:root {
  --bg-app: #f0f0f0;
  --bg-surface: #ffffff;
  --bg-sidebar: #fafafa;
  --bg-hover: #eef2f5;
  --bg-header: #ffffff;
  
  --border-color: #d1d5db;
  --border-dark: #9ca3af;
  
  --text-main: #111827;
  --text-muted: #6b7280;
  
  --primary: #0056b3;
  --primary-hover: #004494;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --success: #16a34a;
  --warning: #ca8a04;
  
  --font-ui: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

body {
  font-family: var(--font-ui);
  background-color: var(--bg-app);
  color: var(--text-main);
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

/* Utilities */
.hidden { display: none !important; }
.mono { font-family: var(--font-mono); }
.text-muted { color: var(--text-muted); }
.align-right { text-align: right; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.mb-15 { margin-bottom: 15px; }
.ms-auto { margin-left: auto; }
.mobile-only { display: none !important; }

/* --- AUTHENTICATION --- */
.auth-wrapper {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-app);
  background-image: linear-gradient(var(--border-color) 1px, transparent 1px), linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: center;
  padding: 15px; /* Spazio per mobile */
}

.auth-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-dark);
  width: 100%;
  max-width: 380px;
  padding: 30px;
  box-shadow: 4px 4px 0px rgba(0,0,0,0.05);
}

.auth-header { text-align: center; margin-bottom: 30px; }
.auth-header .icon-lg { width: 32px; height: 32px; color: var(--text-main); margin-bottom: 10px; }
.auth-header h1 { font-size: 16px; font-weight: 700; font-family: var(--font-mono); letter-spacing: -0.5px; }
.auth-header p { font-size: 12px; color: var(--text-muted); margin-top: 5px; }

.form-row { margin-bottom: 15px; }
.form-row label { display: block; font-family: var(--font-mono); font-size: 11px; font-weight: 700; margin-bottom: 5px; color: var(--text-main); }
.form-row input {
  width: 100%; padding: 8px 10px; font-family: var(--font-mono); font-size: 13px;
  border: 1px solid var(--border-color); background: var(--bg-surface); outline: none;
}
.form-row input:focus { border-color: var(--primary); }
.error-box { background: #fee2e2; border: 1px solid #f87171; color: #b91c1c; padding: 10px; font-family: var(--font-mono); font-size: 11px; margin-bottom: 15px; }

/* --- BUTTONS --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 16px; font-family: var(--font-ui); font-size: 12px; font-weight: 600;
  cursor: pointer; border: 1px solid; transition: none; background: transparent;
}
.btn i { width: 14px; height: 14px; }
.btn-small { padding: 4px 10px; font-size: 11px; }
.btn-full { width: 100%; }
.btn-icon { padding: 6px; border-color: transparent; }
.btn-icon:hover { background: var(--bg-hover); border-color: var(--border-color); }

.btn-primary { background: var(--primary); border-color: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-default { background: var(--bg-surface); border-color: var(--border-color); color: var(--text-main); }
.btn-default:hover { background: var(--bg-hover); border-color: var(--border-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: white; }
.btn-danger:hover { background: var(--danger-hover); border-color: var(--danger-hover); }

.btn[disabled] {
  opacity: 0.6;
  cursor: default;
}

.btn-busy {
  position: relative;
}

/* --- LAYOUT --- */
.app-layout { display: flex; height: 100vh; overflow: hidden; background: var(--bg-app); position: relative; }

/* SIDEBAR & OVERLAY */
.sidebar-overlay {
  position: absolute; inset: 0; background: rgba(0, 0, 0, 0.4); z-index: 40;
  display: none;
}
.sidebar {
  width: 250px; background: var(--bg-sidebar); border-right: 1px solid var(--border-color);
  display: flex; flex-direction: column; flex-shrink: 0; z-index: 50;
  transition: transform 0.15s ease-out; /* Animazione rapida e tecnica */
}
.brand { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; align-items: center; gap: 10px; background: var(--bg-surface); }
.brand i { width: 24px; height: 24px; }
.brand-title { font-family: var(--font-mono); font-weight: 700; font-size: 14px; }
.brand-sub { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

