/* ============================================
   格灵阅读 3.0 版本样式
   AI原生时代的阅读教育新范式
   ============================================ */

/* ============================================
   第一屏 - Banner区增强
   ============================================ */

/* 移除first-screen的背景图片，避免与bg-image重复 */
.first-screen {
  background-image: none !important;
  background-color: #1a1a2e;
  min-height: 600px;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.first-screen > .first-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 20px;
}

/* 新的Hero内容区域 */
.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: #ffffff;
}

.hero-main {
  margin-bottom: 50px;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  margin: 0 0 10px 0;
  background: linear-gradient(135deg, #ffffff 0%, #e8f4ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 2.5rem;
  font-weight: 600;
  margin: 0 0 20px 0;
  color: #ffffff;
}

.hero-divider {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #FFCF06 0%, #FFD700 100%);
  margin: 0 auto 25px auto;
  border-radius: 2px;
}

.hero-desc {
  font-size: 1.3rem;
  color: #ffffff;
  margin: 0 0 15px 0;
  font-weight: 500;
}

.hero-subdesc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 5px 0;
}

.hero-subdesc .highlight {
  color: #FFCF06;
  font-weight: 600;
}

/* 特性卡片区域 */
.hero-features {
  display: flex;
  gap: 30px;
  justify-content: center;
  flex-wrap: wrap;
}

.feature-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 30px 25px;
  width: 220px;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 207, 6, 0.4);
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 15px auto;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 30px;
  height: 30px;
  fill: #333;
}

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 12px 0;
  color: #ffffff;
}

.feature-card p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 5px 0;
  line-height: 1.5;
}

.first-screen .left .age-badge {
  display: inline-block;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 50%, #FFA500 100%);
  color: #333;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 1rem;
  font-weight: bold;
  margin-top: 15px;
  box-shadow: 0 4px 15px rgba(255, 207, 6, 0.3);
}

.first-screen .left .hero-tagline {
  font-size: 2rem;
  font-weight: bold;
  background: linear-gradient(135deg, #1777EA 0%, #1697eb 50%, #00c6ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 20px;
  margin-bottom: 10px;
}

.first-screen .left .hero-subtitle {
  font-size: 1.2rem;
  color: #666;
  margin-bottom: 20px;
}

.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 25px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

.badge-primary {
  background: linear-gradient(135deg, #1777EA 0%, #1697eb 100%);
  color: white;
}

.badge-secondary {
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  color: #333;
}

.badge-accent {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

/* 核心标签样式 - 覆盖main.css的默认样式 */
.first-screen > .first-inner > .left > .hero-core-tags {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 25px;
  margin-bottom: 25px;
  height: auto;
  width: auto;
  border-radius: 0;
  line-height: normal;
  text-align: left;
  background: transparent;
  box-shadow: none;
}

.core-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.35rem;
  font-weight: 700;
  width: 320px;
  height: auto;
  line-height: normal;
  text-align: center;
}

.tag-blue {
  background: linear-gradient(135deg, #1777EA 0%, #1697eb 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(23, 119, 234, 0.3);
}

.tag-yellow {
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  color: #333;
  box-shadow: 0 4px 15px rgba(255, 207, 6, 0.3);
}

.tag-purple {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

/* ============================================
   BANNER公告样式优化
   ============================================ */
.first-screen > .first-inner > .left > .notice {
  color: #ffffff;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  margin: 10px 0 0 0;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  max-width: 280px;
}

.first-screen > .first-inner > .left > .notice > span {
  margin-right: 10px;
  font-size: 18px;
  color: #FFCF06;
}

.first-screen > .first-inner > .left > .notice > .notice-content {
  height: 22px;
  line-height: 22px;
  vertical-align: middle;
  overflow: hidden;
  flex: 1;
}

.first-screen > .first-inner > .left > .notice > .notice-content > .notice-wrap {
  animation: scrollNotice 10s linear infinite;
}

.first-screen > .first-inner > .left > .notice > .notice-content > .notice-wrap > div {
  line-height: 22px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@keyframes scrollNotice {
  0% {
    transform: translateY(0);
  }
  25% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-22px);
  }
  50% {
    transform: translateY(-22px);
  }
  55% {
    transform: translateY(-44px);
  }
  75% {
    transform: translateY(-44px);
  }
  80% {
    transform: translateY(-66px);
  }
  100% {
    transform: translateY(-66px);
  }
}

/* right区域布局 - 纵向排列图片和按钮 */
.first-screen > .first-inner > .right {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 20px;
}

/* 双入口按钮 */
.hero-entrance {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.entrance-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  text-decoration: none;
  color: #ffffff;
  transition: all 0.3s ease;
  min-width: 200px;
}

.entrance-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.entrance-icon {
  font-size: 2rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #5B9BD5 0%, #1777EA 100%);
  border-radius: 10px;
}

.entrance-teacher .entrance-icon {
  background: linear-gradient(135deg, #00B894 0%, #00CEC9 100%);
}

.entrance-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.entrance-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
}

.entrance-desc {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.entrance-arrow {
  width: 20px;
  height: 20px;
  fill: currentColor;
  margin-left: auto;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.entrance-btn:hover .entrance-arrow {
  opacity: 1;
}

@media (max-width: 768px) {
  .first-screen > .first-inner > .right {
    gap: 15px;
  }
  
  .hero-entrance {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 300px;
  }
  
  .entrance-btn {
    min-width: auto;
  }
}

/* ============================================
   第二屏 - 格灵3.0核心理念
   ============================================ */
.paradigm-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.paradigm-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.paradigm-header {
  margin-bottom: 60px;
}

.paradigm-title {
  font-size: 4rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 10px 0;
}

.paradigm-subtitle-main {
  font-size: 2.5rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 20px 0;
}

.paradigm-divider {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #FFCF06 0%, #FFD700 100%);
  margin: 0 auto 25px auto;
  border-radius: 2px;
}

.paradigm-desc {
  font-size: 1.3rem;
  color: #ffffff;
  margin: 0 0 15px 0;
  font-weight: 500;
}

.paradigm-subdesc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 5px 0;
}

.paradigm-subdesc .highlight {
  color: #FFCF06;
  font-weight: 600;
}

.paradigm-subtitle {
  font-size: 1.3rem;
  color: #666;
}

.paradigm-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 60px;
}

.paradigm-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 40px 30px;
  border-radius: 20px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.paradigm-item:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 207, 6, 0.4);
  transform: translateY(-10px);
}

.paradigm-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.paradigm-icon svg {
  width: 35px;
  height: 35px;
  fill: #333;
}

.paradigm-item h3 {
  font-size: 1.4rem;
  color: #ffffff;
  margin-bottom: 15px;
  font-weight: 700;
}

.paradigm-item p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin: 5px 0;
}

/* ============================================
   第三屏 - 双轮驱动理念
   ============================================ */
.dual-engine-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.dual-engine-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.dual-engine-header {
  margin-bottom: 60px;
}

.dual-engine-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
}

.dual-engine-title {
  font-size: 3rem;
  font-weight: bold;
  color: white;
  margin-bottom: 15px;
}

.dual-engine-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

.dual-engine-content {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.engine-wheel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.engine-core {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  min-width: 250px;
  text-align: center;
}

.engine-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.engine-core h3 {
  font-size: 1.5rem;
  color: white;
  margin-bottom: 15px;
}

.engine-core p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.engine-arrows {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.arrow {
  font-size: 2rem;
  color: #FFCF06;
  font-weight: bold;
}

.arrow-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
  line-height: 1.4;
}

.dual-engine-result {
  max-width: 700px;
  margin: 0 auto;
}

.result-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  text-align: left;
}

