/* =========================================================
   使用说明 / notice 页面专属样式
   作用域：.page-disclaimer
   ========================================================= */

.page-disclaimer {
  --notice-section-space: 64px;
  --notice-index-width: 262px;
  --notice-purple-line: rgba(122, 0, 255, 0.55);
  --notice-green-line: rgba(0, 255, 136, 0.45);
  --notice-gold-line: rgba(255, 215, 0, 0.32);

  position: relative;
  overflow: clip;
  padding-bottom: 80px;
}

/* 背景光晕 */
.page-disclaimer::before {
  content: "";
  position: absolute;
  top: 130px;
  right: -120px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(122, 0, 255, 0.14), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer::after {
  content: "";
  position: absolute;
  bottom: 40px;
  left: -120px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.08), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* --- 面包屑 --- */
.page-disclaimer .breadcrumb {
  position: relative;
  z-index: 1;
  margin-top: 28px;
}

/* --- 页头 --- */
.page-disclaimer .page-header {
  position: relative;
  z-index: 1;
  margin-top: 36px;
}

.page-disclaimer .page-header-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neon-green);
}

.page-disclaimer .page-header-kicker::before {
  content: "";
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-electric-purple), var(--color-neon-green));
}

.page-disclaimer .page-title {
  display: inline-block;
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(42px, 7vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: 0.04em;
  color: var(--color-cloud-white);
}

.page-disclaimer .page-title::after {
  content: "";
  display: block;
  margin-top: 12px;
  width: 88px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-electric-purple), var(--color-neon-green), transparent);
  clip-path: polygon(0 0, 100% 0, 90% 100%, 0 100%);
}

.page-disclaimer .page-header-desc {
  max-width: 720px;
  margin: 20px 0 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-slate-blue);
}

/* --- 双栏主布局 --- */
.page-disclaimer .disclaimer-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  margin-top: 40px;
}

/* 左：章节索引 */
.page-disclaimer .disclaimer-index {
  align-self: start;
  padding: 20px 18px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.015));
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 36px rgba(1, 4, 7, 0.25);
}

.page-disclaimer .disclaimer-index-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-disclaimer .disclaimer-index-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-neon-green);
  box-shadow: 0 0 14px rgba(0, 255, 136, 0.55);
}

.page-disclaimer .disclaimer-index-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-slate-blue);
}

.page-disclaimer .disclaimer-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .disclaimer-index-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}

.page-disclaimer .disclaimer-index-link:hover,
.page-disclaimer .disclaimer-index-link:focus-visible {
  border-left-color: var(--color-neon-green);
  background: linear-gradient(90deg, rgba(122, 0, 255, 0.16), transparent);
  outline: none;
  transform: translateX(4px);
}

.page-disclaimer .disclaimer-index-num {
  min-width: 34px;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-neon-green);
}

.page-disclaimer .disclaimer-index-text {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-cloud-white);
}

/* 右：详细说明 */
.page-disclaimer .disclaimer-main {
  display: grid;
  gap: 6px;
  min-width: 0;
  max-width: 840px;
}

/* --- 章节卡片 --- */
.page-disclaimer .notice-section {
  position: relative;
  scroll-margin-top: 130px;
  padding: 30px 2px 26px;
}

/* 渐变金属分隔线 */
.page-disclaimer .notice-section::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg,
    var(--notice-purple-line),
    var(--notice-green-line) 42%,
    var(--notice-gold-line) 74%,
    transparent 100%);
  opacity: 0.72;
  pointer-events: none;
}

.page-disclaimer .notice-section:last-of-type::after {
  display: none;
}

.page-disclaimer .notice-section-head {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.page-disclaimer .notice-section-num {
  min-width: 52px;
  font-family: var(--font-heading);
  font-size: clamp(42px, 8vw, 54px);
  font-weight: 800;
  line-height: 0.82;
  color: var(--color-neon-green);
  text-shadow: 0 0 22px rgba(0, 255, 136, 0.26);
}

