/* ==========================================================================
   Keystone CRM - Core Design System & Tokens
   Faithfully inspired by Keystone CRM Visual Reference
   ========================================================================== */

:root {
  /* Keystone Color Palette */
  --ks-bg: #F5F4F1;
  --ks-surface: #FFFFFF;
  --ks-surface-subtle: #FAFAF8;
  --ks-surface-dark: #020201;
  
  --ks-text-primary: #020201;
  --ks-text-secondary: #5F5C57;
  --ks-text-muted: #8E8B85;
  --ks-text-light: #FFFFFF;
  
  --ks-border-subtle: #E8E6E1;
  --ks-border-medium: #D8D6D0;
  --ks-border-dark: #ADABA6;
  
  /* Keystone Accents */
  --ks-accent-yellow: #DBBD1C;
  --ks-accent-yellow-hover: #C5A915;
  --ks-accent-yellow-light: #FDF9D9;
  --ks-accent-yellow-text: #705B03;
  
  --ks-accent-violet: #656A91;
  --ks-accent-violet-light: #EEF0F8;
  --ks-accent-violet-text: #3E4366;
  
  --ks-status-success: #1E7E34;
  --ks-status-success-bg: #E8F7ED;
  --ks-status-danger: #C0392B;
  --ks-status-danger-bg: #FDF0ED;
  --ks-status-warning: #D97706;
  --ks-status-warning-bg: #FEF3C7;
  
  /* Dimensions & Geometry */
  --ks-sidebar-width: 248px;
  --ks-header-height: 64px;
  --ks-radius-sm: 8px;
  --ks-radius-md: 12px;
  --ks-radius-lg: 16px;
  --ks-radius-pill: 9999px;
  
  /* Shadows */
  --ks-shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.02), 0 1px 2px rgba(0, 0, 0, 0.03);
  --ks-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
  --ks-shadow-dark: 0 10px 25px -5px rgba(0, 0, 0, 0.2), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  
  /* Fonts */
  --ks-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --ks-font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

/* ==========================================================================
   Custom Keystone CRM Scrollbar System
   Seamless, sleek, warm editorial scrollbars integrated as part of the UI
   ========================================================================== */

/* Universal Scrollbar Styling (W3C standard) */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(173, 171, 166, 0.45) transparent;
}

/* WebKit / Chromium / Safari / Edge Global Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: rgba(173, 171, 166, 0.45);
  border-radius: var(--ks-radius-pill);
  border: 1px solid transparent;
  background-clip: padding-box;
  transition: background-color 0.2s ease;
}

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

::-webkit-scrollbar-corner {
  background: transparent;
}

/* Sidebar Specific UI Scrollbar: Inset, slender, warm accent hover */
.ks-sidebar {
  scrollbar-width: thin;
  scrollbar-color: rgba(173, 171, 166, 0.35) transparent;
  overscroll-behavior: contain;
}

.ks-sidebar::-webkit-scrollbar {
  width: 5px;
}

.ks-sidebar::-webkit-scrollbar-track {
  background: transparent;
  margin: 12px 0;
}

.ks-sidebar::-webkit-scrollbar-thumb {
  background-color: rgba(173, 171, 166, 0.35);
  border-radius: 999px;
  border: none;
  transition: background-color 0.2s ease;
}

.ks-sidebar:hover::-webkit-scrollbar-thumb {
  background-color: var(--ks-border-medium);
}

.ks-sidebar::-webkit-scrollbar-thumb:hover {
  background-color: var(--ks-accent-yellow) !important;
}

/* Specific UI Scrollable Containers */
.table-responsive,
.ks-kanban-board,
.ks-kanban-column,
.ks-inbox-list,
.ks-inbox-messages,
.ks-cmdk-results,
.modal-body {
  scrollbar-width: thin;
  scrollbar-color: rgba(173, 171, 166, 0.45) transparent;
}

.table-responsive::-webkit-scrollbar,
.ks-kanban-board::-webkit-scrollbar {
  height: 6px;
}

.ks-kanban-column::-webkit-scrollbar,
.ks-inbox-list::-webkit-scrollbar,
.ks-inbox-messages::-webkit-scrollbar,
.ks-cmdk-results::-webkit-scrollbar,
.modal-body::-webkit-scrollbar {
  width: 5px;
}

