/* ==========================================================
   Rintin Starter — Single Product V2
   ========================================================== */

/* Layout */
.rintin-sp2 {
    padding-bottom: 2rem;
}

/* Breadcrumb bar */
.rintin-sp2__breadcrumb-bar {
    background: var(--rintin-gray-bg);
    padding: 12px 0;
}

.rintin-sp2__breadcrumb-bar .woocommerce-breadcrumb {
    font-size: 0.8125rem;
    margin: 0;
}

/* Product section */
.rintin-sp2__product {
    padding-top: 2rem;
    padding-bottom: 1rem;
}

.rintin-sp2__row {
    display: flex;
    gap: 40px;
}

/* Gallery */
.rintin-sp2__gallery {
    flex: 0 0 50%;
    max-width: 600px;
    position: sticky;
    top: 100px;
    align-self: flex-start;
}

.rintin-sp2__main-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #f5f5f5;
    margin-bottom: 12px;
}

.rintin-sp2__img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 1;
    object-fit: cover;
}

.rintin-sp2__badge-out {
    position: absolute;
    top: 12px;
    right: 12px;
    background: #dc3545;
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 50px;
    z-index: 2;
}

.rintin-sp2__thumbs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.rintin-sp2__thumb {
    flex-shrink: 0;
    width: 72px;
    height: 72px;
    border: 2px solid transparent;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    background: none;
    padding: 0;
    transition: border-color 0.2s;
}

.rintin-sp2__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.rintin-sp2__thumb.is-active,
.rintin-sp2__thumb:hover {
    border-color: var(--rintin-green);
}

/* Product Info */
.rintin-sp2__info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* Badges */
.rintin-sp2__badges {
    display: flex;
    gap: 8px;
}

.rintin-sp2__badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    border-radius: 4px;
    color: #fff;
    text-transform: uppercase;
}

.rintin-sp2__badge--new { background: var(--rintin-green); }
.rintin-sp2__badge--pack { background: var(--rintin-pink, #E91E63); }
.rintin-sp2__badge--sale { background: #ff6b35; }

/* Title row */
.rintin-sp2__title-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.rintin-sp2__title {
    font-size: 1.625rem;
    font-weight: 800;
    line-height: 1.3;
    color: var(--rintin-text);
    margin: 0;
}

.rintin-sp2__heart {
    flex-shrink: 0;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--rintin-text-muted, #999);
    padding: 0;
    transition: color 0.2s;
    margin-top: 4px;
}

.rintin-sp2__heart:hover,
.rintin-sp2__heart.is-active {
    color: var(--rintin-pink, #E91E63);
}

.rintin-sp2__heart.is-active .bi-heart::before {
    content: "\F415";
}

/* Supplier */
.rintin-sp2__supplier {
    display: flex;
    align-items: center;
    gap: 8px;
}

.rintin-sp2__supplier-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--rintin-green);
}

.rintin-sp2__supplier-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rintin-green);
}

/* Rating */
.rintin-sp2__rating {
    display: flex;
    align-items: center;
    gap: 4px;
}

.rintin-sp2__star {
    color: #FFC107;
    font-size: 1rem;
}

.rintin-sp2__star--empty {
    color: #E0E0E0;
}

.rintin-sp2__rating-text {
    font-size: 0.8125rem;
    color: var(--rintin-text-muted, #999);
    margin-left: 4px;
}

/* Divider */
.rintin-sp2__divider {
    border: none;
    border-top: 1px solid var(--rintin-border);
    margin: 0;
}

/* Price section */
.rintin-sp2__price-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rintin-sp2__price-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.rintin-sp2__price-unit {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--rintin-green);
    line-height: 1;
}

.rintin-sp2__price-unit del {
    color: #adb5bd;
    font-weight: 400;
    font-size: 0.6em;
}

.rintin-sp2__price-unit ins {
    text-decoration: none;
}

.rintin-sp2__price-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--rintin-text-muted, #999);
}

/* Pack box */
.rintin-sp2__pack-box {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--rintin-pink-light, #FCE4F0);
    border-radius: 10px;
    padding: 14px 18px;
}

.rintin-sp2__pack-left,
.rintin-sp2__pack-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rintin-sp2__pack-icon {
    color: var(--rintin-pink, #E91E63);
    font-size: 1.125rem;
}

.rintin-sp2__pack-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rintin-text);
}

