:root {
    --bg-dark: #0b0f19;
    --panel-bg: #151f32;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --safety-green: #10b981;
    --safety-red: #ef4444;
    --border: #1e293b;
    --input-bg: #0f172a;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.app-container {
    max-width: 950px;
    width: 100%;
}

header h1 {
    font-size: 2.2rem;
    color: var(--text-main);
    margin-bottom: 5px;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--text-muted);
    margin-top: 0;
    margin-bottom: 30px;
    font-size: 1rem;
}

.grid-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 25px;
}

@media (max-width: 768px) {
    .grid-layout {
        grid-template-columns: 1fr;
    }
}

.panel {
    background-color: var(--panel-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

h2 {
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 10px;
    color: var(--text-main);
}

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

input, select {
    background-color: var(--input-bg);
    color: white;
    border: 1px solid var(--border);
    padding: 12px;
    border-radius: 6px;
    font-size: 1rem;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-blue);
}

small {
    color: var(--text-muted);
    margin-top: 5px;
    font-size: 0.8rem;
    line-height: 1.4;
}

button {
    background-color: var(--accent-blue);
    color: white;
    border: none;
    padding: 14px;
    width: 100%;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s;
}

button:hover {
    background-color: var(--accent-blue-hover);
}

.status-banner {
    padding: 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 20px;
    text-align: center;
}

.status-pass {
    background-color: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--safety-green);
    color: #a7f3d0;
}

.status-fail {
    background-color: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--safety-red);
    color: #fca5a5;
}

.metric-box {
    background-color: var(--input-bg);
    padding: 18px;
    border-radius: 8px;
    margin-bottom: 15px;
    border-left: 4px solid var(--border);
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-value {
    font-size: 1.6rem;
    font-weight: 800;
}

.deadline-box {
    border-left-color: var(--safety-red);
    background: linear-gradient(135deg, var(--input-bg) 0%, #311010 100%);
}

.alert-text {
    color: var(--safety-red);
}

.download-btn {
    background-color: var(--safety-green);
    margin-top: 10px;
}

.download-btn:hover {
    background-color: #059669;
}

.hidden {
    display: none;
}

/* 🖨️ AUTOMATIC PRINT FILTER CLEANER */
@media print {
    /* 1. Only strip away the affiliate ad links and buttons */
    .affiliate-section, 
    .affiliate-grid, 
    .affiliate-card,
    button, 
    .download-btn {
        display: none !important;
    }
    
    /* 2. Reset the grid layout to a clean single vertical column */
    .grid-layout {
        display: block !important;
    }
    
    body {
        background-color: #fff !important;
        color: #000 !important;
        padding: 0 !important;
        margin: 0 !important;
        font-size: 12px !important;
    }

    /* 3. Clean up the input boxes so they look like flat text fields on paper */
    input, select {
        background-color: #fff !important;
        color: #000 !important;
        border: 1px solid #ccc !important;
        padding: 6px !important;
        font-size: 11px !important;
    }

    /* 4. Format the panels to look beautiful on a black-and-white page */
    .panel {
        background-color: #fff !important;
        border: 1px solid #000 !important;
        color: #000 !important;
        box-shadow: none !important;
        margin-bottom: 15px !important;
        padding: 15px !important;
        page-break-inside: avoid;
    }

    .metric-box {
        background-color: #f8fafc !important;
        border: 1px solid #cbd5e1 !important;
        color: #000 !important;
        padding: 10px !important;
    }

    .metric-value {
        font-size: 1.3rem !important;
    }

    .status-banner {
        border: 2px solid #000 !important;
        color: #000 !important;
        background-color: #f8fafc !important;
    }
}