.table-responsive::-webkit-scrollbar-thumb,
.ks-kanban-board::-webkit-scrollbar-thumb,
.ks-kanban-column::-webkit-scrollbar-thumb,
.ks-inbox-list::-webkit-scrollbar-thumb,
.ks-inbox-messages::-webkit-scrollbar-thumb,
.ks-cmdk-results::-webkit-scrollbar-thumb,
.modal-body::-webkit-scrollbar-thumb {
  background-color: rgba(173, 171, 166, 0.45);
  border-radius: 999px;
  border: none;
}

.table-responsive::-webkit-scrollbar-thumb:hover,
.ks-kanban-board::-webkit-scrollbar-thumb:hover,
.ks-kanban-column::-webkit-scrollbar-thumb:hover,
.ks-inbox-list::-webkit-scrollbar-thumb:hover,
.ks-inbox-messages::-webkit-scrollbar-thumb:hover,
.ks-cmdk-results::-webkit-scrollbar-thumb:hover,
.modal-body::-webkit-scrollbar-thumb:hover {
  background-color: var(--ks-text-muted);
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--ks-bg);
  color: var(--ks-text-primary);
  font-family: var(--ks-font-sans);
  font-size: 13.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ks-text-primary);
  letter-spacing: -0.025em;
  margin: 0;
  font-weight: 600;
}

/* App Shell Layout */
.ks-shell {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.ks-sidebar {
  width: var(--ks-sidebar-width);
  background-color: var(--ks-surface);
  border-right: 1px solid var(--ks-border-subtle);
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  overflow-y: auto;
  scroll-behavior: smooth;
  padding: 20px 16px 24px;
  transition: transform 0.25s ease;
}

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

.ks-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.03em;
  color: var(--ks-text-primary);
}

.ks-brand-logo {
  width: 28px;
  height: 28px;
  background-color: var(--ks-surface-dark);
  color: #FFF;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.ks-workspace-selector {
  background-color: var(--ks-surface-subtle);
  border: 1px solid var(--ks-border-subtle);
  border-radius: var(--ks-radius-md);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  cursor: pointer;
  transition: border-color 0.15s ease;
}

.ks-workspace-selector:hover {
  border-color: var(--ks-border-medium);
}

.ks-workspace-name {
  font-weight: 600;
  font-size: 12.5px;
  line-height: 1.2;
}

.ks-workspace-tagline {
  font-size: 11px;
  color: var(--ks-text-muted);
}

/* Search trigger in sidebar */
.ks-sidebar-search {
  background-color: var(--ks-surface-subtle);
  border: 1px solid var(--ks-border-subtle);
  border-radius: var(--ks-radius-pill);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ks-text-muted);
  font-size: 13px;
  margin-bottom: 22px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.ks-sidebar-search:hover {
  background-color: #FFF;
  border-color: var(--ks-border-medium);
  color: var(--ks-text-primary);
}

.ks-kbd {
  margin-left: auto;
  background-color: var(--ks-surface);
  border: 1px solid var(--ks-border-medium);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--ks-text-secondary);
}

/* Sidebar Nav Groups */
.ks-nav-group-title {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--ks-text-muted);
  padding: 0 10px;
  margin-bottom: 8px;
  margin-top: 14px;
}

.ks-nav-menu {
  list-style: none;
  padding: 0;
  margin: 0 0 10px 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ks-nav-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: var(--ks-radius-pill);
  color: var(--ks-text-secondary);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.ks-nav-item a:hover {
  background-color: var(--ks-surface-subtle);
  color: var(--ks-text-primary);
}

.ks-nav-item.active a {
  background-color: var(--ks-surface-dark);
  color: #FFF;
  font-weight: 600;
}

.ks-nav-item.active a .ks-nav-badge {
  background-color: rgba(255, 255, 255, 0.2);
  color: #FFF;
}

.ks-nav-badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  background-color: var(--ks-surface-subtle);
  color: var(--ks-text-secondary);
  padding: 2px 7px;
  border-radius: var(--ks-radius-pill);
}

/* Sidebar Bottom GCI Card */
.ks-sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
}

.ks-gci-card {
  background-color: var(--ks-surface-subtle);
  border: 1px solid var(--ks-border-subtle);
  border-radius: var(--ks-radius-md);
  padding: 14px;
}

.ks-gci-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.ks-gci-label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ks-text-secondary);
}

.ks-gci-pct {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--ks-text-primary);
}

.ks-gci-amount {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.ks-gci-amount span {
  font-size: 12px;
  font-weight: 400;
  color: var(--ks-text-muted);
}

