.skip-link {
    position: fixed;
    z-index: 10000;
    top: .75rem;
    left: .75rem;
    padding: .75rem 1rem;
    color: #111;
    background: #fff;
    border: 2px solid #111;
    transform: translateY(-180%);
}

.skip-link:focus {
    transform: translateY(0);
}

.astronomy-intro,
.home-seo-intro,
.editorial-page,
.home-guides {
    width: min(1120px, calc(100% - 2rem));
    margin-inline: auto;
}

.astronomy-intro {
    padding: clamp(2.5rem, 7vw, 5.5rem) 0 1.5rem;
}

.astronomy-intro h1,
.editorial-page h1 {
    margin: 0 0 1rem;
    font-size: clamp(2.2rem, 6vw, 4.8rem);
    line-height: 1.02;
}

.astronomy-intro p,
.home-seo-intro p,
.editorial-lead,
.editorial-copy {
    max-width: 760px;
    color: var(--muted, #a8a8a8);
    line-height: 1.75;
}

.home-seo-intro {
    margin-top: clamp(2rem, 6vw, 5rem);
    margin-bottom: clamp(3rem, 8vw, 7rem);
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid rgba(255, 255, 255, .16);
}

.home-seo-intro h2 {
    margin-top: 0;
}

.home-seo-intro a,
.editorial-links a,
.seo-nav a {
    color: inherit;
    text-underline-offset: .28em;
}

.editorial-page {
    padding-block: clamp(3rem, 8vw, 7rem);
}

.editorial-kicker {
    letter-spacing: .18em;
    font-size: .74rem;
    text-transform: uppercase;
}

.editorial-copy {
    margin-top: 2.5rem;
    font-size: 1.06rem;
}

.editorial-links {
    display: grid;
    gap: .75rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, .16);
}

/* Les pages éditoriales reprennent exactement la signature de l'accueil,
   avec une navigation qui reste sur une seule ligne sur grand écran. */
.editorial-topbar {
    display: flex !important;
    min-height: 68px !important;
    gap: clamp(1rem, 3vw, 2.5rem) !important;
    padding: 8px clamp(1.25rem, 4vw, 4rem) !important;
}

.editorial-topbar .editorial-main-nav {
    display: flex;
    align-items: center;
    gap: clamp(.75rem, 2vw, 1.8rem);
    margin-left: auto;
}

.editorial-topbar .editorial-main-nav a {
    color: rgba(255, 255, 255, .78);
    font-size: .84rem;
    text-decoration: none;
    text-underline-offset: .42em;
    white-space: nowrap;
}

.editorial-topbar .editorial-main-nav a:hover,
.editorial-topbar .editorial-main-nav a:focus-visible {
    color: #fff;
    text-decoration: underline;
}

.editorial-topbar .top-actions {
    display: flex;
    align-items: center;
    margin-left: clamp(.25rem, 1vw, 1rem);
}

.home-guides {
    margin-bottom: clamp(3rem, 8vw, 7rem);
}

.home-guides > p:not(.editorial-kicker) {
    max-width: 700px;
    color: var(--muted, #a8a8a8);
    line-height: 1.7;
}

.home-guide-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.home-guide-grid a {
    display: flex;
    gap: .6rem;
    min-height: 10rem;
    padding: 1.35rem;
    color: inherit;
    flex-direction: column;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, .16);
    transition: border-color .18s ease, transform .18s ease;
}

.home-guide-grid strong {
    font-size: 1.08rem;
}

.home-guide-grid span {
    margin-top: auto;
}

.home-guide-grid a:hover,
.home-guide-grid a:focus-visible {
    border-color: rgba(255, 255, 255, .5);
    transform: translateY(-2px);
}

.home-guide-grid span {
    color: var(--muted, #a8a8a8);
    line-height: 1.55;
}

.seo-nav {
    display: flex;
    gap: 1.2rem;
    margin-left: auto;
}

@media (max-width: 720px) {
    .seo-nav {
        display: none;
    }

    .astronomy-intro,
    .home-seo-intro,
    .editorial-page,
    .home-guides {
        width: min(100% - 1.25rem, 1120px);
    }

    .home-guide-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .editorial-topbar .editorial-main-nav {
        display: none;
    }

    .editorial-topbar .top-actions {
        margin-left: auto;
    }
}