/* 按钮组件 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-normal);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  color: var(--text-primary);
  box-shadow: 0 4px 16px rgba(36, 108, 249, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(36, 108, 249, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background: var(--primary-blue);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.125rem;
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* 功能卡片组件 */
.feature-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(36, 108, 249, 0.1) 0%, rgba(22, 184, 13, 0.05) 100%);
  opacity: 0;
  transition: var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(36, 108, 249, 0.3);
  box-shadow: 0 20px 40px rgba(36, 108, 249, 0.2);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 2;
  box-shadow: 0 8px 24px rgba(36, 108, 249, 0.3);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  color: var(--text-primary);
  stroke-width: 2;
}

.feature-icon .icon-svg {
  width: 32px;
  height: 32px;
  filter: brightness(0) invert(1);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  position: relative;
  z-index: 2;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 2;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  position: relative;
  z-index: 2;
}

.tag {
  background: rgba(36, 108, 249, 0.2);
  color: var(--primary-blue);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid rgba(36, 108, 249, 0.3);
}

/* 输入框组件 */
.input-group {
  margin-bottom: var(--spacing-md);
}

.input-label {
  display: block;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.input-field {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-primary);
  transition: var(--transition-fast);
}

.input-field:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(36, 108, 249, 0.2);
}

.input-field::placeholder {
  color: var(--text-muted);
}

/* 模态框组件 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  max-width: 500px;
  width: 90%;
  transform: scale(0.8);
  transition: var(--transition-normal);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

/* 加载动画组件 */
.loader {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(36, 108, 249, 0.3);
  border-top: 3px solid var(--primary-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 进度条组件 */
.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-green) 100%);
  border-radius: 4px;
  transition: width var(--transition-normal);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* 提示框组件 */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-content {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  color: var(--text-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
  z-index: 1000;
  margin-bottom: 8px;
}

.tooltip-content::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-card);
}

.tooltip:hover .tooltip-content {
  opacity: 1;
  visibility: visible;
}

/* 徽章组件 */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background: rgba(36, 108, 249, 0.2);
  color: var(--primary-blue);
  border: 1px solid rgba(36, 108, 249, 0.3);
}

.badge-success {
  background: rgba(22, 184, 13, 0.2);
  color: var(--accent-green);
  border: 1px solid rgba(22, 184, 13, 0.3);
}

.badge-warning {
  background: rgba(255, 149, 0, 0.2);
  color: var(--warning);
  border: 1px solid rgba(255, 149, 0, 0.3);
}

.badge-error {
  background: rgba(255, 71, 87, 0.2);
  color: var(--error);
  border: 1px solid rgba(255, 71, 87, 0.3);
}

/* 切换开关组件 */
.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 24px;
}

.switch-input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  transition: var(--transition-fast);
}

.switch-slider::before {
  position: absolute;
  content: '';
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: var(--text-primary);
  border-radius: 50%;
  transition: var(--transition-fast);
}

.switch-input:checked + .switch-slider {
  background: var(--primary-blue);
}

.switch-input:checked + .switch-slider::before {
  transform: translateX(24px);
}

/* 表格组件 */
.table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.table th,
.table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.table th {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-weight: 600;
}

.table td {
  color: var(--text-secondary);
}

.table tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

/* 分页组件 */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.pagination-btn {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
  min-width: 40px;
  text-align: center;
}

.pagination-btn:hover {
  background: rgba(36, 108, 249, 0.2);
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.pagination-btn.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: var(--text-primary);
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* 合作伙伴组件 */
.partners-section {
  padding: var(--spacing-3xl) 0;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.partners-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(36, 108, 249, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.partner-item {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.partner-item[data-aos="fade-up"].animate-in {
  opacity: 1;
  transform: translateY(0);
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  transition: all 0.3s ease;
  height: 120px;
  position: relative;
  overflow: hidden;
}

.partner-logo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.partner-logo:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(36, 108, 249, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.partner-logo:hover::before {
  opacity: 1;
}

.partner-img {
  width: 100%;
  height: auto;
  max-width: 250px;
  max-height: 60px;
  object-fit: contain;
  filter: brightness(1) contrast(1);
  transition: all 0.3s ease;
}

.partner-logo:hover .partner-img {
  filter: brightness(1.1) contrast(1.1);
  transform: scale(1.05);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .partners-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-md);
  }
  
  .partner-logo {
    height: 100px;
    padding: var(--spacing-lg);
  }
  
  .partner-img {
    max-width: 200px;
    max-height: 50px;
  }
}

@media (max-width: 480px) {
  .partners-section {
    padding: var(--spacing-2xl) 0;
  }
  
  .partner-logo {
    height: 80px;
    padding: var(--spacing-md);
  }
  
  .partner-img {
    max-width: 180px;
    max-height: 40px;
  }
}