.page-privacy {
  --privacy-rail: 236px;
  --privacy-line: rgba(138, 155, 181, 0.22);
  --privacy-text: rgba(232, 238, 247, 0.84);
  --privacy-text-soft: rgba(232, 238, 247, 0.68);
  display: block;
  padding-bottom: 96px;
  font-family: var(--font-body);
}

/* ============ 首屏 ============ */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 48px 0 44px;
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(61, 245, 142, 0.12), transparent 58%),
    linear-gradient(155deg, var(--ink-void) 0%, var(--ink-deep) 100%);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  background: linear-gradient(90deg, var(--magenta), var(--violet));
  opacity: 0.75;
}

.page-privacy .privacy-hero__grid {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  gap: 32px;
  align-items: center;
}

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

.page-privacy .privacy-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
  background: var(--glass);
  border: 1px solid rgba(61, 245, 142, 0.34);
  border-radius: 999px;
}

.page-privacy .privacy-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-size: clamp(28px, 6vw, 50px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-privacy .privacy-hero__lede {
  max-width: 60ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.9;
  color: var(--privacy-text);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: var(--fs-1);
  color: var(--privacy-text-soft);
}

.page-privacy .privacy-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: 8px;
}

.page-privacy .privacy-hero__meta .mono {
  color: var(--orange);
  font-size: var(--fs-0);
  letter-spacing: 0.08em;
}

.page-privacy .privacy-hero__media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-line);
  background: var(--glass-soft);
}

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

/* ============ 主体框架 ============ */
.page-privacy .privacy-shell {
  width: var(--shell);
  margin: 0 auto;
  padding-top: 44px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

/* ============ 章节目录 ============ */
.page-privacy .privacy-toc {
  padding: 18px 16px 14px;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.page-privacy .privacy-toc__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: var(--fs-1);
  line-height: 1.55;
  color: var(--privacy-text-soft);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-privacy .privacy-toc__list a .mono {
  color: var(--lime);
  font-size: var(--fs-0);
  letter-spacing: 0.08em;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  background: var(--glass);
  color: var(--paper);
}

.page-privacy .privacy-toc__top {
  display: inline-block;
  margin-top: 14px;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  letter-spacing: 0.12em;
  color: var(--orange);
  text-decoration: none;
  border: 1px solid rgba(255, 138, 61, 0.4);
  border-radius: 999px;
  transition: background 0.2s ease;
}

.page-privacy .privacy-toc__top:hover,
.page-privacy .privacy-toc__top:focus-visible {
  background: rgba(255, 138, 61, 0.14);
}

/* ============ 章节 ============ */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: 30px 0 6px;
  border-top: 1px solid var(--privacy-line);
}

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

.page-privacy .privacy-section__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-privacy .privacy-section__num {
  flex: 0 0 auto;
  width: 40px;
  font-size: var(--fs-3);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-privacy .privacy-section__head > div {
  flex: 1 1 auto;
  min-width: 0;
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 3.6vw, 30px);
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-privacy .privacy-section__kicker {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-privacy .privacy-section__body {
  padding-left: 56px;
}

.page-privacy .privacy-section__body > p {
  margin: 16px 0 0;
  font-size: var(--fs-2);
  line-height: 1.92;
  color: var(--privacy-text);
}

/* ============ 条目列表 ============ */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-list li {
  padding: 14px 18px;
  background: var(--glass-soft);
  border-left: 2px solid rgba(61, 245, 142, 0.42);
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: background 0.22s ease, border-color 0.22s ease;
}

.page-privacy .privacy-list li:hover {
  background: rgba(255, 255, 255, 0.1);
  border-left-color: var(--lime);
}

.page-privacy .privacy-list strong {
  display: block;
  font-size: var(--fs-2);
  font-weight: 700;
  line-height: 1.55;
  color: var(--paper);
}

.page-privacy .privacy-list span {
  display: block;
  margin-top: 5px;
  font-size: var(--fs-1);
  line-height: 1.85;
  color: var(--privacy-text-soft);
}

