/* ==========================================================================
   ArtPrintsNPosters.com -- Main Stylesheet
   Warm editorial aesthetic. System font stack. Mobile-first.
   ========================================================================== */

/* ── Reset & base ─────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    padding-top: calc(var(--header-height) + 36px); /* header + announce bar */
}

img, svg { display: block; max-width: 100%; }

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color 0.15s;
}
a:hover { color: var(--color-accent); }

ul, ol { list-style: none; }

/* ── Announce bar ─────────────────────────────────────────────────────────── */

.announce-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    background: var(--color-text);
    color: #fff;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 0 1rem;
}
.announce-bar__cta { color: var(--color-accent); font-weight: 600; }
@media (max-width: 640px) {
    .announce-bar span:not(.announce-bar__cta) { display: none; }
}

/* ── Header / Nav ─────────────────────────────────────────────────────────── */

.site-header {
    position: fixed;
    top: 36px;
    left: 0;
    right: 0;
    z-index: 9000;
    height: var(--header-height);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.site-logo a {
    display: flex;
    align-items: baseline;
    gap: 0;
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.1rem;
    letter-spacing: -0.03em;
    color: var(--color-text);
}
.site-logo a:hover { color: var(--color-text); }
.site-logo__name { font-weight: 400; }
.site-logo__accent { color: var(--color-accent); }

.site-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
}
.site-nav__list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.site-nav__link {
    display: block;
    padding: 0.4rem 0.7rem;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--color-text);
    text-transform: uppercase;
    transition: color 0.15s;
}
.site-nav__link:hover,
.site-nav__link.is-active { color: var(--color-accent); }

.site-nav__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 1.5rem;
    padding-left: 1.5rem;
    border-left: 1px solid var(--color-border);
}
.nav-action-link {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.nav-action-link:hover { color: var(--color-accent); }
.nav-action-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.9rem;
    background: var(--color-text);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}
.nav-action-btn:hover { background: var(--color-accent); color: #fff; }

/* Hamburger */
.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: auto;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}
.nav-hamburger__label {
    display: block;
    font-style: normal;
    font-size: 0.5rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-top: 1px;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-text);
    transition: all 0.2s;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-hamburger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 8000;
    background: rgba(0,0,0,0.4);
}
.nav-overlay.is-open { display: block; }

@media (max-width: 900px) {
    .nav-hamburger { display: flex; }
    .site-nav {
        position: fixed;
        top: calc(36px + var(--header-height));
        right: 0;
        bottom: 0;
        width: 280px;
        background: var(--color-surface);
        border-left: 1px solid var(--color-border);
        transform: translateX(100%);
        transition: transform 0.25s ease;
        z-index: 8500;
        display: flex;
        flex-direction: column;
        padding: 1.5rem;
        overflow-y: auto;
        margin: 0;
    }
    .site-nav.is-open { transform: translateX(0); }
    .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }
    .site-nav__link {
        font-size: 0.95rem;
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--color-border-light);
        width: 100%;
    }
    .site-nav__actions {
        margin: 1.5rem 0 0 0;
        padding: 1.5rem 0 0 0;
        border-left: none;
        border-top: 1px solid var(--color-border);
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ── Breadcrumbs ──────────────────────────────────────────────────────────── */

.breadcrumbs {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border-light);
}
.breadcrumbs__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0.6rem 1.5rem;
}
.breadcrumbs__list { display: flex; align-items: center; flex-wrap: wrap; gap: 0.25rem; }
.breadcrumbs__item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}
.breadcrumbs__item a { color: var(--color-text-muted); }
.breadcrumbs__item a:hover { color: var(--color-accent); }
.breadcrumbs__item span[aria-current] { color: var(--color-text); }
.breadcrumbs__sep { color: var(--color-border); }

/* ── Page wrappers ────────────────────────────────────────────────────────── */

.page-wrapper {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem 5rem;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}
.content-layout--wide { max-width: 900px; }

.content-main { min-width: 0; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.6rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
    cursor: pointer;
    text-decoration: none;
    border: 1.5px solid transparent;
}
.btn--primary {
    background: var(--color-text);
    color: #fff;
    border-color: var(--color-text);
}
.btn--primary:hover { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.btn--outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn--outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn--ghost {
    background: transparent;
    color: var(--color-text-muted);
    border-color: var(--color-border);
}
.btn--ghost:hover { color: var(--color-text); border-color: var(--color-text); }

/* ── Tags ─────────────────────────────────────────────────────────────────── */

.tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.4;
}
.tag--color { border-color: var(--color-accent); color: var(--color-accent-dark); }
.tag--mono { font-family: var(--font-mono); font-size: 0.72rem; }

/* ── Section headers ──────────────────────────────────────────────────────── */

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
}
.section-header__eyebrow {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.3rem;
}
.section-header__title {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: clamp(1.5rem, 2vw, 2rem);
    letter-spacing: -0.02em;
    line-height: 1.2;
}
.section-header__link {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    white-space: nowrap;
}
.section-header__link:hover { color: var(--color-accent); }

/* ── Content headers ──────────────────────────────────────────────────────── */

.content-header { margin-bottom: 2.5rem; }
.content-header--tight { margin-bottom: 1.5rem; }
.content-header__eyebrow {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.4rem;
}
.content-header__eyebrow a { color: inherit; }
.content-header__eyebrow a:hover { color: var(--color-accent-dark); }
.content-header__title {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.03em;
    line-height: 1.15;
}
.content-header__lead { margin-top: 1rem; }
.content-header__meta {
    margin-top: 0.75rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
}
.content-header__aka {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-style: italic;
}
.content-lead {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 65ch;
}

/* ── Prose ────────────────────────────────────────────────────────────────── */

.prose { max-width: 68ch; }
.prose h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    margin: 2.5rem 0 1rem;
    color: var(--color-text);
}
.prose h3 {
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: 1.15rem;
    margin: 2rem 0 0.75rem;
}
.prose p { margin-bottom: 1.2rem; line-height: 1.75; }
.prose ul, .prose ol { padding-left: 1.5rem; margin-bottom: 1.2rem; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li { margin-bottom: 0.4rem; }
.prose strong { font-weight: 600; }
.prose em { font-style: italic; }

/* ── Detail grid ──────────────────────────────────────────────────────────── */

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin: 2rem 0;
}
.detail-item { display: flex; flex-direction: column; gap: 0.5rem; }
.detail-item__label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    font-weight: 600;
}
.detail-item__value { font-size: 0.9rem; }
.detail-item__value--badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: capitalize;
}
.detail-list { list-style: none; }
.detail-list li { padding: 0.15rem 0; font-size: 0.9rem; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */

.hero {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border-light);
}
.hero__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.hero__eyebrow {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.hero__heading {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1rem;
}
.hero__lead {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    max-width: 42ch;
    margin-bottom: 2rem;
}
.hero__actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.hero__trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.hero__gallery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 200px 140px;
    gap: 0.75rem;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.hero__gallery-item { border-radius: var(--radius-sm); }
.hero__gallery-item--tall { grid-row: span 2; }

@media (max-width: 768px) {
    .hero__inner { grid-template-columns: 1fr; gap: 2rem; }
    .hero__visual { display: none; }
}

/* ── Category bar ─────────────────────────────────────────────────────────── */

.category-bar {
    border-bottom: 1px solid var(--color-border-light);
    background: var(--color-surface);
    overflow-x: auto;
    scrollbar-width: none;
}
.category-bar::-webkit-scrollbar { display: none; }
.category-bar__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    gap: 0;
}
.category-bar__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    padding: 1rem 1.25rem;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
    transition: color 0.15s;
    border-bottom: 2px solid transparent;
}
.category-bar__item:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.category-bar__icon { color: inherit; }

/* ── Home sections ────────────────────────────────────────────────────────── */

.home-section { padding: 4rem 0; }
.home-section--alt { background: var(--color-bg-alt); }
.home-section__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ── Collection grid ──────────────────────────────────────────────────────── */

.collection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.25rem;
}
.collection-full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}
.collection-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s;
}
.collection-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.collection-card__image {
    aspect-ratio: 4 / 3;
    background: var(--color-bg-alt);
}
.collection-card__image--tall { aspect-ratio: 3 / 4; }
.collection-card__body { padding: 1rem 1.1rem 1.1rem; }
.collection-card__title {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1rem;
    letter-spacing: -0.01em;
    margin-bottom: 0.3rem;
}
.collection-card__desc { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.5; }

/* ── Artist grid ──────────────────────────────────────────────────────────── */

.artist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}
.artist-full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}
.artist-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: box-shadow 0.2s, border-color 0.2s;
}
.artist-card:hover { box-shadow: var(--shadow-sm); border-color: var(--color-border); }
.artist-card--full { flex-direction: row; }
.artist-card__avatar {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.2rem;
}
.artist-card__body { flex: 1; min-width: 0; }
.artist-card__name { font-weight: 600; font-size: 0.95rem; margin-bottom: 0.2rem; }
.artist-card__meta {
    display: flex;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
}
.artist-card__movement { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 0.3rem; }
.artist-card__excerpt { font-size: 0.82rem; color: var(--color-text-muted); margin-top: 0.5rem; line-height: 1.5; }

