/* ═══════════════════════════════════════════════════════════════
   Ember POS — Global Design System
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Variables ────────────────────────────────────────────── */
:root {
  --primary:        #e8580a;
  --primary-dark:   #c44d08;
  --primary-light:  #fff1eb;
  --secondary:      #1e2637;
  --sidebar-w:      240px;
  --topbar-h:       56px;

  --bg:             #f3f4f6;
  --surface:        #ffffff;
  --border:         #e5e7eb;
  --border-dark:    #d1d5db;

  --text:           #111827;
  --text-muted:     #6b7280;
  --text-light:     #9ca3af;

  --success:        #10b981;
  --success-bg:     #ecfdf5;
  --danger:         #ef4444;
  --danger-bg:      #fef2f2;
  --warning:        #f59e0b;
  --warning-bg:     #fffbeb;
  --info:           #3b82f6;
  --info-bg:        #eff6ff;

  --radius-sm:      4px;
  --radius:         8px;
  --radius-lg:      12px;
  --shadow-sm:      0 1px 2px rgba(0,0,0,.06);
  --shadow:         0 2px 8px rgba(0,0,0,.08);
  --shadow-lg:      0 8px 24px rgba(0,0,0,.12);

  --font:           'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono:      'Consolas', 'Courier New', monospace;
  --transition:     150ms ease;
}

/* ── Reset ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.5; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

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

/* ── Sidebar ──────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--secondary);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  min-height: var(--topbar-h);
}
.brand-icon { font-size: 22px; }
.brand-logo { width: 32px; height: 32px; border-radius: var(--radius-sm); object-fit: cover; }
.brand-name { color: #fff; font-weight: 700; font-size: .95rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.sidebar-nav { flex: 1; padding: 10px 0; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: rgba(255,255,255,.65);
  font-size: .875rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  border-radius: 0;
  cursor: pointer;
  white-space: nowrap;
}
.nav-item:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav-item.active { background: var(--primary); color: #fff; }
.nav-item.active:hover { background: var(--primary-dark); }
.nav-icon { font-size: 16px; width: 20px; text-align: center; flex-shrink: 0; }
.nav-label { overflow: hidden; text-overflow: ellipsis; }

.nav-group-label {
  padding: 14px 16px 4px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(255,255,255,.3);
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.sidebar-footer .version { color: rgba(255,255,255,.3); font-size: .75rem; }

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

/* ── Topbar ───────────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}
.sidebar-toggle { display: none; background: none; border: none; font-size: 20px; cursor: pointer; color: var(--text-muted); padding: 4px 8px; border-radius: var(--radius-sm); }
.sidebar-toggle:hover { background: var(--bg); }
.topbar-title { font-size: 1rem; font-weight: 600; color: var(--text); flex: 1; }
.topbar-user { display: flex; align-items: center; gap: 8px; }
.user-name { font-size: .85rem; color: var(--text-muted); }
.btn-logout { background: none; border: none; font-size: 18px; cursor: pointer; color: var(--text-muted); padding: 4px 6px; border-radius: var(--radius-sm); transition: color var(--transition); }
.btn-logout:hover { color: var(--danger); }

/* ── Page content ─────────────────────────────────────────────── */
.page-content { flex: 1; padding: 24px 20px; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.page-header h2 { font-size: 1.25rem; font-weight: 700; color: var(--text); }
.page-header .subtitle { font-size: .85rem; color: var(--text-muted); margin-top: 2px; }

/* ── Cards ────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.card-title { font-size: .95rem; font-weight: 600; color: var(--text); }
.card-body { padding: 20px; }
.card-footer { padding: 14px 20px; border-top: 1px solid var(--border); background: var(--bg); border-radius: 0 0 var(--radius-lg) var(--radius-lg); }

/* ── Stat cards ───────────────────────────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-card .stat-icon { font-size: 22px; }
.stat-card .stat-value { font-size: 1.6rem; font-weight: 700; color: var(--text); line-height: 1; }
.stat-card .stat-label { font-size: .8rem; color: var(--text-muted); }
.stat-card.accent { border-color: var(--primary); }
.stat-card.accent .stat-value { color: var(--primary); }

