/* ==========================================================================
   Horizon Mahindra CRM — Ultramodern Minimalist CSS Design System
   Clean White Background | Mahindra Crimson Accents | Crisp Typography
   ========================================================================== */

:root {
  /* Brand Accents */
  --primary: #C8102E;         /* Mahindra Crimson */
  --primary-hover: #A00C24;
  --primary-light: #FEF2F2;
  --primary-glow: rgba(200, 16, 46, 0.16);

  --accent-blue: #2563EB;
  --accent-cyan: #0891B2;
  --accent-emerald: #059669;
  --accent-amber: #D97706;
  --accent-purple: #7C3AED;
  --accent-rose: #E11D48;

  /* Neutrals: Clean Ultra-white aesthetic */
  --bg-app: #FAFAFA;
  --bg-card: #FFFFFF;
  --bg-sidebar: #FFFFFF;
  --bg-hover: #F4F4F5;
  --bg-muted: #F8FAFC;

  --border-light: #F1F5F9;
  --border-default: #E2E8F0;
  --border-strong: #CBD5E1;

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --text-inverted: #FFFFFF;

  /* Elevation Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.06), 0 2px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 12px 30px -4px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.04);
  --shadow-modal: 0 24px 48px -12px rgba(15, 23, 42, 0.18);

  /* Geometry */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-app);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* App Shell Layout */
#app-container {
  display: flex;
  min-height: 100vh;
  width: 100vw;
  background: var(--bg-app);
}

/* Sidebar */
aside.sidebar {
  width: 260px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-light);
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
  box-shadow: 0 4px 10px var(--primary-glow);
  flex-shrink: 0;
}

.brand-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  letter-spacing: -0.3px;
}

.brand-tag {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.sidebar-nav {
  flex: 1;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 16px 12px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
}

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

.nav-item.active {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-item.active svg {
  stroke: var(--primary);
}

.nav-item .badge-count {
  margin-left: auto;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-light);
  background: #FFFFFF;
}

.user-quick-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
  position: relative;
}

.presence-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  position: absolute;
  bottom: 0;
  right: 0;
  border: 2px solid #fff;
}
.presence-dot.online { background: var(--accent-emerald); }
.presence-dot.idle { background: var(--accent-amber); }
.presence-dot.offline { background: var(--text-muted); }

.user-quick-meta {
  flex: 1;
  min-width: 0;
}

.user-name-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role-text {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Main Workspace */
main.main-content {
  margin-left: 260px;
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-app);
}

/* Top App Header */
header.app-topbar {
  height: 72px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-default);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.page-headline {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.4px;
}

.global-search {
  position: relative;
  width: 320px;
}

.global-search input {
  width: 100%;
  height: 40px;
  padding: 0 14px 0 38px;
  background: var(--bg-muted);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.global-search input:focus {
  outline: none;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.global-search svg {
  position: absolute;
  left: 12px;
  top: 11px;
  color: var(--text-muted);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.online-users-pill {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: #FFFFFF;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.notif-badge-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  border: 2px solid #fff;
}

/* Page View Content Container */
.view-container {
  padding: 32px;
  flex: 1;
}

/* Card Component */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-sm);
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 24px;
}

/* KPI Stat Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: #FFFFFF;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-xs);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

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

.stat-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.8px;
  line-height: 1.1;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Multiselect Filter Bar */
.filter-card {
  background: #FFFFFF;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 18px 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-xs);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.filter-group {
  position: relative;
  min-width: 160px;
}

.filter-select-btn {
  height: 38px;
  padding: 0 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-select-btn:hover, .filter-select-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.filter-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 240px;
  background: #FFFFFF;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  z-index: 50;
  max-height: 280px;
  overflow-y: auto;
  display: none;
}

.filter-dropdown-menu.show {
  display: block;
}

.filter-item-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.filter-item-checkbox:hover {
  background: var(--bg-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px var(--primary-glow);
}
.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: #FFFFFF;
  border-color: var(--border-default);
  color: var(--text-primary);
}
.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

.btn-whatsapp {
  background: #25D366;
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.25);
}
.btn-whatsapp:hover {
  background: #20BA5A;
}

.btn-ai {
  background: linear-gradient(135deg, #7C3AED 0%, #4F46E5 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25);
}
.btn-ai:hover {
  filter: brightness(1.08);
}

.btn-sm {
  height: 32px;
  padding: 0 12px;
  font-size: 12.5px;
}

.btn-danger {
  background: var(--primary-light);
  color: var(--primary);
  border-color: #FECACA;
}
.btn-danger:hover {
  background: #FEE2E2;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: #FFFFFF;
}

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

table.data-table th {
  background: #F8FAFC;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-default);
  white-space: nowrap;
}

table.data-table td {
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

table.data-table tr:last-child td {
  border-bottom: none;
}

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

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.2;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

/* Modal Windows */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  border: 1px solid var(--border-default);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(16px) scale(0.98);
  transition: transform var(--transition-normal);
}

.modal-overlay.show .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-dialog.lg { max-width: 900px; }
.modal-dialog.xl { max-width: 1120px; }

.modal-header {
  padding: 22px 28px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.modal-body {
  padding: 28px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 18px 28px;
  border-top: 1px solid var(--border-light);
  background: #F8FAFC;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

/* Real-time Followup Alert Popup */
.followup-popup-alert {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 380px;
  background: #FFFFFF;
  border: 1px solid var(--border-default);
  border-left: 5px solid var(--primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 18px 20px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transform: translateX(120%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.followup-popup-alert.show {
  transform: translateX(0);
}

.popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.popup-badge {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.popup-customer {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.popup-details {
  font-size: 12.5px;
  color: var(--text-secondary);
}

.popup-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

/* Form Controls */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: #FFFFFF;
  font-family: inherit;
  font-size: 14px;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

textarea.form-control {
  height: auto;
  padding: 10px 14px;
  min-height: 90px;
  resize: vertical;
}

/* Switch Toggle */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--border-strong);
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider { background-color: var(--accent-emerald); }
input:checked + .slider:before { transform: translateX(20px); }

/* Bulk Actions Bar */
.bulk-bar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0F172A;
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  gap: 18px;
  z-index: 60;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.bulk-bar.show {
  transform: translateX(-50%) translateY(0);
}

.bulk-count {
  font-size: 13px;
  font-weight: 700;
  background: #334155;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

/* AI Analysis Cards */
.ai-insight-card {
  border-left: 4px solid var(--accent-purple);
  background: #FAF5FF;
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
  aside.sidebar { transform: translateX(-100%); }
  aside.sidebar.mobile-open { transform: translateX(0); }
  main.main-content { margin-left: 0; }
}