/* ============================================================
   Levure de Bière — feuille de style unique
   Palette inspirée du houblon et de la mousse : doré, crème, brun.
   ============================================================ */

:root {
    --c-primary:       #c88116;
    --c-primary-dark:  #6b3e05;
    --c-accent:        #f7c14b;
    --c-bg:            #fffdf6;
    --c-bg-alt:        #fff5dc;
    --c-surface:       #ffffff;
    --c-text:          #2a1e0b;
    --c-text-soft:     #5b4a33;
    --c-border:        #ecd9a7;
    --c-link:          #9a5a00;
    --c-link-hover:    #6b3e05;

    --radius:          12px;
    --radius-sm:       6px;
    --shadow-sm:       0 2px 8px rgba(107, 62, 5, .08);
    --shadow-md:       0 6px 20px rgba(107, 62, 5, .10);
    --shadow-lg:       0 12px 40px rgba(107, 62, 5, .14);

    --max-width:       1140px;
    --font-body:       -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading:    Georgia, "Times New Roman", Times, serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    color: var(--c-text);
    background: var(--c-bg);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

a {
    color: var(--c-link);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color .2s;
}
a:hover, a:focus { color: var(--c-link-hover); }

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--c-primary-dark);
    color: #fff;
    padding: 8px 16px;
    z-index: 1000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ============================================================
   HEADER
   ============================================================ */

.site-header {
    background: var(--c-surface);
    border-bottom: 3px solid var(--c-accent);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding-top: 14px;
    padding-bottom: 14px;
    flex-wrap: wrap;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--c-primary-dark);
}
.site-branding:hover { color: var(--c-primary-dark); }
.site-logo { flex-shrink: 0; }

.site-title {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.site-title strong {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--c-primary-dark);
}
.site-title em {
    font-style: normal;
    font-size: .78rem;
    color: var(--c-text-soft);
    letter-spacing: .02em;
    margin-top: 2px;
}

.primary-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.primary-nav a {
    display: inline-block;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: .92rem;
    text-decoration: none;
    color: var(--c-text);
    transition: background .2s, color .2s;
}
.primary-nav a:hover,
.primary-nav li.is-active a {
    background: var(--c-accent);
    color: var(--c-primary-dark);
}

.menu-toggle {
    display: none;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 8px;
}
.menu-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    background: var(--c-primary-dark);
    margin: 5px 0;
    border-radius: 2px;
}

@media (max-width: 880px) {
    .menu-toggle { display: block; }
    .primary-nav {
        order: 3;
        flex: 1 0 100%;
        display: none;
    }
    .primary-nav.is-open { display: block; }
    .primary-nav ul { flex-direction: column; gap: 0; }
    .primary-nav a { display: block; padding: 12px 14px; border-bottom: 1px solid var(--c-border); }
}

/* ============================================================
   MAIN / ARTICLE
   ============================================================ */

.site-main { padding: 40px 0 80px; }

.breadcrumb {
    max-width: var(--max-width);
    margin: 0 auto 20px;
    padding: 0 24px;
    font-size: .9rem;
    color: var(--c-text-soft);
}
.breadcrumb a { color: var(--c-text-soft); }
.breadcrumb-sep { margin: 0 6px; color: var(--c-border); }

.content-article {
    max-width: 820px;
    margin: 0 auto;
    padding: 0 24px;
}

.article-header {
    margin-bottom: 36px;
    text-align: center;
    border-bottom: 1px solid var(--c-border);
    padding-bottom: 28px;
}

.content-article h1 {
    font-family: var(--font-heading);
    font-size: clamp(1.9rem, 4vw, 2.6rem);
    line-height: 1.2;
    color: var(--c-primary-dark);
    margin: 0 0 14px;
}

.article-intro {
    font-size: 1.12rem;
    color: var(--c-text-soft);
    max-width: 680px;
    margin: 0 auto;
}

.article-body h2 {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    color: var(--c-primary-dark);
    margin: 40px 0 14px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--c-accent);
}

.article-body h3 {
    font-family: var(--font-heading);
    font-size: 1.22rem;
    color: var(--c-primary-dark);
    margin: 28px 0 10px;
}

.article-body p { margin: 0 0 16px; }

.article-body ul,
.article-body ol {
    margin: 0 0 20px;
    padding-left: 24px;
}
.article-body li { margin-bottom: 8px; }

