/*
 * layout.css — hlavička, hlavní menu (roletky), patička
 * Mobile-first: menu je výchozí jako fullscreen overlay (burger),
 * od --bp-desktop se mění na vodorovnou lištu s dropdown roletkami.
 */

:root {
    --header-h: 64px;
}

/* ---------------------------------------------------------------------------
 * Oznamovací pruh
 * ------------------------------------------------------------------------- */

.announce-bar {
    background: var(--color-ink-soft);
    color: #fff;
}

.announce-bar p {
    margin: 0;
    padding: 0.5rem var(--container-pad);
    font-size: var(--text-sm);
    text-align: center;
}

.announce-bar a {
    color: #fff;
    text-decoration: underline;
}

/* ---------------------------------------------------------------------------
 * Hlavička
 * ------------------------------------------------------------------------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.site-header__row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-height: var(--header-h);
    padding-block: 0.75rem;
}

.site-header__logo {
    flex: 0 0 auto;
    line-height: 0;
}

.site-header__logo img {
    height: 28px;
    width: auto;
}

/* Jazykový přepínač (viz base.css .is-hidden — zatím vypnuto do spuštění EN) */
.lang-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    flex: 0 0 auto;
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    user-select: none;
}

.lang-switch__input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
}

.lang-switch__slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--color-surface-alt);
    border-radius: var(--radius-pill);
    transition: background-color 0.15s ease;
}

.lang-switch__slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-ink);
    transition: transform 0.15s ease;
}

.lang-switch__input:checked + .lang-switch__slider::before {
    transform: translateX(20px);
}

/* Vyhledávání — na mobilu ikona s rozbalovacím polem, na desktopu rovnou pilulka */
.header-search {
    flex: 1 1 auto;
    min-width: 0;
}

.header-search__form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-search__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.header-search__toggle:hover {
    background: var(--color-surface-alt);
}

.header-search__input {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 0;
    padding: 0;
    border: 0;
    background: var(--color-surface-alt);
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: max-width 0.2s ease, opacity 0.2s ease, padding 0.2s ease;
}

.header-search__submit {
    display: none;
}

/* Stav "rozbalené" hledání na mobilu (přepíná menu.js) */
.header-search.is-open .header-search__input {
    max-width: 100%;
    opacity: 1;
    padding: 0.6rem 1rem;
}

.site-header__info {
    display: none;
    align-items: center;
    gap: var(--space-2);
    flex: 0 0 auto;
    white-space: nowrap;
    font-size: var(--text-sm);
}

.nav-burger {
    flex: 0 0 auto;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
}

.nav-burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-ink);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-burger[aria-expanded='true'] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-burger[aria-expanded='true'] span:nth-child(2) {
    opacity: 0;
}

.nav-burger[aria-expanded='true'] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ---------------------------------------------------------------------------
 * Hlavní menu — mobil: fullscreen roletkový panel
 * ------------------------------------------------------------------------- */

.main-nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(100%, 360px);
    background: var(--color-surface);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    z-index: 101;
    padding: var(--space-2);
}

.main-nav.is-open {
    transform: translateX(0);
}

.main-nav__panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.main-nav__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-surface-alt);
}

.main-nav__backdrop {
    position: fixed;
    inset: 0;
    background: rgba(20, 15, 44, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 100;
}

.main-nav__backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.main-nav__item {
    position: relative;
    border-bottom: 1px solid var(--color-border);
}

.main-nav__link {
    display: block;
    padding: 0.9rem 2.5rem 0.9rem 0;
    font-size: var(--text-lg);
    font-weight: 500;
    text-decoration: none;
}

.main-nav__item.has-dropdown .main-nav__link {
    padding-right: 2.5rem;
}

.main-nav__caret {
    position: absolute;
    top: 0;
    right: 0;
    width: 44px;
    height: 44px;
}

.main-nav__caret::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    margin: 17px auto;
    border-right: 2px solid var(--color-ink);
    border-bottom: 2px solid var(--color-ink);
    transform: rotate(45deg);
    transition: transform 0.2s ease;
}

