/* Portfolio extends the existing Tentacles palette and service-card layout. */
.portfolio { padding: 80px 0; border-top: 1px solid var(--border-color); }
.portfolio .section-header { margin-bottom: 30px; }
.portfolio-filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 32px; }
.portfolio-filters button { font: inherit; font-size: .9rem; padding: 9px 15px; border-radius: 22px; border: 1px solid var(--border-color); color: var(--navy-dark); background: white; cursor: pointer; }
.portfolio-filters button[aria-pressed="true"] { background: var(--navy-dark); color: white; border-color: var(--navy-dark); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; align-content: start; }
.portfolio-card { margin: 0; border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; background: white; }
.portfolio-card button { display: block; width: 100%; padding: 0; border: 0; background: var(--bg-accent); cursor: zoom-in; }
.portfolio-card img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; object-position: center; background: var(--bg-accent); }
.portfolio-card figcaption { padding: 18px; }
.portfolio-card strong { display: block; color: var(--navy-dark); }
.portfolio-card span { font-size: .9rem; color: var(--text-secondary); }
.portfolio-status { text-align: center; color: var(--text-secondary); margin-bottom: 24px; }
.portfolio-service-link { margin-top: auto; padding-top: 30px; font-weight: 600; color: var(--trust-blue); }
.portfolio-dialog { margin: auto; width: min(1000px, 94vw); max-height: 92vh; padding: 20px; border: 0; border-radius: 10px; color: var(--text-main); background: white; }
.portfolio-dialog::backdrop { background: rgba(15, 23, 42, .85); }
.portfolio-dialog img { display: block; max-width: 100%; max-height: 65vh; object-fit: contain; margin: 16px auto; }
.portfolio-dialog-header, .portfolio-dialog-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.portfolio-dialog button { font: inherit; padding: 10px 16px; background: var(--bg-accent); color: var(--navy-dark); border: 1px solid var(--border-color); border-radius: 4px; cursor: pointer; }
.portfolio-dialog button:disabled { opacity: .45; cursor: default; }
.portfolio-dialog h3 { font-size: 1rem; }
.portfolio-dialog-controls p { text-align: center; font-size: .9rem; }
body.portfolio-open { overflow: hidden; }
@media (max-width: 1100px) and (min-width: 769px) { nav ul { gap: 12px; } nav a { font-size: .85rem; } nav a.nav-cta { padding: 10px 16px; } .logo-wrapper svg { width: 135px; } }
@media (max-width: 900px) { .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .portfolio { padding: 56px 0; } .portfolio-grid { grid-template-columns: 1fr; } .portfolio-filters { justify-content: flex-start; } .portfolio-dialog { padding: 14px; } }

.portfolio-scrollable { overflow-y: auto; scrollbar-width: none; padding-inline: 4px; scroll-padding-block: 4px; }
.portfolio-scrollable::-webkit-scrollbar { display: none; }
.portfolio-scrollable:focus-visible { outline: 3px solid var(--trust-blue); outline-offset: 5px; }
.portfolio-status[hidden] { display: none; }

.portfolio-navigation { display: flex; justify-content: center; padding-top: 26px; }
.portfolio-navigation[hidden] { display: none; }
.portfolio-row-next { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-width: 150px; min-height: 48px; padding: 12px 24px; border: 1px solid var(--navy-dark); border-radius: 999px; background: var(--navy-dark); color: white; font: inherit; font-size: .95rem; font-weight: 600; cursor: pointer; box-shadow: 0 5px 14px rgba(15, 23, 42, .15); transition: background .2s ease, box-shadow .2s ease; }
.portfolio-row-next:hover { background: var(--primary-red); border-color: var(--primary-red); box-shadow: 0 7px 18px rgba(238, 48, 46, .2); }
.portfolio-row-next.at-end svg { transform: rotate(180deg); }
@media (prefers-reduced-motion: reduce) { .portfolio-row-next { transition: none; } }

/* Dedicated portfolio page sits below the fixed site header. */
.portfolio-page #portfolio-heading { font-size: 2.5rem; line-height: 1.2; color: var(--navy-dark); margin-bottom: 16px; }
.portfolio-page nav a[aria-current='page'] { color: var(--primary-red); }