/**
 * ERP Thai Sueksa - Modern UI/UX Design System & Theme
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Prompt:wght@300;400;500;600;700&display=swap');

:root {
  /* Font Families */
  --font-heading: 'Prompt', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', 'Prompt', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Color Palette */
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-glow: rgba(79, 70, 229, 0.25);

  --success: #10b981;
  --success-hover: #059669;
  --success-light: #ecfdf5;

  --warning: #f59e0b;
  --warning-hover: #d97706;
  --warning-light: #fffbeb;

  --danger: #f43f5e;
  --danger-hover: #e11d48;
  --danger-light: #fff1f2;

  --info: #0ea5e9;
  --info-hover: #0284c7;
  --info-light: #f0f9ff;

  --dark: #0f172a;
  --dark-sidebar: #1e293b;
  --sidebar-active: #312e81;

  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --border-subtle: rgba(226, 232, 240, 0.8);

  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 30px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -4px rgba(0, 0, 0, 0.03);
  --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.2);

  /* Transitions */
  --transition-fast: all 0.15s ease-in-out;
  --transition-normal: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base & Typography
   ========================================================================== */
body {
  font-family: var(--font-body) !important;
  background-color: var(--bg-main) !important;
  color: var(--text-main) !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.brand-text, .nav-header, .login-logo {
  font-family: var(--font-heading) !important;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* ==========================================================================
   Navbar & Header Styling
   ========================================================================== */
.main-header.navbar {
  background: rgba(255, 255, 255, 0.85) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border-bottom: 1px solid var(--border-color) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03) !important;
  padding: 0.6rem 1.25rem;
}

.main-header .nav-link {
  color: var(--text-muted) !important;
  border-radius: 8px;
  font-weight: 500;
  transition: var(--transition-fast);
}

.main-header .nav-link:hover {
  color: var(--primary) !important;
  background-color: var(--primary-light);
}

.user-nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
}

.dept-pill {
  background: #f1f5f9;
  color: #475569;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ==========================================================================
   Sidebar Styling
   ========================================================================== */
.main-sidebar {
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%) !important;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12) !important;
  border-right: none !important;
}

.brand-link {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
  padding: 1rem 1.25rem !important;
  background: rgba(15, 23, 42, 0.5) !important;
}

.brand-link .brand-text {
  font-size: 1.15rem;
  font-weight: 700 !important;
  color: #ffffff !important;
}

.sidebar .nav-sidebar .nav-item > .nav-link {
  border-radius: 10px;
  margin: 3px 8px;
  padding: 10px 14px;
  color: #94a3b8 !important;
  font-weight: 500;
  transition: var(--transition-normal);
}

.sidebar .nav-sidebar .nav-item > .nav-link:hover {
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.08) !important;
  transform: translateX(4px);
}

.sidebar .nav-sidebar .nav-item > .nav-link.active,
.sidebar .nav-sidebar .nav-item.menu-open > .nav-link {
  color: #ffffff !important;
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%) !important;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.35) !important;
  font-weight: 600;
}

.sidebar .nav-sidebar .nav-icon {
  font-size: 1.1rem;
  width: 1.6rem;
}

/* ==========================================================================
   Content & Cards Layout
   ========================================================================== */
.content-wrapper {
  background-color: var(--bg-main) !important;
  padding: 1rem 0.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color) !important;
  border-radius: 16px !important;
  box-shadow: var(--shadow-md) !important;
  transition: var(--transition-normal);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.card-header {
  background: transparent !important;
  border-bottom: 1px solid var(--border-color) !important;
  padding: 1.1rem 1.5rem !important;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-family: var(--font-heading) !important;
  font-weight: 600 !important;
  font-size: 1.15rem !important;
  color: var(--text-main);
}

.card-body {
  padding: 1.5rem !important;
}

/* ==========================================================================
   Interactive Module Dashboard Cards (menu_modules.php)
   ========================================================================== */
.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  padding: 1rem 0;
}

.module-card {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 1.75rem 1.5rem;
  text-decoration: none !important;
  color: var(--text-main) !important;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  overflow: hidden;
  z-index: 1;
}

.module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--module-accent, var(--primary));
  transition: var(--transition-normal);
}

.module-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, var(--module-glow, rgba(79, 70, 229, 0.1)) 0%, transparent 70%);
  border-radius: 50%;
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: -1;
}

.module-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl), 0 0 25px var(--module-glow, rgba(79, 70, 229, 0.15));
  border-color: rgba(79, 70, 229, 0.3);
}

