:root{
    --lab-action:#0a7cff;
    --lab-action-hover:#0868d5;
    --lab-brand-start:#00f8dd;
    --lab-brand-end:#01a9be;
    --lab-nav-text:#50545b;
}

.lab-bottom-nav{display:none}

.lab-desktop-actions{
    position:fixed;
    right:24px;
    bottom:28px;
    z-index:9997;
    display:flex;
    flex-direction:column;
    align-items:flex-end;
    gap:10px;
}

.lab-desktop-cart,
.lab-desktop-contact{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    min-height:50px;
    padding:0 17px;
    border:0;
    border-radius:999px;
    color:#fff!important;
    text-decoration:none!important;
    font:inherit;
    font-size:15px;
    font-weight:700;
    line-height:1;
    cursor:pointer;
    box-shadow:0 8px 28px rgba(0,0,0,.18);
    transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,background .18s ease;
}

.lab-desktop-cart{background:var(--lab-action)}
.lab-desktop-cart:hover{background:var(--lab-action-hover);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.22)}

.lab-desktop-contact{
    background:linear-gradient(135deg,var(--lab-brand-start),var(--lab-brand-end));
    color:#073c43!important;
}
.lab-desktop-contact:hover{filter:brightness(.96);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.19)}

.lab-desktop-cart__icon,
.lab-desktop-contact__icon{width:23px;height:23px;display:flex}

.lab-desktop-cart svg,
.lab-desktop-contact svg,
.lab-bottom-nav svg{
    width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round
}

.lab-nav-cart-count{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:22px;height:22px;padding:0 6px;
    border-radius:999px;background:#fff;color:var(--lab-action);
    font-size:12px;font-weight:800;line-height:1;
}
.lab-nav-cart-count.is-empty{display:none}

.lab-contact-overlay{
    position:fixed;
    inset:0;
    z-index:9998;
    background:rgba(18,24,31,.38);
    opacity:0;
    transition:opacity .2s ease;
}
.lab-contact-overlay.is-open{opacity:1}

.lab-contact-panel{
    position:fixed;
    right:24px;
    bottom:148px;
    z-index:9999;
    width:min(360px,calc(100vw - 32px));
    padding:18px;
    border:1px solid rgba(0,0,0,.08);
    border-radius:20px;
    background:#fff;
    box-shadow:0 22px 60px rgba(0,0,0,.22);
    opacity:0;
    visibility:hidden;
    transform:translateY(12px) scale(.98);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.lab-contact-panel.is-open{opacity:1;visibility:visible;transform:none}

.lab-contact-panel__head{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:14px;
    margin-bottom:14px;
}
.lab-contact-panel__head strong{display:block;font-size:20px;line-height:1.2;color:#20242a}
.lab-contact-panel__head span{display:block;margin-top:4px;font-size:13px;color:#747b84}
.lab-contact-panel__close{
    flex:0 0 34px;width:34px;height:34px;padding:0;border:0;border-radius:50%;
    background:#f1f3f5;color:#555;font-size:24px;line-height:34px;cursor:pointer;
}

.lab-contact-panel__options{display:grid;gap:8px}
.lab-contact-option{
    display:flex;
    align-items:center;
    gap:12px;
    padding:11px 12px;
    border:1px solid #e9edf1;
    border-radius:13px;
    color:#24282d!important;
    text-decoration:none!important;
    background:#fff;
    transition:border-color .15s ease,background .15s ease,transform .15s ease;
}
.lab-contact-option:hover{border-color:#cbd6df;background:#f9fbfc;transform:translateY(-1px)}
.lab-contact-option__badge{
    display:flex;align-items:center;justify-content:center;
    flex:0 0 42px;width:42px;height:42px;border-radius:12px;
    background:linear-gradient(135deg,var(--lab-brand-start),var(--lab-brand-end));
    color:#064950;font-size:12px;font-weight:900;letter-spacing:.02em;
}
.lab-contact-option strong{display:block;font-size:15px;line-height:1.2}
.lab-contact-option small{display:block;margin-top:3px;color:#737a82;font-size:12px;line-height:1.25}

@media (max-width:1024px){
    body{padding-bottom:72px!important}
    .lab-desktop-actions{display:none}

    .lab-bottom-nav{
        position:fixed;left:0;right:0;bottom:0;z-index:9998;
        display:grid;grid-template-columns:repeat(5,1fr);
        height:64px;
        padding:4px max(5px,env(safe-area-inset-right)) calc(4px + env(safe-area-inset-bottom)) max(5px,env(safe-area-inset-left));
        background:rgba(255,255,255,.98);
        border-top:1px solid rgba(0,0,0,.09);
        box-shadow:0 -5px 22px rgba(0,0,0,.08);
        backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
    }

    .lab-bottom-nav__item{
        position:relative;
        display:flex;
        flex-direction:column;
        align-items:center;
        justify-content:center;
        gap:2px;
        min-width:0;
        padding:0;
        border:0;
        background:transparent;
        color:var(--lab-nav-text)!important;
        text-decoration:none!important;
        font:inherit;
        font-size:11px;
        font-weight:600;
        line-height:1.1;
        cursor:pointer;
        -webkit-tap-highlight-color:transparent;
    }

    .lab-bottom-nav__icon{position:relative;display:flex;width:24px;height:24px}
    .lab-bottom-nav__item.is-active{color:var(--lab-action)!important}
    .lab-bottom-nav__item.is-active:before{
        content:"";position:absolute;top:-4px;left:27%;right:27%;height:3px;border-radius:0 0 4px 4px;
        background:linear-gradient(90deg,var(--lab-brand-start),var(--lab-brand-end));
    }

    .lab-cart-icon .lab-nav-cart-count{
        position:absolute;top:-7px;right:-12px;min-width:17px;height:17px;padding:0 4px;
        background:var(--lab-action);color:#fff;border:2px solid #fff;font-size:9px;
    }

    .lab-contact-panel{
        left:12px;
        right:12px;
        bottom:76px;
        width:auto;
        border-radius:18px;
        transform:translateY(18px);
    }
    .lab-contact-panel.is-open{transform:none}
}

@media (max-width:380px){
    .lab-bottom-nav__item{font-size:10px}
    .lab-bottom-nav__icon{width:22px;height:22px}
    .lab-contact-panel{left:8px;right:8px;padding:14px}
}