/* ========================================
   WHATSEND — Design System
   Modern dark dashboard with glassmorphism
   ======================================== */

:root {
  /* Colors */
  --bg-primary: #0f0f1a;
  --bg-secondary: #1a1a2e;
  --bg-card: rgba(26, 26, 46, 0.8);
  --bg-card-hover: rgba(30, 30, 55, 0.9);
  --bg-sidebar: #12121f;
  --bg-input: rgba(255, 255, 255, 0.05);
  
  --text-primary: #e8e8f0;
  --text-secondary: #8888a8;
  --text-muted: #5a5a7a;
  
  --accent-primary: #667eea;
  --accent-secondary: #764ba2;
  --accent-gradient: linear-gradient(135deg, #667eea, #764ba2);
  
  --success: #38ef7d;
  --success-bg: rgba(56, 239, 125, 0.1);
  --error: #f5576c;
  --error-bg: rgba(245, 87, 108, 0.1);
  --warning: #ffd93d;
  --warning-bg: rgba(255, 217, 61, 0.1);
  --info: #4facfe;
  --info-bg: rgba(79, 172, 254, 0.1);
  
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.15);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  --sidebar-width: 240px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

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

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ===== Sidebar ===== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  backdrop-filter: blur(20px);
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
}

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

.logo-icon {
  font-size: 28px;
  filter: drop-shadow(0 0 8px rgba(102, 126, 234, 0.5));
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-normal);
  position: relative;
}

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

.nav-item.active {
  background: rgba(102, 126, 234, 0.12);
  color: var(--accent-primary);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 24px;
  background: var(--accent-gradient);
  border-radius: 0 3px 3px 0;
}

.nav-icon {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.nav-label {
  font-size: 0.95rem;
}

.nav-badge {
  margin-left: auto;
  font-size: 10px;
  transition: color var(--transition-normal);
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.user-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.user-info #user-display {
  font-weight: 600;
  color: var(--text-primary);
}

.btn-logout {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.btn-logout:hover {
  background: rgba(245, 87, 108, 0.15);
}

.wa-mini-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.connected {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse-glow 2s infinite;
}

.status-dot.disconnected {
  background: var(--text-muted);
}

.status-dot.connecting {
  background: var(--warning);
  animation: pulse-glow 1s infinite;
}

.status-dot.qr_ready {
  background: var(--info);
  animation: pulse-glow 1s infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ===== Main Content ===== */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 32px;
  min-height: 100vh;
}

/* ===== Sections ===== */
.section {
  display: none;
  animation: fadeInUp 0.35s ease;
}

.section.active {
  display: block;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-header {
  margin-bottom: 28px;
}

.section-header h2 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-secondary);
  margin-top: 4px;
  font-size: 0.95rem;
}

/* ===== Stats Grid ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 4px;
  font-weight: 500;
}

/* ===== Cards ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

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

.card-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.card-body {
  padding: 24px;
}

/* ===== Data Table ===== */
.table-wrapper {
  overflow-x: auto;
}

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

.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  white-space: nowrap;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

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

.data-table .empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 48px 16px;
  font-style: italic;
}

/* Status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-badge.sent {
  background: var(--success-bg);
  color: var(--success);
}

.status-badge.error {
  background: var(--error-bg);
  color: var(--error);
}

.status-badge.pending {
  background: var(--warning-bg);
  color: var(--warning);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal);
  white-space: nowrap;
}

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

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.btn-primary {
  background: var(--accent-gradient);
  border: none;
  color: white;
  font-weight: 600;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn-danger {
  background: rgba(245, 87, 108, 0.15);
  border-color: rgba(245, 87, 108, 0.3);
  color: var(--error);
}

.btn-danger:hover {
  background: rgba(245, 87, 108, 0.25);
}

.btn-icon {
  padding: 6px 10px;
  font-size: 1rem;
}

/* ===== Connection Hub ===== */
.connection-hub {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: 24px;
  align-items: start;
}

.hub-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.hub-card-header {
  padding: 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  position: relative;
}

.hub-card-icon {
  font-size: 2rem;
  background: rgba(255, 255, 255, 0.05);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.hub-card-header h3 {
  font-size: 1.2rem;
  margin-bottom: 4px;
}

.hub-status-pill {
  position: absolute;
  top: 24px;
  right: 24px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--bg-input);
}

.hub-status-pill.connected {
  background: var(--success-bg);
  color: var(--success);
}

.hub-card-body {
  padding: 24px;
}

.connection-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 16px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.info-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.info-value {
  font-weight: 600;
  font-size: 1.05rem;
}

.hub-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.webhook-url-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.webhook-url-box.tunnel-box {
  border-style: solid;
  border-color: rgba(102, 126, 234, 0.3);
  background: rgba(102, 126, 234, 0.05);
}

.url-label {
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.url-display {
  display: flex;
  align-items: center;
  gap: 10px;
}

.url-display code {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.95rem;
  color: var(--accent-primary);
  word-break: break-all;
}

.url-note {
  font-size: 0.85rem;
  color: var(--warning);
  margin-top: 12px;
}

.tunnel-instructions {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.code-block {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
}

