.page-privacy {
  --pp-tree-w: 248px;
  --pp-ink: #0E0F14;
  position: relative;
  color: var(--paper);
  background:
    repeating-linear-gradient(0deg, rgba(244, 240, 230, .022) 0 1px, transparent 1px 4px),
    radial-gradient(120% 60% at 82% 0%, rgba(201, 162, 39, .10), transparent 60%),
    linear-gradient(180deg, #0A1230 0%, #0B1533 48%, #0A1230 100%);
  padding-bottom: clamp(2.6rem, 7vw, 5rem);
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--gold-lift);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-privacy .breadcrumb {
  padding-top: clamp(1rem, 3vw, 1.6rem);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--mist);
}

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

.page-privacy .breadcrumb a:hover {
  color: var(--gold-lift);
  text-decoration: underline;
}

/* ——— 首屏 ——— */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.4rem, 4.5vw, 2.8rem) 0 clamp(1.8rem, 5vw, 3.2rem);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -22%;
  width: min(660px, 80%);
  height: 138%;
  background: linear-gradient(212deg, rgba(201, 162, 39, .20) 0%, rgba(201, 162, 39, .04) 42%, rgba(56, 225, 198, .10) 100%);
  clip-path: polygon(30% 0%, 100% 0%, 100% 100%, 0% 100%);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .privacy-hero .shell {
  position: relative;
  z-index: 1;
}

.page-privacy .hero-grid {
  display: grid;
  gap: clamp(1.2rem, 4vw, 2.4rem);
  align-items: center;
}

.page-privacy .hero-kicker {
  margin: 0 0 .85rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold-lift);
}

.page-privacy h1 {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.95rem, 5.4vw, 3.3rem);
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-privacy .hero-lede {
  margin: 0 0 1.4rem;
  max-width: 46ch;
  font-size: clamp(.96rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: rgba(244, 240, 230, .82);
}

.page-privacy .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .hero-facts li {
  padding: .42rem .72rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 27, 62, .72);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-privacy .hero-facts li:nth-child(2) {
  border-color: rgba(201, 162, 39, .55);
  color: var(--gold-lift);
}

.page-privacy .hero-plate {
  min-width: 0;
}

.page-privacy .privacy-figure {
  position: relative;
  margin: 0;
  padding: .55rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--card);
  box-shadow: var(--shadow-2);
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid rgba(27, 42, 90, .9);
}

.page-privacy .privacy-cap {
  padding: .55rem .2rem .15rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .07em;
  color: var(--mist);
}

/* ——— 双栏正文 ——— */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(1.2rem, 3.4vw, 2.4rem);
  align-items: start;
  padding-top: clamp(.6rem, 2vw, 1.2rem);
}

.page-privacy .privacy-tree {
  min-width: 0;
  max-width: 100%;
  padding: .9rem .85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(17, 27, 62, .96), rgba(10, 18, 48, .96));
  box-shadow: var(--shadow-1);
}

.page-privacy .tree-head {
  margin: 0 0 .7rem;
  padding-bottom: .55rem;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-privacy .tree-list {
  display: grid;
  gap: .15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-tree .index-link {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  padding: .5rem .55rem;
  border-left: 2px solid transparent;
  border-radius: 0 2px 2px 0;
  font-size: .86rem;
  line-height: 1.5;
  color: rgba(244, 240, 230, .74);
  text-decoration: none;
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}

.page-privacy .privacy-tree .tree-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--mist);
  transition: color .18s ease;
}

.page-privacy .privacy-tree .index-link:hover,
.page-privacy .privacy-tree .index-link:focus-visible {
  color: var(--neon);
  background: rgba(56, 225, 198, .08);
  border-left-color: var(--gold);
}

.page-privacy .privacy-tree .index-link:hover .tree-num,
.page-privacy .privacy-tree .index-link:focus-visible .tree-num,
.page-privacy .privacy-tree .index-link[aria-current="true"] .tree-num {
  color: var(--gold-lift);
}

.page-privacy .privacy-tree .index-link[aria-current="true"] {
  color: var(--neon);
  background: rgba(56, 225, 198, .10);
  border-left-color: var(--gold);
}

.page-privacy .dossier-stack {
  display: grid;
  gap: clamp(1.1rem, 3vw, 1.9rem);
  min-width: 0;
}

/* ——— 档案卡片 ——— */
.page-privacy .dossier {
  position: relative;
  padding: clamp(1.15rem, 3vw, 1.9rem) clamp(1.05rem, 3vw, 2rem) clamp(1.2rem, 3vw, 2rem);
  border: 1px solid #cfc7b3;
  border-radius: 2px;
  background: var(--paper);
  color: var(--pp-ink);
  box-shadow:
    9px 9px 0 -3px rgba(27, 42, 90, .72),
    0 24px 40px -30px rgba(0, 0, 0, .95);
}

.page-privacy .dossier::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 58px;
  height: 6px;
  background: linear-gradient(90deg, var(--gold), var(--clay));
}