.ks-progress-track {
  height: 6px;
  background-color: #E6E4DF;
  border-radius: var(--ks-radius-pill);
  overflow: hidden;
  margin-bottom: 6px;
}

.ks-progress-fill-yellow {
  height: 100%;
  background-color: var(--ks-accent-yellow);
  border-radius: var(--ks-radius-pill);
}

.ks-gci-sub {
  font-size: 11px;
  color: var(--ks-text-muted);
}

/* Main Content Wrapper */
.ks-main {
  margin-left: var(--ks-sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Header */
.ks-header {
  height: var(--ks-header-height);
  background-color: var(--ks-bg);
  border-bottom: 1px solid var(--ks-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 900;
  backdrop-filter: blur(8px);
}

.ks-header-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.ks-header-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.ks-header-sub {
  font-size: 13px;
  color: var(--ks-text-secondary);
  font-weight: 400;
}

.ks-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons & Pills */
.ks-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: var(--ks-radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.ks-btn-dark {
  background-color: var(--ks-surface-dark);
  color: #FFF;
  border-color: var(--ks-surface-dark);
}

.ks-btn-dark:hover {
  background-color: #262624;
  color: #FFF;
}

.ks-btn-white {
  background-color: #FFF;
  color: var(--ks-text-primary);
  border-color: var(--ks-border-medium);
}

.ks-btn-white:hover {
  background-color: var(--ks-surface-subtle);
  border-color: var(--ks-border-dark);
}

.ks-btn-yellow,
.ks-btn-primary {
  background-color: var(--ks-accent-yellow);
  color: var(--ks-surface-dark);
  border-color: var(--ks-accent-yellow);
  font-weight: 600;
}

.ks-btn-yellow:hover,
.ks-btn-primary:hover {
  background-color: var(--ks-accent-yellow-hover);
  color: var(--ks-surface-dark);
}

.ks-btn-outline {
  background-color: transparent;
  color: var(--ks-text-primary);
  border-color: var(--ks-border-medium);
}

.ks-btn-outline:hover {
  background-color: var(--ks-surface-subtle);
  border-color: var(--ks-border-dark);
}

.ks-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--ks-radius-pill);
  border: 1px solid var(--ks-border-subtle);
  background-color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ks-text-secondary);
  cursor: pointer;
  position: relative;
  transition: all 0.15s ease;
}

.ks-icon-btn:hover {
  border-color: var(--ks-border-medium);
  color: var(--ks-text-primary);
}

.ks-indicator-dot {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 7px;
  height: 7px;
  background-color: var(--ks-accent-yellow);
  border-radius: 50%;
  border: 1.5px solid #FFF;
}

/* User Avatar */
.ks-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--ks-border-medium);
}

/* Content Container */
.ks-content {
  padding: 24px 32px 64px 32px;
  max-width: 1540px;
  width: 100%;
}

/* Cards */
.ks-card {
  background-color: var(--ks-surface);
  border: 1px solid var(--ks-border-subtle);
  border-radius: var(--ks-radius-lg);
  box-shadow: var(--ks-shadow-subtle);
  padding: 20px;
  margin-bottom: 20px;
  position: relative;
}

.ks-card-dark {
  background-color: var(--ks-surface-dark);
  color: #FFF;
  border-color: var(--ks-surface-dark);
  box-shadow: var(--ks-shadow-dark);
}

.ks-card-dark h1, .ks-card-dark h2, .ks-card-dark h3, .ks-card-dark h4 {
  color: #FFF;
}

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

.ks-card-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.ks-card-subtitle {
  font-size: 12.5px;
  color: var(--ks-text-secondary);
  margin-top: 2px;
}

/* KPI Stat Cards */
.ks-stat-card {
  background-color: var(--ks-surface);
  border: 1px solid var(--ks-border-subtle);
  border-radius: var(--ks-radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 125px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.ks-stat-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--ks-shadow-md);
}

.ks-stat-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ks-stat-label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ks-text-secondary);
}

.ks-stat-sparkline {
  width: 68px;
  height: 24px;
}

.ks-stat-value {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-top: 6px;
}

.ks-stat-delta {
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
}

.ks-delta-up {
  color: var(--ks-status-success);
}

.ks-delta-down {
  color: var(--ks-text-secondary);
}

/* Badges & Chips */
.ks-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: var(--ks-radius-pill);
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.2;
}

.ks-badge-yellow {
  background-color: var(--ks-accent-yellow);
  color: var(--ks-surface-dark);
}

