#thena {
    display: flex;
    justify-content: center;
    align-items: center;
}

#thena-filter-btn {
    padding: 12px 20px;
    font-size: 16px;
    background: #058458;
    color: #fff;
    font-weight: 700;
    font-family: Verdana, Geneva, Tahoma, sans-serif;

    border-radius: 8px;
    border: 2px solid black;

    cursor: pointer;
    transition: 0.3s;
    animation: thena-scaleIn .5s cubic-bezier(.4, .2, .2, 1);
}

#thena-filter-btn:hover {
    background: #046c49;
    transform: translateY(-0.5px);
}

#thena-filtered-btn {
    padding: 12px 20px;
    font-size: 16px;
    background: #015939;
    color: #fff;
    font-weight: 700;
    font-family: Verdana, Geneva, Tahoma, sans-serif;

    border-radius: 8px;
    border: 2px solid black;

    cursor: pointer;
    transition: 0.3s;
    animation: thena-scaleIn .5s cubic-bezier(.4, .2, .2, 1);
}

#sign-out-btn {
    padding: 12px 20px;
    font-size: 16px;
    background: #058458;
    color: #fff;
    font-weight: 700;
    font-family: Verdana, Geneva, Tahoma, sans-serif;

    border-radius: 8px;
    border: 2px solid black;

    cursor: pointer;
    transition: 0.3s;
    animation: thena-scaleIn .5s cubic-bezier(.4, .2, .2, 1);
}

#sign-out-btn:hover {
    background: #14b874;
}

#thena-login-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);

    display: flex;
    align-items: center;
    justify-content: center;

    z-index: 9999;
    font-family: system-ui, -apple-system, sans-serif;
}

#thena-login-inner {
    position: relative;

    width: 420px;
    height: 520px;

    border-radius: 28px;
    background: linear-gradient(135deg,
            #ffffff,
            #f2f2f2);

    border: 3px solid #111;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    /* gap: 22px; */

    overflow: hidden;
}

#thena-img {
    width: 100px;
    margin-bottom: -10px;
}

#thena-login-title {
    font-size: 42px;
    font-weight: 700;
    color: #111;
    margin-bottom: 10px;
}

#thena-login-inner input {
    width: 300px;
    height: 52px;

    border-radius: 12px;
    background: #ffffff;
    color: #111;
    border: 2px solid #111;

    padding: 0 16px;
    font-size: 16px;

    margin-bottom: 5px;

    outline: none;
}

#thena-login-inner input::placeholder {
    color: rgba(60, 60, 60, 0.8);
}

#thena-login-inner input,
button,
h3,
img {
    z-index: 10;
}

#thena-login-btn {
    margin-top: 20px;

    width: 200px;
    height: 52px;

    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.85);

    background: #0e5f40;
    color: white;

    font-size: 18px;
    font-weight: 600;

    cursor: pointer;
}

#thena-login-btn:hover {
    background: #0b4f35;
}

#thena-error-msg {
    color: red;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

@keyframes thena-scaleIn {
    0% {
        transform: scale(.7);
        opacity: .2;
    }

    80% {
        transform: scale(1.05);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.thena-bubble {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, #14b874, #0e7e52);
    opacity: 0.9;

    z-index: 1;
}

.thena-bubble.large {
    width: 320px;
    height: 320px;
    top: -120px;
    left: -120px;
}

.thena-bubble.small {
    width: 160px;
    height: 160px;
    top: 120px;
    left: -60px;
}

.thena-bubble.bottom {
    width: 260px;
    height: 260px;
    bottom: -120px;
    right: -80px;
}

#thena-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;

    width: 50px;
    height: 50px;

    font-size: 40px;
    font-weight: bold;

    border: none;
    background: transparent;
    color: #222;

    cursor: pointer;

    justify-content: center;
    align-items: center;

    border-radius: 8px;
    transition: 0.2s;
    z-index: 20;
}

#thena-close-btn:hover {
    color: #e54848;
    text-shadow: 0.05em 0 #111, 0 0.05em #111, -0.05em 0 #111, 0 -0.05em #111, -0.05em -0.05em #111, -0.05em 0.05em #111, 0.05em -0.05em #111, 0.05em 0.05em #111;
    /* background: #e54848; */
}

@media (prefers-color-scheme: dark) {

    #thena-login-inner {
        background: linear-gradient(135deg,
                #2e2e2e,
                #3a3a3a);

        border: 3px solid rgba(255, 255, 255, 0.85);
    }

    #thena-login-title {
        color: white;
    }

    #thena-login-inner input {
        background: rgba(255, 255, 255, 0.25);
        color: white;
        border: 2px solid rgba(255, 255, 255, 0.7);
    }

    #thena-login-inner input::placeholder {
        color: rgba(255, 255, 255, 0.6);
    }

    #thena-login-btn {
        border: 2px solid #3a3a3a;
    }

    #thena-close-btn {
        color: white;
    }

    #thena-close-btn:hover {
        text-shadow: 0.05em 0 #fff, 0 0.05em #fff, -0.05em 0 #fff, 0 -0.05em #fff, -0.05em -0.05em #fff, -0.05em 0.05em #fff, 0.05em -0.05em #fff, 0.05em 0.05em #fff;
    }
}