/**
 * Single Product — Premium Design
 * Alien Technology Ltd
 */

/* ── Variables ── */
:root {
    --g:    #1B5E38;
    --gd:   #134429;
    --gl:   #eef7f1;
    --gll:  #f4fbf7;
    --txt:  #111827;
    --sub:  #6b7280;
    --bdr:  #e5e7eb;
    --bg:   #f9fafb;
    --wh:   #ffffff;
    --r:    16px;
    --r-sm: 10px;
    --sh:   0 4px 24px rgba(0,0,0,.07);
    --sh-g: 0 8px 28px rgba(27,94,56,.22);
}

/* ── Page wrapper ── */
.spd-page {
    background: #fff;
    padding-bottom: 80px;
}

.spd-wrap {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ── Breadcrumb ── */
.spd-breadcrumb-bar {
    background: var(--bg);
    border-bottom: 1px solid var(--bdr);
    padding: 13px 0;
    margin-bottom: 36px;
}

.spd-bc {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    font-size: 0.82rem;
    color: var(--sub);
}

.spd-bc a { color: var(--sub); text-decoration: none; transition: color .2s; }
.spd-bc a:hover { color: var(--g); }
.spd-bc svg { color: #d1d5db; }

/* ══════════════════════════════════════════
   HERO SPLIT
══════════════════════════════════════════ */
.spd-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
    align-items: start;
}

/* ── Gallery ── */
.spd-gallery { position: sticky; top: 24px; }

.spd-gallery-stage {
    position: relative;
    background: var(--bg);
    border-radius: 20px;
    border: 1px solid var(--bdr);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    margin-bottom: 14px;
    box-shadow: var(--sh);
}

.spd-main-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 40px;
    display: block;
    transition: transform .5s ease;
}

.spd-gallery-stage:hover .spd-main-img { transform: scale(1.04); }

.spd-sale-ribbon {
    position: absolute;
    top: 20px;
    right: -28px;
    background: #ef4444;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: .1em;
    padding: 6px 40px;
    transform: rotate(45deg);
    box-shadow: 0 2px 8px rgba(239,68,68,.4);
    z-index: 2;
}

/* Thumb strip */
.spd-thumbstrip {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.spd-thumb {
    width: 70px;
    height: 70px;
    border-radius: 12px;
    border: 2px solid var(--bdr);
    background: var(--bg);
    overflow: hidden;
    padding: 6px;
    cursor: pointer;
    transition: border-color .2s, transform .2s;
}

.spd-thumb:hover { border-color: var(--g); transform: translateY(-2px); }
.spd-thumb.active { border-color: var(--g); box-shadow: 0 0 0 3px rgba(27,94,56,.15); }
.spd-thumb-img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* ── Info panel ── */
.spd-info-panel {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 12px 0 0;
}

/* Meta row */
.spd-meta-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.spd-cat-tag {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--g);
    background: var(--gl);
    padding: 5px 14px;
    border-radius: 50px;
    border: 1px solid rgba(27,94,56,.15);
}

.spd-stock-dot {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 50px;
}

.spd-stock-dot i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
    animation: spdPulse 2s infinite;
}

@keyframes spdPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
    50%       { box-shadow: 0 0 0 5px rgba(34,197,94,0); }
}

.spd-stock-dot--in  { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.spd-stock-dot--in  i { background: #22c55e; }
.spd-stock-dot--out { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.spd-stock-dot--out i { background: #ef4444; animation: none; }

/* Title */
.spd-title {
    font-size: clamp(1.45rem, 2.2vw, 2rem);
    font-weight: 800;
    color: var(--txt);
    line-height: 1.25;
    margin: 0 0 8px;
    letter-spacing: -.025em;
}

/* Model */
.spd-model-no {
    font-size: 0.8rem;
    color: var(--sub);
    margin: 0 0 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--bdr);
}

.spd-model-no svg { display: none; }
.spd-model-no strong { color: var(--txt); font-weight: 600; }

/* ── PRICE ── */
.spd-price-block {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.spd-price-inner {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.spd-price-label {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--sub);
}

.spd-price {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--txt);
    line-height: 1;
    letter-spacing: -.04em;
}

.spd-price .woocommerce-Price-amount,
.spd-price ins .woocommerce-Price-amount {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--txt);
}

.spd-price del {
    font-size: 1rem;
    font-weight: 400;
    color: #9ca3af;
    text-decoration: line-through;
    display: block;
    margin-bottom: 2px;
}

.spd-price del .woocommerce-Price-amount {
    font-size: 1rem;
    font-weight: 400;
    color: #9ca3af;
}

.spd-price ins { text-decoration: none; }

.spd-save-badge {
    display: inline-flex;
    align-items: center;
    background: #1B5E38;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: .06em;
    padding: 6px 12px;
    border-radius: 8px;
    white-space: nowrap;
    align-self: flex-start;
}

/* Short desc */
.spd-short-desc {
    font-size: 0.9rem;
    color: var(--sub);
    line-height: 1.85;
    margin: 0 0 28px;
}

.spd-quick-specs {
    font-size: 0.82rem;
    color: var(--sub);
    margin: -16px 0 28px;
    font-style: italic;
}

