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

:root {
  --bg-main: #090d16;
  --bg-surface: #0f172a;
  --bg-surface-elevated: #1e293b;
  --bg-glass: rgba(15, 23, 42, 0.75);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.25);
  
  --primary: #0284c7;
  --primary-light: #38bdf8;
  --primary-gradient: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  --accent-emerald: #10b981;
  --emerald-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --rose-gradient: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
  --accent-purple: #8b5cf6;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(56, 189, 248, 0.2);
  --shadow-glow-emerald: 0 0 20px rgba(16, 185, 129, 0.25);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  background-image: 
    radial-gradient(at 0% 0%, rgba(2, 132, 199, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(16, 185, 129, 0.08) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(139, 92, 246, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
}

/* App Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
  width: 270px;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  box-shadow: var(--shadow-glow);
}

.logo-text h1 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.logo-text p {
  font-size: 11px;
  color: var(--primary-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-nav {
  padding: 20px 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-label {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 10px 12px 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.nav-link i {
  font-size: 16px;
  width: 20px;
  text-align: center;
  color: var(--text-dim);
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link:hover i {
  color: var(--primary-light);
}

.nav-link.active {
  color: #ffffff;
  background: var(--primary-gradient);
  font-weight: 600;
  box-shadow: var(--shadow-glow);
}

.nav-link.active i {
  color: #ffffff;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-glass);
}

.wa-status-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  font-size: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #64748b;
  display: inline-block;
  margin-right: 6px;
}

.status-dot.online {
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: pulse-dot 2s infinite;
}

.status-dot.waiting {
  background: #f59e0b;
  box-shadow: 0 0 10px #f59e0b;
}

.status-dot.offline {
  background: #ef4444;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.15); }
}

/* Main Content Area */
.app-main {
  flex: 1;
  margin-left: 270px;
  padding: 30px 36px 60px;
  min-height: 100vh;
}

/* Top Header */
.top-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  gap: 20px;
  flex-wrap: wrap;
}

.page-title h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.page-title p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Glass Cards */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.14);
}

.card-header-clean {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-header-clean h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Stat Grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.15;
  pointer-events: none;
}

.stat-card.blue::after { background: #38bdf8; }
.stat-card.emerald::after { background: #10b981; }
.stat-card.amber::after { background: #f59e0b; }
.stat-card.purple::after { background: #8b5cf6; }

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}

.stat-icon.blue { background: rgba(2, 132, 199, 0.15); color: #38bdf8; border: 1px solid rgba(2, 132, 199, 0.3); }
.stat-icon.emerald { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.stat-icon.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: #a78bfa; border: 1px solid rgba(139, 92, 246, 0.3); }

.stat-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: 12.5px;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
}

.stat-sub {
  font-size: 11.5px;
  color: var(--text-dim);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Dashboard Layout Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 28px;
}

@media (max-width: 1200px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.4);
}

.btn-success {
  background: var(--emerald-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-glow-emerald);
}

.btn-success:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.4);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-glass);
  color: var(--text-main);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger-glass {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.25);
  color: #fb7185;
}

.btn-danger-glass:hover {
  background: rgba(244, 63, 94, 0.2);
  border-color: #f43f5e;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

/* Tables */
.table-responsive {
  overflow-x: auto;
  border-radius: var(--radius-md);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.custom-table th {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-glass);
}

.custom-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-main);
  vertical-align: middle;
}

.custom-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 600;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: rgba(244, 63, 94, 0.15);
  color: #fb7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.badge-info {
  background: rgba(2, 132, 199, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: #c084fc;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.form-help {
  font-size: 11.5px;
  color: var(--text-dim);
  margin-top: 5px;
}

.form-control {
  width: 100%;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-main);
  font-size: 13.5px;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

textarea.form-control {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.6;
}

/* Toggle Switch */
.switch-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.switch-input {
  display: none;
}

.switch-slider {
  width: 44px;
  height: 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
  position: relative;
  transition: background 0.2s ease;
  border: 1px solid var(--border-glass);
}

.switch-slider::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #ffffff;
  top: 2px;
  left: 2px;
  transition: transform 0.2s ease;
}

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

.switch-input:checked + .switch-slider::after {
  transform: translateX(20px);
}

/* Alerts / Flash Toasts */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

.alert-danger {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fda4af;
}

/* QR Code Container */
.qr-card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 0;
}

.qr-frame {
  background: #ffffff;
  padding: 12px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-frame img {
  width: 100%;
  height: 100%;
  display: block;
}

.connected-card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 24px 0;
}

.avatar-wa {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--emerald-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: white;
  margin-bottom: 16px;
  box-shadow: var(--shadow-glow-emerald);
}

/* Activity Feed */
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.activity-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.activity-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.activity-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

.activity-icon.info { background: rgba(2, 132, 199, 0.15); color: #38bdf8; }
.activity-icon.success { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.activity-icon.warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.activity-icon.error { background: rgba(244, 63, 94, 0.15); color: #fb7185; }

.activity-content h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
}

.activity-content p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  word-break: break-word;
}

.activity-time {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Responsive */
@media (max-width: 900px) {
  .app-sidebar {
    transform: translateX(-100%);
  }
  .app-main {
    margin-left: 0;
    padding: 20px 16px;
  }
}