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

/* ─── CSS Variables ─────────────────────────────────────────── */
:root {
  --green-dark:   #16a34a;
  --green-mid:    #1db954;
  --green-light:  #22c55e;
  --green-pale:   #dcfce7;
  --green-xpale:  #f0fdf4;

  --sidebar-w:    260px;
  --sidebar-bg:   #0f1f14;
  --sidebar-hover:#1a3320;
  --sidebar-text: #c8e6c9;
  --sidebar-muted:#6b9e74;
  --topbar-h:     64px;

  --bg:           #f7f9fb;
  --card-bg:      #ffffff;
  --border:       #e8edf2;
  --muted:        #8898aa;
  --text:         #1a2332;
  --text-soft:    #4a5568;

  --shadow-sm:    0 1px 4px rgba(0,0,0,.06);
  --shadow:       0 2px 12px rgba(0,0,0,.08);
  --shadow-lg:    0 8px 32px rgba(0,0,0,.12);
  --radius:       12px;
  --radius-sm:    8px;
  --radius-lg:    16px;

  --font:         'Plus Jakarta Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

/* ─── Reset & Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; overflow-x: hidden; }
a { color: var(--green-dark); text-decoration: none; transition: color .2s; }
a:hover { color: var(--green-light); }
img { max-width: 100%; display: block; }
input, textarea, select { font-family: var(--font); }

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

/* ─── Sidebar ───────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  min-height: 100vh;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  display: flex; flex-direction: column;
  z-index: 1000;
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #1e3a24 transparent;
}
#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-track { background: transparent; }
#sidebar::-webkit-scrollbar-thumb { background: #1e3a24; border-radius: 4px; }

.sidebar-brand {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex; align-items: center; gap: 12px;
}
.sidebar-brand .brand-icon {
  width: 42px; height: 42px; border-radius: 10px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(22,163,74,.4);
}
.sidebar-brand .brand-text h6 { color: #fff; font-weight: 700; font-size: .95rem; line-height: 1.2; }
.sidebar-brand .brand-text span { color: var(--sidebar-muted); font-size: .72rem; }

.sidebar-section-label {
  padding: 16px 18px 6px;
  font-size: .65rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--sidebar-muted);
}

.sidebar-nav { padding: 6px 10px 20px; flex: 1; }
.sidebar-nav .nav-item { margin-bottom: 2px; }
.sidebar-nav .nav-link {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 12px; border-radius: 8px;
  color: var(--sidebar-text); font-size: .875rem; font-weight: 500;
  transition: all .2s; position: relative;
}
.sidebar-nav .nav-link:hover, .sidebar-nav .nav-link.active {
  background: var(--sidebar-hover);
  color: #fff;
}
.sidebar-nav .nav-link.active {
  background: linear-gradient(135deg, rgba(22,163,74,.25), rgba(34,197,94,.15));
  color: var(--green-light);
  box-shadow: inset 0 0 0 1px rgba(34,197,94,.2);
}
.sidebar-nav .nav-link .nav-icon {
  width: 20px; text-align: center; font-size: .9rem;
  color: var(--sidebar-muted); transition: color .2s;
}
.sidebar-nav .nav-link:hover .nav-icon,
.sidebar-nav .nav-link.active .nav-icon { color: var(--green-light); }
.sidebar-nav .nav-link .nav-badge {
  margin-left: auto;
  background: var(--green-dark);
  color: #fff; font-size: .65rem; font-weight: 700;
  padding: 2px 7px; border-radius: 20px; min-width: 20px; text-align: center;
}

/* Submenu */
.sidebar-nav .has-sub > .nav-link::after {
  content: '\f105'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
  margin-left: auto; font-size: .75rem; color: var(--sidebar-muted);
  transition: transform .2s;
}
.sidebar-nav .has-sub.open > .nav-link::after { transform: rotate(90deg); }
.sidebar-nav .sub-menu {
  display: none; padding: 4px 0 4px 20px;
  border-left: 2px solid rgba(34,197,94,.2); margin-left: 22px;
}
.sidebar-nav .has-sub.open .sub-menu { display: block; }
.sidebar-nav .sub-menu .nav-link { padding: 7px 10px; font-size: .83rem; }

