/* ==========================================================================
   Portfolio module — grid, cards, filter chips, project detail page.
   Add this line to <head> in header.php, after site.css/hero-slider.css:
     <link rel="stylesheet" href="<?= asset('css/portfolio.css') ?>">
   ========================================================================== */

.portfolio-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.portfolio-filters__chip {
    font-size: 0.82rem; font-weight: 600; padding: 7px 14px;
    border: 1px solid var(--border); border-radius: 999px;
    background: var(--surface); color: var(--ink-soft);
}
.portfolio-filters__chip:hover { border-color: var(--orange-500); color: var(--ink); }
.portfolio-filters__chip.is-active { background: var(--navy-900); border-color: var(--navy-900); color: #fff; }

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}
.portfolio-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    color: inherit;
    transition: box-shadow .15s ease, transform .15s ease;
}
.portfolio-card:hover { box-shadow: 0 6px 18px rgba(0,0,0,.1); transform: translateY(-2px); }

.portfolio-card__image { position: relative; aspect-ratio: 4/3; background: #F4F4F4; overflow: hidden; }
.portfolio-card__image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.portfolio-card__placeholder { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; color: var(--orange-500); opacity: .5; }
.portfolio-card__placeholder svg { width: 40%; height: auto; }
.portfolio-card__badge {
    position: absolute; top: 10px; left: 10px;
    background: var(--orange-500); color: var(--navy-900);
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em;
    padding: 3px 8px; border-radius: 10px;
}

.portfolio-card__body { padding: 14px; }
.portfolio-card__category { display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--success); margin-bottom: 6px; }
.portfolio-card__title { font-family: var(--font-display); font-weight: 800; font-size: 1rem; margin: 0 0 4px; color: var(--ink); line-height: 1.3; }
.portfolio-card__client { font-size: 0.8rem; color: var(--ink-soft); margin: 0 0 6px; }
.portfolio-card__summary { font-size: 0.85rem; color: var(--ink-soft); margin: 0; line-height: 1.4; }

/* ---------- Project detail page ---------- */
.portfolio-show__cover {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 24px;
    background: #F4F4F4;
}
.portfolio-show__cover img { width: 100%; height: auto; display: block; max-height: 520px; object-fit: cover; }

.portfolio-show__description {
    max-width: 72ch;
    color: var(--ink-soft);
    line-height: 1.7;
    font-size: 1rem;
    margin-bottom: 24px;
}

.portfolio-show__gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}
.portfolio-show__gallery img {
    width: 100%; height: 200px; object-fit: cover;
    border-radius: var(--radius-sm); border: 1px solid var(--border);
}

@media (max-width: 500px) {
    .portfolio-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .portfolio-card__body { padding: 10px; }
}