/**
 * MiComercio Analytics - Dashboard Styles v4.0 PRO
 * Brand Colors: Orange #F7941D, Red #E31E24, Navy #1E3A5F, Gray #666666
 * Includes: Dark Mode, Alerts, Goals, Annotations
 */

:root {
  --color-primary: #F7941D;
  --color-primary-dark: #e5850f;
  --color-secondary: #E31E24;
  --color-navy: #1E3A5F;
  --color-navy-light: #2a4d7a;
  --color-gray: #666666;
  --color-gray-light: #999999;
  --color-gray-lighter: #e5e5e5;
  --color-background: #f5f7fa;
  --color-white: #ffffff;
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-error: #dc3545;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --transition: all 0.2s ease;

  --sidebar-width: 240px;
  --sidebar-collapsed-width: 64px;
  --header-height: 56px;
  --filters-height: 52px;

  /* Chart colors for dynamic updates */
  --chart-primary: #F7941D;
  --chart-navy: #1E3A5F;
  --chart-success: #28a745;
  --chart-secondary: #E31E24;
}

/* ============================================
   Dark Mode
   ============================================ */
[data-theme="dark"] {
  --color-primary: #FFA940;
  --color-primary-dark: #F7941D;
  --color-secondary: #FF6B6B;
  --color-navy: #E8EDF3;
  --color-navy-light: #B8C4D4;
  --color-gray: #A0A8B0;
  --color-gray-light: #6C7580;
  --color-gray-lighter: #3A4250;
  --color-background: #1A1E26;
  --color-white: #242A34;
  --color-success: #4ADE80;
  --color-warning: #FACC15;
  --color-error: #F87171;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);

  --chart-primary: #FFA940;
  --chart-navy: #64B5F6;
  --chart-success: #4ADE80;
  --chart-secondary: #FF6B6B;
}

[data-theme="dark"] body {
  background-color: var(--color-background);
  color: var(--color-navy);
}

[data-theme="dark"] .sidebar {
  background: #141820;
}

[data-theme="dark"] .header,
[data-theme="dark"] .filters-bar,
[data-theme="dark"] .card {
  background: var(--color-white);
  border-color: var(--color-gray-lighter);
}

[data-theme="dark"] .filter-select,
[data-theme="dark"] .filter-input,
[data-theme="dark"] .card-filter-select {
  background: #2D333D;
  border-color: var(--color-gray-lighter);
  color: var(--color-navy);
}

[data-theme="dark"] .data-table thead {
  background: var(--color-white);
}

[data-theme="dark"] .data-table th {
  border-bottom-color: var(--color-gray-lighter);
}

[data-theme="dark"] .data-table td {
  border-bottom-color: var(--color-gray-lighter);
}

[data-theme="dark"] .heatmap-cell[data-intensity="0"] {
  background: var(--color-gray-lighter);
}

[data-theme="dark"] .chart-loading,
[data-theme="dark"] .table-loading {
  background: rgba(36, 42, 52, 0.95);
}

[data-theme="dark"] .btn-toggle-table,
[data-theme="dark"] .btn-refresh,
[data-theme="dark"] .btn-toggle-filters {
  background: var(--color-white);
  border-color: var(--color-gray-lighter);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-navy);
  background-color: var(--color-background);
  min-height: 100vh;
  display: flex;
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-navy);
  color: var(--color-white);
  position: fixed;
  left: 0;
  top: 0;
  z-index: 200;
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease;
  overflow: hidden;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  min-height: 60px;
}

.sidebar.collapsed .sidebar-header {
  justify-content: center;
  padding: 16px 8px;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  white-space: nowrap;
}

.logo-mi {
  color: var(--color-primary);
}

.logo-comercio {
  color: var(--color-white);
}

.sidebar.collapsed .logo {
  display: none;
}

.btn-collapse-sidebar {
  background: transparent;
  border: none;
  color: var(--color-gray-light);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-collapse-sidebar:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
}

.sidebar.collapsed .btn-collapse-sidebar {
  transform: rotate(180deg);
}

/* Sidebar Navigation */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
}

.nav-list {
  list-style: none;
}

.nav-item {
  margin: 2px 8px;
}

.nav-item-settings {
  margin-top: auto;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 12px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
}

