.page-privacy {
  --privacy-pad: clamp(48px, 7vw, 100px);
  background: var(--c-paper);
  color: var(--c-ink);
}

.page-privacy img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-privacy a {
  color: inherit;
}

/* ---------- 首屏 ---------- */

.privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-indigo);
  color: var(--c-paper);
  padding: clamp(56px, 8vw, 108px) 0 clamp(64px, 9vw, 120px);
}

.privacy-hero::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -38%;
  width: min(760px, 78vw);
  height: min(760px, 78vw);
  background: radial-gradient(circle at 34% 32%, rgba(52, 209, 191, 0.16), transparent 64%);
  pointer-events: none;
}

.privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-line) 16%, var(--c-line) 84%, transparent);
}

.privacy-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(34px, 5vw, 56px);
}

.privacy-hero .breadcrumb,
.privacy-hero .breadcrumb a {
  color: var(--c-silver);
}

.privacy-hero__eyebrow {
  margin-top: clamp(20px, 3vw, 30px);
  color: var(--c-amber);
}

.privacy-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(32px, 5.4vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.privacy-hero__lead {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.9;
  color: var(--c-silver);
}

.privacy-hero__facts {
  list-style: none;
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--c-line);
  display: grid;
  gap: 12px;
}

.privacy-hero__facts li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-silver);
}

.privacy-hero__facts .mono {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}

.privacy-hero__media {
  margin: 0;
}

.privacy-hero__media .media-frame__img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.privacy-hero__media .media-frame__caption {
  color: var(--c-silver);
  font-size: 13px;
  line-height: 1.7;
}

@media (min-width: 620px) {
  .privacy-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .privacy-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
    gap: clamp(40px, 5vw, 76px);
  }
}

/* ---------- 主体骨架 ---------- */

.privacy-body {
  padding: clamp(44px, 6.5vw, 96px) 0 clamp(56px, 8vw, 112px);
  background: var(--c-paper);
}

.privacy-body__inner {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
}

@media (min-width: 1000px) {
  .privacy-body__inner {
    grid-template-columns: minmax(0, 1fr) 208px;
    gap: clamp(48px, 6vw, 92px);
    align-items: start;
  }
}

/* ---------- 章节 ---------- */

.privacy-chapter {
  padding: clamp(38px, 5vw, 66px) 0;
  border-top: 1px solid var(--c-lime);
}

.privacy-chapter:first-child {
  padding-top: 0;
  border-top: 0;
}

.privacy-chapter:last-of-type {
  padding-bottom: clamp(18px, 2.4vw, 28px);
}

.privacy-chapter__head {
  display: flex;
  align-items: baseline;
  gap: clamp(14px, 2vw, 24px);
}

.privacy-chapter__idx {
  flex: none;
  padding-top: 4px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-amber-deep);
}

.privacy-chapter__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--c-ink);
  scroll-margin-top: 120px;
}

.privacy-chapter__body {
  margin-top: clamp(18px, 2.4vw, 28px);
}

.privacy-chapter__body .prose,
.privacy-chapter__foot .prose {
  max-width: 34em;
}

.privacy-chapter__body .prose + .prose {
  margin-top: 15px;
}

.privacy-chapter__body a,
.privacy-chapter__foot a {
  color: var(--c-amber-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber-deep);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.privacy-chapter__body a:hover,
.privacy-chapter__foot a:hover {
  color: var(--c-indigo);
  border-color: var(--c-indigo);
}

.privacy-chapter__foot {
  margin-top: clamp(20px, 2.6vw, 28px);
  padding-top: clamp(16px, 2vw, 22px);
  border-top: 1px dashed var(--c-lime);
}

.privacy-chapter__foot .prose {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

/* ---------- 四类信息 ---------- */

.privacy-taxonomy {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 32px);
  background: var(--c-lime);
  border: 1px solid var(--c-lime);
}

.privacy-taxonomy__cell {
  position: relative;
  background: var(--c-paper);
  padding: clamp(20px, 2.4vw, 26px) clamp(18px, 2vw, 22px) clamp(22px, 2.6vw, 28px);
  transition: background var(--t-base) var(--ease);
}

.privacy-taxonomy__cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 2px;
  background: var(--c-amber);
  transition: width var(--t-base) var(--ease);
}

.privacy-taxonomy__cell:hover {
  background: #ffffff;
}

.privacy-taxonomy__cell:hover::before {
  width: 100%;
}

.privacy-taxonomy__code {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

.privacy-taxonomy__cell h3 {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ink);
}

.privacy-taxonomy__cell p:not(.privacy-taxonomy__code) {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

@media (min-width: 700px) {
  .privacy-taxonomy {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .privacy-taxonomy {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 使用目的清单 ---------- */

.privacy-uses {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  border-top: 1px solid var(--c-lime);
}

