/* ═══════════════════════════════════════════════════════════════
   GESTIONALE POLIZZE - DESIGN SYSTEM
   Premium dark theme with glassmorphism
   ═══════════════════════════════════════════════════════════════ */

/* ─── CSS CUSTOM PROPERTIES ──────────────────────────────────── */
:root {
  /* Background */
  --bg-primary: #07080d;
  --bg-secondary: #0f1117;
  --bg-surface: #161822;
  --bg-elevated: #1c1f2e;
  --bg-hover: #232738;

  /* Accent colors */
  --primary: #7c5cfc;
  --primary-light: #9b82fc;
  --primary-dark: #5a3ad8;
  --primary-glow: rgba(124, 92, 252, 0.25);

  /* Status colors */
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --success-border: rgba(34, 197, 94, 0.25);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.25);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --danger-border: rgba(239, 68, 68, 0.25);
  --info: #38bdf8;
  --info-bg: rgba(56, 189, 248, 0.1);

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #8b92a8;
  --text-muted: #525a72;

  /* Borders */
  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: 20px;

  /* Shadows */
  --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 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(124, 92, 252, 0.15);

  /* Spacing */
  --header-height: 68px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── RESET & BASE ───────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated background gradient */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(124, 92, 252, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(56, 189, 248, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ─── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-hover);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ─── HEADER ─────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 8, 13, 0.8);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  height: var(--header-height);
}

.header-content {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-glow);
}

.logo-icon svg {
  width: 22px;
  height: 22px;
}

.logo h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

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

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 2px 8px rgba(124, 92, 252, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(124, 92, 252, 0.4);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-accent {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: white;
  box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
}

.btn-accent:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.4);
}

.btn-accent:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

/* Toast notifications */
.toast {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  animation: slideDown 0.3s ease;
  transition: opacity 0.3s ease;
}

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

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

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

.btn-danger-outline {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
}

.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.btn-icon-success {
  color: var(--success);
  border-color: var(--success-border);
}

.btn-icon-success:hover {
  background: var(--success-bg);
  color: var(--success);
  border-color: var(--success);
}

.btn-icon-danger {
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.2);
}

.btn-icon-danger:hover {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger);
}

.btn-icon-warning {
  color: var(--warning);
  border-color: var(--warning-border);
}

.btn-icon-warning:hover {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: var(--warning);
}

/* ─── MAIN LAYOUT ────────────────────────────────────────────── */
.main {
  position: relative;
  z-index: 1;
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px;
}

/* ─── LOADING OVERLAY ────────────────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(7, 8, 13, 0.9);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-slow);
}

.loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--bg-elevated);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

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

.loading-spinner p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ─── ERROR BANNER ───────────────────────────────────────────── */
.error-banner {
  background: var(--danger-bg);
  border: 1px solid var(--danger-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--danger);
  animation: slideDown 0.3s ease;
}

.error-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--danger);
  font-size: 1.3rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.error-close:hover {
  opacity: 1;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── KPI DASHBOARD ──────────────────────────────────────────── */
.dashboard {
  margin-bottom: 24px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.kpi-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  overflow: hidden;
  transition: all var(--transition-base);
  animation: fadeInUp 0.5s ease both;
}

.kpi-card:nth-child(1) { animation-delay: 0ms; }
.kpi-card:nth-child(2) { animation-delay: 80ms; }
.kpi-card:nth-child(3) { animation-delay: 160ms; }
.kpi-card:nth-child(4) { animation-delay: 240ms; }

.kpi-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Glow accents per card */
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.kpi-total::before { background: linear-gradient(90deg, var(--primary), transparent); }
.kpi-amount::before { background: linear-gradient(90deg, var(--info), transparent); }
.kpi-pending::before { background: linear-gradient(90deg, var(--warning), transparent); }
.kpi-done::before { background: linear-gradient(90deg, var(--success), transparent); }

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kpi-icon svg {
  width: 24px;
  height: 24px;
}

.kpi-total .kpi-icon {
  background: rgba(124, 92, 252, 0.12);
  color: var(--primary-light);
}

.kpi-amount .kpi-icon {
  background: var(--info-bg);
  color: var(--info);
}

.kpi-pending .kpi-icon {
  background: var(--warning-bg);
  color: var(--warning);
}

.kpi-done .kpi-icon {
  background: var(--success-bg);
  color: var(--success);
}

.kpi-data {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.kpi-value {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.kpi-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 2px;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── CHARTS ─────────────────────────────────────────────────── */
.charts-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  animation: fadeInUp 0.5s ease 0.3s both;
}

.chart-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-base);
}

.chart-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.chart-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.chart-wrapper {
  position: relative;
  height: 220px;
}

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

/* ─── TABLE SECTION ──────────────────────────────────────────── */
.table-section {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: fadeInUp 0.5s ease 0.4s both;
}

/* Toolbar */
.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.toolbar-left {
  flex: 1;
  min-width: 220px;
  max-width: 380px;
}

.search-wrapper {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 10px 14px 10px 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  outline: none;
  transition: all var(--transition-fast);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-select {
  padding: 9px 32px 9px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  outline: none;
  transition: all var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b92a8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}

.filter-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.filter-select option {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

/* Table info */
.table-info {
  padding: 10px 24px;
  font-size: 0.78rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
}

