/* Wrapper chính cho popup */
#esp-popup-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    pointer-events: none; /* Luôn cho click xuyên qua wrapper */

    /* === SỬA LỖI Ở ĐÂY === */
    /* Thêm visibility và transition cho chính wrapper */
    visibility: visible;
    opacity: 1;
    transition: visibility 0.4s ease, opacity 0.4s ease;
}

/* Ẩn popup bằng cách di chuyển và làm mờ nó */
#esp-popup-wrapper.esp-hidden #esp-popup-content {
    opacity: 0;
    transform: translateY(20px); 
    visibility: hidden;
}

/* Nội dung popup (hộp thoại chính) */
#esp-popup-content {
    pointer-events: auto;
    position: absolute;
    background: #fff;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid #eee;
    text-align: left;
    transition: opacity 0.4s 
ease, transform 0.4s 
ease;
    opacity: 1;
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* --- Giao diện DESKTOP (Mặc định) --- */
#esp-popup-content {
    bottom: 140px;
    right: 15px;
    max-width: 300px;
    width: 90%;
    border-left: 5px solid #2dcaee;
}

/* --- Giao diện MOBILE (Màn hình nhỏ hơn 768px) --- */
@media (max-width: 768px) {
    #esp-popup-content {
        bottom: auto;
        right: auto;
        top: 5px;
        left: 50%;
        transform: translateX(-50%) translateY(0);
        max-width: 97%;
            width: 97%;

    }

    #esp-popup-wrapper.esp-hidden #esp-popup-content {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
}

/* --- Các thành phần bên trong popup --- */
#esp-popup-content h3 {
    font-size: 16px;
    margin-top: 0;
    margin-bottom: 5px;
    font-weight: 600;
}
#esp-popup-content p {
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 5px;
    color: #555;
}

#esp-subscribe-form {
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
}
#esp-subscribe-form input[type="email"] {
    width: 100%;
    padding: 0 8px;
    height: 35px;
    margin-bottom: 0;
    border: 1px solid #ccc;
    border-radius: 10px;
    font-size: 13px;
    box-sizing: border-box;
    background: transparent;
}
#esp-popup-content h3:before {
    display: inline-block;
    content: "\f005";
    font-family: 'FontAwesome';
    margin-right: 5px;
    color: orange;
    position: relative;
    top: 2px;
}
#esp-subscribe-form button {
    cursor: pointer;
    font-size: 14px;
    font-weight: 400;
    background: #429fd5;
    text-transform: inherit;
    padding: 0 10px;
    text-align: left;
    margin: 8px 0 -17px;
    color: #ffff;
    min-height: 25px;
    line-height: 0;
    border-radius: 99px;
    width: fit-content;
}

#esp-popup-close {
    position: absolute;
    top: 0;
    right: 10px;
    background: transparent;
    border: none;
    font-size: 40px;
    cursor: pointer;
    color: black;
    line-height: 1;
    padding: 5px;
    margin: 0;
    font-weight: 400;
    min-height: auto;
}
#esp-popup-close:hover {
    color: #333;
}

#esp-form-message {
    margin-top: 15px;
    font-size: 14px;
}
#esp-form-message.success {
    color: #28a745;
    background: transparent;
}
#esp-form-message.error {
    color: #dc3545;
}