamp(1.5rem, 4vw, 2.5rem) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-privacy .clause:first-child {
  border-top: none;
  padding-top: 0.5rem;
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: clamp(0.6rem, 2vw, 1.1rem);
  margin-bottom: 0.9rem;
}

.page-privacy .clause-num {
  flex: none;
  font-size: clamp(1.6rem, 4.5vw, 2.35rem);
  font-weight: 800;
  line-height: 1;
  color: rgba(176, 38, 255, 0.28);
  -webkit-text-stroke: 1px rgba(176, 38, 255, 0.85);
  letter-spacing: -0.02em;
}

.page-privacy .clause-head h2 {
  margin: 0;
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--fog);
}

.page-privacy .clause-body p {
  margin: 0 0 0.9rem;
  max-width: 44rem;
  color: var(--silver);
  font-size: 0.95rem;
  line-height: 1.85;
}

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

.page-privacy .info-list {
  margin: 1.1rem 0 1.1rem;
  display: grid;
  gap: 0.9rem;
}

.page-privacy .info-item {
  padding: 0.85rem 0 0.85rem 1rem;
  border-left: 2px solid var(--line-strong);
  background: linear-gradient(90deg, rgba(26, 16, 51, 0.55), transparent 78%);
}

.page-privacy .info-item dt {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--fog);
  font-size: 0.92rem;
  font-weight: 700;
}

.page-privacy .info-item dt::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--teal);
  box-shadow: 0 0 8px rgba(0, 255, 209, 0.7);
}

.page-privacy .info-item dd {
  margin: 0.35rem 0 0;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.78;
}

.page-privacy .use-list {
  list-style: none;
  counter-reset: use;
  margin: 1.1rem 0 1.1rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-privacy .use-list li {
  counter-increment: use;
  position: relative;
  padding-left: 2.4rem;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-privacy .use-list li::before {
  content: counter(use, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--blue);
  border: 1px solid var(--line-strong);
  padding: 0.1rem 0.3rem;
}

.page-privacy .share-list {
  list-style: none;
  margin: 1rem 0 1.1rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-privacy .share-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.8;
}

.page-privacy .share-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--purple);
}

/* ---------- 术语提示 ---------- */
.page-privacy .term {
  position: relative;
  color: var(--fog);
  border-bottom: 1px dashed rgba(0, 194, 255, 0.6);
  cursor: help;
}

.page-privacy .term::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 0.5rem);
  z-index: 6;
  width: max-content;
  max-width: min(18rem, 72vw);
  padding: 0.55rem 0.7rem;
  background: var(--ink-purple);
  border: 1px solid var(--line-strong);
  color: var(--fog);
  font-size: 0.78rem;
  line-height: 1.6;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, visibility 0.18s ease;
}

.page-privacy .term:hover::after,
.page-privacy .term:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

.page-privacy .term:focus-visible {
  outline: 1px solid var(--blue);
  outline-offset: 2px;
}

/* ---------- 期限表 ---------- */
.page-privacy .table-scroll {
  margin: 1.1rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .retention-table {
  width: 100%;
  min-width: 22rem;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-privacy .retention-table caption {
  text-align: left;
  padding-bottom: 0.55rem;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(199, 203, 214, 0.7);
}

.page-privacy .retention-table th,
.page-privacy .retention-table td {
  text-align: left;
  padding: 0.65rem 0.6rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-privacy .retention-table th {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--teal);
  border-bottom-color: var(--line-strong);
}

.page-privacy .retention-table td {
  color: var(--silver);
  line-height: 1.6;
}

.page-privacy .retention-table td:first-child {
  color: var(--fog);
}

.page-privacy .retention-table td.mono {
  font-family: var(--font-mono);
  color: var(--blue);
  white-space: nowrap;
}

/* ---------- 操作区 ---------- */
.page-privacy .clause-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

/* ---------- 联系面板 ---------- */
.page-privacy .contact-panel {
  margin: 1.1rem 0;
  padding: clamp(1rem, 3vw, 1.6rem);
  background: linear-gradient(155deg, rgba(26, 16, 51, 0.92), rgba(10, 10, 18, 0.55));
  border: 1px solid var(--line-strong);
  box-shadow: inset 0 0 0 1px rgba(0, 255, 209, 0.06), 0 0 32px rgba(176, 38, 255, 0.14);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.page-privacy .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-privacy .contact-item {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.page-privacy .contact-label {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--purple);
}

.page-privacy .contact-value {
  color: var(--fog);
  font-size: 0.95rem;
  line-height: 1.6;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-privacy .contact-value.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

a.page-privacy .contact-value:hover,
.page-privacy a.contact-value:hover,
.page-privacy a.contact-value:focus-visible {
  color: var(--blue);
  text-decoration: underline;
}

.page-privacy .contact-hint {
  font-size: 0.84rem;
  color: rgba(199, 203, 214, 0.75);
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 230px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-privacy .toc-fold {
    display: none;
  }

  .page-privacy .toc-nav {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    padding-top: 0.5rem;
  }

  .page-privacy .privacy-banner,
  .page-privacy .privacy-banner img {
    max-height: 380px;
  }

  .page-privacy .contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.1rem 1.5rem;
  }
}

@media (min-width: 1220px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
  }
}

@media (max-width: 600px) {
  .page-privacy .clause-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.25rem;
  }

  .page-privacy .privacy-banner,
  .page-privacy .privacy-banner img {
    max-height: 200px;
  }

  .page-privacy .term::after {
    left: auto;
    right: 0;
  }

  .page-privacy .clause-actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy::after {
    display: none;
  }

  .page-privacy .toc-list a,
  .page-privacy .term::after {
    transition: none;
  }
}