.nav-link.active {
  background: var(--color-primary);
  color: var(--color-white);
}

.nav-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.nav-text {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-arrow,
.sidebar.collapsed .nav-badge {
  display: none;
}

.sidebar.collapsed .nav-link {
  justify-content: center;
  padding: 12px;
}

.nav-arrow {
  margin-left: auto;
  transition: transform 0.2s ease;
}

.nav-item.has-submenu.open .nav-arrow {
  transform: rotate(180deg);
}

.nav-badge {
  background: var(--color-success);
  color: var(--color-white);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

/* Submenu */
.nav-submenu {
  list-style: none;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding-left: 32px;
}

.nav-item.has-submenu.open .nav-submenu {
  max-height: 200px;
}

.sidebar.collapsed .nav-submenu {
  display: none;
}

.nav-submenu li {
  margin: 2px 0;
}

.nav-submenu .nav-link {
  padding: 8px 12px;
  font-size: 13px;
}

/* Tooltip for collapsed sidebar */
.sidebar.collapsed .nav-link {
  position: relative;
}

.sidebar.collapsed .nav-link::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-navy);
  color: var(--color-white);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
  margin-left: 8px;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

.sidebar.collapsed .nav-link:hover::after {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Main Wrapper
   ============================================ */
.main-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

body.sidebar-collapsed .main-wrapper {
  margin-left: var(--sidebar-collapsed-width);
}

/* ============================================
   Header
   ============================================ */
.header {
  background: var(--color-white);
  height: var(--header-height);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-gray-lighter);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-menu-mobile {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-navy);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.header-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-navy);
}

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

.realtime-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(40, 167, 69, 0.1);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-success);
}

.realtime-dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

/* ============================================
   Filters Bar
   ============================================ */
.filters-bar {
  background: var(--color-white);
  padding: 0;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--color-gray-lighter);
  position: sticky;
  top: var(--header-height);
  z-index: 99;
}

.filters-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  flex-wrap: wrap;
}

.filters-row-main {
  background: var(--color-white);
}

.filters-row-advanced {
  background: var(--color-background);
  border-top: 1px solid var(--color-gray-lighter);
  padding: 10px 24px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-select,
.filter-input {
  padding: 8px 12px;
  border: 1px solid var(--color-gray-lighter);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-navy);
  background: var(--color-white);
  cursor: pointer;
  transition: var(--transition);
  min-width: 140px;
}

.filter-select-sm {
  min-width: 110px;
  padding: 6px 10px;
  font-size: 12px;
}

.filter-select:hover,
.filter-input:hover {
  border-color: var(--color-primary);
}

.filter-select:focus,
.filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(247, 148, 29, 0.15);
}

.custom-dates {
  display: flex;
  align-items: center;
  gap: 8px;
}

.custom-dates span {
  color: var(--color-gray);
  font-size: 12px;
}

.custom-dates .filter-input {
  min-width: 120px;
}

.filter-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.btn-refresh,
.btn-export,
.btn-toggle-filters {
  background: var(--color-white);
  color: var(--color-navy);
  border: 1px solid var(--color-gray-lighter);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-refresh:hover,
.btn-export:hover,
.btn-toggle-filters:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-refresh:active,
.btn-export:active {
  transform: scale(0.98);
}

.btn-export {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-export:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-toggle-filters.active {
  background: var(--color-background);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-clear-filters {
  background: transparent;
  color: var(--color-gray);
  border: none;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-clear-filters:hover {
  color: var(--color-secondary);
}

.btn-refresh svg {
  transition: transform 0.3s ease;
}

.btn-refresh.loading svg {
  animation: spin 1s linear infinite;
}

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

/* ============================================
   Main Content
   ============================================ */
.main-content {
  padding: 24px;
  flex: 1;
}

.content-section {
  max-width: 1600px;
  margin: 0 auto;
}

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

/* Card Header */
.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-gray-lighter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  background: var(--color-white);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0;
}

.card-actions,
.card-filters {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-filter-select {
  padding: 6px 10px;
  font-size: 12px;
  border: 1px solid var(--color-gray-lighter);
  border-radius: var(--radius-sm);
  background: var(--color-background);
  color: var(--color-navy);
  cursor: pointer;
  transition: var(--transition);
}

