.page-privacy {
  --p-cut: 14px;
  --p-line: rgba(53, 242, 224, 0.16);
  --p-line-soft: rgba(111, 124, 140, 0.28);
  --p-body: #c3d0da;
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-privacy .hero-privacy {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
  padding: clamp(28px, 4.6vw, 62px) 0 clamp(42px, 7vw, 88px);
}

.page-privacy .hero-privacy::before {
  content: "";
  position: absolute;
  top: -12%;
  right: 0;
  width: min(620px, 84vw);
  height: 132%;
  background: linear-gradient(150deg, rgba(138, 92, 255, 0.22), rgba(53, 242, 224, 0.06) 55%, transparent 80%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .hero-copy,
.page-privacy .hero-figure {
  position: relative;
  z-index: 1;
}

.page-privacy .hero-copy h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-size: clamp(36px, 5.6vw, 62px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
  text-shadow: 2px 0 rgba(53, 242, 224, 0.3);
}

.page-privacy .hero-copy .lead {
  max-width: 48ch;
  margin-top: 20px;
  color: var(--p-body);
}

.page-privacy .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-privacy .hero-figure {
  margin: 0;
}

.page-privacy .hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .doc-layout {
  display: grid;
  gap: clamp(26px, 3.6vw, 52px);
  padding-bottom: clamp(56px, 8vw, 112px);
}

/* ---------- 目录 ---------- */
.page-privacy .doc-nav {
  padding: 20px 18px 22px;
  background: var(--ink-2);
  border: 1px solid var(--p-line);
  clip-path: polygon(0 0, calc(100% - var(--p-cut)) 0, 100% var(--p-cut), 100% 100%, var(--p-cut) 100%, 0 calc(100% - var(--p-cut)));
}

.page-privacy .doc-nav__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-privacy .doc-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-privacy .doc-nav__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.page-privacy .doc-nav__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .doc-nav__link:hover,
.page-privacy .doc-nav__link:focus-visible {
  background: rgba(53, 242, 224, 0.08);
  border-left-color: var(--lime);
  color: var(--lime);
}

.page-privacy .doc-nav__link:hover .doc-nav__num,
.page-privacy .doc-nav__link:focus-visible .doc-nav__num {
  color: var(--lime);
}

.page-privacy .doc-nav__cta {
  margin-top: 20px;
}

/* ---------- 正文章节 ---------- */
.page-privacy .doc-section {
  --p-accent: var(--cyan);
  --p-tint: rgba(53, 242, 224, 0.07);
  position: relative;
  margin-bottom: clamp(22px, 3.2vw, 38px);
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid var(--p-line);
  border-left: 3px solid var(--p-accent);
  background:
    linear-gradient(155deg, var(--p-tint), transparent 58%),
    linear-gradient(165deg, #101827, #08090f);
  clip-path: polygon(0 0, calc(100% - var(--p-cut)) 0, 100% var(--p-cut), 100% 100%, var(--p-cut) 100%, 0 calc(100% - var(--p-cut)));
}

.page-privacy .doc-section--use { --p-accent: var(--violet); --p-tint: rgba(138, 92, 255, 0.1); }
.page-privacy .doc-section--settings { --p-accent: var(--cyan-deep); --p-tint: rgba(14, 110, 107, 0.26); }
.page-privacy .doc-section--keep { --p-accent: var(--coral); --p-tint: rgba(255, 107, 74, 0.09); }
.page-privacy .doc-section--contact { --p-accent: var(--lime); --p-tint: rgba(182, 255, 61, 0.07); }

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

.page-privacy .doc-section__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--p-line-soft);
}

.page-privacy .doc-section__num {
  flex: none;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--p-accent);
  border: 1px solid currentColor;
  border-radius: 2px;
}

.page-privacy .doc-section__head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-privacy .doc-section p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--p-body);
}

.page-privacy .doc-section p:last-child {
  margin-bottom: 0;
}

.page-privacy .doc-note {
  margin-top: 18px !important;
  padding: 12px 14px;
  border-left: 2px solid var(--p-accent);
  background: rgba(7, 8, 13, 0.62);
  font-size: 15px !important;
}

.page-privacy .doc-inline-link {
  margin-top: 18px !important;
  font-size: 15px !important;
  color: var(--gray) !important;
}

.page-privacy .doc-inline-link a {
  color: var(--cyan-mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(157, 243, 236, 0.45);
}

