.page-privacy {
  --sheet-bg: var(--paper);
  --sheet-ink: var(--ink);
  --sheet-line: rgba(18, 33, 46, .16);
  --sheet-cyan: #0E7E82;
  --sheet-soft: #4A5C6C;
  --sheet-track: rgba(18, 33, 46, .06);
  background: var(--bg);
  color: var(--white);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  padding: clamp(20px, 3.4vw, 38px) 0 clamp(40px, 6.4vw, 84px);
  background:
    radial-gradient(120% 78% at 86% -6%, rgba(61, 220, 223, .18) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 78%, var(--bg) 100%);
}

.page-privacy .privacy-hero__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(22px, 4.4vw, 50px);
}

.page-privacy .privacy-hero__annot {
  display: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--cyan-soft);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding-top: 4px;
}

.page-privacy .privacy-hero__title {
  margin: 10px 0 0;
  color: var(--white);
  letter-spacing: -.01em;
}

.page-privacy .privacy-hero__lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 34rem;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.82;
  color: rgba(234, 253, 253, .84);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-privacy .privacy-hero__meta .tag {
  font-size: 11px;
  letter-spacing: .1em;
  padding: 5px 10px;
}

.page-privacy .privacy-hero__media {
  margin: clamp(28px, 5vw, 56px) 0 0;
  border: 1px solid var(--hair-cyan);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(140deg, var(--bg-deep) 0%, #0B324C 52%, #0E4A5E 100%);
}

.page-privacy .privacy-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

.page-privacy .privacy-hero__media .media__cap {
  padding: 12px clamp(14px, 2vw, 20px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan-soft);
  border-top: 1px solid rgba(61, 220, 223, .22);
}

/* ---------- 纸张区 ---------- */

.page-privacy .privacy-sheet {
  background-color: var(--sheet-bg);
  background-image:
    linear-gradient(135deg, rgba(61, 220, 223, .1) 0%, rgba(244, 247, 248, 0) 46%),
    repeating-linear-gradient(0deg, rgba(18, 33, 46, .035) 0 1px, rgba(244, 247, 248, 0) 1px 30px);
  color: var(--sheet-ink);
  border-top: 1px solid rgba(61, 220, 223, .5);
  padding: clamp(38px, 6.4vw, 92px) 0 clamp(46px, 7.6vw, 108px);
}

.page-privacy .privacy-sheet__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4.6vw, 60px);
}

/* ---------- 条款目录 ---------- */

.page-privacy .privacy-toc {
  border: 1px solid var(--sheet-line);
  background: rgba(255, 255, 255, .68);
  padding: 18px 18px 20px;
  border-radius: var(--radius);
}

.page-privacy .toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sheet-cyan);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--sheet-line);
}

.page-privacy .toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

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

.page-privacy .toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--sheet-ink);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .toc__link:hover,
.page-privacy .toc__link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(61, 220, 223, .1);
}

.page-privacy .toc__no {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--sheet-cyan);
}

.page-privacy .toc__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--sheet-line);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--sheet-soft);
}

.page-privacy .toc__note a {
  color: var(--sheet-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 条款主体 ---------- */

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

.page-privacy .clause + .clause {
  margin-top: clamp(28px, 4.6vw, 46px);
  padding-top: clamp(28px, 4.6vw, 46px);
  border-top: 1px solid var(--sheet-line);
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(12px, 2vw, 18px);
}

.page-privacy .clause__num {
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--orange);
  flex: none;
  padding-top: 4px;
}

.page-privacy .clause__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -.005em;
  color: var(--sheet-ink);
}

.page-privacy .clause__text {
  margin: 0 0 16px;
  max-width: 40rem;
  font-size: clamp(14.5px, 1.35vw, 16px);
  line-height: 1.85;
  color: var(--sheet-ink);
}

.page-privacy .clause__text--soft {
  margin-top: 18px;
  margin-bottom: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--sheet-soft);
  padding-left: 14px;
  border-left: 2px solid var(--sheet-line);
}

