/* ===========================================================================
   Parseta L4R — main.css
   Paleta dobrana pod kontrast WCAG 2.1 AA (min. 4.5:1 dla tekstu, 3:1 dla UI)
   =========================================================================== */

:root {
    --color-primary: #0b4f6c;       /* granatowy - nagłówek/nawigacja */
    --color-primary-dark: #073445;
    --color-accent: #b5650a;        /* pomarańcz stonowany - kontrast 4.5:1 na białym */
    --color-accent-hover: #8f5008;
    --color-text: #1a1a1a;
    --color-text-muted: #4a4a4a;    /* kontrast >7:1 na białym */
    --color-bg: #ffffff;
    --color-bg-alt: #f4f6f7;
    --color-border: #c7cdd1;
    --color-focus: #ffbf47;         /* wysokokontrastowy fokus */
    --font-base: "Segoe UI", Arial, Helvetica, sans-serif;
    --max-width: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-base);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 1rem;
}

img { max-width: 100%; height: auto; }

a {
    color: var(--color-primary);
    text-decoration: underline;
}
a:hover { color: var(--color-accent); }

/* Widoczny fokus dla WSZYSTKICH elementów interaktywnych — WCAG 2.4.7 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

/* Skip-link — WCAG 2.4.1 */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-primary);
    color: #fff;
    padding: 0.75rem 1.25rem;
    z-index: 1000;
    text-decoration: none;
}
.skip-link:focus {
    left: 0.5rem;
    top: 0.5rem;
}

/* ---------- Header ---------- */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.5rem 1.5rem;
    min-height: 100px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
}
.site-header__logo {
    display: flex;
    align-items: center;
    justify-self: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.1rem;
}
.site-header__logo:hover { color: var(--color-accent); }
.site-header__logo-text {
    margin: 0;
    font-size: 2.5rem;
    color: #0f7a8c;
}
.site-header__logo-slot {
    display: flex;
    align-items: center;
    justify-self: start;
}
.site-header__logo-img {
    display: block;
    max-height: 100px;
    height: auto;
    width: auto;
    max-width: 100%;
    object-fit: contain;
}
.site-header__a11y-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-self: end;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.3;
    text-transform: uppercase;
}
.site-header__a11y-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}
.site-header__a11y-icon {
    flex-shrink: 0;
    margin-bottom: 0.2rem;
}

/* ---------- Navigation ---------- */
.main-navigation {
    background: var(--color-primary);
}
.main-navigation__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}
.main-navigation__list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
}
.main-navigation__item { position: relative; }
.main-navigation__link {
    display: block;
    padding: 1rem 1.1rem;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.main-navigation__link:hover,
.main-navigation__item.is-current .main-navigation__link {
    background: var(--color-primary-dark);
}
.main-navigation__link[aria-current="page"] {
    text-decoration: underline;
    text-decoration-thickness: 3px;
    text-underline-offset: 4px;
}
.main-navigation__sublist {
    list-style: none;
    margin: 0;
    padding: 0;
    display: none;
    position: absolute;
    left: 0;
    top: 100%;
    background: var(--color-primary-dark);
    min-width: 220px;
    z-index: 50;
}
.main-navigation__item:hover .main-navigation__sublist,
.main-navigation__item:focus-within .main-navigation__sublist {
    display: block;
}
.main-navigation__sublist a {
    display: block;
    padding: 0.75rem 1.1rem;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 0.9rem;
}
.main-navigation__sublist a:hover { background: var(--color-primary); }

/* ---------- Language switch ---------- */
.language-switch {
    list-style: none;
    display: flex;
    gap: 0.5rem;
    margin: 0;
    padding: 0.5rem 0;
}
.language-switch__link {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.6rem;
    color: #fff;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 0.9rem;
}
.language-switch__link:hover,
.language-switch__link.is-active {
    border-color: #fff;
}
.language-switch__link--disabled {
    opacity: 0.45;
    cursor: not-allowed;
}
.language-switch__flag {
    width: 20px;
    height: 14px;
    background-size: cover;
    background-color: rgba(255,255,255,0.15);
    border-radius: 2px;
}
.language-switch__flag[data-lang="pl"] { background-image: url("../Images/flag-pl.svg"); }
.language-switch__flag[data-lang="en"] { background-image: url("../Images/flag-gb.svg"); }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.breadcrumb__list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin: 0;
    padding: 0;
}
.breadcrumb__item:not(:last-child)::after {
    content: "›";
    margin-left: 0.4rem;
    color: var(--color-text-muted);
}

/* ---------- Hero (strona główna) ---------- */
.hero {
    /* Domyślnie gradient; podmień na własne zdjęcie dopisując:
       url("../Images/hero-bg.jpg") center/cover no-repeat  po przecinku poniżej */
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: #fff;
    padding: 4rem 1.5rem;
}
.hero__inner {
    max-width: var(--max-width);
    margin: 0 auto;
}
.hero__title {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    margin: 0 0 1rem;
}
.hero__subtitle {
    font-size: 1.1rem;
    max-width: 60ch;
}

