/*
 * public/assets/css/layout.css | Ultima modifica: 07/05/2026 | v1.0
 *
 * PURPOSE:
 *   Structural layout for assocefa.it.
 *   Defines the page container, topbar, header, main navigation,
 *   two-column page grid (content + sidebar), and footer.
 *   All page types share this layout shell.
 *
 * DEPENDS ON: base.css (CSS variables)
 *
 * CHANGELOG:
 *   - 07/05/2026 v1.0: initial implementation
 */

/* =============================================================================
   BLOCK: Page container
   Centers content and applies consistent horizontal padding.
   --container-max (1140px) defined in base.css.
   ============================================================================= */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* =============================================================================
   BLOCK: Topbar
   Thin strip above the header. Shows date, breaking news ticker, social icons.
   Height fixed at --topbar-height (28px).
   ============================================================================= */
.topbar {
    background-color: var(--color-bg-card);
    border-bottom: 0.5px solid var(--color-border-light);
    height: var(--topbar-height);
    display: flex;
    align-items: center;
}

.topbar__inner {
    display: flex;
    /* Tutto il contenuto della topbar (data + accedi) allineato a destra,
       cosi' la parte sinistra resta libera per un logo piu' grande. */
    justify-content: flex-end;
    align-items: center;
    gap: var(--space-md);
    width: 100%;
}

.topbar__left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.topbar__left i {
    font-size: 13px;
}

.topbar__divider {
    color: var(--color-border-medium);
}

.topbar__ticker {
    color: var(--color-accent);
    font-weight: 500;
}

.topbar__right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.topbar__social i {
    font-size: 16px;
    color: var(--color-text-muted);
    transition: color .2s;
}

.topbar__social i:hover {
    color: var(--color-accent);
}

.topbar__login {
    background: var(--color-accent);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    font-weight: 500;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    margin-left: var(--space-xs);
    transition: background .2s;
}

.topbar__login:hover {
    background: var(--color-accent-dark);
    color: var(--color-white);
}

/* =============================================================================
   BLOCK: Header
   Logo + search bar row. Height fixed at --header-height (68px).
   ============================================================================= */
.site-header {
    background-color: var(--color-bg-card);
    border-bottom: 0.5px solid var(--color-border-light);
    height: var(--header-height);
    display: flex;
    align-items: stretch;
}

/* La catena container -> inner deve essere alta quanto l'header:
   senza, la riga flex si dimensiona sul logo (figlio piu' alto) e viene
   centrata sull'header, facendo sbordare il logo sotto la barra blu. */
.site-header > .container {
    height: 100%;
}

.site-header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
}

/* Logo CEFA — l'header monta il logo SVG remoto come immagine.
   Il logo e' ancorato al fondo dell'header e cresce verso l'alto, sconfinando
   nella striscia della topbar (libera a sinistra): occupa quasi tutta
   l'altezza topbar+header. Il fondo del logo resta STACCATO dalla barra di
   navigazione blu (margine positivo): il file ha il fondo bianco e la
   sovrapposizione sulla striscia risultava sporca. */
.site-logo {
    display: inline-flex;
    align-self: flex-end;      /* ancora il logo al fondo dell'header */
    align-items: flex-end;
    margin-bottom: 3px;        /* fondo logo a 3px dalla barra blu; il resto (90px) sale nella fascia bianca lasciando 3px in alto */
    line-height: 1;
}

.site-logo__img {
    height: 90px;              /* topbar (28) + header (68) = 96px: logo 90px centrato */
    width: auto;
    display: block;
    /* Il file SVG ha un riquadro di fondo bianco: multiply lo rende
       invisibile sui fondi chiari di topbar e header */
    mix-blend-mode: multiply;
}

/* Search bar */
.header__search {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-bg-input);
    border: 0.5px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 6px 10px;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    width: 220px;
    transition: border-color .2s;
}

.header__search:focus-within {
    border-color: var(--color-accent);
}

.header__search input {
    border: none;
    background: none;
    outline: none;
    width: 100%;
    color: var(--color-text-primary);
}

.header__search input::placeholder {
    color: var(--color-text-muted);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 0;
}

.header__newsletter {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-accent);
    border: 0.5px solid var(--color-accent-border);
    border-radius: var(--radius-md);
    padding: 5px 10px;
    margin-left: var(--space-sm);
    transition: background .2s;
}

.header__newsletter:hover {
    background: var(--color-accent-light);
    color: var(--color-accent-dark);
}

