/* Tech Support System - Modern Responsive Style */
:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #EEF2FF;
    --secondary: #8B5CF6;
    --success: #10B981;
    --success-light: #D1FAE5;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --info: #3B82F6;
    --info-light: #DBEAFE;
    --purple: #8B5CF6;
    --purple-light: #EDE9FE;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Cairo', 'Segoe UI', Tahoma, Arial, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    direction: rtl;
    line-height: 1.6;
    min-height: 100vh;
}

/* Layout */
.app { display: flex; min-height: 100vh; }
.sidebar {
    width: 260px;
    background: linear-gradient(180deg, var(--primary), var(--primary-dark));
    color: #fff;
    padding: 20px 0;
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    overflow-y: auto;
    transition: transform 0.3s;
    z-index: 100;
}
.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 15px;
}
.sidebar-header h2 { font-size: 20px; margin-bottom: 5px; }
.sidebar-header .role { font-size: 12px; opacity: 0.9; }
.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 15px;
}
.nav-link:hover, .nav-link.active {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border-right: 4px solid #fff;
}
.nav-link i { width: 20px; text-align: center; }

.main {
    margin-right: 260px;
    flex: 1;
    padding: 25px;
    transition: margin 0.3s;
}
.topbar {
    background: #fff;
    padding: 15px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.topbar h1 { font-size: 22px; color: var(--gray-800); }
.topbar .user-info { color: var(--gray-600); font-size: 14px; }

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 18px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}
.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gray-100);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}
.stat-card {
    background: #fff;
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border-right: 4px solid var(--primary);
    transition: transform 0.2s;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.stat-card .label { color: var(--gray-500); font-size: 13px; margin-bottom: 8px; }
.stat-card .value { font-size: 28px; font-weight: 700; color: var(--gray-800); }
.stat-card .icon { font-size: 32px; opacity: 0.3; float: left; }
.stat-card.success { border-color: var(--success); }
.stat-card.warning { border-color: var(--warning); }
.stat-card.danger { border-color: var(--danger); }
.stat-card.purple { border-color: var(--purple); }
.stat-card.info { border-color: var(--info); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.2s;
    font-family: inherit;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-info { background: var(--info); color: #fff; }
.btn-light { background: var(--gray-100); color: var(--gray-700); }
.btn-light:hover { background: var(--gray-200); }
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--gray-300);
    color: var(--gray-700);
}
.btn-outline:hover { background: var(--gray-100); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 24px; font-size: 16px; }
.btn-block { width: 100%; justify-content: center; }

/* Forms */
.form-group { margin-bottom: 18px; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--gray-700);
    font-weight: 600;
    font-size: 14px;
}
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
    background: #fff;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}
.form-textarea { resize: vertical; min-height: 80px; }
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

/* Step cards */
.step-card {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 15px;
    transition: all 0.3s;
}
.step-card.done {
    border-color: var(--success);
    background: var(--success-light);
}
.step-card.purple {
    border-color: var(--purple);
}
.step-card.purple.done {
    background: var(--purple-light);
}
.step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.step-title {
    font-weight: 700;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}
.step-title i { color: var(--primary); font-size: 18px; }
.step-card.purple .step-title i { color: var(--purple); }
.step-card.done .step-title i { color: var(--success); }

.step-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 600;
    color: var(--gray-700);
}
.step-check input { width: 20px; height: 20px; cursor: pointer; }

/* Tables */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    background: #fff;
}
table {
    width: 100%;
    border-collapse: collapse;
}
table th {
    background: var(--gray-50);
    padding: 14px 12px;
    text-align: right;
    font-weight: 700;
    color: var(--gray-700);
    font-size: 13px;
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}
table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    font-size: 14px;
}
table tr:hover td { background: var(--gray-50); }

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
}
.badge-success { background: var(--success-light); color: #065f46; }
.badge-warning { background: var(--warning-light); color: #92400e; }
.badge-danger { background: var(--danger-light); color: #991b1b; }
.badge-info { background: var(--info-light); color: #1e40af; }
.badge-purple { background: var(--purple-light); color: #6b21a8; }
.badge-gray { background: var(--gray-100); color: var(--gray-600); }

/* Progress bar */
.progress {
    height: 10px;
    background: var(--gray-200);
    border-radius: 10px;
    overflow: hidden;
    margin-top: 5px;
}
.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--success), #34d399);
    transition: width 0.5s;
    border-radius: 10px;
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}
.alert-success { background: var(--success-light); color: #065f46; border-right: 4px solid var(--success); }
.alert-warning { background: var(--warning-light); color: #92400e; border-right: 4px solid var(--warning); }
.alert-danger { background: var(--danger-light); color: #991b1b; border-right: 4px solid var(--danger); }
.alert-info { background: var(--info-light); color: #1e40af; border-right: 4px solid var(--info); }

/* Section headers */
.section-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    padding: 14px 20px;
    border-radius: var(--radius);
    margin: 25px 0 15px;
    font-size: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}
.section-header.purple { background: linear-gradient(135deg, var(--purple), #ec4899); }
.section-header.green { background: linear-gradient(135deg, var(--success), #14b8a6); }
.section-header.orange { background: linear-gradient(135deg, var(--warning), #f97316); }

/* Login page */
.login-page {
    display: flex;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    padding: 20px;
}
.login-box {
    background: #fff;
    padding: 45px 35px;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
    width: 100%;
    max-width: 420px;
}
.login-logo {
    text-align: center;
    font-size: 50px;
    color: var(--primary);
    margin-bottom: 15px;
}
.login-title {
    text-align: center;
    color: var(--gray-800);
    margin-bottom: 8px;
    font-size: 24px;
}
.login-sub {
    text-align: center;
    color: var(--gray-500);
    margin-bottom: 30px;
    font-size: 14px;
}

/* Filter bar */
.filter-bar {
    background: #fff;
    padding: 15px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    box-shadow: var(--shadow-sm);
}
.filter-bar input, .filter-bar select {
    padding: 8px 12px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 14px;
}

/* Action buttons in tables */
.action-buttons { display: flex; gap: 5px; }

/* Mobile responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(100%);
    }
    .sidebar.open { transform: translateX(0); }
    .main { margin-right: 0; }
    .menu-toggle { display: inline-flex; }
    .topbar { flex-wrap: wrap; gap: 10px; }
    .topbar h1 { font-size: 18px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .card { padding: 18px; }
    table { font-size: 13px; }
    table th, table td { padding: 10px 6px; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}
.modal h3 { margin-bottom: 15px; color: var(--gray-800); }

/* Empty state */
.empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-500);
}
.empty i { font-size: 60px; opacity: 0.3; margin-bottom: 20px; }
.empty p { font-size: 16px; }

/* Print */
@media print {
    .sidebar, .topbar .btn, .menu-toggle, .action-buttons { display: none !important; }
    .main { margin: 0; padding: 0; }
}