.rintin-sp2__pack-price {
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--rintin-pink, #E91E63);
}

.rintin-sp2__pack-pieces {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rintin-text-secondary, #555);
}

/* Quantity row */
.rintin-sp2__cart-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.rintin-sp2__qty-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.rintin-sp2__qty-label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--rintin-text);
}

.rintin-sp2__qty-ctrl {
    display: inline-flex;
    align-items: stretch;
    border: 1.5px solid var(--rintin-border);
    border-radius: 8px;
    overflow: hidden;
}

.rintin-sp2__qty-btn {
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    color: var(--rintin-text);
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    padding: 0;
}

.rintin-sp2__qty-btn:hover {
    background: var(--rintin-gray-bg);
}

.rintin-sp2__qty-input {
    width: 56px;
    height: 44px;
    border: none;
    border-left: 1px solid var(--rintin-border);
    border-right: 1px solid var(--rintin-border);
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--rintin-text);
    background: transparent;
    -moz-appearance: textfield;
}

.rintin-sp2__qty-input::-webkit-outer-spin-button,
.rintin-sp2__qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Qty feedback */
.rintin-sp2__qty-feedback {
    font-size: 0.8125rem;
    color: #e67e22;
    font-weight: 500;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.3s, max-height 0.3s;
}

.rintin-sp2__qty-feedback.is-visible {
    opacity: 1;
    max-height: 30px;
}

/* Shake animation */
@keyframes rintin-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-3px); }
    40% { transform: translateX(3px); }
    60% { transform: translateX(-2px); }
    80% { transform: translateX(2px); }
}

.rintin-sp2__qty-btn--shake {
    animation: rintin-shake 0.4s ease-in-out;
}

/* CTA */
.rintin-sp2__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 54px;
    border: none;
    border-radius: 12px;
    background: var(--rintin-green);
    color: #fff;
    font-size: 1.0625rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.rintin-sp2__cta:hover {
    background: var(--rintin-green-dark);
}

.rintin-sp2__cta:active {
    transform: scale(0.98);
}

.rintin-sp2__cta .bi {
    font-size: 1.25rem;
}

/* Out of stock */
.rintin-sp2__out-of-stock {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 20px;
    background: #fef2f2;
    border-radius: 10px;
    color: #dc3545;
    font-weight: 600;
    font-size: 0.9375rem;
}

/* Trust row */
.rintin-sp2__trust {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.rintin-sp2__trust-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--rintin-text-muted, #999);
}

.rintin-sp2__trust-item .bi {
    color: var(--rintin-green);
    font-size: 1rem;
}

/* ==========================================================
   Tabs Section
   ========================================================== */

.rintin-sp2__tabs-section {
    margin-top: 1rem;
    margin-bottom: 2rem;
}

.rintin-sp2__tab-bar {
    display: flex;
    border-bottom: 1px solid var(--rintin-border);
}

.rintin-sp2__tab {
    background: none;
    border: none;
    padding: 14px 24px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--rintin-text-muted, #999);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -1px;
    transition: color 0.2s;
}

.rintin-sp2__tab.is-active {
    color: var(--rintin-green);
    font-weight: 700;
    border-bottom-color: var(--rintin-green);
}

.rintin-sp2__tab:hover {
    color: var(--rintin-green);
}

.rintin-sp2__tab-panel {
    display: none;
    padding-top: 24px;
}

.rintin-sp2__tab-panel.is-active {
    display: block;
}

/* Details grid */
.rintin-sp2__details-grid {
    border: 1px solid var(--rintin-border);
    border-radius: 10px;
    overflow: hidden;
}

.rintin-sp2__detail-row {
    display: flex;
    align-items: center;
    padding: 14px 20px;
}

.rintin-sp2__detail-row + .rintin-sp2__detail-row {
    border-top: 1px solid var(--rintin-border);
}

.rintin-sp2__detail-row--alt {
    background: var(--rintin-gray-bg);
}

.rintin-sp2__detail-label {
    width: 180px;
    flex-shrink: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rintin-text);
}

.rintin-sp2__detail-value {
    font-size: 0.875rem;
    color: var(--rintin-text-secondary, #555);
}

/* Description content */
.rintin-sp2__desc-content {
    margin-top: 1.5rem;
    font-size: 0.9375rem;
    line-height: 1.7;
    color: #555;
}

/* ==========================================================
   Reviews Section
   ========================================================== */

