.page-disclaimer {
  --disclaimer-red-dark: #B71C1C;
  --disclaimer-red-light: #FF5252;
  --disclaimer-accent-strip: 4px solid var(--disclaimer-red-dark);
  --disclaimer-highlight-bg: rgba(230, 57, 70, 0.08);
  --disclaimer-hero-overlay: linear-gradient(135deg, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.60) 100%);
  --disclaimer-toc-top: 120px;
  --disclaimer-icon-size: 44px;

  position: relative;
  padding: 0 16px 48px;
  max-width: 1240px;
  margin: 0 auto;
  color: var(--text-white);
  font-family: var(--font-body);
}

/* ---- 面包屑 ---- */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0 8px;
  font-size: 13px;
  color: var(--text-gray);
  letter-spacing: 0.02em;
}

.page-disclaimer .breadcrumb a {
  color: var(--text-gray);
  text-decoration: none;
  transition: color 0.25s;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--primary-red);
}

.page-disclaimer .breadcrumb__sep {
  color: var(--divider-gray);
  font-weight: 300;
}

.page-disclaimer .breadcrumb span[aria-current="page"] {
  color: var(--text-white);
  font-weight: 500;
}

/* ---- 首屏 ---- */
.page-disclaimer .disclaimer-hero {
  position: relative;
  width: 100%;
  height: 200px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

.page-disclaimer .disclaimer-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.page-disclaimer .disclaimer-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--disclaimer-hero-overlay);
}

.page-disclaimer .disclaimer-hero__text {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 24px 32px;
  max-width: 780px;
}

.page-disclaimer .disclaimer-hero__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(28px, 6vw, 48px);
  line-height: 1.1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-white);
  text-shadow: 0 2px 16px rgba(0,0,0,0.6);
  margin: 0 0 12px;
}

.page-disclaimer .disclaimer-hero__sub {
  font-size: clamp(14px, 2vw, 18px);
  font-weight: 400;
  color: var(--text-gray);
  line-height: 1.6;
  margin: 0 auto;
  max-width: 640px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
}

/* ---- 布局容器 ---- */
.page-disclaimer .disclaimer-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  position: relative;
}

.page-disclaimer .disclaimer-main {
  flex: 1;
  min-width: 0;
}

/* ---- 右侧目录 ---- */
.page-disclaimer .disclaimer-toc {
  display: none;
  width: 200px;
  flex-shrink: 0;
  position: sticky;
  top: var(--disclaimer-toc-top);
  background: var(--bg-card);
  border: 1px solid var(--divider-gray);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  box-shadow: var(--shadow-card);
}

.page-disclaimer .toc-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-red);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-red);
}

.page-disclaimer .toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-disclaimer .toc-item {
  margin: 0;
}

.page-disclaimer .toc-link {
  display: block;
  padding: 8px 10px;
  color: var(--text-gray);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  transition: all 0.25s;
  line-height: 1.4;
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus {
  color: var(--text-white);
  background: rgba(230, 57, 70, 0.10);
  border-left-color: var(--primary-red);
  outline: none;
}

.page-disclaimer .toc-marker {
  height: 3px;
  background: linear-gradient(90deg, var(--primary-red), transparent);
  border-radius: 2px;
  margin-top: 16px;
  opacity: 0.5;
}

/* ---- 章节 ---- */
.page-disclaimer .disclaimer-section {
  margin-bottom: 40px;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--divider-gray);
}

.page-disclaimer .disclaimer-section:last-of-type {
  border-bottom: none;
}

.page-disclaimer .section-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1.15;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-white);
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 20px;
  padding: 12px 16px 12px 20px;
  background: rgba(230, 57, 70, 0.13);
  border-left: var(--disclaimer-accent-strip);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ---- 章节图标 ---- */
.page-disclaimer .section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--disclaimer-icon-size);
  height: var(--disclaimer-icon-size);
  flex-shrink: 0;
  background: var(--primary-red);
  border-radius: 50%;
  position: relative;
}

.page-disclaimer .section-icon::before {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  background: transparent;
  border: 2px solid #fff;
  border-radius: 2px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.page-disclaimer .section-icon--doc::before {
  width: 18px;
  height: 22px;
  border-radius: 2px;
  border-color: #fff;
  background: transparent;
  box-shadow: 0 4px 0 -1px #fff inset, 0 8px 0 -1px #fff inset;
}

.page-disclaimer .section-icon--shield::before {
  width: 22px;
  height: 24px;
  border: none;
  background: transparent;
  border-top: 3px solid #fff;
  border-left: 3px solid #fff;
  border-right: 3px solid #fff;
  border-radius: 4px 4px 0 0;
  clip-path: polygon(0 0, 100% 0, 80% 100%, 50% 90%, 20% 100%);
}

.page-disclaimer .section-icon--alert::before {
  width: 0;
  height: 0;
  border: none;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-bottom: 18px solid #fff;
  background: transparent;
  border-radius: 0;
}

