/* ============================================
   AIFA · 数据与隐私页专属样式
   作用域：.page-privacy
   ============================================ */
.page-privacy {
  display: block;
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(11, 61, 86, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 61, 86, 0.035) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--ink);
}

.page-privacy .privacy-sheet {
  max-width: var(--container-w);
  margin-inline: auto;
  padding: 0 16px 72px;
}

.page-privacy .breadcrumb {
  padding-top: 28px;
  padding-bottom: 0;
}

/* ===== Hero ===== */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  padding: clamp(26px, 6vw, 40px) clamp(20px, 5vw, 34px) 38px;
  background-color: var(--ink);
  border-top: 5px solid var(--neon);
  box-shadow: 8px 8px 0 rgba(26, 29, 31, 0.08);
  color: var(--paper);
}

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

.page-privacy .privacy-hero::before {
  content: "PRIVACY / 2025";
  position: absolute;
  top: 20px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(245, 241, 232, 0.16);
  writing-mode: vertical-rl;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: repeating-linear-gradient(
    -45deg,
    var(--orange) 0 14px,
    var(--neon) 14px 28px,
    var(--deep-blue) 28px 42px
  );
  opacity: 0.55;
  z-index: 1;
}

.page-privacy .privacy-hero__tagline {
  display: inline-block;
  margin: 0 0 18px;
  padding: 4px 10px;
  border: 1px solid rgba(198, 255, 0, 0.4);
  background-color: rgba(198, 255, 0, 0.06);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: clamp(34px, 7vw, 56px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .privacy-hero__subtitle {
  margin: 0 0 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(245, 241, 232, 0.18);
  font-family: var(--font-heading);
  font-size: clamp(14px, 2.4vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--orange);
}

.page-privacy .privacy-hero__lead {
  max-width: 680px;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 241, 232, 0.86);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-privacy .privacy-hero__meta-item {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  color: rgba(245, 241, 232, 0.68);
}

.page-privacy .privacy-hero__meta-label {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 6px;
  border: 1px solid rgba(198, 255, 0, 0.3);
  font-size: 11px;
  vertical-align: 1px;
  color: var(--neon);
}

/* ===== 纹理图 ===== */
.page-privacy .privacy-texture {
  margin: 0;
  border: 1px solid var(--border);
  border-top: 0;
  background-color: var(--paper);
  box-shadow: 0 12px 28px rgba(26, 29, 31, 0.06);
}

.page-privacy .privacy-texture img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

/* ===== 内容栅格 ===== */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px 34px;
  margin-top: 46px;
}

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

/* ===== 条款区块 ===== */
.page-privacy .privacy-section {
  position: relative;
  margin-bottom: 30px;
  padding: clamp(20px, 4vw, 26px) clamp(16px, 3vw, 24px) 28px;
  background-color: rgba(245, 241, 232, 0.92);
  border: 1px solid var(--border);
  border-left: 4px solid var(--deep-blue);
  box-shadow: 0 3px 0 rgba(26, 29, 31, 0.04), 6px 6px 0 rgba(26, 29, 31, 0.03);
}

.page-privacy .privacy-section:nth-child(even) {
  border-left-color: var(--orange);
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.page-privacy .privacy-section__num {
  flex: none;
  display: inline-block;
  padding: 4px 10px;
  background-color: var(--tag-bg);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--orange);
}

.page-privacy .privacy-section__title {
  margin: 0 0 2px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-section__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--gray);
}

/* ===== 信息收集列表 ===== */
.page-privacy .privacy-facts {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-fact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--border);
}

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

.page-privacy .privacy-fact__tag {
  justify-self: start;
  padding: 3px 10px;
  background-color: var(--code-bg);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--deep-blue);
}

.page-privacy .privacy-fact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
}

.page-privacy .privacy-exclude {
  margin: 20px 0 0;
  padding: 12px 14px;
  background-color: var(--tag-bg);
  border-left: 3px solid var(--deep-blue);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* ===== 信息使用卡片 ===== */
.page-privacy .privacy-use-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .privacy-use {
  position: relative;
  padding: 20px 16px 16px;
  background-color: var(--paper);
  border: 1px solid var(--border);
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

.page-privacy .privacy-use::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background-color: var(--neon);
}

.page-privacy .privacy-use:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 22px var(--shadow);
}

.page-privacy .privacy-use__num {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  background-color: var(--code-bg);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .privacy-use__title {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
}

.page-privacy .privacy-use__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* ===== Cookie 数据表 ===== */
.page-privacy .privacy-cookie {
  margin: 0 0 16px;
  border: 1px solid var(--border);
  background-color: var(--paper);
}

.page-privacy .privacy-cookie__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.page-privacy .privacy-cookie__row:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-cookie__row span {
  display: block;
  font-size: 13px;
  line-height: 1.6;
  word-break: break-word;
}

.page-privacy .privacy-cookie__row i {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-style: normal;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-privacy .privacy-cookie__row--head {
  display: none;
}

