/* ===== 使用说明与免责声明 —— 页面专属样式 ===== */
.page-disclaimer {
  --clause-border: rgba(255, 255, 255, 0.12);
  --clause-border-open: rgba(255, 255, 255, 0.22);
  --clause-bg: rgba(255, 255, 255, 0.045);
  --clause-bg-open: rgba(255, 255, 255, 0.07);
  --text-soft: rgba(255, 255, 255, 0.62);
  --text-strong: rgba(255, 255, 255, 0.86);
  background: var(--color-primary);
  color: var(--text-strong);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ——— 页首横幅（移动优先） ——— */
.page-disclaimer .disclaimer-hero {
  position: relative;
  padding: calc(var(--header-height) + var(--header-offset) + 28px) 0 44px;
  background: linear-gradient(155deg, var(--color-primary-deeper) 0%, var(--color-primary) 58%, var(--color-primary-dark) 100%);
  overflow: hidden;
}
.page-disclaimer .disclaimer-hero::before {
  content: "18";
  position: absolute;
  top: 70px;
  right: -30px;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(140px, 24vw, 280px);
  line-height: 1;
  color: rgba(255, 255, 255, 0.035);
  pointer-events: none;
}
.page-disclaimer .disclaimer-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 1120px;
}
.page-disclaimer .disclaimer-hero__content {
  max-width: 780px;
}
.page-disclaimer .breadcrumb {
  margin-bottom: 26px;
}
.page-disclaimer .disclaimer-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-headline);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(255, 107, 53, 0.12);
  border: 1px solid rgba(255, 107, 53, 0.35);
  border-radius: var(--radius-pill);
  padding: 7px 18px;
  margin-bottom: 20px;
}
.page-disclaimer .disclaimer-hero__title {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-headline);
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--color-white);
  margin-bottom: 22px;
}
.page-disclaimer .disclaimer-hero__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.12em;
  bottom: 0.12em;
  width: 5px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}
.page-disclaimer .disclaimer-hero__lead {
  font-size: clamp(0.98rem, 2vw, 1.12rem);
  color: rgba(255, 255, 255, 0.74);
  max-width: 640px;
  margin: 0;
}
.page-disclaimer .disclaimer-hero__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
  max-width: 560px;
}
.page-disclaimer .disclaimer-hero__visual::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 46px;
  height: 46px;
  border-top: 4px solid var(--color-accent);
  border-right: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) 0 0;
  opacity: 0.68;
  pointer-events: none;
}
.page-disclaimer .disclaimer-hero__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-disclaimer .disclaimer-hero__caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.84);
  background: rgba(10, 31, 68, 0.72);
  backdrop-filter: blur(6px);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
}

/* ——— 条款文档区 ——— */
.page-disclaimer .disclaimer-document {
  max-width: 1080px;
  padding: 16px 0 42px;
}
.page-disclaimer .disclaimer-document__intro {
  margin-bottom: 34px;
  max-width: 800px;
}
.page-disclaimer .disclaimer-document__kicker {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  color: var(--color-accent);
  margin-bottom: 10px;
}
.page-disclaimer .disclaimer-document__title {
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 3.6vw, 2.6rem);
  line-height: 1.18;
  color: var(--color-white);
  margin-bottom: 12px;
}
.page-disclaimer .disclaimer-document__note {
  font-size: 0.95rem;
  color: var(--text-soft);
  margin: 0;
}

/* ——— 条款目录 ——— */
.page-disclaimer .disclaimer-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.page-disclaimer .disclaimer-toc__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.13);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.85rem;
  transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}
.page-disclaimer .disclaimer-toc__item span {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 0.78rem;
  color: var(--color-accent);
}
.page-disclaimer .disclaimer-toc__item:hover {
  background: rgba(255, 107, 53, 0.12);
  border-color: rgba(255, 107, 53, 0.4);
  color: var(--color-white);
}

