/* ==========================================================================
   Coffee Factory Accounting & Inventory System - Ultra Premium Style
   RTL First - Luxurious Artisanal Coffee Aesthetics with Warm Gold Accents
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&family=Tajawal:wght@400;500;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --bg-main: #0e0906;
  --bg-surface: #17100b;
  --bg-card: rgba(28, 19, 14, 0.85);
  --bg-card-hover: rgba(38, 26, 19, 0.95);
  --bg-glass: rgba(30, 21, 16, 0.7);
  --bg-elevated: #24160f;

  /* Accent Colors */
  --accent-gold: #e5ad6b;
  --accent-gold-light: #f7d6a5;
  --accent-gold-dark: #b87c3b;
  --accent-amber: #e67e22;
  --accent-coffee-bean: #4a2c1d;
  --accent-crema: #f4ece1;
  --accent-roast: #2c1a11;

  /* Semantic Status Colors */
  --status-success: #2ecc71;
  --status-warning: #f39c12;
  --status-danger: #e74c3c;
  --status-info: #3498db;
  --status-purple: #9b59b6;

  /* Borders & Shadows */
  --border-subtle: rgba(229, 173, 107, 0.15);
  --border-gold: rgba(229, 173, 107, 0.4);
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.75);
  --shadow-gold: 0 0 20px rgba(229, 173, 107, 0.2);

  /* Typography */
  --font-arabic: 'Cairo', 'Tajawal', sans-serif;
  --font-latin: 'Inter', sans-serif;

  /* Layout */
  --sidebar-width: 270px;
  --header-height: 75px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Global */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-arabic);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(229, 173, 107, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(184, 124, 59, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(20, 13, 9, 0.8) 0%, #0e0906 100%);
  background-attachment: fixed;
  color: var(--accent-crema);
  direction: rtl;
  text-align: right;
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-coffee-bean);
  border-radius: 4px;
  border: 1px solid rgba(229, 173, 107, 0.2);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold-dark);
}

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

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-surface);
  border-left: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
  transition: var(--transition);
}

.brand {
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, rgba(229, 173, 107, 0.08) 0%, transparent 100%);
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: 0 4px 14px rgba(229, 173, 107, 0.35);
  flex-shrink: 0;
}

.brand-text h1 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-crema);
  letter-spacing: -0.2px;
}

.brand-text p {
  font-size: 0.75rem;
  color: var(--accent-gold);
  font-weight: 600;
}

.nav-menu {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-section-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: rgba(229, 173, 107, 0.6);
  font-weight: 700;
  padding: 10px 14px 4px;
  letter-spacing: 0.5px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: rgba(244, 236, 225, 0.8);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  user-select: none;
}

.nav-item:hover {
  background: rgba(229, 173, 107, 0.1);
  color: var(--accent-crema);
  transform: translateX(-3px);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(229, 173, 107, 0.22) 0%, rgba(229, 173, 107, 0.05) 100%);
  color: var(--accent-gold-light);
  border-right: 3px solid var(--accent-gold);
  box-shadow: inset 0 0 15px rgba(229, 173, 107, 0.1);
}

.nav-item .icon {
  font-size: 1.15rem;
  width: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-item .badge {
  margin-right: auto;
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 20px;
  background: var(--accent-gold-dark);
  color: #fff;
  font-weight: 700;
}

.nav-item .badge.v3 {
  background: linear-gradient(135deg, #e67e22, #d35400);
  box-shadow: 0 2px 8px rgba(230, 126, 34, 0.4);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-subtle);
  background: rgba(14, 9, 6, 0.4);
}

.system-status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: rgba(244, 236, 225, 0.7);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--status-success);
  box-shadow: 0 0 8px var(--status-success);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Main Content Wrapper */
.main-wrapper {
  flex: 1;
  margin-right: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.top-header {
  height: var(--header-height);
  background: rgba(23, 16, 11, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 90;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-title-area {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-title-area h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-crema);
}

.header-badge {
  font-size: 0.78rem;
  padding: 3px 10px;
  border-radius: 30px;
  background: rgba(229, 173, 107, 0.15);
  border: 1px solid var(--border-gold);
  color: var(--accent-gold);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Valuation Switcher Pill */
.valuation-switcher {
  display: flex;
  align-items: center;
  background: rgba(14, 9, 6, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: 30px;
  padding: 3px;
  gap: 3px;
}

