/* Portfólio em perspectiva. Todos os estilos ficam restritos à seção. */
#portfolio.portfolio-immersive {
    --pf-accent: var(--primary-soft, #ff3b45);
    --pf-scale: 1;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 96px 0 0;
    background: var(--bg-dark, #050507);
    color: var(--text-main, #f5f5f7);
    overflow: clip;
    isolation: isolate;
}
#portfolio .pf-heading { position: relative; z-index: 2; width: min(720px, calc(100% - 40px)); margin: 0 auto; text-align: center; }
#portfolio .pf-heading p { max-width: 560px; margin: 0 auto; font-size: 1.05rem; line-height: 1.6; color: var(--text-muted); }
#portfolio .pf-gallery { position: relative; width: 100%; height: var(--pf-gallery-height, 460px); margin-top: 48px; touch-action: pan-y; }
#portfolio .pf-scene { position: absolute; width: 1200px; height: 400px; left: 50%; top: var(--pf-scene-top, 0px); margin-left: -600px; perspective: 600px; perspective-origin: 50% 50%; transform: scale(var(--pf-scale)); transform-origin: 50% 50%; }
#portfolio .pf-ring { position: absolute; inset: 0; transform-style: preserve-3d; }
#portfolio .pf-card { position: absolute; display: block; top: 0; left: 460px; width: 280px; height: 400px; border: 0; border-radius: 20px; overflow: hidden; background: #171717; color: #fff; text-decoration: none; transform: rotateY(var(--angle)) translateZ(-560px); backface-visibility: hidden; -webkit-backface-visibility: hidden; outline-offset: 5px; }
#portfolio .pf-card img, #portfolio .pf-card video { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; }
#portfolio .pf-card video { opacity: 0; transition: opacity .25s; }
#portfolio .pf-card.is-playing video { opacity: 1; }
#portfolio .pf-card:focus-visible { outline: 4px solid var(--pf-accent); }
#portfolio .pf-card-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: #0002; opacity: 0; transition: opacity .2s; pointer-events: none; }
#portfolio .pf-card:hover .pf-card-overlay, #portfolio .pf-card:focus-visible .pf-card-overlay { opacity: 1; }
#portfolio .pf-play { display: grid; place-items: center; width: 60px; height: 60px; border: 1px solid #ffffff80; border-radius: 50%; background: #ffffff1a; backdrop-filter: blur(12px); }
#portfolio .pf-play svg { width: 24px; height: 24px; fill: white; margin-left: 3px; }
#portfolio .pf-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
#portfolio .pf-fallback { padding: 36px 24px; text-align: center; }
#portfolio .pf-fallback a { color: var(--pf-accent); text-decoration: underline; }
/* O player é próprio desta galeria, sem alterar os modais das outras seções. */
#portfolio .pf-dialog { position: fixed; inset: 0; margin: auto; padding: 16px; width: min(94vw, 900px); max-height: 94dvh; border: 1px solid #ffffff29; border-radius: 16px; background: #0c0c0c; color: #fff; box-shadow: 0 30px 100px #0009; overflow: auto; }
#portfolio .pf-dialog::backdrop { background: #000d; backdrop-filter: blur(14px); }
#portfolio .pf-dialog[data-short="true"] { width: min(94vw, 430px); }
#portfolio .pf-dialog-header { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 12px; }
#portfolio .pf-dialog-header h3 { font-size: 16px; font-weight: 500; }
#portfolio .pf-dialog-close { width: 40px; height: 40px; border: 1px solid #ffffff30; border-radius: 50%; background: #ffffff08; color: #fff; font-size: 26px; cursor: pointer; flex-shrink: 0; }
#portfolio .pf-dialog-video { display: block; width: 100%; max-height: 73dvh; background: #000; }
#portfolio .pf-dialog-footer { margin: 14px 0 0; font-size: 14px; }
#portfolio .pf-dialog-footer a { color: var(--pf-accent); text-underline-offset: 4px; }
#portfolio .pf-video-error { margin-top: 12px; font-size: 14px; color: #ff9a9a; }
#portfolio .pf-video-error[hidden] { display: none; }
@media (max-width: 900px) {
    #portfolio.portfolio-immersive { padding-top: 80px; padding-bottom: 0; }
    #portfolio .pf-gallery { margin-top: 44px; height: var(--pf-gallery-height, 420px); }
}
@media (max-width: 600px) {
    #portfolio.portfolio-immersive { padding-top: 64px; padding-bottom: 0; }
    #portfolio .pf-heading { width: calc(100% - 36px); }
    #portfolio .pf-heading p { max-width: 350px; font-size: 1rem; line-height: 1.6; }
    #portfolio .pf-gallery { height: var(--pf-gallery-height, 315px); margin-top: 36px; }
    #portfolio .pf-scene { top: var(--pf-scene-top, -35px); }
    #portfolio .pf-dialog { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) {
    #portfolio *, #portfolio *::before, #portfolio *::after { transition: none !important; scroll-behavior: auto !important; }
}