:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-green: #10b981;
  --accent-green-glow: rgba(16, 185, 129, 0.3);
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.3);
  --accent-purple: #8b5cf6;
  --accent-red: #ef4444;
  --accent-red-glow: rgba(239, 68, 68, 0.3);
  --accent-yellow: #f59e0b;
  --accent-gradient: linear-gradient(135deg, #10b981, #3b82f6);
  --accent-gradient-2: linear-gradient(135deg, #8b5cf6, #ec4899);
  --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
}

/* ============ ANIMATED BACKGROUND ============ */
.bg-animated {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.bg-animated .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: float 20s ease-in-out infinite;
}

.bg-animated .orb:nth-child(1) {
  width: 600px;
  height: 600px;
  background: var(--accent-green);
  top: -200px;
  left: -100px;
  animation-delay: 0s;
}

.bg-animated .orb:nth-child(2) {
  width: 500px;
  height: 500px;
  background: var(--accent-blue);
  bottom: -200px;
  right: -100px;
  animation-delay: -7s;
}

.bg-animated .orb:nth-child(3) {
  width: 400px;
  height: 400px;
  background: var(--accent-purple);
  top: 50%;
  left: 50%;
  animation-delay: -14s;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(50px, -50px) scale(1.1);
  }

  66% {
    transform: translate(-30px, 30px) scale(0.9);
  }
}

/* ============ AUTH PAGES ============ */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.auth-card {
  background: var(--bg-card);
  backdrop-filter: blur(40px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 48px;
  max-width: 460px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-card .logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-card .logo h1 {
  font-size: 28px;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.auth-card .logo p {
  color: var(--text-secondary);
  font-size: 14px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 15px;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px var(--accent-green-glow);
}

select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 15px var(--accent-green-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-green-glow);
}

.btn-secondary {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-green);
}

.btn-danger {
  background: var(--accent-red);
  color: white;
}

.btn-danger:hover {
  box-shadow: 0 4px 15px var(--accent-red-glow);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ============ LAYOUT ============ */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ============ SIDEBAR ============ */
.sidebar {
  width: 280px;
  background: var(--bg-card);
  backdrop-filter: blur(40px);
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: var(--transition);
}

.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-glass);
}

.sidebar-header h2 {
  font-size: 20px;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-header span {
  font-size: 12px;
  color: var(--text-muted);
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.sidebar-nav a:hover {
  background: var(--bg-glass);
  color: var(--text-primary);
}

.sidebar-nav a.active {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.sidebar-nav a .icon {
  font-size: 20px;
  width: 24px;
  text-align: center;
}

.sidebar-credits {
  padding: 16px;
  margin: 12px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  text-align: center;
}

.sidebar-credits .credit-amount {
  font-size: 28px;
  font-weight: 800;
  color: white;
}

.sidebar-credits .credit-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 2px;
}

.sidebar-user {
  padding: 16px 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-user .avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: white;
}

.sidebar-user .user-info {
  flex: 1;
}

.sidebar-user .user-info .name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-user .user-info .email {
  font-size: 12px;
  color: var(--text-muted);
}

.sidebar-user .logout-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
  padding: 4px;
  transition: var(--transition);
}

.sidebar-user .logout-btn:hover {
  color: var(--accent-red);
}

/* ============ MAIN CONTENT ============ */
.main-content {
  flex: 1;
  margin-left: 280px;
  padding: 32px;
  min-height: 100vh;
}

.page-header {
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* ============ STATS CARDS ============ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition);
}

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

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(16, 185, 129, 0.3);
}

.stat-card .stat-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 4px;
}

.stat-card .stat-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.stat-card.green .stat-value {
  color: var(--accent-green);
}

.stat-card.blue .stat-value {
  color: var(--accent-blue);
}

.stat-card.purple .stat-value {
  color: var(--accent-purple);
}

.stat-card.red .stat-value {
  color: var(--accent-red);
}

.stat-card.yellow .stat-value {
  color: var(--accent-yellow);
}

/* ============ CARDS & PANELS ============ */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 16px;
  font-weight: 600;
}

.card-body {
  padding: 24px;
}

/* ============ DEVICES ============ */
.devices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.device-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 20px;
  transition: var(--transition);
  position: relative;
}

.device-card:hover {
  border-color: var(--accent-green);
}

.device-card .device-status {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-muted);
}

.device-card .device-status.active {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green-glow);
  animation: pulse 2s infinite;
}

.device-card .device-status.connecting {
  background: var(--accent-yellow);
  animation: pulse 1s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.device-card .device-name {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 4px;
}

.device-card .device-info {
  font-size: 13px;
  color: var(--text-muted);
}

.device-card .device-actions {
  margin-top: 16px;
  display: flex;
  gap: 8px;
}

/* ============ QR CODE ============ */
.qr-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(10px);
}

.qr-modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  max-width: 480px;
  width: 90%;
  animation: slideUp 0.3s ease-out;
}

