.vin-fb {
    --vin-border: #d8dde3;
    --vin-muted: #667085;
    --vin-bg: #f8fafb;
    --vin-accent: #1f6f43;
    --vin-accent-hover: #185735;
    --vin-error: #b42318;
    --vin-success: #067647;
    max-width: 980px;
    margin: 0 auto;
}

.vin-fb * { box-sizing: border-box; }
.vin-fb__title { margin-bottom: 10px; }
.vin-fb__intro { margin-bottom: 24px; color: var(--vin-muted); }
.vin-fb__intro p:last-child { margin-bottom: 0; }

.vin-fb__section {
    margin: 0 0 20px;
    padding: 22px;
    border: 1px solid var(--vin-border);
    border-radius: 12px;
    background: #fff;
}

.vin-fb__section h3 {
    margin: 0 0 18px;
    font-size: 20px;
}

.vin-fb__products { display: grid; gap: 10px; }

.vin-fb__product {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 16px;
    border: 1px solid var(--vin-border);
    border-radius: 9px;
    background: var(--vin-bg);
}

.vin-fb__product-info { display: flex; flex-direction: column; gap: 3px; }
.vin-fb__product-price { color: var(--vin-muted); }
.vin-fb__qty-label { display: flex; align-items: center; gap: 10px; margin: 0; }
.vin-fb__qty-label span { font-weight: 600; }
.vin-fb__qty { width: 90px !important; text-align: center; }

.vin-fb__cost-info {
    margin-top: 16px;
    padding: 16px;
    border-radius: 9px;
    background: #f2f7f4;
}

.vin-fb__cost-info p { margin: 0 0 6px; }
.vin-fb__summary {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 24px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(0,0,0,.08);
}

.vin-fb__grid { display: grid; gap: 16px; }
.vin-fb__grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.vin-fb__field--full { grid-column: 1 / -1; }

.vin-fb__field,
.vin-fb__invoice-method {
    margin: 0;
}

.vin-fb__field > span,
.vin-fb__invoice-method legend {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.vin-fb__field small {
    display: block;
    margin-top: 5px;
    color: var(--vin-muted);
    font-weight: 400;
}

.vin-fb input[type="text"],
.vin-fb input[type="email"],
.vin-fb input[type="tel"],
.vin-fb input[type="number"],
.vin-fb input[type="date"],
.vin-fb select {
    width: 100%;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--vin-border);
    border-radius: 7px;
    background: #fff;
    color: inherit;
    font: inherit;
}

.vin-fb input:focus,
.vin-fb select:focus {
    outline: 2px solid rgba(31, 111, 67, .2);
    border-color: var(--vin-accent);
}

.vin-fb__invoice-method {
    padding: 0;
    border: 0;
}

.vin-fb__invoice-method label {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-right: 24px;
    font-weight: 500;
}

.vin-fb__message {
    margin: 0 0 16px;
    padding: 13px 15px;
    border-radius: 8px;
}

.vin-fb__message--error {
    color: var(--vin-error);
    background: #fff1f0;
    border: 1px solid #fecdca;
}

.vin-fb__submit {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 50px;
    padding: 12px 24px;
    border: 0;
    border-radius: 8px;
    background: var(--vin-accent);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.vin-fb__submit:hover { background: var(--vin-accent-hover); }
.vin-fb__submit:disabled { opacity: .65; cursor: wait; }

.vin-fb__spinner {
    display: none;
    width: 17px;
    height: 17px;
    border: 2px solid rgba(255,255,255,.45);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vin-fb-spin .7s linear infinite;
}

.vin-fb__form.is-loading .vin-fb__spinner { display: inline-block; }

.vin-fb__success {
    padding: 24px;
    border: 1px solid #abefc6;
    border-radius: 10px;
    color: var(--vin-success);
    background: #ecfdf3;
}

.vin-fb__success p:last-child { margin-bottom: 0; }
.vin-fb__hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

@keyframes vin-fb-spin { to { transform: rotate(360deg); } }

@media (max-width: 680px) {
    .vin-fb__section { padding: 17px; }
    .vin-fb__grid--2 { grid-template-columns: 1fr; }
    .vin-fb__field--full { grid-column: auto; }
    .vin-fb__product { align-items: flex-end; }
    .vin-fb__summary { flex-direction: column; gap: 5px; }
}