.page-privacy {
  --privacy-cut: 18px;
  --privacy-rule: rgba(42, 52, 65, .72);
  display: block;
  padding-bottom: clamp(56px, 8vw, 112px);
}

.page-privacy .container {
  width: 100%;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 62px) 0 clamp(26px, 4vw, 46px);
  border-bottom: 1px solid var(--line-soft);
  background:
    linear-gradient(118deg, var(--cyan-dim) 0%, transparent 46%),
    linear-gradient(298deg, rgba(122, 92, 255, .13) 0%, transparent 40%);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -1px;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan) 52%, var(--sand));
  opacity: .6;
  pointer-events: none;
}

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

.page-privacy .privacy-hero h1 {
  margin: .3em 0 .55em;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.75rem, 5vw, 3rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--fog);
}

.page-privacy .privacy-hero__lead {
  max-width: 62ch;
  margin: 0 0 1.1em;
  color: var(--muted);
  font-size: clamp(.95rem, 1.6vw, 1.02rem);
  line-height: 1.85;
}

.page-privacy .privacy-hero__meta {
  display: inline-block;
  margin: 0;
  padding: .35em .8em;
  border: 1px solid var(--line);
  border-left: 2px solid var(--sand);
  color: var(--muted);
  font-size: .8rem;
  letter-spacing: .04em;
}

/* ---------- 首屏视觉 ---------- */
.page-privacy .privacy-visual {
  position: relative;
  margin: clamp(24px, 3.6vw, 44px) 0 0;
  border: 1px solid var(--line-soft);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--privacy-cut)), calc(100% - var(--privacy-cut)) 100%, 0 100%);
}

.page-privacy .privacy-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1400 / 480;
  object-fit: cover;
  opacity: .72;
}

/* ---------- 主体双栏 ---------- */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 60px);
  margin-top: clamp(34px, 5vw, 64px);
}

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

.page-privacy .privacy-section {
  scroll-margin-top: 110px;
  padding: clamp(26px, 4vw, 44px) 0;
  border-top: 1px solid var(--privacy-rule);
}

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

.page-privacy .privacy-section__no {
  margin: 0 0 .5em;
  color: var(--cyan);
  font-size: .82rem;
  letter-spacing: .18em;
}

.page-privacy .privacy-section__title {
  margin: 0 0 .7em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-privacy .privacy-section__lead {
  max-width: 60ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.85;
}

/* ---------- 三类信息面板 ---------- */
.page-privacy .privacy-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}

.page-privacy .privacy-panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(19, 26, 36, .58);
  border: 1px solid var(--graphite);
  clip-path: polygon(0 0, calc(100% - var(--privacy-cut)) 0, 100% var(--privacy-cut), 100% 100%, 0 100%);
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-privacy .privacy-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: var(--privacy-cut);
  height: var(--privacy-cut);
  background: linear-gradient(to top right, transparent 45%, var(--graphite) 45%, var(--graphite) 55%, transparent 55%);
  transition: background .2s ease;
  pointer-events: none;
}

.page-privacy .privacy-panel:hover,
.page-privacy .privacy-panel:focus-within {
  border-color: var(--cyan);
  background: rgba(24, 34, 49, .88);
  transform: translateY(-2px);
}

.page-privacy .privacy-panel:hover::before,
.page-privacy .privacy-panel:focus-within::before {
  background: linear-gradient(to top right, transparent 45%, var(--cyan) 45%, var(--cyan) 55%, transparent 55%);
}

.page-privacy .privacy-panel__eyebrow {
  margin: 0 0 .9rem;
  font-family: var(--font-serif);
  font-size: .82rem;
  letter-spacing: .14em;
  color: var(--sand);
}

/* ---------- 通用要点列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.05rem;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.72;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: .85;
}

.page-privacy .privacy-list--measures li::before {
  background: var(--sand);
}

.page-privacy .privacy-list--plain {
  max-width: 66ch;
  gap: .8rem;
}

.page-privacy .privacy-list--plain li {
  color: var(--muted);
  font-size: .94rem;
}