.result-box h4 {
  font-size: 1.3rem;
  color: #FFCF06;
  margin-bottom: 25px;
  text-align: center;
}

.result-box ul {
  list-style: none;
  padding: 0;
}

.result-box li {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 15px;
  padding-left: 25px;
  position: relative;
  line-height: 1.6;
}

.result-box li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #FFCF06;
}

.result-box li strong {
  color: white;
}

/* 双模式测评能力 */
.dual-mode-assessment {
  max-width: 900px;
  margin: 0 auto 0;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px;
}

.dual-mode-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin-bottom: 35px;
}

.dual-mode-icon {
  font-size: 1.8rem;
}

.dual-mode-header h4 {
  font-size: 1.4rem;
  color: #ffffff;
  margin: 0;
  font-weight: 600;
}

.dual-mode-badge {
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  color: #1a1a2e;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
}

.dual-mode-cards {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
}

.mode-card {
  flex: 1;
  max-width: 320px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 30px 25px;
  text-align: center;
  transition: all 0.3s ease;
}

.mode-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 207, 6, 0.3);
  transform: translateY(-3px);
}

.mode-card .mode-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.mode-card h5 {
  font-size: 1.1rem;
  color: #ffffff;
  margin: 0 0 15px 0;
  font-weight: 600;
}

.mode-card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 8px 0;
  line-height: 1.5;
}

.mode-tag {
  display: inline-block;
  margin-top: 15px;
  padding: 6px 16px;
  background: rgba(255, 207, 6, 0.15);
  color: #FFCF06;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 20px;
}

.mode-card.ai-mode .mode-tag {
  background: rgba(0, 212, 255, 0.15);
  color: #00d4ff;
}

.mode-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
}

.connector-line {
  width: 2px;
  height: 30px;
  background: linear-gradient(180deg, rgba(255, 207, 6, 0.3) 0%, rgba(255, 207, 6, 0.8) 50%, rgba(255, 207, 6, 0.3) 100%);
}

.connector-text {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  color: #1a1a2e;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dual-mode-summary {
  text-align: center;
  padding-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.dual-mode-summary p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 8px 0;
  line-height: 1.6;
}

.dual-mode-summary strong {
  color: #FFCF06;
  font-weight: 600;
}

@media (max-width: 768px) {
  .dual-mode-assessment {
    padding: 25px;
    margin-top: 30px;
  }
  
  .dual-mode-cards {
    flex-direction: column;
  }
  
  .mode-card {
    max-width: 100%;
  }
  
  .mode-connector {
    flex-direction: row;
    gap: 10px;
  }
  
  .connector-line {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, rgba(255, 207, 6, 0.3) 0%, rgba(255, 207, 6, 0.8) 50%, rgba(255, 207, 6, 0.3) 100%);
  }
}

/* ============================================
   第四屏 - 重磅神器（三大智能体）
   ============================================ */
.artifact-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.artifact-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.artifact-header {
  text-align: left;
  margin-bottom: 40px;
}

.artifact-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.artifact-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
}

.artifact-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 10px 0 0 0;
}

/* 三大智能体生态系统 */
.agent-ecosystem {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
  align-items: stretch;
}

.agent-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 20px;
  padding: 25px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  height: 100%;
}

.agent-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* 阅读教练智能体 - 蓝色主题 */
.agent-primary {
  border: 2px solid #5B9BD5;
}

.agent-primary .agent-icon {
  background: #4A90E2;
}

.agent-primary .agent-value {
  background: #E8F4FD;
}

.agent-primary .agent-value strong {
  color: #4A90E2;
}

/* 朗读教练智能体 - 绿色主题 */
.agent-secondary {
  border: 2px solid #70C1B3;
}

.agent-secondary .agent-icon {
  background: #10B981;
}

.agent-secondary .agent-value {
  background: #E8F8F0;
}

.agent-secondary .agent-value strong {
  color: #10B981;
}

/* 学习顾问智能体 - 橙色主题 */
.agent-tertiary {
  border: 2px solid #F5A623;
}

.agent-tertiary .agent-icon {
  background: #F5A623;
}

.agent-tertiary .agent-value {
  background: #FEF5E7;
}

.agent-tertiary .agent-value strong {
  color: #F5A623;
}

/* 智能体头部 */
.agent-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.agent-icon {
  width: 45px;
  height: 45px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.agent-icon svg {
  width: 24px;
  height: 24px;
  fill: white;
}

.agent-titles {
  flex: 1;
}

.agent-titles h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 4px 0;
}

.agent-subtitle {
  font-size: 0.9rem;
  color: #666;
  font-weight: 400;
}

.agent-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  white-space: nowrap;
}

.agent-badge.business-core {
  background: #E8F4FD;
  color: #4A90E2;
}

.agent-badge.feature-integration {
  background: #FEF5E7;
  color: #F5A623;
}

/* 功能列表 */
.agent-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 20px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  min-height: 70px;
}

.feature-item .feature-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  background: #F5C518;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 0;
}

.feature-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.feature-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 4px 0;
  line-height: 1.3;
}

.feature-content p {
  font-size: 0.9rem;
  color: #555;
  margin: 0;
  line-height: 1.4;
}

/* 价值标签 */
.agent-value {
  padding: 15px 20px;
  border-radius: 8px;
  text-align: center;
  margin-top: auto;
}

.agent-value span {
  font-size: 1rem;
  color: #666;
}

.agent-value strong {
  font-weight: 600;
}

/* 底部生态系统说明 */
.ecosystem-footer {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 80px;
  position: relative;
  z-index: 10;
}

.ecosystem-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ecosystem-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #F5C518 0%, #FFD700 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 2px 8px rgba(245, 197, 24, 0.3);
}

.ecosystem-text h4 {
  font-size: 1.15rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 6px 0;
}

.ecosystem-text p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

.ecosystem-service {
  text-align: right;
}

.service-time {
  display: block;
  font-size: 2.2rem;
  font-weight: 700;
  color: #FFCF06;
  line-height: 1;
}

.service-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   第五屏 - 3.0 vs 2.0 对比
   ============================================ */
.comparison-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
}

.comparison-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.comparison-header {
  text-align: center;
  margin-bottom: 60px;
}

.comparison-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.15);
  border-radius: 20px;
}

.comparison-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 15px;
}

.comparison-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

.comparison-table {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-row {
  display: grid;
  grid-template-columns: 150px 1fr 1fr;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-row:last-child {
  border-bottom: none;
}

.comparison-header-row {
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
}

.comparison-header-row .comparison-cell {
  color: #1a1a2e;
  font-weight: 700;
  font-size: 1.1rem;
}

.comparison-cell {
  padding: 25px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.comparison-dim {
  background: rgba(255, 255, 255, 0.08);
  font-weight: 600;
  color: #ffffff;
  align-items: center;
  text-align: center;
}

.dim-icon {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.dim-text {
  font-size: 1rem;
}

.comparison-old {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.95rem;
}

.comparison-old p {
  margin: 5px 0;
  line-height: 1.5;
}

.comparison-new {
  background: rgba(255, 207, 6, 0.1);
  color: #ffffff;
  font-size: 0.95rem;
}

.comparison-new p {
  margin: 5px 0;
  line-height: 1.5;
}

.comparison-new strong {
  color: #FFCF06;
  font-size: 1.1rem;
}

.comparison-footer {
  text-align: center;
  margin-top: 40px;
  padding: 20px;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  border-radius: 12px;
}

.comparison-footer p {
  font-size: 1.3rem;
  font-weight: bold;
  color: #1a1a2e;
  margin: 0;
}

/* ============================================
   第六屏 - 对话式交互
   ============================================ */
.dialogue-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.dialogue-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.dialogue-header {
  text-align: left;
  margin-bottom: 50px;
}

