.page-privacy {
  --privacy-rail: 190px;
  --privacy-column: 44rem;
  --privacy-anchor: 132px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(104px, 13vw, 150px) 0 clamp(36px, 5vw, 60px);
  background:
    radial-gradient(120% 96% at 88% 0%, rgba(22, 208, 124, .16), transparent 62%),
    radial-gradient(94% 84% at 0% 100%, rgba(255, 91, 46, .12), transparent 64%),
    var(--ink-950);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 72px),
    linear-gradient(180deg, rgba(10, 20, 32, .42) 0%, rgba(10, 20, 32, .9) 74%, var(--ink-950) 100%);
}

.page-privacy .privacy-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}

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

.page-privacy .privacy-hero__eyebrow {
  margin: 22px 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--green);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 18px;
  max-width: 24ch;
  font-size: clamp(2.05rem, 5.6vw, 4.05rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-privacy .privacy-hero__lead {
  margin: 0 0 28px;
  max-width: 46ch;
  font-size: clamp(1rem, 1.15vw, 1.125rem);
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-hero__stamp {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-privacy .privacy-hero__cta {
  margin-left: auto;
  font-size: 13px;
  color: var(--green);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(22, 208, 124, .42);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-hero__cta:hover {
  color: var(--white);
  border-color: var(--white);
}

.page-privacy .privacy-hero__cta:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: clamp(30px, 5vw, 52px) 0 clamp(56px, 8vw, 92px);
}

.page-privacy .privacy-index__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-privacy .index-rail {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .index-rail__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px 9px 14px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  background: rgba(18, 36, 56, .72);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .index-rail__link .mono {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--green);
}

.page-privacy .index-rail__link:hover {
  color: var(--white);
  background: var(--ink-800);
  border-color: var(--line);
}

.page-privacy .index-rail__link[aria-current="true"] {
  color: var(--white);
  background: var(--ink-800);
  border-color: rgba(22, 208, 124, .55);
}

.page-privacy .index-rail__link:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.page-privacy .privacy-content {
  min-width: 0;
  max-width: var(--privacy-column);
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-section {
  padding: clamp(26px, 4vw, 40px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: var(--privacy-anchor);
}

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

.page-privacy .privacy-section .section-head {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
}

.page-privacy .privacy-section .section-head__index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--green);
}

.page-privacy .privacy-section .section-head__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--white);
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-section:hover .section-head__title,
.page-privacy .privacy-section:focus-within .section-head__title {
  color: var(--green);
}

.page-privacy .privacy-section .section-head__lead {
  margin: 0;
  max-width: 44ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-privacy .clause {
  --accent: var(--green);
  display: grid;
  gap: 8px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .clause:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .clause--log { --accent: var(--cyan); }
.page-privacy .clause--cookie { --accent: var(--green); }
.page-privacy .clause--local { --accent: var(--amber); }
.page-privacy .clause--alert { --accent: var(--orange); }

.page-privacy .clause__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--accent);
}

.page-privacy .clause__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-privacy .clause__text {
  margin: 0;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

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

.page-privacy .clause__text a:hover {
  color: var(--white);
}

/* ---------- 期限清单 ---------- */
.page-privacy .term-list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .term-list__item {
  display: grid;
  gap: 3px;
  padding: 10px 0 10px 14px;
  border-left: 2px solid var(--accent, var(--green));
  background: linear-gradient(90deg, rgba(18, 36, 56, .72), rgba(18, 36, 56, 0));
}

.page-privacy .term-list__term {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--white);
}

.page-privacy .term-list__desc {
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-privacy .term-list__desc .num {
  color: var(--amber);
  font-size: 1.05em;
}

/* ---------- 联络面板 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--ink-800);
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-privacy .privacy-contact__label {
  flex: 0 0 100%;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-privacy .privacy-contact__value {
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-privacy .privacy-contact__value--mail {
  word-break: break-all;
}

/* ---------- 收尾提示 ---------- */
.page-privacy .privacy-note {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
  background: rgba(255, 91, 46, .07);
  border-left: 2px solid var(--orange);
}

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

.page-privacy .privacy-note a:hover {
  color: var(--white);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: clamp(118px, 12vw, 140px);
  }

  .page-privacy .index-rail {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .index-rail__link {
    background: none;
    border: 0;
    border-left: 2px solid var(--line-soft);
    clip-path: none;
    padding: 8px 0 8px 14px;
    transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
  }

  .page-privacy .index-rail__link:hover {
    background: none;
    color: var(--white);
    border-left-color: var(--line);
    padding-left: 18px;
  }

  .page-privacy .index-rail__link[aria-current="true"] {
    background: none;
    color: var(--white);
    border-left-color: var(--green);
  }

  .page-privacy .privacy-contact__label {
    flex: 0 0 96px;
  }

  .page-privacy .privacy-contact__row {
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .index-rail__link,
  .page-privacy .privacy-section .section-head__title,
  .page-privacy .privacy-hero__cta {
    transition: none;
  }

  .page-privacy .index-rail__link:hover {
    padding-left: 14px;
  }
}