/* =========================================================
   隐私政策页 · 页面专属样式
   作用域：.page-privacy
   ========================================================= */
.page-privacy {
  background: var(--color-gray-light);
  color: #333;
  font-family: var(--font-body);
}

/* 面包屑 */
.page-privacy__crumbs {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-mid);
}

.page-privacy__crumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 8px;
  margin: 0;
  padding: 12px 0;
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-privacy__crumb-list a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-privacy__crumb-list a:hover {
  color: var(--color-gold);
}

.page-privacy__crumb-list li + li::before {
  content: "/";
  color: var(--color-gray-mid);
  margin-right: 8px;
}

.page-privacy__crumb-list [aria-current="page"] {
  color: var(--color-gray-dark);
}

/* Hero 首屏标题区 */
.page-privacy__hero {
  position: relative;
  overflow: hidden;
  background: var(--color-blue);
  color: var(--color-white);
  border-bottom: 6px solid var(--color-gold);
  padding: 56px 0 64px;
}

.page-privacy__hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 70%, rgba(245, 183, 0, 0.12) 70%, rgba(245, 183, 0, 0.12) 72%, transparent 72%),
    linear-gradient(120deg, transparent 84%, rgba(245, 183, 0, 0.08) 84%, rgba(245, 183, 0, 0.08) 86%, transparent 86%);
}

.page-privacy__hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 1;
}

.page-privacy__hero-copy {
  flex: 1 1 auto;
  min-width: 0;
}

.page-privacy__hero .section-label {
  margin: 0 0 16px;
}

.page-privacy__hero-copy h1 {
  font-family: var(--font-heading);
  font-size: 38px;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.page-privacy__hero-lead {
  max-width: 56ch;
  margin: 0;
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
}

.page-privacy__hero-mark {
  flex: 0 0 220px;
}

.page-privacy__hero-mark svg {
  display: block;
  width: 220px;
  height: auto;
  filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.3));
}

/* 双栏主体 */
.page-privacy__layout {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding-top: 48px;
  padding-bottom: 64px;
}

/* 左栏：章节索引 */
.page-privacy__index {
  flex: 0 0 280px;
  min-width: 0;
}

.page-privacy__index-inner {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  background: var(--color-white);
  border: 1px solid var(--color-gray-mid);
  padding: 24px 24px 20px;
}

.page-privacy__index-title {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-gray-mid);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--color-gray-dark);
}

.page-privacy__index-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy__index-list li {
  margin: 0;
}

.page-privacy__index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-gray-light);
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-blue);
  text-decoration: none;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.page-privacy__index-list a span {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  color: var(--color-gray-dark);
}

.page-privacy__index-list a:hover {
  padding-left: 8px;
  color: var(--color-gold);
}

.page-privacy__index-note {
  margin-top: 20px;
}

.page-privacy__index-note-title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-blue);
}

.page-privacy__index-note p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.6;
}

.page-privacy__index-note .btn--ghost {
  display: block;
  text-align: center;
}

/* 右栏：章节内容 */
.page-privacy__content {
  flex: 1 1 auto;
  min-width: 0;
}

.page-privacy__chapter {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-gray-mid);
  border-top: none;
  padding: 36px 36px 28px;
  margin-bottom: 28px;
  box-shadow:
    6px 6px 0 var(--color-gray-mid),
    12px 12px 0 rgba(10, 37, 64, 0.08);
  scroll-margin-top: calc(var(--header-height) + 24px);
  transition: box-shadow 0.25s ease;
}

.page-privacy__chapter::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold) 0 140px, var(--color-blue) 140px 100%);
}

.page-privacy__chapter:hover {
  box-shadow:
    6px 6px 0 var(--color-gray-mid),
    14px 14px 0 rgba(10, 37, 64, 0.12);
}

.page-privacy__chapter-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy__chapter-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-red);
  background: var(--color-gray-light);
  border: 1px solid var(--color-gray-mid);
  padding: 4px 8px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-privacy__chapter:hover .page-privacy__chapter-num {
  background: var(--color-red);
  color: var(--color-white);
  border-color: var(--color-red);
}

.page-privacy__chapter h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--color-blue);
}

.page-privacy__chapter h3 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-blue);
}

