.page-privacy {
  --privacy-rule: rgba(10, 86, 72, 0.2);
  --privacy-measure: 740px;
  background: var(--cream);
}

/* ---------- 顶部抽象视觉 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  overflow: hidden;
  border-bottom: var(--line);
  background: var(--mint);
}

.page-privacy .privacy-banner-img {
  display: block;
  width: 100%;
  height: clamp(170px, 24vw, 300px);
  object-fit: cover;
  object-position: center;
  filter: saturate(1.05);
}

.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(135deg, rgba(18, 38, 58, 0.07) 0 2px, transparent 2px 11px);
}

.page-privacy .privacy-banner-strip {
  position: absolute;
  left: 0;
  bottom: 0;
  width: clamp(120px, 22%, 260px);
  height: 10px;
  background: var(--orange);
  z-index: 2;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  padding-bottom: 26px;
  border-bottom: 2px solid var(--privacy-rule);
}

.page-privacy .privacy-head .page-lede {
  max-width: var(--privacy-measure);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-body {
  padding: 34px 0 76px;
}

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

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  margin: 0 0 34px;
  padding: 14px;
  background: var(--panel);
  border: 2px solid var(--green-dark);
  box-shadow: var(--shadow-sm);
}

.page-privacy .toc-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--taupe);
}

.page-privacy .toc-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .toc-item {
  flex: 0 0 auto;
}

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  min-width: 186px;
  padding: 10px 12px;
  font-size: 0.88rem;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  background: var(--cream);
  border: 2px solid var(--green-dark);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--green);
}

.page-privacy .toc-link:hover {
  background: var(--mint);
  border-color: var(--orange);
}

.page-privacy .toc-link:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}

.page-privacy .toc-link[aria-current="location"] {
  background: var(--green);
  color: var(--panel);
}

.page-privacy .toc-link[aria-current="location"] .toc-num {
  color: var(--yellow);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  padding-bottom: 34px;
  margin-bottom: 38px;
  border-bottom: 2px solid var(--privacy-rule);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-section:last-child {
  margin-bottom: 24px;
}

.page-privacy .privacy-section .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: 20px;
}

.page-privacy .privacy-section .section-number {
  font-family: var(--font-mono);
  font-size: clamp(1.7rem, 6.5vw, 2.5rem);
  line-height: 1;
  color: var(--green);
  letter-spacing: -0.03em;
}

.page-privacy .privacy-section .section-title {
  margin: 0 0 6px;
  font-size: clamp(1.2rem, 3.4vw, 1.55rem);
  line-height: 1.38;
  color: var(--ink);
}

.page-privacy .privacy-section .section-sub {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--taupe);
}

.page-privacy .privacy-content p {
  max-width: var(--privacy-measure);
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.92;
  color: var(--ink);
}

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

.page-privacy .privacy-content .hint {
  margin-top: 18px;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--taupe);
}

.page-privacy .link-inline {
  color: var(--green);
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
  padding-bottom: 1px;
}

.page-privacy .link-inline:hover {
  color: var(--orange);
}

.page-privacy .link-inline:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 2px;
}

.page-privacy .mono {
  font-family: var(--font-mono);
  font-size: 0.92em;
  color: var(--ink);
}

/* ---------- 场景卡 ---------- */
.page-privacy .scene-list {
  display: grid;
  gap: 14px;
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .scene-item {
  padding: 16px 18px;
  background: var(--panel);
  border: 2px solid var(--green-dark);
  border-left-width: 8px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.page-privacy .scene-item:hover {
  border-color: var(--orange);
  background: #fffdf7;
}

.page-privacy .scene-tag {
  display: inline-block;
  margin-bottom: 9px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--green-dark);
  background: var(--mint);
  border: 1px solid var(--green-dark);
}

.page-privacy .scene-item p {
  max-width: none;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.82;
}

/* ---------- 用途对照 ---------- */
.page-privacy .use-list {
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  border-top: 3px solid var(--green-dark);
}

.page-privacy .use-row {
  display: grid;
  gap: 8px;
  padding: 16px 2px;
  border-bottom: 2px solid var(--privacy-rule);
}

.page-privacy .use-key {
  display: inline-block;
  width: fit-content;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--green-dark);
  background: var(--mint);
  border: 1px solid var(--green-dark);
}

.page-privacy .use-val {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 通道列表 ---------- */
.page-privacy .channel-list {
  max-width: var(--privacy-measure);
  margin: 22px 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: channel;
}

.page-privacy .channel-item {
  padding: 16px 0 16px 16px;
  border-left: 6px solid var(--green);
  border-bottom: 2px solid var(--privacy-rule);
  transition: border-left-color 0.15s ease, background 0.15s ease;
}

.page-privacy .channel-item:hover {
  border-left-color: var(--orange);
  background: var(--cream-soft);
}

.page-privacy .channel-name {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 7px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-privacy .channel-idx {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--orange);
}

.page-privacy .channel-desc {
  max-width: none;
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 版本序列 ---------- */
.page-privacy .version-list {
  max-width: var(--privacy-measure);
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 3px solid var(--green-dark);
}

.page-privacy .version-item {
  border-bottom: 2px solid var(--privacy-rule);
}

.page-privacy .version-details {
  padding: 0;
}

.page-privacy .version-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 4px;
  font-size: 0.95rem;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .version-summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--green);
}

.page-privacy .version-details[open] .version-summary::after {
  content: "－";
  color: var(--orange);
}

.page-privacy .version-summary:hover {
  color: var(--green-dark);
}

.page-privacy .version-summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: -3px;
}

.page-privacy .version-tag {
  flex: 0 0 auto;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--panel);
  background: var(--green);
  border: 1px solid var(--green-dark);
}

.page-privacy .version-details[open] .version-tag {
  background: var(--orange);
  border-color: var(--green-dark);
}

.page-privacy .version-note {
  max-width: none;
  margin: 0 0 16px;
  padding-left: 4px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--taupe);
}

/* ---------- 底部提示面板 ---------- */
.page-privacy .privacy-note {
  max-width: var(--privacy-measure);
  margin-top: 8px;
}

.page-privacy .privacy-note .note-lead {
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--panel);
}

.page-privacy .privacy-note .note-text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--cream-soft);
}

.page-privacy .privacy-note .panel-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 术语解释 ---------- */
.page-privacy .term {
  position: relative;
  display: inline-block;
  border-bottom: 2px dotted var(--orange);
  cursor: help;
}

.page-privacy .term-tip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  width: min(250px, 74vw);
  max-width: 74vw;
  padding: 10px 12px;
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--cream);
  background: var(--ink);
  border: 2px solid var(--green-dark);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  z-index: 6;
}

.page-privacy .term:hover .term-tip,
.page-privacy .term:focus .term-tip,
.page-privacy .term:focus-within .term-tip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.page-privacy .term:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 文本强调 ---------- */
.page-privacy .hl {
  border-bottom: 2px dotted var(--orange);
  font-weight: 700;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-privacy .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .use-row {
    grid-template-columns: 186px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-body {
    display: grid;
    grid-template-columns: 246px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 88px;
    margin: 0;
    padding: 16px 14px;
  }

  .page-privacy .toc-label {
    margin-bottom: 12px;
  }

  .page-privacy .toc-list {
    flex-direction: column;
    gap: 6px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .toc-item {
    flex: 1 1 auto;
  }

  .page-privacy .toc-link {
    min-width: 0;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .page-privacy .privacy-section .section-head {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-privacy .privacy-section .section-number {
    font-size: 1.6rem;
  }

  .page-privacy .privacy-note .panel-foot .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}