/* =============================================================================
   BLOCK: Main navigation
   Full-width blue bar with category links.
   Active category has white bottom border indicator.
   ============================================================================= */
.site-nav {
    background: var(--color-accent);
    height: var(--nav-height);
    display: flex;
    align-items: stretch;
}

/* Il .container dentro la nav e' un blocco: senza questo il menu si
   appoggerebbe in alto nella barra. Lo rendiamo flex per centrare
   verticalmente il menu nella striscia blu. */
.site-nav > .container {
    display: flex;
    align-items: center;
}

.site-nav__inner {
    display: flex;
    align-items: stretch;
    justify-content: center;   /* menu centrato nella striscia blu */
    width: 100%;
}

.site-nav__item {
    display: flex;
    align-items: center;
    padding: 0 20px;
    font-size: var(--font-size-sm);
    font-weight: 700;          /* menu in grassetto */
    color: rgba(255, 255, 255, 0.9);
    border-bottom: 2px solid transparent;
    transition: color .2s, border-color .2s;
    white-space: nowrap;
}

.site-nav__item:hover {
    color: var(--color-white);
}

/* Active nav item — current category. Indicatore in oro CEFA per un
   accento di brand ben visibile sulla barra blu. */
.site-nav__item--active {
    color: var(--color-white);
    font-weight: 700;
    border-bottom-color: var(--color-gold);
}

/* Push last item (e.g. ATA) to the right */
.site-nav__item--right {
    margin-left: auto;
}

/* =============================================================================
   BLOCK: Breadcrumb
   Navigation trail below the nav bar. Used on article and category pages.
   ============================================================================= */
.breadcrumb {
    padding: 10px 0 4px;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.breadcrumb__link {
    color: var(--color-accent);
}

.breadcrumb__link:hover {
    text-decoration: underline;
}

.breadcrumb__sep {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* =============================================================================
   BLOCK: Page grid
   Two-column layout: main content + sidebar.
   Sidebar width fixed at --sidebar-width (220px).
   ============================================================================= */
.page-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
    gap: var(--content-gap);
    align-items: start;
    padding: var(--space-md) 0 var(--space-2xl);
}

/* Left column — main content */
.page-grid__main {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    min-width: 0; /* prevent grid blowout */
    /* Si estende all'altezza della riga (= sidebar, di solito piu' alta) cosi'
       la paginazione puo' ancorarsi in fondo invece di lasciare un vuoto a L. */
    align-self: stretch;
}

/* Right column — sidebar */
.page-grid__sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    min-width: 0;
}

/* =============================================================================
   BLOCK: Footer
   Full-width blue footer with 4-column grid.
   ============================================================================= */
.site-footer {
    background: var(--color-accent);
    padding: var(--space-lg);
    margin-top: var(--space-lg);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.2);
}

.site-footer__logo {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.site-footer__logo-accent {
    color: var(--color-gold);
}

.site-footer__tagline {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.site-footer__heading {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-sm);
}

.site-footer__links {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.site-footer__links a {
    color: inherit;
    display: block;
}

.site-footer__links a:hover {
    color: var(--color-white);
}

/* Newsletter form in footer */
.footer-newsletter {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.footer-newsletter__input {
    flex: 1;
    font-size: var(--font-size-sm);
    padding: 6px 8px;
    border-radius: var(--radius-sm);
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    outline: none;
}

.footer-newsletter__input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.footer-newsletter__btn {
    background: var(--color-white);
    color: var(--color-accent);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    white-space: nowrap;
    transition: background .2s;
}

.footer-newsletter__btn:hover {
    background: var(--color-accent-light);
}

/* Social icons in footer */
.footer-social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.footer-social i {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    transition: color .2s;
}

.footer-social i:hover {
    color: var(--color-white);
}

/* Copyright bar */
.site-footer__copyright {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
}

/* =============================================================================
   BLOCK: Pagination
   Used on category and tag archive pages.
   ============================================================================= */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) 0;
}

/* Nella colonna principale (archivi categoria/tag/ricerca) la paginazione si
   ancora in fondo: assorbe lo spazio verticale in eccesso quando la griglia
   articoli e' piu' bassa della sidebar, evitando il vuoto sotto le schede. */
.page-grid__main > .pagination {
    margin-top: auto;
}

.pagination__item {
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    border: 0.5px solid var(--color-border-medium);
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    transition: background .15s, color .15s;
    cursor: pointer;
}

.pagination__item:hover {
    background: var(--color-accent-light);
    color: var(--color-accent-dark);
    border-color: var(--color-accent-border);
}