.article-body strong { color: var(--c-primary-dark); }

.article-body blockquote {
    margin: 24px 0;
    padding: 16px 22px;
    background: var(--c-bg-alt);
    border-left: 4px solid var(--c-primary);
    border-radius: var(--radius-sm);
    font-style: italic;
}

.callout {
    margin: 28px 0;
    padding: 20px 24px;
    background: var(--c-bg-alt);
    border-left: 5px solid var(--c-primary);
    border-radius: var(--radius);
}
.callout h3 { margin-top: 0; color: var(--c-primary-dark); }
.callout.callout-warning { border-left-color: #c84216; background: #fdecea; }

.faq-item {
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 16px 22px;
    margin-bottom: 14px;
    background: var(--c-surface);
}
.faq-item h3 { margin: 0 0 8px; font-size: 1.05rem; }
.faq-item p:last-child { margin-bottom: 0; }

/* ============================================================
   HOME : hero + cocon
   ============================================================ */

.hero {
    background: linear-gradient(135deg, var(--c-bg-alt) 0%, #fff9e8 100%);
    padding: 60px 24px 70px;
    text-align: center;
    border-bottom: 3px solid var(--c-accent);
}
.hero-inner { max-width: 820px; margin: 0 auto; }
.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--c-primary-dark);
    margin: 0 0 18px;
    line-height: 1.15;
}
.hero p {
    font-size: 1.15rem;
    color: var(--c-text-soft);
    max-width: 680px;
    margin: 0 auto 24px;
}
.hero-cta {
    display: inline-flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}
.btn {
    display: inline-block;
    padding: 12px 22px;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    transition: transform .15s, box-shadow .2s;
}
.btn-primary {
    background: var(--c-primary-dark);
    color: #fff;
}
.btn-primary:hover { background: #4b2a02; color: #fff; box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-outline {
    background: transparent;
    color: var(--c-primary-dark);
    border: 2px solid var(--c-primary-dark);
}
.btn-outline:hover { background: var(--c-primary-dark); color: #fff; }

.section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 60px 24px;
}
.section-intro {
    max-width: 740px;
    margin: 0 auto 36px;
    text-align: center;
}
.section-intro h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 3vw, 2rem);
    color: var(--c-primary-dark);
    margin: 0 0 12px;
}
.section-intro p { color: var(--c-text-soft); margin: 0; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 22px;
}

.card {
    display: flex;
    flex-direction: column;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 22px 24px 20px;
    text-decoration: none;
    color: inherit;
    transition: transform .15s, box-shadow .2s, border-color .2s;
    height: 100%;
}
.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--c-accent);
    color: inherit;
}
.card .card-tag {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--c-primary);
    margin-bottom: 10px;
}
.card h3 {
    font-family: var(--font-heading);
    font-size: 1.22rem;
    margin: 0 0 10px;
    color: var(--c-primary-dark);
    line-height: 1.25;
}
.card p { margin: 0 0 16px; color: var(--c-text-soft); font-size: .95rem; flex-grow: 1; }
.card .card-more { font-weight: 600; color: var(--c-link); }

.theme-band {
    background: var(--c-bg-alt);
    padding: 50px 0;
    margin-top: 40px;
}
.theme-band .section { padding: 0 24px; }

/* ============================================================
   RELATED ARTICLES (semantic cocoon)
   ============================================================ */

.related-articles {
    margin-top: 60px;
    padding-top: 36px;
    border-top: 1px solid var(--c-border);
}
.related-articles h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--c-primary-dark);
    margin: 0 0 22px;
    text-align: center;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}
.related-card {
    display: flex;
    flex-direction: column;
    background: var(--c-bg-alt);
    border-radius: var(--radius);
    padding: 18px 20px;
    text-decoration: none;
    color: inherit;
    transition: background .2s, transform .15s;
}
.related-card:hover { background: var(--c-accent); transform: translateY(-2px); color: var(--c-primary-dark); }
.related-card h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin: 0 0 8px;
    color: var(--c-primary-dark);
    line-height: 1.25;
}
.related-card p { margin: 0 0 10px; font-size: .9rem; color: var(--c-text-soft); flex-grow: 1; }
.related-more { font-weight: 600; font-size: .88rem; color: var(--c-link); }

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
    background: var(--c-primary-dark);
    color: #f5e6c3;
    margin-top: 60px;
}
.site-footer a { color: #f7c14b; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }

.footer-inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    padding: 50px 24px 30px;
}
.footer-col h2 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin: 0 0 14px;
    color: #fff;
}
.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-col li { margin-bottom: 8px; font-size: .93rem; }