.card-filter-select:hover {
  border-color: var(--color-primary);
  background: var(--color-white);
}

.card-filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-white);
}

/* Toggle Table Button */
.btn-toggle-table {
  background: var(--color-background);
  border: 1px solid var(--color-gray-lighter);
  color: var(--color-gray);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-toggle-table:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-toggle-table.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ============================================
   Summary Cards
   ============================================ */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.summary-card {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  height: 90px;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(247, 148, 29, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.card-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1;
}

.card-label {
  font-size: 11px;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.summary-card[data-metric="sessions"] .card-icon {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy);
}

.summary-card[data-metric="visitors"] .card-icon {
  background: rgba(40, 167, 69, 0.1);
  color: var(--color-success);
}

.summary-card[data-metric="bounce"] .card-icon {
  background: rgba(227, 30, 36, 0.1);
  color: var(--color-secondary);
}

.summary-card[data-metric="duration"] .card-icon {
  background: rgba(102, 102, 102, 0.1);
  color: var(--color-gray);
}

.summary-card[data-metric="pages-session"] .card-icon {
  background: rgba(30, 58, 95, 0.1);
  color: var(--color-navy-light);
}

/* ============================================
   Chart Cards
   ============================================ */
.trend-card {
  margin-bottom: 24px;
}

.chart-card {
  position: relative;
  overflow: hidden;
}

.trend-card .chart-container {
  height: 280px;
}

.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.charts-row .chart-card {
  height: auto;
}

.charts-row .chart-container {
  height: 240px;
}

.chart-card.small .chart-container {
  height: 200px;
}

.chart-container {
  padding: 20px;
  position: relative;
}

.chart-container canvas {
  width: 100% !important;
  height: 100% !important;
}

/* Chart Table Container */
.chart-table-container {
  border-top: 1px solid var(--color-gray-lighter);
  max-height: 200px;
  overflow-y: auto;
}

.chart-loading,
.table-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--color-gray);
  font-size: 14px;
  z-index: 10;
  background: rgba(255,255,255,0.95);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  pointer-events: none;
}

/* ============================================
   Tables
   ============================================ */
.tables-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.table-card {
  position: relative;
  height: 340px;
  overflow: hidden;
}

.table-card.small {
  height: 280px;
}

.table-card.full-width {
  height: auto;
  max-height: 600px;
}

.table-container {
  height: calc(100% - 52px);
  overflow-y: auto;
}

.table-card.full-width .table-container {
  max-height: 500px;
}

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

.data-table thead {
  position: sticky;
  top: 0;
  background: var(--color-white);
  z-index: 1;
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-gray-lighter);
}

.data-table th.num {
  text-align: right;
}

.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-gray-lighter);
  font-size: 13px;
  color: var(--color-navy);
  vertical-align: middle;
}

.data-table td.num {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.data-table tbody tr:hover {
  background: rgba(247, 148, 29, 0.04);
}

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

.data-table td:first-child {
  max-width: 200px;
}

.data-table .text-truncate {
  display: block;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================
   Distribution Row
   ============================================ */
.distribution-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ============================================
   Section Grid (for dedicated views)
   ============================================ */
.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.section-grid .chart-card,
.section-grid .table-card {
  height: 400px;
}

.section-grid .chart-container {
  height: calc(100% - 52px);
}

/* ============================================
   Realtime Section
   ============================================ */
.realtime-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.realtime-counter {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.realtime-counter-value {
  font-size: 64px;
  font-weight: 700;
  color: var(--color-success);
  line-height: 1;
}

.realtime-counter-label {
  font-size: 14px;
  color: var(--color-gray);
}

.realtime-filters {
  display: flex;
  align-items: center;
  gap: 16px;
}

.realtime-auto-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-gray);
}

.realtime-auto-refresh svg {
  animation: spin 2s linear infinite;
}

.realtime-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: auto auto auto;
  gap: 24px;
}

.realtime-trend-card {
  grid-column: 1 / 2;
  grid-row: 1 / 2;
  height: 300px;
}

.realtime-trend-card .chart-container {
  height: calc(100% - 52px);
}

.realtime-pages-card {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  height: 300px;
}