/* ——— 章节条款卡片 ——— */
.page-disclaimer .disclaimer-clause {
  scroll-margin-top: calc(var(--header-height) + var(--header-offset) + 24px);
  background: var(--clause-bg);
  border: 1px solid var(--clause-border);
  border-radius: var(--radius-lg);
  margin-bottom: 14px;
  transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.page-disclaimer .disclaimer-clause[open] {
  background: var(--clause-bg-open);
  border-color: var(--clause-border-open);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.28);
}
.page-disclaimer .disclaimer-clause__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 17px 18px;
  user-select: none;
}
.page-disclaimer .disclaimer-clause__summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .disclaimer-clause__summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -4px;
  border-radius: var(--radius-lg);
}
.page-disclaimer .disclaimer-clause__index {
  flex: 0 0 auto;
  min-width: 2.8rem;
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-accent);
}
.page-disclaimer .disclaimer-clause__heading {
  flex: 1;
  min-width: 0;
  margin: 0;
  display: block;
}
.page-disclaimer .disclaimer-clause__title {
  display: block;
  font-family: var(--font-headline);
  font-size: 1.16rem;
  line-height: 1.3;
  color: var(--color-white);
  margin: 0;
}
.page-disclaimer .disclaimer-clause__subtitle {
  display: block;
  margin-top: 2px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.42);
  line-height: 1.4;
}
.page-disclaimer .disclaimer-clause__toggle {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--color-white);
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  font-weight: 300;
  line-height: 1;
  transition: transform var(--transition-std), background var(--transition-std), border-color var(--transition-std);
}
.page-disclaimer .disclaimer-clause[open] .disclaimer-clause__toggle {
  transform: rotate(135deg);
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.page-disclaimer .disclaimer-clause__body {
  padding: 0 20px 24px 74px;
  color: rgba(255, 255, 255, 0.76);
}
.page-disclaimer .disclaimer-clause__lead {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 16px;
  font-size: 1rem;
}
.page-disclaimer .disclaimer-clause__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 13px;
}
.page-disclaimer .disclaimer-clause__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.75;
}
.page-disclaimer .disclaimer-clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.7;
}

/* ——— 后续导向 ——— */
.page-disclaimer .disclaimer-footnote {
  max-width: 1080px;
  padding: 42px 0 96px;
}
.page-disclaimer .disclaimer-footnote__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(255, 107, 53, 0.14) 0%, rgba(255, 255, 255, 0) 36%),
    rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
}
.page-disclaimer .disclaimer-footnote__title {
  margin: 0 0 8px;
  font-family: var(--font-headline);
  font-size: 1.4rem;
  line-height: 1.3;
  color: var(--color-white);
}
.page-disclaimer .disclaimer-footnote__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.66);
}
.page-disclaimer .disclaimer-footnote__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-disclaimer .disclaimer-footnote__back {
  margin: 30px 0 0;
  text-align: center;
}
.page-disclaimer .disclaimer-footnote__home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 2px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.92rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.page-disclaimer .disclaimer-footnote__home:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ——— 桌面端增强 ——— */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero {
    padding: calc(var(--header-height) + var(--header-offset) + 64px) 0 76px;
  }
  .page-disclaimer .disclaimer-hero__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 56px;
  }
  .page-disclaimer .disclaimer-hero__content {
    flex: 0 0 54%;
  }
  .page-disclaimer .disclaimer-hero__visual {
    flex: 0 0 38%;
    transform: rotate(1.2deg);
  }
  .page-disclaimer .disclaimer-document {
    padding: 20px 0 56px;
  }
  .page-disclaimer .disclaimer-clause {
    margin-bottom: 18px;
  }
  .page-disclaimer .disclaimer-clause__summary {
    gap: 16px;
    padding: 24px 28px;
  }
  .page-disclaimer .disclaimer-clause__index {
    min-width: 3rem;
    font-size: 1.8rem;
  }
  .page-disclaimer .disclaimer-clause__body {
    padding: 4px 36px 32px 96px;
  }
  .page-disclaimer .disclaimer-clause__list {
    gap: 15px;
  }
  .page-disclaimer .disclaimer-footnote__card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 36px 44px;
  }
  .page-disclaimer .disclaimer-footnote__content {
    max-width: 560px;
  }
}

/* ——— 缩减动态偏好 ——— */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}