/* ==========================================================================
   Sales Recovery & CRM Stylesheet (Vanilla CSS - Premium Dark UI)
   ========================================================================== */

:root {
  --bg-primary: #090a0f;
  --bg-secondary: #0e111a;
  --bg-surface: #151924;
  --bg-surface-hover: #1e2433;
  --border-color: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(0, 226, 255, 0.2);
  
  --color-primary: #00e2ff;
  --color-primary-hover: #00b8d4;
  --color-secondary: #8c52ff;
  --color-text-main: #f5f6f8;
  --color-text-muted: #8b9bb4;
  
  /* Status Colors */
  --color-pending: #fed428;
  --color-contacted: #64c4ff;
  --color-recovered: #10b981;
  --color-lost: #f43f5e;
  
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-width: 260px;
  --header-height: 70px;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--color-text-main);
  overflow: hidden;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

code {
  font-family: Consolas, Monaco, monospace;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--color-primary);
}

/* ==========================================================================
   Layout Shell
   ========================================================================== */

.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: #0b0d14;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px 16px;
  flex-shrink: 0;
  z-index: 10;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  padding: 0 8px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(0, 226, 255, 0.3);
}

.logo-icon {
  color: #fff;
  width: 20px;
  height: 20px;
}

.brand-text h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
}

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

.sidebar-menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  font-size: 14px;
  transition: var(--transition-smooth);
}

.menu-item:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--color-text-main);
}

.menu-item.active {
  background: linear-gradient(90deg, rgba(0, 226, 255, 0.1) 0%, rgba(140, 82, 255, 0.05) 100%);
  border: 1px solid rgba(0, 226, 255, 0.2);
  color: var(--color-primary);
}

.menu-item i {
  width: 18px;
  height: 18px;
}

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

.connection-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  background-color: rgba(255, 255, 255, 0.02);
  font-size: 12px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px currentColor;
}

.status-indicator.online {
  background-color: var(--color-recovered);
  color: var(--color-recovered);
}

.status-indicator.offline {
  background-color: var(--color-lost);
  color: var(--color-lost);
}

.status-label {
  color: var(--color-text-muted);
}

/* Main Area */
.app-main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-secondary);
  height: 100vh;
  position: relative;
}

/* Header */
.app-header {
  height: var(--header-height);
  padding: 0 32px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: rgba(14, 17, 26, 0.8);
  backdrop-filter: blur(10px);
  flex-shrink: 0;
}

.header-title h1 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

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

/* Button UI */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #0b0d14;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 0 15px rgba(0, 226, 255, 0.4);
}

.btn-secondary {
  background-color: var(--bg-surface);
  border-color: var(--border-color);
  color: var(--color-text-main);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--color-text-muted);
}

.btn-danger {
  background-color: var(--color-lost);
  color: white;
}

.btn-danger:hover {
  opacity: 0.9;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 11px;
  border-radius: 6px;
}

.w-full {
  width: 100%;
}

/* ==========================================================================
   Sections Layout
   ========================================================================== */

.content-section {
  padding: 32px;
  flex-grow: 1;
  overflow-y: auto;
  display: none;
}

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

/* ==========================================================================
   Dashboard Components
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.stat-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition-smooth);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(0, 226, 255, 0.05);
}

.stat-icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon i {
  width: 22px;
  height: 22px;
}

.stat-icon.purple {
  background-color: rgba(140, 82, 255, 0.1);
  color: var(--color-secondary);
}

.stat-icon.blue {
  background-color: rgba(100, 196, 255, 0.1);
  color: var(--color-contacted);
}

.stat-icon.green {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--color-recovered);
}

.stat-icon.cyan {
  background-color: rgba(0, 226, 255, 0.1);
  color: var(--color-primary);
}

.stat-info h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.stat-number {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

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

.chart-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.card-header {
  margin-bottom: 20px;
}

.card-header h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
}

.card-body {
  flex-grow: 1;
  position: relative;
  width: 100%;
}

/* ==========================================================================
   CRM / Chat Container
   ========================================================================== */

.crm-container {
  display: grid;
  grid-template-columns: 320px 1fr 300px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  height: calc(100vh - var(--header-height) - 64px);
  background-color: var(--bg-surface);
  overflow: hidden;
}

@media (max-width: 1200px) {
  .crm-container {
    grid-template-columns: 280px 1fr;
  }
  .crm-details-sidebar {
    display: none;
  }
}

