body {
    background: #23272e;
    color: #f8f8f2;
    font-family: 'Segoe UI', 'Arial', sans-serif;
    margin: 0;
    padding: 0;
}
.container {
    max-width: 600px;
    margin: 40px auto;
    background: #282c34;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.25);
    padding: 32px 28px 24px 28px;
}
h1 {
    text-align: center;
    margin-bottom: 24px;
    color: #00ffea;
    letter-spacing: 2px;
}
label {
    font-size: 1.1em;
    margin-top: 18px;
    display: block;
    color: #fffa;
}
textarea {
    width: 100%;
    border-radius: 6px;
    border: none;
    padding: 12px;
    font-size: 1.1em;
    background: #1e1e1e;
    color: #00ffea;
    margin-bottom: 12px;
    resize: vertical;
}
.mode-switch {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 18px;
}
.mode-switch button {
    background: #1e1e1e;
    color: #00ffea;
    border: none;
    padding: 10px 22px;
    border-radius: 6px;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.mode-switch button.active {
    background: #00ffea;
    color: #23272e;
    font-weight: bold;
}
.actions {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}
.actions button {
    background: #00ffea;
    color: #23272e;
    border: none;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 1em;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s, color 0.2s;
}
.actions button:hover {
    background: #00bfae;
}
.help {
    text-align: right;
    margin-top: 8px;
}
#helpBtn {
    background: none;
    color: #00ffea;
    border: none;
    font-size: 1em;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}
#helpBtn:hover {
    color: #00bfae;
}