:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --border-color: #e2e8f0;
    --surface-color: #ffffff;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
}

.app-header {
    background-color: var(--surface-color);
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.app-header h1 {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--text-color);
}

.app-header p {
    color: #64748b;
    margin-top: 0.5rem;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Helper Classes */
.hidden {
    display: none !important;
}

.btn {
    display: inline-flex;
    align-items: center;
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
}

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

/* Status Badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-complete {
    background-color: #d1fae5;
    color: #065f46;
}

.status-process {
    background-color: #dbeafe;
    color: #1e40af;
}

.status-idle {
    background-color: #f3f4f6;
    color: #374151;
}