.page-privacy {
  --p-sec-gap: clamp(40px, 7vw, 84px);
  --p-read: 68ch;
  display: block;
  padding-bottom: clamp(48px, 8vw, 110px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  margin: var(--gap-m) 0 var(--p-sec-gap);
}

.page-privacy .privacy-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-privacy .privacy-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 39, 0.05) 0%, rgba(10, 14, 39, 0.8) 100%);
  pointer-events: none;
}

.page-privacy .privacy-hero__card {
  position: relative;
  z-index: 1;
  margin: -52px var(--gap-s) 0;
  padding: var(--gap-m) 18px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(29, 36, 80, 0.96), rgba(20, 26, 61, 0.99));
  box-shadow: var(--shadow-1);
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-privacy h1 {
  margin: 0 0 14px;
  font-size: clamp(30px, 8vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-hero__points li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--bone);
}

.page-privacy .privacy-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34, 242, 210, 0.16);
}

/* ---------- 目录 + 正文 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--p-sec-gap);
  align-items: start;
}

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

.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(20, 26, 61, 0.72);
  padding: 14px 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
}

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

.page-privacy .privacy-toc__list li {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__list a {
  display: block;
  white-space: nowrap;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--bone);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--line-strong);
  background: rgba(34, 242, 210, 0.08);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  scroll-margin-top: 130px;
  padding-top: clamp(24px, 4vw, 36px);
  border-top: 1px solid var(--line);
  margin-bottom: var(--p-sec-gap);
}

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

.page-privacy .privacy-sec:target {
  border-top-color: var(--cyan);
}

.page-privacy .privacy-sec__idx {
  display: block;
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-privacy h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-privacy .privacy-sec__lede {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-sec p {
  line-height: 1.8;
}

.page-privacy .privacy-sec > p:not(.privacy-sec__idx):not(.privacy-sec__lede) {
  max-width: var(--p-read);
  margin: 0 0 14px;
  color: var(--mist);
}

.page-privacy .privacy-sec a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 242, 210, 0.35);
  transition: border-color 0.18s ease;
}

.page-privacy .privacy-sec a:hover,
.page-privacy .privacy-sec a:focus-visible {
  border-bottom-color: var(--cyan);
}

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

.page-privacy .privacy-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-item:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-item h3 {
  margin: 10px 0 6px;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-privacy .privacy-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 用途卡片 ---------- */
.page-privacy .privacy-usecases {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-usecase {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(20, 26, 61, 0.55);
}

.page-privacy .privacy-usecase h3 {
  margin: 0 0 8px;
  font-size: 15.5px;
  color: var(--bone);
}

.page-privacy .privacy-usecase p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-usecase--wide {
  border-color: var(--line-strong);
  background: linear-gradient(140deg, rgba(34, 242, 210, 0.1), rgba(20, 26, 61, 0.6) 62%);
}

/* ---------- 数据流向图 ---------- */
.page-privacy .privacy-flowwrap {
  margin: 26px 0 0;
  padding: 18px 16px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: radial-gradient(120% 140% at 12% 0%, rgba(34, 242, 210, 0.1), rgba(20, 26, 61, 0.7) 62%);
}

.page-privacy .privacy-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .privacy-flow__box {
  fill: rgba(10, 14, 39, 0.82);
  stroke: var(--line);
  stroke-width: 1.5;
}

.page-privacy .privacy-flow__label {
  fill: var(--bone);
  font-family: var(--mono);
  font-size: 17px;
}

.page-privacy .privacy-flow__sub {
  fill: var(--mist);
  font-family: var(--sans);
  font-size: 12.5px;
}

.page-privacy .privacy-flow__line {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.6;
  stroke-dasharray: 6 6;
}

.page-privacy .privacy-flow__cap {
  fill: var(--cyan);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-privacy .privacy-flowwrap figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 提示条 ---------- */
.page-privacy .privacy-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--line-strong);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 折叠细节 ---------- */
.page-privacy .privacy-more {
  margin-top: 20px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(20, 26, 61, 0.5);
}

.page-privacy .privacy-more summary {
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

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

.page-privacy .privacy-more summary::after {
  content: " +";
  font-family: var(--mono);
}

.page-privacy .privacy-more[open] summary::after {
  content: " −";
}

.page-privacy .privacy-more p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 操作步骤 ---------- */
.page-privacy .privacy-steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-step:first-child {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-step__n {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-privacy .privacy-step h3 {
  margin: 6px 0 6px;
  font-size: 16px;
  color: var(--bone);
}

.page-privacy .privacy-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 联系通道 ---------- */
.page-privacy .privacy-channel {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid rgba(139, 108, 255, 0.32);
  border-radius: var(--r-lg);
  background: linear-gradient(140deg, rgba(139, 108, 255, 0.14), rgba(20, 26, 61, 0.78) 68%);
}

.page-privacy .privacy-channel .copybtn {
  width: 100%;
}

.page-privacy .privacy-channel .copybtn__value {
  word-break: break-all;
}

.page-privacy .privacy-channel__hours {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-privacy .privacy-subhead {
  margin: 26px 0 12px;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--bone);
}

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

.page-privacy .privacy-check li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 0 3px rgba(139, 108, 255, 0.16);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero__card {
    margin: -72px 0 0;
    padding: var(--gap-m);
  }
}

@media (min-width: 700px) {
  .page-privacy .privacy-usecases {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-usecase--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: var(--gap-l);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
    padding: 20px 18px;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__list li {
    flex: 1 1 auto;
  }

  .page-privacy .privacy-toc__list a {
    padding: 9px 12px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: var(--r-sm);
    white-space: normal;
    line-height: 1.5;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(34, 242, 210, 0.07);
  }

  .page-privacy .privacy-hero__card {
    width: min(780px, 86%);
    margin: -110px 0 0;
    padding: var(--gap-l);
  }

  .page-privacy .privacy-sec__lede {
    font-size: 16px;
  }
}