.realtime-events-card {
  grid-column: 1 / 2;
  grid-row: 2 / 3;
  height: 280px;
}

.realtime-events-scroll {
  overflow-y: auto;
}

.realtime-device-card {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  height: 280px;
}

.realtime-sources-card {
  grid-column: 1 / 3;
  grid-row: 3 / 4;
  max-height: 300px;
}

.realtime-device-list {
  padding: 16px;
}

.realtime-device-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-lighter);
}

.realtime-device-item:last-child {
  border-bottom: none;
}

.realtime-device-name {
  font-weight: 500;
}

.realtime-device-count {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
}

/* ============================================
   Settings Section
   ============================================ */
.settings-card {
  max-width: 600px;
}

.settings-content {
  padding: 24px;
}

.settings-group {
  margin-bottom: 24px;
}

.settings-group h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.settings-description {
  font-size: 13px;
  color: var(--color-gray);
  margin-bottom: 16px;
}

.settings-checkboxes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.checkbox-label:hover {
  background: var(--color-background);
}

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

.checkbox-label span {
  font-size: 14px;
  color: var(--color-navy);
}

.settings-actions {
  display: flex;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--color-gray-lighter);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-gray);
  border: 1px solid var(--color-gray-lighter);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--color-gray);
  color: var(--color-navy);
}

/* ============================================
   Collapsible Cards
   ============================================ */
.card.collapsible .card-header {
  cursor: pointer;
  user-select: none;
  position: relative;
}

.card.collapsible .card-header::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%) rotate(0deg);
  border: 5px solid transparent;
  border-top: 6px solid var(--color-gray);
  border-bottom: 0;
  transition: transform 0.2s ease;
  margin-top: 3px;
}

.card.collapsible.collapsed .card-header::before {
  transform: translateY(-50%) rotate(-90deg);
  margin-top: 0;
}

.card.collapsible .card-header h3 {
  padding-left: 16px;
}

.card.collapsible .card-header:hover {
  background: var(--color-background);
}

.card.collapsible .collapsible-content,
.card.collapsible .chart-container,
.card.collapsible .table-container,
.card.collapsible .chart-table-container {
  transition: max-height 0.3s ease, opacity 0.2s ease, padding 0.3s ease;
  overflow: hidden;
}

.card.collapsible.collapsed .collapsible-content,
.card.collapsible.collapsed .chart-container,
.card.collapsible.collapsed .table-container,
.card.collapsible.collapsed .chart-table-container {
  max-height: 0 !important;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
}

.card.collapsible.collapsed {
  height: auto !important;
}

/* ============================================
   Heatmap
   ============================================ */
.heatmap-row {
  margin-bottom: 24px;
}

.heatmap-container {
  padding: 20px;
  overflow-x: auto;
}

.heatmap-grid {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 700px;
}

.heatmap-header {
  display: flex;
  gap: 2px;
  margin-left: 80px;
}

.heatmap-hour-label {
  width: 28px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--color-gray);
  font-weight: 500;
}

.heatmap-row-data {
  display: flex;
  gap: 2px;
  align-items: center;
}

.heatmap-day-label {
  width: 80px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-navy);
  text-align: right;
  padding-right: 8px;
  flex-shrink: 0;
}

.heatmap-cells {
  display: flex;
  gap: 2px;
}

.heatmap-cell {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 600;
  color: var(--color-white);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: default;
  position: relative;
}

.heatmap-cell:hover {
  transform: scale(1.2);
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.heatmap-cell[data-intensity="0"] {
  background: var(--color-gray-lighter);
  color: var(--color-gray);
}

.heatmap-cell[data-intensity="1"] {
  background: #ffe5cc;
  color: var(--color-gray);
}

.heatmap-cell[data-intensity="2"] {
  background: #ffcc99;
  color: var(--color-navy);
}

.heatmap-cell[data-intensity="3"] {
  background: #ffb366;
  color: var(--color-navy);
}

.heatmap-cell[data-intensity="4"] {
  background: #ff9933;
  color: var(--color-white);
}

.heatmap-cell[data-intensity="5"] {
  background: var(--color-primary);
  color: var(--color-white);
}