/* Current page */
.pagination__item--active {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.pagination__item--active:hover {
    background: var(--color-accent-dark);
    color: var(--color-white);
}

/* =============================================================================
   BLOCK: Mobile layout
   Breakpoints for portrait phones and narrow tablets.
   ============================================================================= */
.rotate-hint {
    display: none;
}

@media (max-width: 900px) {
    .container {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
    }

    .page-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-grid__sidebar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 700px) {
    :root {
        --header-height: auto;
        --nav-height: auto;
    }

    .topbar {
        height: auto;
        min-height: var(--topbar-height);
        padding: 3px 0;
    }

    .topbar__inner {
        gap: var(--space-sm);
    }

    .topbar__ticker,
    .topbar__divider,
    .topbar__social {
        display: none;
    }

    .site-header {
        height: auto;
        padding: 10px 0;
    }

    .site-header__inner {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    /* Su mobile l'header va a capo: niente sconfinamento nella topbar,
       logo a dimensione normale e allineato in modo standard. */
    .site-logo {
        align-self: auto;
        align-items: center;
        margin-bottom: 0;
    }

    .site-logo__img {
        height: 46px;
    }

    .site-header__actions {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
    }

    .header__search {
        flex: 1;
        width: auto;
        min-width: 0;
        max-width: 100%;
    }

    .header__newsletter {
        margin-left: 0;
        flex-shrink: 0;
        justify-content: center;
        width: 100%;
        max-width: 100%;
    }

    .site-nav {
        height: auto;
    }

    .site-nav .container {
        padding-left: var(--space-md);
        padding-right: 0;
    }

    .site-nav__inner {
        /* Su mobile il menu scorre in orizzontale partendo da sinistra:
           con justify-content:center l'inizio verrebbe tagliato e non
           raggiungibile con lo scroll. */
        justify-content: flex-start;
        overflow-x: auto;
        overscroll-behavior-x: contain;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .site-nav__inner::-webkit-scrollbar {
        display: none;
    }

    .site-nav__item {
        min-height: 40px;
        padding: 0 12px;
    }

    .breadcrumb {
        align-items: flex-start;
        overflow: hidden;
    }

    .breadcrumb .truncate {
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .page-grid__sidebar {
        grid-template-columns: minmax(0, 1fr);
    }

    .site-footer {
        padding: var(--space-md) 0;
    }

    .site-footer__grid {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-lg);
    }

    .footer-newsletter {
        flex-direction: column;
    }
}

@media (max-width: 520px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }

    .site-header__inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        justify-items: stretch;
    }

    .site-logo {
        max-width: 100%;
    }

    .topbar__left {
        min-width: 0;
    }

    .topbar__right {
        gap: var(--space-xs);
    }

    .topbar__login {
        margin-left: 0;
        padding: 3px 8px;
    }

    .article-card--horizontal {
        flex-direction: column;
    }

    .article-card--horizontal .article-card__image,
    .article-card--horizontal .article-card__image-ph {
        width: 100% !important;
        min-width: 0 !important;
        height: 140px !important;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }

    .pagination {
        flex-wrap: wrap;
    }

    .breadcrumb .truncate,
    .breadcrumb .breadcrumb__sep:last-of-type {
        display: none;
    }
}

@media (max-width: 760px) and (orientation: portrait) {
    /* Banner non bloccante ancorato in fondo: il contenuto resta scrollabile
       (niente overflow:hidden sul body). Chiudibile tramite il checkbox-hack. */
    .rotate-hint {
        display: flex;
        align-items: center;
        gap: var(--space-sm);
        position: fixed;
        left: var(--space-sm);
        right: var(--space-sm);
        bottom: var(--space-sm);
        z-index: 9999;
        padding: var(--space-sm) var(--space-md);
        background: var(--color-bg-card);
        border: 1px solid var(--color-border-light);
        border-radius: var(--radius-lg);
        box-shadow: 0 8px 28px rgba(12, 68, 124, 0.18);
    }

    .rotate-hint__toggle:checked ~ .rotate-hint {
        display: none;
    }

    .rotate-hint__icon {
        width: 32px;
        height: auto;
        flex-shrink: 0;
    }

    .rotate-hint__text {
        flex: 1;
        margin: 0;
        font-size: var(--font-size-sm);
        line-height: 1.4;
        color: var(--color-text-secondary);
    }

    .rotate-hint__text strong {
        color: var(--color-accent-dark);
    }

    .rotate-hint__close {
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        font-size: 22px;
        line-height: 1;
        color: var(--color-text-muted);
        cursor: pointer;
        border-radius: var(--radius-sm);
    }
}