.dialogue-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.dialogue-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
}

.dialogue-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}

/* 左侧对话展示 */
.dialogue-showcase {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  overflow: hidden;
}

.dialogue-card {
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* 顶部状态栏 */
.dialogue-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-wrap: wrap;
  gap: 10px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.level-badge {
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  color: #1a1a2e;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.grade-text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

.status-stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.stat-item {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
}

.stat-item strong {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}

.accuracy-high {
  color: #10b981 !important;
}

/* 对话消息区域 */
.dialogue-messages {
  padding: 20px;
  background: #f8fafc;
  min-height: 400px;
  max-height: 500px;
  overflow-y: auto;
}

.message {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.message-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  overflow: hidden;
}

.message-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.message-avatar svg {
  width: 70%;
  height: 70%;
}

.ai-message .message-avatar {
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
}

.user-message .message-avatar {
  background: #e2e8f0;
}

.message-content {
  flex: 1;
  background: #ffffff;
  padding: 18px 20px;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

/* AI消息样式 */
.welcome-text {
  font-size: 1.1rem;
  color: #333;
  margin: 0 0 10px 0;
  font-weight: 500;
}

.highlight-box {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  color: #1976d2;
  padding: 10px 15px;
  border-radius: 10px;
  font-weight: 600;
  margin: 0 0 15px 0;
  display: inline-block;
}

/* 用户状态面板 */
.user-status-panel {
  background: #f8fafc;
  border-radius: 12px;
  padding: 15px 18px;
  margin: 15px 0;
}

.user-status-panel h5 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
  margin: 0 0 12px 0;
}

.status-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.status-row {
  display: flex;
  gap: 10px;
  font-size: 0.9rem;
}

.status-name {
  color: #666;
  min-width: 80px;
}

.status-value {
  color: #333;
  font-weight: 500;
}

.status-value.level,
.status-value.accuracy,
.status-value.generate,
.status-value.mode-on {
  color: #5B9BD5;
  font-weight: 600;
}

.status-value.mode-on {
  color: #10b981;
}

.intro-text {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.7;
  margin: 15px 0;
}

/* 快速开始区域 */
.quick-start-section {
  margin: 20px 0;
}

.quick-start-section h5 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
  margin: 0 0 12px 0;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  color: #555;
  line-height: 1.5;
}

.feature-icon-small {
  font-size: 1rem;
  flex-shrink: 0;
}

.feature-list strong {
  color: #333;
}

/* 提示框 */
.tips-box {
  background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
  border-radius: 10px;
  padding: 12px 15px;
  margin-top: 15px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.tips-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.tips-text {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.5;
}

/* 快捷操作按钮 */
.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0 20px 20px;
  background: #f8fafc;
}

.quick-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 20px;
  border: none;
  background: #ffffff;
  font-size: 0.85rem;
  color: #555;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.quick-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.quick-btn.primary {
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  color: #ffffff;
}

.btn-icon {
  font-size: 1rem;
}

/* 即时反馈消息样式 */
.feedback-message .message-content {
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border: 1px solid #bae6fd;
}

.feedback-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.feedback-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.feedback-badge.correct {
  background: #dcfce7;
  color: #16a34a;
}

.feedback-dimension {
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

.feedback-text {
  font-size: 0.95rem;
  color: #333;
  margin: 0 0 15px 0;
  line-height: 1.6;
}

.feedback-text strong {
  color: #5B9BD5;
}

.feedback-advanced {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: #ffffff;
  padding: 12px;
  border-radius: 10px;
  margin-bottom: 15px;
}

.lightbulb-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.feedback-advanced p {
  font-size: 0.9rem;
  color: #555;
  margin: 0;
  line-height: 1.5;
}

.highlight-advanced {
  color: #5B9BD5;
  font-weight: 600;
}

.feedback-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.advanced-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 25px;
  border: none;
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.advanced-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(91, 155, 213, 0.3);
}

.next-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 25px;
  border: 2px solid #5B9BD5;
  background: #ffffff;
  color: #5B9BD5;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.next-btn:hover {
  background: #5B9BD5;
  color: #ffffff;
}

/* 底部输入区域 */
.dialogue-input-area {
  background: #ffffff;
  border-top: 1px solid #e8ecf1;
  padding: 15px 20px;
}

.input-placeholder {
  background: #f8fafc;
  border-radius: 10px;
  padding: 12px 15px;
  color: #999;
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.input-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.input-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  font-size: 0.8rem;
  color: #666;
  cursor: pointer;
  transition: all 0.2s ease;
}

.input-btn:hover {
  background: #f8fafc;
  border-color: #5B9BD5;
}

.send-btn {
  margin-left: auto;
  padding: 8px 20px;
  border-radius: 6px;
  border: none;
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.send-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(91, 155, 213, 0.3);
}

/* 右侧特性说明 */
.dialogue-features {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.feature-highlight-box {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.feature-highlight-box h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 20px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid #5B9BD5;
}

.highlight-item {
  display: flex;
  gap: 15px;
  margin-bottom: 18px;
}

.highlight-item:last-child {
  margin-bottom: 0;
}

.highlight-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.highlight-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 5px 0;
}

.highlight-content p {
  font-size: 0.9rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

/* 转变对比框 */
.transformation-box {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.transformation-box h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 20px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid #FFCF06;
}

.transformation-comparison {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.before-box,
.after-box {
  padding: 18px;
  border-radius: 12px;
  position: relative;
}

.before-box {
  background: #f1f5f9;
  border-left: 4px solid #94a3b8;
}

.after-box {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  border-left: 4px solid #FFCF06;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.past-tag {
  background: #94a3b8;
  color: #ffffff;
}

.now-tag {
  background: #FFCF06;
  color: #1a1a2e;
}

.before-box p,
.after-box p {
  font-size: 0.95rem;
  color: #444;
  margin: 0;
  line-height: 1.6;
}

.after-box strong {
  color: #5B9BD5;
}

.arrow-down {
  text-align: center;
  font-size: 1.5rem;
  color: #5B9BD5;
  font-weight: bold;
}

/* 响应式适配 */
@media (max-width: 1024px) {
  .dialogue-content {
    grid-template-columns: 1fr;
  }
  
  .dialogue-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .dialogue-screen {
    padding: 60px 15px;
  }
  
  .dialogue-title {
    font-size: 1.6rem;
  }
  
  .dialogue-card-header {
    flex-wrap: wrap;
    gap: 10px;
  }
  
  .dialogue-stats {
    text-align: left;
    width: 100%;
  }
  
  .dialogue-actions {
    justify-content: center;
  }
  
  .action-btn {
    font-size: 0.85rem;
    padding: 8px 14px;
  }
}

/* ============================================
   第七屏 - 重磅神器二：AI智能内容工厂
   ============================================ */
.ai-factory-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.ai-factory-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.ai-factory-header {
  text-align: left;
  margin-bottom: 50px;
}

.ai-factory-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.ai-factory-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
}

.ai-factory-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

/* 左侧工作流程 */
.workflow-section {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 35px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 15px 0;
}

.title-icon {
  font-size: 1.4rem;
}

.section-desc {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 25px 0;
  line-height: 1.6;
}

.section-desc strong {
  color: #5B9BD5;
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.workflow-step {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  color: #1a1a2e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 5px 0;
}

.step-content p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
  line-height: 1.5;
}

/* 右侧意图识别 */
.intent-section {
  background: linear-gradient(135deg, #5B9BD5 0%, #4a90c2 100%);
  border-radius: 20px;
  padding: 35px;
  color: #ffffff;
}

