/* ==========================================================================
   CSS Design Token Custom Variables
   ========================================================================== */
:root {
  --bg-primary: #0a0b10;
  --bg-secondary: #11131e;
  --bg-card: rgba(22, 25, 41, 0.65);
  --bg-input: #171b2f;
  --bg-hover: #1e223c;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-focus: #6366f1;
  
  --color-primary: #6366f1;
  --color-primary-rgb: 99, 102, 241;
  --color-secondary: #a855f7;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #06b6d4;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #6b7280;
  
  --font-family-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 15px rgba(99, 102, 241, 0.3);
}

/* ==========================================================================
   Base Elements & Normalization
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(168, 85, 247, 0.06) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #232742;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #31375c;
}

/* ==========================================================================
   App Structure & Layout
   ========================================================================== */
.app-container {
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-grow: 1;
}

/* Main Header */
.main-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
}

.logo-icon i {
  width: 22px;
  height: 22px;
  color: #fff;
}

.brand-text h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  background: linear-gradient(to right, #ffffff, #d8b4fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.status-indicators {
  display: flex;
  gap: 0.75rem;
}

/* Status Badges */
.status-indicator-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.03);
}

.status-indicator-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

/* Pulse Animation */
@keyframes pulseGlow {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

@keyframes pulseYellow {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

.status-indicator-badge.success {
  border-color: rgba(16, 185, 129, 0.25);
  background: rgba(16, 185, 129, 0.08);
  color: var(--color-success);
}
.status-indicator-badge.success .dot {
  background-color: var(--color-success);
}
.status-indicator-badge.success .dot.pulse {
  animation: pulseGlow 2s infinite;
}

.status-indicator-badge.running {
  border-color: rgba(168, 85, 247, 0.25);
  background: rgba(168, 85, 247, 0.08);
  color: var(--color-secondary);
}
.status-indicator-badge.running .dot {
  background-color: var(--color-secondary);
  animation: pulseYellow 1.5s infinite;
}

.status-indicator-badge.idle {
  border-color: var(--border-color);
  color: var(--text-muted);
}
.status-indicator-badge.idle .dot {
  background-color: var(--text-dark);
}

.status-indicator-badge.paused {
  border-color: rgba(245, 158, 11, 0.25);
  background: rgba(245, 158, 11, 0.08);
  color: var(--color-warning);
}
.status-indicator-badge.paused .dot {
  background-color: var(--color-warning);
}

/* Dashboard Grid Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 450px 1fr;
  gap: 1.5rem;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Dashboard Cards
   ========================================================================== */
.card {
  border-radius: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.card.glass {
  backdrop-filter: blur(16px);
}

.card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  opacity: 0.85;
}

.header-icon i {
  width: 18px;
  height: 18px;
}

.card-header h3 {
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #fff;
}

.card-body {
  padding: 1.25rem;
}

.card-divider {
  border: 0;
  border-top: 1px solid var(--border-color);
  margin: 1.25rem 0;
}

/* ==========================================================================
   Tab Navigation
   ========================================================================== */
.panel-tabs {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.35rem;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.tab-btn {
  flex: 1;
  background: transparent;
  border: 0;
  color: var(--text-muted);
  font-family: var(--font-family-sans);
  font-weight: 500;
  font-size: 0.85rem;
  padding: 0.6rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.tab-btn i {
  width: 16px;
  height: 16px;
}

.tab-btn.active {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) {
  color: #fff;
  background: rgba(255, 255, 255, 0.02);
}

.tab-content {
  display: none;
}

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

/* ==========================================================================
   Drag & Drop File Upload Area
   ========================================================================== */
.drop-zone {
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.drop-zone.dragover {
  border-color: var(--color-primary);
  background: rgba(99, 102, 241, 0.08);
  box-shadow: var(--shadow-glow);
}

.upload-icon {
  width: 42px;
  height: 42px;
  color: var(--text-muted);
  opacity: 0.7;
}