.main-nav__caret[aria-expanded='true']::before {
    transform: rotate(-135deg);
}

/* Roletka — max-height animují inline stylem v menu.js */
.main-nav__dropdown {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.main-nav__dropdown li a {
    display: block;
    padding: 0.6rem 0 0.6rem 1rem;
    font-size: var(--text-base);
    color: var(--color-ink);
    text-decoration: none;
}

.main-nav__item.is-open > .main-nav__link,
.main-nav__item.is-open > .main-nav__caret::before {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ---------------------------------------------------------------------------
 * Patička
 * ------------------------------------------------------------------------- */

.site-footer {
    background: var(--color-ink-dark);
    color: #fff;
    margin-top: var(--space-8);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    padding-block: var(--space-6);
}

.site-footer__title {
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-2);
}

.site-footer a {
    color: #fff;
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

.opening-hours {
    display: grid;
    gap: 0.6rem;
    margin: 0;
    font-size: var(--text-sm);
}

.opening-hours > div {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
}

.opening-hours dt {
    font-weight: 500;
}

.opening-hours dd {
    margin: 0;
    text-align: right;
    opacity: 0.85;
}

.site-footer__links {
    display: grid;
    gap: 0.5rem;
    font-size: var(--text-sm);
}

.site-footer__social {
    display: grid;
    gap: 0.6rem;
    font-size: var(--text-sm);
}

.site-footer__social a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.site-footer__social img {
    filter: brightness(0) invert(1);
}

.site-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.site-footer__bottom-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-1);
    padding-block: var(--space-2);
    font-size: var(--text-sm);
    opacity: 0.85;
}

.site-footer__credit {
    margin: 0;
    opacity: 0.6;
}

/* ---------------------------------------------------------------------------
 * Breakpoint: tablet — vrátí hodiny/CTA do hlavičky
 * ------------------------------------------------------------------------- */

@media (min-width: 48em) {
    .site-header__info {
        display: flex;
    }

    .site-footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---------------------------------------------------------------------------
 * Breakpoint: desktop — menu se mění z overlay panelu na vodorovnou lištu
 * ------------------------------------------------------------------------- */

@media (min-width: 64em) {
    .nav-burger,
    .main-nav__panel-head,
    .main-nav__backdrop {
        display: none;
    }

    .header-search__toggle {
        display: none;
    }

    .header-search__input {
        max-width: 100%;
        opacity: 1;
        padding: 0.75rem 1.25rem;
        border-radius: var(--radius-lg);
    }

    .main-nav {
        position: static;
        inset: auto;
        width: auto;
        max-width: var(--container-max);
        margin-inline: auto;
        padding: 0 var(--container-pad);
        overflow: visible;
        transform: none;
        transition: none;
        z-index: auto;
    }

    .main-nav__list {
        display: flex;
        align-items: center;
        gap: var(--space-4);
    }

    .main-nav__item {
        border-bottom: 0;
    }

    .main-nav__link {
        padding: 1rem 0;
        font-size: var(--text-base);
    }

    .main-nav__item.has-dropdown .main-nav__link {
        padding-right: 1.25rem;
    }

    .main-nav__caret {
        top: 6px;
        right: -4px;
        width: 24px;
        height: 24px;
    }

    .main-nav__caret::before {
        margin: 7px auto;
    }

    /* Na desktopu se roletka rozbaluje i najetím myší, ne jen kliknutím */
    .main-nav__item.has-dropdown:hover .main-nav__dropdown {
        max-height: 20rem;
    }

    .main-nav__dropdown {
        position: absolute;
        background: var(--color-surface);
        box-shadow: 0 12px 24px var(--color-shadow);
        border-radius: var(--radius-sm);
        min-width: 220px;
        padding-inline: 0.5rem;
    }

    .site-footer__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 90em) {
    :root {
        --container-pad: 2rem;
    }
}