/* Runder WhatsApp-Button: Logo erkennbar, Farben wie Website-CTA (Sand/Gold + Navy) */
.wa-float {
    --sand-from: #d9c6a3;
    --sand-to: #c7b58f;
    --navy: #0f172a;
    --wa-icon: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCI+PHBhdGggZmlsbD0iYmxhY2siIGQ9Ik0xNy40NzIgMTQuMzgyYy0uMjk3LS4xNDktMS43NTgtLjg2Ny0yLjAzLS45NjctLjI3My0uMDk5LS40NzEtLjE0OC0uNjcuMTUtLjE5Ny4yOTctLjc2Ny45NjYtLjk0IDEuMTY0LS4xNzMuMTk5LS4zNDcuMjIzLS42NDQuMDc1LS4yOTctLjE1LTEuMjU1LS40NjMtMi4zOS0xLjQ3NS0uODgzLS43ODgtMS40OC0xLjc2MS0xLjY1My0yLjA1OS0uMTczLS4yOTctLjAxOC0uNDU4LjEzLS42MDYuMTM0LS4xMzMuMjk4LS4zNDcuNDQ2LS41Mi4xNDktLjE3NC4xOTgtLjI5OC4yOTgtLjQ5Ny4wOTktLjE5OC4wNS0uMzcxLS4wMjUtLjUyLS4wNzUtLjE0OS0uNjY5LTEuNjEyLS45MTYtMi4yMDctLjI0Mi0uNTc5LS40ODctLjUtLjY2OS0uNTEtLjE3My0uMDA4LS4zNzEtLjAxLS41Ny0uMDEtLjE5OCAwLS41Mi4wNzQtLjc5Mi4zNzItLjI3Mi4yOTctMS4wNCAxLjAxNi0xLjA0IDIuNDc5IDAgMS40NjIgMS4wNjUgMi44NzUgMS4yMTMgMy4wNzQuMTQ5LjE5OCAyLjA5NiAzLjIgNS4wNzcgNC40ODcuNzA5LjMwNiAxLjI2Mi40ODkgMS42OTQuNjI1LjcxMi4yMjcgMS4zNi4xOTUgMS44NzEuMTE4LjU3MS0uMDg1IDEuNzU4LS43MTkgMi4wMDYtMS40MTMuMjQ4LS42OTQuMjQ4LTEuMjg5LjE3My0xLjQxMy0uMDc0LS4xMjQtLjI3Mi0uMTk4LS41Ny0uMzQ3bS01LjQyMSA3LjQwM2gtLjAwNGE5Ljg3IDkuODcgMCAwMS01LjAzMS0xLjM3OGwtLjM2MS0uMjE0LTMuNzQxLjk4Mi45OTgtMy42NDgtLjIzNS0uMzc0YTkuODYgOS44NiAwIDAxLTEuNTEtNS4yNmMuMDAxLTUuNDUgNC40MzYtOS44ODQgOS44ODgtOS44ODQgMi42NCAwIDUuMTIyIDEuMDMgNi45ODggMi44OThhOS44MjUgOS44MjUgMCAwMTIuODkzIDYuOTk0Yy0uMDAzIDUuNDUtNC40MzUgOS44ODQtOS44ODEgOS44ODRtOC40MTMtMTguMjk3QTExLjgxNSAxMS44MTUgMCAwMDEyLjA1IDBDNS40OTUgMCAuMTYgNS4zMzUuMTU3IDExLjg5MmMwIDIuMDk2LjU0NyA0LjE0MiAxLjU4OCA1Ljk0NUwuMDU3IDI0bDYuMzA1LTEuNjU0YTExLjg4MiAxMS44ODIgMCAwMDUuNjgzIDEuNDQ4aC4wMDVjNi41NTQgMCAxMS44OS01LjMzNSAxMS44OTMtMTEuODkzYTExLjgyMSAxMS44MjEgMCAwMC0zLjQ4LTguNDEzWiIvPjwvc3ZnPg==");

    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 60;

    box-sizing: border-box;
    width: 58px;
    height: 58px;
    padding: 0;

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

    border-radius: 50%;
    border: 1px solid rgba(232, 220, 200, 0.85);
    background: linear-gradient(90deg, var(--sand-from), var(--sand-to));
    color: var(--navy);

    text-decoration: none;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        border-color 0.2s ease;
}

.wa-float::before {
    content: "";
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    background-color: currentColor;
    -webkit-mask-image: var(--wa-icon);
    mask-image: var(--wa-icon);
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}

.wa-float:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.3);
    border-color: rgba(232, 220, 200, 1);
}

.wa-float:focus-visible {
    outline: 2px solid rgba(199, 181, 143, 0.95);
    outline-offset: 3px;
}

@media (max-width: 420px) {
    .wa-float {
        width: 54px;
        height: 54px;
        right: 12px;
        bottom: 12px;
    }

    .wa-float::before {
        width: 26px;
        height: 26px;
    }
}