/* ===== ظ†ط¸ط§ظ… ط£طµظˆظ„ ط§ظ„ظ…ظ‚ط§ظˆظ„ط§طھ - طھطµظ…ظٹظ… ط§ط­طھط±ط§ظپظٹ ظ…ظ…ظٹط² ===== */

:root {
    /* ط£ظ„ظˆط§ظ† ظ‚ظˆظٹط© ظˆط­ظٹظˆظٹط© */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --accent: #f59e0b;
    
    /* Gradients ظ…ظ…ظٹط²ط© */
    --gradient-main: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-fire: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-ocean: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-forest: linear-gradient(135deg, #0ba360 0%, #3cba92 100%);
    --gradient-sunset: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-royal: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    /* ط®ظ„ظپظٹط§طھ */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    --bg-header: rgba(255, 255, 255, 0.95);
    
    /* ظ†طµظˆطµ */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-white: #ffffff;
    
    /* ط­ط¯ظˆط¯ */
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    
    /* ط£ظ„ظˆط§ظ† ط§ظ„ط­ط§ظ„ط© */
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    
    /* ط¸ظ„ط§ظ„ ظ‚ظˆظٹط© */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.2);
    
    /* ط£ط­ط¬ط§ظ… */
    --radius: 16px;
    --radius-lg: 20px;
    --sidebar-width: 280px;
}

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

html {
    direction: rtl;
    font-size: 14px;
}

body {
    font-family: 'Cairo', 'Tajawal', 'Segoe UI', Tahoma, sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Sidebar ط§ظ„ظ…ظ…ظٹط² ===== */
.sidebar {
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.2);
    padding: 32px 0;
    overflow-y: auto;
    z-index: 999;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
}

.sidebar-logo {
    padding: 0 28px 28px;
    margin-bottom: 32px;
    text-align: center;
    position: relative;
}

.sidebar-logo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 28px;
    right: 28px;
    height: 3px;
    background: var(--gradient-main);
    border-radius: 10px;
}

.sidebar-logo h2 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 900;
    background: var(--gradient-sunset);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.sidebar-logo .subtitle {
    display: block;
    margin-top: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.5px;
}

.nav-section-title {
    font-size: 0.7rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.45);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 20px 28px 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    margin: 4px 16px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    cursor: pointer;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.nav-item::before {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: var(--gradient-sunset);
    border-radius: 10px;
    transition: height 0.3s;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    transform: translateX(-6px);
}

.nav-item:hover::before {
    height: 70%;
}

.nav-item.active {
    background: var(--gradient-royal);
    color: #ffffff;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
    transform: translateX(-6px);
}

.nav-item.active::before {
    height: 100%;
    width: 6px;
}

.nav-icon {
    font-size: 1.2rem;
    margin-left: 12px;
    min-width: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== ط§ظ„ظ…ط­طھظˆظ‰ ط§ظ„ط±ط¦ظٹط³ظٹ ===== */
.main-content {
    margin-right: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-right 0.4s;
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 40px;
    background: var(--bg-header);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid var(--border);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-royal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    letter-spacing: 0.5px;
}

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

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    background: #f1f5f9;
    border-radius: 14px;
    border: 2px solid var(--border);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-fire);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.page-content {
    padding: 24px;
}

/* ===== ط§ظ„ط¨ط·ط§ظ‚ط§طھ ط§ظ„ط§ط­طھط±ط§ظپظٹط© ===== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 20px;
    margin-bottom: 20px;
    border: 2px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-royal);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid #f1f5f9;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* ===== ط§ظ„ط£ط²ط±ط§ط± ط§ظ„ط§ط­طھط±ط§ظپظٹط© ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
    letter-spacing: 0.3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 400px;
    height: 400px;
}

.btn-primary {
    background: var(--gradient-royal);
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: #f1f5f9;
    color: var(--text-primary);
    border: 2px solid var(--border-strong);
}

.btn-secondary:hover {
    background: #e2e8f0;
    transform: translateY(-3px);
}

.btn-success {
    background: var(--gradient-forest);
    color: white;
}

.btn-success:hover {
    box-shadow: 0 12px 32px rgba(11, 163, 96, 0.5);
    transform: translateY(-3px) scale(1.02);
}

.btn-danger {
    background: var(--gradient-fire);
    color: white;
}

.btn-danger:hover {
    box-shadow: 0 12px 32px rgba(239, 68, 68, 0.5);
    transform: translateY(-3px) scale(1.02);
}