.valuation-btn {
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 20px;
  border: none;
  background: transparent;
  color: rgba(244, 236, 225, 0.7);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.valuation-btn.active {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
  color: #120905;
  box-shadow: 0 2px 10px rgba(229, 173, 107, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
  color: #120905;
  box-shadow: 0 4px 14px rgba(229, 173, 107, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-gold-light) 0%, var(--accent-gold) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(229, 173, 107, 0.45);
}

.btn-secondary {
  background: rgba(229, 173, 107, 0.12);
  color: var(--accent-gold-light);
  border: 1px solid var(--border-gold);
}

.btn-secondary:hover {
  background: rgba(229, 173, 107, 0.22);
  color: #fff;
  transform: translateY(-2px);
}

.btn-danger {
  background: rgba(231, 76, 60, 0.15);
  color: #e74c3c;
  border: 1px solid rgba(231, 76, 60, 0.4);
}

.btn-danger:hover {
  background: #e74c3c;
  color: #fff;
}

.btn-success {
  background: rgba(46, 204, 113, 0.15);
  color: #2ecc71;
  border: 1px solid rgba(46, 204, 113, 0.4);
}

.btn-success:hover {
  background: #2ecc71;
  color: #fff;
}

/* Page Container */
.page-content {
  flex: 1;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* View Switcher */
.view-panel {
  display: none;
  flex-direction: column;
  gap: 24px;
  animation: fadeIn 0.3s ease-out;
}

.view-panel.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* KPI Metrics Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, transparent 100%);
  opacity: 0.6;
}

.kpi-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-md), var(--shadow-gold);
}

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.kpi-icon.gold {
  background: rgba(229, 173, 107, 0.15);
  color: var(--accent-gold);
  border: 1px solid var(--border-gold);
}

.kpi-icon.green {
  background: rgba(46, 204, 113, 0.15);
  color: var(--status-success);
  border: 1px solid rgba(46, 204, 113, 0.3);
}

.kpi-icon.blue {
  background: rgba(52, 152, 219, 0.15);
  color: var(--status-info);
  border: 1px solid rgba(52, 152, 219, 0.3);
}

.kpi-icon.purple {
  background: rgba(155, 89, 182, 0.15);
  color: var(--status-purple);
  border: 1px solid rgba(155, 89, 182, 0.3);
}

.kpi-content {
  flex: 1;
}

.kpi-label {
  font-size: 0.82rem;
  color: rgba(244, 236, 225, 0.65);
  font-weight: 600;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--accent-crema);
  letter-spacing: -0.5px;
}

.kpi-subtext {
  font-size: 0.75rem;
  color: var(--accent-gold);
  font-weight: 600;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Warnings / Alerts Box */
.alerts-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alert-banner {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid transparent;
  animation: fadeIn 0.4s ease-out;
}

.alert-banner.danger {
  background: rgba(231, 76, 60, 0.12);
  border-color: rgba(231, 76, 60, 0.35);
  color: #ff7675;
}

.alert-banner.warning {
  background: rgba(243, 156, 18, 0.12);
  border-color: rgba(243, 156, 18, 0.35);
  color: #fdcb6e;
}

.alert-banner.info {
  background: rgba(52, 152, 219, 0.12);
  border-color: rgba(52, 152, 219, 0.35);
  color: #74b9ff;
}

.alert-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-icon {
  font-size: 1.4rem;
}

.alert-text strong {
  display: block;
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.alert-text p {
  font-size: 0.82rem;
  opacity: 0.9;
}

/* Custom Grid Sections */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.grid-3col {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

/* Cards & Panels */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  border-color: var(--border-gold);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-crema);
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: right;
  font-size: 0.88rem;
}

.data-table th {
  background: rgba(14, 9, 6, 0.6);
  padding: 12px 14px;
  color: var(--accent-gold);
  font-weight: 700;
  border-bottom: 1px solid var(--border-gold);
  white-space: nowrap;
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(229, 173, 107, 0.08);
  color: var(--accent-crema);
  white-space: nowrap;
}

