/* WooCommerce Product Input Fields — Frontend Styles */

.wpif-product-options {
    --wpif-accent: #065f46;
    --wpif-accent-hover: #064e3b;
    --wpif-accent-soft: #ecfdf5;
    --wpif-border: #dfe7df;
    --wpif-border-strong: #b8c8bc;
    --wpif-text: #14261f;
    --wpif-muted: #607066;
    --wpif-surface: #ffffff;
    --wpif-surface-alt: #f7faf7;
    margin: 24px 0;
    padding: 24px;
    border: 1px solid #e8efe9;
    border-radius: 20px;
    background: #ffffff;
}

.wpif-option-group {
    margin-bottom: 28px;
}

.wpif-option-group--hidden {
    display: none;
}

.wpif-variation-prompt {
    margin: 0 0 18px;
    color: var(--wpif-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.wpif-option-group:last-child {
    margin-bottom: 0;
}

.wpif-group-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.wpif-group-label {
    display: block;
    margin: 0;
    color: var(--wpif-text);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.wpif-group-note {
    color: var(--wpif-muted);
    font-size: 0.82rem;
    white-space: nowrap;
}

.wpif-group-label .required {
    color: #c2410c;
    text-decoration: none;
    font-weight: 700;
}

.wpif-option-item {
    margin: 0;
    padding: 0;
}

.wpif-option-item + .wpif-option-item {
    border-top: 1px solid rgba(184, 200, 188, 0.4);
}

.wpif-option-label {
    position: relative;
    display: block;
    cursor: pointer;
}

.wpif-option-item input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    margin: 0;
    pointer-events: none;
}

.wpif-option-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 14px;
    border: 1px solid transparent;
    border-radius: 14px;
    transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.wpif-option-label:hover .wpif-option-card {
    background: rgba(255, 255, 255, 0.72);
}

.wpif-option-main {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.wpif-option-indicator {
    position: relative;
    flex: 0 0 auto;
    width: 20px;
    height: 20px;
    border: 2px solid var(--wpif-border-strong);
    border-radius: 999px;
    background: #fff;
    transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.wpif-option-copy {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.wpif-option-title {
    display: block;
    color: var(--wpif-text);
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
}

.wpif-option-pricing {
    display: grid;
    justify-items: end;
    gap: 3px;
    flex: 0 0 auto;
    text-align: right;
}

.wpif-option-price {
    display: block;
    color: #44534a;
    font-size: 0.94rem;
    font-weight: 700;
    line-height: 1.2;
}

.wpif-option-meta {
    display: block;
    color: var(--wpif-muted);
    font-size: 0.74rem;
    font-weight: 500;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.wpif-option-item input[type="radio"]:checked + .wpif-option-card {
    background: var(--wpif-accent-soft);
    border-color: rgba(6, 95, 70, 0.22);
    box-shadow: inset 0 0 0 1px rgba(6, 95, 70, 0.12);
}

.wpif-option-item input[type="radio"]:checked + .wpif-option-card .wpif-option-indicator {
    border-color: var(--wpif-accent);
    background: var(--wpif-accent);
    box-shadow: 0 0 0 4px rgba(6, 95, 70, 0.14);
}

.wpif-option-item input[type="radio"]:checked + .wpif-option-card .wpif-option-indicator::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #fff;
    transform: translate(-50%, -50%);
}

.wpif-option-item input[type="radio"]:checked + .wpif-option-card .wpif-option-price,
.wpif-option-item input[type="radio"]:checked + .wpif-option-card .wpif-option-title {
    color: var(--wpif-accent-hover);
}

.wpif-option-item input[type="radio"]:focus-visible + .wpif-option-card {
    border-color: rgba(6, 95, 70, 0.45);
    box-shadow: 0 0 0 4px rgba(6, 95, 70, 0.12);
}

.wpif-price-delta {
    color: var(--wpif-muted);
    font-size: 13px;
}

.wpif-price-updated .woocommerce-Price-amount {
    transition: color 0.3s ease;
    color: var(--wpif-accent);
}

.wpif-price-note {
    display: block;
    margin-top: 4px;
    color: var(--wpif-muted);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.01em;
}

@media (max-width: 640px) {
    .wpif-product-options {
        padding: 18px;
        border-radius: 16px;
    }

    .wpif-group-header,
    .wpif-option-card {
        display: block;
    }

    .wpif-group-note {
        display: block;
        margin-top: 4px;
        white-space: normal;
    }

    .wpif-option-main {
        margin-bottom: 8px;
    }

    .wpif-option-pricing {
        justify-items: start;
        padding-left: 34px;
        text-align: left;
    }
}