.page-heading {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}
.page-heading__inner {
    max-width: calc(var(--max-width) * 2 / 3);
    margin: 0 auto;
    padding: 1.5rem;
    text-align: center;
}
.page-heading__logos {
    max-width: 100%;
    height: auto;
}

/* ---------- Content ---------- */
.content-wrapper__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}
.content-wrapper__inner h2 { color: var(--color-primary-dark); }

/* Tabele – zawsze z widocznym nagłówkiem i obramowaniem (WCAG 1.3.1) */
table {
    border-collapse: collapse;
    width: 100%;
    margin: 1.5rem 0;
}
th, td {
    border: 1px solid var(--color-border);
    padding: 0.6rem 0.8rem;
    text-align: left;
}
th { background: var(--color-bg-alt); }

/* ---------- Przyciski / linki akcji ---------- */
.btn {
    display: inline-block;
    background: var(--color-accent);
    color: #fff;
    padding: 0.7rem 1.3rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
}
.btn:hover { background: var(--color-accent-hover); color: #fff; }

/* ---------- News (aktualności) ---------- */
.news-list { list-style: none; margin: 0; padding: 0; }
.news-list__item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.25rem;
    border-bottom: 1px solid var(--color-border);
    padding: 1.25rem 0;
}
.news-list__content { flex: 1 1 auto; min-width: 0; }
.news-list__title { margin: 0 0 0.4rem; font-size: 1.2rem; }
.news-list__date {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}
.news-list__thumb {
    flex: 0 0 120px;
    width: 120px;
    height: 120px;
}
.news-list__thumb img {
    display: block;
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 6px;
}
.news-list__readmore {
    display: block;
    width: fit-content;
    margin-left: auto;
    margin-top: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: #a3d4da;
    color: #073445;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
}
.news-list__readmore:hover {
    background: #8cc7ce;
}

@media (max-width: 480px) {
    .news-list__item { flex-direction: column-reverse; }
    .news-list__thumb { width: 100%; height: auto; }
    .news-list__thumb img { width: 100%; height: 160px; }
}

/* ---------- Karuzela zdjęć (news detail) ---------- */
.news-carousel {
    position: relative;
    max-width: 640px;
    margin: 1.5rem auto;
    overflow: hidden;
    border-radius: 6px;
    background: var(--color-bg-alt);
}
.news-carousel__track {
    display: flex;
    transition: transform 0.35s ease;
}
.news-carousel__slide {
    flex: 0 0 100%;
    box-sizing: border-box;
    text-align: center;
    display: flex;
    flex-direction: column;
}
.news-carousel__slide[aria-hidden="true"] {
    visibility: hidden;
}
.news-carousel__slide-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0;
    border: 0;
    background: none;
    cursor: zoom-in;
}
.news-carousel__img {
    max-width: 100%;
    max-height: 70vh;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}
.news-carousel__caption {
    padding: 0.6rem 1rem;
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    background: var(--color-bg);
}

.news-carousel__control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: rgba(11, 79, 108, 0.75);
    color: #fff;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.news-carousel--single .news-carousel__control,
.news-carousel--single .news-carousel__dots {
    display: none;
}
.news-carousel__control:hover { background: rgba(11, 79, 108, 0.95); }
.news-carousel__control--prev { left: 0.75rem; }
.news-carousel__control--next { right: 0.75rem; }

.news-carousel__dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 0;
    background: var(--color-bg);
}
.news-carousel__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid var(--color-primary);
    background: transparent;
    padding: 0;
    cursor: pointer;
}
.news-carousel__dot[aria-selected="true"] {
    background: var(--color-primary);
}

/* ---------- Lightbox (podgląd na pełnym ekranie) ---------- */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lightbox[hidden] { display: none; }
.lightbox__image {
    max-width: 92vw;
    max-height: 85vh;
    object-fit: contain;
}
.lightbox__caption {
    position: absolute;
    bottom: 1.25rem;
    left: 0;
    right: 0;
    text-align: center;
    color: #fff;
    font-size: 0.95rem;
    padding: 0 2rem;
}
.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    border: none;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}
.lightbox__close {
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
}
.lightbox__prev,
.lightbox__next {
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 52px;
    font-size: 1.8rem;
}
.lightbox__prev { left: 1rem; }
.lightbox__next { right: 1rem; }
.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
    background: rgba(255, 255, 255, 0.25);
}
.lightbox--single .lightbox__prev,
.lightbox--single .lightbox__next {
    display: none;
}

@media (max-width: 600px) {
    .news-carousel__img { max-height: 50vh; }
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}
.site-footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* ---------- Responsywność ---------- */
@media (max-width: 768px) {
    .main-navigation__inner { flex-direction: column; align-items: flex-start; }
    .main-navigation__list { flex-direction: column; width: 100%; }
    .main-navigation__sublist { position: static; display: block; }
}

/* Respektowanie preferencji ograniczonego ruchu — WCAG 2.3.3 */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { animation: none !important; transition: none !important; }
}