body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #1a1c2c, #2d2f4a);
    color: #fff;
    margin: 0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 420px;
    padding: 26px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    backdrop-filter: blur(14px);
    box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

h1 {
    text-align: center;
    margin-top: 0;
}

#tos {
    background: #0f0f18;
    padding: 12px;
    border-radius: 10px;
    font-size: 13px;
    max-height: 160px;
    overflow-y: auto;
    white-space: pre-wrap;
    display: none;
}

input {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border-radius: 8px;
    border: none;
    outline: none;
    font-size: 14px;
}

button {
    width: 100%;
    padding: 12px;
    margin-top: 14px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    font-size: 15px;
    background: linear-gradient(135deg, #4f7cff, #7a6cff);
    color: #fff;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.token {
    background: #0f0f18;
    padding: 16px;
    border-radius: 12px;
    word-break: break-all;
    text-align: center;
}