.drop-zone:hover .upload-icon {
  color: var(--color-primary);
  transform: translateY(-2px);
}

.drop-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
}

.drop-subtext {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.file-select-btn {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.4rem 1.2rem;
  border-radius: 8px;
  background: #1e223c;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
}

.drop-zone:hover .file-select-btn {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.4);
}

/* File Info Box */
.file-info-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.75rem 1rem;
}

.file-details {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.file-icon {
  width: 24px;
  height: 24px;
  color: var(--color-success);
}

.file-details h5 {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-details p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Campaign Composer Form & Elements
   ========================================================================== */
.composer-card {
  margin-bottom: 0;
}

.placeholder-helper {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.placeholder-helper span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.placeholder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.tag-btn {
  background: rgba(99, 102, 241, 0.12);
  color: #c7d2fe;
  border: 1px solid rgba(99, 102, 241, 0.25);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  cursor: pointer;
}

.tag-btn:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.4);
}

.tag-tooltip {
  display: inline-flex;
  align-items: center;
  color: var(--text-dark);
  cursor: help;
}

.tag-tooltip i {
  width: 16px;
  height: 16px;
}
.tag-tooltip:hover i {
  color: var(--text-muted);
}

/* Input Fields & Textareas Styling */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.input-group label {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.label-row .subtext {
  font-size: 0.75rem;
  color: var(--text-dark);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 0.7rem 0.9rem;
  border-radius: 8px;
  font-family: var(--font-family-sans);
  font-size: 0.85rem;
  width: 100%;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--border-color-focus);
  box-shadow: var(--shadow-glow);
  background-color: var(--bg-hover);
}

textarea {
  resize: vertical;
  line-height: 1.5;
}

/* Password eye-toggle button */
.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.password-toggle {
  position: absolute;
  right: 10px;
  background: transparent;
  border: 0;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}
.password-toggle:hover {
  color: #fff;
}
.password-toggle i {
  width: 18px;
  height: 18px;
}

/* Range Slider Styling */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 5px;
  background: #1e223c;
  outline: none;
  margin: 0.5rem 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 2px solid #fff;
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-dark);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  font-family: var(--font-family-sans);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid var(--border-color);
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn i {
  width: 16px;
  height: 16px;
}

.btn.primary-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: 0;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}
.btn.primary-gradient:hover:not(:disabled) {
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.5);
  transform: translateY(-1px);
}

.btn.secondary {
  background: #1e223c;
  border-color: rgba(255, 255, 255, 0.1);
}
.btn.secondary:hover:not(:disabled) {
  background: #252a4a;
  border-color: rgba(255, 255, 255, 0.2);
}

.btn.warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fdba74;
  border-color: rgba(245, 158, 11, 0.25);
}
.btn.warning:hover:not(:disabled) {
  background: rgba(245, 158, 11, 0.25);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.btn.danger {
  background: rgba(239, 68, 68, 0.12);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.25);
}
.btn.danger:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.22);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.icon-btn {
  background: transparent;
  border: 0;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}
.icon-btn.danger:hover {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}
.icon-btn i {
  width: 16px;
  height: 16px;
}
.icon-btn.sm i {
  width: 14px;
  height: 14px;
}

.campaign-controls {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.5rem;
}
.campaign-controls #start-btn {
  flex-grow: 2;
}
.campaign-controls #pause-btn {
  flex-grow: 1;
}

.settings-actions {
  display: flex;
  justify-content: flex-end;
}
.settings-actions button {
  width: 100%;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(99, 102, 241, 0.15);
  color: #c7d2fe;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

/* Alerts */
.alert {
  display: flex;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  margin-bottom: 1.25rem;
  border: 1px solid transparent;
}
.alert.info {
  background: rgba(6, 182, 212, 0.08);
  border-color: rgba(6, 182, 212, 0.2);
  color: #a5f3fc;
}
.alert-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-info);
  margin-top: 2px;
}
.alert-content h5 {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}
.alert-content p {
  font-size: 0.75rem;
  color: rgba(165, 243, 252, 0.85);
  line-height: 1.4;
}

