.page-privacy {
  background: var(--paper);
  color: var(--ink);
}

.page-privacy .privacy-band {
  position: relative;
  border-bottom: var(--line);
  background: var(--winter);
  overflow: hidden;
}

.page-privacy .privacy-band__seasons {
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

.page-privacy .privacy-band__img {
  display: block;
  width: 100%;
  height: 116px;
  object-fit: cover;
  object-position: center;
}

.page-privacy .privacy-band__label {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: 5px 10px;
  background: var(--frost);
  color: var(--winter);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  border-top: var(--line);
  border-right: var(--line);
}

.page-privacy .breadcrumb {
  margin-top: 18px;
}

.page-privacy .privacy-head {
  padding: 14px 0 22px;
  border-bottom: var(--line);
}

.page-privacy .privacy-head h1 {
  margin: 10px 0 14px;
  font-size: 31px;
  line-height: 1.22;
  letter-spacing: -0.02em;
  font-weight: 900;
  max-width: 20ch;
}

.page-privacy .privacy-head .lede {
  max-width: 60ch;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.85;
  margin: 0;
}

.page-privacy .doc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 26px 0 56px;
}

.page-privacy .doc-aside__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
}

.page-privacy .doc-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--line);
}

.page-privacy .doc-toc li {
  border-bottom: var(--line);
}

.page-privacy .doc-toc a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 4px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  transition: color 160ms var(--ease), background-color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-privacy .doc-toc a:hover,
.page-privacy .doc-toc a:focus-visible {
  color: var(--ink);
  background: var(--paper-2);
  padding-left: 8px;
}

.page-privacy .doc-toc .mono {
  font-size: 12px;
  color: var(--autumn);
  flex: none;
}

.page-privacy .doc-aside__hint {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-privacy .doc-aside__hint .mono {
  color: var(--autumn);
}

.page-privacy .doc-sec {
  padding-top: 2px;
  margin-bottom: 38px;
}

.page-privacy .doc-sec + .doc-sec {
  border-top: var(--line);
  padding-top: 28px;
}

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

.page-privacy .doc-sec h2 {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 900;
}

.page-privacy .sec-no {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.page-privacy .sec-no::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--autumn-soft);
}

.page-privacy .doc-sec p {
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-2);
  margin: 0 0 12px;
}

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

/* 01 信息分类卡 */
.page-privacy .info-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-privacy .info-card {
  border: var(--line);
  border-top: 3px solid var(--spring);
  padding: 13px 15px 15px;
  background: var(--paper);
}

.page-privacy .info-card:nth-child(2) {
  border-top-color: var(--summer);
}

.page-privacy .info-card:nth-child(3) {
  border-top-color: var(--autumn);
}

.page-privacy .info-card:nth-child(4) {
  border-top-color: var(--winter);
}

.page-privacy .info-card h3 {
  margin: 10px 0 6px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-privacy .info-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  max-width: none;
}

/* 03 保留期限 */
.page-privacy .keep-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: var(--line);
}

.page-privacy .keep-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 12px 0;
  border-bottom: var(--line);
}

.page-privacy .keep-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .keep-range {
  font-size: 13px;
  color: var(--winter);
  letter-spacing: 0.04em;
}

.page-privacy .keep-why {
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-2);
}

/* 折叠条款 */
.page-privacy .clause {
  margin-top: 16px;
  border: var(--line);
  background: var(--paper-2);
}

.page-privacy .clause summary {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 11px 14px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  list-style: none;
}

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

.page-privacy .clause summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--autumn);
  flex: none;
}

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

.page-privacy .clause__body {
  padding: 0 14px 12px;
  border-top: var(--line);
}

.page-privacy .clause__body p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
}

/* 04 权利清单 */
.page-privacy .rights-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border: var(--line);
  background: var(--paper-2);
}

.page-privacy .rights-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 15px;
  border-bottom: var(--line);
}

.page-privacy .rights-list li:last-child {
  border-bottom: 0;
}

.page-privacy .rights-key {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--autumn);
}

.page-privacy .rights-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
  max-width: none;
}

/* 05 联系方式 */
.page-privacy .contact-rows {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: var(--line);
}

.page-privacy .contact-rows li {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  border-bottom: var(--line);
}

.page-privacy .contact-rows__label {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  align-self: start;
  padding-top: 3px;
}

.page-privacy .contact-rows__val {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  word-break: break-word;
}

.page-privacy .copy-status {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--summer);
  min-height: 1em;
}

.page-privacy .doc-tail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

@media (min-width: 700px) {
  .page-privacy .privacy-band__img {
    height: 168px;
  }

  .page-privacy .privacy-head h1 {
    font-size: 40px;
  }

  .page-privacy .info-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .keep-list li {
    grid-template-columns: minmax(0, 3fr) minmax(0, 2fr) minmax(0, 6fr);
    align-items: baseline;
    gap: 14px;
  }

  .page-privacy .rights-list li {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }

  .page-privacy .contact-rows li {
    grid-template-columns: 90px minmax(0, 1fr) auto;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-head {
    padding: 22px 0 30px;
  }

  .page-privacy .privacy-head h1 {
    font-size: 48px;
    margin-top: 14px;
  }

  .page-privacy .doc-grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
    gap: 56px;
    padding: 34px 0 72px;
  }

  .page-privacy .doc-aside {
    position: sticky;
    top: calc(var(--frame-top) + 20px);
    align-self: start;
  }

  .page-privacy .doc-sec {
    margin-bottom: 46px;
  }

  .page-privacy .doc-sec + .doc-sec {
    padding-top: 34px;
  }

  .page-privacy .doc-sec h2 {
    font-size: 25px;
  }

  .page-privacy .doc-sec p {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .doc-toc a {
    transition: none;
  }
}