.rintin-sp2__reviews {
    padding-top: 8px;
}

/* Header */
.rintin-sp2__rev-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.rintin-sp2__rev-title {
    font-size: 1.125rem;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--rintin-text);
    margin: 0;
    text-transform: uppercase;
}

.rintin-sp2__rev-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rintin-green);
    cursor: pointer;
    text-decoration: none;
}

.rintin-sp2__rev-link:hover {
    text-decoration: underline;
}

/* Summary: big score + bars */
.rintin-sp2__rev-summary {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    margin-bottom: 32px;
}

.rintin-sp2__rev-big {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    min-width: 100px;
}

.rintin-sp2__rev-score {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    color: var(--rintin-text);
}

.rintin-sp2__rev-stars-row {
    display: flex;
    gap: 2px;
}

.rintin-sp2__rev-stars-row .rintin-sp2__star {
    font-size: 1.125rem;
}

.rintin-sp2__rev-count {
    font-size: 0.8125rem;
    color: var(--rintin-text-muted, #999);
    font-weight: 500;
}

/* Rating bars */
.rintin-sp2__rev-bars {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.rintin-sp2__rev-bar-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rintin-sp2__rev-bar-label {
    width: 16px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--rintin-text);
    text-align: center;
    flex-shrink: 0;
}

.rintin-sp2__rev-bar-track {
    flex: 1;
    height: 10px;
    background: #f0f0f0;
    border-radius: 5px;
    overflow: hidden;
}

.rintin-sp2__rev-bar-fill {
    height: 100%;
    background: #FFC107;
    border-radius: 5px;
    transition: width 0.4s ease;
}

.rintin-sp2__rev-bar-count {
    width: 20px;
    font-size: 0.8125rem;
    color: var(--rintin-text-muted, #999);
    text-align: right;
    flex-shrink: 0;
}

/* Review cards */
.rintin-sp2__rev-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.rintin-sp2__rev-card {
    border: 1px solid var(--rintin-border);
    border-radius: 12px;
    padding: 20px;
}

.rintin-sp2__rev-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.rintin-sp2__rev-card-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rintin-sp2__rev-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--rintin-green);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    text-transform: uppercase;
}

.rintin-sp2__rev-name {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--rintin-text);
}

.rintin-sp2__rev-card-stars {
    display: flex;
    gap: 2px;
}

.rintin-sp2__star-sm {
    font-size: 0.875rem;
}

.rintin-sp2__rev-text {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--rintin-text-secondary, #555);
    margin: 0 0 10px;
}

.rintin-sp2__rev-date {
    font-size: 0.75rem;
    color: var(--rintin-text-muted, #999);
}

/* Empty state */
.rintin-sp2__rev-empty {
    text-align: center;
    padding: 40px 20px;
    font-size: 0.9375rem;
    color: var(--rintin-text-muted, #999);
}

/* ==========================================================
   Suggested Products
   ========================================================== */

.rintin-sp2__suggested {
    background: var(--rintin-gray-bg);
    border-top: 1px solid var(--rintin-border);
    padding: 40px 0;
}

.rintin-sp2__suggested-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.rintin-sp2__suggested-title {
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--rintin-text);
    margin: 0;
}

/* ==========================================================
   Mobile Sticky CTA
   ========================================================== */

.rintin-sp2__sticky-cta {
    position: fixed;
    bottom: 60px;
    left: 0;
    right: 0;
    z-index: 1042;
    background: #fff;
    border-top: 1px solid var(--rintin-border);
    padding: 10px 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
}

.rintin-sp2__sticky-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.rintin-sp2__qty-ctrl--sticky {
    flex-shrink: 0;
}

.rintin-sp2__qty-ctrl--sticky .rintin-sp2__qty-btn {
    width: 40px;
    height: 40px;
    font-size: 1.125rem;
}

.rintin-sp2__sticky-qty-val {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 40px;
    border-left: 1px solid var(--rintin-border);
    border-right: 1px solid var(--rintin-border);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--rintin-text);
}

.rintin-sp2__sticky-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 44px;
    border: none;
    border-radius: 50px;
    background: var(--rintin-green);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
    position: relative;
}

.rintin-sp2__sticky-btn:hover {
    background: var(--rintin-green-dark);
}

.rintin-sp2__sticky-btn .bi {
    font-size: 1.125rem;
}

/* Sticky btn loading */
.rintin-sp2__sticky-btn.loading {
    pointer-events: none;
    color: transparent;
}