.heatmap-cell[data-intensity="6"] {
  background: #e5850f;
  color: var(--color-white);
}

.heatmap-cell[data-intensity="7"] {
  background: #cc7300;
  color: var(--color-white);
}

.heatmap-cell[data-intensity="8"] {
  background: #b36300;
  color: var(--color-white);
}

.heatmap-cell[data-intensity="9"] {
  background: var(--color-secondary);
  color: var(--color-white);
}

.heatmap-cell[data-intensity="10"] {
  background: #b31519;
  color: var(--color-white);
}

.heatmap-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-gray-lighter);
}

.heatmap-legend-label {
  font-size: 11px;
  color: var(--color-gray);
}

.heatmap-legend-scale {
  display: flex;
  gap: 2px;
}

.heatmap-legend-item {
  width: 20px;
  height: 14px;
  border-radius: 2px;
}

.heatmap-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-navy);
  color: var(--color-white);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
  z-index: 100;
  margin-bottom: 4px;
  pointer-events: none;
}

.heatmap-cell:hover .heatmap-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
  text-align: center;
  padding: 30px 20px;
  color: var(--color-gray);
}

.empty-state p {
  font-size: 13px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--color-gray);
  font-size: 12px;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1400px) {
  .summary-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1200px) {
  .charts-row {
    grid-template-columns: 1fr;
  }

  .tables-row {
    grid-template-columns: 1fr 1fr;
  }

  .distribution-row {
    grid-template-columns: 1fr 1fr;
  }

  .section-grid {
    grid-template-columns: 1fr;
  }

  .realtime-grid {
    grid-template-columns: 1fr;
  }

  .realtime-trend-card,
  .realtime-pages-card,
  .realtime-events-card,
  .realtime-device-card,
  .realtime-sources-card {
    grid-column: auto;
    grid-row: auto;
  }
}

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

  .tables-row {
    grid-template-columns: 1fr;
  }

  .distribution-row {
    grid-template-columns: 1fr;
  }

  .settings-checkboxes {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .main-wrapper {
    margin-left: 0;
  }

  body.sidebar-collapsed .main-wrapper {
    margin-left: 0;
  }

  .btn-menu-mobile {
    display: flex;
  }

  .header {
    padding: 0 16px;
  }

  .filters-bar {
    top: var(--header-height);
  }

  .filters-row {
    padding: 12px 16px;
    gap: 12px;
  }

  .filter-group {
    flex: 1;
    min-width: 140px;
  }

  .filter-select {
    width: 100%;
    min-width: auto;
  }

  .btn-refresh {
    width: 100%;
    justify-content: center;
  }

  .main-content {
    padding: 16px;
  }

  .summary-card {
    padding: 16px;
    height: 80px;
  }

  .card-value {
    font-size: 22px;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 16px;
  }

  .card-actions,
  .card-filters {
    width: 100%;
  }

  .card-filter-select {
    flex: 1;
  }

  .realtime-counter-value {
    font-size: 48px;
  }

  .realtime-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .summary-cards {
    grid-template-columns: 1fr;
  }

  .filter-actions {
    width: 100%;
    margin-left: 0;
  }

  .btn-export {
    flex: 1;
    justify-content: center;
  }
}

/* Overlay for mobile sidebar */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 199;
}

.sidebar-overlay.active {
  display: block;
}

/* ============================================
   Theme Toggle Button
   ============================================ */
.btn-theme-toggle {
  background: transparent;
  border: 1px solid var(--color-gray-lighter);
  color: var(--color-navy);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-theme-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

[data-theme="dark"] .btn-theme-toggle .icon-sun {
  display: none;
}

[data-theme="dark"] .btn-theme-toggle .icon-moon {
  display: block !important;
}

/* ============================================
   Alerts System
   ============================================ */
.alerts-container {
  position: relative;
}

.btn-alerts {
  background: transparent;
  border: 1px solid var(--color-gray-lighter);
  color: var(--color-navy);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition);
}

.btn-alerts:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.alerts-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--color-error);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

.alerts-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  width: 320px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  margin-top: 8px;
  z-index: 1000;
  overflow: hidden;
}

.alerts-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-gray-lighter);
  background: var(--color-background);
}