/* CRM Sidebar */
.crm-sidebar {
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  background-color: #11141e;
}

.search-box {
  padding: 16px;
  position: relative;
}

.search-box i {
  position: absolute;
  left: 28px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
}

.search-box input {
  width: 100%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 16px 10px 40px;
  color: #fff;
  font-size: 13px;
  outline: none;
  transition: var(--transition-smooth);
}

.search-box input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--border-glow);
}

.filter-panel {
  display: flex;
  gap: 8px;
  padding: 0 16px 16px 16px;
  border-bottom: 1px solid var(--border-color);
}

.filter-panel select {
  flex-grow: 1;
  width: 50%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--color-text-muted);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 11px;
  outline: none;
  cursor: pointer;
}

.filter-panel select:focus {
  border-color: var(--color-primary);
}

.leads-list {
  flex-grow: 1;
  overflow-y: auto;
}

/* Lead Row Component */
.lead-item {
  padding: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lead-item:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.lead-item.active {
  background-color: rgba(0, 226, 255, 0.03);
  border-left: 3px solid var(--color-primary);
}

.lead-row-1 {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.lead-name {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 170px;
}

.lead-status-badge {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.lead-status-badge.pending { background-color: rgba(254, 212, 40, 0.15); color: var(--color-pending); }
.lead-status-badge.contacted { background-color: rgba(100, 196, 255, 0.15); color: var(--color-contacted); }
.lead-status-badge.recovered { background-color: rgba(16, 185, 129, 0.15); color: var(--color-recovered); }
.lead-status-badge.lost { background-color: rgba(244, 63, 94, 0.15); color: var(--color-lost); }

.lead-row-2 {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--color-text-muted);
}

.lead-product-badge {
  background-color: rgba(255, 255, 255, 0.04);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10px;
  border: 1px solid var(--border-color);
  max-width: 130px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lead-time {
  margin-left: auto;
  font-size: 10px;
}

.lead-msg-preview {
  font-size: 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lead-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}

.tag-pill {
  font-size: 9px;
  padding: 1px 6px;
  border-radius: 4px;
  color: #fff;
  font-weight: 500;
}

/* Chat Window */
.crm-chat-window {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-secondary);
}

.chat-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(21, 25, 36, 0.4);
}

.chat-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}

.chat-header span {
  font-size: 12px;
  color: var(--color-text-muted);
}

.chat-messages {
  flex-grow: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chat-empty-state {
  margin: auto;
  text-align: center;
  color: var(--color-text-muted);
}

.chat-empty-state i {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  opacity: 0.3;
}

/* Bubbles */
.chat-bubble {
  max-width: 65%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bubble-meta {
  font-size: 9px;
  color: var(--color-text-muted);
  padding: 0 4px;
}

.bubble-content {
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.5;
}

.chat-bubble.inbound {
  align-self: flex-start;
}

.chat-bubble.inbound .bubble-content {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0 12px 12px 12px;
  color: var(--color-text-main);
}

.chat-bubble.outbound-agent {
  align-self: flex-end;
}

.chat-bubble.outbound-agent .bubble-content {
  background-color: var(--color-secondary);
  border-radius: 12px 12px 0 12px;
  color: #fff;
}

.chat-bubble.outbound-system {
  align-self: flex-end;
}

.chat-bubble.outbound-system .bubble-content {
  background-color: #271c42;
  border: 1px solid rgba(140, 82, 255, 0.3);
  border-radius: 12px 12px 0 12px;
  color: var(--color-text-main);
}

.chat-bubble.outbound-system .bubble-meta {
  display: flex;
  justify-content: space-between;
}

.system-badge {
  font-size: 8px;
  background-color: rgba(140, 82, 255, 0.2);
  color: #cdaeff;
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 700;
  text-transform: uppercase;
}

.chat-input-bar {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 12px;
  background-color: rgba(21, 25, 36, 0.4);
}

.chat-input-bar input {
  flex-grow: 1;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 16px;
  color: #fff;
  font-size: 13px;
  outline: none;
  transition: var(--transition-smooth);
}

.chat-input-bar input:focus {
  border-color: var(--color-primary);
}

.chat-input-bar input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Details Sidebar */
.crm-details-sidebar {
  border-left: 1px solid var(--border-color);
  background-color: #11141e;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.crm-details-sidebar h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  margin-bottom: 4px;
}

