/* ==========================================================================
   Stasacucine — layout.css
   Elementy wspólne dla wszystkich stron: nawigacja, przełącznik języka,
   stopka, baner cookies, przycisk „do góry”.
   ========================================================================== */

@layer components {

    /* ---------------------------------------------------------------- Nawigacja */
    .navbar {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: var(--z-nav);
        height: var(--header-h);
        background: rgb(10 10 11 / 0.72);
        backdrop-filter: blur(18px) saturate(160%);
        border-bottom: 1px solid var(--line);
        transition: background-color var(--dur), box-shadow var(--dur);
    }
    @media (max-width: 899.98px) { html.nav-open { overflow: hidden; } }
    .navbar.is-scrolled { background: rgb(10 10 11 / 0.92); box-shadow: 0 10px 30px rgb(0 0 0 / 0.4); }

    .nav-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
        width: min(100% - 2 * var(--gutter), 1320px);
        height: 100%;
        margin-inline: auto;
    }

    .nav-logo { display: flex; align-items: center; gap: 0.85rem; flex: none; text-decoration: none; }
    .logo-img { width: 2.75rem; height: 2.75rem; object-fit: contain; }
    .logo-text-svg { width: auto; height: 1.35rem; }
    @media (max-width: 419.98px) {
        .nav-container { gap: 0.75rem; }
        .nav-logo { gap: 0.55rem; }
        .logo-img { width: 2.4rem; height: 2.4rem; }
        .logo-text-svg { height: 0.95rem; }
    }

    .nav-center { flex: 1; display: flex; justify-content: center; }
    .nav-menu { display: flex; align-items: center; gap: 0.15rem; list-style: none; padding: 0; }
    .nav-link {
        position: relative;
        display: block;
        padding: 0.6rem 1rem;
        border-radius: var(--r-pill);
        color: var(--text-2);
        font-size: var(--fs-sm);
        font-weight: 500;
        letter-spacing: 0.02em;
        text-decoration: none;
        transition: color var(--dur), background-color var(--dur);
    }
    .nav-link::after {
        content: "";
        position: absolute;
        inset: auto 1rem 0.3rem;
        height: 2px;
        border-radius: 2px;
        background: var(--accent);
        transform: scaleX(0);
        transition: transform var(--dur) var(--ease);
    }
    .nav-link:hover { color: var(--text); }
    .nav-link[aria-current]  { color: var(--text); }
    .nav-link:hover::after, .nav-link[aria-current]::after { transform: scaleX(1); }

    .nav-right { display: flex; align-items: center; gap: 0.6rem; flex: none; }
    .nav-cta-btn { min-height: 2.75rem; padding: 0.6rem 1.35rem; }

    .nav-toggle {
        display: none;
        position: relative;
        width: 2.75rem;
        height: 2.75rem;
        border: 1px solid var(--line-strong);
        border-radius: 50%;
        background: rgb(255 255 255 / 0.04);
    }
    .nav-toggle .bar {
        position: absolute;
        left: 50%;
        width: 1.15rem;
        height: 2px;
        margin-left: -0.575rem;
        border-radius: 2px;
        background: var(--text);
        transition: transform var(--dur) var(--ease), opacity var(--dur);
    }
    .nav-toggle .bar:nth-child(1) { top: calc(50% - 6px); }
    .nav-toggle .bar:nth-child(2) { top: calc(50% - 1px); }
    .nav-toggle .bar:nth-child(3) { top: calc(50% + 4px); }
    .nav-toggle[aria-expanded="true"] .bar:nth-child(1) { transform: translateY(5px) rotate(45deg); }
    .nav-toggle[aria-expanded="true"] .bar:nth-child(2) { opacity: 0; }
    .nav-toggle[aria-expanded="true"] .bar:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

    @media (max-width: 899.98px) {
        .nav-toggle { display: block; }
        .nav-center {
            position: fixed;
            inset: var(--header-h) 0 auto 0;
            display: block;
            max-height: calc(100dvh - var(--header-h));
            overflow-y: auto;
            padding: 0.5rem var(--gutter) 1.5rem;
            background: var(--bg-deep);
            border-bottom: 1px solid var(--line-strong);
            box-shadow: 0 30px 60px rgb(0 0 0 / 0.5);
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity var(--dur), transform var(--dur) var(--ease), visibility 0s var(--dur);
        }
        .nav-center.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
        .nav-menu { flex-direction: column; align-items: stretch; gap: 0; }
        .nav-link { padding: 1rem 0.25rem; border-radius: 0; border-bottom: 1px solid var(--line); font-size: var(--fs-lg); }
        .nav-link::after { display: none; }
        .nav-link[aria-current] { color: var(--accent-hi); }
    }
    @media (max-width: 639.98px) {
        /* Ikona zamiast tekstu — ale nazwa dostępna dla czytników ekranu */
        .nav-cta-btn span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
        .nav-cta-btn { width: 2.75rem; padding: 0; }
    }

    .nav-item--cta { display: none; }
    @media (max-width: 479.98px) {
        .nav-cta-btn { display: none; }
        .nav-item--cta { display: block; padding-top: 1.25rem; }
    }

