.page-privacy {
  --pv-accent: var(--crimson);
  background: var(--paper);
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-masthead {
  position: relative;
  background: var(--ink);
  color: var(--cream);
  padding: clamp(1.75rem, 4.5vw, 3rem) 0 clamp(2.25rem, 5vw, 3.5rem);
  overflow: hidden;
}

.page-privacy .privacy-masthead::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg,
    var(--crimson) 0 20%,
    var(--indigo) 20% 42%,
    var(--gold) 42% 60%,
    var(--jade) 60% 80%,
    #6B5A3E 80% 100%);
}

.page-privacy .privacy-masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 88% 14%, rgba(43, 58, 103, 0.55), transparent 62%),
    radial-gradient(90% 70% at 6% 96%, rgba(158, 43, 37, 0.34), transparent 60%);
  pointer-events: none;
}

.page-privacy .privacy-masthead .shell {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-masthead .breadcrumb__link {
  color: rgba(247, 244, 239, 0.7);
}

.page-privacy .privacy-masthead .breadcrumb__link:hover,
.page-privacy .privacy-masthead .breadcrumb__link:focus-visible {
  color: var(--jade);
}

.page-privacy .privacy-masthead .breadcrumb__current {
  color: var(--cream);
}

.page-privacy .privacy-eyebrow {
  margin: clamp(1.25rem, 3vw, 2rem) 0 0.9rem;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-privacy .privacy-masthead h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.9rem, 6vw, 3.35rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-privacy .privacy-lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(0.98rem, 1.6vw, 1.1rem);
  line-height: 1.9;
  color: rgba(247, 244, 239, 0.82);
}

.page-privacy .privacy-index {
  list-style: none;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  border-top: 1px solid rgba(247, 244, 239, 0.16);
}

.page-privacy .privacy-index li {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.8rem 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(247, 244, 239, 0.76);
  border-bottom: 1px solid rgba(247, 244, 239, 0.16);
}

.page-privacy .privacy-index .mono {
  color: var(--gold);
  letter-spacing: 0.12em;
}

/* ---------- 顶部配图 ---------- */
.page-privacy .privacy-visual {
  display: block;
  width: 100%;
  margin: 0;
  border-bottom: 3px solid var(--gold);
}

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

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
}

/* ---------- 章节导航 ---------- */
.page-privacy .privacy-toc {
  border-top: 3px solid var(--crimson);
  padding-top: 0.9rem;
}

.page-privacy .privacy-toc__title {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.22em;
  color: var(--slate);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-privacy .privacy-toc__list a {
  display: block;
  padding: 0.5rem 0.25rem 0.5rem 0.8rem;
  border-left: 2px solid var(--line);
  color: var(--slate);
  text-decoration: none;
  font-size: 0.875rem;
  line-height: 1.5;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--crimson);
  border-left-color: var(--crimson);
  background: rgba(158, 43, 37, 0.06);
}

@media (max-width: 1023px) {
  .page-privacy .privacy-toc__list {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    overflow-x: auto;
    gap: 0.5rem;
    padding-bottom: 0.4rem;
    -webkit-overflow-scrolling: touch;
  }

  .page-privacy .privacy-toc__list a {
    border-left: none;
    border-top: 2px solid var(--line);
    padding: 0.5rem 0.75rem;
    white-space: nowrap;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    border-left-color: transparent;
    border-top-color: var(--crimson);
  }
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  --pv-accent: var(--crimson);
  background: var(--cream);
  border-top: 3px solid var(--pv-accent);
  padding: clamp(1.4rem, 3vw, 2.1rem) clamp(1.1rem, 3vw, 1.9rem) clamp(1.6rem, 3.4vw, 2.3rem);
  scroll-margin-top: 8.5rem;
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(1.1rem, 2.6vw, 1.9rem);
}

.page-privacy .privacy-section--indigo { --pv-accent: var(--indigo); }
.page-privacy .privacy-section--gold   { --pv-accent: var(--gold); }
.page-privacy .privacy-section--jade   { --pv-accent: var(--jade); }
.page-privacy .privacy-section--slate  { --pv-accent: var(--slate); }
.page-privacy .privacy-section--ink    { --pv-accent: var(--ink); }

