/* ȫ����ʽ - �ִ���SaaS��� */
:root {
  --primary: #3B82F6;
  --primary-dark: #2563EB;
  --primary-light: #60A5FA;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', system-ui, sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.5;
}

/* ������ */
.navbar {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--gray-600);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--primary);
}

/* ��ť��ʽ */
.btn {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-size: 0.875rem;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
}

.btn-outline:hover {
  background: var(--gray-50);
  border-color: var(--primary);
  color: var(--primary);
}

/* ��Ƭ��ʽ */
.card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  border: 1px solid var(--gray-200);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* ƽ̨���� */
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.platform-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.3s;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.platform-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.platform-card.selected {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(59, 130, 246, 0.02) 100%);
}

.platform-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.platform-icon i {
  font-size: 1.5rem;
  color: white;
}

.platform-name {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.platform-desc {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 1rem;
}

.status-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-connected {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.status-not-connected {
  background: var(--gray-100);
  color: var(--gray-500);
}

/* ģ̬�� */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
  animation: fadeIn 0.2s ease-out;
}

.modal-content {
  background: white;
  border-radius: 1rem;
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease-out;
}

.modal-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

/* �����ʽ */
.table-container {
  overflow-x: auto;
  border-radius: 1rem;
  background: white;
  border: 1px solid var(--gray-200);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 1rem;
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-200);
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--gray-100);
}

tr:hover {
  background: var(--gray-50);
}

/* ɸѡ�� */
.filter-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.filter-select {
  padding: 0.5rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.5rem;
  background: white;
  cursor: pointer;
}

/* ���� */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* �DZ��̿�Ƭ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--gray-200);
}

.stat-value {
  font-size: 2rem;
  font-weight: bold;
  color: var(--gray-900);
  margin-top: 0.5rem;
}

.stat-label {
  color: var(--gray-500);
  font-size: 0.875rem;
}

/* ���� */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem;
}

/* ҳ����� */
.page-header {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.875rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: var(--gray-500);
}

/* ������ */
.text-center { text-align: center; }
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.flex { display: flex; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* 分页样式 */
#pagination .btn {
    min-width: 60px;
}

#pagination .btn-primary {
    background: var(--primary);
    color: white;
}

#pagination .btn-primary:hover {
    background: var(--primary-dark);
}

#pagination .btn-outline {
    background: white;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

#pagination .btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

#pagination .btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}
/* 导出进度条 */
#exportProgressBar {
    background: var(--gray-200);
    border-radius: 4px;
}

#exportProgressFill {
    background: var(--primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}
#platformHint {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
    padding: 0.25rem 0.5rem;
    background: var(--gray-50);
    border-radius: 0.375rem;
    border-left: 3px solid var(--primary);
}