@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #64748b;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --dark: #0f172a;
  --dark-light: #1e293b;
  --light: #f8fafc;
  --border: #e2e8f0;
  --text: #334155;
  --text-light: #64748b;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--light);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--light);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary);
}

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

@keyframes slideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes gradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Login Page */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
  background-size: 400% 400%;
  animation: gradient 15s ease infinite;
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: float 20s linear infinite;
}

@keyframes float {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.login-container {
  width: 100%;
  max-width: 450px;
  padding: 20px;
  z-index: 1;
  animation: scaleIn 0.5s ease-out;
}

.login-box {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 50px 40px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

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

.login-header h1 {
  font-size: 32px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
  letter-spacing: -1px;
}

.login-header p {
  color: var(--text-light);
  font-size: 15px;
  font-weight: 500;
}

.login-form .form-group {
  margin-bottom: 24px;
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.login-footer small {
  color: var(--text-light);
  font-size: 13px;
}

/* Dashboard Layout */
.dashboard {
  display: flex;
  min-height: 100vh;
  background: #f1f5f9;
}

.sidebar {
  width: 280px;
  background: var(--dark);
  color: white;
  padding: 0;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  box-shadow: 4px 0 15px rgba(0,0,0,0.1);
  z-index: 100;
}

.sidebar-header {
  padding: 32px 24px;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-header p {
  color: #94a3b8;
  font-size: 14px;
  font-weight: 500;
}

.sidebar-header p strong {
  color: white;
  font-weight: 600;
}

.sidebar-nav {
  padding: 24px 16px;
}

.nav-section {
  margin-bottom: 32px;
}

.nav-section-title {
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0 12px 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  margin-bottom: 6px;
  font-weight: 500;
  font-size: 14px;
  position: relative;
  overflow: hidden;
}

.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 3px;
  background: var(--gradient-primary);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.nav-item:hover {
  background: rgba(255,255,255,0.1);
  color: white;
  transform: translateX(4px);
}

.nav-item:hover::before,
.nav-item.active::before {
  transform: scaleY(1);
}

.nav-item.active {
  background: rgba(102, 126, 234, 0.15);
  color: white;
  font-weight: 600;
}

.nav-item .icon {
  font-size: 20px;
  width: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-content {
  flex: 1;
  margin-left: 280px;
  padding: 40px;
  animation: fadeIn 0.6s ease-out;
}

.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  animation: slideIn 0.5s ease-out;
}

.content-header h1 {
  font-size: 36px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.stat-card {
  background: white;
  border-radius: 20px;
  padding: 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: fadeIn 0.6s ease-out backwards;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.stat-card:hover::before {
  transform: scaleX(1);
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

.stat-icon {
  font-size: 48px;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea15, #764ba215);
  border-radius: 16px;
  flex-shrink: 0;
}

.stat-info h3 {
  font-size: 36px;
  color: var(--dark);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 4px;
}

.stat-info p {
  color: var(--text-light);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-success .stat-icon {
  background: linear-gradient(135deg, #10b98115, #34d39915);
}

.stat-warning .stat-icon {
  background: linear-gradient(135deg, #f59e0b15, #fbbf2415);
}

/* Table */
.table-container {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  animation: fadeIn 0.7s ease-out;
}

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

.data-table thead {
  background: linear-gradient(135deg, #667eea10, #764ba210);
}

.data-table th {
  padding: 20px;
  text-align: left;
  font-weight: 700;
  color: var(--dark);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border);
}

.data-table td {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  font-weight: 500;
}

.data-table tbody tr {
  transition: all 0.2s ease;
}

.data-table tbody tr:hover {
  background: #f8fafc;
  transform: scale(1.01);
}

.short-code {
  background: linear-gradient(135deg, #667eea20, #764ba220);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 8px;
  font-family: 'Courier New', monospace;
  font-weight: 700;
  font-size: 13px;
}

.url-cell {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-light);
}

.action-buttons {
  display: flex;
  gap: 8px;
}

.btn-icon {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 20px;
  padding: 8px;
  border-radius: 10px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--light);
  transform: scale(1.15) rotate(5deg);
}

.btn-icon.btn-danger:hover {
  background: #fee;
  transform: scale(1.15) rotate(-5deg);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.badge-info {
  background: linear-gradient(135deg, #dbeafe, #bfdbfe);
  color: #1e40af;
}

.badge-success {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: #065f46;
}

.badge-warning {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
}

/* Buttons */
.btn {
  padding: 14px 28px;
  border: none;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.3px;
  box-shadow: var(--shadow);
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: #475569;
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* Forms */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 10px;
  font-weight: 700;
  color: var(--dark);
  font-size: 14px;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s ease;
  background: white;
  font-weight: 500;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

.form-group small {
  display: block;
  margin-top: 8px;
  color: var(--text-light);
  font-size: 13px;
  font-weight: 500;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  background: white;
  border-radius: 24px;
  width: 90%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: scaleIn 0.3s ease-out;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, #667eea10, #764ba210);
}

.modal-header h2 {
  font-size: 26px;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.5px;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 32px;
  cursor: pointer;
  color: var(--text-light);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--light);
  transform: rotate(90deg);
}

.modal-form {
  padding: 32px;
}

.modal-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

/* Alert */
.alert {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 24px;
  font-weight: 600;
  animation: slideIn 0.3s ease-out;
}

.alert-error {
  background: linear-gradient(135deg, #fee, #fcc);
  color: var(--danger);
  border: 2px solid #fcc;
}

.alert-success {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0);
  color: var(--success);
  border: 2px solid #a7f3d0;
}

/* Detail Page */
.back-link {
  color: var(--primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  transition: all 0.2s ease;
}

.back-link:hover {
  transform: translateX(-4px);
}

.detail-card {
  background: white;
  border-radius: 20px;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  animation: fadeIn 0.6s ease-out;
}

.detail-card h3 {
  margin-bottom: 24px;
  color: var(--dark);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.detail-grid {
  display: grid;
  gap: 24px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.detail-item label {
  font-weight: 700;
  color: var(--text-light);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.copy-box {
  display: flex;
  gap: 12px;
  align-items: center;
}

.copy-box code {
  flex: 1;
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  padding: 16px;
  border-radius: 12px;
  font-size: 14px;
  border: 2px solid var(--border);
  font-weight: 600;
}

.url-display a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
}

.url-display a:hover {
  text-decoration: underline;
  color: var(--primary-dark);
}

.bot-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.bot-type-item {
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  padding: 16px 20px;
  border-radius: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 2px solid var(--border);
  transition: all 0.2s ease;
}

.bot-type-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.bot-name {
  font-weight: 700;
  color: var(--dark);
}

.bot-count {
  color: var(--text-light);
  font-size: 14px;
  font-weight: 600;
}

.bot-row {
  background: linear-gradient(135deg, #fef3c7, #fde68a) !important;
}

.human-row {
  background: linear-gradient(135deg, #d1fae5, #a7f3d0) !important;
}

.user-agent {
  font-size: 12px;
  color: var(--text-light);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    position: relative;
    height: auto;
  }

  .main-content {
    margin-left: 0;
    padding: 24px;
  }

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

  .content-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .content-header h1 {
    font-size: 28px;
  }

  .table-container {
    overflow-x: auto;
  }

  .data-table {
    font-size: 13px;
  }

  .data-table th,
  .data-table td {
    padding: 12px;
  }

  .login-box {
    padding: 36px 28px;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}