.qr-modal-content h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.qr-modal-content p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 24px;
}

.qr-modal-content canvas,
.qr-modal-content img {
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

/* ============ MESSAGE EDITOR ============ */
.message-toolbar {
  display: flex;
  gap: 4px;
  padding: 8px 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.message-toolbar button {
  background: none;
  border: 1px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  font-size: 14px;
  transition: var(--transition);
}

.message-toolbar button:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: var(--border-glass);
}

.message-editor {
  width: 100%;
  padding: 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  color: var(--text-primary);
  font-size: 15px;
  font-family: inherit;
  min-height: 140px;
  resize: vertical;
  outline: none;
  transition: var(--transition);
}

.message-editor:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px var(--accent-green-glow);
}

/* ============ TABLE ============ */
.table-container {
  overflow-x: auto;
}

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

table th,
table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-glass);
  font-size: 14px;
}

table th {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

table tr:hover td {
  background: var(--bg-glass);
}

/* ============ BADGES ============ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-yellow);
}

.badge-info {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
}

/* ============ PROGRESS BAR ============ */
.progress-bar {
  height: 8px;
  background: var(--bg-glass);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar .progress-fill {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: 4px;
  transition: width 0.5s ease;
}

/* ============ UPLOAD AREA ============ */
.upload-area {
  border: 2px dashed var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.upload-area:hover {
  border-color: var(--accent-green);
  background: rgba(16, 185, 129, 0.03);
}

.upload-area .upload-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.upload-area .upload-text {
  color: var(--text-secondary);
  font-size: 14px;
}

.upload-area .upload-text strong {
  color: var(--accent-green);
}

.upload-area input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* ============ EMOJI PICKER ============ */
.emoji-picker-container {
  position: relative;
  display: inline-block;
}

.emoji-dropdown {
  position: absolute;
  bottom: 100%;
  left: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 12px;
  width: 320px;
  max-height: 300px;
  overflow-y: auto;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  display: none;
}

.emoji-dropdown.show {
  display: block;
  animation: slideUp 0.2s ease-out;
}

.emoji-dropdown .emoji-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
}

.emoji-dropdown .emoji-item {
  font-size: 22px;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}

.emoji-dropdown .emoji-item:hover {
  background: var(--bg-glass);
  transform: scale(1.2);
}

/* ============ TOASTS ============ */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  animation: slideInRight 0.3s ease-out;
  display: flex;
  align-items: center;
  gap: 12px;
}

.toast.success {
  border-left: 4px solid var(--accent-green);
}

.toast.error {
  border-left: 4px solid var(--accent-red);
}

.toast.warning {
  border-left: 4px solid var(--accent-yellow);
}

.toast.info {
  border-left: 4px solid var(--accent-blue);
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============ TABS ============ */
.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-glass);
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  border: 1px solid var(--border-glass);
}

.tab {
  flex: 1;
  padding: 10px 16px;
  background: none;
  border: none;
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

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

.tab.active {
  background: var(--accent-gradient);
  color: white;
}

/* ============ FILTERS ============ */
.filters-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  align-items: center;
}

.filters-bar select,
.filters-bar input {
  padding: 10px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.filters-bar select:focus,
.filters-bar input:focus {
  border-color: var(--accent-green);
}

/* ============ NUMBERS LIST ============ */
.numbers-preview {
  max-height: 300px;
  overflow-y: auto;
  padding: 12px;
  background: var(--bg-glass);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
}

.number-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-glass);
  font-size: 14px;
}

.number-item:last-child {
  border-bottom: none;
}

.number-item .remove-btn {
  background: none;
  border: none;
  color: var(--accent-red);
  cursor: pointer;
  font-size: 16px;
}

/* ============ LOADING SPINNER ============ */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-glass);
  border-top-color: var(--accent-green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 20px auto;
}

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

/* ============ CAMPAIGN LIVE PROGRESS ============ */
.live-progress {
  padding: 20px;
  background: rgba(16, 185, 129, 0.05);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.live-progress .progress-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.live-progress .progress-stat {
  text-align: center;
}

.live-progress .progress-stat .value {
  font-size: 24px;
  font-weight: 700;
}

.live-progress .progress-stat .label {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

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

  .mobile-menu-btn {
    display: block !important;
  }
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .main-content {
    padding: 16px;
  }

  .auth-card {
    padding: 32px 24px;
  }

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

/* ============ HIDDEN UTILITY ============ */
.hidden {
  display: none !important;
}

.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  padding: 10px;
  cursor: pointer;
  font-size: 20px;
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-glass);
  border-radius: 3px;
}

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

/* ============ PAGINATION ============ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.pagination button {
  padding: 8px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
}

.pagination button:hover:not(:disabled) {
  background: var(--accent-gradient);
  border-color: transparent;
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination .page-info {
  font-size: 13px;
  color: var(--text-secondary);
}