/* ==========================================================================
   MENOVA DESIGN SYSTEM - CORE THEME STYLESHEET
   Colors: Primary #FF6B00 | Bg #FFF7F1 | Surface #FFFFFF | Text #1A1A1A
   ========================================================================== */

:root {
  /* Brand Palette */
  --primary: #FF6B00;
  --primary-hover: #E56000;
  --primary-light: #FFF0E5;
  --primary-secondary: #FF8A33;
  --primary-subtle: #FFA366;
  
  /* Gradients */
  --grad-primary: linear-gradient(135deg, #FF6B00 0%, #FF8A33 100%);
  --grad-card: linear-gradient(180deg, #FFFFFF 0%, #FFF7F1 100%);
  --grad-subtle: linear-gradient(135deg, #FFF0E5 0%, #FFF7F1 100%);

  /* Neutrals & Surfaces */
  --bg-main: #FFF7F1;
  --surface: #FFFFFF;
  --surface-alt: #F5F5F5;
  --border-color: #ECECEC;
  --border-light: #F0F0F0;
  --border-focus: #FF6B00;

  /* Typography Colors */
  --text-main: #1A1A1A;
  --text-secondary: #666666;
  --text-muted: #999999;
  --text-inverse: #FFFFFF;

  /* Semantic Colors */
  --success: #22C55E;
  --success-bg: #DCFCE7;
  --error: #EF4444;
  --error-bg: #FEE2E2;
  --warning: #F59E0B;
  --warning-bg: #FEF3C7;
  --info: #3B82F6;
  --info-bg: #DBEAFE;

  /* Elevation Shadows */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-primary: 0 6px 20px rgba(255, 107, 0, 0.28);
  --shadow-modal: 0 20px 40px rgba(0, 0, 0, 0.15);

  /* Border Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Font */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* Global Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-main) !important;
  color: var(--text-main) !important;
  font-family: var(--font-family) !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

/* Base Card / Surface */
.card, .panel, .section-card, .modal-content, .food-card, .tracking-card {
  background-color: var(--surface) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  color: var(--text-main);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  margin-top: 0;
}

.text-primary-color { color: var(--primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }

/* Menova Buttons */
.btn, button.btn-menova {
  font-family: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  text-decoration: none;
  outline: none;
}

.btn-primary, .add-btn, .checkout-btn, #btn-request-bill {
  background: var(--grad-primary) !important;
  color: var(--text-inverse) !important;
  border: none !important;
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover, .add-btn:hover, .checkout-btn:hover {
  background: var(--primary-hover) !important;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.35);
}

.btn-secondary {
  background-color: var(--surface) !important;
  color: var(--primary) !important;
  border: 1.5px solid var(--primary) !important;
}

.btn-secondary:hover {
  background-color: var(--primary-light) !important;
}

/* Screen Switcher / Back Navigation */
.screen-switcher {
  display: inline-flex;
  align-items: center;
  background: var(--surface-alt);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: var(--radius-full);
  gap: 4px;
}

.screen-switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  background: transparent;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.screen-switcher-btn:hover {
  background: #FFFFFF;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.screen-switcher-btn.active {
  background: var(--primary) !important;
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px rgba(255, 107, 0, 0.3);
}

.screen-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  background: #FFFFFF;
  border: 1.5px solid var(--border-color);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.screen-back-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateX(-2px);
}

.btn-subtle {
  background-color: var(--primary-light) !important;
  color: var(--primary) !important;
  border: 1px solid transparent !important;
}

.btn-subtle:hover {
  background-color: #FFE2CC !important;
}

.btn-danger {
  background-color: var(--error) !important;
  color: #fff !important;
  border: none !important;
}

.btn-success {
  background-color: var(--success) !important;
  color: #fff !important;
  border: none !important;
}

/* Form Inputs */
.form-control, input[type="text"], input[type="tel"], input[type="number"], input[type="email"], input[type="password"], select, textarea {
  background-color: var(--surface) !important;
  border: 1.5px solid var(--border-color) !important;
  color: var(--text-main) !important;
  border-radius: var(--radius-md) !important;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 0.95rem;
  outline: none !important;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

.form-control:focus, input:focus, select:focus, textarea:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15) !important;
}

.form-control::placeholder {
  color: #AAAAAA;
}

/* Category Chips */
.category-btn, .category-chip {
  background: var(--surface) !important;
  color: var(--text-secondary) !important;
  border: 1.5px solid var(--border-color) !important;
  padding: 8px 18px !important;
  border-radius: var(--radius-full) !important;
  font-size: 0.9rem !important;
  font-weight: 600 !important;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.category-btn:hover, .category-chip:hover {
  border-color: var(--primary-subtle) !important;
  color: var(--primary) !important;
  background-color: #FFFDFB !important;
}

.category-btn.active, .category-chip.active {
  background-color: var(--primary-light) !important;
  color: var(--primary) !important;
  border-color: var(--primary) !important;
  box-shadow: var(--shadow-sm) !important;
}

/* Food Card Layout */
.menu-item {
  background: var(--surface) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-lg) !important;
  padding: 16px !important;
  margin-bottom: 16px !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  gap: 16px !important;
  box-shadow: var(--shadow-sm) !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease !important;
}

.menu-item:hover {
  box-shadow: var(--shadow-md) !important;
}

/* Badges & Tags */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-veg {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-popular {
  background-color: var(--primary-light);
  color: var(--primary);
  border: 1px solid rgba(255, 107, 0, 0.2);
}

.badge-bestseller {
  background-color: #FEE2E2;
  color: #EF4444;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Quantity Stepper Controls */
.qty-selector {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  background-color: var(--surface) !important;
  border: 1.5px solid var(--primary) !important;
  border-radius: var(--radius-full) !important;
  padding: 2px !important;
  box-shadow: 0 2px 8px rgba(255, 107, 0, 0.15) !important;
  min-width: 90px;
}

.qty-btn {
  background: var(--primary) !important;
  color: #ffffff !important;
  border: none !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: var(--radius-full) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  line-height: 1 !important;
  transition: background 0.15s ease !important;
}

.qty-btn:hover {
  background: var(--primary-hover) !important;
}

.qty-val {
  font-weight: 700 !important;
  font-size: 0.95rem !important;
  color: var(--text-main) !important;
  padding: 0 8px !important;
}

/* Order Stepper */
.stepper-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin: 24px 0 16px 0;
}

.stepper-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  flex: 1;
}

.stepper-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background-color: var(--surface-alt);
  border: 2px solid var(--border-color);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
  transition: all 0.3s ease;
}

.stepper-node.active .stepper-icon {
  background: var(--grad-primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(255, 107, 0, 0.35);
}

.stepper-node.completed .stepper-icon {
  background-color: var(--success);
  border-color: var(--success);
  color: #ffffff;
}

.stepper-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.stepper-node.active .stepper-label {
  color: var(--primary);
  font-weight: 700;
}

/* Modals */
.modal {
  background-color: rgba(26, 26, 26, 0.6) !important;
  backdrop-filter: blur(6px);
}

.modal-content {
  background-color: var(--surface) !important;
  border-radius: var(--radius-2xl) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: var(--shadow-modal) !important;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
}