:root {
    --green: #16a34a;
    --green-dark: #15803d;
    --bg: #b1bfcc;
    --panel: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
    --danger: #dc2626;
    --radius: 18px;
    --shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
}

#app,
#screen-root {
    min-height: 100vh;
}