.artist-mini-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.75rem; }
.artist-mini-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    transition: border-color 0.15s;
}
.artist-mini-card:hover { border-color: var(--color-accent); }
.artist-mini-card__avatar {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-text-muted);
}
.artist-mini-card__name { font-weight: 600; font-size: 0.85rem; }
.artist-mini-card__movement { font-size: 0.75rem; color: var(--color-text-muted); }

/* ── Artist detail header ─────────────────────────────────────────────────── */

.artist-header {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    margin-bottom: 2rem;
}
.artist-header__avatar {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    background: var(--color-accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: 2rem;
}
.artist-header__info {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0.4rem 0 0.75rem;
}
.artist-section { margin: 2.5rem 0; }
.artist-section h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.3rem;
    letter-spacing: -0.01em;
    margin-bottom: 1rem;
}
.works-list { display: flex; flex-direction: column; gap: 0.4rem; }
.works-list li {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--color-border-light);
    font-size: 0.9rem;
}

/* ── Artwork grid ─────────────────────────────────────────────────────────── */

.artwork-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.25rem;
}
.artwork-grid--small { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
.artwork-full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
}
.artwork-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow 0.2s, transform 0.2s;
}
.artwork-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.artwork-card__image {
    aspect-ratio: 3 / 4;
    background: var(--color-bg-alt);
}
.artwork-card__body { padding: 0.85rem 0.9rem 0.9rem; }
.artwork-card__title { font-weight: 600; font-size: 0.88rem; line-height: 1.4; margin-bottom: 0.2rem; }
.artwork-card__artist { font-size: 0.78rem; color: var(--color-text-muted); }
.artwork-card__year { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 0.2rem; }
.artwork-card__meta {
    display: flex;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* ── Artwork detail ───────────────────────────────────────────────────────── */

.artwork-hero {
    margin-bottom: 2rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-alt);
    max-width: 480px;
}
.artwork-hero__image { aspect-ratio: 3 / 4; min-height: 300px; }
.artwork-meta { margin: 0.75rem 0 1.5rem; }
.artwork-meta__artist { font-size: 1rem; margin-bottom: 0.4rem; }
.artwork-meta__artist a { color: var(--color-accent); }
.artwork-meta__details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.artwork-meta__museum {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin-top: 0.4rem;
}
.artwork-data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin: 1.5rem 0 2rem;
}

/* ── Guide cards ──────────────────────────────────────────────────────────── */

.guide-list { display: flex; flex-direction: column; gap: 0.75rem; }
.guide-full-list { display: flex; flex-direction: column; gap: 1rem; }
.guide-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: box-shadow 0.15s, border-color 0.15s;
}
.guide-card:hover { box-shadow: var(--shadow-sm); border-color: var(--color-border); }
.guide-card--full { padding: 1.25rem 1.5rem; }
.guide-card__icon {
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 0.15rem;
}
.guide-card__body { flex: 1; min-width: 0; }
.guide-card__title { font-weight: 600; font-size: 0.95rem; line-height: 1.4; margin-bottom: 0.25rem; }
.guide-card--full .guide-card__title { font-size: 1.05rem; }
.guide-card__desc { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.5; }
.guide-card__date { font-size: 0.75rem; color: var(--color-text-muted); margin-top: 0.5rem; }
.guide-card__arrow { color: var(--color-text-muted); font-size: 1rem; }

/* ── Glossary chips (homepage) ────────────────────────────────────────────── */

.gloss-chips { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.gloss-chip {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-text);
    transition: all 0.15s;
}
.gloss-chip:hover { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }

/* ── Glossary pages ───────────────────────────────────────────────────────── */

.glossary-alpha {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-bottom: 2.5rem;
}
.glossary-alpha__letter {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
}
.glossary-alpha__letter--active {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    transition: all 0.15s;
}
.glossary-alpha__letter--active:hover { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.glossary-alpha__letter--dim { color: var(--color-border); cursor: default; }