.intent-section .section-title {
  color: #ffffff;
}

.intent-section .section-desc {
  color: rgba(255, 255, 255, 0.9);
}

.intent-cards {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.intent-card {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.intent-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.intent-info h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 8px 0;
}

.intent-example {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  margin: 0;
  font-style: italic;
}

/* 底部统计数据 */
.factory-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin-bottom: 40px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 30px;
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.stat-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.stat-content h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 8px 0;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: #FFCF06;
  margin: 0 0 8px 0;
}

.stat-content p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
  line-height: 1.5;
}

/* 核心价值 */
.factory-value {
  background: rgba(255, 207, 6, 0.1);
  border-radius: 16px;
  padding: 25px 35px;
  border-left: 5px solid #FFCF06;
}

.value-box {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.value-star {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.value-box p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  line-height: 1.7;
}

.value-box strong {
  color: #FFCF06;
}

.highlight-time {
  color: #FFCF06;
  font-weight: 700;
}

.highlight-quote {
  color: #FF6B35;
  font-weight: 700;
}

/* ============================================
   质量保障体系样式
   ============================================ */
.quality-guarantee {
  margin-top: 50px;
  padding: 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
}

.quality-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 30px 0;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.quality-title .title-icon {
  font-size: 2rem;
}

.quality-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.quality-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 30px 25px;
  text-align: center;
  transition: all 0.3s ease;
}

.quality-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 207, 6, 0.5);
  transform: translateY(-5px);
}

.quality-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.quality-content h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #FFCF06;
  margin: 0 0 15px 0;
  line-height: 1.4;
}

.quality-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  line-height: 1.6;
}

/* 响应式适配 */
@media (max-width: 1024px) {
  .quality-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .quality-guarantee {
    padding: 30px 20px;
    margin-top: 40px;
  }
  
  .quality-title {
    font-size: 1.5rem;
  }
  
  .quality-cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .quality-card {
    padding: 25px 20px;
  }
  
  .quality-icon {
    font-size: 2.5rem;
  }
  
  .quality-content h4 {
    font-size: 1.1rem;
  }
}

/* ============================================
   48级分级体系详细说明样式
   ============================================ */
.level-system-detail {
  margin-top: 50px;
  padding: 40px;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.level-system-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0 0 30px 0;
  text-align: center;
}

.level-stages-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}

.level-stage-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid #5B9BD5;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.level-stage-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.level-stage-card.stage-new {
  border-left-color: #FF6B35;
  background: linear-gradient(135deg, #fff8f5 0%, #ffffff 100%);
}

.stage-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.stage-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a1a2e;
}

.stage-levels {
  font-size: 0.95rem;
  font-weight: 600;
  color: #5B9BD5;
  background: rgba(91, 155, 213, 0.1);
  padding: 4px 12px;
  border-radius: 20px;
}

.stage-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, #FF6B35 0%, #ff8555 100%);
  padding: 3px 10px;
  border-radius: 12px;
}

.stage-info p {
  margin: 0 0 8px 0;
  line-height: 1.5;
}

.stage-grade {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
}

.stage-focus {
  font-size: 0.9rem;
  color: #666;
}

.stage-cgr {
  font-size: 0.85rem;
  font-weight: 600;
  color: #5B9BD5;
  background: rgba(91, 155, 213, 0.1);
  padding: 4px 10px;
  border-radius: 8px;
  display: inline-block;
}

.level-system-summary {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 16px;
  padding: 25px 30px;
  color: #ffffff;
}

.level-system-summary p {
  margin: 0 0 10px 0;
  font-size: 1rem;
  line-height: 1.6;
}

.level-system-summary p:last-child {
  margin-bottom: 0;
}

.level-system-summary strong {
  color: #FFCF06;
}

/* 响应式适配 */
@media (max-width: 768px) {
  .level-stages-grid {
    grid-template-columns: 1fr;
  }
  
  .level-system-detail {
    padding: 25px;
  }
  
  .level-system-title {
    font-size: 1.4rem;
  }
}

/* ============================================
   第八屏 - 48级分级阅读体系
   ============================================ */
.level48-screen {
  width: 100%;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  box-sizing: border-box;
}

.level48-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.level48-header {
  text-align: center;
  margin-bottom: 60px;
}

.level48-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
}

.level48-title {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 15px;
}

.level48-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

/* 体系介绍 */
.level48-intro {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 35px 40px;
  margin-bottom: 50px;
}

.intro-text {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin: 0;
  text-align: justify;
}

.highlight-blue {
  color: #5B9BD5;
  font-weight: 500;
}

.highlight-brand {
  color: #5B9BD5;
}

.highlight-key {
  color: #FFCF06;
  font-weight: 700;
  background: rgba(255, 207, 6, 0.15);
  padding: 2px 8px;
  border-radius: 4px;
}

/* 7大能力维度 */
.ability-dimensions {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
}

.ability-header {
  text-align: center;
  margin-bottom: 30px;
}

.ability-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.ability-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.6);
}

.ability-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 15px;
  margin-bottom: 25px;
}

.ability-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 25px 15px;
  text-align: center;
  transition: all 0.3s ease;
}

.ability-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 207, 6, 0.3);
  transform: translateY(-5px);
}

.ability-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.ability-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 8px;
}

.ability-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.4;
}

.ability-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ability-badge {
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  color: #1a1a2e;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.ability-text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

/* 响应式适配 */
@media (max-width: 1200px) {
  .ability-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .ability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .ability-dimensions {
    padding: 25px;
  }
}

/* 概览统计 */
.level48-overview {
  margin-bottom: 50px;
}

.overview-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 30px 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.stat-box:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 207, 6, 0.3);
  transform: translateY(-3px);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: #FFCF06;
  margin-bottom: 10px;
}

.stat-label {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
}

/* 时间轴 */
.level48-timeline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.timeline-item:last-child {
  border-bottom: none;
}

.timeline-item.stage-highlight {
  background: rgba(255, 207, 6, 0.05);
  margin: 0 -40px;
  padding: 25px 40px;
  border-radius: 12px;
}

.timeline-marker {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
  box-shadow: 0 0 0 4px rgba(26, 26, 46, 0.8), 0 0 0 6px currentColor;
}

.timeline-content {
  flex: 1;
}

.stage-title-row {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.stage-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.stage-level {
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFCF06;
  background: rgba(255, 207, 6, 0.15);
  padding: 4px 12px;
  border-radius: 15px;
}

.stage-grade {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.stage-badge-new {
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, #00B894 0%, #00CEC9 100%);
  padding: 4px 10px;
  border-radius: 12px;
}

.stage-desc {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 10px 0;
  line-height: 1.8;
}

/* 整合阶段的多行描述样式 */
.stage-desc strong {
  color: #1a1a2e;
  font-weight: 700;
}

.stage-desc br {
  display: block;
  content: "";
  margin-bottom: 8px;
}

.stage-range {
  font-size: 0.85rem;
  font-weight: 600;
  color: #5B9BD5;
  background: rgba(91, 155, 213, 0.1);
  padding: 4px 12px;
  border-radius: 8px;
  display: inline-block;
}

/* 底部说明 */
.level48-footer {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 16px;
  padding: 25px 35px;
}

.footer-content p {
  margin: 0 0 12px 0;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
}

.footer-content p:last-child {
  margin-bottom: 0;
}

.footer-content strong {
  color: #FFCF06;
}

/* 响应式适配 */
@media (max-width: 768px) {
  .level48-title {
    font-size: 2rem;
  }
  
  .overview-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .level48-timeline {
    padding: 20px;
  }
  