.module-card:hover::after {
  opacity: 1;
  transform: scale(1.3);
}

.module-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--module-bg, var(--primary-light));
  color: var(--module-accent, var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
  transition: var(--transition-normal);
}

.module-card:hover .module-icon-wrap {
  transform: scale(1.1) rotate(4deg);
  background: var(--module-accent, var(--primary));
  color: #ffffff;
  box-shadow: 0 8px 16px var(--module-glow, rgba(79, 70, 229, 0.3));
}

.module-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.module-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.module-arrow {
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--module-accent, var(--primary));
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fast);
}

.module-card:hover .module-arrow {
  transform: translateX(4px);
}

/* Module Themes */
.theme-sales { --module-accent: #4f46e5; --module-bg: #eef2ff; --module-glow: rgba(79, 70, 229, 0.2); }
.theme-inventory { --module-accent: #0284c7; --module-bg: #e0f2fe; --module-glow: rgba(2, 132, 199, 0.2); }
.theme-production { --module-accent: #d97706; --module-bg: #fef3c7; --module-glow: rgba(217, 119, 6, 0.2); }
.theme-finance { --module-accent: #059669; --module-bg: #d1fae5; --module-glow: rgba(5, 150, 105, 0.2); }
.theme-hr { --module-accent: #7c3aed; --module-bg: #ede9fe; --module-glow: rgba(124, 58, 237, 0.2); }
.theme-logistics { --module-accent: #0891b2; --module-bg: #cffafe; --module-glow: rgba(8, 145, 178, 0.2); }
.theme-users { --module-accent: #db2777; --module-bg: #fce7f3; --module-glow: rgba(219, 39, 119, 0.2); }
.theme-settings { --module-accent: #475569; --module-bg: #f1f5f9; --module-glow: rgba(71, 85, 105, 0.2); }
.theme-logs { --module-accent: #ea580c; --module-bg: #ffedd5; --module-glow: rgba(234, 88, 12, 0.2); }
.theme-manual { --module-accent: #2563eb; --module-bg: #dbeafe; --module-glow: rgba(37, 99, 235, 0.2); }

/* ==========================================================================
   Hero & KPI Stats Cards
   ========================================================================== */
.hero-welcome-card {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
  border-radius: 20px;
  padding: 2rem 2.25rem;
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(49, 46, 129, 0.25);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.hero-welcome-card::after {
  content: '';
  position: absolute;
  right: -50px;
  top: -50px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-welcome-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.hero-welcome-subtitle {
  font-size: 0.95rem;
  color: #c7d2fe;
  max-width: 600px;
}

.kpi-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.kpi-stat-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: var(--transition-normal);
}

.kpi-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.kpi-val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.kpi-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ==========================================================================
   DataTables & Table Polish
   ========================================================================== */
.table {
  width: 100% !important;
  color: var(--text-main);
  border-collapse: separate !important;
  border-spacing: 0;
}

.table thead th {
  background: #f8fafc !important;
  color: #475569 !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px !important;
  border-top: none !important;
  border-bottom: 1px solid var(--border-color) !important;
}

.table tbody tr {
  transition: var(--transition-fast);
}

.table tbody tr:hover {
  background-color: #f1f5f9 !important;
}

.table tbody td {
  padding: 14px 16px !important;
  vertical-align: middle !important;
  border-bottom: 1px solid #f1f5f9 !important;
  font-size: 0.925rem;
}

.dataTables_wrapper .dataTables_filter input {
  border: 1px solid var(--border-color) !important;
  border-radius: 9999px !important;
  padding: 6px 14px !important;
  font-size: 0.875rem !important;
  outline: none !important;
  transition: var(--transition-fast);
  background-color: #ffffff;
}

.dataTables_wrapper .dataTables_filter input:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-glow) !important;
}

.dt-buttons .btn {
  border-radius: 8px !important;
  font-size: 0.825rem !important;
  font-weight: 600 !important;
  padding: 6px 12px !important;
  margin-right: 4px !important;
  background: #ffffff !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-main) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: var(--transition-fast);
}

.dt-buttons .btn:hover {
  background: #f8fafc !important;
  border-color: var(--primary) !important;
  color: var(--primary) !important;
}

.pagination .page-item .page-link {
  border-radius: 8px !important;
  margin: 0 2px !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-main) !important;
  font-weight: 500;
  font-size: 0.875rem;
}