.page-privacy .privacy-subnote {
  margin: 0;
  padding: 12px 14px;
  background-color: var(--code-bg);
  border-left: 3px solid var(--orange);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* ===== 用户控制 ===== */
.page-privacy .privacy-controls {
  counter-reset: privacy-control;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-control {
  counter-increment: privacy-control;
  position: relative;
  padding: 16px 16px 14px 54px;
  background-color: var(--paper);
  border: 1px solid var(--border);
  border-left: 3px solid var(--deep-blue);
}

.page-privacy .privacy-control::before {
  content: "0" counter(privacy-control);
  position: absolute;
  left: 12px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .privacy-control__title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
}

.page-privacy .privacy-control__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

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

/* ===== 侧边栏 ===== */
.page-privacy .privacy-aside {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  min-width: 0;
}

.page-privacy .privacy-aside__card {
  position: relative;
  padding: 24px 20px 20px;
  background-color: var(--deep-blue);
  border: 1px solid rgba(245, 241, 232, 0.12);
  box-shadow: 8px 8px 0 rgba(26, 29, 31, 0.09);
  color: var(--paper);
}

.page-privacy .privacy-aside__card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-width: 0 26px 26px 0;
  border-style: solid;
  border-color: transparent var(--neon) transparent transparent;
}

.page-privacy .privacy-aside__label {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--neon);
}

.page-privacy .privacy-aside__title {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 900;
}

.page-privacy .privacy-map {
  margin: 0 0 20px;
}

.page-privacy .privacy-map > div {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(245, 241, 232, 0.12);
}

.page-privacy .privacy-map dt {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding-top: 3px;
  color: var(--neon);
}

.page-privacy .privacy-map dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: rgba(245, 241, 232, 0.88);
}

.page-privacy .privacy-aside__card .btn {
  margin-top: 10px;
  width: 100%;
}

.page-privacy .privacy-aside__card .btn--ghost {
  border-color: rgba(245, 241, 232, 0.45);
  color: var(--paper);
}

.page-privacy .privacy-aside__card .btn--ghost:hover,
.page-privacy .privacy-aside__card .btn--ghost:focus-visible {
  border-color: var(--neon);
  color: var(--neon);
}

.page-privacy .privacy-aside__links {
  padding: 20px 18px;
  background-color: var(--tag-bg);
  border: 1px solid var(--border);
}

.page-privacy .privacy-aside__links ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-aside__links li {
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--border);
}

.page-privacy .privacy-aside__links li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-aside__links .link {
  font-size: 13px;
}

/* ===== 联系方式 ===== */
.page-privacy .privacy-contact {
  position: relative;
  margin-top: 52px;
  padding: 34px clamp(16px, 4vw, 24px) 30px;
  background-color: var(--tag-bg);
  border: 1px solid var(--border);
}

.page-privacy .privacy-contact::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: calc(100% + 2px);
  height: 5px;
  background: linear-gradient(90deg, var(--ink) 0 20%, var(--neon) 20% 40%, var(--deep-blue) 40% 60%, var(--orange) 60% 80%, var(--ink) 80% 100%);
}

.page-privacy .privacy-contact__head {
  margin-bottom: 22px;
}

.page-privacy .privacy-contact__num {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 10px;
  background-color: var(--paper);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
}

.page-privacy .privacy-contact__title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 900;
}

.page-privacy .privacy-contact__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray);
}

.page-privacy .privacy-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 20px;
}

.page-privacy .privacy-contact__item {
  padding: 14px 16px;
  background-color: var(--paper);
  border: 1px solid var(--border);
}

.page-privacy .privacy-contact__item .contact-label {
  font-size: 11px;
}

.page-privacy .privacy-contact__value {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.55;
  word-break: break-word;
}

.page-privacy .privacy-contact-note {
  margin-bottom: 0;
}

/* ===== 响应式 ===== */
@media (min-width: 600px) {
  .page-privacy .privacy-sheet {
    padding-left: 24px;
    padding-right: 24px;
  }

  .page-privacy .privacy-fact {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }

  .page-privacy .privacy-fact__tag {
    justify-self: stretch;
    text-align: center;
    padding-top: 6px;
    padding-bottom: 6px;
  }

  .page-privacy .privacy-contact__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 640px) {
  .page-privacy .privacy-cookie__row,
  .page-privacy .privacy-cookie__row--head {
    grid-template-columns: 150px minmax(0, 1fr) 140px;
    gap: 0;
    padding: 0;
  }

  .page-privacy .privacy-cookie__row--head {
    display: grid;
    background-color: var(--ink);
  }

  .page-privacy .privacy-cookie__row--head span {
    padding: 10px 14px;
    border-left: 1px solid rgba(245, 241, 232, 0.14);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--paper);
  }

  .page-privacy .privacy-cookie__row--head span:first-child {
    border-left: 0;
  }

  .page-privacy .privacy-cookie__row > span {
    padding: 12px 14px;
    border-left: 1px solid var(--border);
  }

  .page-privacy .privacy-cookie__row > span:first-child {
    border-left: 0;
  }

  .page-privacy .privacy-cookie__row i {
    display: none;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .page-privacy .privacy-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 48px 40px;
    align-items: start;
  }

  .page-privacy .privacy-aside {
    position: sticky;
    top: 24px;
  }
}