/* ===== 数据保护页 ===== */
.page-privacy {
  --privacy-measure: 68ch;
  --privacy-edge: rgba(26, 21, 18, 0.14);
  --privacy-edge-soft: rgba(26, 21, 18, 0.08);
}

/* --- 页头 --- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 26px) 0 clamp(36px, 6vw, 62px);
  background:
    radial-gradient(115% 90% at 92% -10%, rgba(63, 255, 210, 0.14), transparent 58%),
    radial-gradient(90% 80% at -10% 110%, rgba(255, 107, 44, 0.12), transparent 60%),
    linear-gradient(180deg, var(--ink-deep) 0%, var(--ink) 100%);
  border-bottom: 1px solid rgba(110, 139, 128, 0.35);
}

.page-privacy .privacy-hero__flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.32;
  pointer-events: none;
}

.page-privacy .privacy-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumbs {
  margin-bottom: clamp(16px, 3vw, 26px);
  font-size: 13px;
}

.page-privacy .privacy-hero .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  transition: color 0.16s var(--ease);
}

.page-privacy .privacy-hero .breadcrumbs a:hover,
.page-privacy .privacy-hero .breadcrumbs a:focus-visible {
  color: var(--cyan);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: end;
}

.page-privacy .privacy-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(29px, 6vw, 54px);
  line-height: 1.03;
  letter-spacing: -0.022em;
  color: var(--cream);
  text-wrap: balance;
}

.page-privacy .privacy-hero__lede {
  margin: 16px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-privacy .privacy-hero__lede strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-privacy .privacy-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-privacy .privacy-hero__art {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(110, 139, 128, 0.45);
  border-radius: var(--radius);
  background: rgba(20, 63, 53, 0.65);
}

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

/* --- 正文排版区 --- */
.page-privacy .privacy-doc {
  padding: clamp(28px, 5vw, 68px) 0 clamp(44px, 8vw, 96px);
  background:
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
}

.page-privacy .privacy-doc__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

.page-privacy .privacy-doc__body {
  min-width: 0;
  padding: clamp(22px, 4.5vw, 56px);
  background: var(--paper);
  color: var(--brown);
  border-radius: var(--radius);
  box-shadow: 0 34px 64px -44px rgba(0, 0, 0, 0.75);
}

/* --- 条款 --- */
.page-privacy .clause {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-privacy .clause + .clause {
  margin-top: clamp(24px, 3.4vw, 36px);
  padding-top: clamp(24px, 3.4vw, 36px);
  border-top: 1px solid var(--privacy-edge);
}

.page-privacy .clause:target {
  box-shadow: inset 3px 0 0 var(--orange);
  padding-left: 14px;
  margin-left: -14px;
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-privacy .clause__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange);
  line-height: 1;
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 29px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--brown);
}

.page-privacy .clause p {
  max-width: var(--privacy-measure);
  margin: 13px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--brown);
}

.page-privacy .clause p + p {
  margin-top: 12px;
}

.page-privacy .clause a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 59, 46, 0.4);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
  word-break: break-word;
}

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

.page-privacy .clause a.privacy-mail {
  font-family: var(--font-mono);
  font-size: 0.92em;
  letter-spacing: -0.01em;
}

/* --- 用途列表 --- */
.page-privacy .privacy-purpose {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-purpose li {
  position: relative;
  max-width: var(--privacy-measure);
  padding-left: 22px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
}

.page-privacy .privacy-purpose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

.page-privacy .privacy-purpose strong {
  color: var(--ink);
  font-weight: 700;
  margin-right: 6px;
}

/* --- 对照表 --- */
.page-privacy .privacy-table-wrap {
  margin-top: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--privacy-edge);
}

.page-privacy .privacy-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
}

.page-privacy .privacy-table thead th {
  padding: 11px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(26, 21, 18, 0.62);
  background: rgba(11, 59, 46, 0.07);
  border-bottom: 1px solid var(--privacy-edge);
  white-space: nowrap;
}

.page-privacy .privacy-table tbody th,
.page-privacy .privacy-table td {
  padding: 13px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--privacy-edge-soft);
  color: rgba(26, 21, 18, 0.86);
}

.page-privacy .privacy-table tbody th {
  font-weight: 700;
  color: var(--brown);
  min-width: 132px;
}

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

.page-privacy .privacy-table tbody tr:nth-child(even) {
  background: rgba(11, 59, 46, 0.035);
}

/* --- 条款摘要折叠 --- */
.page-privacy .clause__brief {
  margin-top: 18px;
  padding: 12px 16px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 107, 44, 0.08);
}

.page-privacy .clause__brief summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink);
}

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

.page-privacy .clause__brief summary::after {
  content: "＋";
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--orange);
  transition: transform 0.18s var(--ease);
}

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

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

.page-privacy .clause__brief p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
}

/* --- 条款索引 --- */
.page-privacy .privacy-index {
  order: -1;
  padding: 16px 16px 14px;
  background: var(--glass);
  border: 1px solid rgba(110, 139, 128, 0.4);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
}

.page-privacy .privacy-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: clause-idx;
}

.page-privacy .privacy-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 2px;
  counter-increment: clause-idx;
  transition: color 0.16s var(--ease), background 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-privacy .privacy-index__link::before {
  content: counter(clause-idx, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--line);
  transition: color 0.16s var(--ease);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--cyan);
  background: rgba(63, 255, 210, 0.08);
  border-left-color: var(--cyan);
}

.page-privacy .privacy-index__link:hover::before,
.page-privacy .privacy-index__link:focus-visible::before {
  color: var(--cyan);
}

.page-privacy .privacy-index__top {
  display: inline-block;
  margin-top: 14px;
  padding-top: 12px;
  width: 100%;
  border-top: 1px solid rgba(110, 139, 128, 0.35);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.16s var(--ease);
}

.page-privacy .privacy-index__top:hover,
.page-privacy .privacy-index__top:focus-visible {
  color: var(--orange);
}

/* --- 响应式 --- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-doc__grid {
    grid-template-columns: minmax(0, 1fr) 264px;
    align-items: start;
  }

  .page-privacy .privacy-doc__body {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .privacy-index {
    grid-column: 2;
    grid-row: 1;
    order: 0;
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }
}

@media (max-width: 599px) {
  .page-privacy .privacy-table {
    min-width: 520px;
    font-size: 13px;
  }

  .page-privacy .privacy-table tbody th,
  .page-privacy .privacy-table td {
    padding: 11px 12px;
  }

  .page-privacy .clause:target {
    padding-left: 10px;
    margin-left: -10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-index__link::before,
  .page-privacy .clause a,
  .page-privacy .privacy-hero .breadcrumbs a,
  .page-privacy .clause__brief summary::after {
    transition: none;
  }
}