.page-privacy {
  --pv-side: 178px;
  --pv-cut: 26px;
  --pv-hair: rgba(36, 28, 23, .16);
  --pv-body-text: rgba(36, 28, 23, .86);
  padding-bottom: clamp(40px, 7vw, 90px);
}

.page-privacy .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 16px 0 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

.page-privacy .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

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

.page-privacy .breadcrumbs__list a:hover,
.page-privacy .breadcrumbs__list a:focus-visible {
  color: var(--amber);
}

.page-privacy .breadcrumbs__current {
  color: var(--warm);
}

.page-privacy .privacy-hero {
  padding: clamp(18px, 3.6vw, 34px) 0 clamp(24px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.4vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--warm);
  text-wrap: balance;
}

.page-privacy .privacy-hero__lede {
  max-width: 60ch;
  margin: clamp(14px, 2.4vw, 22px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.88;
  color: var(--pale);
}

.page-privacy .privacy-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
}

.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 34px);
  padding-top: clamp(20px, 3.2vw, 36px);
  align-items: start;
}

/* 目录 */
.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

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

.page-privacy .privacy-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid var(--line);
  color: var(--cyan);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.3;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-privacy .privacy-index__num {
  color: var(--amber);
  font-weight: 700;
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--warm);
  border-color: var(--amber);
  background-color: rgba(214, 164, 70, .1);
}

/* 纸面正文 */
.page-privacy .privacy-article {
  padding: clamp(20px, 3.4vw, 52px) clamp(18px, 3.2vw, 52px);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(36, 28, 23, .055) 1px, transparent 1px);
  background-size: 4px 4px;
  color: var(--pv-body-text);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pv-cut)), calc(100% - var(--pv-cut)) 100%, 0 100%);
}

.page-privacy .privacy-sec {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: clamp(24px, 3.4vw, 42px);
  padding-top: clamp(24px, 3.4vw, 42px);
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .privacy-sec__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--amber);
}

.page-privacy .privacy-sec__title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.28rem, 2.7vw, 1.92rem);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--brown);
}

.page-privacy .privacy-sec__text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.92;
  color: var(--pv-body-text);
}

.page-privacy .privacy-sec__text--tail {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--pv-hair);
  font-size: 14px;
}

.page-privacy .privacy-sec__text a {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-color: rgba(15, 45, 70, .38);
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec__text a:hover,
.page-privacy .privacy-sec__text a:focus-visible {
  color: var(--brown);
  text-decoration-color: var(--amber);
}

/* 四象限 */
.page-privacy .privacy-quad {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 18px 0 0;
}

.page-privacy .privacy-quad__cell {
  position: relative;
  padding: 15px 16px 16px;
  border: 1px solid var(--pv-hair);
  background-color: rgba(255, 248, 234, .68);
}

.page-privacy .privacy-quad__cell::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 44px;
  height: 3px;
  background-color: var(--cyan);
}

.page-privacy .privacy-quad__cell--key::before {
  background-color: var(--amber);
}

.page-privacy .privacy-quad__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--brown);
}

.page-privacy .privacy-quad__list {
  margin: 9px 0 0;
  padding-left: 1.15em;
  font-size: 13.5px;
  line-height: 1.78;
}

.page-privacy .privacy-quad__list li + li {
  margin-top: 5px;
}

/* 配图 */
.page-privacy .privacy-figure {
  margin: 22px 0 0;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pv-hair);
  background-color: var(--pale);
}

.page-privacy .privacy-figure .media-frame__caption {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(36, 28, 23, .62);
}

/* 流程 */
.page-privacy .privacy-flow {
  counter-reset: pvflow;
  display: grid;
  gap: 14px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-flow__item {
  counter-increment: pvflow;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  font-size: 14px;
  line-height: 1.85;
}

.page-privacy .privacy-flow__item::before {
  content: counter(pvflow, decimal-leading-zero);
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--amber);
}

.page-privacy .privacy-flow__item strong {
  color: var(--brown);
  font-weight: 700;
}

/* 保留周期刻度 */
.page-privacy .privacy-retention {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pv-hair);
}

.page-privacy .privacy-retention__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .privacy-retention__span {
  justify-self: start;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--brown);
  background-image: linear-gradient(transparent 64%, rgba(214, 164, 70, .5) 64%);
  padding: 0 2px;
}

.page-privacy .privacy-retention__text {
  font-size: 13.8px;
  line-height: 1.82;
}

/* 折叠说明 */
.page-privacy .privacy-details {
  margin-top: 20px;
  border: 1px solid var(--pv-hair);
  border-left: 3px solid var(--navy);
  background-color: rgba(220, 232, 234, .62);
}

.page-privacy .privacy-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--brown);
  list-style: none;
}

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

.page-privacy .privacy-details summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  color: var(--amber);
}

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

.page-privacy .privacy-details summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -3px;
}

.page-privacy .privacy-details__body {
  padding: 0 16px 16px;
  font-size: 13.8px;
  line-height: 1.86;
}

.page-privacy .privacy-details__body p {
  margin: 0 0 10px;
}

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

/* 联系卡片 */
.page-privacy .privacy-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 18px;
}

.page-privacy .privacy-contact__card {
  padding: 13px 15px 14px;
  background-color: rgba(255, 248, 234, .72);
  border-left: 3px solid var(--navy);
}

.page-privacy .privacy-contact__card--orange {
  border-left-color: var(--orange);
}

.page-privacy .privacy-contact__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: rgba(36, 28, 23, .62);
}

.page-privacy .privacy-contact__value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--brown);
  word-break: break-word;
}

.page-privacy .privacy-contact__value a {
  color: var(--brown);
  text-decoration: underline;
  text-decoration-color: rgba(255, 106, 61, .6);
  text-underline-offset: 3px;
}

.page-privacy .privacy-contact__value a:hover,
.page-privacy .privacy-contact__value a:focus-visible {
  color: #b8410f;
  text-decoration-color: var(--orange);
}

.page-privacy .privacy-contact__note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(36, 28, 23, .72);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

@media (min-width: 640px) {
  .page-privacy .privacy-quad {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-contact {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-retention__item {
    grid-template-columns: 118px 1fr;
    gap: 16px;
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pv-side) minmax(0, 1fr);
    gap: clamp(28px, 3.4vw, 52px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 26px;
  }

  .page-privacy .privacy-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    border-left: 1px solid var(--line);
  }

  .page-privacy .privacy-index__link {
    padding: 9px 0 9px 13px;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    background: none;
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    color: var(--warm);
    border-left-color: var(--amber);
    background: none;
  }

  .page-privacy .privacy-sec {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: clamp(12px, 2vw, 26px);
  }

  .page-privacy .privacy-sec__num {
    padding-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link {
    transition: none;
  }
}
<<<END>>>