.page-privacy {
  --privacy-measure: 60ch;
  padding-block: clamp(1.25rem, 4vw, 2.5rem) clamp(3rem, 7vw, 5rem);
}

.page-privacy .privacy-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-block: clamp(1rem, 3vw, 1.75rem) clamp(2rem, 5vw, 3.25rem);
  padding-top: clamp(1.1rem, 3vw, 1.75rem);
  border-top: 3px solid var(--ink);
}

.page-privacy .privacy-hero__text {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 6.4vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-wrap: balance;
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.94rem, 2.4vw, 1.04rem);
  line-height: 1.85;
  color: var(--muted-ink);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
}

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

.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc {
  border-left: 2px solid var(--grey);
  padding-left: clamp(0.9rem, 3vw, 1.15rem);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding-bottom: 0.18rem;
  font-size: 0.86rem;
  line-height: 1.5;
  text-decoration: none;
  color: var(--muted-ink);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .privacy-toc__list a span {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--red);
}

.page-privacy .privacy-toc__foot {
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
  padding-top: 1rem;
  border-top: 1px dashed var(--grey);
}

.page-privacy .privacy-toc__label {
  margin: 0 0 0.3rem;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .privacy-toc__mail {
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--ink);
  word-break: break-all;
}

.page-privacy .privacy-toc .copy-btn {
  font-size: 0.76rem;
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
}

.page-privacy .privacy-clause {
  padding-block: clamp(1.4rem, 3.6vw, 2.1rem);
  border-top: 1px solid var(--grey);
  scroll-margin-top: 1.25rem;
}

.page-privacy .privacy-clause:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.9rem;
}

.page-privacy .privacy-clause__num {
  flex: none;
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2rem);
  line-height: 1;
  color: var(--gold);
}

.page-privacy .privacy-clause h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 3.2vw, 1.5rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .privacy-clause--key .privacy-clause__num {
  color: var(--red);
}

.page-privacy .privacy-clause--key h2 {
  text-decoration: underline;
  text-decoration-color: var(--red);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.page-privacy .privacy-clause .prose p {
  margin: 0 0 0.95rem;
  max-width: var(--privacy-measure);
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-privacy .privacy-clause .prose a {
  color: var(--red-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 1px;
}

.page-privacy .privacy-clause .prose a:hover,
.page-privacy .privacy-clause .prose a:focus-visible {
  border-bottom-color: var(--red);
}

.page-privacy .privacy-clause .prose strong {
  font-weight: 700;
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 0.95rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-privacy .privacy-note {
  margin: 1.35rem 0 0;
  padding: clamp(1rem, 3vw, 1.35rem) clamp(1.1rem, 3.4vw, 1.7rem);
  background: var(--ink);
  color: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-note__title {
  margin: 0 0 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--gold-light);
}

.page-privacy .privacy-note__body {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--paper);
}

.page-privacy .privacy-top {
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--grey);
}

.page-privacy .privacy-top a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--muted-ink);
  border-bottom: 1px solid var(--grey);
  padding-bottom: 2px;
}

.page-privacy .privacy-top a::before {
  content: "↑";
  color: var(--red);
}

.page-privacy .privacy-top a:hover,
.page-privacy .privacy-top a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--red);
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: end;
    gap: clamp(1.75rem, 4vw, 3rem);
  }

  .page-privacy .privacy-hero__text {
    padding-bottom: 0.35rem;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.1rem;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: start;
    column-gap: clamp(2rem, 5vw, 4rem);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 1.75rem;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.1fr);
  }

  .page-privacy .privacy-clause {
    scroll-margin-top: 1.75rem;
  }
}

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

@media print {
  .page-privacy {
    padding-block: 0;
  }

  .page-privacy .privacy-toc,
  .page-privacy .privacy-top,
  .page-privacy .copy-btn {
    display: none !important;
  }

  .page-privacy .privacy-hero {
    border-top-color: #000;
  }

  .page-privacy .privacy-clause {
    break-inside: avoid;
    border-top: 1px solid #999;
  }

  .page-privacy .privacy-note {
    background: none;
    color: #000;
    border: 1px solid #000;
    clip-path: none;
  }

  .page-privacy .privacy-note__title,
  .page-privacy .privacy-note__body {
    color: #000;
  }

  .page-privacy .privacy-clause .prose a {
    color: #000;
    border-bottom: none;
  }
}
</main>