/* ============================================
   MAIN STYLES - Core Imports & Utilities
   ============================================ */

/* 
   Import Order:
   1. Design System (CSS Variables, Base)
   2. Components (Reusable UI Elements)
   3. Layout (Header, Sidebar, Footer)
   4. Page-Specific Styles
*/

/* Design Foundation */
@import url('design-system.css');
@import url('components.css');
@import url('layout.css');
@import url('notifications.css');

/* Page Styles */
@import url('products.css');
@import url('cart.css');
@import url('orders.css');
@import url('wallet.css');
@import url('vendor.css');
@import url('admin.css');
@import url('admin-components.css');

/* Responsive / Mobile Styles (always last) */
@import url('responsive.css');

/* ===== UTILITY CLASSES ===== */

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-inline-flex { display: inline-flex !important; }

/* Flex Utilities */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-grow-1 { flex-grow: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }

/* Alignment */
.items-start { align-items: flex-start !important; }
.items-center { align-items: center !important; }
.items-end { align-items: flex-end !important; }
.items-stretch { align-items: stretch !important; }

.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }

/* Gap */
.gap-1 { gap: var(--space-1) !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-3 { gap: var(--space-3) !important; }
.gap-4 { gap: var(--space-4) !important; }
.gap-5 { gap: var(--space-5) !important; }
.gap-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

/* Margin */
.m-0 { margin: 0 !important; }
.m-auto { margin: auto !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.my-auto { margin-top: auto !important; margin-bottom: auto !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--space-1) !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-3 { margin-top: var(--space-3) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--space-1) !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }

.ml-auto { margin-left: auto !important; }
.mr-auto { margin-right: auto !important; }

/* Padding */
.p-0 { padding: 0 !important; }
.p-1 { padding: var(--space-1) !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-5 { padding: var(--space-5) !important; }
.p-6 { padding: var(--space-6) !important; }
.p-8 { padding: var(--space-8) !important; }

.px-4 { padding-left: var(--space-4) !important; padding-right: var(--space-4) !important; }
.px-6 { padding-left: var(--space-6) !important; padding-right: var(--space-6) !important; }
.py-4 { padding-top: var(--space-4) !important; padding-bottom: var(--space-4) !important; }
.py-6 { padding-top: var(--space-6) !important; padding-bottom: var(--space-6) !important; }

/* Width & Height */
.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.h-full { height: 100% !important; }
.h-auto { height: auto !important; }
.min-h-screen { min-height: 100vh !important; }

/* Text Utilities */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.text-xs { font-size: var(--text-xs) !important; }
.text-sm { font-size: var(--text-sm) !important; }
.text-base { font-size: var(--text-base) !important; }
.text-lg { font-size: var(--text-lg) !important; }
.text-xl { font-size: var(--text-xl) !important; }
.text-2xl { font-size: var(--text-2xl) !important; }
.text-3xl { font-size: var(--text-3xl) !important; }

.font-normal { font-weight: var(--font-normal) !important; }
.font-medium { font-weight: var(--font-medium) !important; }
.font-semibold { font-weight: var(--font-semibold) !important; }
.font-bold { font-weight: var(--font-bold) !important; }

.uppercase { text-transform: uppercase !important; }
.lowercase { text-transform: lowercase !important; }
.capitalize { text-transform: capitalize !important; }

.truncate {
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}

/* Colors */
.text-primary { color: var(--primary-600) !important; }
.text-accent { color: var(--accent-600) !important; }
.text-success { color: var(--success-600) !important; }
.text-warning { color: var(--warning-600) !important; }
.text-error { color: var(--error-600) !important; }
.text-gray-400 { color: var(--gray-400) !important; }
.text-gray-500 { color: var(--gray-500) !important; }
.text-gray-600 { color: var(--gray-600) !important; }
.text-gray-700 { color: var(--gray-700) !important; }
.text-gray-900 { color: var(--gray-900) !important; }
.text-white { color: white !important; }
.text-error { color: var(--error-500) !important; }
.text-muted { color: var(--gray-500) !important; }