.page-privacy .privacy-section__head {
  margin-bottom: 1rem;
}

.page-privacy .privacy-num {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 11.5px;
  letter-spacing: 0.24em;
  color: var(--pv-accent);
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-privacy .privacy-p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--slate);
}

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

.page-privacy .privacy-p--note {
  margin-top: 1.15rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  color: var(--slate);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1.15rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-list > li {
  display: grid;
  gap: 0.4rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-term {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--pv-accent, var(--indigo));
}

.page-privacy .privacy-section .privacy-term {
  color: var(--pv-accent);
}

.page-privacy .privacy-list p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--slate);
}

@media (min-width: 720px) {
  .page-privacy .privacy-list > li {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 1.5rem;
    padding: 1.1rem 0;
    align-items: start;
  }

  .page-privacy .privacy-term {
    padding-top: 0.28rem;
  }
}

/* ---------- 折叠条款 ---------- */
.page-privacy .privacy-details {
  border: 1px solid var(--line);
  background: var(--paper);
  margin-top: 1rem;
}

.page-privacy .privacy-details + .privacy-details {
  margin-top: -1px;
}

.page-privacy .privacy-details > summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

.page-privacy .privacy-details > summary:hover {
  background: rgba(43, 58, 103, 0.07);
  color: var(--indigo);
}

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

.page-privacy .privacy-details > summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--crimson);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .privacy-details[open] > summary::after {
  transform: rotate(45deg);
}

.page-privacy .privacy-details__body {
  padding: 0 1.1rem 1.1rem;
  border-top: 1px solid rgba(183, 169, 154, 0.55);
  margin-top: 0;
}

.page-privacy .privacy-details__body p {
  margin: 1rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 1.25rem;
}

.page-privacy .privacy-contact__item {
  background: var(--cream);
  padding: 1rem 1.1rem;
}

.page-privacy .privacy-contact__label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--indigo);
}

.page-privacy .privacy-contact__value {
  margin: 0.4rem 0 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

.page-privacy .privacy-contact__value a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

@media (min-width: 760px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 延伸入口 ---------- */
.page-privacy .privacy-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: clamp(1.4rem, 3vw, 2.1rem);
}

.page-privacy .privacy-next__item {
  display: block;
  background: var(--cream);
  padding: 1.15rem 1.2rem;
  text-decoration: none;
  color: var(--ink);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy .privacy-next__item:hover,
.page-privacy .privacy-next__item:focus-visible {
  background: var(--paper);
  transform: translateY(-4px);
}

.page-privacy .privacy-next__item span {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--indigo);
}

.page-privacy .privacy-next__item strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.65;
}

@media (min-width: 760px) {
  .page-privacy .privacy-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面端：左侧固定导航 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 14.5rem minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 9rem;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
    padding-bottom: 0;
  }

  .page-privacy .privacy-masthead {
    background: #fff;
    color: #000;
    padding: 0 0 1rem;
  }

  .page-privacy .privacy-masthead::before,
  .page-privacy .privacy-masthead::after {
    display: none;
  }

  .page-privacy .privacy-masthead h1,
  .page-privacy .privacy-lede,
  .page-privacy .privacy-eyebrow,
  .page-privacy .privacy-index li,
  .page-privacy .privacy-masthead .breadcrumb__link,
  .page-privacy .privacy-masthead .breadcrumb__current {
    color: #000;
  }

  .page-privacy .privacy-visual {
    border-bottom: none;
  }

  .page-privacy .privacy-toc,
  .page-privacy .privacy-next {
    display: none;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: 1rem;
  }

  .page-privacy .privacy-section {
    background: transparent;
    border-top: 1px solid #999;
    padding: 1rem 0;
    break-inside: avoid;
    margin-top: 0;
  }

  .page-privacy .privacy-details {
    border: 1px solid #999;
    background: transparent;
  }

  .page-privacy .privacy-details > summary::after {
    content: none;
  }

  .page-privacy .privacy-contact {
    border: 1px solid #999;
    background: #999;
  }

  .page-privacy .privacy-contact__item {
    background: #fff;
  }

  .page-privacy a {
    color: inherit;
    text-decoration: none;
    border-bottom: none;
  }
}