/* ── CTA Section ── */
.spd-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.spd-actions-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.spd-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 20px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
    transition: all .25s ease;
    border: none;
    cursor: pointer;
    letter-spacing: .01em;
}

.spd-btn--primary {
    background: #25d366;
    color: #fff;
    box-shadow: 0 4px 16px rgba(37,211,102,.3);
}

.spd-btn--primary:hover {
    background: #1da851;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37,211,102,.4);
    color: #fff;
}

.spd-btn--secondary {
    background: var(--g);
    color: #fff;
    box-shadow: 0 4px 16px rgba(27,94,56,.25);
}

.spd-btn--secondary:hover {
    background: var(--gd);
    transform: translateY(-2px);
    color: #fff;
    box-shadow: 0 8px 24px rgba(27,94,56,.35);
}

.spd-btn--ghost {
    background: transparent;
    color: var(--sub);
    font-weight: 500;
    font-size: 0.82rem;
    padding: 4px 0;
    gap: 7px;
    justify-content: center;
    border: none;
    box-shadow: none;
    text-decoration: none;
    transition: color .2s;
}

.spd-btn--ghost:hover { color: var(--g); }

/* ── Trust strip ── */
.spd-trust-bar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding-top: 24px;
    border-top: 1px solid var(--bdr);
}

.spd-trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 10px;
    border-radius: 14px;
    background: var(--gll);
    border: 1px solid rgba(27,94,56,.1);
    text-align: center;
    transition: background .2s, border-color .2s, transform .2s;
    cursor: default;
}

.spd-trust-item:hover {
    background: var(--gl);
    border-color: rgba(27,94,56,.25);
    transform: translateY(-2px);
}

.spd-trust-item svg {
    color: var(--g);
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.spd-trust-item span {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--g);
    line-height: 1.3;
}

.spd-trust-sep { display: none; }

/* ══════════════════════════════════════════
   TABS
══════════════════════════════════════════ */
.spd-tabs-wrap {
    background: var(--wh);
    border: 1px solid var(--bdr);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 64px;
    box-shadow: var(--sh);
}

.spd-tabs-nav {
    display: flex;
    background: var(--bg);
    border-bottom: 1px solid var(--bdr);
    padding: 0 8px;
    gap: 4px;
}

.spd-tab {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 16px 22px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--sub);
    cursor: pointer;
    transition: all .2s;
    margin-bottom: -1px;
    white-space: nowrap;
}

.spd-tab:hover { color: var(--txt); }

.spd-tab.active {
    color: var(--g);
    border-bottom-color: var(--g);
    background: var(--wh);
}

.spd-tabs-body { padding: 36px 40px; }

.spd-tab-panel { display: none; }

.spd-tab-panel.active {
    display: block;
    animation: spdFade .3s ease;
}

@keyframes spdFade {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Section headings inside tabs ── */
.spd-section-heading {
    font-size: 1rem;
    font-weight: 700;
    color: var(--txt);
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--g);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ── Spec sheets ── */
.spd-spec-sheets { margin-bottom: 36px; }

.spd-sheet-thumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.spd-sheet-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: zoom-in;
}

.spd-sheet-img-wrap {
    position: relative;
    width: 148px;
    height: 100px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--bdr);
    background: var(--bg);
}

.spd-sheet-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .3s ease;
}

.spd-sheet-overlay {
    position: absolute;
    inset: 0;
    background: rgba(27,94,56,.78);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .25s;
}

.spd-sheet-card:hover .spd-sheet-img-wrap img { transform: scale(1.05); }
.spd-sheet-card:hover .spd-sheet-overlay { opacity: 1; }

.spd-sheet-card span {
    font-size: 0.72rem;
    color: var(--sub);
    font-weight: 500;
}

/* Lightbox */
.spd-lb {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.9);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    padding: 20px;
    cursor: zoom-out;
}

.spd-lb.open { display: flex; }

.spd-lb-box {
    position: relative;
    max-width: 92vw;
    max-height: 92vh;
}

.spd-lb-box img {
    max-width: 90vw;
    max-height: 88vh;
    width: auto;
    height: auto;
    border-radius: 12px;
    display: block;
    box-shadow: 0 24px 64px rgba(0,0,0,.6);
    cursor: default;
}

.spd-lb-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--txt);
    box-shadow: 0 4px 12px rgba(0,0,0,.25);
    z-index: 1;
    transition: background .2s;
}

.spd-lb-close:hover { background: #ef4444; color: #fff; }

/* ── Spec table ── */
.spd-spec-block { margin-bottom: 28px; }

.spd-spec-table {
    border: 1px solid var(--bdr);
    border-radius: 12px;
    overflow: hidden;
}

.spd-spec-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 12px 20px;
    border-bottom: 1px solid var(--bdr);
    transition: background .15s;
}

.spd-spec-row:last-child { border-bottom: none; }
.spd-spec-row:nth-child(even) { background: var(--gll); }

.spd-spec-key {
    font-size: 0.85rem;
    color: var(--sub);
    font-weight: 500;
}

.spd-spec-val {
    font-size: 0.85rem;
    color: var(--txt);
    font-weight: 600;
}

