/* ==========================================
   CSS VARIABLE TOKENS & RESET
   ========================================== */
:root {
  --font-title: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Color Palette */
  --bg-main: #070a13;
  --bg-surface: rgba(17, 24, 39, 0.6);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(16, 185, 129, 0.4);
  
  --color-primary: #10b981; /* Emerald Green */
  --color-primary-hover: #059669;
  --color-secondary: #0ea5e9; /* Light Blue */
  --color-accent: #f59e0b; /* Amber Gold */
  
  --color-danger: #ef4444;
  --color-success: #10b981;
  --color-text-main: #f3f4f6;
  --color-text-muted: #9ca3af;
  --color-text-dark: #1f2937;
  
  /* Glassmorphism settings */
  --card-blur: blur(16px);
  --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--color-text-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
}

/* ==========================================
   AMBIENT GLOW SPHERES
   ========================================== */
.glow-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.glow-sphere {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.15;
}

.sphere-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
  top: -100px;
  right: -50px;
}

.sphere-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-secondary) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
}

/* ==========================================
   APP CONTAINER & LAYOUT
   ========================================== */
.app-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Glass Card Helper */
.glass-card {
  background: var(--bg-surface);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  transition: var(--transition-normal);
}

/* ==========================================
   HEADER SECTION
   ========================================== */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: rgba(17, 24, 39, 0.4);
  backdrop-filter: var(--card-blur);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #047857 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: white;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}

.logo-text h1 {
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-text h1 span {
  color: var(--color-primary);
}

.logo-text p {
  font-size: 13px;
  color: var(--color-text-muted);
}

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

.excel-status {
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(16, 185, 129, 0.2);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
  font-family: var(--font-title);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(90deg, var(--color-primary) 0%, #059669 100%);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.btn-glow {
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.2);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* ==========================================
   METRICS GRID
   ========================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.metric-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
}

.metric-card.highlight-card {
  border-color: rgba(245, 158, 11, 0.3);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.1);
}

.metric-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: white;
}

.bg-emerald {
  background: linear-gradient(135deg, #10b981 0%, #047857 100%);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.2);
}

.bg-blue {
  background: linear-gradient(135deg, #0ea5e9 0%, #0369a1 100%);
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.2);
}

.bg-gold {
  background: linear-gradient(135deg, #f59e0b 0%, #b45309 100%);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.2);
}

.bg-purple {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.2);
}

.metric-info h3 {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.metric-value {
  font-family: var(--font-title);
  font-size: 24px;
  font-weight: 700;
  margin: 4px 0 2px 0;
  letter-spacing: -0.5px;
}

.text-gold {
  color: var(--color-accent);
}

.metric-subtext {
  font-size: 12px;
  color: var(--color-text-muted);
  display: block;
}

/* ==========================================
   DASHBOARD CONTENT LAYOUT
   ========================================== */
.dashboard-content {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 24px;
  align-items: start;
}

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

/* Card Header styles */
.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-header h2 i {
  color: var(--color-primary);
}

.card-subtitle {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
  display: block;
}

/* ==========================================
   DASHBOARD TABLES
   ========================================== */
.table-section {
  overflow: hidden;
}

.table-container {
  overflow-x: auto;
}

.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.dashboard-table th {
  padding: 14px 20px;
  font-family: var(--font-title);
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(255, 255, 255, 0.02);
}

.dashboard-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  color: var(--color-text-main);
  vertical-align: middle;
}

.dashboard-table tbody tr {
  transition: var(--transition-fast);
  cursor: pointer;
}

.dashboard-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.dashboard-table tbody tr.active-row {
  background: rgba(16, 185, 129, 0.05);
  border-left: 3px solid var(--color-primary);
}

/* Specific Cell styling */
.cell-bold {
  font-weight: 600;
  font-family: var(--font-title);
}

.cell-secondary {
  color: var(--color-text-muted);
  font-size: 13px;
}

.badge-agronomy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.badge-agronomy.selected {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-primary);
  border-color: rgba(16, 185, 129, 0.2);
}

.badge-agronomy.empty {
  background: rgba(239, 68, 68, 0.05);
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.15);
  font-style: italic;
}

/* Compact Tables */
.compact-table .dashboard-table td,
.compact-table .dashboard-table th {
  padding: 10px 14px;
  font-size: 12px;
}

/* ==========================================
   SIDEBAR & CHARTS
   ========================================== */
.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.chart-card {
  padding-bottom: 20px;
}

.chart-container {
  padding: 16px 20px;
  position: relative;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-placeholder {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 13px;
  max-width: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.chart-placeholder i {
  font-size: 32px;
  color: rgba(255, 255, 255, 0.1);
}

canvas {
  max-width: 100% !important;
}

/* ==========================================
   MODAL DIALOG / DROPDOWN SELECTOR
   ========================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  margin: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(30px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.open .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 h3 {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-main);
}

.modal-header p {
  font-size: 13px;
  color: var(--color-text-muted);
}

.modal-close-btn {
  font-size: 28px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
  line-height: 1;
}

.modal-close-btn:hover {
  color: var(--color-text-main);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-instruction {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

/* Quotes Grid inside Modal */
.quotes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.quote-option-card {
  padding: 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition-fast);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  align-items: center;
  gap: 12px;
}

.quote-option-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateX(4px);
}

.quote-option-card.selected-quote {
  background: rgba(16, 185, 129, 0.06);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.1);
}

.quote-supplier-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.quote-supplier-name {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 15px;
}

.quote-brand {
  font-size: 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}

.quote-price-info,
.quote-total-info {
  display: flex;
  flex-direction: column;
  text-align: right;
}

.quote-label {
  font-size: 10px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.quote-value {
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 600;
}

.quote-value-total {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 16px;
  color: var(--color-text-main);
}

.quote-badge-area {
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-cheapest {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-primary);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-selected-status {
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-secondary);
  border: 1px solid rgba(14, 165, 233, 0.3);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================
   TOAST NOTIFICATIONS
   ========================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

.toast {
  padding: 16px 20px;
  border-radius: 12px;
  color: white;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  pointer-events: auto;
  max-width: 380px;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-success {
  background: rgba(16, 185, 129, 0.95);
  border: 1px solid #10b981;
}

.toast-error {
  background: rgba(239, 68, 68, 0.95);
  border: 1px solid #ef4444;
}

/* ==========================================
   FOOTER
   ========================================== */
.app-footer {
  text-align: center;
  padding: 24px 0;
  color: var(--color-text-muted);
  font-size: 12px;
  border-top: 1px solid var(--border-color);
  margin-top: 24px;
}

/* ==========================================
   RESPONSIVE DESIGN ADAPTATIONS
   ========================================== */
@media (max-width: 768px) {
  .logo-text h1 {
    font-size: 20px;
  }
  
  .logo-text p {
    display: none;
  }
  
  .excel-status {
    display: none;
  }
  
  .quote-option-card {
    grid-template-columns: 1fr;
    text-align: left;
    gap: 8px;
    padding: 14px;
  }
  
  .quote-price-info,
  .quote-total-info {
    text-align: left;
  }
  
  .quote-badge-area {
    justify-content: flex-start;
    margin-top: 4px;
  }
}