/**
 * 知创万合官网 - 各区块模块样式
 * Hero、核心业务、AI大模型、服务中心、解决方案、关于我们、联系我们
 */

/* ===== HERO 区 ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(var(--border-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-light) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.15;
}

.hero-glow-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-cyan);
  bottom: -100px;
  left: -100px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--space-12) 0;
}

.hero-badge {
  margin-bottom: var(--space-6);
}

.hero-badge .badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(6, 182, 212, 0.08);
  color: var(--accent-cyan);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: var(--text-6xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.title-line {
  display: block;
}

.title-line:last-child {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.stat-item {
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.stat-suffix {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--primary);
}

.stat-label {
  display: block;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border-light);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  z-index: 1;
}

.scroll-mouse {
  width: 24px;
  height: 36px;
  border: 2px solid var(--border-medium);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background: var(--text-tertiary);
  border-radius: var(--radius-full);
  animation: float 2s ease-in-out infinite;
}

/* ===== 核心业务卡片 ===== */
.core-business {
  padding: var(--section-gap) 0;
  background: var(--bg-secondary);
}

.business-grid {
  gap: var(--space-6);
}

.business-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  border: 1px solid var(--border-light);
  transition: all var(--duration-normal) var(--ease-out);
  
}

.business-card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
  background: linear-gradient(135deg, #10b98120, #06b6d420);
}

.business-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-3);
  line-height: 100px;
}

.business-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
  line-height: var(--leading-relaxed);
}

.business-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.business-features li {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: var(--space-5);
  position: relative;
}

.business-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
}

.business-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--primary);
  transition: gap var(--duration-fast);
}

.business-link:hover {
  gap: var(--space-3);
}

/* ===== AI大模型模块 ===== */
.ai-model {
  padding: var(--section-gap) 0;
}

.ai-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  margin-bottom: var(--space-20);
}

.ai-visual {
  display: flex;
  justify-content: center;
}

.ai-model-graphic {
  position: relative;
  width: 400px;
  height: 400px;
}

.model-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
}

.core-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--primary);
  opacity: 0.3;
}

.ring-1 {
  animation: scaleIn 3s ease-in-out infinite;
}

.ring-2 {
  inset: -20px;
  animation: scaleIn 3s ease-in-out infinite 1s;
}

.ring-3 {
  inset: -40px;
  animation: scaleIn 3s ease-in-out infinite 2s;
}

.core-center {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
  border-radius: 50%;
  color: var(--text-light);
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  box-shadow: var(--shadow-glow);
}

.model-nodes {
  position: absolute;
  inset: 0;
}

.node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.node-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--primary);
  box-shadow: var(--shadow-md);
}

.node-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  white-space: nowrap;
}

.node-1 { top: 0; left: 50%; transform: translateX(-50%); }
.node-2 { top: 15%; right: 0; }
.node-3 { bottom: 15%; right: 0; }
.node-4 { bottom: 0; left: 50%; transform: translateX(-50%); }
.node-5 { bottom: 15%; left: 0; }
.node-6 { top: 15%; left: 0; }

.connection-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.conn-line {
  stroke: var(--border-medium);
  stroke-width: 1;
  stroke-dasharray: 4 4;
  animation: dash 20s linear infinite;
}

@keyframes dash {
  to { stroke-dashoffset: -100; }
}

.ai-subtitle {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-8);
}

.ai-capability-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.capability-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  transition: background var(--duration-fast);
}

.capability-item:hover {
  background: var(--bg-secondary);
}

.capability-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.capability-info h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-1);
}

.capability-info p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.ai-scenes {
  margin-top: var(--space-20);
}

.scenes-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-10);
}

.scenes-grid {
  gap: var(--space-6);
}

.scene-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
}

.scene-card:hover {
  background: var(--bg-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.scene-icon {
  font-size: 40px;
  margin-bottom: var(--space-4);
}

.scene-card h4 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

.scene-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

/* ===== 服务中心 ===== */
.services {
  padding: var(--section-gap) 0;
  background: var(--bg-secondary);
}

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.detail-info {
  padding: 30px;
}

