/* =============================================
   Shop by Material — style.css
   ============================================= */

.sbs-section {
    max-width: 1300px;
    margin: 0 auto;
    padding: 40px 20px;
    font-family: 'Lato', sans-serif;
}

.sbs-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid #222;
}
.sbs-heading svg { width: 32px; height: 32px; flex-shrink: 0; }
.sbs-heading h2 {
    font-family: 'Oswald', sans-serif;
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: #1a1a1a;
    text-transform: uppercase;
    margin: 0;
}

.sbs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

/* 5-column for material */
.sbs-grid-5 {
    grid-template-columns: repeat(5, 1fr);
}

.sbs-card {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 3 / 4;
    background: #1a1a1a;
}

.sbs-card.sbs-hidden { display: none; }

.sbs-card.sbs-reveal {
    display: block;
    animation: sbsFadeIn 0.5s ease forwards;
}

@keyframes sbsFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sbs-card img {
    width: 100%; height: 100%;
    object-fit: cover; display: block;
    transition: transform 0.5s ease, filter 0.5s ease;
    filter: brightness(0.85);
}
.sbs-card:hover img {
    transform: scale(1.07);
    filter: brightness(0.5);
}

.sbs-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,.75) 0%, rgba(0,0,0,.1) 55%, transparent 100%);
    transition: background 0.4s ease;
}
.sbs-card:hover .sbs-overlay {
    background: linear-gradient(to top, rgba(0,0,0,.88) 0%, rgba(0,0,0,.45) 60%, rgba(0,0,0,.15) 100%);
}

.sbs-label {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 14px 16px;
}
.sbs-label h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 15px; font-weight: 700; color: #fff;
    text-transform: uppercase; letter-spacing: 1.2px; margin: 0 0 8px;
}
.sbs-label p {
    font-size: 12px; color: rgba(255,255,255,.85);
    margin: 0 0 12px; line-height: 1.5;
    opacity: 0; transform: translateY(12px);
    transition: opacity .35s ease .05s, transform .35s ease .05s;
}
.sbs-card:hover .sbs-label p { opacity: 1; transform: translateY(0); }

.sbs-explore-btn {
    display: inline-block;
    font-family: 'Oswald', sans-serif;
    font-size: 11px; font-weight: 600; letter-spacing: 1px;
    text-transform: uppercase; color: #fff;
    border: 1.5px solid rgba(255,255,255,.75);
    padding: 5px 12px; border-radius: 4px;
    opacity: 0; transform: translateY(10px);
    transition: opacity .35s ease .1s, transform .35s ease .1s, background .2s;
    cursor: pointer;
}
.sbs-explore-btn:hover { background: rgba(255,255,255,.2); }
.sbs-card:hover .sbs-explore-btn { opacity: 1; transform: translateY(0); }

.sbs-read-more-wrap { text-align: center; margin-top: 28px; }
.sbs-read-more-btn {
    font-family: 'Oswald', sans-serif;
    font-size: 14px; font-weight: 700; letter-spacing: 1.5px;
    text-transform: uppercase; color: #fff; background: #1a1a1a;
    border: none; padding: 13px 36px; border-radius: 6px;
    cursor: pointer; transition: background .25s, transform .15s;
}
.sbs-read-more-btn:hover  { background: #333; }
.sbs-read-more-btn:active { transform: scale(.97); }

@media (max-width: 1024px) { .sbs-grid-5 { grid-template-columns: repeat(3,1fr); } }
@media (max-width: 768px)  { .sbs-grid, .sbs-grid-5 { grid-template-columns: repeat(2,1fr); } .sbs-heading h2 { font-size: 20px; } }
@media (max-width: 480px)  { .sbs-grid, .sbs-grid-5 { grid-template-columns: 1fr; } }