/* Overview page specific styles — scoped and minimal, built atop base.css */
:root {
  --overview-bg: #0d0f14;
  --overview-surface: #121621;
  --overview-accent: #5a6dd8; /* chłodny akcent */
  --overview-accent-2: #8a4fd1; /* purpurowy akcent */
  --overview-text: #e7ecf4;
  --overview-text-muted: #b7c0cf;
  --overview-border: #222835;
}

.overview-skip-link {
  position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden;
}
.overview-skip-link:focus {
  position: fixed; left: 1rem; top: 1rem; width: auto; height: auto; padding: .5rem .75rem; background: #fff; color: #000; z-index: 1000; border-radius: .25rem;
}

/* Breadcrumbs */
.overview-breadcrumbs { background: var(--overview-surface); border-bottom: 1px solid var(--overview-border); }
.overview-breadcrumbs ol { margin: 0 auto; max-width: 1200px; padding: .5rem 1rem; display: flex; gap: .5rem; flex-wrap: wrap; list-style: none; }
.overview-breadcrumbs a { color: var(--overview-text-muted); text-decoration: none; }
.overview-breadcrumbs li[aria-current="page"] { color: var(--overview-text); }

/* Hero */
.overview-hero { display: grid; gap: 1.5rem; background: linear-gradient(180deg, rgba(10,12,18,.9), rgba(10,12,18,.95)), radial-gradient(80rem 40rem at 10% -10%, rgba(90,109,216,.2), transparent), radial-gradient(60rem 30rem at 90% 0%, rgba(138,79,209,.18), transparent); color: var(--overview-text); }
.overview-hero__content { max-width: 1200px; margin: 0 auto; padding: 2rem 1rem 0; }
.overview-hero__lead { color: var(--overview-text-muted); max-width: 60ch; }
.overview-hero__media { margin: 0; }
.overview-hero__media img { width: 100%; height: auto; display: block; object-fit: cover; max-height: 520px; }
.overview-hero__cta { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 1rem; }

/* Buttons */
.overview-btn { display: inline-flex; align-items: center; justify-content: center; padding: .65rem 1rem; border-radius: .5rem; border: 1px solid var(--overview-border); background: var(--overview-surface); color: var(--overview-text); text-decoration: none; transition: transform .12s ease, background .2s ease, border-color .2s ease; }
.overview-btn:hover { transform: translateY(-1px); border-color: var(--overview-accent); }
.overview-btn:focus-visible { outline: 2px solid var(--overview-accent); outline-offset: 2px; }
.overview-btn--primary { background: linear-gradient(90deg, var(--overview-accent), var(--overview-accent-2)); border-color: transparent; }

/* Search */
.overview-search { margin-top: 1rem; }
.overview-search__label { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.overview-search__group { display: flex; gap: .5rem; align-items: center; max-width: 560px; }
.overview-search input[type="search"] { flex: 1; padding: .65rem .75rem; border-radius: .5rem; border: 1px solid var(--overview-border); background: #0b0e15; color: var(--overview-text); }
.overview-search__help { font-size: .9rem; color: var(--overview-text-muted); margin-top: .5rem; }

/* Sections */
main { background: var(--overview-bg); }
.overview-section { max-width: 1200px; margin: 0 auto; padding: 2rem 1rem; color: var(--overview-text); border-top: 1px solid var(--overview-border); }
.overview-section p { color: var(--overview-text-muted); }

/* TOC */
.overview-toc { max-width: 1200px; margin: 0 auto; padding: 1rem; }
.overview-toc ul { display: flex; gap: .75rem; flex-wrap: wrap; list-style: none; margin: 0; padding: 0; }
.overview-toc a { color: var(--overview-text-muted); text-decoration: none; border: 1px solid var(--overview-border); padding: .35rem .6rem; border-radius: .5rem; }
.overview-toc a:hover { color: var(--overview-text); border-color: var(--overview-accent); }

/* Gallery */
.overview-gallery { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-top: 1rem; }
.overview-gallery__item { background: var(--overview-surface); border: 1px solid var(--overview-border); border-radius: .75rem; overflow: hidden; }
.overview-gallery__item img { width: 100%; height: auto; display: block; }
.overview-gallery__item figcaption { padding: .75rem; color: var(--overview-text-muted); font-size: .95rem; }

/* Lists */
.overview-list { padding-left: 1.2rem; }
.overview-list li { margin: .4rem 0; }

/* FAQ */
.overview-faq details { background: var(--overview-surface); border: 1px solid var(--overview-border); border-radius: .5rem; padding: .75rem 1rem; margin: .5rem 0; }
.overview-faq summary { cursor: pointer; color: var(--overview-text); }
.overview-faq p { margin-top: .5rem; }

/* Download */
.overview-download__actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: .75rem; }

/* Next steps */
.overview-next { max-width: 1200px; margin: 0 auto 3rem; padding: 0 1rem; }
.overview-next ul { list-style: none; padding: 0; margin: .5rem 0 0; display: flex; gap: 1rem; flex-wrap: wrap; }
.overview-next a { color: var(--overview-text); text-decoration: none; border-bottom: 1px dashed var(--overview-accent); }
.overview-next a:hover { color: var(--overview-accent); }

/* Responsive */
@media (min-width: 768px) {
  .overview-hero { grid-template-columns: 1.1fr .9fr; align-items: center; }
  .overview-hero__content { padding: 3rem 1.25rem 3rem; }
  .overview-gallery { grid-template-columns: repeat(2, 1fr); }
}