.detail-info h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-4);
}

.detail-info > p {
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}
.detail-visual img {
  height:100%;
  width:100%;
}

.detail-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.detail-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.feature-check {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green);
  flex-shrink: 0;
}

.detail-feature span {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.dev-process {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-8);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}

.process-step {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  transition: background var(--duration-fast);
}

.process-step:hover {
  background: var(--bg-secondary);
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--primary-gradient);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  flex-shrink: 0;
}

.step-content h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin-bottom: 2px;
}

.step-content p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.process-arrow {
  display: flex;
  justify-content: center;
  color: var(--text-tertiary);
}

/* SaaS产品卡片 */
.saas-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.saas-product-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  text-align: center;
  border: 1px solid var(--border-light);
  transition: all var(--duration-normal) var(--ease-out);
}

.saas-product-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.saas-icon {
  font-size: 32px;
  margin-bottom: var(--space-3);
}

.saas-product-card h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-1);
}

.saas-product-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ===== 解决方案 ===== */
.solutions {
  padding: var(--section-gap) 0;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.solution-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: all var(--duration-normal) var(--ease-out);
}

.solution-card:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.solution-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.solution-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.solution-content {
  padding: var(--space-6);
}

.solution-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: rgba(37, 99, 235, 0.08);
  color: var(--primary);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.solution-content h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

.solution-content > p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.solution-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.solution-features li {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: var(--space-5);
  position: relative;
}

.solution-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  background: var(--accent-green);
  border-radius: 50%;
}

/* ===== 数据成就 ===== */
.achievements {
  padding: var(--space-20) 0;
  background: var(--bg-dark);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.achievement-item {
  padding: var(--space-8);
}

.achievement-number {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: var(--space-2);
}

.count-up {
  font-size: var(--text-5xl);
  font-weight: var(--font-extrabold);
  color: var(--text-light);
  font-variant-numeric: tabular-nums;
}

.achievement-suffix {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--primary);
}

.achievement-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ===== 关于我们 ===== */
.about {
  padding: var(--section-gap) 0;
  background: var(--bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-content .section-tag {
  margin-bottom: var(--space-4);
}

.about-content .section-title {
  margin-bottom: var(--space-6);
}

.about-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  transition: all var(--duration-normal) var(--ease-out);
}

.highlight-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.highlight-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.highlight-text h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin-bottom: 2px;
}

.highlight-text p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.about-visual {
  display: flex;
  justify-content: center;
}

.about-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.about-image-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.about-floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
}

.card-1 {
  top: -20px;
  right: -20px;
  animation: float 4s ease-in-out infinite;
}

.card-2 {
  bottom: 20px;
  left: -30px;
  animation: float 4s ease-in-out infinite 1s;
}

.floating-icon {
  font-size: 28px;
}

.floating-num {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
}

.floating-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

/* ===== 联系我们 ===== */
.contact {
  padding: var(--section-gap) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info .section-tag {
  margin-bottom: var(--space-4);
}

.contact-info .section-title {
  margin-bottom: var(--space-4);
}

.contact-desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-10);
  line-height: var(--leading-relaxed);
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-method {
  display: flex;
  gap: var(--space-4);
}

.method-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.method-content h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  margin-bottom: 2px;
}

.method-content p {
  font-size: var(--text-base);
  color: var(--text-primary);
  font-weight: var(--font-medium);
}

.method-content span {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

.contact-form-wrapper {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
}

.contact-form h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-6);
}

.form-tips {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-4);
}

/* ===== 服务中心图片卡片样式 ===== */
.service-image-card {
  position: relative;
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(6, 182, 212, 0.05));
  transition: all var(--duration-normal) var(--ease-out);
}

.service-image-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.service-image-inner {
  position: relative;
  width: 100%;
}

.service-image-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--primary);
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(20px);
  transition: all var(--duration-normal) var(--ease-out);
}

.service-image-card:hover .service-image-badge {
  opacity: 1;
  transform: translateX(0);
}

/* 标签切换时图片淡入动画 */
.tab-panel.active .service-image-card {
  animation: fadeInScale 0.5s var(--ease-out) forwards;
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}