body {
    background-color: #121212; /* near-black, not pure black */
    color: #e0e0e0;            /* soft light grey */
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: 40px auto;
    line-height: 1.6;
}

h1 {
    text-align: center;
    color: #f5f5f5;
    letter-spacing: 1px;
}
.subtitle {
    text-align: center;
    color: #b0b0b0;
    margin-bottom: 30px;
}


h2 {
    text-align: center;
    color: #f5f5f5;
    letter-spacing: 1px;
}

label {
    font-weight: bold;
    color: #cccccc;
}

input, button {
    width: 100%;
    padding: 8px;
    margin-top: 6px;
    background-color: #1e1e1e;
    color: #e0e0e0;
    border: 1px solid #333;
}

input:focus {
    outline: none;
    border-color: #888;
}

button {
    margin-top: 12px;
    cursor: pointer;
    background-color: #2a2a2a;
    font-weight: bold;
}

button:hover {
    background-color: #3a3a3a;
}

#result {
    margin-top: 20px;
    padding: 12px;
    background-color: #1b1b1b;
    border-left: 4px solid #888;
}

:root {
    --accent: #f0a500; /* muted amber */
}

/* Headline accent */
h1 {
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
}

h2 {
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
}

/* Button focus */
button {
    border: 1px solid var(--accent);
}

button:hover {
    background-color: var(--accent);
    color: #121212;
}

/* Result states */
#result strong {
    color: var(--accent);
}

/* Subtle transition (not animation) */
button, input {
    transition: background-color 0.2s ease, border-color 0.2s ease;
}