/* ===== 使用说明页·页面专属样式 ===== */
.page-disclaimer {
  --dis-line: rgb(10 31 68 / 0.12);
  --dis-muted: rgb(10 31 68 / 0.76);
  background-color: var(--color-light);
  color: var(--color-ink);
  min-height: 100vh;
  display: block;
}

.page-disclaimer a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgb(255 107 0 / 0.35);
  transition: color 250ms var(--ease-out), text-decoration-color 250ms var(--ease-out);
}

.page-disclaimer a:hover {
  color: var(--color-primary);
  text-decoration-color: currentColor;
}

.page-disclaimer .disclaimer-shell {
  padding-top: 2rem;
  padding-bottom: 4rem;
}

.page-disclaimer .disclaimer-breadcrumb {
  margin-bottom: 1.25rem;
}

/* —— 页头 —— */
.page-disclaimer .disclaimer-hero {
  position: relative;
  padding: 2.75rem 0 2.5rem 1.25rem;
  border-bottom: 1px solid var(--dis-line);
  margin-bottom: 2rem;
}

.page-disclaimer .disclaimer-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2.25rem;
  bottom: 2.25rem;
  width: 0.375rem;
  background: linear-gradient(180deg, var(--color-accent), var(--color-gold));
  transform: skewX(-14deg);
  border-radius: 0.25rem;
}

.page-disclaimer .disclaimer-hero .hero-index {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-disclaimer .disclaimer-hero .hero-title {
  margin-top: 0.75rem;
  color: var(--color-primary);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.page-disclaimer .disclaimer-hero .hero-lead {
  margin-top: 1rem;
  max-width: 44rem;
  color: var(--dis-muted);
  font-size: 0.95rem;
  line-height: 1.95;
}

.page-disclaimer .disclaimer-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

/* —— 通知条 —— */
.page-disclaimer .disclaimer-notice {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius-lg);
  background: rgb(255 215 0 / 0.09);
  border: 1px solid rgb(255 215 0 / 0.4);
  margin-bottom: 2.25rem;
}

.page-disclaimer .disclaimer-notice-mark {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-weight: 700;
  font-style: italic;
  font-size: 1rem;
}

.page-disclaimer .disclaimer-notice p {
  margin: 0.1rem 0 0;
  color: var(--dis-muted);
  font-size: 0.9rem;
  line-height: 1.85;
}

/* —— 条款列表 —— */
.page-disclaimer .terms-list {
  display: grid;
}

.page-disclaimer .terms-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--dis-line);
}

.page-disclaimer .terms-card:last-child {
  border-bottom: 0;
}

.page-disclaimer .terms-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.06em;
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
  transition: transform 300ms var(--ease-out), background-color 300ms var(--ease-out), color 300ms var(--ease-out);
}

.page-disclaimer .terms-card:hover .terms-number {
  transform: scale(1.06) translateX(0.2rem);
  background-color: var(--color-gold);
  color: var(--color-primary);
}

.page-disclaimer .terms-title {
  margin: 0 0 0.7rem;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 1.22rem;
  font-weight: 800;
  line-height: 1.4;
}

.page-disclaimer .terms-text {
  margin: 0 0 0.8rem;
  color: var(--dis-muted);
  font-size: 0.94rem;
  line-height: 1.9;
}

.page-disclaimer .terms-text:last-child {
  margin-bottom: 0;
}

/* —— 叶片分隔 —— */
.page-disclaimer .disclaimer-leaves {
  margin: 2.5rem 0 1rem;
  overflow: hidden;
}

.page-disclaimer .disclaimer-leaf-svg {
  display: block;
  width: 100%;
  height: 4.5rem;
}

.page-disclaimer .dis-leaf--one {
  fill: var(--color-primary);
  opacity: 0.92;
}

.page-disclaimer .dis-leaf--two {
  fill: var(--color-jade);
  opacity: 0.78;
}

.page-disclaimer .dis-leaf--three {
  fill: var(--color-accent);
  opacity: 0.45;
}

/* —— 相关约定 —— */
.page-disclaimer .disclaimer-extended {
  margin-top: 1.75rem;
}

.page-disclaimer .disclaimer-extended-head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin-bottom: 1.25rem;
}

.page-disclaimer .head-index--extended {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-disclaimer .disclaimer-extended-title {
  margin: 0;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
}