/* Data table */
.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.data-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  user-select: none;
}

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

.data-table th.sortable {
  cursor: pointer;
  transition: color var(--transition-fast);
}

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

.sort-indicator {
  display: inline-block;
  margin-left: 4px;
  opacity: 0.4;
  font-size: 0.7rem;
}

.sort-indicator::after {
  content: '⇅';
}

th.sort-asc .sort-indicator::after {
  content: '↑';
}

th.sort-desc .sort-indicator::after {
  content: '↓';
}

th.sort-asc .sort-indicator,
th.sort-desc .sort-indicator {
  opacity: 1;
  color: var(--primary-light);
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  transition: background var(--transition-fast);
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

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

.data-table tbody tr.row-incassato {
  opacity: 0.6;
}

.data-table tbody tr.row-incassato:hover {
  opacity: 0.85;
}

.data-table tbody tr.row-scaduto {
  border-left: 3px solid var(--danger);
}

/* Cell formatting */
.cell-nominativo {
  font-weight: 500;
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cell-importo {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.cell-importo-zero {
  color: var(--text-muted);
}

.cell-data {
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}

.cell-mora-scaduta {
  color: var(--danger) !important;
  font-weight: 600;
}

.cell-ramo {
  font-variant-numeric: tabular-nums;
}

/* Type badges */
.badge-tipo {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}

.badge-tipo-appendice {
  background: rgba(124, 92, 252, 0.12);
  color: var(--primary-light);
}

.badge-tipo-frazionamento {
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
}

.badge-tipo-rinnovo {
  background: rgba(56, 189, 248, 0.12);
  color: var(--info);
}

/* Stato badges */
.badge-stato {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.badge-stato:hover {
  transform: scale(1.05);
}

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

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

.badge-stato-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.badge-arretrato .badge-stato-dot {
  background: var(--warning);
}

.badge-incassato .badge-stato-dot {
  background: var(--success);
}

/* Action buttons */
.action-cell {
  display: flex;
  gap: 6px;
}

/* ─── PAGINATION ─────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 18px 24px;
  border-top: 1px solid var(--border);
}

.page-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.page-btn:hover:not(.active):not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}

.page-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(124, 92, 252, 0.3);
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.page-ellipsis {
  color: var(--text-muted);
  padding: 0 4px;
}

/* ─── MODAL ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

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

.modal {
  width: 95%;
  max-width: 560px;
  max-height: 85vh;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

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

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.modal-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.3rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

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

/* Modal detail rows */
.detail-grid {
  display: grid;
  gap: 14px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 14px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.detail-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-value {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: right;
}

.detail-importo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-light);
}

.detail-actions {
  margin-top: 20px;
  display: flex;
  gap: 10px;
}

.detail-actions .btn {
  flex: 1;
  justify-content: center;
  padding: 12px;
}

/* ─── TOAST NOTIFICATIONS ────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 280px;
  max-width: 400px;
  animation: toastIn 0.35s ease;
  backdrop-filter: blur(16px);
}

.toast.toast-out {
  animation: toastOut 0.3s ease forwards;
}

.toast-success {
  border-left: 3px solid var(--success);
}

.toast-warning {
  border-left: 3px solid var(--warning);
}

.toast-error {
  border-left: 3px solid var(--danger);
}

.toast-info {
  border-left: 3px solid var(--info);
}

.toast-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.toast-message {
  font-size: 0.84rem;
  color: var(--text-primary);
  font-weight: 500;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(40px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateX(40px) scale(0.95);
  }
}

/* ─── WELCOME / DROP ZONE ────────────────────────────────────── */
.welcome-section {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height) - 80px);
  animation: fadeInUp 0.6s ease both;
}

.drop-zone {
  position: relative;
  width: 100%;
  max-width: 600px;
  padding: 60px 40px;
  text-align: center;
  background: var(--glass-bg);
  border: 2px dashed rgba(124, 92, 252, 0.3);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
}

.drop-zone:hover {
  border-color: var(--primary);
  background: rgba(124, 92, 252, 0.05);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.drop-zone.drag-over {
  border-color: var(--primary-light);
  background: rgba(124, 92, 252, 0.1);
  transform: scale(1.02);
  box-shadow: 0 0 40px rgba(124, 92, 252, 0.25);
}

.drop-zone-icon {
  color: var(--primary);
  margin-bottom: 20px;
  opacity: 0.7;
  transition: all var(--transition-base);
}

.drop-zone:hover .drop-zone-icon {
  opacity: 1;
  transform: translateY(-4px);
}

.drop-zone h2 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.drop-zone p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.drop-zone-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 6px 14px;
  background: var(--bg-secondary);
  border-radius: 100px;
  display: inline-block;
}

.welcome-section.hidden {
  display: none;
}

/* ─── EMPTY STATE ────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 24px;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.empty-state-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  opacity: 0.6;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main {
    padding: 16px;
  }

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

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

  .table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-left {
    max-width: 100%;
  }

  .filter-group {
    width: 100%;
  }

  .filter-select {
    flex: 1;
  }

  .header-content {
    flex-direction: column;
    height: auto;
    padding: 12px 16px;
    gap: 10px;
  }

  .header {
    height: auto;
  }

  .btn span {
    display: none;
  }
}