.page-disclaimer {
  display: block;
  width: 100%;
  --color-primary: #FF4500;
  --color-primary-hover: #E03D00;
  --color-primary-light: #FF6600;
  --color-dark: #1A1A1A;
  --color-dark-soft: rgba(26,26,26,0.92);
  --color-light: #F5F5F5;
  --color-green: #00CC66;
  --color-red: #FF3333;
  --color-gray: #CCCCCC;
  --color-gray-soft: #E0E0E0;
  --font-heading: 'Helvetica Neue','黑体',sans-serif;
  --font-body: 'Helvetica Neue','微软雅黑',sans-serif;
  --container-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 30px;
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --transition: 0.25s ease;
}
.page-disclaimer .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Hero 区 ===== */
.page-disclaimer .disclaimer-hero {
  background: var(--color-dark);
  padding: 40px 0 60px;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
}
.page-disclaimer .disclaimer-hero__grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.page-disclaimer .disclaimer-hero__text {
  order: 2;
}
.page-disclaimer .disclaimer-hero__img {
  order: 1;
}
.page-disclaimer .disclaimer-hero__banner {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.page-disclaimer .breadcrumb {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--color-gray);
  margin-bottom: 16px;
}
.page-disclaimer .breadcrumb a {
  color: var(--color-gray);
  text-decoration: none;
  transition: color var(--transition);
}
.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus {
  color: var(--color-primary);
}
.page-disclaimer .breadcrumb span[aria-hidden="true"] {
  margin: 0 8px;
  color: var(--color-gray-soft);
}
.page-disclaimer .disclaimer-hero__title {
  font-family: var(--font-heading);
  font-weight: 100;
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-light);
  margin: 8px 0 12px;
}
.page-disclaimer .disclaimer-hero__title .text-primary {
  color: var(--color-primary);
}
.page-disclaimer .disclaimer-hero__desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray);
  max-width: 720px;
}
.page-disclaimer .section__index {
  font-family: var(--font-heading);
  font-weight: 200;
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--color-green);
}

/* ===== 章节通用 ===== */
.page-disclaimer .disclaimer-section {
  background: var(--color-dark);
  margin-top: -12px;
  padding: 50px 0 60px;
  position: relative;
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
}
.page-disclaimer .disclaimer-section + .disclaimer-section {
  margin-top: -32px;
}
.page-disclaimer .disclaimer-section__inner {
  position: relative;
  z-index: 2;
}
.page-disclaimer .disclaimer-header {
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  padding: 12px 16px;
  margin: 0 -16px;
  border-radius: var(--radius-md);
  transition: background var(--transition);
  user-select: none;
}
.page-disclaimer .disclaimer-header:hover,
.page-disclaimer .disclaimer-header:focus-visible {
  background: rgba(255,255,255,0.06);
  outline: none;
}
.page-disclaimer .disclaimer-header:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.page-disclaimer .disclaimer-number {
  font-family: var(--font-heading);
  font-weight: 100;
  font-size: 52px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-green);
  flex-shrink: 0;
  min-width: 64px;
}
.page-disclaimer .disclaimer-title {
  font-family: var(--font-heading);
  font-weight: 100;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0;
  flex: 1;
}
.page-disclaimer .disclaimer-title .text-white {
  color: var(--color-light);
}
.page-disclaimer .disclaimer-title .text-primary {
  color: var(--color-primary);
}
.page-disclaimer .disclaimer-icon {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 26px;
  color: var(--color-gray);
  flex-shrink: 0;
  transition: transform var(--transition);
  width: 28px;
  text-align: center;
}
.page-disclaimer .disclaimer-header[aria-expanded="true"] .disclaimer-icon {
  transform: rotate(45deg);
}
.page-disclaimer .disclaimer-body {
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  max-height: none;
  opacity: 1;
  padding: 0 0 0 80px;
}
.page-disclaimer .disclaimer-header[aria-expanded="false"] + .disclaimer-body {
  max-height: 0;
  opacity: 0;
  padding: 0 0 0 80px;
}
.page-disclaimer .disclaimer-content {
  background: var(--color-light);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  margin: 16px 0 8px;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-dark);
}
.page-disclaimer .disclaimer-content p {
  margin: 0 0 16px;
}
.page-disclaimer .disclaimer-content p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .disclaimer-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}
.page-disclaimer .disclaimer-list li {
  position: relative;
  padding: 8px 0 8px 28px;
  border-bottom: 1px solid var(--color-gray-soft);
}
.page-disclaimer .disclaimer-list li:last-child {
  border-bottom: none;
}
.page-disclaimer .disclaimer-list li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 16px;
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: rotate(45deg);
}
.page-disclaimer .disclaimer-list strong {
  font-weight: 600;
  color: var(--color-dark);
}
.page-disclaimer .disclaimer-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  border-bottom: 1px solid transparent;
}
.page-disclaimer .disclaimer-link:hover,
.page-disclaimer .disclaimer-link:focus {
  color: var(--color-primary-hover);
  border-bottom-color: var(--color-primary-hover);
}
.page-disclaimer .disclaimer-update {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-gray);
  letter-spacing: 0.02em;
  margin-top: 8px;
}