.nav-menu { flex: 1; padding: 10px 0; overflow-y: auto; }
.nav-header { font-family: var(--font-mono); font-size: 10px; font-weight: 700; color: var(--text-muted); padding: 15px 20px 5px; }
.nav-menu button {
  width: 100%; display: flex; align-items: center; gap: 10px;
  padding: 8px 20px; background: transparent; border: none; border-left: 3px solid transparent;
  text-align: left; font-size: 13px; color: var(--text-main); cursor: pointer;
}
.nav-menu button i { width: 16px; height: 16px; color: var(--text-muted); }
.nav-menu button:hover { background: var(--bg-hover); }
.nav-menu button.active { background: #e0e7ff; border-left-color: var(--primary); font-weight: 600; color: var(--primary); }
.nav-menu button.active i { color: var(--primary); }

.sidebar-footer { padding: 15px 20px; border-top: 1px solid var(--border-color); background: var(--bg-surface); }
.status-indicator { font-family: var(--font-mono); font-size: 11px; display: flex; justify-content: space-between; align-items: center; }
.status-value { font-weight: 700; }
.status-value.ok { color: var(--success); }
.status-value.err { color: var(--danger); }
.status-value.unknown { color: var(--warning); }

.status-value.pending {
  color: var(--warning);
  animation: status-pulse 0.8s infinite alternate;
}

@keyframes status-pulse {
  from { opacity: 0.5; }
  to { opacity: 1; }
}

/* WORKSPACE */
.workspace { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.toolbar {
  height: 50px; background: var(--bg-header); border-bottom: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: space-between; padding: 0 20px;
}
.toolbar-left { display: flex; align-items: center; gap: 15px; }
.breadcrumb { font-family: var(--font-mono); font-size: 14px; font-weight: 700; text-transform: uppercase; }
.toolbar-actions { display: flex; align-items: center; gap: 8px; }
.separator { width: 1px; height: 20px; background: var(--border-color); margin: 0 5px; }

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

/* --- PANELS & GRIDS --- */
.view-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.panel-header { padding: 12px 20px; border-bottom: 1px solid var(--border-color); background: var(--bg-sidebar); }
.panel-header h2 { font-family: var(--font-mono); font-size: 12px; font-weight: 700; color: var(--text-main); }

.metrics-grid { display: flex; border-bottom: 1px solid var(--border-color); }
.metrics-grid:last-child { border-bottom: none; }
.metric-box { flex: 1; padding: 20px; border-right: 1px solid var(--border-color); display: flex; flex-direction: column; }
.metric-box:last-child { border-right: none; }
.metric-title { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); margin-bottom: 10px; }
.metric-value { font-family: var(--font-mono); font-size: 28px; font-weight: 400; }

.metric-box.detailed { padding: 0; }
.box-header { padding: 10px 15px; border-bottom: 1px dotted var(--border-color); font-family: var(--font-mono); font-size: 11px; font-weight: 700; display: flex; align-items: center; gap: 8px; background: var(--bg-app); }
.box-content { padding: 15px; font-size: 12px; line-height: 1.6; }

/* SPLIT VIEW (Yollgo) */
.split-view { display: flex; min-height: 400px; }
.split-left { width: 300px; border-right: 1px solid var(--border-color); display: flex; flex-direction: column; }
.split-right { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.control-panel { padding: 20px; }
.action-stack { display: flex; flex-direction: column; gap: 10px; }

/* --- CONSOLE / TERMINAL --- */
.console-output {
  flex: 1; background: #1e1e1e; color: #d4d4d4; padding: 15px; margin: 0; border: none;
  font-family: var(--font-mono); font-size: 12px; line-height: 1.5; overflow-y: auto; max-height: 600px;
}

.console-output.fullscreen {
  max-height: none;
  height: 100%;
}

.logs-fullscreen {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logs-fullscreen-inner {
  width: 90%;
  height: 90%;
  background: #111827;
  border: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
}

.logs-fullscreen-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #020617;
  color: #e5e7eb;
}

