/* Professional Installer Styles */
:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-main: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --success: #22c55e;
    --error: #ef4444;
}

body {
    background-color: var(--bg-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
}

.installer-container {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
}

.installer-card {
    background: var(--card-bg);
    border-radius: 1rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.installer-header {
    background: linear-gradient(135deg, var(--primary), #818cf8);
    padding: 3rem 2rem;
    color: white;
    text-align: center;
}

.installer-header h1 {
    margin: 0;
    font-size: 1.875rem;
    font-weight: 700;
}

.installer-header p {
    margin: 0.5rem 0 0;
    opacity: 0.9;
    font-size: 1rem;
}

.installer-steps {
    display: flex;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    background: #f1f5f9;
}

.step-item {
    flex: 1;
    text-align: center;
    position: relative;
    padding: 0 0.5rem;
}

.step-number {
    width: 2rem;
    height: 2rem;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.step-item.active .step-number {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.step-item.completed .step-number {
    border-color: var(--success);
    background: var(--success);
    color: white;
}

.step-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
}

.step-item.active .step-label {
    color: var(--primary);
}

.installer-content {
    padding: 2.5rem 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

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

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

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

.status-list {
    list-style: none;
    padding: 0;
}

.status-item {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    margin-bottom: 0.75rem;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
}

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

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

.progress-bar {
    height: 4px;
    background: #e2e8f0;
    border-radius: 2px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary);
    transition: width 0.5s ease;
}