.page-disclaimer .disclaimer-extended-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-disclaimer .disclaimer-extended-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.35rem 1.6rem;
  color: var(--color-white);
  box-shadow: var(--shadow-card);
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.page-disclaimer .disclaimer-extended-card::after {
  content: "";
  position: absolute;
  right: -1.5rem;
  bottom: -1.5rem;
  width: 5.5rem;
  height: 5.5rem;
  border: 1rem solid rgb(255 255 255 / 0.1);
  border-radius: 50%;
}

.page-disclaimer .disclaimer-extended-card:hover {
  transform: translateY(-0.25rem);
  box-shadow: 0 0.5rem 1.5rem rgb(10 31 68 / 0.16);
}

.page-disclaimer .disclaimer-extended-card--jade {
  background-color: var(--color-jade);
}

.page-disclaimer .disclaimer-extended-card--wine {
  background-color: var(--color-wine);
}

.page-disclaimer .disclaimer-extended-card--indigo {
  background-color: var(--color-indigo);
}

.page-disclaimer .disclaimer-extended-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 0.9rem;
  border-radius: 0.75rem;
  background: rgb(255 255 255 / 0.14);
  color: currentColor;
}

.page-disclaimer .disclaimer-extended-icon svg {
  width: 1.4rem;
  height: 1.4rem;
}

.page-disclaimer .disclaimer-extended-card h3 {
  margin: 0 0 0.5rem;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
}

.page-disclaimer .disclaimer-extended-card p {
  margin: 0;
  color: rgb(255 255 255 / 0.92);
  font-size: 0.88rem;
  line-height: 1.85;
}

.page-disclaimer .disclaimer-extended-card a {
  color: var(--color-white);
  text-decoration: underline;
  text-decoration-color: rgb(255 255 255 / 0.5);
}

.page-disclaimer .disclaimer-extended-card a:hover {
  color: var(--color-gold);
  text-decoration-color: var(--color-gold);
}

/* —— 信任声明 —— */
.page-disclaimer .disclaimer-trust {
  margin: 2.5rem auto 1.25rem;
  max-width: 46rem;
  color: var(--dis-muted);
  font-size: 0.85rem;
  line-height: 1.8;
  text-align: center;
}

/* —— 抽象纹理 —— */
.page-disclaimer .disclaimer-visual {
  margin: 1.5rem 0 1.25rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-disclaimer .disclaimer-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* —— 回到顶部 —— */
.page-disclaimer .disclaimer-backtop-wrap {
  display: flex;
  justify-content: flex-end;
  padding-top: 0.5rem;
}

.page-disclaimer .disclaimer-backtop {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.4rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 0.375rem 0.9rem rgb(10 31 68 / 0.2);
  transition: background-color 300ms var(--ease-out), color 300ms var(--ease-out), transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}

.page-disclaimer .disclaimer-backtop:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-0.18rem);
  box-shadow: 0 0.5rem 1.25rem rgb(255 107 0 / 0.28);
}

.page-disclaimer .disclaimer-arrow {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
}

/* —— 桌面端 —— */
@media (min-width: 720px) {
  .page-disclaimer .disclaimer-shell {
    padding-top: 2.75rem;
  }

  .page-disclaimer .disclaimer-hero {
    padding: 3.5rem 0 3rem 2rem;
    margin-bottom: 2.5rem;
  }

  .page-disclaimer .disclaimer-hero .hero-title {
    margin-top: 1rem;
  }

  .page-disclaimer .disclaimer-hero .hero-lead {
    margin-top: 1.25rem;
    font-size: 1rem;
  }

  .page-disclaimer .disclaimer-notice {
    padding: 1.35rem 1.75rem;
  }

  .page-disclaimer .terms-card {
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 2rem;
    padding: 2.75rem 0.5rem;
  }

  .page-disclaimer .terms-number {
    width: 4.5rem;
    height: 3.5rem;
    font-size: 1.45rem;
  }

  .page-disclaimer .disclaimer-leaf-svg {
    height: 6rem;
  }

  .page-disclaimer .disclaimer-extended {
    margin-top: 2.5rem;
  }

  .page-disclaimer .disclaimer-extended-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-disclaimer .disclaimer-extended-card {
    padding: 1.75rem 1.5rem 1.9rem;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-hero {
    padding-left: 2.5rem;
  }

  .page-disclaimer .disclaimer-hero::before {
    width: 0.45rem;
  }
}