/* --- DATA TABLES --- */
.table-container {
  width: 100%;
  overflow-x: auto;
  overflow-y: auto;
  max-height: calc(100vh - 160px);
}
.data-table { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 12px; min-width: 700px; }
.data-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--bg-sidebar);
  color: var(--text-muted);
  font-weight: 700;
  font-size: 11px;
  text-align: left;
  padding: 10px 15px;
  border-bottom: 1px solid var(--border-dark);
  white-space: nowrap;
}
.data-table td { padding: 10px 15px; border-bottom: 1px solid var(--border-color); white-space: nowrap; }
.data-table tbody tr:nth-child(even) { background-color: var(--bg-app); }
.data-table tbody tr:hover { background-color: #e0e7ff; }

.lbl { padding: 2px 6px; font-size: 10px; font-weight: 700; border: 1px solid; }
.lbl-success { color: var(--success); border-color: var(--success); background: #f0fdf4; }
.lbl-warning { color: var(--warning); border-color: var(--warning); background: #fefce8; }
.lbl-danger { color: var(--danger); border-color: var(--danger); background: #fef2f2; }

/* --- SHOPS FILTERS --- */
.shops-filters {
  display: flex;
  gap: 16px;
  align-items: center;
}
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
}
.filter-group select {
  padding: 4px 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  font-size: 11px;
}

/* --- PRODUCT SEARCH --- */
.product-search { padding: 15px 20px 20px; display: flex; flex-direction: column; gap: 15px; }
.product-search-bar { display: flex; flex-direction: column; gap: 8px; }
.product-search-controls { display: flex; gap: 8px; align-items: center; }
.product-search-controls input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  font-size: 12px;
  height: 42px;
  box-sizing: border-box;
}
.product-search-status { font-size: 11px; margin-top: 2px; }

.product-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
  margin-top: 10px;
}
.product-card {
  border: 1px solid var(--border-color);
  background: #f9fafb;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.product-card-image {
  width: 100%;
  max-height: 140px;
  object-fit: contain;
  margin-bottom: 6px;
  background: #fff;
  border: 1px solid var(--border-color);
}
.product-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
}
.product-card-title {
  font-weight: 700;
}
.product-card-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  font-size: 10px;
}
.product-card-body {
  font-size: 11px;
  line-height: 1.5;
}
.product-card-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 4px;
}
.product-card-footer {
  font-family: var(--font-mono);
  font-size: 11px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  margin-top: 4px;
}

.product-images { display: flex; flex-direction: column; min-width: 0; }
.sub-header { padding: 6px 10px; border-bottom: 1px solid var(--border-color); background: var(--bg-sidebar); font-size: 11px; }

.product-images-grid {
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  overflow-y: auto;
  max-height: 480px;
  background: #f9fafb;
  border-top: 1px solid var(--border-color);
}
.product-images-grid .img-cell {
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-images-grid img {
  max-width: 100%;
  max-height: 160px;
  display: block;
}
.product-images-grid .img-cell span {
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
}

/* Scrollbars */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-app); border-left: 1px solid var(--border-color); }
::-webkit-scrollbar-thumb { background: #c1c1c1; border: 1px solid var(--bg-app); }

/* ========================================================= */
/* MOBILE RESPONSIVENESS                   */
/* ========================================================= */
@media (max-width: 850px) {
  .mobile-only { display: inline-flex !important; }
  .hide-mobile { display: none !important; }

  /* App Layout per Mobile */
  .app-layout { flex-direction: column; }
  
  /* Sidebar Off-canvas */
  .sidebar {
    position: absolute; top: 0; left: 0; bottom: 0;
    transform: translateX(-100%);
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.open { display: block; }

  /* Header e Content */
  .toolbar { padding: 0 10px; height: 50px; }
  .content-body { padding: 10px; }

  /* Griglie metriche collassate */
  .metrics-grid { flex-direction: column; border-bottom: none; }
  .metric-box { border-right: none; border-bottom: 1px solid var(--border-color); }
  .metrics-grid:last-child .metric-box:last-child { border-bottom: none; }
  
  /* Aggiungo un bordo divisorio tra i blocchi grid */
  .metrics-grid:not(:last-child) { border-bottom: 1px solid var(--border-color); }

  /* Split View Yollgo collassato */
  .split-view { flex-direction: column; }
  .split-left { width: 100%; border-right: none; border-bottom: 1px solid var(--border-color); }
  
  /* Auth Box fix */
  .auth-box { padding: 20px; }
}