/* =====================================================
   EN-PORTADA — Estilos de página específicos
   Sigue la metodología BEM y los tokens del design system
   ===================================================== */

/* ── Hero editorial de página interna ── */
.portada-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, #001a3d 60%, #00324d 100%);
    padding: 8rem var(--space-md) 5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.portada-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 60% at 20% 40%, rgba(0, 180, 216, 0.15) 0%, transparent 65%),
        radial-gradient(ellipse 55% 70% at 80% 60%, rgba(10, 37, 64, 0.5) 0%, transparent 70%);
    animation: heroBgFloat 12s ease-in-out infinite alternate;
    z-index: 0;
}

.portada-hero__inner {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin: 0 auto;
}

.portada-hero__badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: rgba(0, 180, 216, 0.12);
    border: 1px solid rgba(0, 180, 216, 0.3);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    margin-bottom: 1.4rem;
}

.portada-hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: 1.2rem;
}

.portada-hero__title span {
    background: linear-gradient(135deg, var(--color-accent) 0%, #00e5ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portada-hero__desc {
    font-size: clamp(0.95rem, 2vw, 1.1rem);
    color: var(--color-text-light);
    line-height: 1.75;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.portada-hero__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.portada-hero__meta-item {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-lighter);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.portada-hero__meta-item svg {
    flex-shrink: 0;
    color: var(--color-accent);
}

/* ── Contenedor principal del artículo ── */
.article-layout {
    background: var(--bg-light);
    padding: var(--space-2xl) var(--space-md);
}

.article-layout__inner {
    max-width: 900px;
    margin: 0 auto;
}

/* ── Tarjeta principal del artículo ── */
.article-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    color: var(--color-text);
}

/* ── Imagen de portada del artículo ── */
.article-card__cover {
    width: 100%;
    aspect-ratio: 16 / 7;
    object-fit: cover;
    display: block;
    background: linear-gradient(135deg, var(--color-primary) 0%, #003566 100%);
}

/* Placeholder SVG para imagen de portada */
.article-card__cover-placeholder {
    width: 100%;
    aspect-ratio: 16 / 7;
    background: linear-gradient(135deg, #0A2540 0%, #003566 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.article-card__cover-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 60% at 30% 50%, rgba(0, 180, 216, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 40% 60% at 75% 40%, rgba(0, 53, 102, 0.4) 0%, transparent 70%);
}

.article-card__cover-label {
    position: relative;
    z-index: 1;
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 800;
    color: rgba(255, 255, 255, 0.18);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-align: center;
    padding: var(--space-md);
}

/* ── Cuerpo del artículo ── */
.article-card__body {
    padding: var(--space-xl) clamp(var(--space-md), 5vw, 4rem);
}

.article-card__category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: rgba(0, 180, 216, 0.08);
    border: 1px solid rgba(0, 180, 216, 0.22);
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    margin-bottom: 1.4rem;
}

.article-card__title {
    font-family: var(--font-heading);
    font-size: clamp(1.7rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.article-card__subtitle {
    font-family: var(--font-body);
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 400;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(10, 37, 64, 0.08);
}

/* ── Información del autor ── */
.article-card__author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.article-card__author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.article-card__author-info {
    display: flex;
    flex-direction: column;
}

.article-card__author-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

.article-card__author-role {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.article-card__author-date {
    margin-left: auto;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-align: right;
    flex-shrink: 0;
}

/* ── Cuerpo editorial del texto ── */
.article-card__text {
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 1.8vw, 1.05rem);
    line-height: 2.85;
    color: var(--color-text);
}

.article-card__text p {
    margin-bottom: 1.4rem;
}

.article-card__text p:last-child {
    margin-bottom: 0;
}

.article-card__text h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.5vw, 1.6rem);
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    margin: 2.5rem 0 0.9rem;
}

.article-card__text h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    font-weight: 600;
    color: var(--color-primary);
    margin: 2rem 0 0.75rem;
}

/* ── Bloque destacado / cita editorial ── */
.article-card__pullquote {
    margin: 2.5rem 0;
    padding: 1.75rem 2rem;
    border-left: 4px solid var(--color-accent);
    background: linear-gradient(135deg, rgba(0, 180, 216, 0.05) 0%, rgba(0, 180, 216, 0.02) 100%);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-card__pullquote p {
    font-family: var(--font-heading);
    font-size: clamp(1.05rem, 2.2vw, 1.3rem);
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.55;
    margin: 0;
}

.article-card__pullquote cite {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.8rem;
    font-style: normal;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.04em;
}

/* ── Grid de imágenes dentro del artículo ── */
.article-img-grid {
    display: grid;
    gap: 1rem;
    margin: 2.5rem 0;
}

.article-img-grid--2col {
    grid-template-columns: 1fr 1fr;
}

.article-img-grid--3col {
    grid-template-columns: 1fr 1fr 1fr;
}

/* Imagen individual */
.article-img {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.article-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Placeholder para imágenes del artículo */
.article-img__placeholder {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, #f0f4f8 0%, #dde3ea 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.article-img__placeholder svg {
    opacity: 0.4;
    color: var(--color-primary);
}

.article-img__caption {
    padding: 0.6rem 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    font-style: italic;
    background: var(--bg-light);
}

/* ── Tags / etiquetas al final del artículo ── */
.article-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 3rem;
    padding-top: 1.75rem;
    border-top: 1px solid rgba(10, 37, 64, 0.08);
}

.article-card__tag {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(10, 37, 64, 0.06);
    border: 1px solid rgba(10, 37, 64, 0.12);
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    transition: var(--transition);
}

.article-card__tag:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ── Responsivo ── */
@media (max-width: 600px) {

    .article-img-grid--2col,
    .article-img-grid--3col {
        grid-template-columns: 1fr;
    }

    .article-card__author {
        flex-wrap: wrap;
    }

    .article-card__author-date {
        margin-left: 0;
        text-align: left;
        width: 100%;
    }
}