/* ===== 使用说明与免责声明 — 页面专属样式 ===== */
.page-disclaimer {
  --disclaimer-red: #E53935;
  --disclaimer-black: #1A1A1A;
  --disclaimer-bg-card: rgba(255, 255, 255, 0.04);
  --disclaimer-border: rgba(192, 192, 192, 0.2);
  --disclaimer-accordion-bg: rgba(229, 57, 53, 0.08);
  --disclaimer-text-dim: #9E9E9E;

  background-color: var(--bg-dark, #121212);
  color: var(--text-primary, #FFFFFF);
  font-family: var(--font-body, 'Segoe UI', Roboto, sans-serif);
  line-height: 1.7;
  padding: calc(var(--header-height, 64px) + 2rem) 1rem 4rem;
  min-height: 100vh;
}

/* 容器 */
.page-disclaimer__inner {
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  font-family: var(--font-label, 'Courier New', monospace);
  font-size: 0.85rem;
  letter-spacing: 1px;
  color: var(--text-secondary, #B0B0B0);
  margin-bottom: 2.5rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.page-disclaimer .breadcrumb a {
  color: var(--accent-blue, #00B4D8);
  text-decoration: none;
  transition: color 0.2s;
}
.page-disclaimer .breadcrumb a:hover {
  color: var(--primary-red, #E53935);
  text-decoration: underline;
}
.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--text-primary, #FFFFFF);
  font-weight: 700;
}

/* 首屏区域：标题 + 图标 */
.page-disclaimer__hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 4rem;
  border-bottom: 2px solid var(--disclaimer-border);
  padding-bottom: 2.5rem;
  position: relative;
}
.page-disclaimer__hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 80px;
  height: 4px;
  background: var(--disclaimer-red);
  border-radius: 2px;
}
.page-disclaimer__icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 1rem;
  opacity: 0.85;
  filter: drop-shadow(0 0 8px rgba(229, 57, 53, 0.3));
  max-width: 100%;
}
.page-disclaimer__title {
  font-family: var(--font-heading, 'Arial Black', Impact, sans-serif);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  color: var(--text-primary, #FFFFFF);
  margin: 0 0 0.75rem;
  line-height: 1.1;
}
.page-disclaimer__subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary, #B0B0B0);
  max-width: 600px;
  margin: 0 auto;
}

/* 章节通用 */
.page-disclaimer__section {
  margin-bottom: 4rem;
  position: relative;
}
.page-disclaimer__section-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading, 'Arial Black', Impact, sans-serif);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  color: var(--text-primary, #FFFFFF);
  margin: 0 0 1.5rem;
  border-left: 4px solid var(--disclaimer-red);
  padding-left: 1rem;
}
.page-disclaimer__section-num {
  font-family: 'Courier New', monospace;
  font-weight: 700;
  font-size: 0.85em;
  color: var(--disclaimer-red);
  opacity: 0.7;
}

/* 正文 */
.page-disclaimer__text {
  font-size: 1rem;
  color: var(--text-primary, #FFFFFF);
  margin: 0 0 1rem;
  max-width: 780px;
}
.page-disclaimer__text a {
  color: var(--accent-blue, #00B4D8);
  text-decoration: underline;
  transition: color 0.2s;
}
.page-disclaimer__text a:hover {
  color: var(--disclaimer-red);
}
.page-disclaimer__highlight {
  color: var(--disclaimer-red);
  font-weight: 700;
}

/* 强调块 */
.page-disclaimer__callout {
  background: var(--emphasis-red-bg, rgba(229, 57, 53, 0.15));
  border-left: 4px solid var(--disclaimer-red);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  border-radius: 0 6px 6px 0;
}
.page-disclaimer__callout--emphasis {
  background: rgba(229, 57, 53, 0.25);
  border-left-color: #FF6B6B;
}
.page-disclaimer__callout-icon {
  flex-shrink: 0;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--disclaimer-red);
  font-weight: 900;
  width: 1.8rem;
  text-align: center;
}
.page-disclaimer__callout-text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-primary, #FFFFFF);
}

