:root {
    /* Céu Andromeda */
    --sky-950: #061426;
    --sky-900: #0a203b;
    --sky-800: #10345c;

    /* Azul principal */
    --blue-600: #1689e8;
    --blue-500: #35a7ff;
    --blue-400: #67bdff;
    --blue-100: #dff2ff;

    /* Superfícies */
    --white: #ffffff;
    --surface: #f7fbff;
    --surface-soft: #edf7ff;

    /* Texto */
    --text-primary: #102033;
    --text-secondary: #607086;
    --text-on-dark: #ffffff;

    /* Feedback */
    --success: #16865c;
    --warning: #b7791f;
    --danger: #c74343;

    /* Layout */
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-soft:
        0 10px 35px rgba(5, 35, 65, 0.10);

    --content-width: 1200px;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {

    min-height:100vh;

    margin:0;

    font-family:

        Arial,

        Helvetica,

        sans-serif;

    color:var(--text-primary);

    background:var(--surface);
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

a {
    color: inherit;
}