.ks-badge-yellow-tint {
  background-color: var(--ks-accent-yellow-light);
  color: var(--ks-accent-yellow-text);
  border: 1px solid rgba(219, 189, 28, 0.25);
}

.ks-badge-violet-tint {
  background-color: var(--ks-accent-violet-light);
  color: var(--ks-accent-violet-text);
}

.ks-badge-green-tint {
  background-color: var(--ks-status-success-bg);
  color: var(--ks-status-success);
}

.ks-badge-red-tint {
  background-color: var(--ks-status-danger-bg);
  color: var(--ks-status-danger);
}

.ks-badge-dark {
  background-color: var(--ks-surface-dark);
  color: #FFF;
}

/* Tables */
.ks-table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--ks-radius-lg);
  border: 1px solid var(--ks-border-subtle);
  background-color: var(--ks-surface);
}

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

.ks-table th {
  padding: 12px 16px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ks-text-muted);
  border-bottom: 1px solid var(--ks-border-subtle);
  background-color: var(--ks-surface-subtle);
}

.ks-table td {
  padding: 14px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--ks-border-subtle);
  color: var(--ks-text-primary);
  vertical-align: middle;
}

.ks-table tbody tr {
  transition: background-color 0.1s ease;
}

.ks-table tbody tr:hover {
  background-color: #FCFCFA;
}

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

/* Segmented Tabs */
.ks-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--ks-border-subtle);
  padding: 3px;
  border-radius: var(--ks-radius-pill);
  width: fit-content;
}

.ks-tab {
  padding: 5px 14px;
  border-radius: var(--ks-radius-pill);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ks-text-secondary);
  cursor: pointer;
  border: none;
  background: none;
  transition: all 0.15s ease;
}

.ks-tab.active {
  background-color: #FFF;
  color: var(--ks-text-primary);
  font-weight: 600;
  box-shadow: var(--ks-shadow-subtle);
}

/* Keystone AI Card */
.ks-ai-card {
  background-color: var(--ks-surface-dark);
  color: #FFF;
  border-radius: var(--ks-radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.ks-ai-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ks-ai-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: #FFF;
}

.ks-ai-body {
  font-size: 13px;
  line-height: 1.55;
  color: #D6D4CE;
  margin-bottom: 16px;
}

.ks-ai-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ks-ai-input-wrap {
  margin-top: 16px;
  position: relative;
}

.ks-ai-input {
  width: 100%;
  background-color: #1A1A18;
  border: 1px solid #33322E;
  border-radius: var(--ks-radius-pill);
  padding: 9px 40px 9px 14px;
  color: #FFF;
  font-size: 12.5px;
  outline: none;
  transition: border-color 0.15s ease;
}

.ks-ai-input:focus {
  border-color: var(--ks-accent-yellow);
}

.ks-ai-send {
  position: absolute;
  right: 5px;
  top: 5px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--ks-accent-yellow);
  color: var(--ks-surface-dark);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Command-K Search Dialog */
.ks-cmdk-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(2, 2, 1, 0.45);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
}

.ks-cmdk-backdrop.open {
  display: flex;
}

.ks-cmdk-modal {
  width: 620px;
  max-width: 90vw;
  background-color: #FFF;
  border: 1px solid var(--ks-border-medium);
  border-radius: var(--ks-radius-lg);
  box-shadow: var(--ks-shadow-dark);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.ks-cmdk-search-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ks-border-subtle);
}

.ks-cmdk-input {
  border: none;
  outline: none;
  width: 100%;
  font-size: 15px;
  font-family: inherit;
  color: var(--ks-text-primary);
}

.ks-cmdk-results {
  max-height: 420px;
  overflow-y: auto;
  padding: 12px;
}

.ks-cmdk-group-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ks-text-muted);
  padding: 6px 10px;
}

.ks-cmdk-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--ks-radius-md);
  cursor: pointer;
  transition: background-color 0.1s ease;
}

.ks-cmdk-item:hover, .ks-cmdk-item.selected {
  background-color: var(--ks-surface-subtle);
}

/* Responsive Overrides */
@media (max-width: 991px) {
  .ks-sidebar {
    transform: translateX(-100%);
  }
  .ks-sidebar.open {
    transform: translateX(0);
  }
  .ks-main {
    margin-left: 0;
  }
  .ks-header {
    padding: 0 16px;
  }
  .ks-content {
    padding: 16px;
  }
}