/* ===== 返回首页 ===== */
.page-disclaimer .disclaimer-return {
  background: var(--color-light);
  padding: 40px 0 60px;
  text-align: center;
}
.page-disclaimer .btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  padding: 14px 40px;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), transform 0.2s ease;
  box-shadow: 0 4px 12px rgba(255,69,0,0.35);
}
.page-disclaimer .btn--primary:hover,
.page-disclaimer .btn--primary:focus {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
}

/* ===== 桌面端 ===== */
@media (min-width: 768px) {
  .page-disclaimer .container {
    padding: 0 40px;
  }
  .page-disclaimer .disclaimer-hero {
    padding: 60px 0 80px;
    clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
  }
  .page-disclaimer .disclaimer-hero__grid {
    flex-direction: row;
    align-items: flex-end;
    gap: 40px;
  }
  .page-disclaimer .disclaimer-hero__text {
    order: 1;
    flex: 1 1 55%;
  }
  .page-disclaimer .disclaimer-hero__img {
    order: 2;
    flex: 0 0 40%;
    max-width: 480px;
  }
  .page-disclaimer .disclaimer-hero__title {
    font-size: 56px;
  }
  .page-disclaimer .disclaimer-hero__desc {
    font-size: 17px;
  }
  .page-disclaimer .section__index {
    font-size: 16px;
  }
  .page-disclaimer .disclaimer-section {
    padding: 70px 0 80px;
    clip-path: polygon(0 3%, 100% 0, 100% 97%, 0 100%);
    margin-top: -16px;
  }
  .page-disclaimer .disclaimer-section + .disclaimer-section {
    margin-top: -40px;
  }
  .page-disclaimer .disclaimer-header {
    padding: 16px 24px;
    margin: 0 -24px;
    gap: 24px;
  }
  .page-disclaimer .disclaimer-number {
    font-size: 72px;
    min-width: 88px;
  }
  .page-disclaimer .disclaimer-title {
    font-size: 38px;
  }
  .page-disclaimer .disclaimer-body {
    padding: 0 0 0 112px;
  }
  .page-disclaimer .disclaimer-header[aria-expanded="false"] + .disclaimer-body {
    padding: 0 0 0 112px;
  }
  .page-disclaimer .disclaimer-content {
    padding: 32px 36px;
    font-size: 16px;
  }
  .page-disclaimer .disclaimer-list li {
    padding: 10px 0 10px 32px;
  }
  .page-disclaimer .disclaimer-list li::before {
    left: 6px;
    top: 18px;
    width: 10px;
    height: 10px;
  }
  .page-disclaimer .disclaimer-return {
    padding: 60px 0 80px;
  }
  .page-disclaimer .btn--primary {
    font-size: 18px;
    padding: 16px 52px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-hero__title {
    font-size: 68px;
  }
  .page-disclaimer .disclaimer-number {
    font-size: 88px;
    min-width: 100px;
  }
  .page-disclaimer .disclaimer-title {
    font-size: 44px;
  }
  .page-disclaimer .disclaimer-content {
    padding: 40px 48px;
  }
}
</style>