  .timeline-item.stage-highlight {
    margin: 0 -20px;
    padding: 20px;
  }
  
  .stage-title-row {
    gap: 10px;
  }
  
  .stage-title {
    font-size: 1.1rem;
  }
}

/* ============================================
   AI智能测评系统屏
   ============================================ */
.ai-assessment-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.ai-assessment-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.assessment-header {
  text-align: center;
  margin-bottom: 60px;
}

.assessment-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
}

.assessment-title {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 15px;
}

.assessment-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

.assessment-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.assessment-left .image-wrap {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.assessment-left .image-wrap img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  opacity: 0;
  transition: opacity 0.5s ease;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.assessment-left .image-wrap img:first-child {
  position: relative;
  opacity: 1;
}

.assessment-left .image-wrap:hover img {
  animation: imageFade 10s infinite;
}

.assessment-left .image-wrap img:nth-child(1) { animation-delay: 0s; }
.assessment-left .image-wrap img:nth-child(2) { animation-delay: 1s; }
.assessment-left .image-wrap img:nth-child(3) { animation-delay: 2s; }
.assessment-left .image-wrap img:nth-child(4) { animation-delay: 3s; }
.assessment-left .image-wrap img:nth-child(5) { animation-delay: 4s; }
.assessment-left .image-wrap img:nth-child(6) { animation-delay: 5s; }
.assessment-left .image-wrap img:nth-child(7) { animation-delay: 6s; }
.assessment-left .image-wrap img:nth-child(8) { animation-delay: 7s; }
.assessment-left .image-wrap img:nth-child(9) { animation-delay: 8s; }
.assessment-left .image-wrap img:nth-child(10) { animation-delay: 9s; }

@keyframes imageFade {
  0%, 10% { opacity: 1; }
  10.1%, 100% { opacity: 0; }
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 207, 6, 0.3);
  transform: translateX(5px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: #1a1a2e;
}

.feature-text h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 8px 0;
}

.feature-text p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  line-height: 1.6;
}

.assessment-cta {
  text-align: left;
}

.platform-btn-primary {
  background: linear-gradient(135deg, #FFCF06 0%, #FFA500 100%);
  color: #1a1a2e;
  padding: 16px 32px;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.platform-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 207, 6, 0.4);
}

.platform-btn-primary svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .assessment-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .assessment-left .image-wrap {
    max-width: 400px;
  }
  
  .assessment-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  .assessment-title {
    font-size: 1.8rem;
  }
  
  .feature-item {
    padding: 16px;
  }
  
  .feature-icon {
    width: 40px;
    height: 40px;
  }
  
  .feature-icon svg {
    width: 20px;
    height: 20px;
  }
}

/* 测评系统新样式 */
.assessment-section {
  margin-bottom: 60px;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-title-main {
  font-size: 1.8rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 双线并行 */
.dual-track-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}

.track-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.track-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid #f0f0f0;
}

.track-icon {
  font-size: 1.8rem;
}

.track-header h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0;
}

.track-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.track-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.item-badge {
  background: linear-gradient(135deg, #5B9BD5 0%, #1777EA 100%);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.item-check {
  width: 24px;
  height: 24px;
  background: #00B894;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.item-content h5 {
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 4px 0;
}

.item-content p {
  font-size: 0.9rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

.dual-track-footer {
  background: linear-gradient(135deg, #fff9e6 0%, #fff5d6 100%);
  border-radius: 12px;
  padding: 20px 30px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-left: 4px solid #FFCF06;
}

.footer-icon {
  font-size: 1.5rem;
}

.dual-track-footer p {
  margin: 0;
  font-size: 0.95rem;
  color: #444;
  line-height: 1.6;
}

.dual-track-footer .highlight {
  color: #1777EA;
  font-weight: 600;
}

/* ============================================
   智能教育管理平台3.0
   ============================================ */
.management-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
  box-sizing: border-box;
}

.management-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.management-header {
  text-align: center;
  margin-bottom: 60px;
}

.management-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
}

.management-title {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 15px;
}

.management-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

.management-content {
  width: 100%;
}

/* 双段式自适应测评 */
.management-content .section-dark {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.adaptive-assessment {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.adaptive-phase {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.phase-fixed {
  background: linear-gradient(135deg, rgba(91, 155, 213, 0.2) 0%, rgba(23, 119, 234, 0.2) 100%);
}

.phase-adaptive {
  background: linear-gradient(135deg, rgba(0, 184, 148, 0.2) 0%, rgba(0, 206, 201, 0.2) 100%);
}

.phase-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 16px;
}

.phase-content h4 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 4px 0;
}

.phase-en {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.phase-details {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-item {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 12px 16px;
}

.detail-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: #FFCF06;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.detail-item p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.5;
}

.adaptive-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}

.benefit-item {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.benefit-item h5 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 8px 0;
}

.benefit-item p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  line-height: 1.5;
}

.assessment-report {
  background: linear-gradient(135deg, rgba(91, 155, 213, 0.3) 0%, rgba(23, 119, 234, 0.3) 100%);
  border-radius: 12px;
  padding: 20px 30px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.report-icon {
  font-size: 2rem;
}

.report-content h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 4px 0;
}

.report-content p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

.report-badge {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.1);
  color: #FFCF06;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
}

/* ============================================
   学情分析与测评发布样式
   ============================================ */

/* 学情分析模块 */
.analytics-section {
  margin-bottom: 40px;
}

.analytics-header,
.publish-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.analytics-icon,
.publish-icon {
  font-size: 1.8rem;
}

.analytics-header h4,
.publish-header h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.analytics-en,
.publish-en {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 2px;
  margin-left: auto;
}

.analytics-grid,
.publish-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.analytics-card,
.publish-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease, background 0.3s ease;
}

.analytics-card:hover,
.publish-card:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.08);
}

.analytics-card .card-header,
.publish-card .card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.analytics-card .card-icon,
.publish-card .card-icon {
  font-size: 1.3rem;
}

.analytics-card h5,
.publish-card h5 {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin: 0;
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 4px 0;
  padding-left: 12px;
  position: relative;
  line-height: 1.4;
}

.feature-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #1777EA;
}

.analytics-stats {
  margin-top: 20px;
  text-align: center;
}

.stats-badge {
  display: inline-block;
  font-size: 0.85rem;
  color: #FFCF06;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(255, 207, 6, 0.3);
}

/* 技术底座样式 - 三层架构 */
.tech-foundation {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-layer {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  border-left: 3px solid;
}

.tech-layer:nth-child(1) {
  border-left-color: #00D4FF;
}

.tech-layer:nth-child(2) {
  border-left-color: #FFCF06;
}

.tech-layer:nth-child(3) {
  border-left-color: #00E676;
}

.tech-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 2px;
  min-width: 70px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.tech-item {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 4px 0;
}

.tech-item:not(:last-child)::after {
  content: "·";
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

/* 分隔线 */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  margin: 40px 0;
}

/* 发布测评模块 */
.publish-section {
  margin-top: 10px;
}

/* 响应式适配 */
@media (max-width: 1024px) {
  .analytics-grid,
  .publish-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .analytics-grid,
  .publish-grid {
    grid-template-columns: 1fr;
  }

  .analytics-header,
  .publish-header {
    flex-wrap: wrap;
  }

  .analytics-en,
  .publish-en {
    margin-left: 0;
    width: 100%;
    margin-top: 8px;
  }
}

/* 个性化自适应阅读学练 */
.adaptive-learning {
  background: #ffffff;
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.learning-comparison {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}

.comparison-before {
  text-align: center;
}

.comparison-before h4,
.comparison-after h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 24px;
}

.flow-steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.flow-step {
  background: #f5f5f5;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  color: #666;
  width: 100%;
}

.flow-arrow {
  color: #ccc;
  font-size: 1.2rem;
}

.flow-x {
  font-size: 1.5rem;
  color: #e74c3c;
  margin-top: 8px;
}

.ai-components {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.ai-component {
  background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  min-width: 120px;
}