.btn-warning {
    background: var(--gradient-sunset);
    color: white;
}

.btn-info {
    background: var(--gradient-ocean);
    color: white;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ===== ط¨ط·ط§ظ‚ط§طھ ط§ظ„ط¥ط­طµط§ط¦ظٹط§طھ ط§ظ„ظ…ظ…ظٹط²ط© ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
    margin-bottom: 36px;
}

.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-royal);
}

.stat-card:nth-child(2)::before {
    background: var(--gradient-ocean);
}

.stat-card:nth-child(3)::before {
    background: var(--gradient-forest);
}

.stat-card:nth-child(4)::before {
    background: var(--gradient-fire);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 12px;
    background: var(--gradient-royal);
    color: white;
    box-shadow: var(--shadow-lg);
}

.stat-card:nth-child(2) .stat-icon {
    background: var(--gradient-ocean);
}

.stat-card:nth-child(3) .stat-icon {
    background: var(--gradient-forest);
}

.stat-card:nth-child(4) .stat-icon {
    background: var(--gradient-fire);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-primary);
    margin: 8px 0;
    line-height: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

/* ===== ط§ظ„ظ†ظ…ط§ط°ط¬ ط§ظ„ط§ط­طھط±ط§ظپظٹط© ===== */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-size: 0.9rem;
    background: #f8fafc;
    color: var(--text-primary);
    transition: all 0.3s;
    font-weight: 500;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    transform: translateY(-2px);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

/* ===== ط§ظ„ط¬ط¯ط§ظˆظ„ ط§ظ„ظ…ظ…ظٹط²ط© ===== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    background: white;
    box-shadow: var(--shadow);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 14px;
    text-align: right;
    border: none;
}

tbody td {
    padding: 12px 14px;
    border-bottom: 2px solid #f1f5f9;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

tbody tr {
    transition: all 0.3s;
}

tbody tr:hover {
    background: #f8fafc;
    transform: scale(1.01);
}

/* ===== ط§ظ„ط´ط§ط±ط§طھ ط§ظ„ظ…ظ…ظٹط²ط© ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 800;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.badge-success {
    background: var(--gradient-forest);
}

.badge-danger {
    background: var(--gradient-fire);
}

.badge-warning {
    background: var(--gradient-sunset);
}

.badge-info {
    background: var(--gradient-ocean);
}

.badge-purple {
    background: var(--gradient-royal);
}

/* ===== ط§ظ„ظ†ط§ظپط°ط© ط§ظ„ظ…ظ†ط¨ط«ظ‚ط© ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s;
}

.modal {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 650px;
    width: 92%;
    max-height: 92vh;
    overflow: hidden;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 3px solid var(--border);
}

.modal-header {
    padding: 20px;
    border-bottom: 2px solid #f1f5f9;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gradient-royal);
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 800;
    margin: 0;
    color: white;
    letter-spacing: 0.3px;
}

.modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: bold;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg) scale(1.1);
}

.modal-body {
    padding: 24px;
    max-height: calc(92vh - 200px);
    overflow-y: auto;
}

.modal-footer {
    padding: 24px 32px;
    border-top: 3px solid #f1f5f9;
    display: flex;
    gap: 16px;
    justify-content: flex-end;
    background: #f8fafc;
}

/* ===== ط§ظ„ط¥ط´ط¹ط§ط±ط§طھ ط§ظ„ظ…ظ…ظٹط²ط© ===== */
.notification-container {
    position: fixed;
    top: 100px;
    left: 32px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.notification {
    min-width: 360px;
    padding: 20px 28px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 16px;
    animation: slideInLeft 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: white;
    font-weight: 700;
    font-size: 1.05rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.notification.success {
    background: var(--gradient-forest);
}

.notification.error {
    background: var(--gradient-fire);
}

.notification.warning {
    background: var(--gradient-sunset);
}

.notification.info {
    background: var(--gradient-ocean);
}

/* ===== ط±ط³ظˆظ… ظ…طھط­ط±ظƒط© ط§ط­طھط±ط§ظپظٹط© ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ===== Loading ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 6px solid #e2e8f0;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 80px 32px;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 5rem;
    margin-bottom: 24px;
    opacity: 0.6;
}

/* ===== ط²ط± ط§ظ„ظ‚ط§ط¦ظ…ط© ظ„ظ„ظ…ظˆط¨ط§ظٹظ„ ===== */
.btn-menu {
    display: none;
    background: var(--gradient-royal);
    color: white;
    border: none;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    font-size: 1.75rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

