.wa-lead-button {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 9998;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}

.wa-lead-button-icon {
    width: 64px;
    height: 64px;
    flex: 0 0 64px;
    object-fit: contain;
    transition: transform 180ms ease;
}

.wa-lead-button:hover .wa-lead-button-icon,
.wa-lead-button:focus-visible .wa-lead-button-icon {
    transform: scale(1.08);
}

.wa-lead-button:focus,
.wa-lead-button:active {
    outline: none;
    box-shadow: none;
    background: transparent;
}

.wa-lead-panel {
    position: fixed;
    right: 24px;
    bottom: 100px;
    z-index: 9999;
    width: min(360px, calc(100vw - 32px));
    display: none;
    border-radius: 28px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.22);
}

.wa-lead-panel.is-open {
    display: block;
}

.wa-lead-panel-shell {
    font-family: Arial, sans-serif;
}

.wa-lead-panel-topbar {
    display: flex;
    justify-content: flex-end;
    padding: 12px 12px 0;
}

.wa-lead-panel-close {
    border: 0;
    background: transparent;
    color: #64748b;
    font-size: 30px;
    line-height: 1;
    padding: 0 4px;
    cursor: pointer;
}

.wa-lead-panel-body {
    padding: 12px 20px 20px;
}

.wa-lead-panel-copy {
    margin: 0 0 18px;
    padding: 16px;
    border-radius: 18px;
    background: #f1f5f9;
    color: #0f172a;
    font-size: 15px;
    line-height: 1.5;
}

.wa-lead-field {
    display: grid;
    gap: 6px;
    margin-bottom: 14px;
}

.wa-lead-field label {
    font-size: 13px;
    font-weight: 600;
    color: #0f172a;
}

.wa-lead-field input,
.wa-lead-field textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    color: #0f172a;
    font: inherit;
}

.wa-lead-field textarea {
    min-height: 108px;
    resize: vertical;
}

.wa-lead-consent {
    display: flex;
    gap: 10px;
    margin: 6px 0 12px;
    padding: 14px;
    border-radius: 16px;
    background: #f1f5f9;
    color: #334155;
    font-size: 13px;
    line-height: 1.45;
}

.wa-lead-consent input {
    margin-top: 2px;
}

.wa-lead-error {
    min-height: 20px;
    margin-top: 10px;
    color: #dc2626;
    font-size: 13px;
}

.wa-lead-actions {
    margin-top: 18px;
}

.wa-lead-submit {
    width: 100%;
    padding: 15px 18px;
    border: 0;
    border-radius: 14px;
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    background: #16a34a;
    cursor: pointer;
}

.wa-lead-credit {
    margin-top: 14px;
    text-align: center;
    font-size: 11px;
    color: #94a3b8;
}

.wa-lead-credit a {
    color: inherit;
    text-decoration: none;
}

.wa-lead-credit a:hover {
    color: #64748b;
}

@media (max-width: 640px) {
    .wa-lead-button {
        right: 16px;
        bottom: 16px;
    }

    .wa-lead-panel {
        right: 12px;
        bottom: 84px;
        width: min(320px, calc(100vw - 24px));
        max-height: min(72vh, 540px);
        overflow: auto;
        border-radius: 22px;
    }

    .wa-lead-panel-topbar {
        padding: 10px 10px 0;
    }

    .wa-lead-panel-body {
        padding: 8px 14px 16px;
    }

    .wa-lead-panel-copy {
        margin-bottom: 14px;
        padding: 12px 14px;
        border-radius: 14px;
        font-size: 14px;
    }

    .wa-lead-field {
        margin-bottom: 12px;
    }

    .wa-lead-field label {
        font-size: 12px;
    }

    .wa-lead-field input,
    .wa-lead-field textarea {
        padding: 10px 12px;
        border-radius: 10px;
        font-size: 14px;
    }

    .wa-lead-field textarea {
        min-height: 88px;
    }

    .wa-lead-consent {
        margin: 4px 0 10px;
        padding: 12px;
        border-radius: 14px;
        font-size: 12px;
    }

    .wa-lead-submit {
        padding: 13px 16px;
        border-radius: 12px;
        font-size: 15px;
    }

    .wa-lead-credit {
        margin-top: 10px;
        font-size: 10px;
    }
}