/* ── Tables ───────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead th {
  background: var(--bg);
  padding: 10px 14px;
  text-align: left;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody tr { border-bottom: 1px solid var(--border); transition: background var(--transition); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: #fafafa; }
tbody td { padding: 12px 14px; vertical-align: middle; color: var(--text); }
.td-muted { color: var(--text-muted); font-size: .82rem; }

/* ── Badges ───────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 99px;
  font-size: .72rem; font-weight: 600; letter-spacing: .03em;
  white-space: nowrap;
}
.badge-success  { background: var(--success-bg); color: var(--success); }
.badge-danger   { background: var(--danger-bg);  color: var(--danger); }
.badge-warning  { background: var(--warning-bg); color: var(--warning); }
.badge-info     { background: var(--info-bg);    color: var(--info); }
.badge-neutral  { background: var(--bg);         color: var(--text-muted); border: 1px solid var(--border); }
.badge-primary  { background: var(--primary-light); color: var(--primary); }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius);
  font-size: .875rem; font-weight: 600;
  cursor: pointer; border: none;
  transition: all var(--transition); white-space: nowrap;
  text-decoration: none;
}
.btn-sm  { padding: 5px 11px; font-size: .8rem; }
.btn-lg  { padding: 11px 22px; font-size: .95rem; }
.btn-icon { padding: 7px 9px; }

.btn-primary   { background: var(--primary);    color: #fff; }
.btn-primary:hover   { background: var(--primary-dark); color: #fff; }
.btn-secondary { background: var(--bg);         color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-danger    { background: var(--danger-bg);  color: var(--danger); border: 1px solid #fca5a5; }
.btn-danger:hover    { background: var(--danger); color: #fff; }
.btn-success   { background: var(--success-bg); color: var(--success); border: 1px solid #6ee7b7; }
.btn-success:hover   { background: var(--success); color: #fff; }
.btn-ghost     { background: transparent; color: var(--text-muted); }
.btn-ghost:hover     { background: var(--bg); color: var(--text); }

.btn-group { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Forms ────────────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
.form-full   { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-label { font-size: .82rem; font-weight: 600; color: var(--text); }
.form-label .req { color: var(--danger); margin-left: 2px; }
.form-hint  { font-size: .75rem; color: var(--text-muted); }

.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: .875rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232,88,10,.12);
}
.form-control::placeholder { color: var(--text-light); }
select.form-control { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 10px center; padding-right: 30px; }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check input[type=checkbox], .form-check input[type=radio] { width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }
.form-check-label { font-size: .875rem; color: var(--text); cursor: pointer; }

.input-group { display: flex; }
.input-group .form-control { border-radius: var(--radius) 0 0 var(--radius); }
.input-group .input-suffix { padding: 8px 12px; background: var(--bg); border: 1px solid var(--border-dark); border-left: none; border-radius: 0 var(--radius) var(--radius) 0; color: var(--text-muted); font-size: .875rem; display: flex; align-items: center; white-space: nowrap; }
.input-group .input-prefix { padding: 8px 12px; background: var(--bg); border: 1px solid var(--border-dark); border-right: none; border-radius: var(--radius) 0 0 var(--radius); color: var(--text-muted); font-size: .875rem; display: flex; align-items: center; }
.input-group .input-prefix + .form-control { border-radius: 0 var(--radius) var(--radius) 0; }

/* Image upload preview */
.img-upload-wrap { position: relative; display: inline-flex; flex-direction: column; gap: 8px; }
.img-preview { width: 100px; height: 100px; object-fit: cover; border-radius: var(--radius); border: 2px solid var(--border); background: var(--bg); }
.img-preview-placeholder { width: 100px; height: 100px; border-radius: var(--radius); border: 2px dashed var(--border-dark); background: var(--bg); display: flex; align-items: center; justify-content: center; font-size: 28px; color: var(--text-light); }

