/*
 * Esprit Intranet – main stylesheet.
 *
 * Design tokens are defined here as CSS custom properties.
 * Per-school primary colour is overridden at runtime by espritInjectSchoolBranding()
 * which outputs a <style id="esprit-school-branding"> block in wp_head.
 */

/* ── Design tokens ─────────────────────────────────────────────────────────── */
:root {
    /* Overridden at runtime for logged-in users */
    --esprit-color-primary: #004b87;

    --esprit-font-family:  'Inter', system-ui, sans-serif;
    --esprit-radius:        8px;
    --esprit-tile-size:     160px;
    --esprit-spacing-sm:    0.75rem;
    --esprit-spacing-md:    1.5rem;
    --esprit-spacing-lg:    2.5rem;
    --esprit-color-text:    #1a1a1a;
    --esprit-color-bg:      #f5f6fa;
    --esprit-color-surface: #ffffff;
    --esprit-color-border:  #dde1e7;
}

/* ── Reset / base ───────────────────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--esprit-font-family);
    background: var(--esprit-color-bg);
    color: var(--esprit-color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--esprit-color-primary);
}

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

/* ── Site header ────────────────────────────────────────────────────────────── */
.site-header {
    background: var(--esprit-color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    gap: var(--esprit-spacing-md);
    padding: var(--esprit-spacing-sm) var(--esprit-spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header__logo a {
    display: flex;
    align-items: center;
}

.site-header__logo-img {
    height: 48px;
    width: auto;
}

.site-header__nav {
    display: flex;
    align-items: center;
    gap: var(--esprit-spacing-sm);
    flex: 1;
}

.site-header__menu {
    list-style: none;
    display: flex;
    gap: var(--esprit-spacing-sm);
}

.site-header__menu a,
.site-header__admin-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: calc(var(--esprit-radius) / 2);
    transition: background 0.15s ease;
}

.site-header__menu a:hover,
.site-header__menu a:focus-visible,
.site-header__admin-link:hover,
.site-header__admin-link:focus-visible {
    background: rgba(255, 255, 255, 0.15);
}

.site-header__actions {
    margin-left: auto;
}

/* ── Language switcher ──────────────────────────────────────────────────────── */
.lang-switcher {
    display: flex;
    gap: 0.25rem;
}

.lang-switcher__btn {
    background: transparent;
    border: 2px solid transparent;
    border-radius: calc(var(--esprit-radius) / 2);
    cursor: pointer;
    padding: 2px;
    opacity: 0.6;
    transition: opacity 0.15s ease, border-color 0.15s ease;
}

.lang-switcher__btn.is-active,
.lang-switcher__btn:hover,
.lang-switcher__btn:focus-visible {
    opacity: 1;
    border-color: rgba(255, 255, 255, 0.6);
}

/* ── Site main ──────────────────────────────────────────────────────────────── */
.site-main {
    flex: 1;
    padding: var(--esprit-spacing-lg);
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
}

/* ── Tile grid ──────────────────────────────────────────────────────────────── */
.tile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--esprit-tile-size), 1fr));
    gap: var(--esprit-spacing-md);
    margin-bottom: var(--esprit-spacing-lg);
}

.tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    background: var(--esprit-color-primary);
    color: #fff;
    border-radius: var(--esprit-radius);
    text-decoration: none;
    padding: 1rem;
    transition: filter 0.15s ease;
}

.tile:hover,
.tile:focus-visible {
    filter: brightness(1.1);
}

.tile__icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.tile__title {
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.3;
}

/* ── News area ──────────────────────────────────────────────────────────────── */
.news-area {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--esprit-spacing-lg);
}

.news-block {
    background: var(--esprit-color-surface);
    border: 1px solid var(--esprit-color-border);
    border-radius: var(--esprit-radius);
    padding: var(--esprit-spacing-md);
}

.news-block__heading {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--esprit-spacing-sm);
    color: var(--esprit-color-primary);
}

.news-block__list {
    list-style: none;
}

.news-block__item + .news-block__item {
    border-top: 1px solid var(--esprit-color-border);
    padding-top: 0.5rem;
    margin-top: 0.5rem;
}

.news-block__link {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--esprit-color-text);
}

.news-block__link:hover .news-block__title,
.news-block__link:focus-visible .news-block__title {
    text-decoration: underline;
}

.news-block__title {
    font-weight: 500;
}

.news-block__date {
    font-size: 0.8rem;
    color: #666;
    white-space: nowrap;
}

/* ── Post / page content ────────────────────────────────────────────────────── */
.entry {
    background: var(--esprit-color-surface);
    border-radius: var(--esprit-radius);
    padding: var(--esprit-spacing-md);
}

.entry-header {
    margin-bottom: var(--esprit-spacing-md);
}

.entry-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.entry-meta {
    color: #666;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.entry-content {
    line-height: 1.75;
}

.entry-content a {
    text-decoration: underline;
}

/* ── Post list (archive) ────────────────────────────────────────────────────── */
.post-list {
    list-style: none;
}

.post-list__item + .post-list__item {
    border-top: 1px solid var(--esprit-color-border);
    margin-top: 0.75rem;
    padding-top: 0.75rem;
}

.post-list__link {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--esprit-color-text);
}

.post-list__title {
    font-weight: 500;
}

.post-list__date {
    font-size: 0.8rem;
    color: #666;
    white-space: nowrap;
}

/* ── Site footer ────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--esprit-color-surface);
    border-top: 1px solid var(--esprit-color-border);
    padding: var(--esprit-spacing-md) var(--esprit-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--esprit-spacing-md);
    flex-wrap: wrap;
}

.site-footer__menu {
    list-style: none;
    display: flex;
    gap: var(--esprit-spacing-sm);
    flex-wrap: wrap;
}

.site-footer__menu a {
    color: var(--esprit-color-text);
    font-size: 0.875rem;
    text-decoration: none;
}

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

.site-footer__copy {
    margin-left: auto;
    font-size: 0.8rem;
    color: #666;
}

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .site-header {
        flex-wrap: wrap;
        padding: var(--esprit-spacing-sm);
    }

    .site-main {
        padding: var(--esprit-spacing-md) var(--esprit-spacing-sm);
    }

    .news-area {
        grid-template-columns: 1fr;
    }
}