/* ==========================================================================
   Metrics Panels (Dashboard stats cards)
   ========================================================================== */
.monitoring-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.75rem;
}

@media (max-width: 1440px) {
  .metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.metric-card {
  padding: 1rem 1.25rem;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.metric-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.metric-icon i {
  width: 20px;
  height: 20px;
}

.metric-data .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  display: block;
}
.metric-data h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

/* Metric Colors */
.metric-card.sent {
  border-color: rgba(16, 185, 129, 0.12);
}
.metric-card.sent .metric-icon {
  background: rgba(16, 185, 129, 0.08);
  color: var(--color-success);
}

.metric-card.opened {
  border-color: rgba(168, 85, 247, 0.12);
}
.metric-card.opened .metric-icon {
  background: rgba(168, 85, 247, 0.08);
  color: var(--color-secondary);
}

.metric-card.clicked {
  border-color: rgba(6, 182, 212, 0.12);
}
.metric-card.clicked .metric-icon {
  background: rgba(6, 182, 212, 0.08);
  color: var(--color-info);
}

.metric-card.pending {
  border-color: rgba(99, 102, 241, 0.12);
}
.metric-card.pending .metric-icon {
  background: rgba(99, 102, 241, 0.08);
  color: var(--color-primary);
}

.metric-card.failed {
  border-color: rgba(239, 68, 68, 0.12);
}
.metric-card.failed .metric-icon {
  background: rgba(239, 68, 68, 0.08);
  color: var(--color-danger);
}

.metric-card.rate {
  border-color: rgba(6, 182, 212, 0.12);
}
.metric-card.rate .metric-icon {
  background: rgba(6, 182, 212, 0.08);
  color: var(--color-info);
}

/* ==========================================================================
   Campaign Progress bar
   ========================================================================== */
.progress-card {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 0;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}
.progress-title {
  font-weight: 600;
  color: #fff;
}
#progress-text {
  color: var(--text-muted);
}

.progress-bar-container {
  width: 100%;
  height: 8px;
  background: #191c2e;
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
  border-radius: 99px;
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.4);
}

/* Next delivery schedule indicator */
.countdown-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.8rem;
  border-radius: 8px;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

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

.spin-icon {
  width: 14px;
  height: 14px;
  animation: spin 2s linear infinite;
  color: var(--color-secondary);
}

/* ==========================================================================
   Terminal Console Logger
   ========================================================================== */
.console-card {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  margin-bottom: 0;
}

.console-card .card-body {
  flex-grow: 1;
  padding: 0;
  display: flex;
}

.console-terminal {
  flex-grow: 1;
  background: #06070a;
  border-top: 0;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  padding: 1rem;
  color: #38bdf8; /* sky text color */
  overflow-y: auto;
  max-height: 250px;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.log-line {
  line-height: 1.4;
  word-break: break-all;
}

.log-line.system {
  color: var(--text-dark);
}

.log-line.info {
  color: #bae6fd; /* light blue */
}

.log-line.success {
  color: var(--color-success);
  text-shadow: 0 0 4px rgba(16, 185, 129, 0.2);
}

.log-line.error {
  color: var(--color-danger);
  text-shadow: 0 0 4px rgba(239, 68, 68, 0.2);
}

/* ==========================================================================
   Queue Table Grid Details
   ========================================================================== */
.queue-panel {
  margin-top: 0.5rem;
}

.queue-panel .card {
  margin-bottom: 0;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.table-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Filters UI */
.filter-group {
  display: flex;
  background: #161929;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.2rem;
}