.page-privacy .doc-inline-link a:hover,
.page-privacy .doc-inline-link a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 三类信息 ---------- */
.page-privacy .info-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .info-item {
  padding: 18px 16px 16px;
  background: rgba(7, 8, 13, 0.62);
  border: 1px solid var(--p-line-soft);
  border-top: 2px solid var(--cyan);
}

.page-privacy .info-item:nth-child(2) {
  border-top-color: var(--violet);
}

.page-privacy .info-item:nth-child(3) {
  border-top-color: var(--coral);
}

.page-privacy .info-item__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--mist);
}

.page-privacy .info-item p {
  margin: 0;
  font-size: 14.6px;
  line-height: 1.75;
}

/* ---------- 流向图 ---------- */
.page-privacy .flow-figure {
  margin: 22px 0;
  padding: 14px 8px 6px;
  background: rgba(7, 8, 13, 0.55);
  border: 1px dashed rgba(138, 92, 255, 0.34);
}

.page-privacy .flow-svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 640px;
  margin: 0 auto;
}

.page-privacy .flow-line {
  stroke: rgba(53, 242, 224, 0.42);
  stroke-width: 2;
  stroke-dasharray: 6 8;
}

.page-privacy .flow-node {
  fill: rgba(14, 20, 32, 0.92);
  stroke-width: 2;
}

.page-privacy .flow-node--a { stroke: #35f2e0; }
.page-privacy .flow-node--b { stroke: #8a5cff; }
.page-privacy .flow-node--c { stroke: #ff6b4a; }

.page-privacy .flow-num {
  font-family: var(--font-mono);
  font-size: 19px;
  fill: #e8f1f5;
  text-anchor: middle;
}

.page-privacy .flow-label {
  font-family: var(--font-head);
  font-size: 15px;
  letter-spacing: 0.08em;
  fill: #9aaab8;
  text-anchor: middle;
}

/* ---------- 使用三条 ---------- */
.page-privacy .use-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .use-row {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: rgba(138, 92, 255, 0.06);
  border-left: 2px solid var(--violet);
}

.page-privacy .use-row__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

.page-privacy .use-row p {
  margin: 0;
  font-size: 15px;
}

/* ---------- 设置折叠 ---------- */
.page-privacy .accordion {
  margin-top: 20px;
  border-top: 1px solid var(--p-line-soft);
}

.page-privacy .accordion__item {
  border-bottom: 1px solid var(--p-line-soft);
}

.page-privacy .accordion__heading {
  margin: 0;
  font-size: inherit;
}

.page-privacy .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 16px 4px;
  background: none;
  border: 0;
  color: var(--mist);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.page-privacy .accordion__trigger::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--cyan);
  transition: color 0.12s ease;
}

.page-privacy .accordion__item[data-open="true"] .accordion__trigger::after {
  content: "\2212";
  color: var(--lime);
}

.page-privacy .accordion__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .accordion__item[data-open="true"] .accordion__num {
  color: var(--lime);
}

.page-privacy .accordion__inner p {
  padding: 0 4px 18px;
  margin: 0;
  font-size: 15px;
}

/* ---------- 保存与导出 ---------- */
.page-privacy .fact-list {
  margin: 20px 0 0;
  display: grid;
  gap: 0;
}

.page-privacy .fact-row {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--p-line-soft);
}

.page-privacy .fact-row:first-child {
  padding-top: 0;
}

.page-privacy .fact-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .fact-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--coral);
}

.page-privacy .fact-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--p-body);
}

/* ---------- 联系与申诉 ---------- */
.page-privacy .doc-section--contact .contact-list {
  margin: 20px 0 6px;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-privacy .info-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-privacy .fact-row {
    grid-template-columns: 140px 1fr;
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .hero-privacy {
    grid-template-columns: 7fr 5fr;
  }

  .page-privacy .doc-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .doc-nav {
    position: sticky;
    top: 96px;
  }

  .page-privacy .doc-nav__list {
    display: grid;
  }

  .page-privacy .doc-body {
    max-width: 900px;
  }
}

@media (max-width: 639px) {
  .page-privacy .hero-copy h1 {
    text-shadow: none;
  }

  .page-privacy .flow-figure {
    padding: 10px 4px 2px;
  }

  .page-privacy .flow-label {
    font-size: 13px;
  }
}