/* ============================================================
   BLOG — listado tipo revista · Rvolucion
   ============================================================ */
.bl-hero, .bl-featured-sec, .bl-grid-sec, .bl-news { position: relative; }

/* Meta compartida */
.bl-meta {
    display: flex; align-items: center; gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--gray);
    margin-bottom: 0.8rem;
}
.bl-dot { color: var(--gray-dim); }
.bl-cat { color: var(--fire); font-weight: 600; }

/* ============================================================
   HERO
   ============================================================ */
.bl-hero {
    padding: 9rem 0 3rem;
    background: var(--ink);
    overflow: hidden;
}
.bl-hero-glow {
    position: absolute; top: -120px; left: 50%; transform: translateX(-50%);
    width: 700px; height: 400px;
    background: radial-gradient(ellipse, rgba(255,87,34,0.14), transparent 70%);
    filter: blur(100px); pointer-events: none;
}
.bl-hero-inner { position: relative; z-index: 1; }
.bl-breadcrumb {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray-dim);
    margin-bottom: 1.5rem;
}
.bl-breadcrumb a { color: var(--gray); text-decoration: none; transition: color 0.2s; }
.bl-breadcrumb a:hover { color: var(--fire); }
.bl-breadcrumb span { margin: 0 0.4rem; }
.bl-hero-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 1rem 0;
    max-width: 900px;
}
.bl-hero-sub {
    color: var(--gray);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.6;
    max-width: 640px;
}

/* ============================================================
   FILTROS
   ============================================================ */
.bl-filters-wrap {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(6,8,13,0.85);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 1rem 0;
}
.bl-filters {
    display: flex;
    gap: 0.7rem;
    flex-wrap: wrap;
}
.bl-filter {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--gray);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
    border-radius: 50px;
    padding: 0.5rem 1.2rem;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}
.bl-filter:hover { border-color: rgba(255,87,34,0.4); color: var(--white); }
.bl-filter.active {
    background: var(--grad-fire);
    border-color: transparent;
    color: var(--ink);
    font-weight: 600;
}

/* ============================================================
   POST DESTACADO
   ============================================================ */
.bl-featured-sec { padding: 3.5rem 0 2rem; background: var(--ink); }
.bl-featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    transition: border-color 0.3s ease, transform 0.3s ease;
}
.bl-featured:hover { border-color: rgba(255,87,34,0.3); transform: translateY(-4px); }
.bl-featured-media {
    position: relative;
    min-height: 340px;
    background: linear-gradient(135deg, var(--ink-3), var(--ink-2));
    overflow: hidden;
}
.bl-featured-media img { width: 100%; height: 100%; object-fit: cover; }
.bl-featured-media.bl-noimg::after {
    content: ''; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(255,87,34,0.2), transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(44,232,245,0.15), transparent 50%);
}
.bl-featured-badge {
    position: absolute; top: 1.2rem; left: 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--grad-fire);
    color: var(--ink);
    font-weight: 700;
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    z-index: 1;
}
.bl-featured-body { padding: 2.5rem; display: flex; flex-direction: column; justify-content: center; }
.bl-featured-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(1.5rem, 2.5vw, 2.2rem);
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 1rem;
}
.bl-featured-excerpt { color: var(--gray); font-size: 1.05rem; line-height: 1.6; margin-bottom: 1.5rem; }
.bl-readmore {
    display: inline-flex; align-items: center; gap: 0.5rem;
    color: var(--fire);
    font-weight: 600;
    font-size: 0.95rem;
}
.bl-readmore svg { width: 18px; height: 18px; transition: transform 0.3s ease; }
.bl-featured:hover .bl-readmore svg { transform: translateX(5px); }

/* ============================================================
   GRID DE TARJETAS
   ============================================================ */
.bl-grid-sec { padding: 2rem 0 6rem; background: var(--ink); }
.bl-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.8rem;
}
.bl-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease;
}
.bl-card:hover { border-color: rgba(255,87,34,0.3); transform: translateY(-6px); }
.bl-card-link { text-decoration: none; display: block; height: 100%; }
.bl-card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--ink-3), var(--ink-2));
    overflow: hidden;
}
.bl-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.bl-card:hover .bl-card-media img { transform: scale(1.05); }
.bl-card-media.bl-noimg::after {
    content: ''; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 35% 30%, rgba(255,87,34,0.18), transparent 55%),
        radial-gradient(circle at 70% 75%, rgba(44,232,245,0.12), transparent 55%);
}
.bl-card-cat {
    position: absolute; top: 1rem; left: 1rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: rgba(6,8,13,0.8);
    backdrop-filter: blur(6px);
    color: var(--fire);
    font-weight: 600;
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
    border: 1px solid rgba(255,87,34,0.3);
}
.bl-card-body { padding: 1.5rem; }
.bl-card-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 0.7rem;
}
.bl-card-excerpt { color: var(--gray); font-size: 0.92rem; line-height: 1.55; margin-bottom: 1.2rem; }
.bl-card-readmore {
    display: inline-flex; align-items: center; gap: 0.4rem;
    color: var(--fire);
    font-weight: 600;
    font-size: 0.88rem;
}
.bl-card-readmore svg { width: 16px; height: 16px; transition: transform 0.3s ease; }
.bl-card:hover .bl-card-readmore svg { transform: translateX(4px); }

/* Estado vacío */
.bl-empty { text-align: center; padding: 4rem 0; color: var(--gray); }

/* Paginación */
.bl-pagination {
    display: flex; align-items: center; justify-content: center; gap: 1.5rem;
    margin-top: 3.5rem;
}
.bl-page-btn {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--white);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.6rem 1.4rem;
    cursor: pointer;
    transition: all 0.25s ease;
}
.bl-page-btn:hover:not(:disabled) { border-color: var(--fire); color: var(--fire); }
.bl-page-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.bl-page-info { font-family: var(--font-mono); font-size: 0.85rem; color: var(--gray); }

/* ============================================================
   NEWSLETTER
   ============================================================ */
.bl-news { padding: 6rem 0; background: var(--ink-2); overflow: hidden; }
.bl-news-glow {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(44,232,245,0.12), transparent 70%);
    filter: blur(90px); pointer-events: none;
}
.bl-news-inner { position: relative; z-index: 1; text-align: center; max-width: 600px; }
.bl-news-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}
.bl-news-sub { color: var(--gray); font-size: 1.1rem; line-height: 1.6; margin-bottom: 2rem; }
.bl-news-form { display: flex; gap: 0.8rem; max-width: 480px; margin: 0 auto; }
.bl-news-form input {
    flex: 1;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.9rem 1.2rem;
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
}
.bl-news-form input:focus { outline: none; border-color: var(--fire); }
.bl-news-form input::placeholder { color: var(--gray-dim); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .bl-grid { grid-template-columns: repeat(2, 1fr); }
    .bl-featured { grid-template-columns: 1fr; }
    .bl-featured-media { min-height: 240px; }
}
@media (max-width: 560px) {
    .bl-grid { grid-template-columns: 1fr; }
    .bl-news-form { flex-direction: column; }
    .bl-news-form .btn { width: 100%; justify-content: center; }
    .bl-filters { gap: 0.5rem; }
    .bl-filter { font-size: 0.78rem; padding: 0.45rem 1rem; }
}