.alerts-header h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
}

.btn-alerts-settings {
  background: transparent;
  border: none;
  color: var(--color-gray);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.btn-alerts-settings:hover {
  color: var(--color-primary);
}

.alerts-list {
  max-height: 300px;
  overflow-y: auto;
}

.alerts-empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--color-gray);
  font-size: 13px;
}

.alert-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-gray-lighter);
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.alert-item:last-child {
  border-bottom: none;
}

.alert-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-icon.warning {
  background: rgba(255, 193, 7, 0.15);
  color: var(--color-warning);
}

.alert-icon.error {
  background: rgba(220, 53, 69, 0.15);
  color: var(--color-error);
}

.alert-icon.success {
  background: rgba(40, 167, 69, 0.15);
  color: var(--color-success);
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 2px;
}

.alert-message {
  font-size: 12px;
  color: var(--color-gray);
}

.alert-time {
  font-size: 11px;
  color: var(--color-gray-light);
  margin-top: 4px;
}

/* ============================================
   Export Dropdown
   ============================================ */
.export-dropdown-container {
  position: relative;
}

.export-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  margin-top: 4px;
  z-index: 1000;
  min-width: 160px;
  overflow: hidden;
}

.export-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--color-navy);
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.export-option:hover {
  background: var(--color-background);
  color: var(--color-primary);
}

.export-option svg {
  color: var(--color-gray);
}

.export-option:hover svg {
  color: var(--color-primary);
}


/* ============================================
   Annotations
   ============================================ */
.btn-annotations,
.btn-add-annotation {
  background: var(--color-background);
  border: 1px solid var(--color-gray-lighter);
  color: var(--color-gray);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-annotations:hover,
.btn-add-annotation:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.annotation-marker {
  position: absolute;
  width: 2px;
  background: var(--color-secondary);
  top: 0;
  bottom: 0;
  z-index: 5;
  cursor: pointer;
}

.annotation-marker::before {
  content: '';
  position: absolute;
  top: 0;
  left: -4px;
  width: 10px;
  height: 10px;
  background: var(--color-secondary);
  border-radius: 50%;
}

.annotation-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-navy);
  color: white;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  margin-bottom: 8px;
  z-index: 10;
}

.annotation-marker:hover .annotation-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Settings Grid
   ============================================ */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.settings-card {
  max-width: none;
}

/* Alerts Config */
.alerts-config {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alert-config-item {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.alert-config-item .checkbox-label {
  flex: 0 0 auto;
  min-width: 200px;
}

.alert-threshold-input {
  width: 70px;
  padding: 6px 10px;
  border: 1px solid var(--color-gray-lighter);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-navy);
  background: var(--color-white);
}

.settings-note {
  margin-top: 16px;
  padding: 12px;
  background: rgba(247, 148, 29, 0.1);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--color-primary-dark);
}

/* ============================================
   Modals
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal.modal-lg {
  max-width: 600px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-gray-lighter);
}

.modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--color-gray);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--color-navy);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 20px;
  border-top: 1px solid var(--color-gray-lighter);
}

.form-group {
  margin-bottom: 16px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.annotation-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px 12px;
  border: 1px solid var(--color-gray-lighter);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-navy);
  resize: vertical;
}

.annotation-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.annotation-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  background: var(--color-background);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.annotation-item-content {
  flex: 1;
}

.annotation-item-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-gray);
  margin-bottom: 4px;
}

.annotation-item-text {
  font-size: 14px;
  color: var(--color-navy);
}

.annotation-item-delete {
  background: transparent;
  border: none;
  color: var(--color-gray);
  cursor: pointer;
  padding: 4px;
  transition: var(--transition);
}

.annotation-item-delete:hover {
  color: var(--color-error);
}

/* ============================================
   Compare Period Line (Dashed)
   ============================================ */
.compare-line {
  border-style: dashed !important;
  border-width: 2px !important;
}

/* ============================================
   Responsive Adjustments for New Features
   ============================================ */
@media (max-width: 1200px) {
  .metrics-advanced-row {
    grid-template-columns: 1fr;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .goal-input-group {
    grid-template-columns: 1fr 1fr;
  }

  .alerts-dropdown {
    width: 280px;
    right: -50px;
  }
}