.code-block code {
  flex: 1;
  background: var(--bg-primary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-family: monospace;
}

.tunnel-url-input {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.tunnel-url-input input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--accent-primary);
  color: white;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
}

.webhook-test-section {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  margin-top: 24px;
}

.webhook-test-section h4 {
  margin-bottom: 8px;
}

.webhook-test-section .btn {
  margin-top: 16px;
}

.test-result {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.85rem;
  background: rgba(0,0,0,0.3);
  white-space: pre-wrap;
  word-break: break-all;
}

.wa-qr-container {
  margin: 24px 0;
  text-align: center;
  animation: fadeInUp 0.4s ease;
}

.qr-instruction {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-weight: 500;
}

.qr-image {
  width: 240px;
  height: 240px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border);
  background: white;
  padding: 8px;
}

.qr-tip {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-top: 16px;
  line-height: 1.5;
}

/* ===== Templates ===== */
.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 20px;
}

.template-card .card-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.template-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.template-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  color: var(--text-primary);
  font-family: 'Inter', monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color var(--transition-normal);
}

.template-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.template-vars {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.template-vars code {
  background: rgba(102, 126, 234, 0.12);
  color: var(--accent-primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.78rem;
}

/* ===== Badges ===== */
.badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-active {
  background: var(--success-bg);
  color: var(--success);
}

.badge-scheduled {
  background: var(--info-bg);
  color: var(--info);
}

/* ===== Toast Notifications ===== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  min-width: 300px;
  max-width: 420px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  animation: slideInRight 0.35s ease, fadeOut 0.35s ease 4s forwards;
  backdrop-filter: blur(10px);
}

.toast.success {
  border-left: 3px solid var(--success);
}

.toast.error {
  border-left: 3px solid var(--error);
}

.toast.info {
  border-left: 3px solid var(--info);
}

.toast-icon {
  font-size: 1.3rem;
}

.toast-message {
  font-size: 0.9rem;
  line-height: 1.4;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
  from { opacity: 1; }
  to { opacity: 0; transform: translateX(40px); }
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 0.3s ease;
}

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

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
}

.modal-body .detail-row {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.modal-body .detail-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  width: 140px;
  flex-shrink: 0;
  font-weight: 500;
}

.modal-body .detail-value {
  color: var(--text-primary);
  font-size: 0.9rem;
}

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

/* ===== Actions Bar ===== */
.actions-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

/* ===== Forms ===== */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

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

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

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

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0;
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-primary);
  cursor: pointer;
}

.form-check label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.text-muted {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== Tooltips on Status Badges ===== */
.status-badge {
  position: relative;
  cursor: default;
}

.status-badge[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 400;
  white-space: normal;
  max-width: 280px;
  min-width: 160px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 50;
  pointer-events: none;
  line-height: 1.4;
}

.status-badge[data-tooltip]::before {
  content: '';
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--border);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 51;
}

.status-badge[data-tooltip]:hover::after,
.status-badge[data-tooltip]:hover::before {
  opacity: 1;
  visibility: visible;
}

/* ===== File Upload Area ===== */
.file-upload-area {
  margin: 20px 0;
}

.file-upload-content {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.file-upload-content:hover {
  border-color: var(--accent-primary);
  background: rgba(102, 126, 234, 0.05);
}

.file-upload-content.dragover {
  border-color: var(--accent-primary);
  background: rgba(102, 126, 234, 0.1);
}

.file-upload-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 12px;
}

.file-upload-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== Import Info ===== */
.import-info {
  margin-bottom: 20px;
}

.import-info p {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.import-columns-info {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.import-columns-info h4 {
  font-size: 0.9rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.columns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
}

.columns-grid div {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 4px 0;
}

.columns-grid code {
  background: rgba(102, 126, 234, 0.12);
  color: var(--accent-primary);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.78rem;
}

/* ===== Import Results ===== */
.import-results {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.import-results h4 {
  margin-bottom: 12px;
}

.import-stat {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.import-stat .label {
  color: var(--text-secondary);
}

.import-errors {
  margin-top: 12px;
  max-height: 150px;
  overflow-y: auto;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.import-errors p {
  font-size: 0.82rem;
  color: var(--error);
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

/* ===== Modal Large ===== */
.modal.modal-lg {
  max-width: 750px;
  max-height: 90vh;
}

/* ===== WhatsApp Account Cards ===== */
.account-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
}

.account-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.account-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.qr-mini {
  margin-bottom: 10px;
}

/* ===== Campaign Split Config ===== */
.split-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.split-pct-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  transition: opacity 0.2s;
}

.split-pct-input {
  width: 64px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: center;
}

/* ===== Tracking Filters ===== */
.filter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 900px) {
  .filter-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .sidebar {
    width: 60px;
  }
  .sidebar .nav-label,
  .sidebar .logo-text,
  .sidebar-footer,
  .sidebar .nav-badge {
    display: none;
  }
  .sidebar-header {
    padding: 16px;
    justify-content: center;
  }
  .nav-item {
    justify-content: center;
    padding: 12px;
  }
  .main-content {
    margin-left: 60px;
    padding: 16px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .templates-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .modal.modal-lg {
    max-width: 95%;
  }
}