/* ===== 数据与隐私页 ===== */

.page-privacy .privacy-masthead {
  padding: clamp(20px, 4.5vw, 40px) 0 clamp(16px, 3vw, 26px);
  background:
    radial-gradient(130% 150% at 10% -10%, rgba(53, 242, 208, 0.12), transparent 58%),
    linear-gradient(180deg, var(--ink-900), var(--ink-800));
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-masthead > .shell,
.page-privacy .privacy-hero-band > .shell {
  padding-inline: var(--gutter);
}

.page-privacy .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

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

.page-privacy .breadcrumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 7.6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  color: var(--paper);
  margin: 14px 0 0;
  max-width: 18ch;
}

.page-privacy .privacy-lede {
  max-width: 62ch;
  margin-top: 18px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--text);
}

.page-privacy .privacy-meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
}

.page-privacy .privacy-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  font-size: 13px;
}

.page-privacy .privacy-meta__k {
  color: var(--text-dim);
}

.page-privacy .privacy-meta__v {
  font-family: var(--font-mono);
  color: var(--yellow);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-hero-band {
  padding: clamp(20px, 4vw, 36px) 0 0;
}

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

.page-privacy .privacy-hero .media__frame {
  aspect-ratio: 12 / 7;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}

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

.page-privacy .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

/* ===== 主布局 ===== */

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(22px, 4.5vw, 40px) var(--gutter) clamp(56px, 8vw, 88px);
}

/* ===== 左侧章节索引 ===== */

.page-privacy .privacy-toc-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  padding: 14px 16px;
}

.page-privacy .privacy-toc-summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neon);
}

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

.page-privacy .privacy-toc-summary::after {
  content: "＋";
  float: right;
  color: var(--text-dim);
}

.page-privacy .privacy-toc-box[open] .privacy-toc-summary::after {
  content: "－";
}

.page-privacy .toc__list {
  counter-reset: toc;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-privacy .toc__link {
  display: block;
  padding: 7px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 8px 8px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  transition: color var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease);
}

.page-privacy .toc__link::before {
  counter-increment: toc;
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--neon-deep);
  margin-right: 8px;
}

.page-privacy .toc__link:hover {
  background: var(--glass-2);
  color: var(--paper);
}

.page-privacy .toc__link.is-current {
  color: var(--neon);
  border-left-color: var(--neon);
  background: var(--glass-2);
}

/* ===== 正文阅读区 ===== */

.page-privacy .privacy-article {
  background: var(--paper);
  color: var(--ink-800);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 4vw, 44px);
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.8);
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: clamp(28px, 5vw, 46px);
  padding-top: clamp(28px, 5vw, 46px);
  border-top: 1px solid rgba(10, 26, 42, 0.14);
}

.page-privacy .privacy-sec__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-900);
  background: var(--yellow);
  padding: 4px 11px;
  border-radius: 999px;
  margin: 0 0 12px;
}

.page-privacy .privacy-sec h2 {
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  margin: 0 0 12px;
}

.page-privacy .privacy-sec__lead {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(10, 26, 42, 0.78);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(10, 26, 42, 0.9);
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--neon-deep);
}

.page-privacy .privacy-list strong {
  color: var(--ink-900);
  font-weight: 700;
}

.page-privacy .privacy-note {
  margin: 20px 0 0;
  padding: 13px 16px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 107, 44, 0.09);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(10, 26, 42, 0.86);
}

.page-privacy .privacy-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px 26px;
  margin-top: 4px;
  padding: 18px;
  border-radius: var(--radius);
  background: rgba(10, 26, 42, 0.05);
  border: 1px solid rgba(10, 26, 42, 0.1);
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-privacy .privacy-contact__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #5D7182;
}

.page-privacy .privacy-contact__v {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-900);
  word-break: break-word;
}

.page-privacy .privacy-links {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(10, 26, 42, 0.8);
}

.page-privacy .privacy-links a {
  color: #0A6B5A;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-links a:hover {
  color: var(--ink-900);
}

/* ===== 右侧要点速览 ===== */

.page-privacy .privacy-summary {
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(165deg, rgba(53, 242, 208, 0.12), rgba(255, 255, 255, 0.04));
  transition: transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
}

.page-privacy .privacy-summary:hover {
  transform: translateY(-3px);
  border-color: rgba(53, 242, 208, 0.42);
}

.page-privacy .privacy-lock {
  display: block;
  width: 44px;
  height: 44px;
  color: var(--neon);
  margin-bottom: 12px;
}

.page-privacy .privacy-summary__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-privacy .privacy-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 0;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 24px);
  line-height: 1.1;
  color: var(--yellow);
  letter-spacing: -0.01em;
}

.page-privacy .privacy-stat__label {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-dim);
}

.page-privacy .privacy-top {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
  padding-bottom: 2px;
}

.page-privacy .privacy-top:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ===== 交互过渡 ===== */

.page-privacy [data-reveal] {
  transition: transform 320ms var(--ease), opacity 320ms var(--ease);
}

.page-privacy [data-reveal].is-visible {
  transform: none;
  opacity: 1;
}

/* ===== 响应式 ===== */

@media (min-width: 640px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 210px minmax(0, 1fr) 238px;
    gap: 30px;
    align-items: start;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }

  .page-privacy .privacy-sec__no {
    margin-bottom: 14px;
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 224px minmax(0, 1fr) 252px;
    gap: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-summary,
  .page-privacy [data-reveal],
  .page-privacy .toc__link {
    transition: none !important;
    transform: none !important;
  }

  .page-privacy .privacy-summary:hover {
    transform: none;
  }
}