/* ===== طµظپط­ط© ط§ظ„ظ‡ظٹط¯ط± ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 3px solid #f1f5f9;
}

.page-header h2 {
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-royal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-right: 0;
    }

    .btn-menu {
        display: flex;
    }

    .page-content {
        padding: 24px;
    }

    .top-header {
        padding: 20px;
    }

    .btn {
        padding: 14px 24px;
        font-size: 0.95rem;
    }
}

/* ===== ط²ط± طھط³ط¬ظٹظ„ ط§ظ„ط®ط±ظˆط¬ ===== */
.btn-logout {
    background: var(--gradient-fire);
    color: white;
}

.btn-logout:hover {
    box-shadow: 0 12px 32px rgba(239, 68, 68, 0.5);
}

/* ===== ظ†ط¸ط§ظ… ظ†ظ‚ط§ط· ط§ظ„ط¨ظٹط¹ (POS) - طھطµظ…ظٹظ… ط§ط­طھط±ط§ظپظٹ ===== */
.pos-container {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 24px;
    height: calc(100vh - 120px);
    min-height: 500px;
}

/* ===== ظ„ظˆط­ط© ط§ظ„ظ…ظ†طھط¬ط§طھ ===== */
.pos-products-panel {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: 20px;
    border: 2px solid var(--border);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.pos-top-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 2px solid var(--border);
}

.pos-search-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.pos-search-icon {
    position: absolute;
    right: 14px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    pointer-events: none;
}

.pos-search-input {
    width: 100%;
    padding: 12px 44px 12px 16px;
    border: 2px solid var(--border);
    border-radius: 14px;
    font-size: 0.95rem;
    font-weight: 500;
    background: white;
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: inherit;
}

.pos-search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

.pos-search-input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.pos-product-count {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--gradient-royal);
    color: white;
    padding: 8px 16px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.85rem;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.pos-count-num {
    font-size: 1.1rem;
    font-weight: 900;
}

/* ===== ط´ط±ظٹط· ط§ظ„طھطµظ†ظٹظپط§طھ ===== */
.pos-categories-bar {
    display: flex;
    gap: 8px;
    padding: 14px 20px;
    overflow-x: auto;
    background: white;
    border-bottom: 2px solid var(--border);
    scrollbar-width: thin;
}

.pos-categories-bar::-webkit-scrollbar {
    height: 4px;
}

.pos-categories-bar::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 10px;
}

.pos-cat-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 2px solid var(--border);
    border-radius: 25px;
    background: white;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    font-family: inherit;
}

.pos-cat-pill:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #f0f0ff;
    transform: translateY(-2px);
}

.pos-cat-pill.active {
    background: var(--gradient-royal);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
    transform: translateY(-2px);
}

.pos-cat-icon {
    font-size: 1.1rem;
}

/* ===== ط´ط¨ظƒط© ط§ظ„ظ…ظ†طھط¬ط§طھ ===== */
.pos-grid-wrapper {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%);
}

.pos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 14px;
}

/* ===== ط¨ط·ط§ظ‚ط© ط§ظ„ظ…ظ†طھط¬ ===== */
.pos-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 16px 12px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.pos-card:hover:not(.out-of-stock) {
    border-color: var(--primary);
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.2);
}

.pos-card:active:not(.out-of-stock) {
    transform: translateY(-2px) scale(0.98);
}

.pos-card.out-of-stock {
    opacity: 0.45;
    cursor: not-allowed;
    background: #f8fafc;
    filter: grayscale(40%);
}

.pos-card.in-cart {
    border-color: var(--success);
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.15);
}

.pos-card.low-stock {
    border-color: #f59e0b;
}

.pos-card-qty {
    position: absolute;
    top: -10px;
    left: -10px;
    background: var(--gradient-forest);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 900;
    box-shadow: 0 4px 12px rgba(11, 163, 96, 0.4);
    z-index: 2;
    animation: popIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes popIn {
    0% { transform: scale(0); }
    70% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.pos-card-emoji {
    font-size: 2.5rem;
    margin-bottom: 10px;
    line-height: 1;
}

.pos-card-name {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pos-card-price {
    font-size: 1rem;
    font-weight: 900;
    background: var(--gradient-royal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pos-card-stock {
    margin-top: 6px;
    font-size: 0.75rem;
}

