.page-privacy {
  --privacy-rail: 232px;
  --privacy-space: clamp(40px, 7vw, 96px);
  background: var(--paper);
  color: var(--ink);
}

.page-privacy h1 {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.18;
  letter-spacing: 0.02em;
  max-width: 22ch;
  margin: 10px 0 0;
}

.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 28px);
}

/* 首屏 */
.page-privacy .privacy-hero {
  padding: clamp(20px, 3.5vw, 40px) 0 clamp(18px, 3vw, 32px);
}

.page-privacy .privacy-hero__lede {
  margin-top: clamp(16px, 2.5vw, 24px);
  max-width: 36em;
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink-62);
}

.page-privacy .privacy-hero__meta {
  margin-top: 16px;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-62);
}

.page-privacy .privacy-hero-figure {
  margin: clamp(24px, 4vw, 44px) 0 var(--privacy-space);
}

.page-privacy .privacy-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* 目录 + 正文 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
  padding-bottom: clamp(48px, 8vw, 110px);
}

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

.page-privacy .privacy-toc__title {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--ink-40);
  margin-bottom: 12px;
}

.page-privacy .privacy-toc__list {
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  align-items: baseline;
  gap: 4px;
  padding: 8px 0 8px 14px;
  border-left: 2px solid var(--ink-line);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-62);
  text-decoration: none;
  transition: color 200ms ease, border-color 200ms ease;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--ink);
}

.page-privacy .privacy-toc__link.is-active {
  color: var(--ink);
  border-left-color: var(--orange);
}

.page-privacy .privacy-toc__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-40);
}

.page-privacy .privacy-toc__link.is-active .privacy-toc__num {
  color: var(--orange);
}

.page-privacy .privacy-body {
  display: grid;
  gap: clamp(48px, 7vw, 104px);
  min-width: 0;
}

.page-privacy .privacy-section {
  min-width: 0;
  scroll-margin-top: 140px;
}

.page-privacy .privacy-section__num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--orange);
}

.page-privacy .privacy-section .section-heading {
  margin: 8px 0 0;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  max-width: 22em;
}

.page-privacy .privacy-section__summary {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--ink-line);
  max-width: 42em;
}

.page-privacy .privacy-section .prose {
  margin-top: 22px;
  max-width: 34em;
}

.page-privacy .privacy-section .prose p {
  font-size: 17px;
  line-height: 1.9;
}

.page-privacy .privacy-section .prose p + p {
  margin-top: 1.2em;
}

.page-privacy .prose a,
.page-privacy .privacy-next a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .prose a:hover,
.page-privacy .privacy-next a:hover {
  color: var(--orange);
}

/* 三类记录 */
.page-privacy .privacy-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 30px;
  max-width: 54em;
}

.page-privacy .privacy-list__item {
  min-width: 0;
  padding-top: 14px;
  border-top: 2px solid var(--green);
}

.page-privacy .privacy-list__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.6;
}

.page-privacy .privacy-list__item p {
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-62);
}

/* 保留周期折叠表 */
.page-privacy .privacy-fold {
  margin-top: 30px;
  max-width: 54em;
  background: var(--paper-white);
  border: 1px solid var(--ink-line);
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 18px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-fold__summary::after {
  content: "＋";
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
}

.page-privacy .privacy-fold[open] .privacy-fold__summary::after {
  content: "－";
}

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

.page-privacy .privacy-fold__body {
  overflow-x: auto;
  border-top: 1px solid var(--ink-line);
}

.page-privacy .privacy-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
}

.page-privacy .privacy-table th,
.page-privacy .privacy-table td {
  padding: 12px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--ink-line);
}

.page-privacy .privacy-table thead th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--ink-62);
  white-space: nowrap;
}

.page-privacy .privacy-table tbody td {
  font-size: 14px;
  line-height: 1.75;
}

.page-privacy .privacy-table tbody td:first-child {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  white-space: nowrap;
}

.page-privacy .privacy-table tbody tr:last-child td {
  border-bottom: 0;
}

/* 联系面板 */
.page-privacy .privacy-contact {
  margin-top: 30px;
  max-width: 54em;
  min-width: 0;
  padding: clamp(22px, 3.5vw, 34px);
  background: var(--night);
  color: var(--paper);
}

.page-privacy .privacy-contact__label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--paper-72);
}

.page-privacy .privacy-contact__value {
  margin-top: 6px;
  font-family: var(--mono);
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.4;
  color: var(--paper);
  word-break: break-all;
}

.page-privacy .privacy-contact__value + .privacy-contact__label {
  margin-top: 22px;
}

.page-privacy .privacy-contact .copy-btn {
  margin-top: 24px;
  background: transparent;
  color: var(--paper);
  border: 1px solid var(--paper-40);
}

.page-privacy .privacy-contact .copy-btn:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.page-privacy .privacy-next {
  margin-top: clamp(40px, 6vw, 76px);
  padding-top: 20px;
  border-top: 1px solid var(--ink-line);
  max-width: 54em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-62);
}

@media (min-width: 720px) {
  .page-privacy .privacy-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 104px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 128px;
    align-self: start;
  }
}