/* ─── Main Content ───────────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
}

/* ─── Topbar ─────────────────────────────────────────────────── */
.topbar {
  height: var(--topbar-h);
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 24px; gap: 16px;
  position: sticky; top: 0; z-index: 900;
  box-shadow: var(--shadow-sm);
}
.topbar .topbar-toggle {
  width: 36px; height: 36px; border: none; background: transparent;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; cursor: pointer; color: var(--muted);
  transition: all .2s; font-size: 1.1rem;
}
.topbar .topbar-toggle:hover { background: var(--bg); color: var(--text); }
.topbar .breadcrumb { margin: 0; padding: 0; background: none; }
.topbar .breadcrumb-item { font-size: .82rem; }
.topbar .topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.topbar .notif-btn {
  position: relative; width: 38px; height: 38px;
  border: 1px solid var(--border); background: var(--bg);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: var(--muted); cursor: pointer; transition: all .2s;
}
.topbar .notif-btn:hover { border-color: var(--green-light); color: var(--green-dark); }
.topbar .notif-btn .badge-dot {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px; border-radius: 50%;
  background: #ef4444; border: 2px solid #fff;
}

.topbar .user-menu { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.topbar .user-avatar {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-light));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .85rem;
}
.topbar .user-info small { font-size: .72rem; color: var(--muted); display: block; }
.topbar .user-info span { font-size: .82rem; font-weight: 600; color: var(--text); }

/* ─── Page Body ─────────────────────────────────────────────── */
.page-body { padding: 24px; flex: 1; }

/* ─── Page Header ───────────────────────────────────────────── */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 12px;
}
.page-header h4 { font-size: 1.35rem; font-weight: 700; color: var(--text); }
.page-header p { color: var(--muted); font-size: .85rem; margin-top: 2px; }

/* ─── Cards ─────────────────────────────────────────────────── */
.card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  overflow: hidden; transition: box-shadow .2s;
}
.card:hover { box-shadow: var(--shadow); }
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
  background: transparent;
}
.card-header h5, .card-header h6 { margin: 0; font-weight: 600; }
.card-body { padding: 20px; }
.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: transparent;
}

/* ─── Stat Cards ─────────────────────────────────────────────── */
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex; align-items: center; gap: 16px;
  transition: all .2s;
  box-shadow: var(--shadow-sm);
}
.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.stat-card .stat-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; flex-shrink: 0;
}
.stat-card .stat-icon.green  { background: var(--green-xpale); color: var(--green-dark); }
.stat-card .stat-icon.blue   { background: #eff6ff; color: #2563eb; }
.stat-card .stat-icon.orange { background: #fff7ed; color: #ea580c; }
.stat-card .stat-icon.purple { background: #faf5ff; color: #7c3aed; }
.stat-card .stat-icon.red    { background: #fef2f2; color: #dc2626; }
.stat-card .stat-icon.teal   { background: #f0fdfa; color: #0d9488; }
.stat-card .stat-value { font-size: 1.6rem; font-weight: 800; color: var(--text); line-height: 1.1; }
.stat-card .stat-label { font-size: .8rem; color: var(--muted); font-weight: 500; margin-top: 2px; }
.stat-card .stat-change { font-size: .75rem; font-weight: 600; margin-top: 4px; }
.stat-card .stat-change.up   { color: var(--green-dark); }
.stat-card .stat-change.down { color: #dc2626; }