.page-disclaimer .notice-section-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(122, 0, 255, 0.13);
  border: 1px solid rgba(122, 0, 255, 0.34);
  color: var(--color-cloud-white);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.page-disclaimer .notice-section-icon:hover {
  background: rgba(122, 0, 255, 0.24);
  box-shadow: 0 0 18px rgba(122, 0, 255, 0.3);
}

.page-disclaimer .notice-section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(21px, 3.4vw, 27px);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-cloud-white);
}

/* 正文 */
.page-disclaimer .notice-section-body p {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 247, 250, 0.88);
}

.page-disclaimer .notice-section-body p:last-child {
  margin-bottom: 0;
}

/* 功能边界清单 */
.page-disclaimer .notice-section-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-disclaimer .notice-section-list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.88);
}

.page-disclaimer .notice-section-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 13px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-electric-purple), var(--color-neon-green));
  transform: skewX(-18deg);
}

/* 图片 */
.page-disclaimer .notice-figure {
  margin: 24px 0 0;
}

.page-disclaimer .notice-figure-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .notice-figure-cap {
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-slate-blue);
  text-align: right;
}

/* --- 印章 --- */
.page-disclaimer .notice-stamp {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 208px;
  height: 208px;
  margin: 56px auto 8px;
  transform: rotate(-6deg);
  filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.12));
}

.page-disclaimer .notice-stamp::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(0, 255, 136, 0.5);
}

.page-disclaimer .notice-stamp::after {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 1px solid rgba(122, 0, 255, 0.36);
}

.page-disclaimer .notice-stamp-inner {
  position: relative;
  padding: 20px;
  text-align: center;
}

.page-disclaimer .notice-stamp-title {
  display: block;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-neon-green);
}

.page-disclaimer .notice-stamp-sub {
  display: block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-slate-blue);
}

/* --- 相关链接 --- */
.page-disclaimer .notice-more {
  margin-top: 24px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.page-disclaimer .notice-more-label {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-slate-blue);
}

.page-disclaimer .notice-more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* --- 返回顶部 --- */
.page-disclaimer .disclaimer-backtop-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.page-disclaimer .disclaimer-backtop {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* =========================================================
   桌面端 ≥1024px
   ========================================================= */
@media (min-width: 1024px) {
  .page-disclaimer {
    padding-bottom: 96px;
  }

  .page-disclaimer .breadcrumb {
    margin-top: 36px;
  }

  .page-disclaimer .page-header {
    margin-top: 52px;
  }

  .page-disclaimer .page-header-desc {
    font-size: 17px;
  }

  .page-disclaimer .disclaimer-layout {
    grid-template-columns: var(--notice-index-width) minmax(0, 1fr);
    align-items: start;
    gap: 56px;
    margin-top: 52px;
  }

  .page-disclaimer .disclaimer-index {
    position: sticky;
    top: 120px;
    padding: 22px 18px;
  }

  .page-disclaimer .disclaimer-index-num {
    min-width: 36px;
    font-size: 24px;
  }

  .page-disclaimer .disclaimer-main {
    gap: 10px;
  }

  .page-disclaimer .notice-section {
    padding: 40px 6px 38px;
  }

  .page-disclaimer .notice-section-head {
    gap: 18px;
    margin-bottom: 22px;
  }

  .page-disclaimer .notice-section-num {
    min-width: 58px;
    font-size: 58px;
  }

  .page-disclaimer .notice-section-icon {
    width: 46px;
    height: 46px;
  }

  .page-disclaimer .notice-section-title {
    font-size: 28px;
  }

  /* 正文与标题起始位置对齐 */
  .page-disclaimer .notice-section-body {
    padding-left: 140px;
  }

  .page-disclaimer .notice-figure {
    margin-top: 28px;
  }

  .page-disclaimer .notice-more {
    margin-top: 32px;
    padding-top: 30px;
  }
}