.page-privacy {
  --pp-stream: 68ch;
  --pp-index: 212px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  scroll-behavior: smooth;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--green);
  color: var(--paper);
  padding: clamp(96px, 15vw, 152px) 0 clamp(48px, 7vw, 84px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(46%, 520px);
  height: 5px;
  background: var(--yellow);
  transform: skewX(-34deg);
  transform-origin: left top;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    116deg,
    rgba(127, 216, 234, 0.09) 0 1px,
    transparent 1px 22px
  );
}

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

.page-privacy .breadcrumb {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-privacy .privacy-hero .breadcrumb-link,
.page-privacy .privacy-hero .breadcrumb-current {
  color: rgba(246, 247, 242, 0.7);
}

.page-privacy .privacy-hero .breadcrumb-link:hover {
  color: var(--yellow);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 58px);
  align-items: center;
}

.page-privacy .privacy-kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--yellow);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 7vw, 56px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--paper);
}

.page-privacy .privacy-lead {
  margin: 0 0 26px;
  max-width: 54ch;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.8;
  color: rgba(246, 247, 242, 0.86);
}

.page-privacy .privacy-hero-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-hero-points li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 14px 9px 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ice-2);
  background: var(--green-2);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-privacy .privacy-hero-points .mono {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--yellow);
}

.page-privacy .privacy-hero-media {
  margin: 0;
  background: var(--green-2);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 32px), calc(100% - 32px) 100%, 0 100%);
}

.page-privacy .privacy-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 长文主体 ---------- */

.page-privacy .privacy-body-wrap {
  padding: clamp(44px, 7vw, 92px) 0 clamp(56px, 8vw, 108px);
}

.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 58px);
  align-items: start;
}

/* 锚点索引 */

.page-privacy .privacy-index {
  position: relative;
}

.page-privacy .privacy-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink);
  opacity: 0.6;
}

.page-privacy .chapter-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-privacy .chapter-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 13px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--warm);
  border-radius: var(--pill);
  background: #fff;
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease),
    color 0.22s var(--ease);
}

.page-privacy .chapter-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ice);
}

.page-privacy .chapter-link:hover,
.page-privacy .chapter-link:focus-visible {
  border-color: var(--yellow);
  outline: none;
}

.page-privacy .chapter-link.is-active {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--green);
  font-weight: 700;
}

.page-privacy .chapter-link.is-active .chapter-index-num {
  color: var(--green);
}

/* 正文流 */

.page-privacy .privacy-stream {
  max-width: var(--pp-stream);
}

.page-privacy .privacy-section {
  position: relative;
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--warm);
  scroll-margin-top: 118px;
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(36px, 5vw, 62px);
}

.page-privacy .privacy-section::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 62px;
  height: 3px;
  background: var(--yellow);
  transform: skewX(-32deg);
  transform-origin: left top;
}

.page-privacy .privacy-sec-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.page-privacy .privacy-sec-head .coord {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  background: rgba(255, 107, 53, 0.12);
  padding: 5px 10px;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 9px 100%, 0 calc(100% - 9px));
}

.page-privacy .privacy-sec-head h2 {
  margin: 0;
  font-size: clamp(20px, 3.6vw, 28px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--green);
}

.page-privacy .privacy-stream p {
  margin: 0 0 15px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .privacy-stream strong {
  color: var(--green);
  font-weight: 700;
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.75;
}

.page-privacy .privacy-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 11px;
  height: 2px;
  background: var(--ice);
  transform: skewX(-30deg);
}

/* 关键条目 */

.page-privacy .privacy-keys {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-keys > li {
  background: var(--ice-2);
  padding: 17px 17px 19px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
}

.page-privacy .privacy-key-title {
  display: block;
  margin-bottom: 7px;
  font-size: 15px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.01em;
}

.page-privacy .privacy-keys p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ink);
}

/* 折叠条目 */

.page-privacy .privacy-fold {
  margin-top: 16px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--warm);
}

.page-privacy .privacy-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  color: var(--green);
  list-style: none;
}

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

.page-privacy .privacy-fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--orange);
}

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

.page-privacy .privacy-fold p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
}

/* 联系面板 */

.page-privacy .privacy-section--contact {
  border-top-color: var(--green);
}

.page-privacy .privacy-contact {
  margin-top: 20px;
  padding: clamp(22px, 3.6vw, 32px);
  background: var(--green);
  color: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

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

.page-privacy .privacy-contact-list > li {
  display: grid;
  gap: 5px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(246, 247, 242, 0.18);
}

.page-privacy .privacy-contact-list > li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ice);
}

.page-privacy .privacy-contact-val {
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .privacy-contact-val.mono {
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--yellow);
}

.page-privacy .privacy-contact-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(246, 247, 242, 0.78);
}

.page-privacy .privacy-contact-note + .privacy-contact-note {
  margin-top: 10px;
}

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

.page-privacy .privacy-contact a:hover {
  color: var(--ice);
}

.page-privacy .privacy-top-wrap {
  margin: 22px 0 0;
}

.page-privacy .privacy-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 17px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--green);
  text-decoration: none;
  border: 1px solid var(--warm);
  border-radius: var(--pill);
  background: #fff;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-privacy .privacy-top::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  border-color: var(--yellow);
  background: var(--yellow);
  outline: none;
}

/* ---------- 断点 ---------- */

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

  .page-privacy .privacy-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-privacy .privacy-contact-list > li {
    padding-bottom: 0;
    border-bottom: 0;
    padding-left: 14px;
    border-left: 2px solid var(--green-2);
  }
}

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

@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pp-index) minmax(0, 1fr);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 112px;
  }

  .page-privacy .chapter-index {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 3px;
  }

  .page-privacy .chapter-link {
    border-color: transparent;
    background: transparent;
    border-radius: 0;
    padding: 9px 10px 9px 12px;
    border-left: 2px solid var(--warm);
  }

  .page-privacy .chapter-link:hover,
  .page-privacy .chapter-link:focus-visible {
    border-left-color: var(--yellow);
    background: rgba(255, 210, 38, 0.14);
  }

  .page-privacy .chapter-link.is-active {
    border-left-color: var(--yellow);
    background: rgba(255, 210, 38, 0.2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .chapter-link,
  .page-privacy .privacy-fold > summary,
  .page-privacy .privacy-top {
    transition: none;
  }
}