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  font-family: var(--font);
  font-size: .85rem; font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 9px 20px;
  transition: all .2s;
  display: inline-flex; align-items: center; gap: 7px;
  border: none; cursor: pointer;
}
.btn-primary, .btn-green {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-light) 100%);
  color: #fff !important;
  box-shadow: 0 4px 12px rgba(22,163,74,.35);
}
.btn-primary:hover, .btn-green:hover {
  background: linear-gradient(135deg, #15803d 0%, var(--green-mid) 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(22,163,74,.45);
  color: #fff;
}
.btn-primary:active, .btn-green:active { transform: translateY(0); }
.btn-outline-primary {
  background: transparent; color: var(--green-dark);
  border: 1.5px solid var(--green-dark) !important;
  box-shadow: none;
}
.btn-outline-primary:hover { background: var(--green-xpale); }
.btn-sm { padding: 6px 14px; font-size: .8rem; }
.btn-lg { padding: 12px 28px; font-size: .95rem; }
.btn-icon { padding: 8px; width: 36px; height: 36px; justify-content: center; }
.btn-icon.btn-sm { width: 30px; height: 30px; padding: 5px; }

/* ─── Forms ─────────────────────────────────────────────────── */
.form-label { font-size: .82rem; font-weight: 600; color: var(--text-soft); margin-bottom: 6px; }
.form-control, .form-select {
  font-family: var(--font);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font-size: .875rem; color: var(--text);
  background: var(--card-bg);
  transition: all .2s;
  box-shadow: none !important;
}
.form-control:focus, .form-select:focus {
  border-color: var(--green-light);
  background: #fff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(34,197,94,.12) !important;
}
.form-control.is-invalid { border-color: #dc2626; }
.invalid-feedback { color: #dc2626; font-size: .78rem; margin-top: 4px; }
.input-group-text {
  border: 1.5px solid var(--border); background: var(--bg);
  font-size: .85rem; color: var(--muted);
}

/* ─── Tables ─────────────────────────────────────────────────── */
.table-responsive { border-radius: var(--radius); overflow: hidden; }
.table { margin: 0; font-size: .875rem; }
.table thead th {
  background: var(--bg); color: var(--muted);
  font-size: .73rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; padding: 12px 16px;
  border: none; white-space: nowrap;
}
.table tbody tr { transition: background .15s; }
.table tbody tr:hover { background: var(--green-xpale); }
.table tbody td { padding: 13px 16px; border-color: var(--border); vertical-align: middle; }
.table tbody tr:first-child td { border-top: none; }

/* DataTables overrides */
.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 6px 12px; font-family: var(--font); font-size: .83rem;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
  border-radius: 6px !important; margin: 0 2px;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current {
  background: linear-gradient(135deg, var(--green-dark), var(--green-light)) !important;
  border: none !important; color: #fff !important;
}

/* ─── Badges ─────────────────────────────────────────────────── */
.badge {
  font-family: var(--font); font-weight: 600;
  font-size: .72rem; padding: 4px 10px;
  border-radius: 20px;
}

/* ─── Alerts ─────────────────────────────────────────────────── */
.alert { border: none; border-radius: var(--radius-sm); font-size: .875rem; }
.alert-success { background: var(--green-pale); color: var(--green-dark); }
.alert-danger  { background: #fee2e2; color: #b91c1c; }
.alert-warning { background: #fef3c7; color: #92400e; }
.alert-info    { background: #dbeafe; color: #1e40af; }

/* ─── Status indicators ─────────────────────────────────────── */
.status-dot {
  display: inline-flex; align-items: center; gap: 6px; font-size: .83rem; font-weight: 500;
}
.status-dot::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
}
.status-dot.online::before { background: var(--green-light); box-shadow: 0 0 0 3px rgba(34,197,94,.2); }
.status-dot.offline::before { background: #94a3b8; }
.status-dot.busy::before { background: #f59e0b; }

/* ─── POS Layout ─────────────────────────────────────────────── */
.pos-layout { display: grid; grid-template-columns: 1fr 380px; gap: 0; height: calc(100vh - var(--topbar-h)); }
.pos-menu-panel { overflow-y: auto; padding: 20px; background: var(--bg); }
.pos-cart-panel {
  background: var(--card-bg); border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
}
.pos-item-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.pos-item-card {
  background: var(--card-bg); border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 14px; cursor: pointer;
  transition: all .2s; text-align: center;
}
.pos-item-card:hover {
  border-color: var(--green-light);
  box-shadow: 0 4px 16px rgba(22,163,74,.15);
  transform: translateY(-2px);
}
.pos-item-card img { width: 70px; height: 70px; border-radius: 10px; object-fit: cover; margin: 0 auto 10px; }
.pos-item-card .item-name { font-size: .83rem; font-weight: 600; color: var(--text); }
.pos-item-card .item-price { font-size: .9rem; font-weight: 700; color: var(--green-dark); margin-top: 4px; }

