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

body {
    font-family: 'Cairo', sans-serif;
    background: #f1f5f9;
    direction: rtl;
}

.admin-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 2rem 0;
}

.sidebar-header {
    padding: 0 2rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sidebar-header i {
    font-size: 2rem;
    color: #6366f1;
}

.sidebar-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.sidebar-nav {
    padding-top: 2rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s ease;
    border-right: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: white;
    border-right-color: #6366f1;
}

.nav-item.active {
    background: rgba(99, 102, 241, 0.2);
    color: white;
    border-right-color: #6366f1;
}

.nav-item i {
    font-size: 1.25rem;
    width: 24px;
}

.main-content {
    padding: 2rem;
    overflow-y: auto;
}

.content-header {
    margin-bottom: 2rem;
}

.content-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.content-header p {
    color: #64748b;
    font-size: 1.1rem;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.alert i {
    font-size: 1.25rem;
}

.settings-form {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.settings-section {
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 2px solid #f1f5f9;
}

.settings-section:last-of-type {
    border-bottom: none;
}

.settings-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.settings-section h2 i {
    color: #6366f1;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: #475569;
    font-size: 0.95rem;
}

.form-control {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-family: 'Cairo', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.color-input-group {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 0.75rem;
    align-items: center;
}

.color-picker {
    width: 60px;
    height: 45px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.color-picker:hover {
    border-color: #6366f1;
}

.color-hex {
    background: #f8fafc;
    cursor: default;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid #f1f5f9;
}

.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 10px;
    font-family: 'Cairo', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: #e2e8f0;
    color: #475569;
}

.btn-secondary:hover {
    background: #cbd5e1;
}

@media (max-width: 768px) {
    .admin-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: relative;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}