.component-tag {
  display: inline-block;
  background: linear-gradient(135deg, #5B9BD5 0%, #1777EA 100%);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.ai-component p {
  font-size: 0.85rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

.component-plus {
  font-size: 1.5rem;
  color: #5B9BD5;
  font-weight: 300;
}

.ai-process {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
}

.process-core {
  position: relative;
}

.core-circle {
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, #5B9BD5 0%, #1777EA 100%);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 600;
  gap: 4px;
}

.process-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.process-flow span {
  font-size: 0.9rem;
  color: #666;
}

.flow-bidirectional {
  font-size: 1.5rem;
  color: #5B9BD5;
}

.assessment-cta-main {
  text-align: center;
  margin-top: 40px;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .dual-track-grid,
  .adaptive-assessment {
    grid-template-columns: 1fr;
  }
  
  .learning-comparison {
    grid-template-columns: 1fr;
  }
  
  .adaptive-benefits {
    grid-template-columns: 1fr;
  }
  
  .section-dark {
    margin: 0;
    padding: 30px 20px;
  }
}

@media (max-width: 768px) {
  .section-title-main {
    font-size: 1.4rem;
  }
  
  .track-card,
  .adaptive-learning {
    padding: 20px;
  }
  
  .ai-components {
    flex-direction: column;
  }
  
  .component-plus {
    transform: rotate(90deg);
  }
}

/* ============================================
   第九屏 - 服务模式
   ============================================ */
.service-model-screen {
  width: 100%;
  min-height: auto;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 50px 20px;
}

.service-model-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.service-model-header {
  text-align: center;
  margin-bottom: 60px;
}

.service-model-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FFCF06;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 207, 6, 0.1);
  border-radius: 20px;
}

.service-model-title {
  font-size: 3rem;
  font-weight: bold;
  color: white;
  margin-bottom: 15px;
}

.service-model-subtitle {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.7);
}

.service-model-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  margin-bottom: 50px;
}

.model-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 30px 20px;
  text-align: center;
  transition: transform 0.3s ease, background 0.3s ease;
}

.model-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.1);
}

.model-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.model-card h3 {
  font-size: 1.1rem;
  color: white;
  margin-bottom: 10px;
}

.model-card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.service-model-cta {
  text-align: center;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #FFCF06 0%, #FFD700 100%);
  color: #1a1a2e;
  padding: 16px 40px;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 207, 6, 0.3);
}

.cta-button svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ============================================
   最后一屏 - 合作服务模式（深色主题）
   ============================================ */
.service-model-final {
  background: #1a1a2e;
  position: relative;
  overflow: visible;
  padding: 50px 0;
}

.service-model-final .service-model-inner {
  position: relative;
  z-index: 1;
}

.service-model-final .service-model-title {
  color: #ffffff;
}

.service-model-final .model-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.3s ease;
}

.service-model-final .model-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.12);
  border-color: #FFCF06;
}

.service-model-final .cta-button {
  background: #FFCF06;
  color: #333333;
  font-weight: 600;
}

/* ============================================
   新版 Footer 样式
   ============================================ */
.footer-new {
  background: #1a1a2e;
  padding: 60px 0 30px;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

/* 上部品牌信息 */
.footer-brand {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 50px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo img {
  max-width: 160px;
  margin-bottom: 15px;
}

.footer-slogan {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
}

.footer-contact h4 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact-icon {
  font-size: 1.1rem;
}

/* 中部二维码 */
.footer-qr-section {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-bottom: 50px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.qr-item {
  text-align: center;
}

.qr-item img {
  width: 100px;
  height: 100px;
  border-radius: 8px;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.qr-item span {
  display: block;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
}

/* 下部版权信息 */
.footer-bottom {
  text-align: center;
}

.footer-copyright {
  margin-bottom: 20px;
}

.footer-copyright p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.footer-copyright a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-copyright a:hover {
  color: #FFCF06;
}

.footer-beian {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.footer-beian a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-beian a:hover {
  color: #FFCF06;
}

.footer-beian .divider {
  color: rgba(255, 255, 255, 0.3);
}

/* 旧Footer隐藏 */
.footer,
.statement,
.brand-bar,
.footer-old-deleted {
  display: none !important;
}

.brand-content:hover {
  color: #FFCF06;
}

/* ============================================
   响应式适配
   ============================================ */
@media screen and (max-width: 1024px) {
  .paradigm-features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .artifact-grid {
    grid-template-columns: 1fr;
  }
  
  .service-model-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .comparison-row {
    grid-template-columns: 120px 1fr 1fr;
  }
}

@media screen and (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.5rem;
  }
  
  .hero-desc {
    font-size: 1.1rem;
  }
  
  .hero-subdesc {
    font-size: 0.95rem;
  }
  
  .hero-features {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  
  .feature-card {
    width: 100%;
    max-width: 300px;
    padding: 25px 20px;
  }
  
  .paradigm-title,
  .dual-engine-title,
  .artifact-title,
  .comparison-title,
  .service-model-title {
    font-size: 2rem;
  }
  
  .paradigm-features {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .paradigm-item {
    padding: 30px 20px;
  }
  
  .engine-wheel {
    flex-direction: column;
    gap: 30px;
  }
  
  .engine-arrows {
    flex-direction: row;
    transform: rotate(90deg);
  }
  
  .arrow-label {
    transform: rotate(-90deg);
  }
  
  .agent-ecosystem {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .agent-card {
    padding: 20px;
  }
  
  .ecosystem-footer {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .ecosystem-info {
    flex-direction: column;
  }
  
  .ecosystem-service {
    text-align: center;
  }
  
  .comparison-row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 20px;
  }
  
  .comparison-header-row {
    display: none;
  }
  
  .comparison-cell {
    padding: 15px;
  }
  
  .comparison-dim {
    background: #1777EA;
    color: white;
    border-radius: 8px;
  }
  
  .comparison-old::before {
    content: "2.0: ";
    color: #888;
    font-weight: bold;
  }
  
  .comparison-new::before {
    content: "3.0: ";
    color: #1777EA;
    font-weight: bold;
  }
  
  .service-model-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-tagline {
    font-size: 1.5rem !important;
  }
  
  .hero-badges {
    justify-content: center;
  }
  
  .badge {
    font-size: 0.8rem;
    padding: 6px 12px;
  }
}

@media screen and (max-width: 480px) {
  .paradigm-screen,
  .dual-engine-screen,
  .artifact-screen,
  .comparison-screen,
  .service-model-screen,
  .dialogue-screen,
  .ai-factory-screen,
  .management-screen,
  .ai-assessment-screen {
    padding: 40px 15px;
  }
  
  .paradigm-title,
  .dual-engine-title,
  .artifact-title,
  .comparison-title,
  .service-model-title {
    font-size: 1.6rem;
  }
  
  .paradigm-subtitle,
  .dual-engine-subtitle,
  .artifact-subtitle,
  .comparison-subtitle,
  .service-model-subtitle {
    font-size: 1rem;
  }
  
  .agent-card {
    padding: 20px 15px;
  }
  
  .agent-header {
    flex-wrap: wrap;
  }
  
  .agent-titles h3 {
    font-size: 1rem;
  }
  
  .feature-content h4 {
    font-size: 0.85rem;
  }
  
  .feature-content p {
    font-size: 0.75rem;
  }
  
  .result-box {
    padding: 25px 20px;
  }
  
  .engine-core {
    padding: 25px 20px;
    min-width: auto;
    width: 100%;
  }
}

