/* ==========================================================================
   INDIA RAINFALL PREDICTION & HYDROCLIMATIC DASHBOARD
   Academic / Editorial White Presentation Theme
   ========================================================================== */

:root {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-hover: #f8fafc;
  
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-focus: #3b82f6;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --color-primary: #1e3a8a;       /* Deep IMD Navy */
  --color-primary-light: #eff6ff;
  --color-primary-hover: #172554;
  
  --color-accent: #0284c7;        /* Sky Precipitation Cyan */
  --color-monsoon: #0369a1;
  
  --color-success: #059669;       /* Emerald Increasing / Safe */
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;
  
  --color-danger: #e11d48;        /* Crimson Decreasing / Deficit */
  --color-danger-bg: #fff1f2;
  --color-danger-border: #fecdd3;
  
  --color-warning: #d97706;       /* Amber Warning */
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;
  
  --color-stable: #475569;        /* Slate Stable */
  --color-stable-bg: #f1f5f9;
  --color-stable-border: #cbd5e1;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --font-serif: "Georgia", "Cambria", "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.dashboard-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 32px 64px 32px;
}

/* ==========================================================================
   HEADER SECTION
   ========================================================================== */
.header-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

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

.title-area h1 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.title-area p {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 860px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  border: 1px solid transparent;
}

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

.btn-outline {
  background: var(--bg-card);
  border-color: var(--border-medium);
  color: var(--text-secondary);
}
.btn-outline:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
}

.header-metadata {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.meta-chip strong {
  color: var(--text-primary);
}

.meta-chip .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
}

/* ==========================================================================
   KPI HERO SECTION
   ========================================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--border-light);
}

.kpi-card.kpi-primary::before { background: var(--color-primary); }
.kpi-card.kpi-wet::before { background: #0284c7; }
.kpi-card.kpi-dry::before { background: #d97706; }
.kpi-card.kpi-monsoon::before { background: #0d9488; }
.kpi-card.kpi-trend::before { background: #6366f1; }
.kpi-card.kpi-forecast::before { background: #0891b2; }

.kpi-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 4px;
  font-feature-settings: "tnum";
}

.kpi-subtext {
  font-size: 12px;
  color: var(--text-secondary);
}

.kpi-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  margin-top: 4px;
}

/* ==========================================================================
   NAVIGATION & GLOBAL CONTROLS
   ========================================================================== */
.controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

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

.control-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.segmented-pill {
  display: inline-flex;
  background: var(--bg-subtle);
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid var(--border-light);
}

.pill-btn {
  border: none;
  background: transparent;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s ease;
}

.pill-btn.active {
  background: var(--bg-card);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.search-box {
  position: relative;
  min-width: 260px;
}

.search-input {
  width: 100%;
  padding: 8px 12px 8px 34px;
  font-size: 13px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  outline: none;
  background: var(--bg-card);
  color: var(--text-primary);
}

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

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* ==========================================================================
   PANEL LAYOUTS & CARDS
   ========================================================================== */
.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

@media (max-width: 1024px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 12px;
}

.panel-header h2 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.panel-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

.panel-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart-container {
  width: 100%;
  min-height: 400px;
  position: relative;
}

/* ==========================================================================
   PLOTLY MODEBAR (TOOLBAR) POSITIONING & STYLING
   Ensures toolbar icons never visually collide with chart title text
   ========================================================================== */
.js-plotly-plot .plotly .modebar-container {
  top: 6px !important;
  right: 12px !important;
  z-index: 1000 !important;
}

.js-plotly-plot .plotly .modebar {
  background: rgba(255, 255, 255, 0.92) !important;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 2px 6px !important;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  display: flex !important;
  align-items: center;
  gap: 2px;
}

.js-plotly-plot .plotly .modebar-btn {
  padding: 3px 4px !important;
  border-radius: 4px;
  transition: background-color var(--transition-fast);
}

.js-plotly-plot .plotly .modebar-btn:hover {
  background-color: var(--primary-light) !important;
}

.js-plotly-plot .plotly .modebar-btn svg {
  fill: var(--text-secondary) !important;
}

.js-plotly-plot .plotly .modebar-btn:hover svg {
  fill: var(--primary) !important;
}

/* ==========================================================================
   HISTORICAL TREND & PREDICTION EXPLORER (FEATURED PANEL)
   ========================================================================== */
.featured-panel {
  border: 2px solid var(--border-light);
  background: var(--bg-card);
}

.explorer-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 18px;
}

.region-selector-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-grow: 1;
  max-width: 480px;
}

.select-input {
  flex-grow: 1;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  cursor: pointer;
  outline: none;
}

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

.model-toggles {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.checkbox-label input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.color-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.explorer-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.sub-stat-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.sub-stat-title {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 2px;
}

.sub-stat-val {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.sub-stat-sub {
  font-size: 11px;
  color: var(--text-secondary);
}

/* Prediction Model Comparison Cards */
.forecast-comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.forecast-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px;
  background: var(--bg-card);
  position: relative;
}

.forecast-card.highlight-best {
  border: 2px solid var(--color-success);
  background: #f0fdf4;
}

.forecast-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.forecast-model-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.forecast-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 6px;
}

.departure-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.departure-pill.above {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success-border);
}

.departure-pill.below {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid var(--color-danger-border);
}

.departure-pill.normal {
  background: var(--color-stable-bg);
  color: var(--color-stable);
  border: 1px solid var(--color-stable-border);
}

/* ==========================================================================
   DATA TABLE STYLES
   ========================================================================== */
.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

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

.filter-btn {
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-btn.active {
  background: var(--color-primary);
  color: var(--text-inverse);
  border-color: var(--color-primary);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
  white-space: nowrap;
}

.data-table th {
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 2px solid var(--border-light);
  position: sticky;
  top: 0;
  cursor: pointer;
  user-select: none;
}

.data-table th:hover {
  color: var(--text-primary);
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

.data-table tbody tr:hover {
  background-color: #f8fafc;
}

.data-table tr.selected-row {
  background-color: var(--color-primary-light);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-increasing {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success-border);
}

.badge-decreasing {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid var(--color-danger-border);
}

.badge-stable {
  background: var(--color-stable-bg);
  color: var(--color-stable);
  border: 1px solid var(--color-stable-border);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 4px;
}

/* ==========================================================================
   METHODOLOGY / ACADEMIC NOTES SECTION
   ========================================================================== */
.methodology-box {
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 16px;
}

.methodology-box h3 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  font-size: 13px;
  color: var(--text-secondary);
}

.methodology-grid strong {
  color: var(--text-primary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  text-align: center;
  padding: 32px 0 16px 0;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  margin-top: 40px;
}

/* ==========================================================================
   PRINT / ASSIGNMENT SCREENSHOT OPTIMIZATIONS
   ========================================================================== */
@media print {
  body {
    background: #ffffff;
  }
  .dashboard-container {
    max-width: 100%;
    padding: 0;
  }
  .header-actions, .controls-bar, .table-toolbar, .btn, .btn-sm {
    display: none !important;
  }
  .panel-card {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #cbd5e1;
    margin-bottom: 20px;
  }
}