/* ── Toggle switch ────────────────────────────────────────────── */
.toggle {
  position: relative; display: inline-flex;
  width: 40px; height: 22px; cursor: pointer;
}
.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-track {
  width: 40px; height: 22px;
  background: var(--border-dark);
  border-radius: 99px;
  transition: background var(--transition);
}
.toggle input:checked + .toggle-track { background: var(--success); }
.toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--transition);
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.toggle input:checked ~ .toggle-thumb { transform: translateX(18px); }

/* ── Flash messages ───────────────────────────────────────────── */
.flash {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: var(--radius);
  margin-bottom: 16px; font-size: .875rem;
}
.flash-success { background: var(--success-bg); color: #065f46; border: 1px solid #6ee7b7; }
.flash-error   { background: var(--danger-bg);  color: #991b1b; border: 1px solid #fca5a5; }
.flash-warning { background: var(--warning-bg); color: #92400e; border: 1px solid #fcd34d; }
.flash-info    { background: var(--info-bg);    color: #1e40af; border: 1px solid #93c5fd; }
.flash-icon    { font-size: 16px; flex-shrink: 0; }
.flash-message { flex: 1; }
.flash-close   { background: none; border: none; cursor: pointer; opacity: .5; font-size: 18px; line-height: 1; padding: 0 2px; }
.flash-close:hover { opacity: 1; }

/* ── Search/filter bar ────────────────────────────────────────── */
.filter-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.search-box { position: relative; }
.search-box .form-control { padding-left: 34px; }
.search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 14px; pointer-events: none; }

/* ── Empty state ──────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 56px 20px; }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: .4; }
.empty-state h3 { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.empty-state p  { font-size: .875rem; color: var(--text-muted); margin-bottom: 18px; }

/* ── Pagination ───────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; gap: 4px; justify-content: flex-end; }
.page-btn { padding: 6px 11px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: .82rem; background: var(--surface); color: var(--text); cursor: pointer; transition: all var(--transition); text-decoration: none; }
.page-btn:hover { background: var(--bg); color: var(--text); }
.page-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }

/* ── Thumbnail ────────────────────────────────────────────────── */
.thumb { width: 42px; height: 42px; border-radius: var(--radius-sm); object-fit: cover; border: 1px solid var(--border); background: var(--bg); }
.thumb-placeholder { width: 42px; height: 42px; border-radius: var(--radius-sm); background: var(--bg); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--text-light); }

/* ── Modal ────────────────────────────────────────────────────── */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 200; display: none; align-items: center; justify-content: center; padding: 16px; }
.modal-backdrop.open { display: flex; }
.modal { background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; max-width: 500px; max-height: 90vh; overflow-y: auto; }
.modal-header { padding: 18px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--text-muted); }
.modal-body { padding: 20px; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* ── Confirm delete box ───────────────────────────────────────── */
.confirm-box { background: var(--danger-bg); border: 1px solid #fca5a5; border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; font-size: .875rem; color: #991b1b; }

/* ── Profit indicator ─────────────────────────────────────────── */
.profit-bar { height: 4px; border-radius: 99px; background: var(--border); overflow: hidden; width: 80px; }
.profit-fill { height: 100%; border-radius: 99px; background: var(--success); transition: width .3s; }
.profit-fill.low { background: var(--danger); }
.profit-fill.mid { background: var(--warning); }

/* ── Veg/NonVeg indicator ─────────────────────────────────────── */
.veg-dot { width: 14px; height: 14px; border-radius: 3px; border: 1.5px solid; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; }
.veg-dot::after { content: ''; width: 6px; height: 6px; border-radius: 50%; }
.veg-dot.veg { border-color: var(--success); }
.veg-dot.veg::after { background: var(--success); }
.veg-dot.nonveg { border-color: var(--danger); }
.veg-dot.nonveg::after { background: var(--danger); }

/* ── Recipe status ────────────────────────────────────────────── */
.recipe-status { display: inline-flex; align-items: center; gap: 4px; font-size: .78rem; }
.recipe-status.has-recipe { color: var(--success); }
.recipe-status.no-recipe  { color: var(--text-muted); }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-toggle { display: flex; }
  .main-area { margin-left: 0; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .topbar-user .user-name { display: none; }
}
@media (max-width: 480px) {
  .page-content { padding: 16px 12px; }
  .card-body { padding: 14px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}