/* =====================================================
   article.css — Estilos compartidos para artículos
   COSICAT · Fundación Iberoamericana en Catalunya
===================================================== */

/* ── Back bar ──────────────────────────────────────── */
.back-bar {
    background: var(--cream-dark);
    border-bottom: 1px solid var(--border-light);
    padding: 0.85rem 0;
    position: relative;
    z-index: 5;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-mid);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.back-link:hover { color: var(--navy); }

.back-link .arrow { font-size: 1.1rem; transition: var(--transition); }
.back-link:hover .arrow { transform: translateX(-3px); }

/* ── Article Hero ─────────────────────────────────── */
.article-hero {
    position: relative;
    min-height: 62vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    background: var(--navy);
    padding-top: 80px;
}

.article-hero-image {
    position: absolute;
    inset: 0;
}

.article-hero-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(0.35) saturate(0.75);
    transition: transform 8s ease;
}

.article-hero:hover .article-hero-image img {
    transform: scale(1.03);
}

.article-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(11,17,32,0.97) 0%,
        rgba(11,17,32,0.6) 55%,
        rgba(11,17,32,0.15) 100%
    );
}

/* Grid texture */
.article-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.article-hero-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 3.5rem 0 5rem;
}

/* Breadcrumb */
.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 2rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    flex-wrap: wrap;
}

.article-breadcrumb a {
    color: rgba(255,255,255,0.55);
    font-weight: 500;
    transition: var(--transition);
}

.article-breadcrumb a:hover { color: rgba(255,255,255,0.9); }

.article-breadcrumb .sep { color: rgba(255,255,255,0.2); }

/* Meta */
.article-meta {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.6rem;
    flex-wrap: wrap;
}

.article-category {
    background: var(--blue);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.35rem 1rem;
    border-radius: 50px;
}

.article-category.green  { background: var(--green); }
.article-category.gold   { background: var(--gold); }

.article-date {
    color: rgba(255,255,255,0.55);
    font-size: 0.84rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.article-read-time {
    color: rgba(255,255,255,0.4);
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.article-hero-title {
    font-family: 'DM Serif Display', 'Playfair Display', Georgia, serif;
    font-size: clamp(2rem, 5vw, 3.8rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: white;
    max-width: 820px;
    margin-bottom: 1.2rem;
}

.article-hero-title em {
    font-style: italic;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-hero-lead {
    font-size: 1.12rem;
    color: rgba(255,255,255,0.65);
    max-width: 680px;
    line-height: 1.75;
    font-weight: 400;
}

/* ── Layout ──────────────────────────────────────── */
.article-layout {
    background: white;
    padding: 5rem 0 6rem;
}

.article-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 5rem;
    align-items: start;
}

/* ── Article body ────────────────────────────────── */
.article-body {
    font-size: 1.07rem;
    color: var(--text-mid);
    line-height: 1.9;
}

.article-body > p:first-child {
    font-size: 1.18rem;
    color: var(--text-dark);
    line-height: 1.8;
    font-weight: 400;
    margin-bottom: 2rem;
}

.article-body p { margin-bottom: 1.6rem; }

.article-body h2 {
    font-family: 'DM Serif Display', 'Playfair Display', Georgia, serif;
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--navy);
    margin: 2.8rem 0 1.1rem;
    letter-spacing: -0.015em;
    line-height: 1.25;
    padding-left: 1.4rem;
    position: relative;
}

.article-body h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.15em;
    bottom: 0.15em;
    width: 4px;
    background: linear-gradient(to bottom, var(--blue), var(--green));
    border-radius: 2px;
}

.article-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy);
    margin: 2rem 0 0.8rem;
}

.article-body strong { color: var(--text-dark); font-weight: 700; }

.article-body a {
    color: var(--blue);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-body a:hover { color: var(--blue-light); }

.article-body ul, .article-body ol {
    margin: 0.5rem 0 1.6rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.article-body ul li {
    padding-left: 1.6rem;
    position: relative;
    color: var(--text-mid);
}

.article-body ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--blue);
    font-weight: 700;
    font-size: 0.9em;
}

/* Pull quote */
.pull-quote {
    border-left: 4px solid var(--gold);
    padding: 1.6rem 2.2rem;
    margin: 2.5rem 0;
    background: linear-gradient(135deg, var(--cream), rgba(248,243,235,0.4));
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    position: relative;
}

.pull-quote::before {
    content: '"';
    font-family: 'DM Serif Display', 'Playfair Display', Georgia, serif;
    font-size: 5rem;
    color: var(--gold);
    opacity: 0.25;
    position: absolute;
    top: -0.5rem;
    left: 1rem;
    line-height: 1;
}