.pagination .page-item.active .page-link {
  background: var(--primary) !important;
  border-color: var(--primary) !important;
  color: #ffffff !important;
  box-shadow: 0 2px 8px var(--primary-glow) !important;
}

/* ==========================================================================
   Form Controls & Buttons
   ========================================================================== */
.form-control, .custom-select {
  border: 1px solid var(--border-color) !important;
  border-radius: 10px !important;
  padding: 0.5rem 0.85rem !important;
  font-size: 0.95rem !important;
  line-height: 1.5 !important;
  height: auto !important;
  min-height: 42px !important;
  color: var(--text-main) !important;
  background-color: #ffffff !important;
  transition: var(--transition-fast);
}

select.form-control, select.custom-select {
  height: auto !important;
  min-height: 42px !important;
  padding-top: 0.45rem !important;
  padding-bottom: 0.45rem !important;
  line-height: 1.5 !important;
}

.form-control-sm, select.form-control-sm {
  min-height: 38px !important;
  height: auto !important;
  padding: 0.35rem 0.65rem !important;
  font-size: 0.875rem !important;
  line-height: 1.4 !important;
  border-radius: 8px !important;
}

.form-control-lg, select.form-control-lg {
  min-height: 48px !important;
  height: auto !important;
  padding: 0.65rem 1rem !important;
  font-size: 1rem !important;
  line-height: 1.5 !important;
  border-radius: 12px !important;
}

.form-control:focus, .custom-select:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-glow) !important;
}

.btn {
  border-radius: 10px !important;
  font-weight: 600 !important;
  padding: 0.6rem 1.25rem !important;
  transition: var(--transition-normal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-primary {
  background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%) !important;
  border: none !important;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25) !important;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35) !important;
}

.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
  border: none !important;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25) !important;
}

.btn-danger {
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%) !important;
  border: none !important;
  box-shadow: 0 4px 12px rgba(244, 63, 94, 0.25) !important;
}

/* Badges */
.badge {
  padding: 6px 12px !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  font-size: 0.775rem !important;
  letter-spacing: 0.02em;
}

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

/* ==========================================================================
   Login Page Styling (Glassmorphism & Ambient Glow)
   ========================================================================== */
.login-page-modern {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 10% 20%, rgba(79, 70, 229, 0.15) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.12) 0%, transparent 40%),
              linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.login-card-modern {
  width: 100%;
  max-width: 440px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35), 0 0 30px rgba(79, 70, 229, 0.2);
  padding: 2.5rem 2.25rem;
  position: relative;
  z-index: 10;
}

.login-brand-badge {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: linear-gradient(135deg, #4f46e5 0%, #3730a3 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  box-shadow: 0 10px 20px rgba(79, 70, 229, 0.3);
}

.login-brand-badge img {
  width: 44px;
  height: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.demo-account-chips {
  display: flex;
  gap: 8px;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
  justify-content: center;
}

.demo-chip {
  background: #f1f5f9;
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 5px 12px;
  font-size: 0.775rem;
  font-weight: 600;
  color: #475569;
  cursor: pointer;
  transition: var(--transition-fast);
}

.demo-chip:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

/* ==========================================================================
   Responsive Utilities
   ========================================================================== */
@media (max-width: 768px) {
  .hero-welcome-card {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  .module-grid {
    grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
  }
}

/* ==========================================================================
   POS & Cashier Interface Styles
   ========================================================================== */
.pos-container {
  padding: 1.25rem;
}

.pos-product-card {
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  padding: 14px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.pos-product-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.pos-product-card .price-tag {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 0.875rem;
  display: inline-block;
  margin-top: 6px;
}

.cart-table {
  border-collapse: separate;
  border-spacing: 0;
}

.cart-table th {
  background: #f8fafc !important;
  color: #475569 !important;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  border-top: none !important;
}

.cart-table td {
  vertical-align: middle !important;
  border-bottom: 1px solid #f1f5f9 !important;
}

.total-section {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
}

.total-section .subtotal-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.total-section .grand-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 2px dashed #cbd5e1;
  margin-top: 12px;
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
}

/* ==========================================================================
   Modern Form Groups & Section Cards
   ========================================================================== */
.form-card {
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.form-card-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
  background: #ffffff;
  border-radius: 12px 12px 0 0;
}

.form-card-body {
  padding: 24px;
}

.form-card-footer {
  padding: 16px 24px;
  background: #f8fafc;
  border-top: 1px solid var(--border-color);
  border-radius: 0 0 12px 12px;
}

.form-section-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #64748b;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #f1f5f9;
}