.pos-stock-ok {
    color: var(--success);
    font-weight: 600;
}

.pos-stock-out {
    color: var(--danger);
    font-weight: 700;
}

.pos-card-stock.low-stock .pos-stock-ok {
    color: #f59e0b;
}

.pos-empty-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.pos-empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.pos-empty-products h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

/* ===== ظ„ظˆط­ط© ط§ظ„ط³ظ„ط© ===== */
.pos-cart-panel {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: 20px;
    border: 2px solid var(--border);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.pos-cart-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 20px;
    background: var(--gradient-royal);
    color: white;
}

.pos-cart-title {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.pos-cart-title h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
}

.pos-cart-badge {
    background: rgba(255,255,255,0.25);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 800;
    backdrop-filter: blur(10px);
}

.pos-clear-btn {
    background: rgba(255,255,255,0.15);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.pos-clear-btn:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.8);
}

.pos-clear-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ===== ط¥ط¯ط®ط§ظ„ ط§ظ„ط¹ظ…ظٹظ„ ===== */
.pos-customer-input {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-bottom: 2px solid #f1f5f9;
    color: var(--text-muted);
}

.pos-customer-input input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    font-family: inherit;
    background: transparent;
}

.pos-customer-input input::placeholder {
    color: var(--text-muted);
}

/* ===== ط¹ظ†ط§طµط± ط§ظ„ط³ظ„ط© ===== */
.pos-cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
    min-height: 80px;
}

.pos-cart-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.pos-cart-empty p {
    margin: 12px 0 4px;
    font-weight: 600;
    font-size: 0.95rem;
}

.pos-cart-empty small {
    font-size: 0.82rem;
    opacity: 0.7;
}

.pos-cart-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.2s;
}

.pos-cart-row:hover {
    background: #fafbfc;
}

.pos-cart-row:last-child {
    border-bottom: none;
}

.pos-cart-row-info {
    flex: 1;
    min-width: 0;
}

.pos-cart-row-name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pos-cart-row-meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.pos-cart-row-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.pos-qty-group {
    display: flex;
    align-items: center;
    gap: 2px;
    background: #f1f5f9;
    border-radius: 10px;
    padding: 2px;
}

.pos-qty-btn {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 8px;
    background: white;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    font-family: inherit;
}

.pos-qty-btn.plus:hover {
    background: var(--success);
    color: white;
}

.pos-qty-btn.minus:hover {
    background: var(--danger);
    color: white;
}

.pos-qty-num {
    font-weight: 900;
    font-size: 0.9rem;
    min-width: 22px;
    text-align: center;
    color: var(--text-primary);
}

.pos-cart-row-total {
    font-weight: 800;
    font-size: 0.88rem;
    color: var(--primary);
    min-width: 65px;
    text-align: left;
}

.pos-remove-btn {
    width: 26px;
    height: 26px;
    border: none;
    background: #fee2e2;
    color: var(--danger);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 800;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pos-remove-btn:hover {
    background: var(--danger);
    color: white;
    transform: scale(1.1);
}

/* ===== ظ…ظ„ط®طµ ط§ظ„ط³ظ„ط© ===== */
.pos-cart-summary {
    padding: 14px 18px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-top: 2px solid var(--border);
}

.pos-summary-line {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.pos-summary-line.vat {
    color: #d97706;
    font-weight: 600;
}

.pos-summary-line.total {
    font-size: 1.15rem;
    font-weight: 900;
    color: var(--text-primary);
    border-top: 2px solid var(--border);
    padding-top: 10px;
    margin-top: 6px;
}

/* ===== طھط°ظٹظٹظ„ ط§ظ„ط³ظ„ط© ===== */
.pos-cart-footer {
    padding: 16px 18px;
    border-top: 2px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: white;
}

.pos-payment-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.pos-payment-row label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    white-space: nowrap;
}

.pos-payment-input-wrap {
    display: flex;
    align-items: center;
    border: 2px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    flex: 1;
    max-width: 180px;
    transition: border-color 0.2s;
}

.pos-payment-input-wrap:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.pos-payment-input-wrap input {
    flex: 1;
    border: none;
    outline: none;
    padding: 8px 10px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    text-align: left;
    direction: ltr;
    background: transparent;
    font-family: inherit;
}

.pos-currency-tag {
    padding: 8px 10px;
    background: #f1f5f9;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    border-right: 2px solid var(--border);
}

.pos-change-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    border-radius: 12px;
    background: #f1f5f9;
    border: 2px solid var(--border);
    transition: all 0.3s;
}