.rintin-sp2__sticky-btn.loading .bi { visibility: hidden; }

.rintin-sp2__sticky-btn.loading::after {
    content: '';
    position: absolute;
    inset: 0;
    margin: auto;
    width: 22px;
    height: 22px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: rintin-spin 0.65s linear infinite;
}

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

.rintin-sp2__sticky-btn.added {
    background: #2e6b40;
}

.rintin-sp2__sticky-trust {
    display: flex;
    justify-content: center;
    gap: 16px;
    font-size: 0.6875rem;
    color: var(--rintin-text-muted, #999);
}

.rintin-sp2__sticky-trust .bi {
    color: var(--rintin-green);
    font-size: 0.8125rem;
}

/* Sticky feedback */
.rintin-sp2__qty-feedback--sticky {
    text-align: center;
}

/* ==========================================================
   Mobile Responsive
   ========================================================== */

@media (max-width: 991.98px) {
    .rintin-sp2__row {
        flex-direction: column;
        gap: 0;
    }

    .rintin-sp2__gallery {
        position: static;
        flex: none;
        max-width: 100%;
    }

    .rintin-sp2__main-image {
        border-radius: 0;
        margin-bottom: 0;
    }

    .rintin-sp2__img {
        aspect-ratio: 1;
    }

    .rintin-sp2__thumbs {
        padding: 10px 16px;
        gap: 8px;
    }

    .rintin-sp2__thumb {
        width: 60px;
        height: 60px;
        border-radius: 8px;
    }

    .rintin-sp2__product {
        padding-top: 0;
    }

    .rintin-sp2__info {
        padding: 0 0 16px;
        gap: 12px;
    }

    .rintin-sp2__breadcrumb-bar {
        display: none;
    }

    /* Mobile title */
    .rintin-sp2__title {
        font-size: 1.25rem;
    }

    /* Mobile badges */
    .rintin-sp2__badge {
        font-size: 0.625rem;
        padding: 3px 10px;
    }

    /* Mobile price */
    .rintin-sp2__price-unit {
        font-size: 1.875rem;
    }

    .rintin-sp2__pack-box {
        flex-direction: row;
        justify-content: space-between;
        gap: 12px;
        padding: 12px 14px;
    }

    .rintin-sp2__pack-label { font-size: 0.8125rem; }
    .rintin-sp2__pack-price { font-size: 1.125rem; }
    .rintin-sp2__pack-pieces { font-size: 0.75rem; }

    /* Hide desktop cart form on mobile (sticky CTA replaces it) */
    .rintin-sp2__cart-form {
        display: none;
    }

    /* Mobile detail rows */
    .rintin-sp2__detail-label {
        width: 120px;
        font-size: 0.8125rem;
    }

    .rintin-sp2__detail-value {
        font-size: 0.8125rem;
    }

    .rintin-sp2__detail-row {
        padding: 12px 14px;
    }

    /* Mobile tabs */
    .rintin-sp2__tab-bar {
        display: flex;
    }

    .rintin-sp2__tab {
        flex: 1;
        text-align: center;
        padding: 12px 0;
        font-size: 0.875rem;
    }

    /* Mobile reviews */
    .rintin-sp2__rev-title {
        font-size: 0.9375rem;
    }

    .rintin-sp2__rev-summary {
        flex-direction: column;
        gap: 20px;
        margin-bottom: 24px;
    }

    .rintin-sp2__rev-big {
        flex-direction: row;
        gap: 12px;
        min-width: auto;
    }

    .rintin-sp2__rev-score {
        font-size: 2.25rem;
    }

    .rintin-sp2__rev-bars {
        width: 100%;
    }

    .rintin-sp2__rev-card {
        padding: 16px;
    }

    .rintin-sp2__rev-avatar {
        width: 36px;
        height: 36px;
        font-size: 0.8125rem;
    }

    /* Hide trust row inline on mobile (shown in sticky CTA) */
    .rintin-sp2__trust {
        display: none;
    }

    /* Bottom padding for sticky CTA + nav */
    .rintin-sp2 {
        padding-bottom: 180px;
    }

    /* Suggested */
    .rintin-sp2__suggested {
        padding: 20px 0;
    }
}

/* Large desktop */
@media (min-width: 992px) {
    .rintin-sp2__sticky-cta {
        display: none !important;
    }
}