/* ---------- 使用目的 ---------- */
.page-privacy .privacy-purpose {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-purpose li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 28px);
  padding: clamp(16px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-purpose li:first-child {
  padding-top: 0;
}

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

.page-privacy .privacy-purpose__no {
  padding-top: .3rem;
  color: var(--violet);
  font-size: .82rem;
  letter-spacing: .08em;
}

.page-privacy .privacy-purpose__body h3 {
  margin: 0 0 .45em;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--fog);
}

.page-privacy .privacy-purpose__body p {
  margin: 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.8;
}

/* ---------- 保留期限 ---------- */
.page-privacy .privacy-retention {
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-retention__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: .3rem 18px;
  padding: clamp(15px, 2.2vw, 20px) 0;
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-retention__term {
  margin: 0;
  color: var(--fog);
  font-size: .96rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-privacy .privacy-retention__val {
  margin: 0;
  color: var(--cyan);
  font-size: .9rem;
  letter-spacing: .04em;
  white-space: nowrap;
}

.page-privacy .privacy-retention__note {
  grid-column: 1 / -1;
  margin: .35rem 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.75;
}

.page-privacy .privacy-measures {
  margin-top: clamp(24px, 3.4vw, 38px);
  padding: clamp(18px, 2.6vw, 26px);
  border-left: 2px solid var(--cyan);
  background: linear-gradient(90deg, rgba(0, 229, 255, .07), transparent 72%);
}

.page-privacy .privacy-measures__title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: .9rem;
  font-weight: 400;
  letter-spacing: .12em;
  color: var(--cyan-soft);
}

/* ---------- 用户权利 ---------- */
.page-privacy .privacy-rights {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
}

.page-privacy .privacy-rights li {
  position: relative;
  padding-left: 1.6rem;
}

.page-privacy .privacy-rights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .48em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 255, .14);
}

.page-privacy .privacy-rights h3 {
  margin: 0 0 .35em;
  font-size: .98rem;
  font-weight: 600;
  color: var(--fog);
}

.page-privacy .privacy-rights p {
  margin: 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.8;
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(26px, 3.6vw, 38px) 0 0;
}

/* ---------- 右侧栏 ---------- */
.page-privacy .privacy-rail {
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
  align-content: start;
  min-width: 0;
}

.page-privacy .privacy-rail__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: .82rem;
  letter-spacing: .14em;
  color: var(--sand);
}

.page-privacy .privacy-toc {
  display: grid;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-toc a {
  display: block;
  padding: .6rem 0;
  border-bottom: 1px solid var(--privacy-rule);
  color: var(--muted);
  font-size: .88rem;
  text-decoration: none;
  transition: color .18s ease, padding-left .18s ease, border-color .18s ease;
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  padding-left: 8px;
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy .privacy-rail__contact {
  padding: clamp(16px, 2vw, 20px);
  background: var(--deep);
  border: 1px solid var(--line);
  border-top: 2px solid var(--lava);
}

.page-privacy .privacy-rail__contact-title {
  margin: 0 0 .8rem;
  color: var(--fog);
  font-size: .92rem;
  font-weight: 600;
}

.page-privacy .privacy-rail__contact-line {
  margin: 0 0 .35rem;
  color: var(--cyan-soft);
  font-size: .84rem;
  word-break: break-all;
}

.page-privacy .privacy-rail__contact-note {
  margin: .7rem 0 1.1rem;
  color: var(--muted);
  font-size: .82rem;
  line-height: 1.7;
}

.page-privacy a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-panels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-grid {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 108px;
    padding-left: clamp(16px, 2vw, 28px);
    border-left: 1px solid var(--privacy-rule);
  }

  .page-privacy .privacy-toc {
    border-top: 0;
  }
}

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

  .page-privacy .privacy-panel:hover,
  .page-privacy .privacy-panel:focus-within {
    transform: none;
  }
}