.pos-change-display.positive {
    background: #f0fdf4;
    border-color: #bbf7d0;
}

.pos-change-display.negative {
    background: #fef2f2;
    border-color: #fecaca;
}

.pos-change-label {
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.pos-change-value {
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--text-primary);
}

.pos-change-display.positive .pos-change-label,
.pos-change-display.positive .pos-change-value {
    color: var(--success);
}

.pos-change-display.negative .pos-change-label,
.pos-change-display.negative .pos-change-value {
    color: var(--danger);
}

.pos-checkout-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--gradient-forest);
    color: white;
    border: none;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 6px 20px rgba(11, 163, 96, 0.35);
    letter-spacing: 0.5px;
}

.pos-checkout-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(11, 163, 96, 0.45);
}

.pos-checkout-btn:active:not(:disabled) {
    transform: translateY(-1px);
}

.pos-checkout-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}

/* ===== ط¥ظٹطµط§ظ„ ط§ظ„ظƒط§ط´ظٹط± ===== */
.receipt {
    font-family: 'Cairo', sans-serif;
    max-width: 380px;
    margin: 0 auto;
}

.receipt-header {
    text-align: center;
    padding-bottom: 12px;
}

.receipt-header h2 {
    font-size: 1.3rem;
    font-weight: 900;
    margin: 4px 0;
    color: var(--text-primary);
}

.receipt-header p {
    margin: 2px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.receipt-title {
    font-size: 1rem !important;
    font-weight: 800 !important;
    color: var(--text-primary) !important;
}

.receipt-title-en {
    font-size: 0.85rem !important;
    color: var(--text-muted) !important;
}

.receipt-divider {
    height: 2px;
    background: repeating-linear-gradient(90deg, #e2e8f0 0px, #e2e8f0 6px, transparent 6px, transparent 12px);
    margin: 10px 0;
}

.receipt-info { margin: 8px 0; }

.receipt-info-row {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 0.88rem;
    border-bottom: 1px dotted #e2e8f0;
}

.receipt-info-row:last-child { border-bottom: none; }
.receipt-info-row.grand { font-weight: 900; font-size: 1rem; color: var(--primary); }
.receipt-info-row.change { font-weight: 800; color: var(--success); }

.receipt-items {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    margin: 8px 0;
}

.receipt-items th {
    background: #f1f5f9;
    padding: 8px;
    font-weight: 800;
    border: 1px solid #e2e8f0;
    text-align: right;
    font-size: 0.8rem;
}

.receipt-items td {
    padding: 7px 8px;
    border: 1px solid #e2e8f0;
    text-align: right;
}

.receipt-totals { margin-top: 8px; }
.receipt-qr { text-align: center; margin: 16px 0; }
.receipt-qr p { font-size: 0.78rem; color: var(--text-muted); margin-top: 8px; }

.receipt-footer {
    text-align: center;
    padding-top: 12px;
    border-top: 2px dashed #e2e8f0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===== ط£ط²ط±ط§ط± ط§ظ„ط¬ط¯ط§ظˆظ„ ===== */
.table-actions { display: flex; gap: 8px; align-items: center; }

.btn-icon {
    width: 34px;
    height: 34px;
    border: none;
    background: #f1f5f9;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover { background: var(--primary); color: white; transform: scale(1.1); }
.btn-icon.btn-danger:hover { background: var(--danger); }

/* ===== طھط¬ط§ظˆط¨ ظ†ظ‚ط§ط· ط§ظ„ط¨ظٹط¹ ===== */
@media (max-width: 1100px) {
    .pos-container {
        grid-template-columns: 1fr 350px;
    }
}

@media (max-width: 900px) {
    .pos-container {
        grid-template-columns: 1fr;
        height: auto;
        gap: 16px;
    }
    
    .pos-cart-panel {
        order: -1;
        max-height: 50vh;
    }
    
    .pos-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    }
    
    .pos-grid-wrapper {
        max-height: 60vh;
    }
}

@media (max-width: 480px) {
    .pos-grid {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
        gap: 10px;
    }
    
    .pos-card {
        padding: 12px 8px;
    }
    
    .pos-card-emoji {
        font-size: 2rem;
    }
    
    .pos-top-bar {
        flex-wrap: wrap;
    }
}

/* ===== WhatsApp Button ===== */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
}

.btn-whatsapp:active {
    transform: translateY(-1px);
}