* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter',sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #0f172a;
    overflow: hidden;
}

/* Floating Background */

.bg-animation span {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: .4;
}

    .bg-animation span:nth-child(1) {
        width: 300px;
        height: 300px;
        background: #0d6efd;
        top: 10%;
        left: 10%;
    }

    .bg-animation span:nth-child(2) {
        width: 350px;
        height: 350px;
        background: #3b82f6;
        bottom: 5%;
        right: 5%;
    }

    .bg-animation span:nth-child(3) {
        width: 250px;
        height: 250px;
        background: #60a5fa;
        top: 50%;
        left: 50%;
    }

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
    z-index: 10;
}

.login-card {
    background: rgba(255,255,255,.08);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 25px;
    padding: 40px;
    box-shadow: 0 8px 32px rgba(0,0,0,.35);
}

.logo {
    text-align: center;
    margin-bottom: 20px;
}

    .logo img {
        max-width: 180px;
    }

.login-card h2 {
    color: #fff;
    text-align: center;
    font-size: 32px;
    margin-bottom: 10px;
}

.login-card p {
    color: #cbd5e1;
    text-align: center;
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 18px;
}

    .input-group label {
        color: #fff;
        display: block;
        margin-bottom: 8px;
        font-size: 14px;
    }

    .input-group input {
        width: 100%;
        height: 55px;
        border: none;
        border-radius: 12px;
        padding: 0 15px;
        background: rgba(255,255,255,.10);
        color: white;
        font-size: 15px;
    }

        .input-group input::placeholder {
            color: #cbd5e1;
        }

        .input-group input:focus {
            outline: none;
            box-shadow: 0 0 0 2px #0d6efd;
        }

.options {
    display: flex;
    justify-content: space-between;
    margin-bottom: 25px;
    color: #fff;
    font-size: 14px;
}

    .options a {
        color: #60a5fa;
        text-decoration: none;
    }

#sign_in {
    width: 100%;
    height: 55px;
    border: none;
    border-radius: 12px;
    background: #0d6efd;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: .3s;
}

    #sign_in:hover {
        background: #2563eb;
        box-shadow: 0 0 20px rgba(13,110,253,.5);
        transform: translateY(-2px);
    }

@media(max-width:576px) {

    .login-card {
        padding: 25px;
    }

        .login-card h2 {
            font-size: 26px;
        }

    .options {
        flex-direction: column;
        gap: 10px;
    }
}