/* ─── Kitchen Display ───────────────────────────────────────── */
.kitchen-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.kot-card {
  background: var(--card-bg); border-radius: var(--radius);
  border: 2px solid var(--border); overflow: hidden;
}
.kot-card.priority-high { border-color: #ef4444; }
.kot-card.priority-medium { border-color: #f59e0b; }
.kot-card.ready { border-color: var(--green-light); }
.kot-header {
  padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.kot-header.pending  { background: #fef3c7; }
.kot-header.preparing{ background: #dbeafe; }
.kot-header.ready    { background: var(--green-pale); }
.kot-timer { font-family: var(--font-mono); font-size: .8rem; font-weight: 600; }

/* ─── Table Layout ───────────────────────────────────────────── */
.table-layout { position: relative; min-height: 500px; border: 2px dashed var(--border); border-radius: var(--radius); background: var(--bg); }
.table-chip {
  position: absolute; width: 80px; height: 80px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  border-radius: 50%; border: 3px solid;
  font-size: .75rem; font-weight: 700; cursor: pointer;
  transition: all .2s; user-select: none;
}
.table-chip.available  { border-color: var(--green-light); background: var(--green-pale); color: var(--green-dark); }
.table-chip.occupied   { border-color: #ef4444; background: #fee2e2; color: #b91c1c; }
.table-chip.reserved   { border-color: #f59e0b; background: #fef3c7; color: #92400e; }
.table-chip.cleaning   { border-color: #6366f1; background: #eef2ff; color: #4338ca; }
.table-chip:hover { transform: scale(1.1); box-shadow: var(--shadow); }
.table-chip.square { border-radius: 12px; }

/* ─── Charts container ───────────────────────────────────────── */
.chart-container { position: relative; }

/* ─── Loading overlay ─────────────────────────────────────────── */
.loading-overlay {
  position: fixed; inset: 0; background: rgba(255,255,255,.85);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999; backdrop-filter: blur(4px);
}
.spinner-ring {
  width: 48px; height: 48px; border-radius: 50%;
  border: 4px solid var(--green-pale);
  border-top-color: var(--green-dark);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Sidebar toggle (mobile) ───────────────────────────────── */
@media (max-width: 991.98px) {
  #sidebar { transform: translateX(-100%); }
  #sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .sidebar-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.5);
    z-index: 999; display: none;
  }
  .sidebar-overlay.show { display: block; }
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 767.98px) {
  .page-body { padding: 16px; }
  .pos-layout { grid-template-columns: 1fr; }
  .pos-cart-panel { border-left: none; border-top: 1px solid var(--border); }
  .stat-card .stat-value { font-size: 1.3rem; }
}

/* ─── Animations ─────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.fade-in { animation: fadeIn .3s ease forwards; }
@keyframes slideIn { from { transform: translateX(-12px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ─── Custom Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #dde2e8; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #b0bec5; }

/* ─── Print ─────────────────────────────────────────────────── */
@media print {
  #sidebar, .topbar, .no-print { display: none !important; }
  .main-content { margin: 0 !important; }
  .page-body { padding: 0 !important; }
}

/* ─── Login Page ─────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f1f14 0%, #1a3a20 50%, #0f2b18 100%);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.login-page::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(34,197,94,.08) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(22,163,74,.1) 0%, transparent 50%);
}
.login-card {
  width: 420px; max-width: 95vw;
  background: rgba(255,255,255,.97);
  border-radius: 20px; padding: 40px;
  box-shadow: 0 24px 80px rgba(0,0,0,.4);
  position: relative; z-index: 1;
}