/* 技术架构页面样式 */

/* 图标渐变色 */
.icon-gradient-blue {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.icon-gradient-green {
  background: linear-gradient(135deg, #10b981, #059669);
}

.icon-gradient-orange {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.icon-gradient-cyan {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.icon-gradient-purple {
  background: linear-gradient(135deg, #a855f7, #7c3aed);
}

.icon-gradient-teal {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.icon-gradient-red {
  background: linear-gradient(135deg, #ef4444, #dc2626);
}

.icon-gradient-indigo {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
}

.page-header {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  color: white;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.25rem;
  opacity: 0.95;
}

/* 架构图 */
.architecture-diagram {
  margin-top: 3rem;
  padding: 3rem;
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.arch-layer {
  margin-bottom: 2rem;
}

.layer-title {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.layer-boxes {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.layer-boxes.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.arch-box {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  color: white;
  font-weight: 600;
  font-size: 0.9375rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-width: 120px;
}

.arch-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.arch-box i {
  font-size: 1.5rem;
}

.box-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.box-success {
  background: linear-gradient(135deg, #10b981, #059669);
}

.box-info {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.box-dark {
  background: linear-gradient(135deg, #374151, #1f2937);
}

.arch-arrow {
  text-align: center;
  margin: 1.5rem 0;
  font-size: 2rem;
  color: var(--primary-color);
}

/* 网格布局 */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* 技术特点 */
.tech-features {
  margin-top: 3rem;
}

.tech-feature-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.tech-feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.tech-icon {
  width: 70px;
  height: 70px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  margin-bottom: 1.5rem;
}

.tech-icon.icon-blue {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.tech-icon.icon-green {
  background: linear-gradient(135deg, #10b981, #059669);
}

.tech-icon.icon-purple {
  background: linear-gradient(135deg, #a855f7, #7c3aed);
}

.tech-feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.tech-feature-card ul {
  list-style: none;
}

.tech-feature-card ul li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
}

.tech-feature-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* 安全保障 */
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.security-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
}

.security-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.security-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.security-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  flex-shrink: 0;
}

.security-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.security-list {
  list-style: none;
}

.security-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.625rem 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.security-list li i {
  color: var(--primary-color);
  margin-top: 0.25rem;
  flex-shrink: 0;
}

/* 系统对接 */
.integration-methods {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.method-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  text-align: center;
}

.method-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.method-icon {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  margin: 0 auto 1.5rem;
}

.method-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.method-card p {
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  font-size: 0.9375rem;
}

.method-card ul {
  list-style: none;
  text-align: left;
}

.method-card ul li {
  padding: 0.375rem 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
  position: relative;
  padding-left: 1.25rem;
}

.method-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* 已对接系统 */
.integrated-systems {
  margin-top: 4rem;
  padding: 3rem;
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.systems-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 2rem;
}

.systems-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.75rem 2rem;
  border: 2px solid var(--border-color);
  background: white;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.tab-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.5s ease;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.system-item {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.3s ease;
}

.system-item:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.system-item i {
  font-size: 2rem;
  color: var(--primary-color);
}

.system-item:hover i {
  color: white;
}

.system-item span {
  font-weight: 600;
  font-size: 0.9375rem;
}

/* 对接流程 */
.integration-process {
  margin-top: 4rem;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(0, 184, 148, 0.05), rgba(0, 206, 201, 0.05));
  border-radius: var(--radius-xl);
}

.process-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 3rem;
}

.process-steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.process-step {
  flex: 1;
  text-align: center;
  padding: 0 1rem;
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 900;
  margin: 0 auto 1rem;
}

.process-step h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.process-step p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.process-arrow {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin: 0 0.5rem;
}

.process-timeline {
  text-align: center;
  padding: 1.5rem;
  background: white;
  border-radius: var(--radius-md);
  font-size: 1.125rem;
  color: var(--text-primary);
}

.process-timeline strong {
  color: var(--primary-color);
}

/* 认证资质 */
.certifications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.cert-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all 0.3s ease;
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.cert-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(0, 184, 148, 0.1), rgba(0, 206, 201, 0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2.5rem;
  color: var(--primary-color);
}

.cert-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.cert-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* CTA区域 */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  color: white;
  text-align: center;
  padding: 5rem 0;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.cta-section .btn-secondary {
  background: white;
  color: var(--primary-color);
  border: 2px solid white;
}

.cta-section .btn-secondary:hover {
  background: transparent;
  color: white;
  border-color: white;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .layer-boxes.grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .security-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .integration-methods {
    grid-template-columns: repeat(2, 1fr);
  }

  .systems-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .certifications-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-header h1 {
    font-size: 2rem;
  }

  .architecture-diagram {
    padding: 1.5rem;
  }

  .layer-boxes.grid-4 {
    grid-template-columns: 1fr;
  }

  .security-grid {
    grid-template-columns: 1fr;
  }

  .integration-methods {
    grid-template-columns: 1fr;
  }

  .systems-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    flex-direction: column;
    gap: 2rem;
  }

  .process-arrow {
    transform: rotate(90deg);
    margin: 0;
  }

  .certifications-grid {
    grid-template-columns: 1fr;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}