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

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #16161f;
  --bg-input: #1a1a25;
  --border-color: #2a2a3a;
  --border-focus: #22c55e;
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;
  --accent: #22c55e;
  --accent-glow: rgba(34, 197, 94, 0.4);
  --accent-dark: #16a34a;
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.1);
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.1);
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Animated background orbs */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  pointer-events: none;
  z-index: -1;
}

.glow-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.glow-orb-2 {
  width: 300px;
  height: 300px;
  background: #8b5cf6;
  bottom: -50px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.1); }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  animation: fadeInUp 0.6s ease-out;
}

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

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease-out;
}

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

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 480px;
  animation: scaleIn 0.3s ease-out;
}

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

.modal-header {
  text-align: center;
  margin-bottom: 32px;
}

.modal-header .logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 8px;
}

.modal-header .logo-icon {
  font-size: 2.5rem;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.modal-header h3 {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
}

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

.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.label-icon {
  font-size: 1.1rem;
}

input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

/* Buttons */
.submit-btn {
  padding: 14px 24px;
  border: none;
  border-radius: 8px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: relative;
  overflow: hidden;
}

.submit-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: left 0.5s;
}

.submit-btn:hover:not(:disabled)::before {
  left: 100%;
}

.submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
}

.submit-btn:active:not(:disabled) {
  transform: translateY(0);
}

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.submit-btn.secondary {
  background: var(--bg-secondary);
  border: 2px solid var(--border-color);
  color: var(--text-primary);
}

.submit-btn.secondary:hover:not(:disabled) {
  background: var(--bg-input);
  border-color: var(--accent);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.submit-btn.warning {
  background: linear-gradient(135deg, var(--warning), #fbbf24);
  border: none;
}

.submit-btn.warning:hover:not(:disabled) {
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.submit-btn.danger {
  background: linear-gradient(135deg, var(--danger), #ef4444);
  border: none;
}

.submit-btn.danger:hover:not(:disabled) {
  box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.btn-icon {
  font-size: 1.2rem;
}

.modal-buttons {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.modal-buttons .submit-btn {
  flex: 1;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 40px;
}

.header .logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 12px;
}

.header .logo-icon {
  font-size: 3rem;
  animation: bounce 2s ease-in-out infinite;
}

.header h1 {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #4ade80);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.stat-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.stat-content {
  flex: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}


.control-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

.control-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}


.search-container {
  margin-bottom: 24px;
}

.search-box {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}

.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-icon {
  font-size: 1.2rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-box input {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 1rem;
  flex: 1;
}

.search-box input:focus {
  border: none;
  box-shadow: none;
}

.search-hint {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.search-box:focus-within .search-hint {
  opacity: 1;
}

/* Sessions Container */
.sessions-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 32px;
  min-height: 400px;
}

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

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

.sessions-table thead {
  background: var(--bg-secondary);
}

.sessions-table th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 2px solid var(--border-color);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.sessions-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.sessions-table tbody tr:hover {
  background: var(--bg-secondary);
}

.sessions-table td {
  padding: 16px 20px;
  vertical-align: middle;
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: capitalize;
}

.status-online {
  background: rgba(34, 197, 94, 0.1);
  color: var(--accent);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-offline {
  background: rgba(239, 68, 68, 0.1);
  color: var(--error);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-connecting {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-pending {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.status-stopped {
  background: rgba(107, 114, 128, 0.1);
  color: #6b7280;
  border: 1px solid rgba(107, 114, 128, 0.3);
}

/* Error Count */
.error-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.error-count:not(.has-error) {
  background: var(--bg-input);
  color: var(--text-muted);
}

.error-count.has-error {
  background: var(--error-bg);
  color: var(--error);
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.btn-success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.btn-success:hover {
  background: rgba(34, 197, 94, 0.2);
  transform: translateY(-1px);
}

.btn-warning {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
  background: rgba(245, 158, 11, 0.2);
  transform: translateY(-1px);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.btn-danger:hover {
  background: rgba(220, 38, 38, 0.2);
  transform: translateY(-1px);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  display: none;
}

.empty-state.show {
  display: block;
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  opacity: 0.5;
  animation: bounce 2s ease-in-out infinite;
}

.empty-state h3 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.empty-state p {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 24px;
}

/* Links Section */
.links-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 40px;
}

.admin-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition);
}

.admin-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* Footer */
footer {
  text-align: center;
  padding: 24px 20px;
  border-top: 1px solid var(--border-color);
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

footer a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

footer a:hover {
  text-decoration: underline;
}

/* Messages */
.message {
  display: none;
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-top: 20px;
  animation: slideIn 0.3s ease-out;
}

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

.message.show {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.message-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.message-content strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.message-content p {
  font-size: 0.9rem;
  opacity: 0.9;
}

.error-message {
  background: var(--error-bg);
  border: 1px solid var(--error);
  color: var(--error);
}

/* Refresh Indicator */
.refresh-indicator {
  display: none;
  font-size: 0.85rem;
  color: var(--accent);
  margin-left: 8px;
  font-family: var(--font-mono);
}

.rotating {
  animation: rotate 1s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Phone Number */
.phone-number {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 24px 16px;
  }
  
  .header h1 {
    font-size: 2rem;
  }
  
  .header .logo-icon {
    font-size: 2.5rem;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .control-panel {
    flex-direction: column;
    gap: 16px;
  }
  
  .control-group {
    justify-content: center;
  }
  
  .sessions-table th,
  .sessions-table td {
    padding: 12px 16px;
  }
  
  .action-buttons {
    flex-direction: column;
  }
  
  .btn-small {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .modal-content {
    padding: 24px 16px;
    margin: 16px;
  }
  
  .modal-header h3 {
    font-size: 1.5rem;
  }
  
  .search-hint {
    display: none;
  }
  
  .links-section {
    grid-template-columns: 1fr;
  }
}