.glossary-section { margin-bottom: 2.5rem; }
.glossary-section__letter {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: 2rem;
    letter-spacing: -0.03em;
    color: var(--color-accent);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border-light);
}
.glossary-list { display: flex; flex-direction: column; gap: 0.5rem; }
.glossary-entry {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}
.glossary-entry:hover { border-color: var(--color-accent); box-shadow: var(--shadow-sm); }
.glossary-entry__main { flex: 1; min-width: 0; }
.glossary-entry__term { font-weight: 600; font-size: 0.95rem; margin-bottom: 0.15rem; }
.glossary-entry__def { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.4; }
.glossary-entry__aka { font-size: 0.75rem; color: var(--color-text-muted); font-style: italic; margin-top: 0.15rem; }
.glossary-entry__arrow { color: var(--color-text-muted); flex-shrink: 0; }

.glossary-related { display: flex; flex-direction: column; gap: 0.6rem; }
.glossary-related-link {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    transition: border-color 0.15s;
}
.glossary-related-link:hover { border-color: var(--color-accent); }
.glossary-related-link span { font-size: 0.8rem; color: var(--color-text-muted); }

/* ── FAQ ──────────────────────────────────────────────────────────────────── */

.faq-list { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 3rem; }
.faq-section { margin: 2.5rem 0; }
.faq-section h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.5rem;
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}
.faq-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.faq-item[open] { border-color: var(--color-border); }
.faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 1.25rem;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    list-style: none;
    gap: 1rem;
}
.faq-item__question::-webkit-details-marker { display: none; }
.faq-item__question::after {
    content: '+';
    color: var(--color-accent);
    font-size: 1.25rem;
    line-height: 1;
    flex-shrink: 0;
}
.faq-item[open] .faq-item__question::after { content: '\2212'; }
.faq-item__answer {
    padding: 0 1.25rem 1.25rem;
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}
.faq-cta {
    text-align: center;
    padding: 3rem 1.5rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    margin-top: 2rem;
}
.faq-cta h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}
.faq-cta p { color: var(--color-text-muted); margin-bottom: 1.25rem; }

/* ── Data cards ───────────────────────────────────────────────────────────── */

.data-format-bar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}
.data-format-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.75rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    color: var(--color-text-muted);
}
.data-card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; margin-bottom: 3rem; }
.data-card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: box-shadow 0.2s, border-color 0.2s;
}
.data-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-border); }
.data-card__header { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; }
.data-card__title { font-family: var(--font-heading); font-weight: 300; font-size: 1.1rem; letter-spacing: -0.01em; }
.data-card__count {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 600;
    white-space: nowrap;
}
.data-card__desc { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.5; }
.data-card__fields-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); margin-bottom: 0.3rem; }
.data-card__footer { margin-top: auto; }
.data-card__cta { font-size: 0.82rem; font-weight: 600; color: var(--color-accent); }

.data-raw-links { margin-top: 3rem; }
.data-raw-links h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.5rem;
    letter-spacing: -0.01em;
    margin-bottom: 0.5rem;
}
.data-raw-links p { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 1.25rem; }
.raw-link-list { display: flex; flex-direction: column; gap: 0.5rem; }
.raw-link {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    padding: 0.9rem 1.1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    transition: border-color 0.15s;
}
.raw-link:hover { border-color: var(--color-accent); }
.raw-link__path { font-family: var(--font-mono); font-size: 0.82rem; color: var(--color-accent); white-space: nowrap; }
.raw-link__desc { font-size: 0.82rem; color: var(--color-text-muted); }

/* ── Dataset page ─────────────────────────────────────────────────────────── */

.dataset-schema { margin: 2rem 0; }
.dataset-schema h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}
.schema-table { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.schema-field code {
    display: inline-block;
    padding: 0.3rem 0.7rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--color-text);
}
.dataset-cta {
    margin: 2.5rem 0;
    padding: 2rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}
.dataset-cta h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.3rem;
    margin-bottom: 0.4rem;
}
.dataset-cta p { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 1.25rem; }
.dataset-cta__actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ── Data CTA (homepage) ──────────────────────────────────────────────────── */

.data-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.data-cta__eyebrow {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0.4rem;
}
.data-cta__heading {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: clamp(1.5rem, 2.5vw, 2.25rem);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.data-cta__desc { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.65; margin-bottom: 1.5rem; }
.data-cta__actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.data-cta__preview { display: flex; flex-direction: column; gap: 0.75rem; }
.data-preview-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: border-color 0.15s;
}
.data-preview-card:hover { border-color: var(--color-accent); }
.data-preview-card__label { font-weight: 600; font-size: 0.9rem; }
.data-preview-card__count { font-size: 0.78rem; color: var(--color-accent); font-weight: 600; }
@media (max-width: 768px) { .data-cta { grid-template-columns: 1fr; } }