/* 术语标签 */
.page-privacy .privacy-tag {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 9px;
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--lime);
  background: rgba(61, 245, 142, 0.1);
  border: 1px solid rgba(61, 245, 142, 0.34);
  border-radius: 6px;
  vertical-align: 2px;
}

.page-privacy .privacy-tag--gold {
  color: var(--gold);
  background: rgba(217, 164, 65, 0.12);
  border-color: rgba(217, 164, 65, 0.4);
}

/* ============ 数据流步骤 ============ */
.page-privacy .privacy-flow {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .privacy-flow__step {
  position: relative;
  padding: 18px 18px 16px;
  background: linear-gradient(140deg, rgba(46, 42, 114, 0.55), rgba(11, 27, 58, 0.72));
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-privacy .privacy-flow__step::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--magenta), var(--violet));
}

.page-privacy .privacy-flow__idx {
  display: block;
  font-size: var(--fs-0);
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-privacy .privacy-flow__step strong {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-3);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .privacy-flow__text {
  display: block;
  margin-top: 6px;
  font-size: var(--fs-1);
  line-height: 1.8;
  color: var(--privacy-text-soft);
}

/* ============ 展开条款 ============ */
.page-privacy .privacy-fold {
  margin-top: 12px;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: background 0.25s ease, border-color 0.25s ease;
}

.page-privacy .privacy-fold[open] {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(61, 245, 142, 0.3);
}

.page-privacy .privacy-fold summary {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: baseline;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-fold summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-3);
  line-height: 1;
  color: var(--lime);
  transition: transform 0.25s ease;
}

.page-privacy .privacy-fold[open] summary::after {
  transform: rotate(45deg);
}

.page-privacy .privacy-fold summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-privacy .privacy-fold__label {
  font-size: var(--fs-2);
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-fold__hint {
  font-family: var(--font-mono);
  font-size: var(--fs-0);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .privacy-fold__body {
  padding: 14px 18px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.page-privacy .privacy-fold__body p {
  margin: 0;
  font-size: var(--fs-1);
  line-height: 1.9;
  color: var(--privacy-text-soft);
}

/* ============ 联系与延伸链接 ============ */
.page-privacy .privacy-contact {
  margin: 22px 0 0;
  padding: 16px 18px;
  font-size: var(--fs-2);
  line-height: 1.9;
  color: var(--paper);
  background: linear-gradient(120deg, rgba(110, 30, 60, 0.5), rgba(46, 42, 114, 0.45));
  border: 1px solid var(--glass-line);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-privacy .privacy-links {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .privacy-links a {
  display: block;
  padding: 12px 16px;
  font-size: var(--fs-1);
  line-height: 1.6;
  color: var(--privacy-text);
  text-decoration: none;
  background: var(--glass-soft);
  border: 1px solid var(--glass-line);
  border-radius: 10px;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-links a::after {
  content: "→";
  float: right;
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-privacy .privacy-links a:hover,
.page-privacy .privacy-links a:focus-visible {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(61, 245, 142, 0.34);
}

/* ============ 响应式 ============ */
@media (max-width: 599px) {
  .page-privacy {
    padding-bottom: 64px;
  }

  .page-privacy .privacy-hero {
    padding: 32px 0 34px;
  }

  .page-privacy .privacy-section__num {
    width: 30px;
    font-size: var(--fs-2);
  }

  .page-privacy .privacy-section__head {
    gap: 10px;
  }

  .page-privacy .privacy-section__body {
    padding-left: 0;
  }

  .page-privacy .privacy-list li,
  .page-privacy .privacy-contact {
    padding-left: 14px;
    padding-right: 14px;
  }
}

@media (min-width: 700px) {
  .page-privacy .privacy-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 64px 0 56px;
  }

  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-shell {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    column-gap: 52px;
    padding-top: 56px;
  }

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

  .page-privacy .privacy-section {
    padding-top: 36px;
  }
}