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.footer-brand strong { font-family: var(--font-heading); font-size: 1.25rem; color: #fff; }
.footer-about p { color: #e6d5ab; font-size: .92rem; margin: 0; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding: 18px 24px;
    font-size: .82rem;
    text-align: center;
    color: #d6c191;
}
.footer-bottom p { margin: 0; }
.footer-bottom a { color: #f7c14b; }

/* ============================================================
   DROPDOWN MENU (principal navigation)
   ============================================================ */

.primary-nav .has-dropdown { position: relative; }
.primary-nav .has-dropdown .caret {
    display: inline-block;
    margin-left: 3px;
    font-size: .7em;
    transition: transform .2s;
}
.primary-nav .dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    padding: 8px 0;
    list-style: none;
    margin: 6px 0 0;
    z-index: 50;
}
.primary-nav .has-dropdown:hover > .dropdown,
.primary-nav .has-dropdown:focus-within > .dropdown,
.primary-nav .has-dropdown.is-open > .dropdown {
    display: block;
}
.primary-nav .has-dropdown:hover > a .caret {
    transform: rotate(180deg);
}
.primary-nav .dropdown li { margin: 0; }
.primary-nav .dropdown a {
    display: block;
    padding: 9px 18px;
    font-size: .9rem;
    color: var(--c-text);
    border-radius: 0;
    white-space: normal;
    line-height: 1.3;
}
.primary-nav .dropdown a:hover { background: var(--c-bg-alt); color: var(--c-primary-dark); }
.primary-nav .dropdown .dropdown-hub {
    font-weight: 600;
    color: var(--c-primary-dark);
    border-bottom: 1px solid var(--c-border);
    padding-bottom: 10px;
    margin-bottom: 4px;
}

@media (max-width: 960px) {
    .primary-nav .dropdown {
        position: static;
        box-shadow: none;
        border: 0;
        border-top: 1px solid var(--c-border);
        border-radius: 0;
        margin: 0;
        padding: 0 0 0 16px;
        background: #fafafa;
        display: none;
    }
    .primary-nav .has-dropdown.is-open > .dropdown { display: block; }
    .primary-nav .has-dropdown > a { display: flex; justify-content: space-between; align-items: center; }
}

/* ============================================================
   ARTICLE : featured image, cluster tag, back-to-hub
   ============================================================ */

.article-cluster-tag {
    display: inline-block;
    margin-bottom: 14px;
}
.article-cluster-tag a {
    display: inline-block;
    padding: 4px 14px;
    background: var(--c-accent);
    color: var(--c-primary-dark);
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    text-decoration: none;
    border-radius: 20px;
    transition: background .2s;
}
.article-cluster-tag a:hover { background: var(--c-primary-dark); color: #fff; }

.article-featured {
    margin: 0 auto 36px;
    max-width: 820px;
}
.article-featured img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

.back-to-hub {
    margin-top: 50px;
    padding-top: 24px;
    border-top: 1px solid var(--c-border);
    text-align: center;
}
.back-to-hub a {
    display: inline-block;
    padding: 10px 22px;
    background: var(--c-bg-alt);
    border-radius: 24px;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s;
}
.back-to-hub a:hover { background: var(--c-accent); color: var(--c-primary-dark); }

/* ============================================================
   HUB PAGE : grille d'articles du cocon
   ============================================================ */

.is-hub-article .article-header { text-align: center; padding-bottom: 18px; }

.hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    margin: 30px 0;
}

.hub-card {
    display: flex;
    flex-direction: column;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-left: 4px solid var(--c-primary);
    border-radius: var(--radius);
    padding: 22px 24px 20px;
    text-decoration: none;
    color: inherit;
    transition: transform .15s, box-shadow .2s, border-color .2s;
    height: 100%;
}
.hub-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    color: inherit;
    border-left-color: var(--c-primary-dark);
}
.hub-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin: 0 0 10px;
    color: var(--c-primary-dark);
    line-height: 1.3;
}
.hub-card p {
    margin: 0 0 14px;
    color: var(--c-text-soft);
    font-size: .94rem;
    flex-grow: 1;
}
.hub-card-more {
    font-weight: 600;
    color: var(--c-link);
    font-size: .9rem;
}
.hub-card-legacy {
    border-left-color: var(--c-accent);
    background: var(--c-bg-alt);
}

/* FAQ item déjà stylé plus haut, on ajoute juste du responsive pour breadcrumb */
.breadcrumb a:hover { color: var(--c-primary-dark); text-decoration: underline; }