.page-privacy__chapter p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: #333;
}

.page-privacy__chapter p:last-child {
  margin-bottom: 0;
}

.page-privacy__chapter a {
  color: var(--color-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy__chapter a:hover {
  color: var(--color-gold);
}

/* 条目列表 */
.page-privacy__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy__list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 8px;
  line-height: 1.7;
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-privacy__list--rights strong {
  color: var(--color-blue);
}

.page-privacy__note {
  background: var(--color-gray-light);
  border-left: 4px solid var(--color-gold);
  padding: 14px 18px;
  margin: 0 0 4px;
  font-size: 15px;
  line-height: 1.7;
}

/* 保护措施网格 */
.page-privacy__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.page-privacy__grid-item {
  background: var(--color-gray-light);
  border: 1px solid var(--color-gray-mid);
  border-top: 3px solid var(--color-blue);
  padding: 18px 20px;
  transition: border-top-color 0.2s ease, transform 0.2s ease;
}

.page-privacy__grid-item:hover {
  border-top-color: var(--color-gold);
  transform: translateY(-2px);
}

.page-privacy__grid-step {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-white);
  background: var(--color-blue);
  transition: background 0.2s ease, color 0.2s ease;
}

.page-privacy__grid-item:hover .page-privacy__grid-step {
  background: var(--color-gold);
  color: var(--color-black);
}

.page-privacy__grid-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}

/* 联系信息框 */
.page-privacy__contact-box {
  margin-top: 20px;
}

.page-privacy__contact-box p {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.6;
}

.page-privacy__contact-box p:last-child {
  margin-bottom: 0;
}

.page-privacy__contact-box-title {
  font-weight: 700;
  color: var(--color-blue);
}

/* 中部信息图 */
.page-privacy__visual {
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-mid);
  padding: 56px 0 72px;
}

.page-privacy__visual-inner {
  text-align: center;
}

.page-privacy__visual-inner img {
  display: block;
  width: 100%;
  max-width: 800px;
  height: auto;
  aspect-ratio: 800 / 600;
  object-fit: cover;
  margin: 0 auto;
  border: 8px solid var(--color-white);
  outline: 1px solid var(--color-gray-mid);
  outline-offset: -8px;
  background: var(--color-gray-light);
}

.page-privacy__visual-caption {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gray-dark);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .page-privacy__hero-inner {
    flex-direction: column;
    gap: 28px;
    text-align: center;
  }

  .page-privacy__hero-lead {
    margin-left: auto;
    margin-right: auto;
  }

  .page-privacy__hero-mark {
    flex-basis: auto;
  }

  .page-privacy__hero-mark svg {
    width: 140px;
    height: auto;
  }

  .page-privacy__hero-copy h1 {
    font-size: 32px;
  }

  .page-privacy__layout {
    flex-direction: column;
    padding-top: 36px;
  }

  .page-privacy__index {
    flex: 1 1 auto;
    width: 100%;
  }

  .page-privacy__index-inner {
    position: static;
  }

  .page-privacy__index-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .page-privacy__index-list li {
    margin: 0;
  }

  .page-privacy__index-list a {
    border: 1px solid var(--color-gray-mid);
    padding: 8px 12px;
    font-size: 14px;
  }

  .page-privacy__index-note {
    margin-top: 16px;
  }
}

@media (max-width: 600px) {
  .page-privacy__crumbs {
    font-size: 12px;
  }

  .page-privacy__hero {
    padding: 40px 0 48px;
  }

  .page-privacy__hero-copy h1 {
    font-size: 26px;
  }

  .page-privacy__hero-lead {
    font-size: 16px;
  }

  .page-privacy__chapter {
    padding: 24px 20px 20px;
    box-shadow: 4px 4px 0 var(--color-gray-mid);
  }

  .page-privacy__chapter-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-privacy__chapter h2 {
    font-size: 22px;
  }

  .page-privacy__index-list a {
    flex: 1 1 100%;
  }

  .page-privacy__grid {
    grid-template-columns: 1fr;
  }

  .page-privacy__visual {
    padding: 36px 0 48px;
  }

  .page-privacy__visual-inner img {
    border-width: 4px;
  }
}