/* ============================================
   第十七屏 - 激发儿童掌握能力 3.0版优化
   ============================================ */
.eleventh-screen {
  background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%) !important;
  position: relative;
  overflow: visible;
  min-height: auto;
  padding: 50px 0;
}

.eleventh-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 20%, rgba(255, 207, 6, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 70% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.eleventh-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.eleventh-inner > div:nth-child(1) {
  font-size: 2.2rem !important;
  font-weight: 700 !important;
  background: linear-gradient(135deg, #ffffff 0%, #FFCF06 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  display: block !important;
  margin-bottom: 60px;
  text-align: center;
  line-height: 1.6;
}

.eleventh-inner > div:nth-child(2) {
  margin: 40px 0;
  text-align: center;
}

.eleventh-inner > div:nth-child(2) > img {
  width: 100%;
  max-width: 900px;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.eleventh-inner > div:nth-child(2) > img:hover {
  transform: scale(1.02);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.eleventh-inner > div:nth-child(3) {
  font-size: 2.2rem !important;
  font-weight: 700 !important;
  background: linear-gradient(135deg, #00D4FF 0%, #0099CC 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  display: block !important;
  margin: 60px 0 40px;
  text-align: center;
  line-height: 1.6;
}

.eleventh-inner > div:nth-child(4) {
  text-align: center;
}

.eleventh-inner > div:nth-child(4) > img {
  width: 100%;
  max-width: 900px;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.eleventh-inner > div:nth-child(4) > img:hover {
  transform: scale(1.02);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

/* ============================================
   第十八屏 - 格灵公益 3.0版优化
   ============================================ */
.public-screen {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%) !important;
  position: relative;
  overflow: visible;
  min-height: auto;
  padding: 50px 0;
}

.public-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 80% 20%, rgba(255, 107, 107, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(255, 207, 6, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

.public-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
}

/* 头部样式 */
.public-header {
  margin-bottom: 60px;
}

.public-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #FF6B6B;
  letter-spacing: 3px;
  margin-bottom: 15px;
  padding: 8px 20px;
  background: rgba(255, 107, 107, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(255, 107, 107, 0.3);
}

.public-title {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6B6B 0%, #FFCF06 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 15px;
}

.public-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
}

/* 引言部分 */
.public-quote {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 50px 60px;
  margin-bottom: 50px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.quote-icon {
  font-size: 4rem;
  color: rgba(255, 107, 107, 0.3);
  line-height: 1;
  margin-bottom: 20px;
  font-family: Georgia, serif;
}

.quote-image {
  margin-bottom: 30px;
}

.quote-image img {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  margin: 0 auto;
  transition: transform 0.5s ease;
}

.quote-image img:hover {
  transform: scale(1.02);
}

.quote-text {
  font-size: 1.3rem;
  color: #ffffff;
  line-height: 2;
  margin-bottom: 25px;
  font-weight: 500;
}

.quote-source {
  font-size: 1rem;
  color: rgba(255, 207, 6, 0.9);
  font-style: italic;
}

/* 公益项目列表 */
.public-projects {
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

.project-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px 30px;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

.project-item:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(10px);
  border-color: rgba(255, 107, 107, 0.3);
}

.project-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #FF6B6B 0%, #FFCF06 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-icon svg {
  width: 24px;
  height: 24px;
  color: #ffffff;
}

.project-text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  flex: 1;
}

/* 响应式适配 */
@media (max-width: 768px) {
  .public-title {
    font-size: 2rem;
  }
  
  .public-quote {
    padding: 30px 25px;
  }
  
  .quote-text {
    font-size: 1.1rem;
  }
  
  .project-item {
    padding: 20px;
  }
  
  .project-text {
    font-size: 1rem;
  }
}

/* ============================================
   第二十屏 - 媒体报道（深色主题）
   ============================================ */
.opening-screen {
  background: #1a1a2e !important;
  position: relative;
  padding: 50px 0;
}

.opening-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.opening-inner > .title {
  font-size: 2.2rem !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  width: auto !important;
  margin-bottom: 40px !important;
  position: relative;
  display: inline-block;
}

.opening-inner > .title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: #FFCF06;
  border-radius: 2px;
}

.opening-inner > .sub-title {
  margin: 15px 0;
  padding: 0;
}

.opening-inner > .sub-title a {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  display: block;
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  border-left: 3px solid #FFCF06;
  transition: all 0.3s ease;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.opening-inner > .sub-title a::before {
  content: '📰';
  margin-right: 10px;
  font-size: 1.1rem;
}

.opening-inner > .sub-title a::after {
  content: '→';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0;
  transition: all 0.3s ease;
  color: #FFCF06;
}

.opening-inner > .sub-title a:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateX(8px);
  border-left-color: #5B9BD5;
  color: #ffffff;
}

.opening-inner > .sub-title a:hover::after {
  opacity: 1;
  right: 15px;
}

/* ============================================
   第二十二屏 - 合作伙伴 3.0版优化
   ============================================ */
.partner-screen {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%) !important;
  position: relative;
  padding: 100px 0;
  height: auto !important;
}

.partner-screen::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 207, 6, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.partner-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

.partner-inner > .title {
  font-size: 2.5rem !important;
  font-weight: 800 !important;
  background: linear-gradient(135deg, #ffffff 0%, #FFCF06 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  width: auto !important;
  margin-bottom: 50px !important;
  position: relative;
  display: inline-block;
}

.partner-inner > .title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #FFCF06 0%, #FFA500 100%);
  border-radius: 2px;
}

.partner-inner > .main {
  margin-top: 50px !important;
}

.partner-grid {
  display: grid !important;
  grid-template-columns: repeat(4, 1fr) !important;
  gap: 30px !important;
  width: 100%;
}

.partner-item {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  border-radius: 16px !important;
  padding: 30px !important;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
  height: 120px;
}

.partner-item:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  transform: translateY(-8px) scale(1.02) !important;
  border-color: rgba(255, 207, 6, 0.3) !important;
}

.partner-item img {
  max-width: 100% !important;
  max-height: 70px !important;
  object-fit: contain;
  filter: grayscale(30%) brightness(1.2);
  transition: filter 0.3s ease;
}

.partner-item:hover img {
  filter: grayscale(0%) brightness(1.3);
}

/* ============================================
   web.html 关于格灵页面 3.0版优化
   ============================================ */

/* 整体背景优化 */
.about-gl {
  background: linear-gradient(135deg, #f8f9ff 0%, #e8ecff 100%) !important;
  padding: 120px 0 80px !important;
}

.about-inner {
  max-width: 1000px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
}

/* 标题优化 */
.about-gl .title {
  font-size: 3rem !important;
  font-weight: 800 !important;
  text-align: center !important;
  margin-bottom: 60px !important;
  background: linear-gradient(135deg, #1a1a2e 0%, #1777EA 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  position: relative !important;
  color: transparent !important;
}

.about-gl .title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #FFCF06 0%, #FF6B6B 100%);
  border-radius: 2px;
}

/* 内容段落优化 */
.about-gl .item {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(10px) !important;
  border-radius: 16px !important;
  padding: 30px 35px !important;
  margin-bottom: 25px !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08) !important;
  border: 1px solid rgba(255, 255, 255, 0.5) !important;
  font-size: 1.05rem !important;
  line-height: 1.9 !important;
  color: #444 !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
  text-align: left !important;
}

.about-gl .item:hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12) !important;
}

.about-gl .item span {
  color: #1777EA !important;
  font-weight: 600 !important;
  background: linear-gradient(135deg, rgba(23, 119, 234, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%) !important;
  padding: 2px 8px !important;
  border-radius: 4px !important;
}

/* 发展历程时间线优化 */
.time-line {
  background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%) !important;
  padding: 100px 0 !important;
  position: relative !important;
  overflow: hidden !important;
}

