:root {
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #3b82f6;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-bg: #e2e8f0;
  --secondary-hover: #cbd5e1;
  --green-accent: #10b981;
  --green-bg: #ecfdf5;
  --amber-accent: #f59e0b;
  --amber-bg: #fffbeb;
  --red-accent: #ef4444;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 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(0,0,0,0.03);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

.demo-toolbar {
  background: #0f172a;
  color: #f8fafc;
  padding: 0.5rem 1rem;
  font-size: 0.78rem;
  border-bottom: 1px solid #1e293b;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.demo-toolbar-inner {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.demo-badge span {
  background: #334155;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 0.5px;
}
.demo-controls, .demo-quick-switch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.demo-clock-label {
  color: #cbd5e1;
  font-family: monospace;
  margin-right: 0.3rem;
}
.btn-demo {
  background: #1e293b;
  color: #f8fafc;
  border: 1px solid #334155;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.74rem;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-demo:hover { background: #334155; }
.btn-demo-user {
  background: #3b82f6;
  color: #ffffff;
  border: none;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 0.74rem;
  font-weight: 500;
  cursor: pointer;
}
.btn-demo-user:hover { background: #2563eb; }
.btn-demo-admin { background: #10b981; }
.btn-demo-admin:hover { background: #059669; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.topbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.worker-container {
  max-width: 820px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

.admin-container {
  max-width: 1400px;
  margin: 1.5rem auto;
  padding: 0 1rem;
}

.admin-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .admin-layout { grid-template-columns: 1fr; }
}

.admin-nav-list { list-style: none; display: flex; flex-direction: column; gap: 0.3rem; }
.adm-nav-btn {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.15s;
}
.adm-nav-btn:hover { background: var(--bg-subtle); color: var(--text-main); }
.adm-nav-btn.active { background: #eff6ff; color: var(--primary-color); font-weight: 600; }

.badge-counter {
  background: var(--red-accent);
  color: white;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.88rem;
  transition: all 0.15s;
}
.btn-primary { background: var(--primary-color); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--secondary-bg); color: var(--text-main); }
.btn-secondary:hover { background: var(--secondary-hover); }
.btn-danger { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.btn-danger:hover { background: #fecaca; color: #7f1d1d; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-xs { padding: 0.2rem 0.55rem; font-size: 0.75rem; }
.btn-block { width: 100%; }

.segmented-tabs {
  display: flex;
  background: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-sm);
  gap: 4px;
}
.seg-tab {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}
.seg-tab.active {
  background: #ffffff;
  color: var(--text-main);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  font-weight: 600;
}

/* TURNI ASSEGNATI RESPONSIVE (Risolve la tabella fuori scala) */
.worker-confirmed-shifts-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.75rem;
  width: 100%;
}
.worker-day-shift-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--green-accent);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  box-shadow: 0 1px 2px rgba(15,23,42,0.02);
}
.worker-day-shift-day {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.worker-day-shift-hours {
  color: #047857;
  font-weight: 600;
  font-size: 0.92rem;
  background: #ecfdf5;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
}

.days-selector-bar {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}
.day-pill {
  flex: 1;
  min-width: 90px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.55rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
}
.day-pill:hover { border-color: #cbd5e1; }
.day-pill.active {
  background: #ffffff;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}
.day-pill-badge {
  display: inline-block;
  margin-top: 3px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
}
.day-pill.has-hours .day-pill-badge { color: var(--green-accent); }

.slots-grid-interactive {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.6rem;
}
.slot-card-interactive {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.5rem;
  text-align: center;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s;
}
.slot-card-interactive:hover { border-color: #94a3b8; }
.slot-card-interactive.selected {
  background: #ecfdf5;
  border-color: var(--green-accent);
  box-shadow: 0 0 0 1px var(--green-accent);
}
.slot-time { font-weight: 700; font-size: 0.95rem; }
.slot-dur { font-size: 0.72rem; color: var(--text-muted); }

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.calendar-table th, .calendar-table td {
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  text-align: left;
}
.calendar-table th { background: var(--bg-subtle); font-weight: 600; }
.overflow-x { overflow-x: auto; }

.badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.74rem;
  font-weight: 600;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info { background: #e0f2fe; color: #075985; }

.login-wrapper {
  min-height: calc(100vh - 45px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.login-card {
  width: 100%;
  max-width: 440px;
  padding: 2rem;
}
.login-brand-icon {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.banner-unlocked {
  background: #fefce8;
  border: 1px solid #fef08a;
  color: #854d0e;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}
.banner-pending {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.radio-box-group { display: flex; flex-direction: column; gap: 0.5rem; }
.radio-box {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: #ffffff;
}
.radio-box input { margin-top: 3px; }

