body {
    background-color: #0b0a13;
    color: #f3f4f6;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}
.container {
    background-color: #141226;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
    width: 100%;
    max-width: 500px;
    border: 1px solid #2d2a4a;
}
h2 { color: #a073ff; margin-top: 0; }
.subtitle { color: #9ca3af; font-size: 0.9rem; margin-bottom: 25px; }
.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; font-weight: bold; font-size: 0.85rem; color: #cbd5e1; }
input, textarea {
    width: 100%;
    padding: 10px;
    background-color: #1e1b3a;
    border: 1px solid #3b376d;
    border-radius: 6px;
    color: #fff;
    box-sizing: border-box;
}
input:focus, textarea:focus { outline: 1px solid #a073ff; }
.warning { color: #fbbf24; font-size: 0.75rem; display: block; margin-top: 5px; }
button {
    width: 100%;
    padding: 12px;
    background-color: #a073ff;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
}
button:hover { background-color: #8b5cf6; }
.log-container {
    margin-top: 20px;
    background-color: #0b0a13;
    padding: 12px;
    border-radius: 6px;
    max-height: 180px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 0.8rem;
    border: 1px solid #2d2a4a;
}
.log-info { color: #9ca3af; }
.log-success { color: #34d399; font-weight: bold; }
.log-warning { color: #fbbf24; }
.log-error { color: #f87171; }