    /* Przełącznik języka */
    .lang-selector { position: relative; }
    .lang-btn {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        min-height: 2.75rem;
        padding: 0 0.85rem;
        border: 1px solid var(--line-strong);
        border-radius: var(--r-pill);
        background: rgb(255 255 255 / 0.04);
        font-size: var(--fs-xs);
        font-weight: 600;
        letter-spacing: 0.06em;
        transition: border-color var(--dur), background-color var(--dur);
    }
    .lang-btn:hover { border-color: var(--accent-line); background: var(--accent-soft); }
    .lang-arrow { transition: transform var(--dur) var(--ease); }
    .lang-btn[aria-expanded="true"] .lang-arrow { transform: rotate(180deg); }
    .lang-dropdown {
        position: absolute;
        top: calc(100% + 0.5rem);
        right: 0;
        z-index: 5;
        min-width: 10.5rem;
        padding: 0.35rem;
        border: 1px solid var(--line-strong);
        border-radius: var(--r-md);
        background: var(--surface-2);
        box-shadow: var(--shadow-2);
    }
    .lang-option {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        width: 100%;
        padding: 0.6rem 0.75rem;
        border-radius: var(--r-sm);
        font-size: var(--fs-sm);
        text-align: left;
    }
    .lang-option:hover { background: var(--accent-soft); }
    .lang-option[aria-checked="true"] { color: var(--accent-hi); font-weight: 600; }
    @media (max-width: 419.98px) { .lang-code { display: none; } .lang-btn { padding: 0 0.7rem; } }

    /* ------------------------------------------------------------------ Stopka */
    .footer { padding-top: clamp(3rem, 6vw, 5rem); background: var(--bg-deep); border-top: 1px solid var(--line); }
    .footer-content {
        display: grid;
        gap: 2.5rem 2rem;
        grid-template-columns: 1.5fr 1fr 1.2fr 1fr;
        padding-bottom: 3rem;
    }
    @media (max-width: 999.98px) { .footer-content { grid-template-columns: 1fr 1fr; } }
    @media (max-width: 559.98px) { .footer-content { grid-template-columns: 1fr; } }

    .footer-brand { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.14em; }
    .footer h3 { margin-bottom: 1rem; font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
    .footer p, .footer li { color: var(--text-2); font-size: var(--fs-sm); }
    .footer .about { margin-top: 1rem; max-width: 28rem; }
    .footer ul { list-style: none; padding: 0; display: grid; gap: 0.6rem; }
    .footer a { text-decoration: none; transition: color var(--dur); }
    .footer a:hover { color: var(--accent-hi); }
    .footer-contact { display: grid; gap: 0.75rem; }
    .footer-contact li { display: flex; gap: 0.75rem; align-items: flex-start; }
    .footer-contact i { flex: none; width: 1rem; margin-top: 0.3rem; color: var(--accent); text-align: center; }

    .social-links { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.4rem; }
    .social-link {
        display: grid;
        place-items: center;
        width: 2.75rem;
        height: 2.75rem;
        border: 1px solid var(--line-strong);
        border-radius: 50%;
        color: var(--text-2);
        transition: color var(--dur), border-color var(--dur), background-color var(--dur), transform var(--dur) var(--ease);
    }
    .social-link:hover { color: var(--on-accent); background: var(--accent); border-color: var(--accent); transform: translateY(-3px); }

    .footer-bottom {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem 2rem;
        padding-block: 1.5rem;
        border-top: 1px solid var(--line);
        font-size: var(--fs-xs);
        color: var(--text-3);
    }
    .footer-bottom p { color: inherit; font-size: inherit; }
    .footer-legal { flex-basis: 100%; max-width: 60rem; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
    .link-btn { padding: 0; color: inherit; font-size: inherit; }
    .link-btn:hover { color: var(--accent-hi); }
    .footer-credit { display: inline-flex; align-items: center; gap: 0.6rem; margin-inline: auto 0; opacity: 0.7; transition: opacity var(--dur); }
    .footer-credit:hover { opacity: 1; }
    .footer-credit img { height: 1.6rem; width: auto; }
    /* Stopka podstron prawnych (bez kolumn) */
    .footer > .container > .footer-bottom:only-child { border-top: 0; }

    /* ------------------------------------------------------------ Baner cookies */
    .cookie-consent {
        position: fixed;
        inset: auto 1rem 1rem auto;
        z-index: var(--z-banner);
        width: min(30rem, 100% - 2rem);
        padding: 1.35rem 1.4rem;
        border: 1px solid var(--line-strong);
        border-radius: var(--r-lg);
        background: rgb(23 23 26 / 0.96);
        backdrop-filter: blur(16px);
        box-shadow: var(--shadow-2);
        animation: dialog-in 0.4s var(--ease);
    }
    .cookie-consent h2 { display: flex; align-items: center; gap: 0.6rem; font-size: 1.05rem; }
    .cookie-consent h2 i { color: var(--accent); }
    .cookie-consent p { margin-top: 0.6rem; font-size: var(--fs-sm); color: var(--text-2); }
    .cookie-consent p a { color: var(--accent-hi); }
    .cookie-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.1rem; }
    .cookie-actions .btn { flex: 1 1 auto; min-height: 2.75rem; padding-inline: 1.1rem; }
    @media (max-width: 559.98px) {
        .cookie-consent { inset: auto 0.6rem 0.6rem; width: auto; }
    }

    /* ---------------------------------------------------------- Przycisk „do góry” */
    .back-to-top {
        position: fixed;
        right: 1.25rem;
        bottom: 1.25rem;
        z-index: var(--z-fab);
        display: grid;
        place-items: center;
        width: 3rem;
        height: 3rem;
        border: 1px solid var(--accent-line);
        border-radius: 50%;
        background: rgb(23 23 26 / 0.9);
        backdrop-filter: blur(10px);
        color: var(--accent-hi);
        box-shadow: var(--shadow-1);
        opacity: 0;
        visibility: hidden;
        transform: translateY(12px);
        transition: opacity var(--dur), transform var(--dur) var(--ease), visibility 0s var(--dur), background-color var(--dur), color var(--dur);
    }
    .back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
    .back-to-top:hover { background: var(--accent); color: var(--on-accent); }
    body:has(#cookie-consent:not([hidden])) .back-to-top { display: none; }
}