/* ============================================
   YOUVIT POS - Global Styles
   Color palette inspired by Youvit branding
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary:       #F5A623;
  --primary-dark:  #E08B0A;
  --primary-light: #FFF3D6;
  --secondary:     #FF6B35;
  --accent:        #4CAF7D;
  --danger:        #E53935;
  --warning:       #FB8C00;
  --info:          #1E88E5;

  --bg:            #F7F8FA;
  --surface:       #FFFFFF;
  --surface-2:     #F0F2F5;
  --border:        #E8EAF0;

  --text-1:        #1A1D2E;
  --text-2:        #5A5F7A;
  --text-3:        #9EA3BA;

  --sidebar-w:     240px;
  --header-h:      64px;
  --radius:        12px;
  --radius-sm:     8px;
  --radius-lg:     16px;
  --shadow:        0 2px 16px rgba(26,29,46,0.08);
  --shadow-md:     0 4px 24px rgba(26,29,46,0.12);
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text-1);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ---- LAYOUT ---- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ---- SIDEBAR ---- */
.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .3s ease;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo .logo-mark {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo .logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: white;
}

.sidebar-logo .logo-text {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: -0.3px;
}

.sidebar-logo .logo-sub {
  font-size: 11px;
  color: var(--text-3);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-nav {
  padding: 16px 12px;
  flex: 1;
  overflow-y: auto;
}

.nav-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-3);
  padding: 8px 8px 4px;
  margin-top: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  text-decoration: none;
  font-weight: 500;
  font-size: 13.5px;
  transition: all .2s;
  margin-bottom: 2px;
}

.nav-item:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.nav-item.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 12px rgba(245,166,35,0.35);
}

.nav-item .nav-icon {
  width: 20px; text-align: center;
  font-size: 15px;
}

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border);
}

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.user-avatar {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 12px;
}

.user-info .user-name { font-weight: 600; font-size: 12.5px; }
.user-info .user-role {
  font-size: 11px; color: var(--text-3);
  text-transform: capitalize;
}

/* ---- MAIN CONTENT ---- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.page-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-1);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-body {
  padding: 24px;
  flex: 1;
}

/* ---- CARDS ---- */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
}

.card-body { padding: 20px; }

/* ---- STAT CARDS ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}

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

.stat-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.stat-icon.orange  { background: #FFF3D6; }
.stat-icon.red     { background: #FFEBEE; }
.stat-icon.green   { background: #E8F5E9; }
.stat-icon.blue    { background: #E3F2FD; }

.stat-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-1);
  line-height: 1.2;
}

.stat-label {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
  margin-top: 2px;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all .2s;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 12px rgba(245,166,35,0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(245,166,35,0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--border); }

.btn-danger {
  background: #FFEBEE;
  color: var(--danger);
  border: 1px solid #FFCDD2;
}

.btn-danger:hover { background: #FFCDD2; }

.btn-success {
  background: #E8F5E9;
  color: var(--accent);
  border: 1px solid #C8E6C9;
}

.btn-success:hover { background: #C8E6C9; }

.btn-sm { padding: 6px 12px; font-size: 12.5px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-block { width: 100%; justify-content: center; }

/* ---- FORMS ---- */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 9px 13px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  color: var(--text-1);
  background: var(--surface);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(245,166,35,0.15);
}

.form-control::placeholder { color: var(--text-3); }

select.form-control { cursor: pointer; }

/* ---- TABLE ---- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  background: var(--surface-2);
  padding: 10px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text-1);
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--primary-light); }

/* ---- BADGES ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
}

.badge-success  { background: #E8F5E9; color: #2E7D32; }
.badge-danger   { background: #FFEBEE; color: #C62828; }
.badge-warning  { background: #FFF3E0; color: #E65100; }
.badge-info     { background: #E3F2FD; color: #1565C0; }
.badge-secondary{ background: var(--surface-2); color: var(--text-2); }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,29,46,0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}

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

.modal {
  background: var(--surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  box-shadow: var(--shadow-md);
  transform: translateY(20px) scale(0.97);
  transition: transform .25s;
}

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

.modal-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title { font-size: 16px; font-weight: 700; }

.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-3); font-size: 20px;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  transition: background .2s;
}

.modal-close:hover { background: var(--surface-2); }

.modal-body { padding: 20px 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ---- ALERTS ---- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 13.5px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.alert-success { background: #E8F5E9; color: #2E7D32; border: 1px solid #A5D6A7; }
.alert-danger   { background: #FFEBEE; color: #C62828; border: 1px solid #EF9A9A; }
.alert-warning  { background: #FFF3E0; color: #E65100; border: 1px solid #FFCC80; }
.alert-info     { background: #E3F2FD; color: #1565C0; border: 1px solid #90CAF9; }

/* ---- TOAST ---- */
#toast-container {
  position: fixed;
  top: 20px; right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--text-1);
  color: white;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: slideIn .3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 260px;
}

.toast.success { background: var(--accent); }
.toast.error   { background: var(--danger); }
.toast.warning { background: var(--warning); }

@keyframes slideIn {
  from { transform: translateX(100px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ---- SEARCH ---- */
.search-box {
  position: relative;
}

.search-box input {
  padding-left: 38px;
}

.search-box .search-icon {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  font-size: 14px;
}

/* ---- PAGINATION ---- */
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
}

.page-link {
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all .2s;
}

.page-link:hover,
.page-link.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ---- HAMBURGER (mobile) ---- */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  color: var(--text-1);
  font-size: 20px;
}

/* ---- LOW STOCK INDICATOR ---- */
.stock-low  { color: var(--danger); font-weight: 700; }
.stock-ok   { color: var(--accent); font-weight: 600; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-md);
  }

  .main-content {
    margin-left: 0;
  }

  .hamburger { display: flex; }

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

  .page-body { padding: 16px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ---- PRINT ---- */
@media print {
  .sidebar, .topbar { display: none !important; }
  .main-content { margin-left: 0 !important; }
  .page-body { padding: 0 !important; }
  .btn { display: none !important; }
}