.wa-widget {
    position: fixed;
    right: 12px;
    top: 80%;
    transform: translateY(-50%);
    z-index: 9999;
    display: none;
}

.wa-widget.is-visible {
    display: block;
}

.wa-float-btn {
    width: 45px;
    height: 45px;
    border: none;
    border-radius: 10%;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(135deg, #25d366, #128c7e);
    box-shadow: 0 12px 28px rgba(18, 140, 126, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.wa-float-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 16px 34px rgba(18, 140, 126, 0.42);
}

.wa-popup {
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%) scale(0.96);
    width: 280px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
    padding: 14px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.wa-popup.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(-50%) scale(1);
}

.wa-popup::after {
    content: "";
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent #fff;
    filter: drop-shadow(2px 0 2px rgba(0, 0, 0, 0.08));
}

.wa-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 10px;
}

.wa-popup-header i {
    color: #25d366;
    font-size: 1.15rem;
    margin-right: 6px;
}

.wa-close {
    border: none;
    background: transparent;
    font-size: 1.5rem;
    line-height: 1;
    color: #6b7280;
    cursor: pointer;
    padding: 0 4px;
}

.wa-textarea {
    width: 100%;
    resize: none;
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 10px 12px;
    font-size: 0.95rem;
    outline: none;
    min-height: 96px;
}

.wa-textarea:focus {
    border-color: #25d366;
    box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.12);
}

.wa-send-btn {
    width: 100%;
    margin-top: 10px;
    border: none;
    border-radius: 12px;
    background: #25d366;
    color: #fff;
    font-weight: 700;
    padding: 10px 14px;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.wa-send-btn:hover {
    background: #1fb85a;
    transform: translateY(-1px);
}

@media (max-width: 576px) {
    .wa-widget {
        right: 12px;
    }

    .wa-popup {
        width: 250px;
        right: 66px;
    }
}