/* 手风琴 (渐进增强，不依赖JS也看到内容) */
.page-disclaimer__accordion {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1.5rem 0;
}
.page-disclaimer__item {
  background: var(--disclaimer-bg-card);
  border: 1px solid var(--disclaimer-border);
  border-radius: 8px;
  overflow: hidden;
  transition: background 0.2s, border-color 0.2s;
}
.page-disclaimer__item:hover {
  border-color: var(--disclaimer-red);
}
.page-disclaimer__item-header {
  margin: 0;
}
.page-disclaimer__item-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  background: transparent;
  border: none;
  padding: 1rem 1.25rem;
  font-family: var(--font-body, 'Segoe UI', Roboto, sans-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary, #FFFFFF);
  cursor: pointer;
  text-align: left;
  transition: background 0.2s;
  letter-spacing: 0.5px;
}
.page-disclaimer__item-btn:hover {
  background: rgba(229, 57, 53, 0.1);
}
.page-disclaimer__item-bullet {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--disclaimer-red);
  border-radius: 50%;
  flex-shrink: 0;
  transition: transform 0.2s;
}
.page-disclaimer__item-btn[aria-expanded="true"] .page-disclaimer__item-bullet {
  transform: rotate(45deg);
  background: var(--accent-blue, #00B4D8);
}
.page-disclaimer__item-content {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary, #B0B0B0);
}
.page-disclaimer__item-content[hidden] {
  display: none;
}
.page-disclaimer__item-content:not([hidden]) {
  display: block;
  animation: fadeSlideIn 0.3s ease-out;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 联系卡片 */
.page-disclaimer__contact-card {
  background: var(--disclaimer-bg-card);
  border: 1px solid var(--disclaimer-border);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 600px;
}
.page-disclaimer__contact-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}
.page-disclaimer__contact-label {
  font-family: var(--font-label, 'Courier New', monospace);
  font-weight: 700;
  color: var(--disclaimer-red);
  letter-spacing: 1px;
  min-width: 3.5rem;
  text-transform: uppercase;
  font-size: 0.85rem;
}
.page-disclaimer__contact-value {
  color: var(--text-primary, #FFFFFF);
  text-decoration: none;
  font-size: 1rem;
  word-break: break-word;
}
.page-disclaimer__contact-value a {
  color: var(--accent-blue, #00B4D8);
  text-decoration: underline;
}
.page-disclaimer__contact-value a:hover {
  color: var(--disclaimer-red);
}
.page-disclaimer__note {
  font-size: 0.85rem;
  color: var(--disclaimer-text-dim);
  margin: 0.5rem 0 1.5rem;
  font-style: italic;
}
.page-disclaimer__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--disclaimer-red);
  color: #FFFFFF;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-family: var(--font-heading, 'Arial Black', Impact, sans-serif);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 0.2s, transform 0.1s;
  border: none;
  cursor: pointer;
}
.page-disclaimer__cta:hover {
  background: #C62828;
  transform: scale(1.02);
}

/* ===== 移动端优先 + 平板/桌面微调 ===== */
@media (max-width: 600px) {
  .page-disclaimer {
    padding: calc(var(--header-height, 64px) + 1rem) 0.75rem 3rem;
  }
  .page-disclaimer__hero {
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
  }
  .page-disclaimer__icon {
    width: 60px;
    height: 60px;
  }
  .page-disclaimer__section-title {
    font-size: 1.2rem;
    padding-left: 0.75rem;
  }
  .page-disclaimer__contact-card {
    padding: 1rem;
  }
  .page-disclaimer__contact-item {
    flex-direction: column;
    gap: 0.25rem;
  }
  .page-disclaimer__cta {
    width: 100%;
    justify-content: center;
  }
}

@media (min-width: 601px) and (max-width: 1023px) {
  .page-disclaimer__contact-card {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .page-disclaimer__contact-item {
    flex-basis: 45%;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 2rem 3rem;
  }
  .page-disclaimer .breadcrumb {
    grid-column: 1 / -1;
  }
  .page-disclaimer__hero {
    grid-column: 1 / -1;
    flex-direction: row;
    text-align: left;
    justify-content: flex-start;
    gap: 2rem;
    align-items: center;
    padding-bottom: 2rem;
    margin-bottom: 0;
  }
  .page-disclaimer__hero::after {
    left: 0;
    width: 120px;
  }
  .page-disclaimer__icon {
    margin-bottom: 0;
    width: 100px;
    height: 100px;
  }
  .page-disclaimer__title {
    font-size: 3rem;
  }
  .page-disclaimer__subtitle {
    margin: 0;
  }
  #service-description {
    grid-column: 1;
    grid-row: 2;
  }
  #disclaimer {
    grid-column: 1;
    grid-row: 3;
  }
  #contact {
    grid-column: 2;
    grid-row: 2 / 4;
    align-self: start;
    position: sticky;
    top: calc(var(--header-height, 64px) + 1.5rem);
  }
  .page-disclaimer__section {
    margin-bottom: 2rem;
  }
  .page-disclaimer__contact-card {
    max-width: 100%;
  }
}