.privacy-uses__item {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-lime);
  transition: background var(--t-base) var(--ease);
}

.privacy-uses__item:hover {
  background: rgba(242, 160, 60, 0.05);
}

.privacy-uses__idx {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-amber-deep);
}

.privacy-uses__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ink);
}

.privacy-uses__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

@media (min-width: 760px) {
  .privacy-uses__item {
    grid-template-columns: 58px minmax(0, 210px) minmax(0, 1fr);
    align-items: baseline;
    gap: 6px 22px;
    padding: 20px 0;
  }
}

/* ---------- 折叠附注 ---------- */

.privacy-note {
  margin-top: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--c-lime);
  background: #ffffff;
}

.privacy-note > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--c-ink);
  cursor: pointer;
  list-style: none;
  transition: color var(--t-fast) var(--ease);
}

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

.privacy-note > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--c-amber-deep);
}

.privacy-note[open] > summary::after {
  content: "–";
}

.privacy-note > summary:hover {
  color: var(--c-amber-deep);
}

.privacy-note__body {
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

.privacy-note__body p {
  margin: 0;
  max-width: 34em;
}

/* ---------- 数据权利 ---------- */

.privacy-rights {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.privacy-rights__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--c-lime);
}

.privacy-rights__row:last-child {
  border-bottom: 1px solid var(--c-lime);
}

.privacy-rights__row dt {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-ink);
}

.privacy-rights__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

@media (min-width: 760px) {
  .privacy-rights__row {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 6px 26px;
    align-items: baseline;
  }

  .privacy-rights__row dt {
    font-size: 17px;
  }
}

/* ---------- 联系卡片 ---------- */

.privacy-contact {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: clamp(22px, 3vw, 32px);
  background: var(--c-indigo);
  border: 1px solid var(--c-line);
  display: grid;
  gap: 18px;
}

.privacy-contact__row dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-silver);
}

.privacy-contact__row dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.5;
  color: var(--c-paper);
  word-break: break-all;
}

@media (min-width: 720px) {
  .privacy-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    padding: clamp(24px, 3vw, 34px) 0;
  }

  .privacy-contact__row {
    padding: 0 clamp(18px, 2.2vw, 26px);
    border-left: 1px solid var(--c-line);
  }

  .privacy-contact__row:first-child {
    border-left: 0;
    padding-left: clamp(24px, 3vw, 34px);
  }

  .privacy-contact__row:last-child {
    padding-right: clamp(24px, 3vw, 34px);
  }
}

/* ---------- 尾部链接 ---------- */

.privacy-links {
  display: grid;
  gap: 1px;
  margin-top: clamp(32px, 4.5vw, 56px);
  background: var(--c-lime);
  border: 1px solid var(--c-lime);
}

.privacy-links__item {
  display: grid;
  gap: 7px;
  padding: 20px 20px 22px;
  background: var(--c-paper);
  color: var(--c-ink);
  text-decoration: none;
  transition: background var(--t-base) var(--ease);
}

.privacy-links__item:hover {
  background: #ffffff;
}

.privacy-links__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
}

.privacy-links__label::after {
  content: "→";
  font-size: 14px;
  color: var(--c-amber-deep);
  transition: transform var(--t-base) var(--ease);
}

.privacy-links__item:hover .privacy-links__label::after {
  transform: translateX(4px);
}

.privacy-links__note {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

@media (min-width: 700px) {
  .privacy-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 章节导航 ---------- */

.privacy-nav {
  order: -1;
}

.privacy-nav__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

.privacy-nav__list {
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.privacy-nav__list::-webkit-scrollbar {
  display: none;
}

.privacy-nav__list > li {
  flex: 0 0 auto;
}

.privacy-nav__link {
  display: flex;
  gap: 9px;
  align-items: baseline;
  padding: 9px 14px;
  border: 1px solid var(--c-lime);
  background: #ffffff;
  color: var(--c-muted);
  font-size: 13.5px;
  line-height: 1.6;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.privacy-nav__link .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-amber-deep);
}

.privacy-nav__link:hover,
.privacy-nav__link:focus-visible {
  color: var(--c-ink);
  border-color: var(--c-amber);
  outline: none;
}

@media (min-width: 1000px) {
  .privacy-nav {
    order: 0;
    position: sticky;
    top: 116px;
  }

  .privacy-nav__list {
    display: grid;
    gap: 2px;
    margin-top: 14px;
    padding: 0;
    overflow: visible;
  }

  .privacy-nav__link {
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 1px solid var(--c-lime);
    background: transparent;
    font-size: 14px;
    white-space: normal;
    line-height: 1.55;
  }

  .privacy-nav__link:hover,
  .privacy-nav__link:focus-visible {
    background: rgba(242, 160, 60, 0.07);
    border-left-color: var(--c-amber);
  }
}