body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', sans-serif;
    background: #0a1d2c;
    overflow: hidden;
}

canvas#rain {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 0;
    width: 100vw;
    height: 100vh;
}

.riga-login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    width: 100vw;
    position: relative;
    z-index: 1;
}

.riga-login-box {
    background: rgba(255, 255, 255, 0.08);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    text-align: center;
    width: 320px;
}

.riga-login-box h2 {
    margin-bottom: 20px;
}

.riga-login-box input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border: none;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.riga-login-box button {
    width: 100%;
    padding: 12px;
    background: #00bfff;
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s ease;
}

.riga-login-box button:hover {
    background: #0099cc;
}

.riga-login-links a {
    color: #80dfff;
    font-size: 14px;
    text-decoration: none;
}