.pull-quote p {
    font-family: 'DM Serif Display', 'Playfair Display', Georgia, serif;
    font-size: 1.35rem;
    color: var(--navy);
    font-style: italic;
    line-height: 1.65;
    margin: 0 !important;
    position: relative;
    z-index: 1;
}

.pull-quote cite {
    display: block;
    font-size: 0.82rem;
    font-style: normal;
    color: var(--text-muted);
    margin-top: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

/* Info box */
.info-box {
    background: rgba(26,79,214,0.05);
    border: 1px solid rgba(26,79,214,0.15);
    border-radius: var(--radius);
    padding: 2rem;
    margin: 2.5rem 0;
}

.info-box h3 {
    color: var(--blue) !important;
    margin-top: 0 !important;
    font-size: 1rem !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1rem !important;
}

.info-box p { margin-bottom: 0 !important; }

/* CTA Box */
.article-cta-box {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%);
    color: white;
    padding: 3rem 2.5rem;
    border-radius: var(--radius);
    margin: 3rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 60% at 30% 50%, rgba(26,79,214,0.35) 0%, transparent 65%);
    pointer-events: none;
}

.article-cta-box h3 {
    font-family: 'DM Serif Display', 'Playfair Display', Georgia, serif;
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 0.8rem;
    color: white;
    position: relative;
}

.article-cta-box p {
    color: rgba(255,255,255,0.68);
    font-size: 0.98rem;
    margin-bottom: 1.8rem !important;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    position: relative;
}

.article-cta-box .btn-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* Tags + share */
.article-footer {
    padding-top: 2.5rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border-light);
}

.article-tags {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 1.8rem;
}

.article-tag {
    background: var(--cream);
    border: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3rem 0.85rem;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
}

.article-tag:hover {
    background: var(--navy);
    color: white;
    border-color: var(--navy);
}

.article-share {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    flex-wrap: wrap;
}

.share-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.42rem 1.1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1.5px solid var(--border-light);
    color: var(--text-mid);
    transition: var(--transition);
    cursor: pointer;
    background: white;
    text-decoration: none !important;
}

.share-btn:hover {
    background: var(--navy);
    color: white !important;
    border-color: var(--navy);
}

.share-btn.facebook:hover { background: #1877f2; border-color: #1877f2; }
.share-btn.whatsapp:hover { background: #25d366; border-color: #25d366; }

/* ── Sidebar ─────────────────────────────────────── */
.article-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.sidebar-widget {
    background: var(--cream);
    border-radius: var(--radius);
    padding: 1.8rem;
    border: 1px solid var(--border-light);
}

.sidebar-widget-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    margin-bottom: 1.4rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-widget-title::before {
    content: '';
    width: 16px; height: 2px;
    background: var(--blue);
    border-radius: 2px;
    flex-shrink: 0;
}

/* Related news */
.sidebar-news-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.sidebar-news-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
    text-decoration: none !important;
    transition: var(--transition);
}

.sidebar-news-item:last-child { border-bottom: none; padding-bottom: 0; }
.sidebar-news-item:first-child { padding-top: 0; }

.sidebar-news-img {
    width: 70px; height: 70px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar-news-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.sidebar-news-item:hover .sidebar-news-img img { transform: scale(1.1); }

.sidebar-news-info h4 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.4;
    margin-bottom: 0.3rem;
    transition: var(--transition);
}

.sidebar-news-item:hover h4 { color: var(--blue); }

.sidebar-news-info span {
    font-size: 0.76rem;
    color: var(--text-muted);
}

/* Sidebar contact widget */
.sidebar-contact-widget {
    background: linear-gradient(145deg, var(--navy), var(--navy-soft));
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    color: white;
    border: none;
}

.sidebar-contact-widget .sidebar-widget-title {
    color: rgba(255,255,255,0.45);
    border-bottom-color: rgba(255,255,255,0.1);
}

.sidebar-contact-widget .sidebar-widget-title::before {
    background: var(--gold);
}

.sidebar-contact-widget p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.68);
    line-height: 1.7;
    margin-bottom: 1.4rem;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 1024px) {
    .article-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .article-hero { min-height: 50vh; }
    .article-layout { padding: 3rem 0 4rem; }
    .article-body > p:first-child { font-size: 1.05rem; }
    .article-body h2 { font-size: 1.45rem; }
    .pull-quote p { font-size: 1.15rem; }
    .article-cta-box { padding: 2rem 1.5rem; }
    .article-sidebar {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .article-hero-inner { padding: 2.5rem 0 3.5rem; }
    .article-hero-title { font-size: 1.9rem; }
}