.divider {
  border: 0;
  border-top: 1px solid var(--border-color);
  margin: 4px 0;
}

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

.detail-group label {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.detail-group p {
  font-size: 13px;
  color: #fff;
}

.detail-group select {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: #fff;
  border-radius: 6px;
  padding: 8px;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}

.lead-tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 6px;
  color: white;
  font-weight: 600;
}

.tag-badge i {
  width: 10px;
  height: 10px;
  cursor: pointer;
  opacity: 0.7;
  transition: var(--transition-smooth);
}

.tag-badge i:hover {
  opacity: 1;
}

.scheduled-queue-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.scheduled-item {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-color);
  padding: 10px;
  border-radius: 6px;
}

.sch-meta {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.sch-content {
  font-size: 11px;
  color: var(--color-text-main);
  line-height: 1.4;
}

.empty-label {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
}

/* ==========================================================================
   Templates Configurations
   ========================================================================== */

.card-full {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
}

.card-header-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-header-actions h4 {
  font-size: 16px;
  color: #fff;
}

.section-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.template-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.tpl-header-info {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  padding-bottom: 8px;
}

.tpl-badge {
  font-size: 8px;
  background-color: rgba(0, 226, 255, 0.15);
  color: var(--color-primary);
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.tpl-header-info h5 {
  font-size: 13px;
  color: #fff;
}

.tpl-content-preview {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
  flex-grow: 1;
}

.tpl-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--color-text-muted);
}

.tpl-actions {
  display: flex;
  gap: 8px;
}

.tpl-action-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition-smooth);
}

.tpl-action-btn:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: white;
}

.tpl-action-btn.del:hover {
  color: var(--color-lost);
}

/* ==========================================================================
   Tags Configurations
   ========================================================================== */

.tags-config-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

@media (max-width: 768px) {
  .tags-config-layout {
    grid-template-columns: 1fr;
  }
}

.card h4 {
  font-size: 14px;
  color: #fff;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tags-list-table {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tag-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.tag-row-label {
  font-size: 13px;
  font-weight: 600;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 12px;
  color: var(--color-text-muted);
}

.form-group input, .form-group select, .form-group textarea {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  color: #fff;
  outline: none;
  font-size: 13px;
  font-family: inherit;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--color-primary);
}

.color-picker-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.color-option {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
}

.color-option input {
  opacity: 0;
  position: absolute;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.color-option:has(input:checked) {
  border-color: white;
  box-shadow: 0 0 10px currentColor;
}

/* ==========================================================================
   Modals UI
   ========================================================================== */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  z-index: 100;
}

.modal.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  width: 440px;
  max-width: 90%;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transform: translateY(-20px);
  transition: var(--transition-smooth);
}

.modal.active .modal-content {
  transform: translateY(0);
}

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

.modal-header h4 {
  font-size: 15px;
  color: #fff;
}

.close-modal {
  color: var(--color-text-muted);
  font-size: 20px;
  cursor: pointer;
}

.close-modal:hover {
  color: #fff;
}

.modal-body {
  padding: 24px;
}

.modal-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.4;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.radio-group label {
  font-size: 12px;
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Empty UI Utility */
.empty-state {
  padding: 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 12px;
}

/* Login Screen Overlay */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.login-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.login-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  width: 380px;
  max-width: 90%;
  text-align: center;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
}

.login-logo {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px auto;
  box-shadow: 0 0 20px rgba(0, 226, 255, 0.4);
}

.login-logo i {
  color: #fff;
  width: 28px;
  height: 28px;
}

.login-card h2 {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}

.login-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

/* ==========================================================================
   Instances Configurations
   ========================================================================== */

.instances-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.instance-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.instance-row:hover {
  border-color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.02);
}

.instance-row.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
}

.instance-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.instance-name {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}

.instance-phone-num {
  font-size: 12px;
  color: var(--color-text-muted);
}

.instance-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 6px;
}

.instance-status-badge.connected {
  background-color: rgba(86, 204, 180, 0.1);
  color: #56ccb4;
}

.instance-status-badge.disconnected {
  background-color: rgba(255, 148, 132, 0.1);
  color: #ff9484;
}

.instance-info-block {
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
}

.instance-info-block p {
  margin: 0;
  color: var(--color-text-muted);
}

.instance-info-block p strong {
  color: #fff;
}