/* ==============================================================================
   GINSEE TRADING POS - MODERN COMMERCIAL DESIGN SYSTEM
   Palette: Indigo (#4F46E5), Slate (#0F172A to #F8FAFC), Emerald (#10B981), Rose (#F43F5E)
   No external CDNs - 100% Local Vanilla CSS
   ============================================================================== */

:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --secondary: #64748b;
  --success: #10b981;
  --success-light: #ecfdf5;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --danger: #ef4444;
  --danger-light: #fef2f2;
  --background: #f8fafc;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Pyidaungsu";
}

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

body {
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: #0f172a;
  color: #f8fafc;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.sidebar-brand {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid #1e293b;
}

.sidebar-brand .logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #4f46e5, #06b6d4);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.4);
}

.sidebar-brand .brand-text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: #ffffff;
}

.sidebar-brand .brand-sub {
  font-size: 11px;
  color: #94a3b8;
  display: block;
}

.sidebar-nav {
  list-style: none;
  padding: 16px 12px;
  flex: 1;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: #64748b;
  padding: 12px 12px 6px 12px;
  letter-spacing: 0.5px;
}

.nav-item {
  margin-bottom: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 500;
  font-size: 13px;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: #1e293b;
  color: #ffffff;
}

.nav-link.active {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.nav-link .icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

/* Main Content Area */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--background);
}

/* Topbar */
.topbar {
  height: 68px;
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pos-shortcut-btn {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.3);
  transition: transform 0.15s ease;
}

.pos-shortcut-btn:hover {
  transform: translateY(-1px);
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--background);
  padding: 6px 12px;
  border-radius: 9999px;
  border: 1px solid var(--border);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
}

/* Page Container */
.page-container {
  padding: 28px;
  flex: 1;
}

/* Metric / KPI Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

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

.metric-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.metric-icon-wrap.indigo { background-color: var(--primary-light); color: var(--primary); }
.metric-icon-wrap.emerald { background-color: var(--success-light); color: var(--success); }
.metric-icon-wrap.amber   { background-color: var(--warning-light); color: var(--warning); }
.metric-icon-wrap.rose    { background-color: var(--danger-light); color: var(--danger); }

.metric-data .metric-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.metric-data .metric-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 2px;
}

/* Cards & Panels */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  overflow: hidden;
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--surface);
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
}

.card-body {
  padding: 24px;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 18px;
}

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

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background-color: #ffffff;
  color: var(--text-main);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}
.btn-primary:hover { background-color: var(--primary-hover); }

.btn-secondary {
  background-color: #ffffff;
  border-color: var(--border);
  color: var(--text-main);
}
.btn-secondary:hover { background-color: #f1f5f9; }

.btn-success { background-color: var(--success); color: #ffffff; }
.btn-danger  { background-color: var(--danger); color: #ffffff; }

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table th {
  background-color: #f8fafc;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.3px;
}

.table td {
  padding: 14px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  color: var(--text-main);
  vertical-align: middle;
}

.table tbody tr:hover {
  background-color: #f8fafc;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success { background-color: var(--success-light); color: var(--success); }
.badge-warning { background-color: var(--warning-light); color: var(--warning); }
.badge-danger  { background-color: var(--danger-light); color: var(--danger); }
.badge-primary { background-color: var(--primary-light); color: var(--primary); }

/* CRUD Action Icons (View: 👁️, Edit: ✏️, Delete: 🗑️, Shield: 🛡️) */
.action-btn-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background-color: #ffffff;
  color: var(--text-main);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 14px;
}

.btn-icon:hover { background-color: #f1f5f9; }
.btn-icon.view:hover   { border-color: var(--primary); color: var(--primary); background-color: var(--primary-light); }
.btn-icon.edit:hover   { border-color: var(--warning); color: var(--warning); background-color: var(--warning-light); }
.btn-icon.delete:hover { border-color: var(--danger);  color: var(--danger);  background-color: var(--danger-light); }
.btn-icon.shield:hover { border-color: #06b6d4;        color: #0891b2;        background-color: #ecfeff; }

/* Filter & Search Bar */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.search-input-wrap {
  position: relative;
  min-width: 280px;
  flex: 1;
  max-width: 420px;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 16px;
}

.modal-overlay.active {
  display: flex;
}

.modal-dialog {
  background-color: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background-color: #f8fafc;
}