.page-disclaimer .section-icon--ip::before {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border-color: #fff;
  background: transparent;
}

.page-disclaimer .section-icon--ip::after {
  content: 'C';
  position: absolute;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 14px;
  color: #fff;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* ---- 折叠条款 ---- */
.page-disclaimer .section-body {
  padding-left: 4px;
}

.page-disclaimer .clause {
  border: none;
  margin-bottom: 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.page-disclaimer .clause[open] {
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.page-disclaimer .clause__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-white);
  padding: 14px 18px;
  background: rgba(255,255,255,0.03);
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.25s;
}

.page-disclaimer .clause__title::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__title::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--primary-red);
  border-bottom: 2px solid var(--primary-red);
  transform: rotate(-45deg);
  transition: transform 0.3s;
  margin-right: 6px;
  flex-shrink: 0;
}

.page-disclaimer .clause[open] > .clause__title::before {
  transform: rotate(45deg);
}

.page-disclaimer .clause__title:hover {
  background: rgba(230, 57, 70, 0.08);
}

.page-disclaimer .clause__content {
  padding: 4px 18px 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-gray);
}

.page-disclaimer .clause__content p {
  margin: 8px 0;
}

.page-disclaimer .clause__highlight {
  border-left: 4px solid var(--disclaimer-red-dark);
  background: var(--disclaimer-highlight-bg);
  padding: 12px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-white);
  font-weight: 450;
}

/* ---- 联系卡片 ---- */
.page-disclaimer .disclaimer-contact {
  margin-top: 40px;
  padding-top: 8px;
}

.page-disclaimer .contact-card {
  background: var(--bg-card);
  border: 1px solid var(--divider-gray);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
}

.page-disclaimer .contact-card__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--primary-red);
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--primary-red);
}

.page-disclaimer .contact-card__item {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-gray);
  margin: 6px 0;
}

.page-disclaimer .contact-card__label {
  color: var(--text-white);
  font-weight: 500;
  display: inline-block;
  min-width: 52px;
}

.page-disclaimer .contact-card__item a {
  color: var(--accent-green);
  text-decoration: none;
  transition: color 0.25s;
}

.page-disclaimer .contact-card__item a:hover {
  color: var(--text-white);
}

.page-disclaimer .contact-card__note {
  font-size: 13px;
  color: var(--text-gray);
  margin: 12px 0 16px;
  font-style: italic;
  border-top: 1px solid var(--divider-gray);
  padding-top: 12px;
}

.page-disclaimer .contact-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .contact-card__links .btn {
  font-size: 13px;
  padding: 8px 20px;
  font-family: var(--font-body);
  font-weight: 500;
  text-decoration: none;
}

/* ---- 信任声明 ---- */
.page-disclaimer .disclaimer-trust {
  margin-top: 28px;
  padding: 16px 20px;
  background: rgba(45, 199, 83, 0.06);
  border: 1px solid rgba(45, 199, 83, 0.25);
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-gray);
  text-align: center;
}

.page-disclaimer .disclaimer-trust p {
  margin: 0;
}

/* ---- 滚动显现动画 ---- */
.page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ===================== 响应式 ===================== */

/* 移动端优先：默认单列，右侧目录隐藏 */
@media (min-width: 640px) {
  .page-disclaimer {
    padding: 0 24px 56px;
  }

  .page-disclaimer .disclaimer-hero {
    height: 220px;
  }

  .page-disclaimer .disclaimer-hero__title {
    font-size: 44px;
  }

  .page-disclaimer .section-heading {
    font-size: 28px;
    padding: 14px 20px 14px 28px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer {
    padding: 0 32px 64px;
  }

  .page-disclaimer .disclaimer-hero {
    height: 240px;
    margin-bottom: 52px;
  }

  .page-disclaimer .disclaimer-hero__title {
    font-size: 48px;
  }

  .page-disclaimer .disclaimer-toc {
    display: block;
  }

  .page-disclaimer .disclaimer-layout {
    gap: 48px;
  }

  .page-disclaimer .section-heading {
    font-size: 32px;
    padding: 16px 24px 16px 32px;
  }

  .page-disclaimer .clause__title {
    font-size: 19px;
    padding: 16px 22px;
  }

  .page-disclaimer .clause__content {
    padding: 6px 22px 20px;
    font-size: 16px;
  }

  .page-disclaimer .contact-card {
    padding: 32px 36px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disclaimer-toc {
    width: 220px;
    padding: 24px 20px;
  }
}

/* 防止横向溢出 */
.page-disclaimer img,
.page-disclaimer svg,
.page-disclaimer video {
  max-width: 100%;
  height: auto;
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--primary-red);
  outline-offset: 2px;
}

.page-disclaimer .btn--outline {
  background: transparent;
  border: 1px solid var(--primary-red);
  color: var(--primary-red);
}

.page-disclaimer .btn--outline:hover {
  background: var(--primary-red);
  color: #fff;
}