/* نظام صيانة السيارات - التصميم الرئيسي */
@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;800&display=swap');

:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #93c5fd;
    --secondary: #64748b;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    --dark: #1e293b;
    --light: #f8fafc;
    --white: #ffffff;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --radius-sm: 6px;
    --radius: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Tajawal', sans-serif;
    background: var(--light);
    color: var(--dark);
    line-height: 1.6;
    direction: rtl;
}

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

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

html, body {
    width: 100%;
    overflow-x: hidden;
}

/* ===== Sidebar ===== */
.sidebar {
    background: linear-gradient(180deg, var(--dark) 0%, var(--gray-800) 100%);
    color: var(--white);
    padding: 24px 20px;
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    width: 280px;
    min-width: 280px;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar-header {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 24px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--white);
}

.user-card {
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary), var(--info));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.user-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.user-info span {
    font-size: 0.8rem;
    color: var(--gray-400);
}

/* Navigation */
.nav-menu {
    list-style: none;
    padding: 0;
}

.nav-item {
    margin-bottom: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    color: var(--gray-400);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(59, 130, 246, 0.2);
    color: var(--white);
}

.nav-link.active {
    background: var(--primary);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* ===== Main Content ===== */
.main-content {
    flex: 1;
    padding: 30px;
    min-height: 100vh;
    margin-right: 280px;
    width: calc(100% - 280px);
}

/* ===== Header ===== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.page-title h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 5px;
}

.page-title p {
    color: var(--gray-500);
    font-size: 1rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-family: 'Tajawal', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #16a34a);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.btn-success:hover {
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* ===== Cards ===== */
.card {
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-body {
    padding: 24px;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark);
}

/* ===== Stats Cards ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.blue {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: var(--primary);
}

.stat-icon.green {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: var(--success);
}

.stat-icon.orange {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: var(--warning);
}

.stat-icon.red {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: var(--danger);
}

.stat-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.stat-content p {
    color: var(--gray-500);
    font-size: 0.95rem;
}

/* ===== Forms ===== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-family: 'Tajawal', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ===== Tables ===== */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    max-width: 100%;
}

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

.table th,
.table td {
    padding: 16px;
    text-align: right;
    border-bottom: 1px solid var(--gray-100);
}

.table th {
    font-weight: 600;
    color: var(--gray-600);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody tr:hover {
    background: var(--gray-50);
}

/* ===== Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-success {
    background: #dcfce7;
    color: #166534;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

/* ===== Alerts ===== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: #dcfce7;
    border-right: 4px solid var(--success);
    color: #166534;
}

.alert-warning {
    background: #fef3c7;
    border-right: 4px solid var(--warning);
    color: #92400e;
}

.alert-danger {
    background: #fee2e2;
    border-right: 4px solid var(--danger);
    color: #991b1b;
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--danger);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-500);
}

.empty-state i {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    color: var(--dark);
}

/* ===== Auth Pages ===== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow-xl);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header .logo {
    margin-bottom: 20px;
}

.auth-header h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--gray-500);
}

/* ===== Mobile Menu Button ===== */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 1100;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    align-items: center;
    justify-content: center;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .main-content {
        margin-right: 260px;
        width: calc(100% - 260px);
        padding: 25px;
    }
    
    .sidebar {
        width: 260px;
    }
}

@media (max-width: 1024px) {
    .app-container {
        display: block;
        width: 100%;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .sidebar {
        position: fixed;
        right: 0;
        top: 0;
        width: 280px;
        height: 100vh;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 1000;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    .main-content {
        margin-right: 0;
        width: 100%;
        max-width: 100%;
        padding: 20px;
        padding-top: 80px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
    
    .main-content {
        padding: 15px;
        padding-top: 70px;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        margin-bottom: 20px;
    }
    
    .page-title h1 {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .stat-card {
        padding: 18px;
    }
    
    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .stat-content h3 {
        font-size: 1.4rem;
    }
    
    .card {
        border-radius: var(--radius);
    }
    
    .card-header {
        padding: 15px 18px;
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .card-body {
        padding: 18px;
    }
    
    .table th,
    .table td {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 10px 18px;
        font-size: 0.95rem;
    }
    
    .form-control {
        padding: 12px 15px;
    }
    
    .auth-card {
        padding: 30px 20px;
        margin: 10px;
        border-radius: var(--radius-md);
    }
    
    .modal {
        width: 95%;
        margin: 20px;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 18px;
    }
}

@media (max-width: 480px) {
    html, body {
        overflow-x: hidden;
        width: 100%;
    }
    
    .main-content {
        padding: 10px;
        padding-top: 65px;
        width: 100%;
        max-width: 100vw;
    }
    
    .page-title h1 {
        font-size: 1.2rem;
    }
    
    .stat-card {
        flex-direction: row;
        text-align: right;
        padding: 15px;
    }
    
    .stat-icon {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
    
    .stat-content h3 {
        font-size: 1.3rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
        padding: 12px 16px;
    }
    
    .card {
        border-radius: 12px;
        overflow: hidden;
    }
    
    .card-header {
        padding: 15px;
    }
    
    .card-body {
        padding: 15px;
    }
    
    .table-container {
        margin: 0;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table {
        min-width: 600px;
    }
    
    .table th,
    .table td {
        padding: 10px 12px;
        font-size: 0.85rem;
        white-space: nowrap;
    }
    
    .badge {
        font-size: 0.75rem;
        padding: 3px 8px;
    }
    
    .nav-menu {
        padding: 0 15px;
    }
    
    .nav-link {
        padding: 12px 15px;
        font-size: 0.95rem;
    }
    
    .mobile-menu-btn {
        top: 10px;
        right: 10px;
        width: 42px;
        height: 42px;
    }
    
    .btn-sm {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

/* ===== Touch Device Optimizations ===== */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
    }
    
    .form-control {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .nav-link {
        padding: 14px 16px;
    }
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}