.time-line::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255, 207, 6, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.time-inner {
  max-width: 1000px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
  position: relative !important;
  z-index: 1 !important;
}

.time-inner > div:first-child {
  font-size: 2.5rem !important;
  font-weight: 800 !important;
  text-align: center !important;
  margin-bottom: 60px !important;
  background: linear-gradient(135deg, #ffffff 0%, #FFCF06 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
}

.time-wrap {
  position: relative !important;
  padding-left: 30px !important;
}

.time-wrap::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, #FFCF06 0%, #FF6B6B 50%, #1777EA 100%);
  border-radius: 2px;
}

.time {
  display: flex !important;
  flex-direction: column !important;
  gap: 30px !important;
  position: relative !important;
}

.time > div {
  background: rgba(255, 255, 255, 0.05) !important;
  backdrop-filter: blur(10px) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  border-radius: 16px !important;
  padding: 25px 30px !important;
  position: relative !important;
  transition: all 0.3s ease !important;
  margin-left: 30px !important;
  width: auto !important;
}

.time > div:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  transform: translateX(5px) !important;
}

.time > div p:first-child,
.time > div p.color {
  color: #FFCF06 !important;
  font-weight: 600 !important;
  font-size: 1.1rem !important;
  margin-bottom: 10px !important;
}

.time > div p {
  color: rgba(255, 255, 255, 0.8) !important;
  margin-bottom: 8px !important;
  line-height: 1.7 !important;
}

.time > div .point {
  position: absolute !important;
  width: 16px !important;
  height: 16px !important;
  background: linear-gradient(135deg, #FFCF06 0%, #FF6B6B 100%) !important;
  border-radius: 50% !important;
  top: 30px !important;
  left: -38px !important;
  box-shadow: 0 0 15px rgba(255, 207, 6, 0.5) !important;
  z-index: 2 !important;
}

/* 团队介绍优化 */
.club-screen {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%) !important;
  padding: 100px 0 !important;
}

.club-screen > div {
  max-width: 1000px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
}

.club-screen .inner > div:first-child {
  font-size: 2.5rem !important;
  font-weight: 800 !important;
  text-align: center !important;
  margin-bottom: 50px !important;
  background: linear-gradient(135deg, #1a1a2e 0%, #1777EA 100%) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  position: relative;
}

.club-screen .inner > div:first-child::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #1777EA 0%, #FFCF06 100%);
  border-radius: 2px;
}

.club-screen .inner > div:last-child {
  background: rgba(255, 255, 255, 0.95) !important;
  border-radius: 16px !important;
  padding: 40px !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08) !important;
  font-size: 1.05rem !important;
  line-height: 1.9 !important;
  color: #444 !important;
}

.club-screen .inner > div:last-child span {
  color: #1777EA !important;
  font-weight: 600 !important;
}

/* 个人信息卡片优化 */
.information {
  background: linear-gradient(135deg, #f8f9ff 0%, #e8ecff 100%) !important;
  padding: 60px 0 !important;
}

.information .inner {
  max-width: 1000px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
  display: grid !important;
  grid-template-columns: 200px 1fr !important;
  gap: 40px !important;
  align-items: start !important;
}

.information .inner > div:first-child {
  text-align: center;
}

.information .inner > div:first-child img {
  width: 180px !important;
  height: 180px !important;
  border-radius: 50% !important;
  object-fit: cover !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
  border: 4px solid #ffffff !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.information .inner > div:first-child img:hover {
  transform: scale(1.05) !important;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2) !important;
}

.information .inner > div:last-child > div:first-child {
  font-size: 1.8rem !important;
  font-weight: 700 !important;
  color: #1a1a2e !important;
  margin-bottom: 5px !important;
}

.information .inner > div:last-child > div:nth-child(2) {
  font-size: 1.1rem !important;
  color: #1777EA !important;
  font-weight: 600 !important;
  margin-bottom: 20px !important;
}

.information .inner > div:last-child > div:last-child {
  font-size: 1rem !important;
  line-height: 1.9 !important;
  color: #555 !important;
}

.information .inner > div:last-child > div:last-child p {
  margin-bottom: 10px !important;
}

.information .inner > div:last-child > div:last-child b {
  color: #1a1a2e !important;
  font-weight: 700 !important;
}

/* ============================================
   响应式适配
   ============================================ */
@media screen and (max-width: 1024px) {
  .partner-grid {
    grid-template-columns: repeat(3, 1fr) !important;
  }
  
  .eleventh-inner > div:nth-child(1),
  .eleventh-inner > div:nth-child(3) {
    font-size: 1.8rem !important;
  }
}

@media screen and (max-width: 768px) {
  .eleventh-screen,
  .public-screen,
  .opening-screen,
  .partner-screen,
  .service-model-final {
    padding: 40px 20px !important;
  }
  
  .eleventh-inner,
  .public-inner,
  .opening-inner,
  .partner-inner {
    padding: 0 20px !important;
  }
  
  .eleventh-inner > div:nth-child(1),
  .eleventh-inner > div:nth-child(3) {
    font-size: 1.5rem !important;
  }
  
  .public-inner > div:nth-child(1),
  .opening-inner > .title,
  .partner-inner > .title {
    font-size: 2rem !important;
  }
  
  .partner-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }
  
  .partner-item {
    height: 100px !important;
    padding: 20px !important;
  }
  
  .opening-inner > .sub-title a {
    font-size: 1rem !important;
    padding: 15px 20px !important;
  }
  
  /* 关于格灵页面响应式 */
  .about-gl .title {
    font-size: 2rem !important;
  }
  
  .about-gl .item {
    padding: 20px 25px !important;
  }
  
  .time-wrap::before {
    left: 20px !important;
  }
  
  .time > div {
    width: calc(100% - 60px) !important;
    margin-left: 60px !important;
    margin-right: 0 !important;
  }
  
  .time > div .point {
    left: -40px !important;
    right: auto !important;
  }
  
  .information .inner {
    grid-template-columns: 1fr !important;
    text-align: center !important;
  }
  
  .information .inner > div:first-child img {
    width: 150px !important;
    height: 150px !important;
  }
}

@media screen and (max-width: 480px) {
  .partner-grid {
    grid-template-columns: 1fr !important;
  }
  
  .eleventh-inner > div:nth-child(1),
  .eleventh-inner > div:nth-child(3) {
    font-size: 1.2rem !important;
  }
}

/* ============================================
   深色主题卡片样式修复
   ============================================ */

/* dialogue-screen 中的白色卡片 */
.dialogue-screen .message-content {
  background: rgba(255, 255, 255, 0.95);
}

.dialogue-screen .dialogue-input-area {
  background: rgba(255, 255, 255, 0.95);
}

.dialogue-screen .feature-highlight-box,
.dialogue-screen .transformation-box {
  background: rgba(255, 255, 255, 0.95);
}

/* ai-assessment-screen 中的白色卡片 */
/* ============================================
   深色主题卡片样式修复
   ============================================ */

/* dialogue-screen 中的白色卡片 */
.dialogue-screen .message-content {
  background: rgba(255, 255, 255, 0.95);
}

.dialogue-screen .dialogue-input-area {
  background: rgba(255, 255, 255, 0.95);
}

.dialogue-screen .feature-highlight-box,
.dialogue-screen .transformation-box {
  background: rgba(255, 255, 255, 0.95);
}

/* ai-assessment-screen 中的白色卡片 */
.ai-assessment-screen .track-card {
  background: rgba(255, 255, 255, 0.95);
}

/* 确保深色背景覆盖所有区域 */
.dialogue-screen,
.ai-assessment-screen,
.management-screen {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}