.sitsel-btn-wrapper {
    text-align: center;
}

.sitsel-btn {
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    display: inline-block;
}

.sitsel-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.sitsel-btn .btn-icon,
.sitsel-inner .btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    font-size: 16px;
    flex-shrink: 0;
}

.sitsel-btn .btn-icon i,
.sitsel-btn .btn-icon svg {
    display: block;
    width: 16px;
    height: 16px;
    font-size: 16px;
}

.sitsel-btn .btn-icon i::before {
    font-size: 16px;
}

.sitsel-btn .btn-icon i {
    color: inherit;
}

.sitsel-btn .btn-icon svg {
    fill: currentColor;
    color: inherit;
}

.sitsel-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 999999;
}

.sitsel-popup.active {
    display: flex;
}

.sitsel-popup .popup-box {
    display: flex;
    position: relative;
    width: 420px;
    max-width: 95%;
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    animation: popupFade 0.3s ease-out;
    flex-direction: column;
    align-items: center;
}

.sitsel-popup input {
    width: 100%;
    margin-bottom: 12px;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
}

.close-btn {
    display: flex;
    position: absolute;
    top: 10px;
    right: 10px;
    width: 25px;
    height: 25px;
    padding: 0px 12px 6px;
    background: rgb(235 37 37 / 80%);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    font-size: 24px;
    line-height: 24px;
    color: #fff;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
    box-shadow: none;
    opacity: 1;
}

.close-btn:hover {
    opacity: 1;
    transform: scale(1.15);
    background: var(--btn-bg-color, #2563eb);
    color: #fff;
}

.close-btn:active {
    transform: scale(0.9);
}

.sitsel-popup button[type="submit"] {
    width: 100%;
    font-size: 18px;
    margin-top: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

@keyframes popupFade {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .sitsel-popup .popup-box {
        width: 90%;
        padding: 20px;
    }
}