/* ── Empty state ── */
.spd-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 56px 24px;
    color: var(--sub);
    text-align: center;
}

.spd-empty-state p { font-size: 0.95rem; margin: 0; }

/* ── Reviews ── */
.spd-reviews-inner { max-width: 680px; }

/* ── Support grid ── */
.spd-support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.spd-support-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg);
    border: 1px solid var(--bdr);
    border-radius: var(--r);
    text-decoration: none;
    color: var(--txt);
    transition: all .25s ease;
    position: relative;
}

.spd-support-card:hover {
    background: var(--g);
    color: #fff;
    border-color: var(--g);
    transform: translateY(-3px);
    box-shadow: var(--sh-g);
}

.spd-support-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: var(--wh);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--sh);
    color: var(--g);
    transition: all .25s;
}

.spd-support-icon--wa { color: #25d366; }

.spd-support-card:hover .spd-support-icon {
    background: rgba(255,255,255,.2);
    color: #fff;
    box-shadow: none;
}

.spd-support-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.spd-support-body strong {
    font-size: 0.92rem;
    font-weight: 700;
    display: block;
}

.spd-support-body span {
    font-size: 0.82rem;
    opacity: .85;
}

.spd-support-body em {
    font-size: 0.75rem;
    opacity: .6;
    font-style: normal;
}

.spd-support-arrow {
    flex-shrink: 0;
    opacity: .35;
    transition: opacity .2s, transform .2s;
}

.spd-support-card:hover .spd-support-arrow {
    opacity: .8;
    transform: translateX(3px);
}

/* ══════════════════════════════════════════
   RELATED PRODUCTS
══════════════════════════════════════════ */
.spd-related {
    padding-top: 56px;
    border-top: 1px solid var(--bdr);
}

.spd-related-hd {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 10px;
}

.spd-related-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--txt);
    margin: 0;
    letter-spacing: -.02em;
}

.spd-related-all {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--g);
    text-decoration: none;
    transition: color .2s;
}

.spd-related-all:hover { color: var(--gd); text-decoration: underline; }

.spd-related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.spd-rel-card {
    background: var(--wh);
    border: 1px solid var(--bdr);
    border-radius: var(--r);
    overflow: hidden;
    text-decoration: none;
    color: var(--txt);
    transition: all .3s ease;
    display: block;
}

.spd-rel-card:hover {
    box-shadow: 0 12px 36px rgba(27,94,56,.13);
    border-color: var(--g);
    transform: translateY(-4px);
}

.spd-rel-img {
    aspect-ratio: 1;
    background: var(--bg);
    overflow: hidden;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spd-rel-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform .4s ease;
}

.spd-rel-card:hover .spd-rel-img img { transform: scale(1.07); }

.spd-rel-body {
    padding: 14px 16px 18px;
    border-top: 1px solid var(--bdr);
}

.spd-rel-body h4 {
    font-size: 0.88rem;
    font-weight: 700;
    margin: 0 0 5px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.spd-rel-sku {
    font-size: 0.75rem;
    color: var(--sub);
    margin: 0 0 8px;
}

.spd-rel-price {
    font-size: 1rem;
    font-weight: 800;
    color: var(--g);
    margin-bottom: 8px;
}

.spd-rel-price .woocommerce-Price-amount { color: var(--g); }

.spd-rel-stock {
    font-size: 0.72rem;
    font-weight: 600;
}

.spd-rel-stock.in  { color: #16a34a; }
.spd-rel-stock.out { color: #dc2626; }

/* No related */
.spd-no-related {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 48px 24px;
    text-align: center;
    color: var(--sub);
    background: var(--bg);
    border-radius: var(--r);
    border: 1px dashed var(--bdr);
}

.spd-no-related p { font-size: 0.95rem; margin: 0; }
.spd-no-related a { color: var(--g); font-weight: 600; text-decoration: none; }
.spd-no-related a:hover { text-decoration: underline; }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 1024px) {
    .spd-hero { grid-template-columns: 1fr; gap: 32px; }
    .spd-gallery { position: static; max-width: 500px; margin: 0 auto; }
    .spd-related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .spd-wrap { padding: 0 16px; }
    .spd-tabs-body { padding: 24px 16px; }
    .spd-tabs-nav { overflow-x: auto; padding: 0 4px; }
    .spd-tab { padding: 14px 16px; font-size: 0.82rem; }
    .spd-support-grid { grid-template-columns: 1fr; }
    .spd-spec-row { grid-template-columns: 1fr; gap: 2px; }
    .spd-spec-val { font-weight: 500; }
    .spd-related-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .spd-trust-bar { flex-wrap: wrap; gap: 10px; }
    .spd-trust-sep { display: none; }
    .spd-sheet-thumbs { justify-content: center; }
}

@media (max-width: 480px) {
    .spd-actions .spd-btn { font-size: 0.88rem; }
    .spd-price { font-size: 1.6rem; }
    .spd-price .woocommerce-Price-amount { font-size: 1.6rem; }
    .spd-related-grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }
    .spd-sheet-img-wrap { width: 130px; height: 88px; }
}