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

:root {
  /* Paddle Fintech Kinetic Tokens */
  --paddle-primary: #0066FF;
  --paddle-primary-hover: #0052CC;
  --paddle-primary-light: #EBF3FF;
  --paddle-accent: #00D084;
  --paddle-accent-hover: #059669;
  --paddle-accent-light: #E6FBF2;
  --paddle-coral: #FF5C00;

  --bg-main: #F8FAFC;
  --bg-sidebar: #0A0E1A;
  --bg-sidebar-elevated: #121826;
  --text-primary: #0A0E1A;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  --primary: var(--paddle-primary);
  --primary-hover: var(--paddle-primary-hover);
  --accent: var(--paddle-accent);
  --indigo: #4F46E5;
  --danger: #EF4444;
  --warning: #F59E0B;
  --card-bg: #FFFFFF;
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
}

/* APP LAYOUT */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #FFFFFF;
}

.brand-title span {
  color: var(--paddle-accent);
}

.sidebar-nav {
  padding: 16px 10px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #64748B;
  padding: 12px 14px 4px 14px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  color: #94A3B8;
  text-decoration: none;
  font-weight: 600;
  font-size: 13.5px;
  border-radius: 8px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-item i {
  font-size: 15px;
  width: 20px;
  transition: color 0.2s;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
}

.nav-item:hover i {
  color: var(--paddle-accent);
}

.nav-item.active {
  background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.28);
}

.nav-item.active i {
  color: #FFFFFF;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--bg-sidebar-elevated);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ws-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: #94A3B8;
  font-weight: 600;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #64748B;
  transition: all 0.3s;
}

.status-dot.connected {
  background: var(--paddle-accent);
  box-shadow: 0 0 10px var(--paddle-accent);
}

/* MAIN CONTENT */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.top-header {
  height: 64px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.header-breadcrumb {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pill-stat {
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.admin-profile {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--text-primary);
}

.tab-pane {
  display: none;
  padding: 30px;
}

.tab-pane.active {
  display: block;
}

/* METRICS */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.metric-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.metric-val {
  font-size: 24px;
  font-weight: 800;
  margin: 8px 0 4px 0;
  color: var(--text-primary);
}

.metric-sub {
  font-size: 11px;
  color: var(--primary);
  font-weight: 600;
}

/* PANELS & TABLES */
.panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.panel-header h3 {
  font-size: 16px;
  font-weight: 700;
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  background: #F1F5F9;
  text-align: left;
  padding: 10px 14px;
  font-weight: 700;
  color: #475569;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.data-table tr:hover td {
  background: #F8FAFC;
}

/* PILLS & BADGES */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.badge-pulse {
  background: var(--paddle-accent);
  color: #0A0E1A;
  box-shadow: 0 0 8px rgba(0, 208, 132, 0.4);
  font-weight: 800;
}

.badge-nfc { background: rgba(0, 102, 255, 0.1); color: #0066FF; border: 1px solid rgba(0, 102, 255, 0.25); }
.badge-qr { background: rgba(245, 158, 11, 0.1); color: #D97706; border: 1px solid rgba(245, 158, 11, 0.25); }
.badge-ussd { background: rgba(168, 85, 247, 0.1); color: #7C3AED; border: 1px solid rgba(168, 85, 247, 0.25); }
.badge-card { background: rgba(0, 208, 132, 0.1); color: #059669; border: 1px solid rgba(0, 208, 132, 0.25); }

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
  background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 102, 255, 0.25);
}

.btn-primary:hover {
  background: #0052CC;
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.4);
  transform: translateY(-1px);
}

.btn-success {
  background: linear-gradient(135deg, #00D084 0%, #059669 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 208, 132, 0.25);
}

.btn-success:hover {
  background: #059669;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: #F1F5F9;
}

.btn-sm { padding: 6px 12px; font-size: 11.5px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-block { width: 100%; justify-content: center; }

/* FORMS */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12.5px;
  font-weight: 600;
  color: #475569;
}

.form-group input, .form-group select {
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus, .form-group select:focus {
  border-color: var(--paddle-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

/* MODALS */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 14, 26, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.modal-card {
  background: #FFFFFF;
  border-radius: 16px;
  width: 520px;
  padding: 26px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
}

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

.close-modal {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: #94A3B8;
  transition: color 0.2s;
}

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

.modal-footer {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.login-card {
  background: #FFFFFF;
  border-radius: 20px;
  width: 420px;
  padding: 40px 32px;
  box-shadow: 0 25px 50px -12px rgba(0, 102, 255, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
  text-align: center;
}

.login-card .brand-title {
  color: var(--text-primary);
  font-size: 28px;
  justify-content: center;
}

.brand-subtitle {
  color: var(--text-muted);
  font-size: 13px;
  margin: 6px 0 26px 0;
}

.login-card .form-group {
  text-align: left;
  margin-bottom: 16px;
}

.result-box {
  margin-top: 20px;
  background: #F8FAFC;
  border-left: 4px solid var(--paddle-primary);
  border-radius: 8px;
  padding: 16px;
  border: 1px solid var(--border-color);
}

.result-box pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  margin-top: 10px;
  overflow-x: auto;
  color: #1E293B;
}