.page-privacy .dossier-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(.6rem, 2vw, 1rem);
  margin-bottom: .4rem;
  padding-bottom: .85rem;
  border-bottom: 1px solid rgba(14, 15, 20, .22);
}

.page-privacy .dossier-num {
  flex: 0 0 auto;
  padding-top: .12rem;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.5vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--clay);
}

.page-privacy .dossier-heading {
  min-width: 0;
}

.page-privacy .dossier-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  line-height: 1.42;
  color: var(--pp-ink);
}

.page-privacy .dossier-sub {
  margin: .3rem 0 0;
  font-size: .84rem;
  line-height: 1.72;
  color: #4A4F60;
}

.page-privacy .dossier-list {
  margin: .7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .dossier-entry {
  position: relative;
  padding: .68rem 0 .68rem 2.35rem;
  border-top: 1px dashed rgba(14, 15, 20, .16);
  font-size: clamp(.92rem, 1.5vw, .98rem);
  line-height: 1.82;
  color: #23262F;
}

.page-privacy .dossier-list > .dossier-entry:first-child {
  border-top: 0;
}

.page-privacy .dossier-entry::before {
  content: attr(data-chapter);
  position: absolute;
  left: 0;
  top: .84rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: rgba(14, 15, 20, .26);
  transition: color .18s ease, transform .18s ease;
}

.page-privacy .dossier-entry:hover::before,
.page-privacy .dossier-entry:focus-within::before {
  color: var(--clay);
  transform: translateX(2px);
}

.page-privacy .dossier-entry strong {
  font-weight: 600;
  color: var(--pp-ink);
}

.page-privacy .dossier-note {
  margin: 1rem 0 0;
  padding: .62rem 0 .62rem .9rem;
  border-left: 2px solid var(--gold);
  background: rgba(201, 162, 39, .07);
  font-size: .86rem;
  line-height: 1.78;
  color: #4A4F60;
}

/* ——— 联系与其他入口 ——— */
.page-privacy .privacy-foot {
  display: grid;
  gap: 1.2rem;
  margin-top: clamp(1.6rem, 4vw, 2.8rem);
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 2px;
  background: linear-gradient(160deg, rgba(17, 27, 62, .98), rgba(10, 18, 48, .98));
  box-shadow: var(--shadow-1);
}

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

.page-privacy .foot-kicker {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-privacy .foot-title {
  margin: 0 0 .6rem;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  line-height: 1.4;
  color: var(--paper);
}

.page-privacy .foot-text {
  margin: 0 0 1rem;
  max-width: 52ch;
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(244, 240, 230, .76);
}

.page-privacy .contact-lines {
  border-top: 1px dashed var(--line);
}

.page-privacy .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .7rem;
  padding: .55rem 0;
  border-bottom: 1px dashed rgba(27, 42, 90, .85);
}

.page-privacy .contact-key {
  min-width: 4.4rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-privacy .contact-val {
  font-family: var(--font-mono);
  font-size: .86rem;
  word-break: break-all;
  color: var(--paper);
}

.page-privacy .copy-btn {
  padding: .3rem .6rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(56, 225, 198, .08);
  color: var(--neon);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  cursor: pointer;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}

.page-privacy .copy-btn:hover {
  border-color: var(--neon);
  background: rgba(56, 225, 198, .14);
}

.page-privacy .copy-btn.is-copied {
  border-color: var(--gold-lift);
  color: var(--gold-lift);
  background: rgba(201, 162, 39, .12);
}

.page-privacy .foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.page-privacy .foot-links a {
  padding: .5rem .82rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--neon);
  text-decoration: none;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}

.page-privacy .foot-links a:hover {
  border-color: var(--neon);
  background: rgba(56, 225, 198, .08);
  color: var(--gold-lift);
}

/* ——— 断点 ——— */
@media (max-width: 899px) {
  .page-privacy .tree-list {
    grid-auto-flow: column;
    grid-auto-columns: minmax(160px, 1fr);
    gap: .35rem;
    overflow-x: auto;
    padding-bottom: .35rem;
    scrollbar-width: thin;
  }

  .page-privacy .privacy-tree .index-link {
    border-left: 0;
    border-bottom: 2px solid transparent;
  }

  .page-privacy .privacy-tree .index-link:hover,
  .page-privacy .privacy-tree .index-link:focus-visible,
  .page-privacy .privacy-tree .index-link[aria-current="true"] {
    border-left-color: transparent;
    border-bottom-color: var(--gold);
  }
}

@media (min-width: 820px) {
  .page-privacy .privacy-foot {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: clamp(1.2rem, 3vw, 2.6rem);
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pp-tree-w) minmax(0, 1fr);
    gap: clamp(1.6rem, 4vw, 3rem);
  }

  .page-privacy .privacy-tree {
    position: sticky;
    top: clamp(96px, 12vh, 132px);
  }
}

@media (min-width: 940px) {
  .page-privacy .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .index-link,
  .page-privacy .copy-btn,
  .page-privacy .foot-links a,
  .page-privacy .dossier-entry::before {
    transition: none;
  }
}