.filter-btn {
  background: transparent;
  border: 0;
  color: var(--text-muted);
  font-family: var(--font-family-sans);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
}
.filter-btn.active {
  background: var(--bg-input);
  color: #fff;
  border: 1px solid var(--border-color);
}
.filter-btn:hover:not(.active) {
  color: #fff;
}

/* Search Box UI */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 10px;
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-wrapper input {
  padding: 0.4rem 0.8rem 0.4rem 2rem;
  border-radius: 8px;
  font-size: 0.75rem;
  background: #161929;
  border: 1px solid var(--border-color);
  color: #fff;
  width: 220px;
}
.search-wrapper input:focus {
  outline: none;
  border-color: var(--color-primary);
  width: 260px;
}

/* Recipients Data Table styling */
.table-body {
  padding: 0;
}

.table-container {
  overflow-x: auto;
  max-height: 380px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8rem;
}

.data-table th {
  background: rgba(255, 255, 255, 0.015);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

.data-table tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.015);
}

/* Status badging inside table */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.badge-status.pending {
  background: rgba(107, 114, 128, 0.15);
  color: var(--text-muted);
}
.badge-status.processing {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
}
.badge-status.sent {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
}
.badge-status.failed {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
}
.badge-status.opened {
  background: rgba(168, 85, 247, 0.15);
  color: #e9d5ff;
}
.badge-status.not-opened {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dark);
}
.badge-status.clicked {
  background: rgba(6, 182, 212, 0.15);
  color: #a5f3fc;
}
.badge-status.not-clicked {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-dark);
}

.table-empty {
  text-align: center;
  padding: 4rem 2rem !important;
  color: var(--text-dark);
}

.table-empty i {
  width: 44px;
  height: 44px;
  stroke-width: 1.5px;
  margin-bottom: 0.5rem;
}

.table-empty p {
  font-size: 0.85rem;
}

.error-cell {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: #fca5a5;
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Results text */
.result-message {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  padding: 0.6rem 0.8rem;
  border-radius: 6px;
  line-height: 1.4;
  white-space: pre-line;
}
.result-message.success {
  background: rgba(16, 185, 129, 0.1);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.2);
}
.result-message.error {
  background: rgba(239, 68, 68, 0.1);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ==========================================================================
   Open & Click Tracker Cells (Recipients Table)
   ========================================================================== */
.tracker-cell {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.15rem 0;
}

.tracker-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.18rem 0.55rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  width: fit-content;
}

.tracker-badge.opened {
  background: rgba(168, 85, 247, 0.18);
  color: #e9d5ff;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.tracker-badge.not-opened {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dark);
  border: 1px solid rgba(255,255,255,0.06);
}

.tracker-badge.clicked {
  background: rgba(6, 182, 212, 0.18);
  color: #a5f3fc;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.tracker-badge.not-clicked {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dark);
  border: 1px solid rgba(255,255,255,0.06);
}

/* Date & time detail lines under the open badge */
.tracker-detail {
  font-size: 0.68rem;
  color: #c4b5fd;
  font-family: var(--font-family-mono);
  padding-left: 0.1rem;
  line-height: 1.3;
}

.tracker-count {
  font-size: 0.65rem;
  color: var(--text-dark);
  font-style: italic;
}

/* Per-click URL rows */
.click-list {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-top: 0.2rem;
}

.click-row {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  gap: 0.35rem;
  align-items: baseline;
  background: rgba(6, 182, 212, 0.04);
  border: 1px solid rgba(6, 182, 212, 0.1);
  border-radius: 4px;
  padding: 0.18rem 0.4rem;
}

.click-index {
  font-size: 0.62rem;
  color: var(--text-dark);
  font-family: var(--font-family-mono);
  text-align: right;
}

.click-url {
  font-size: 0.68rem;
  color: #67e8f9;
  font-family: var(--font-family-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 130px;
}

.click-time {
  font-size: 0.62rem;
  color: var(--text-dark);
  font-family: var(--font-family-mono);
  white-space: nowrap;
  flex-shrink: 0;
}