/* Links */
.link {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.link:hover {
    color: var(--primary-700);
    text-decoration: underline;
}

.bg-primary { background-color: var(--primary-600) !important; }
.bg-accent { background-color: var(--accent-600) !important; }
.bg-gray-50 { background-color: var(--gray-50) !important; }
.bg-gray-100 { background-color: var(--gray-100) !important; }
.bg-white { background-color: white !important; }
.bg-warning-light { background-color: var(--warning-50) !important; }
.bg-success-light { background-color: var(--success-50) !important; }
.bg-accent-light { background-color: var(--accent-50) !important; }
.bg-primary-light { background-color: var(--primary-50, rgba(59, 130, 246, 0.1)) !important; }
.bg-error-light { background-color: var(--error-50, rgba(239, 68, 68, 0.1)) !important; }

/* Border Radius */
.rounded-none { border-radius: 0 !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-2xl { border-radius: var(--radius-2xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* Shadows */
.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }

/* Overflow */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-x-auto { overflow-x: auto !important; }
.overflow-y-auto { overflow-y: auto !important; }

/* Position */
.relative { position: relative !important; }
.absolute { position: absolute !important; }
.fixed { position: fixed !important; }
.sticky { position: sticky !important; }

/* Visibility */
.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }

/* Cursor */
.cursor-pointer { cursor: pointer !important; }
.cursor-not-allowed { cursor: not-allowed !important; }

/* Opacity */
.opacity-0 { opacity: 0 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-75 { opacity: 0.75 !important; }
.opacity-100 { opacity: 1 !important; }

/* Transitions */
.transition-none { transition: none !important; }
.transition { transition: all var(--transition-base) !important; }
.transition-fast { transition: all var(--transition-fast) !important; }

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }
.container-2xl { max-width: var(--container-2xl); }

/* ===== GRID ===== */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-full { grid-column: 1 / -1; }

/* ===== RESPONSIVE UTILITIES ===== */
@media (max-width: 1024px) {
    .lg\:d-none { display: none !important; }
    .lg\:d-block { display: block !important; }
    .lg\:d-flex { display: flex !important; }
}

@media (max-width: 768px) {
    .md\:d-none { display: none !important; }
    .md\:d-block { display: block !important; }
    .md\:d-flex { display: flex !important; }
    .md\:flex-column { flex-direction: column !important; }
    .md\:w-full { width: 100% !important; }
    .md\:text-center { text-align: center !important; }
}

@media (max-width: 480px) {
    .sm\:d-none { display: none !important; }
    .sm\:d-block { display: block !important; }
    .sm\:flex-column { flex-direction: column !important; }
    .sm\:w-full { width: 100% !important; }
    .sm\:text-center { text-align: center !important; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fadeIn { animation: fadeIn var(--transition-base) ease-out; }
.animate-slideUp { animation: slideUp var(--transition-base) ease-out; }
.animate-slideDown { animation: slideDown var(--transition-base) ease-out; }
.animate-pulse { animation: pulse 2s infinite; }

/* ===== API NOTIFICATION FALLBACK ===== */
.api-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 99999;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    animation: slideIn 0.3s ease;
}
.api-notification-success { border-top: 3px solid #10b981; background: #f0fdf4; color: #065f46; }
.api-notification-error   { border-top: 3px solid #ef4444; background: #fef2f2; color: #991b1b; }
.api-notification-warning { border-top: 3px solid #f59e0b; background: #fffbeb; color: #92400e; }
.api-notification-info    { border-top: 3px solid #3b82f6; background: #eff6ff; color: #1e40af; }
.api-notification button {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: #6b7280;
    padding: 0;
    line-height: 1;
}

@keyframes slideIn { 
    from { transform: translateX(100%); opacity: 0; } 
    to { transform: translateX(0); opacity: 1; } 
}

/* ===== PRINT STYLES ===== */
@media print {
    .no-print { display: none !important; }
    
    .sidebar,
    .header,
    .footer {
        display: none !important;
    }
    
    .main-content {
        margin: 0 !important;
        padding: 0 !important;
    }
}