/* ── Email capture ────────────────────────────────────────────────────────── */

.email-capture { max-width: 520px; margin: 0 auto; text-align: center; }
.email-capture__heading {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}
.email-capture__desc { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 1.5rem; }
.email-capture__form { display: flex; gap: 0.5rem; max-width: 400px; margin: 0 auto 0.75rem; }
.email-capture__input {
    flex: 1;
    padding: 0.7rem 1rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: var(--font-body);
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color 0.15s;
}
.email-capture__input:focus { outline: none; border-color: var(--color-accent); }
.email-capture__note { font-size: 0.75rem; color: var(--color-text-muted); }

/* ── Constellation ────────────────────────────────────────────────────────── */

.constellation-links { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.constellation-link {
    display: inline-block;
    padding: 0.5rem 1.1rem;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    transition: all 0.15s;
}
.constellation-link:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ── Library ──────────────────────────────────────────────────────────────── */

.library-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 2rem; margin-bottom: 2.5rem; }
.library-section__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.library-section__header h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
}
.library-section__header a { font-size: 0.8rem; color: var(--color-text-muted); }
.library-section__header a:hover { color: var(--color-accent); }
.library-list { display: flex; flex-direction: column; gap: 0; }
.library-item {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border-light);
    transition: color 0.15s;
}
.library-item:hover .library-item__title { color: var(--color-accent); }
.library-item__title { font-size: 0.88rem; font-weight: 500; }
.library-item__meta { font-size: 0.75rem; color: var(--color-text-muted); white-space: nowrap; }
.library-more-links { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ── Room style detail ────────────────────────────────────────────────────── */

.room-style-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin: 2rem 0;
}

/* ── Content sections ─────────────────────────────────────────────────────── */

.content-section { margin: 2.5rem 0; }
.content-section h2 {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.3rem;
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}
.content-cta-bar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border-light);
}

/* ── Error page ───────────────────────────────────────────────────────────── */

.error-page {
    text-align: center;
    padding: 5rem 1rem;
    max-width: 480px;
    margin: 0 auto;
}
.error-page__code {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: 6rem;
    line-height: 1;
    color: var(--color-border);
    margin-bottom: 1rem;
}
.error-page__title {
    font-family: var(--font-heading);
    font-weight: 300;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.error-page__desc { font-size: 0.95rem; color: var(--color-text-muted); margin-bottom: 2rem; }
.error-page__links { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* ── Footer ───────────────────────────────────────────────────────────────── */

.site-footer {
    background: var(--color-text);
    color: rgba(255,255,255,0.7);
    margin-top: 4rem;
}
.site-footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem 1.5rem;
}
.site-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 1.5rem;
}
.site-footer__logo a {
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    color: #fff;
}
.site-footer__logo a span { color: var(--color-accent); }
.site-footer__tagline { font-size: 0.78rem; color: rgba(255,255,255,0.4); margin: 0.35rem 0 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }
.site-footer__desc { font-size: 0.82rem; line-height: 1.6; margin-bottom: 1.5rem; }
.site-footer__constellation { margin-top: 1rem; }
.site-footer__col-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.4); font-weight: 600; margin-bottom: 0.75rem; }
.site-footer__constellation ul { list-style: none; padding: 0; }
.site-footer__constellation li { margin-bottom: 0.35rem; }
.site-footer__constellation a { font-size: 0.82rem; color: rgba(255,255,255,0.6); }
.site-footer__constellation a:hover { color: var(--color-accent); }
.site-footer__links { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.site-footer__links a { font-size: 0.85rem; color: rgba(255,255,255,0.6); transition: color 0.15s; }
.site-footer__links a:hover { color: var(--color-accent); }
.site-footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.3);
}
.site-footer__bottom a { color: rgba(255,255,255,0.4); }
.site-footer__bottom a:hover { color: var(--color-accent); }

@media (max-width: 768px) {
    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .site-footer__brand { grid-column: span 1; }
    .site-footer__tagline { font-size: 1.1rem; }
    .site-footer__desc { font-size: 1.25rem; line-height: 1.6; }
    .site-footer__col-label { font-size: 1rem; }
    .site-footer__constellation a { font-size: 1.25rem; }
    .site-footer__links a { font-size: 1.25rem; }
    .site-footer__bottom { font-size: 1rem; }
}

/* ── Utilities ────────────────────────────────────────────────────────────── */

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