.page-privacy .clause__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .clause__item {
  position: relative;
  padding-left: 22px;
  font-size: clamp(14px, 1.3vw, 15.5px);
  line-height: 1.85;
  color: var(--sheet-ink);
}

.page-privacy .clause__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 1px;
  background: var(--sheet-cyan);
}

.page-privacy .clause__label {
  font-weight: 700;
  color: var(--sheet-ink);
}

.page-privacy .clause__label::after {
  content: "｜";
  color: var(--sheet-line);
  font-weight: 400;
}

/* 用途三格 */

.page-privacy .clause__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 4px 0 0;
}

.page-privacy .clause__cell {
  border: 1px solid var(--sheet-line);
  background: rgba(255, 255, 255, .62);
  padding: 16px 16px 18px;
  border-radius: var(--radius);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .clause__cell:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.page-privacy .clause__cell-no {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--sheet-cyan);
  border-bottom: 1px solid var(--sheet-line);
  padding-bottom: 6px;
  margin-bottom: 10px;
}

.page-privacy .clause__cell-title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--sheet-ink);
}

.page-privacy .clause__cell p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--sheet-soft);
}

/* 保存与保护 */

.page-privacy .clause__defs {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-privacy .clause__def {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--sheet-line);
}

.page-privacy .clause__def:first-child {
  padding-top: 4px;
}

.page-privacy .clause__def:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .clause__def dt {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--sheet-cyan);
}

.page-privacy .clause__def dd {
  margin: 0;
  font-size: clamp(14px, 1.3vw, 15.5px);
  line-height: 1.85;
  color: var(--sheet-ink);
  max-width: 40rem;
}

/* 联系块 */

.page-privacy .clause__contact {
  margin-top: 22px;
  padding: 18px;
  border: 1px solid var(--sheet-line);
  border-left: 3px solid var(--orange);
  background: rgba(255, 138, 61, .07);
  display: grid;
  gap: 10px;
  border-radius: var(--radius);
}

.page-privacy .clause__contact-label {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-privacy .clause__mail {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 14px;
  word-break: break-all;
  color: var(--sheet-ink);
  background: rgba(255, 255, 255, .8);
  border: 1px solid var(--sheet-line);
  padding: 9px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .clause__mail:hover,
.page-privacy .clause__mail:focus-visible {
  border-color: var(--orange);
  background: #fff;
}

.page-privacy .clause__contact-note {
  font-size: 13px;
  line-height: 1.75;
  color: var(--sheet-soft);
}

/* 更新步骤 */

.page-privacy .clause__steps {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-privacy .clause__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--sheet-line);
  background: rgba(255, 255, 255, .55);
  border-radius: var(--radius);
  font-size: clamp(13.5px, 1.25vw, 15px);
  line-height: 1.78;
  color: var(--sheet-ink);
}

.page-privacy .clause__step-no {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--sheet-cyan);
}

/* ---------- 页尾条 ---------- */

.page-privacy .privacy-tail {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  border-top: 1px solid var(--hair-cyan);
  padding: clamp(28px, 4.4vw, 46px) 0;
}

.page-privacy .privacy-tail__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.page-privacy .privacy-tail__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(234, 253, 253, .8);
}

.page-privacy .privacy-tail__text a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-tail__top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.page-privacy .privacy-tail__top .to-top__arrow {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
}

/* ---------- 渐显 ---------- */

.page-privacy [data-reveal] {
  opacity: 1;
}

.page-privacy [data-reveal][data-reveal-ready] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-privacy .clause__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-privacy .clause__def {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .privacy-tail__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-privacy .privacy-tail__top {
    flex: none;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-hero__head {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: clamp(18px, 3vw, 32px);
  }

  .page-privacy .privacy-hero__annot {
    display: block;
  }
}

@media (min-width: 940px) {
  .page-privacy .privacy-sheet__inner {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 108px;
  }
}

@media (max-width: 420px) {
  .page-privacy .privacy-hero__title {
    font-size: 32px;
    line-height: 1.28;
  }

  .page-privacy .clause__title {
    font-size: 19px;
  }
}