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

.data-table tbody tr:hover {
  background: rgba(229, 173, 107, 0.06);
}

/* Badges */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 0.74rem;
  font-weight: 700;
}

.badge-tag.roasted { background: rgba(230, 126, 34, 0.2); color: #e67e22; border: 1px solid rgba(230, 126, 34, 0.4); }
.badge-tag.green { background: rgba(46, 204, 113, 0.2); color: #2ecc71; border: 1px solid rgba(46, 204, 113, 0.4); }
.badge-tag.spiced { background: rgba(155, 89, 182, 0.2); color: #9b59b6; border: 1px solid rgba(155, 89, 182, 0.4); }
.badge-tag.plain { background: rgba(52, 152, 219, 0.2); color: #3498db; border: 1px solid rgba(52, 152, 219, 0.4); }
.badge-tag.loss { background: rgba(231, 76, 60, 0.2); color: #e74c3c; border: 1px solid rgba(231, 76, 60, 0.4); }

/* Forms & Inputs */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--accent-gold-light);
}

.form-control {
  background: rgba(14, 9, 6, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--accent-crema);
  font-family: inherit;
  font-size: 0.9rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px rgba(229, 173, 107, 0.25);
  background: rgba(20, 13, 9, 0.95);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  display: flex;
  flex-direction: column;
  animation: zoomIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-crema);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: rgba(244, 236, 225, 0.6);
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--accent-gold);
  transform: rotate(90deg);
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: rgba(14, 9, 6, 0.4);
}

/* Weight Loss Calculator Card */
.loss-calculator-box {
  background: linear-gradient(135deg, rgba(229, 173, 107, 0.1) 0%, rgba(20, 13, 9, 0.9) 100%);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 12px;
}

.loss-stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  text-align: center;
  margin-top: 14px;
}

.loss-stat-item {
  background: rgba(14, 9, 6, 0.6);
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.loss-stat-item .label {
  font-size: 0.74rem;
  color: rgba(244, 236, 225, 0.7);
  margin-bottom: 4px;
}

.loss-stat-item .val {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent-gold-light);
}

/* Comparison Table (FIFO vs Weighted Average) */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 14px;
}

.comparison-box {
  background: rgba(14, 9, 6, 0.6);
  border-radius: var(--radius-md);
  padding: 18px;
  border: 1px solid var(--border-subtle);
}

.comparison-box.fifo {
  border-color: rgba(46, 204, 113, 0.4);
}

.comparison-box.weighted {
  border-color: rgba(52, 152, 219, 0.4);
}

.comparison-box h4 {
  font-size: 1.05rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Invoice Printable Receipt */
.invoice-print-wrapper {
  background: #fff;
  color: #111;
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-family: 'Cairo', sans-serif;
  direction: rtl;
}

.invoice-print-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px solid #b87c3b;
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.invoice-print-table {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
}

.invoice-print-table th {
  background: #f4ece1;
  border: 1px solid #ddd;
  padding: 8px 12px;
  color: #4a2c1d;
}

.invoice-print-table td {
  border: 1px solid #eee;
  padding: 8px 12px;
}

/* Search and Filters */
.search-filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.search-input-wrapper {
  flex: 1;
  min-width: 240px;
  position: relative;
}

.search-input-wrapper input {
  width: 100%;
  padding-right: 36px;
}

.search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(229, 173, 107, 0.5);
}

/* Responsive */
@media (max-width: 1024px) {
  .grid-2col, .grid-3col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(100%);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .main-wrapper {
    margin-right: 0;
  }
  .top-header {
    padding: 0 16px;
  }
  .page-content {
    padding: 16px;
  }
  .loss-stat-row {
    grid-template-columns: 1fr 1fr;
  }
  .comparison-grid {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .sidebar, .top-header, .header-actions, .btn, .modal-footer, .no-print {
    display: none !important;
  }
  .main-wrapper {
    margin-right: 0 !important;
  }
  .page-content {
    padding: 0 !important;
  }
  .modal-overlay {
    position: static;
    background: none;
  }
  .modal-container {
    border: none;
    box-shadow: none;
    max-width: 100%;
  }
}