.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #0f172a;
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  z-index: 2000;
  transition: opacity 0.2s;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1500;
  padding: 1rem;
}
.modal-card {
  width: 100%;
  max-width: 450px;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 1.25rem;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.btn-close {
  background: transparent;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text-muted);
}

.chip-user {
  display: inline-block;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
}
.chip-user:hover { background: #e2e8f0; }

.form-group { margin-bottom: 0.85rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 0.3rem; color: var(--text-main); }
.form-group input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: inherit;
}
.form-group input:focus { outline: none; border-color: var(--border-focus); }

.stat-highlight { font-size: 1.4rem; font-weight: 700; color: var(--text-main); }
.summary-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.disp-day-list { display: flex; flex-direction: column; gap: 0.35rem; }
.disp-day-item { font-size: 0.85rem; }
.disp-day-label { color: var(--text-muted); width: 85px; display: inline-block; font-weight: 600; }
.hidden { display: none !important; }

/* === UTILITY & COMPONENT EXTENSIONS (Minimal & Professional) === */
.hidden { display: none !important; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.py-4 { padding-top: 2rem; padding-bottom: 2rem; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-xs { font-size: 0.78rem; }
.text-sm { font-size: 0.875rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }

.flex-between-wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.75rem; }
.flex-wrap-gap { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.btn-group { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
@media (max-width: 800px) {
  .grid-2col { grid-template-columns: 1fr; }
}

.stat-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.window-banner {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}
.window-banner.closed {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}
.window-banner.open {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.date-input {
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--text-main);
  background: #fff;
}
.date-input:focus {
  outline: none;
  border-color: var(--border-focus);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.86rem;
  cursor: pointer;
  user-select: none;
}
.form-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

/* PWA, Mobile & Touch Optimization */
html {
  -webkit-text-size-adjust: 100%;
}

body {
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  -webkit-tap-highlight-color: transparent;
}

.topbar-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.btn-notif-active {
  background: #ecfdf5 !important;
  color: #065f46 !important;
  border-color: #a7f3d0 !important;
  font-weight: 600;
}

.btn-notif-denied {
  background: #fef2f2 !important;
  color: #991b1b !important;
  border-color: #fecaca !important;
}

/* Storico Orari Pubblicati */
.hist-weeks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 0.75rem;
}
.hist-week-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02);
}
.hist-week-card:hover {
  border-color: var(--primary-color);
  background: #f8fafc;
  box-shadow: 0 2px 6px rgba(37,99,235,0.1);
  transform: translateY(-1px);
}
.hist-week-card.active {
  border-color: var(--primary-color);
  background: #eff6ff;
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}
.hist-week-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.hist-week-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.3rem;
}

/* Mobile Responsiveness (Phone & Tablet) */
@media (max-width: 768px) {
  .topbar {
    padding: 0.75rem 1rem;
    gap: 0.6rem;
  }
  .topbar h2 {
    font-size: 1.15rem;
  }
  .topbar-actions {
    width: 100%;
    justify-content: flex-start;
  }
  .topbar-actions .date-input {
    flex: 1;
    min-width: 130px;
  }
  
  .worker-container, .admin-container {
    margin: 1rem auto;
    padding: 0 0.75rem;
  }

  /* Trasforma il menu verticale in una barra orizzontale a scorrimento (stile app nativa) */
  .admin-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .admin-nav-list {
    flex-direction: row;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 0.4rem;
    padding: 0.2rem 0;
  }
  .adm-nav-btn {
    white-space: nowrap;
    flex-shrink: 0;
    padding: 0.5rem 0.8rem;
    font-size: 0.82rem;
  }

  .btn-group {
    width: 100%;
  }
  .btn-group .btn {
    flex: 1;
    min-width: 140px;
    text-align: center;
  }

  /* Tabelle orarie con scorrimento touch fluido e larghezza minima corretta */
  .overflow-x {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
  }
  .calendar-table {
    min-width: 620px;
  }
  .calendar-table th, .calendar-table td {
    padding: 0.45rem 0.4rem;
    font-size: 0.78rem;
  }

  /* Schede orario interattive del lavoratore */
  .slots-grid-interactive {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
  }
  .slot-card-interactive {
    padding: 0.6rem 0.4rem;
  }
  .slot-time {
    font-size: 0.88rem;
  }

  /* Modal a schermo intero su telefono */
  .modal-card {
    width: 95vw;
    max-width: 100%;
    margin: 0.5rem;
    max-height: 92vh;
    padding: 1rem;
  }

  /* Pulsanti touch-friendly */
  .btn {
    min-height: 38px;
  }
  .btn-sm {
    min-height: 34px;
  }

  .summary-bottom-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }
  .summary-bottom-bar .btn {
    width: 100%;
  }
}